CN105563059A - Machining method of internal herringbone gear - Google Patents

Machining method of internal herringbone gear Download PDF

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Publication number
CN105563059A
CN105563059A CN201510907847.2A CN201510907847A CN105563059A CN 105563059 A CN105563059 A CN 105563059A CN 201510907847 A CN201510907847 A CN 201510907847A CN 105563059 A CN105563059 A CN 105563059A
Authority
CN
China
Prior art keywords
gear
gear ring
centering
clamp
internal
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.)
Pending
Application number
CN201510907847.2A
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Chinese (zh)
Inventor
曾祥亮
宋智伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HUNAN NANFANG AVIATION HIGH PRECISION TRANSMISSION CO Ltd
Original Assignee
HUNAN NANFANG AVIATION HIGH PRECISION TRANSMISSION CO Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by HUNAN NANFANG AVIATION HIGH PRECISION TRANSMISSION CO Ltd filed Critical HUNAN NANFANG AVIATION HIGH PRECISION TRANSMISSION CO Ltd
Priority to CN201510907847.2A priority Critical patent/CN105563059A/en
Publication of CN105563059A publication Critical patent/CN105563059A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • B23P15/14Making specific metal objects by operations not covered by a single other subclass or a group in this subclass gear parts, e.g. gear wheels
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23FMAKING GEARS OR TOOTHED RACKS
    • B23F23/00Accessories or equipment combined with or arranged in, or specially designed to form part of, gear-cutting machines
    • B23F23/02Loading, unloading or chucking arrangements for workpieces
    • B23F23/06Chucking arrangements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23FMAKING GEARS OR TOOTHED RACKS
    • B23F5/00Making straight gear teeth involving moving a tool relatively to a workpiece with a rolling-off or an enveloping motion with respect to the gear teeth to be made

Abstract

The invention relates to a machining method of an internal herringbone gear. The machining method is characterized in that a centering clamp is machined according to the size of the internal herringbone gear, a gear blank is machined, internal oblique teeth are inserted, machined gear rings are assembled into the internal herringbone gear through the centering clamp, and the internal herringbone gear is placed on a three-coordinate detector so that the centering degree can be metered; and external teeth are rolled and milled at the same time under the combination state, and a mark is made to serve as a mark for assembling. By means of the machining method, the internal teeth are inserted firstly, a sleeve and pressing plate combined tool is adopted to clamp the two gear rings opened oppositely to a sleeve, centering accuracy and precision are high, the working procedures of rolling and milling the external teeth are completed at a time, machining efficiency is improved and labor intensity is relieved. The clamp is simple in structure, easy to manufacture and convenient to assemble and disassemble. The machined internal herringbone gear is high in precision, stable in quality and good in uniformity, the centering degree after the internal herringbone gear is assembled is increased and operation reliability and stability of the herringbone gear in a transmission system are improved.

Description

A kind of processing method of interior herringbone fashion gear
Technical field
The present invention relates to a kind of processing method, be specifically related to a kind of processing method of interior herringbone fashion gear.
Background technology
Herringbone fashion gear is a kind of roller gear, certain a part of facewidth namely on the face of cylinder is right-hand teeth, and in another part facewidth, is left-hand teeth.Herringbone fashion gear has that bearing capacity is high, stable drive and the advantage such as axial load is little, is used widely in the transmission system of heavy-duty machinery.For outer herringbone fashion gear, both sides split manufactured, then combine, or be made of one both sides, between the effective tooth in both sides, design undercut, this is the Conventional processing methods of outer herringbone fashion gear.
For interior herringbone fashion gear, usually adopt split design processing, recombinant during use.First process what a gear ring to finished product, helical teeth in another ring gear machining is good, external tooth is not first processed; By good for helical teeth centering in two gear rings, then rule according to external tooth processing place of external tooth to another gear ring of the gear ring processed, carry out gear hobbing according to line, then roll flute is to finished product.The shortcoming of this processing method is: process teeth portion by line, can cause larger angle error; It 2 is: the common normal size of the external tooth of two gear rings is not identical, tooth alignment error is also different, when assembling, the external tooth of two gear rings but engages with the internal tooth of same part, affect the engagement of external tooth, and cause internal tooth alignment degree error to increase, affect product quality and stable equipment operation and reliability.
Summary of the invention
The present invention is directed to the shortcoming of above-mentioned technology, provide a kind of easy to loading and unloading, centering is easy, the processing method of the interior herringbone fashion gear that the uniformity of external tooth common normal, tooth alignment error is good.
The processing method of interior herringbone fashion gear of the present invention, is characterized in that: the procedure of processing of described processing method is as follows:
The centering clamp of herringbone fashion gear in A, making, described centering clamp comprises abutment sleeve and pressing plate;
A1, making abutment sleeve, according to the external diameter of gear ring internal diameter determination abutment sleeve, sleeve wall thickness is 10 ~ 30 millimeters, and abutment sleeve outer circumference surface and gear ring inner peripheral surface are matched in clearance;
The making of A2, pressing plate, pressing plate is concave structure, and two ends are provided with pressure head, and pressure head is provided with compression screw;
B, tooth base are processed;
C, slotting interior helical teeth
D, interior helical teeth centering:
Pressing plate is loaded onto at the two ends up and down of D1, gear ring, tightens clamp-screw, and abutment sleeve loads in the gear ring assembled;
D2, check the gap of abutment sleeve outer circumference surface and gear ring endoporus, gear ring should be able to flexible rotating on abutment sleeve;
D3, detect by an unaided eye, rotate gear ring, the extended line of teeth directional on two feature contacts faces of two gear rings meets at a bit, makes the pre-centering of interior helical teeth of two gear rings simultaneously;
D4, upper three-dimensional detector measure, and rotate gear ring, and adjustment position degree completes interior helical teeth precise alignment to claimed condition;
After D6, interior helical teeth centering, be contained on the two ends of gear ring by two pressing plates, be fixed tightly on two gear rings with clamp-screw (10) by pressing plate, such two gear rings are just combined into an interior herringbone fashion gear;
E, process external tooth in the assembled state;
E1, roll external tooth;
E2, mill external tooth;
F, marking, draw a line at the external tooth tooth top of the gear ring processed, and as mark during assembling, during assembling, two lines should align;
G, unclamp pressing plate clamp-screw, unload lower platen, the gear ring processed separates with abutment sleeve, and in initial workpiece, herringbone fashion gear machines;
H, second add man-hour directly from B.
Processing method of the present invention, first insert internal tooth, after internal tooth processes, adopt sleeve and pressing plate assembled tool, the gear ring clamping split two is on sleeve, and three-dimensional detector measures centering, the accurate precision of centering is high, disposable completing rolls external tooth and mill external tooth operation, improves working (machining) efficiency, reduces labour intensity; Clamp structure is simple, and make easily, easy to loading and unloading, the interior herringbone fashion accuracy of gear of processing is high, and steady quality uniformity is good, improves the alignment degree after the assembling of interior herringbone fashion gear and herringbone fashion gear maintainability and stability in transmission system.
Accompanying drawing explanation
Fig. 1 is the structural representation of interior herringbone fashion gear.
Fig. 2 is the structural representation of pressing plate.
Fig. 3 is the structural representation of sleeve.
Fig. 4 is centering built-up jig assembling schematic diagram.
Fig. 5 is the schematic diagram of centering.
In figure: 1, outer straight-tooth, 2, left gear ring, 3, right gear ring, 4, left-handed internal tooth, 5, dextrorotation internal tooth, 6, pressing plate, 7, compress screw, 8, pressure head, 9, abutment sleeve, 10, clamp-screw.
Detailed description of the invention
The processing method of interior herringbone fashion gear of the present invention is as follows:
The making of the centering clamp of A, interior herringbone fashion gear, centering clamp comprises abutment sleeve 9 and pressing plate 6.
The making of A1, abutment sleeve 9, abutment sleeve 9 outer peripheral face and gear ring inner peripheral surface are matched in clearance, and sleeve wall thickness is 15 millimeters.
The making of A2, pressing plate 6, pressing plate 6 is concave structure, and two ends are provided with pressure head 8, pressure head 8 has and compresses screw 7.
B, tooth base are processed;
C, slotting interior helical teeth;
D, interior helical teeth centering;
D1, left gear ring 2 and right gear ring 3 are combined into gear ring, load onto pressing plate 6, tighten clamp-screw 10 at the two ends up and down of gear ring, and abutment sleeve 9 loads in the gear ring assembled;
D2, check the gap of abutment sleeve 9 and gear ring endoporus, gear ring should be able to flexible rotating on abutment sleeve 9;
D3, to detect by an unaided eye, rotate gear ring simultaneously, make the pre-centering of interior helical teeth of two gear rings;
Helical teeth alignment degree in the metering of D4, upper three-dimensional detector, rotates gear ring, and adjustment position degree, to claimed condition, completes precise alignment;
After D6, interior helical teeth centering, be contained on gear ring by two pressing plates 6, be fixed tightly on two gear rings with bolt by pressing plate 6, such two gear rings are just combined into an interior herringbone fashion gear.
E, process external tooth in the assembled state;
E1, roll external tooth;
E2, mill external tooth;
F, marking, draw a line at the external tooth tooth top of the gear ring processed, and as mark during assembling, during assembling, two lines should align.
G, the clamp-screw 10 unclamped on pressing plate 6, unload lower platen 6, the gear ring processed separates with abutment sleeve 9, and in initial workpiece, herringbone fashion gear machines.
H, second add man-hour directly from B.

Claims (1)

1. a processing method for herringbone fashion gear in, is characterized in that: the procedure of processing of described processing method is as follows:
The centering clamp of herringbone fashion gear in A, making, described centering clamp comprises abutment sleeve (9), pressing plate (6);
A1, making abutment sleeve (9), abutment sleeve (9) and gear ring endoporus are matched in clearance;
The making of A2, pressing plate (6), pressing plate (6) is concave structure, and two ends are provided with pressure head (7), and pressure head (7) is provided with and compresses screw (8);
B, tooth base are processed;
C, slotting interior helical teeth;
D, interior helical teeth centering;
Pressing plate (6) is loaded onto at the two ends up and down of D1, gear ring, tightens clamp-screw (10), and abutment sleeve (9) loads in the gear ring assembled;
D2, check abutment sleeve (9) and the gap of gear ring endoporus, gear ring should be able to flexible rotating on abutment sleeve (9);
D3, to detect by an unaided eye, rotate gear ring simultaneously, make the pre-centering of interior helical teeth of two gear rings;
Helical teeth alignment degree in the metering of D4, upper three-dimensional detector, rotates gear ring, and adjustment position degree, to claimed condition, completes precise alignment;
After D6, interior helical teeth centering, be contained on the two ends of gear ring by two pressing plates (6), be fixed tightly on two gear rings with clamp-screw (10) by pressing plate (6), such two gear rings are just combined into an interior herringbone fashion gear;
E, process external tooth in the assembled state;
E1, roll external tooth;
E2, mill external tooth;
F, marking, draw a line at the external tooth tooth top of the gear ring processed, and as mark during assembling, during assembling, two lines should align;
G, unclamp the clamp-screw (10) of pressing plate (6), unload lower platen (6), the gear ring processed separates with abutment sleeve (9), and in initial workpiece, herringbone bear machines;
H, second add man-hour directly from B.
CN201510907847.2A 2015-12-10 2015-12-10 Machining method of internal herringbone gear Pending CN105563059A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510907847.2A CN105563059A (en) 2015-12-10 2015-12-10 Machining method of internal herringbone gear

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510907847.2A CN105563059A (en) 2015-12-10 2015-12-10 Machining method of internal herringbone gear

Publications (1)

Publication Number Publication Date
CN105563059A true CN105563059A (en) 2016-05-11

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111022610A (en) * 2019-11-22 2020-04-17 湖南南方宇航高精传动有限公司 Process for combining left-handed inner gear ring and right-handed inner gear ring into high-precision herringbone gear
CN112475475A (en) * 2020-11-25 2021-03-12 南京工业大学 Method for online measurement and correction of alignment degree of herringbone gear
CN113695686A (en) * 2021-10-29 2021-11-26 杭州前进齿轮箱集团股份有限公司 Processing method of heavy-load herringbone gear ring processed in split splicing mode and correction tool thereof
CN113714571A (en) * 2021-11-01 2021-11-30 杭州前进齿轮箱集团股份有限公司 Inner and outer tooth centering control structure of high-speed precision heavy-duty herringbone gear ring and machining method
CN114799361A (en) * 2022-04-19 2022-07-29 天津华建天恒传动有限责任公司 Manufacturing method of split type outer herringbone gear

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JPH09201643A (en) * 1996-01-23 1997-08-05 Samutetsuku Kk Method for forming external gear
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CN101862945A (en) * 2010-04-15 2010-10-20 南通振华重型装备制造有限公司 Method for processing large combination type herringbone gear
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CN103192241A (en) * 2013-04-03 2013-07-10 重庆齿轮箱有限责任公司 Method for machining combined herringbone tooth part
CN104646974A (en) * 2014-12-31 2015-05-27 杭州前进齿轮箱集团股份有限公司 Tooth splicing machining method for machining herringbone gears
CN104712743A (en) * 2015-03-28 2015-06-17 哈尔滨广瀚动力传动有限公司 Floating structure of combined herringbone gear inner gear rings

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JPH09201643A (en) * 1996-01-23 1997-08-05 Samutetsuku Kk Method for forming external gear
US7854995B1 (en) * 2004-07-14 2010-12-21 Keystone Investment Corporation High density dual helical gear
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CN101413576A (en) * 2008-11-14 2009-04-22 南车戚墅堰机车车辆工艺研究所有限公司 Chevron gear and specific assembling and measuring tool thereof and method for machining and assembling chevron gear
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CN103192241A (en) * 2013-04-03 2013-07-10 重庆齿轮箱有限责任公司 Method for machining combined herringbone tooth part
CN104646974A (en) * 2014-12-31 2015-05-27 杭州前进齿轮箱集团股份有限公司 Tooth splicing machining method for machining herringbone gears
CN104712743A (en) * 2015-03-28 2015-06-17 哈尔滨广瀚动力传动有限公司 Floating structure of combined herringbone gear inner gear rings

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111022610A (en) * 2019-11-22 2020-04-17 湖南南方宇航高精传动有限公司 Process for combining left-handed inner gear ring and right-handed inner gear ring into high-precision herringbone gear
CN111022610B (en) * 2019-11-22 2021-08-17 湖南南方宇航高精传动有限公司 Process for combining left-handed inner gear ring and right-handed inner gear ring into high-precision herringbone gear
CN112475475A (en) * 2020-11-25 2021-03-12 南京工业大学 Method for online measurement and correction of alignment degree of herringbone gear
CN113695686A (en) * 2021-10-29 2021-11-26 杭州前进齿轮箱集团股份有限公司 Processing method of heavy-load herringbone gear ring processed in split splicing mode and correction tool thereof
CN113695686B (en) * 2021-10-29 2022-02-22 杭州前进齿轮箱集团股份有限公司 Processing method of heavy-load herringbone gear ring processed in split splicing mode and correction tool thereof
CN113714571A (en) * 2021-11-01 2021-11-30 杭州前进齿轮箱集团股份有限公司 Inner and outer tooth centering control structure of high-speed precision heavy-duty herringbone gear ring and machining method
CN114799361A (en) * 2022-04-19 2022-07-29 天津华建天恒传动有限责任公司 Manufacturing method of split type outer herringbone gear
CN114799361B (en) * 2022-04-19 2023-09-22 天津华建天恒传动有限责任公司 Manufacturing method of split type external herringbone teeth

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Application publication date: 20160511

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