CN103624333B - Direct-drive type worm-gear hobbing machine - Google Patents
Direct-drive type worm-gear hobbing machine Download PDFInfo
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- CN103624333B CN103624333B CN201310419601.1A CN201310419601A CN103624333B CN 103624333 B CN103624333 B CN 103624333B CN 201310419601 A CN201310419601 A CN 201310419601A CN 103624333 B CN103624333 B CN 103624333B
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Abstract
Direct-drive type worm-gear hobbing machine, comprise in frame and have base and main shaft erection column, on base, before and after peace, after slide unit, the rear servomotor of peace connects screw mandrel, pacify nut under front and back slide established by front and back slide unit to coordinate with screw mandrel, a left side is established in the slide rail of swallow-tail form left and right processed before the slide of front and back, right screw rod, a left side established by swallow-tail form left and right slide rail, right slide plate is with left, right screw rod coordinates, left skateboard pacifies boring head, boring head bearing is established in boring head, before the peace of boring head two ends, rear end cap, drive end bearing bracket is established chip guard and establish oil sealing between drive end bearing bracket and boring head axle, boring head being set up on servomotor establishes master gear to connect boring head gear through travelling gear, right slide plate is established between holder cutter shaft and holder cutter tailstock by peace holder cutter tailstock and establishes needle bearing, holder cutter shaft two system is left, right baffle ring, left baffle ring or have spacing between right baffle ring and holder cutter tailstock, hobboing cutter is pacified between holder cutter shaft and boring head axle, pacify main shaft in main shaft erection column and connect lower servomotor through lower coupler and planetary reduction gear group.
Description
Technical field
The present invention relates to worm-gear hobbing machine, particularly relate to direct-drive type worm-gear hobbing machine.
Background technology
Existing worm-gear hobbing machine mostly is mechanical type gear-hobbing machine, mechanical gear complicated mechanism, and driving error is large, and machining accuracy is low, and workpiece replacing is time-consuming, effort, and labor strength is large, and cost of labor is high.
Summary of the invention
The object of the invention is the shortcoming existed to overcome prior art, provide a kind of driving error little, machining accuracy is high, alleviate labor strength, reduce cost of labor, prevent iron filings from entering boring head, after ensureing that hobboing cutter heat expansion is extended, hobboing cutter rotates direct-drive type worm-gear hobbing machine smoothly with holder cutter shaft.
The technical scheme of direct-drive type worm-gear hobbing machine of the present invention is: it is characterized in that comprising frame, frame there are base and main shaft erection column, slide unit before and after base is installed, mounted motor bearing on rear side of the slide unit of front and back, servomotor after motor support base is installed, screw mandrel is provided with in the slide unit of front and back, screw mandrel through after shaft coupling connect after the motor shaft of servomotor, front and back slide unit is shaped with front and back slide rail, front and back slide rail is provided with front and back slide, mounting nuts under the slide of front and back, nut matches with screw mandrel, mounting-fixing base on the slide of front and back, swallow-tail form left and right slide rail is shaped with before holder, left screw rod and right screw rod is provided with in the slide rail of swallow-tail form left and right, swallow-tail form left and right slide rail is provided with left skateboard and right slide plate, left screw rod matches with left skateboard, right screw rod matches with right slide plate, left skateboard installs boring head, boring head axle is set in boring head, boring head axle is arranged boring head gear, boring head bearing is provided with in boring head, drive end bearing bracket and rear end cap are installed in boring head two ends, drive end bearing bracket is provided with chip guard, chip guard and between drive end bearing bracket and boring head axle, oil sealing is set, servomotor is installed above boring head, upper servomotor is provided with master gear, master gear connects boring head gear through travelling gear, right slide plate is installed holder cutter tailstock, holder cutter tailstock is provided with holder cutter shaft, needle bearing is provided with between holder cutter shaft and holder cutter tailstock, left baffle ring and right baffle ring is shaped with at holder cutter shaft two, left baffle ring or the spacing H between right baffle ring and holder cutter tailstock are 5mm, between holder cutter shaft and boring head axle, hobboing cutter is installed, in main shaft erection column, main shaft is installed, lower servomotor is connected through lower coupler with planetary reduction gear group under main shaft, main shaft arranges workpiece, workpiece matches with hobboing cutter.
The invention discloses a kind of direct-drive type worm-gear hobbing machine, when wanting machining worm wheel, first workpiece is put on main shaft, workpiece is fixed on main shaft by screw, main shaft is driven to rotate by lower servomotor by planetary reduction gear group and lower coupler, main shaft drives workpiece to rotate, then screw mandrel is driven to rotate by shaft coupling after the rear motor beam warp of rear servomotor, screw mandrel drives nut to move forward, before and after nut drives, slide moves forward on the slide rail of front and back, front and back slide drives boring head, holder cutter tailstock and hobboing cutter move forward, while hobboing cutter moves forward, the motor shaft of upper servomotor drives master gear to rotate, master gear drives boring head gear to rotate through travelling gear, boring head gear boring head axle rotates, boring head axle drives hobboing cutter and holder cutter shaft to rotate, processed by the surface of hobboing cutter to workpiece, obtain shaping worm gear.This programme direct-drive type worm-gear hobbing machine, hobboing cutter is driven movable by rear servomotor, accurately mobile, machining accuracy is high, can automatically regulate hobboing cutter front and back position, the workpiece of processing different size, hobboing cutter is by upper servomotor driven rotary, and turn scooter 2000 turns, operating efficiency is high; Left and right slide rail is made swallow-tail form, good rigidly, long service life, coordinate with left skateboard and right slide plate stable, slide steadily; The drive end bearing bracket of boring head is provided with chip guard, chip guard and arrange oil sealing between drive end bearing bracket and boring head axle, chip guard can effectively prevent iron filings from entering in boring head, and oil sealing can avoid the oil of boring head inside to leak, and can prevent outside moisture from entering in boring head; Needle bearing is provided with between holder cutter shaft and holder cutter tailstock, holder cutter shaft two is shaped with left baffle ring and right baffle ring, left baffle ring or have the spacing of 5mm between right baffle ring and holder cutter tailstock, because hobboing cutter can generate heat elongation after working long hours, holder cutter shaft can be promoted to the right after hobboing cutter extends, have the spacing of needle bearing and 5mm, holder cutter shaft can be moved axially, after extending after making hobboing cutter heat expansion, holder cutter shaft is not squeezed, and ensures that hobboing cutter and holder cutter shaft rotate smooth and easy.
Direct-drive type worm-gear hobbing machine of the present invention, described frame is shaped with the waste material Efferent tube of inclination, and chip removal mouth is installed in the exit of waste material Efferent tube.Had waste material Efferent tube and the chip removal mouth of inclination, the iron filings produced in hobboing cutter is to workpiece process fall into the waste material Efferent tube of inclination automatically, then discharge, without the need to manually cleaning from chip removal mouth.Be shaped with the tight screw of Zola on the left of described hobboing cutter, right side is shaped with right tension screw, in boring head axle, install left stretching screw, and install right stretching screw in holder cutter shaft, left stretching screw matches with the tight screw of Zola, and right stretching screw matches with right tension screw.By tightening the left and right stretching screw of tension, making hobboing cutter with boring head axle and asking cutter shaft to be connected reliably.
Accompanying drawing explanation
Fig. 1 is the schematic front view of direct-drive type worm-gear hobbing machine of the present invention;
Fig. 2 is A-A direction schematic cross-section of Fig. 1;
Fig. 3 is the schematic top plan view of direct-drive type worm-gear hobbing machine of the present invention;
Fig. 4 is B-B direction schematic cross-section of Fig. 3;
Fig. 5 is the schematic perspective view of direct-drive type worm-gear hobbing machine of the present invention.
Detailed description of the invention
The present invention relates to a kind of direct-drive type worm-gear hobbing machine, as Figure 1-Figure 5, it is characterized in that: comprise frame 1, frame there are base 2 and main shaft erection column 3, slide unit 4 before and after base is installed, mounted motor bearing 5 on rear side of the slide unit of front and back, servomotor 6 after motor support base is installed, screw mandrel 7 is provided with in the slide unit of front and back, screw mandrel through after shaft coupling 8 connect after the motor shaft of servomotor 6, front and back slide unit is shaped with front and back slide rail 9, front and back slide rail is provided with front and back slide 10, mounting nuts 11 under the slide of front and back, nut matches with screw mandrel 7, mounting-fixing base 12 on the slide of front and back, swallow-tail form left and right slide rail 13 is shaped with before holder, left screw rod 14 and right screw rod 15 is provided with in the slide rail of swallow-tail form left and right, swallow-tail form left and right slide rail is provided with left skateboard 16 and right slide plate 17, left screw rod matches with left skateboard, right screw rod matches with right slide plate, left skateboard is installed boring head 18, boring head axle 19 is set in boring head, boring head axle is arranged boring head gear 20, boring head bearing 21 is provided with in boring head, drive end bearing bracket 22 and rear end cap 23 are installed in boring head two ends, drive end bearing bracket is provided with chip guard 24, chip guard and between drive end bearing bracket and boring head axle 19, oil sealing 25 is set, servomotor 26 is installed above boring head, upper servomotor is provided with master gear 27, master gear connects boring head gear 20 through travelling gear 28, right slide plate 17 is installed holder cutter tailstock 29, holder cutter tailstock is provided with holder cutter shaft 30, needle bearing 31 is provided with between holder cutter shaft and holder cutter tailstock, left baffle ring 32 and right baffle ring 33 is shaped with at holder cutter shaft two, left baffle ring or the spacing H between right baffle ring and holder cutter tailstock are 5mm, between holder cutter shaft and boring head axle 19, hobboing cutter 34 is installed, main shaft 35 is installed in main shaft erection column 3, lower servomotor 38 is connected through lower coupler 36 with planetary reduction gear group 37 under main shaft, main shaft arranges workpiece, workpiece matches with hobboing cutter 34.When wanting machining worm wheel, first workpiece is put on main shaft 35, workpiece is fixed on main shaft by screw, main shaft 35 is driven to rotate by lower servomotor 38 by planetary reduction gear group 37 and lower coupler 36, main shaft drives workpiece to rotate, then screw mandrel 7 is driven to rotate by shaft coupling 8 after the rear motor beam warp of rear servomotor 6, screw mandrel drives nut 11 to move forward, before and after nut drives, slide 10 moves forward on front and back slide rail 9, front and back slide drives boring head 18, holder cutter tailstock 29 and hobboing cutter 34 move forward, while hobboing cutter moves forward, the motor shaft of upper servomotor 26 drives master gear 27 to rotate, master gear drives boring head gear 20 to rotate through travelling gear 28, boring head gear boring head axle 19 rotates, boring head axle drives hobboing cutter 34 and holder cutter shaft 30 to rotate, processed by the surface of hobboing cutter to workpiece, obtain shaping worm gear.This programme direct-drive type worm-gear hobbing machine, hobboing cutter 34 drives movable by rear servomotor 6, accurately mobile, machining accuracy is high, can automatically regulate hobboing cutter front and back position, the workpiece of processing different size, hobboing cutter 34 is by upper servomotor 26 driven rotary, and turn scooter 2000 turns, operating efficiency is high; Left and right slide rail is made swallow-tail form, good rigidly, long service life, coordinate with left skateboard 16 and right slide plate 17 stable, slide steadily; The drive end bearing bracket 22 of boring head 18 is provided with chip guard 24, chip guard and between drive end bearing bracket 22 and boring head axle 19, oil sealing 25 is set, chip guard can effectively prevent iron filings from entering in boring head 18, and oil sealing 25 can avoid the oil of boring head inside to leak, and can prevent outside moisture from entering in boring head; Needle bearing 31 is provided with between holder cutter shaft 30 and holder cutter tailstock 29, holder cutter shaft two is shaped with left baffle ring 32 and right baffle ring 33, left baffle ring or have the spacing of 5mm between right baffle ring and holder cutter tailstock 29, because hobboing cutter 34 can generate heat elongation after working long hours, holder cutter shaft 30 can be promoted to the right after hobboing cutter extends, have the spacing of needle bearing 31 and 5mm, holder cutter shaft 30 can be moved axially, after extending after making hobboing cutter 34 heat expansion, holder cutter shaft 30 is not squeezed, and ensures that hobboing cutter and holder cutter shaft rotate smooth and easy.Described frame 1 is shaped with the waste material Efferent tube 40 of inclination, chip removal mouth 41 is installed in the exit of waste material Efferent tube.Had waste material Efferent tube 40 and the chip removal mouth 41 of inclination, the iron filings produced in hobboing cutter 34 pairs of workpiece process fall into the waste material Efferent tube 40 of inclination automatically, then discharge from chip removal mouth 41, without the need to manually cleaning.The tight screw 43 of Zola is shaped with on the left of described hobboing cutter 34, right side is shaped with right tension screw 44, installs left stretching screw 45 in boring head axle 19, installs right stretching screw 46 in holder cutter shaft 30, left stretching screw matches with the tight screw of Zola, and right stretching screw matches with right tension screw.By tightening the left and right stretching screw 45,46 of tension, making hobboing cutter 34 with boring head axle 19 and asking cutter shaft 30 to be connected reliably.
Claims (1)
1. direct-drive type worm-gear hobbing machine, it is characterized in that: comprise frame (1), frame there are base (2) and main shaft erection column (3), slide unit (4) before and after base is installed, mounted motor bearing (5) on rear side of the slide unit of front and back, servomotor (6) after motor support base is installed, screw mandrel (7) is provided with in the slide unit of front and back, screw mandrel through after shaft coupling (8) connect after the motor shaft of servomotor (6), front and back slide unit is shaped with front and back slide rail (9), front and back slide rail is provided with front and back slide (10), mounting nuts (11) under the slide of front and back, nut matches with screw mandrel (7), mounting-fixing base (12) on the slide of front and back, swallow-tail form left and right slide rail (13) is shaped with before holder, left screw rod (14) and right screw rod (15) is provided with in the slide rail of swallow-tail form left and right, swallow-tail form left and right slide rail is provided with left skateboard (16) and right slide plate (17), left screw rod matches with left skateboard, right screw rod matches with right slide plate, left skateboard is installed boring head (18), boring head axle (19) is set in boring head, boring head axle is arranged boring head gear (20), boring head bearing (21) is provided with in boring head, drive end bearing bracket (22) and rear end cap (23) are installed in boring head two ends, drive end bearing bracket is provided with chip guard (24), chip guard and between drive end bearing bracket and boring head axle (19), oil sealing (25) is set, servomotor (26) is installed above boring head, upper servomotor is provided with master gear (27), master gear connects boring head gear (20) through travelling gear (28), cutter tailstock (29) is held in the palm upper installation of right slide plate (17), holder cutter tailstock is provided with holder cutter shaft (30), needle bearing (31) is provided with between holder cutter shaft and holder cutter tailstock, left baffle ring (32) and right baffle ring (33) is shaped with at holder cutter shaft two, left baffle ring or the spacing H between right baffle ring and holder cutter tailstock are 5mm, between holder cutter shaft and boring head axle (19), hobboing cutter (34) is installed, in main shaft erection column (3), main shaft (35) is installed, lower servomotor (38) is connected through lower coupler (36) with planetary reduction gear group (37) under main shaft, main shaft arranges workpiece, workpiece matches with hobboing cutter (34), described frame (1) is shaped with the waste material Efferent tube (40) of inclination, chip removal mouth (41) is installed in the exit of waste material Efferent tube, described hobboing cutter (34) left side is shaped with the tight screw of Zola (43), right side is shaped with right tension screw (44), in boring head axle (19), left stretching screw (45) is installed, in holder cutter shaft (30), right stretching screw (46) is installed, left stretching screw matches with the tight screw of Zola, right stretching screw matches with right tension screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310419601.1A CN103624333B (en) | 2013-09-16 | 2013-09-16 | Direct-drive type worm-gear hobbing machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310419601.1A CN103624333B (en) | 2013-09-16 | 2013-09-16 | Direct-drive type worm-gear hobbing machine |
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| CN103624333A CN103624333A (en) | 2014-03-12 |
| CN103624333B true CN103624333B (en) | 2016-02-10 |
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| CN201310419601.1A Active CN103624333B (en) | 2013-09-16 | 2013-09-16 | Direct-drive type worm-gear hobbing machine |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104343900B (en) * | 2014-10-29 | 2017-02-01 | 佛山科学技术学院 | Transmission mechanism of gear hobbing machine |
| CN108188495B (en) * | 2017-11-24 | 2019-07-12 | 江阴市永兴机械制造有限公司 | A kind of gear-hobbing machine knife bar automatic tensioner |
Citations (7)
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| US1482621A (en) * | 1921-12-31 | 1924-02-05 | Henry J Schmick | Screw and gear making machine |
| CN201900339U (en) * | 2010-12-07 | 2011-07-20 | 常州工学院 | Control system of numerical control hobber |
| CN102615358A (en) * | 2012-03-15 | 2012-08-01 | 温岭市精仁机械有限公司 | Numeric control worm-gear hobbing machine |
| CN202726203U (en) * | 2012-08-16 | 2013-02-13 | 天津市达鑫精密机械设备有限公司 | Full-automatic double-straight-drive numerical-control dry-cutting gear hobbing machine with seven shafts |
| CN102922048A (en) * | 2012-11-25 | 2013-02-13 | 黄山诚益机床制造有限公司 | Numerical control lathe for processing worm gears |
| CN202861549U (en) * | 2012-09-04 | 2013-04-10 | 温州江南弹簧设备制造有限公司 | Numerically-controlled gear hobbing machine |
| CN203471071U (en) * | 2013-09-16 | 2014-03-12 | 浙江速成精密机械有限公司 | Direct-driving type worm-gear hobbing machine |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53137498A (en) * | 1977-05-09 | 1978-11-30 | Sumitomo Heavy Ind Ltd | Method and device for manufacture of worm gear by circumferential cutting |
| JPH0447917U (en) * | 1990-08-30 | 1992-04-23 | ||
| JP2003311502A (en) * | 2002-04-25 | 2003-11-05 | Mori Seiki Co Ltd | Machine tool |
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2013
- 2013-09-16 CN CN201310419601.1A patent/CN103624333B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1482621A (en) * | 1921-12-31 | 1924-02-05 | Henry J Schmick | Screw and gear making machine |
| CN201900339U (en) * | 2010-12-07 | 2011-07-20 | 常州工学院 | Control system of numerical control hobber |
| CN102615358A (en) * | 2012-03-15 | 2012-08-01 | 温岭市精仁机械有限公司 | Numeric control worm-gear hobbing machine |
| CN202726203U (en) * | 2012-08-16 | 2013-02-13 | 天津市达鑫精密机械设备有限公司 | Full-automatic double-straight-drive numerical-control dry-cutting gear hobbing machine with seven shafts |
| CN202861549U (en) * | 2012-09-04 | 2013-04-10 | 温州江南弹簧设备制造有限公司 | Numerically-controlled gear hobbing machine |
| CN102922048A (en) * | 2012-11-25 | 2013-02-13 | 黄山诚益机床制造有限公司 | Numerical control lathe for processing worm gears |
| CN203471071U (en) * | 2013-09-16 | 2014-03-12 | 浙江速成精密机械有限公司 | Direct-driving type worm-gear hobbing machine |
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| CN103624333A (en) | 2014-03-12 |
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Denomination of invention: Direct drive worm gear hobbing machine Effective date of registration: 20201125 Granted publication date: 20160210 Pledgee: Bank of Taizhou Co., Ltd. Luqiao Shanghai Street sub branch Pledgor: ZHEJIANG SUCHENG PRECISION MACHINERY Co.,Ltd. Registration number: Y2020330001014 |