CN100544864C - Three-head helix milling machine - Google Patents

Three-head helix milling machine Download PDF

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Publication number
CN100544864C
CN100544864C CNB2007101338617A CN200710133861A CN100544864C CN 100544864 C CN100544864 C CN 100544864C CN B2007101338617 A CNB2007101338617 A CN B2007101338617A CN 200710133861 A CN200710133861 A CN 200710133861A CN 100544864 C CN100544864 C CN 100544864C
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CN
China
Prior art keywords
milling
lathe bed
slide unit
head
slide
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CNB2007101338617A
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Chinese (zh)
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CN101134248A (en
Inventor
陶知祥
汤本金
张志英
赵义顺
甘宏云
施琴慧
石军
董家明
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Nanjing CNC Machine Tool Co Ltd
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Nanjing CNC Machine Tool Co Ltd
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Publication date
Application filed by Nanjing CNC Machine Tool Co Ltd filed Critical Nanjing CNC Machine Tool Co Ltd
Priority to CNB2007101338617A priority Critical patent/CN100544864C/en
Publication of CN101134248A publication Critical patent/CN101134248A/en
Application granted granted Critical
Publication of CN100544864C publication Critical patent/CN100544864C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The invention provides a kind of three-head helix milling machine, it comprises three milling heads (B) that are arranged on the 1st slide unit (D), can slide along three the 2nd slide units (F) major axes orientation respectively, and milling cutter is housed, and provides power by motor; Be used for the main shaft of holding workpiece and rotate around its axis; The tailstock that is used for the supporting workpiece tail end, and rotate with main shaft; The 1st slide unit (D) is delivering three milling heads (B) and is driving lower edge lathe bed major axes orientation slip at drive unit (H), is typical three-head helix milling machine.Beneficial effect of the present invention: 1. realize rod and tube kind part cylindrical trisection spiral fluted is processed simultaneously; 2. can significantly improve operating efficiency; Be particularly suitable for producing in batches; 3. can improve crudy; 4. reduction labour intensity improves production environment.

Description

Three-head helix milling machine
Technical field
The present invention relates to a kind of lathe, milling machine especially, specifically a kind of lathe of the trisection helicla flute milling simultaneously to metal rod and tube kind part.
Background technology
In machine components, there are some rod and tube kind parts to need the milling spiral groove at its outer round surface.The drill collar used as oil drilling, a drill collar is grown ten meters, will mill the trisection guiding gutter at its outer round surface, and a bite well depth five kms well imagine that to eight kms the demand of drill collar is big usually.For satisfying the processing request of this class part, domestic production producer generally adopts common large-scale lathe improvement, on the planker of lathe, place a milling unit head, main axis rotation during milling, planker vertically moves, the milling head cutting, form the helicla flute milling, once can only process a helicla flute, efficient is very low, helicla flute of every processing needs 1.5 hours, and finishing three spiral fluted millings of a drill collar needs 4.5 hours.Owing to be simply equipped, it is bigger to add the vibration in man-hour, has had a strong impact on product quality and cutter loss, mills bits and splashes everywhere, and the operator is often scalded and scratches, and the labour intensity of manual operation simultaneously is big.Adopt this simple and crude equipment in a word, its converted products is of poor quality, efficient is low, environment is abominable, the cutter loss is big, labour intensity is big.
Summary of the invention
The purpose of this invention is to provide a kind of can processing simultaneously to rod and tube kind excircle of workpiece trisection helicla flute, and the three-head helix milling machine that product quality height, production efficiency height, production environment also can improve, labour intensity reduces.
Three-head helix milling machine of the present invention comprises:
A lathe bed A;
One the 1st slide unit D is arranged on the lathe bed A, can slide along lathe bed major axes orientation Z with respect to lathe bed A;
Three the 2nd slide unit F are arranged on the front of slide unit D, are used to install milling head B;
Three milling head B are installed in respectively on three slide unit F, and slide unit D slides along the 2nd slide unit major axes orientation X1, X2, X3 respectively relatively; The cutter that is used for milling is housed on the milling head; By motor-driven;
A regulator cubicle E is arranged on the 1st slide unit D, is used to install digital control system and related electric control components and parts;
A main spindle box C; Be arranged on the lathe bed, be used for holding workpiece, and the driving workpiece rotates around main-shaft axis;
A tailstock G; Be arranged on the lathe bed, be used for the tail end of supporting workpiece, can rotate, and can move along lathe bed major axes orientation Z with respect to lathe bed with main shaft;
A drive unit H is arranged on the lathe bed, by servomotor, and decelerator, gear, nut, leading screw is formed, and is used to drive the 2nd slide unit D and slides along lathe bed direction Z.
Three milling head B that are arranged on the 1st slide unit D of the present invention can slide along major axes orientation X1, X2, the X3 of the 2nd slide unit F, and milling cutter is housed, and provide power by motor; Be used for the main shaft of holding workpiece and rotate around its axis; The tailstock that is used for the supporting workpiece tail end, and rotate with main shaft; The 1st slide unit D is delivering three milling head B and is driving lower edge lathe bed direction Z slip at drive unit H, is typical three-head helix milling machine.
Beneficial effect of the present invention: 1, realize rod and tube kind part cylindrical trisection spiral fluted is processed simultaneously; 2, can significantly improve operating efficiency; Be particularly suitable for producing in batches; 3, can improve crudy; 4, reduce labour intensity, improve production environment.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is that the Z at three milling head positions among Fig. 1 is to structural representation.
Fig. 3 is the structural representation at F position among Fig. 2.
Fig. 4 is the structural representation at H position among Fig. 1.
Omit parts such as hydraulic system, chip removal device, workpiece, leading screw supporting protection among the figure.
The specific embodiment
The invention will be further described below in conjunction with accompanying drawing.
Among the figure, be fixed with rolling guide 21 on the lathe bed A (three sections splicings), rolling guide slide 22 is fixed on the bottom of the 1st slide unit D, and the 1st slide unit D can move at rolling guide 21 upper edge lathe bed direction Z.
Drive unit H in the circle frame of broken lines, by servomotor 20, decelerator 18, the 1 gears 17, the 2 gears 16, ball-screw nut 15, ball-screw 19 compositions such as grade.Its operation principle is: servomotor 20 drives the 1st gear 17 that is fixed on decelerator 18 axle heads by decelerator 18 and rotates, the 1st gear 17 is meshed with the 2nd gear 16 on being fixed on ball-screw nut 15, thereby ball-screw nut 15 is rotated around ball-screw 19, promote the 1st slide unit D and come and go mobile along lathe bed direction Z.
Three the 2nd slide unit F are installed on the plane of the 1st slide unit D in the frame of broken lines, and three milling head B are installed in respectively on three the 2nd slide unit F in the frame of broken lines, can be respectively move along major axes orientation X1, X2, the X3 of the 2nd slide unit.
Three the 2nd slide unit F are respectively by servomotor 23, odontoid belt 25, slide unit body 26, profile of tooth belt wheel 27, ball-screw 28 compositions such as grade.Its operation principle is: servomotor 23 is by being fixed on the profile of tooth skin wheel 24 of its axle head, driving the profile of tooth belt wheel 27 that is fixed on ball-screw 28 axle heads through odontoid belt 25 rotates, ball-screw 28 rotates with profile of tooth belt wheel 27, and the ball-screw nut that promotes to be fixed on milling head B bottom moves along major axes orientation X1, X2, the X3 of the 2nd slide unit.
Milling head B is by motor 2, reduction box 3, milling spindle group 4, milling cutter 5 compositions such as grade.Its operation principle is: motor 2 drives milling spindle 4 by reduction box 3 and rotates together with milling cutter 5.
Main spindle box C: by servomotor 7, reduction box 8, main spindle box 9, chuck 10, oil cylinder 6 compositions such as grade.Its operation principle is: servomotor 6 rotates together with chuck 10 by reduction box 8 drive shaft, and chuck 10 clamps under the driving of oil cylinder 6 or unclamps workpiece.
Tailstock G: by chuck 11, tailstock case 12, oil cylinder 13, mobile motor 14 compositions such as grade.Its operation principle is: chuck 11 can be lived piece-holder under the driving of oil cylinder 13, and can rotate with workpiece.Mobile motor 14 can drive tailstock G and move back and forth along lathe bed major axes orientation Z, to adapt to the processing of different length workpiece.
Electricity cabinet E: mainly be to be used for placing control system and relevant electric components.
Operating desk 1: mainly be to be used for placing action button, for operator's operation.
Complete machine action specification: 1, workpiece is hung on the work supporting block of lathe with driving.(not expression among the figure).2, drive tailstock by tailstock mobile motor 14 and be moved to the left, workpiece is pushed into clamping position, spindle chuck and tailstock chuck clamp workpiece.3, following support holds workpiece.(not expression among the figure) 4, startup lathe, milling head is simultaneously to the workpiece radial feed, and milling cutter rotates, and spindle chuck rotates together with workpiece, slide unit moves, and works simultaneously for five, when milling head mills to the degree of depth set, stop radial feed, main shaft and slide unit continue interlock, milling trisection helicla flute.5, when milling during to preseting length, milling head withdraws from, and the slide unit fast return is finished a fabrication cycles to original position.

Claims (6)

1, a kind of three-head helix milling machine is characterized in that this milling machine comprises:
A lathe bed (A);
One the 1st slide unit (D) is arranged on the lathe bed (A), can slide along the lathe bed major axes orientation with respect to lathe bed (A);
Three the 2nd slide units (F) are arranged on the front of the 1st slide unit (D), are used to install milling head (B);
Three milling heads (B) are installed in respectively on three the 2nd slide units (F), can slide along three the 2nd slide unit major axes orientations respectively by relative the 1st slide unit (D); The cutter that is used for milling is housed on the milling head; By motor-driven;
A regulator cubicle (E) is arranged on the 1st slide unit (D), is used to install digital control system and related electric control components and parts;
A main spindle box (C); Be arranged on the lathe bed, be used for holding workpiece, and the driving workpiece rotates around main-shaft axis;
A tailstock (G); Be arranged on the lathe bed, be used for the tail end of supporting workpiece, can rotate, and can move with respect to the lathe bed major axes orientation with main shaft;
A drive unit (H) is arranged on the lathe bed, is used to drive the 1st slide unit (D) and slides along the lathe bed major axes orientation.
2, three-head helix milling machine according to claim 1, it is characterized in that being fixed with on the described lathe bed (A) rolling guide (21), rolling guide slide (22) is fixed on the bottom of the 1st slide unit (D), and the 1st slide unit (D) can move at rolling guide (21) upper edge lathe bed major axes orientation.
3, three-head helix milling machine according to claim 1 is characterized in that described drive unit (H), comprises servomotor (20), decelerator (18), the 1st gear (17), the 2nd gear (16), ball-screw nut (15), ball-screw (19); Servomotor (20) drives the 1st gear (17) that is fixed on decelerator (18) axle head by decelerator (18), the 1st gear (17) is meshed with the 2nd gear (16) on being fixed on ball-screw nut (15), drive ball-screw nut (15) and rotate, promote the 1st slide unit (D) and come and go mobile along the lathe bed major axes orientation around ball-screw (19).
4, three-head helix milling machine according to claim 1 is characterized in that described three the 2nd slide units (F), comprises servomotor (23), odontoid belt (25), slide unit body (26), profile of tooth belt wheel (27), ball-screw (28) respectively; Servomotor (23) is by being fixed on the profile of tooth skin wheel (24) of its axle head, driving the profile of tooth belt wheel (27) that is fixed on ball-screw (28) axle head through odontoid belt (25) rotates, ball-screw (28) rotates with profile of tooth belt wheel (27), and the ball-screw nut that promotion is fixed on milling head (B) bottom moves along the 2nd slide unit major axes orientation.
5, three-head helix milling machine according to claim 1 is characterized in that described milling head (B), comprises motor (2), reduction box (3), milling spindle group (4), milling cutter (5); Motor (2) drives milling spindle (4) by reduction box (3) and rotates together with milling cutter (5).
6, three-head helix milling machine according to claim 1 is characterized in that described main spindle box (C): comprise servomotor (7), reduction box (8), main spindle box (9), chuck (10), oil cylinder (6); Servomotor (7) rotates together with chuck (10) by reduction box (8) drive shaft, and chuck (10) clamps under the driving of oil cylinder (6) or unclamps workpiece.
CNB2007101338617A 2007-10-12 2007-10-12 Three-head helix milling machine Expired - Fee Related CN100544864C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNB2007101338617A CN100544864C (en) 2007-10-12 2007-10-12 Three-head helix milling machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNB2007101338617A CN100544864C (en) 2007-10-12 2007-10-12 Three-head helix milling machine

Publications (2)

Publication Number Publication Date
CN101134248A CN101134248A (en) 2008-03-05
CN100544864C true CN100544864C (en) 2009-09-30

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102699399A (en) * 2012-05-28 2012-10-03 南通京鼎机械科技有限公司 Programmable planomiller cylindrical surface spiral groove milling auxiliary system
CN104325363B (en) * 2014-09-26 2017-03-15 济南市平阴县玛钢厂 Three automatic cutting equipment
CN106624093A (en) * 2016-11-18 2017-05-10 江苏曙光集团股份有限公司 Tool apron for synchronously milling three spiral grooves in outer wall of drill pipe

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0180915A1 (en) * 1984-11-07 1986-05-14 Hans Dr. Wiederkehr Cutter head and milling machine for milling channels or other grooves
US4665781A (en) * 1985-02-25 1987-05-19 Hofer Industries Inc. Multi-spindle chucking machine
US5910201A (en) * 1997-09-09 1999-06-08 Dover Industries, Inc. Multiple spindle screw machine
CN2562905Y (en) * 2002-08-29 2003-07-30 葛慕尧 Special machine for inner and outer mouth
CN1799766A (en) * 2005-07-25 2006-07-12 浙江师范大学 Tailstock automatically feeding lathe
CN2799137Y (en) * 2005-07-05 2006-07-26 夏振明 Boring bar head processing equipment
JP2006263868A (en) * 2005-03-24 2006-10-05 System Planning:Kk Manufacturing device and method of screw point and screw point
CN1911575A (en) * 2006-08-25 2007-02-14 郑州机械研究所 Device capable of processing arbitrary screw angle tbread or worm
CN201102097Y (en) * 2007-10-12 2008-08-20 南京数控机床有限公司 Three-head helix milling machine

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0180915A1 (en) * 1984-11-07 1986-05-14 Hans Dr. Wiederkehr Cutter head and milling machine for milling channels or other grooves
US4665781A (en) * 1985-02-25 1987-05-19 Hofer Industries Inc. Multi-spindle chucking machine
US5910201A (en) * 1997-09-09 1999-06-08 Dover Industries, Inc. Multiple spindle screw machine
CN2562905Y (en) * 2002-08-29 2003-07-30 葛慕尧 Special machine for inner and outer mouth
JP2006263868A (en) * 2005-03-24 2006-10-05 System Planning:Kk Manufacturing device and method of screw point and screw point
CN2799137Y (en) * 2005-07-05 2006-07-26 夏振明 Boring bar head processing equipment
CN1799766A (en) * 2005-07-25 2006-07-12 浙江师范大学 Tailstock automatically feeding lathe
CN1911575A (en) * 2006-08-25 2007-02-14 郑州机械研究所 Device capable of processing arbitrary screw angle tbread or worm
CN201102097Y (en) * 2007-10-12 2008-08-20 南京数控机床有限公司 Three-head helix milling machine

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