CN201102097Y - Three-head helix milling machine - Google Patents

Three-head helix milling machine Download PDF

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Publication number
CN201102097Y
CN201102097Y CNU2007200440685U CN200720044068U CN201102097Y CN 201102097 Y CN201102097 Y CN 201102097Y CN U2007200440685 U CNU2007200440685 U CN U2007200440685U CN 200720044068 U CN200720044068 U CN 200720044068U CN 201102097 Y CN201102097 Y CN 201102097Y
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CN
China
Prior art keywords
milling
slide unit
head
ball
milling machine
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 - Lifetime
Application number
CNU2007200440685U
Other languages
Chinese (zh)
Inventor
陶知祥
汤本金
张志英
赵义顺
甘宏云
施琴慧
石军
董家明
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.)
Nanjing CNC Machine Tool Co Ltd
Original Assignee
Nanjing CNC Machine Tool 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 Nanjing CNC Machine Tool Co Ltd filed Critical Nanjing CNC Machine Tool Co Ltd
Priority to CNU2007200440685U priority Critical patent/CN201102097Y/en
Application granted granted Critical
Publication of CN201102097Y publication Critical patent/CN201102097Y/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model provides a three-start screw milling machine, which comprises three milling heads (B) arranged on a Z-direction slide unit (D), and the milling heads (B) which are powered by an electric motor, can slide along X1, X2 and X3 directions and are provided with milling tools; a main shaft is used to clamp a workpiece and rotates around the axial line of the main shaft; a tailstock is used to support the tail of the workpiece and rotates along with the main shaft; the Z-direction slide unit (D) carrying the three milling heads (B) is driven by a driving device (H) to slide along a Z direction. The three-start screw milling machine has the following advantages: (1) realizing the simultaneous processing of a trisected spiral groove on the outer circumference of a rod-shaped part; (2) notably increasing the working efficiency; particularly being suitable for batch production; (3) improving processing quality; (4) reducing labor intensity and improving production environment.

Description

Three-head helix milling machine
Technical field
The utility model 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 utility model provides a kind of can processing simultaneously 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 described in the utility model comprises:
A lathe bed A;
A Z is arranged on the lathe bed A to slide unit D, can slide along the Z direction with respect to lathe bed A;
Three X are arranged on the front of Z to slide unit D to slide unit F, are used to install milling head B;
Three milling head B are installed in three X respectively on slide unit F, and Z slides along X1, X2, X3 direction respectively to slide unit D relatively; The cutter that is used for milling is housed on the milling head; By motor-driven;
A regulator cubicle E is arranged on Z on 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 the Z direction with respect to lathe bed with main shaft;
A Z is arranged on the lathe bed to drive unit H, by servomotor, and decelerator, gear, nut, leading screw is formed, and is used to drive Z and slides along the Z direction to slide unit D.
Three the milling head Bs of Z on slide unit D that are arranged on described in the utility model can slide along X1, X2, X3 direction, 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; Z is delivering three milling head B to slide unit D and is driving lower edge Z direction slip at Z to drive unit H, is typical three-head helix milling machine.
The beneficial effects of the utility model: 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 utility model.
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 H position among Fig. 1.
Fig. 4 is the structural representation at F position among Fig. 2.
Omit parts such as hydraulic system, chip removal device, workpiece, leading screw supporting protection among the figure.
The specific embodiment
The utility model is described in further detail 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 Z to slide unit D, and Z can move in rolling guide 21 upper edge Z directions to slide unit D.
The circle frame of broken lines in Z to drive unit H, by servomotor 20, decelerator 18, gear 17, gear 16, ball-screw nut 15, ball-screw 19 compositions such as grade.Its operation principle is: servomotor 20 drives the gear 17 that is fixed on decelerator 18 axle heads by decelerator 18 and rotates, gear 17 is meshed with gear 16 on being fixed on ball-screw nut 15, thereby ball-screw nut 15 is rotated around ball-screw 15, promote Z and move to coming and going along Z to slide unit D.
Three X are installed in Z on the plane of slide unit D to slide unit F in the frame of broken lines, and three milling head B are installed in three X respectively on slide unit F in the frame of broken lines, can be respectively along moving on X1, X2, the X3 direction.
X to slide unit F 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 promotion is fixed on milling head B bottom moves along directions X.
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 along Z to reciprocating motion, 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, X1, X2, X3 milling head are simultaneously to the workpiece radial feed, the milling cutter rotation, spindle chuck rotates together with workpiece, and Z moves to slide unit, works simultaneously for five, when X1, X2, X3 milling head mill to the degree of depth set, stop radial feed, main shaft and Z continue interlock, milling trisection helicla flute to slide unit.5, when milling during to preseting length, X1, X2, X3 milling head withdraw from, and Z to original position, finishes a fabrication cycles to the slide unit fast return.

Claims (7)

1, a kind of three-head helix milling machine is characterized in that this milling machine comprises:
A lathe bed (A);
A Z is arranged on the lathe bed (A) to slide unit (D), can slide along the Z direction with respect to lathe bed (A);
Three X are arranged on the front of Z to slide unit (D) to slide unit (F), are used to install milling head (B);
Three milling heads (B) are installed in three X respectively on slide unit (F), and Z slides along X1, X2, X3 direction respectively to slide unit (D) relatively; The cutter that is used for milling is housed on the milling head; By motor-driven;
A regulator cubicle (E) is arranged on Z on 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 the Z direction with respect to lathe bed with main shaft;
A Z is arranged on the lathe bed to drive unit (H), is used to drive Z and slides along the Z direction to slide unit (D).
2, three-head helix milling machine according to claim 1 is characterized in that being fixed with rolling guide (21) on the lathe bed (A), and rolling guide slide (22) is fixed on the bottom of Z to slide unit (D), and Z can move in rolling guide (21) upper edge Z direction to slide unit (D).
3, three-head helix milling machine according to claim 1 is characterized in that Z to drive unit (H), comprises servomotor (20), decelerator (18), gear (17), gear (16), ball-screw nut (15), ball-screw (19); Servomotor (20) drives the gear (17) that is fixed on decelerator (18) axle head by decelerator (18), gear (17) is meshed with gear (16) on being fixed on ball-screw nut (15), drive ball-screw nut (15) and rotate, promote Z and move to coming and going along Z to slide unit (D) around ball-screw (15).
4, three-head helix milling machine according to claim 1 is characterized in that X to slide unit (F), comprises servomotor (23), odontoid belt (25), slide unit body (26), profile of tooth belt wheel (27), ball-screw (28); 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 directions X.
5, three-head helix milling machine according to claim 1 is characterized in that 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 main spindle box (C): comprise servomotor (7), reduction box (8), main spindle box (9), chuck (10), oil cylinder (6); 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.
7, three-head helix milling machine according to claim 1 is characterized in that tailstock (G): comprise chuck (11), tailstock case (12), oil cylinder (13), mobile motor (14); 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) along Z to reciprocating motion.
CNU2007200440685U 2007-10-12 2007-10-12 Three-head helix milling machine Expired - Lifetime CN201102097Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2007200440685U CN201102097Y (en) 2007-10-12 2007-10-12 Three-head helix milling machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2007200440685U CN201102097Y (en) 2007-10-12 2007-10-12 Three-head helix milling machine

Publications (1)

Publication Number Publication Date
CN201102097Y true CN201102097Y (en) 2008-08-20

Family

ID=39949115

Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2007200440685U Expired - Lifetime CN201102097Y (en) 2007-10-12 2007-10-12 Three-head helix milling machine

Country Status (1)

Country Link
CN (1) CN201102097Y (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100544864C (en) * 2007-10-12 2009-09-30 南京数控机床有限公司 Three-head helix milling machine
CN102319924A (en) * 2011-08-08 2012-01-18 唐河县鼎之新电子有限公司 Reciprocating multi-head milling machine
CN103203491A (en) * 2013-03-05 2013-07-17 王立波 Method for processing external spiral slot with large screw pitch by numerically controlled lathe and process device
CN104942347A (en) * 2015-07-03 2015-09-30 重庆跃进机械厂有限公司 Three-position integral processing mechanism for six poisoning points of large box part

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100544864C (en) * 2007-10-12 2009-09-30 南京数控机床有限公司 Three-head helix milling machine
CN102319924A (en) * 2011-08-08 2012-01-18 唐河县鼎之新电子有限公司 Reciprocating multi-head milling machine
CN102319924B (en) * 2011-08-08 2013-05-22 唐河县鼎之新电子有限公司 Reciprocating multi-head milling machine
CN103203491A (en) * 2013-03-05 2013-07-17 王立波 Method for processing external spiral slot with large screw pitch by numerically controlled lathe and process device
CN103203491B (en) * 2013-03-05 2015-05-13 王立波 Method for processing external spiral slot with large screw pitch by numerically controlled lathe and process device
CN104942347A (en) * 2015-07-03 2015-09-30 重庆跃进机械厂有限公司 Three-position integral processing mechanism for six poisoning points of large box part

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
AV01 Patent right actively abandoned

Effective date of abandoning: 20071012

C25 Abandonment of patent right or utility model to avoid double patenting