CN104162693A - Deep hole drilling and boring machine with electric-magnetic slip clutch - Google Patents

Deep hole drilling and boring machine with electric-magnetic slip clutch Download PDF

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Publication number
CN104162693A
CN104162693A CN201410367931.5A CN201410367931A CN104162693A CN 104162693 A CN104162693 A CN 104162693A CN 201410367931 A CN201410367931 A CN 201410367931A CN 104162693 A CN104162693 A CN 104162693A
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CN
China
Prior art keywords
deep hole
screw
boring machine
hole drilling
electric
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Application number
CN201410367931.5A
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Chinese (zh)
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CN104162693B (en
Inventor
于大国
沈兴全
王继明
李少敏
郝永鹏
朱文涛
庞俊忠
辛志杰
黄晓斌
李艳兰
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North University of China
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North University of China
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Priority to CN201410367931.5A priority Critical patent/CN104162693B/en
Publication of CN104162693A publication Critical patent/CN104162693A/en
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
    • B23B41/02—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor for boring deep holes; Trepanning, e.g. of gun or rifle barrels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
    • B23Q1/0063—Connecting non-slidable parts of machine tools to each other
    • B23Q1/0081—Connecting non-slidable parts of machine tools to each other using an expanding clamping member insertable in a receiving hole
    • B23Q1/009—Connecting non-slidable parts of machine tools to each other using an expanding clamping member insertable in a receiving hole the receiving hole being cylindrical or conical
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/22—Feeding members carrying tools or work
    • B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
    • B23Q5/348—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission by means of clutches
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/22—Feeding members carrying tools or work
    • B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
    • B23Q5/36—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission in which a servomotor forms an essential element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/22—Feeding members carrying tools or work
    • B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
    • B23Q5/38—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously
    • B23Q5/40—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously by feed shaft, e.g. lead screw
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/22—Feeding members carrying tools or work
    • B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
    • B23Q5/38—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously
    • B23Q5/46—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously with variable speed ratio
    • B23Q5/48—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously with variable speed ratio by use of toothed gears

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling And Boring (AREA)

Abstract

The invention belongs to the technical field of deep hole processing equipment, and particularly relates to a deep hole drilling and boring machine with an electric-magnetic slip clutch, and the feeding speed can be adjusted within a large range. The deep hole drilling and boring machine with the electric-magnetic slip clutch comprises a three-phase asynchronous motor, the electric-magnetic slip clutch, a speed measuring electric generator, a controller, a speed change mechanism and a ball screw. The three-phase asynchronous motor and the electric-magnetic slip clutch form an electric-magnetic speed adjustment device, and a junction box is connected with the electric-magnetic slip clutch and connected with the controller through a wire. One end of the speed measuring electric generator is connected with the junction box, and the other end of the speed measuring electric generator is connected with the speed change mechanism. An output shaft of the speed change mechanism is connected with the ball screw through a shaft coupler. By means of the deep hole drilling and boring machine with the electric-magnetic slip clutch, the problem that the feeding speed adjustment range is narrow in the working process of the deep hole drilling and boring machine is solved, the speed adjustment range is broadened, workpiece machining accuracy is improved, abrasion of a cutting tool is lowered, and service life of the cutting tool is prolonged.

Description

A kind of deep hole drilling and boring machine with electromagnetic slip clutches
Technical field
The invention belongs to the technical field of deep hole processing technology equipment, particularly a kind of deep hole drilling and boring machine with electromagnetic slip clutches.
Background technology
Deep hole drilling and boring machine has been the capital equipment of deep hole machining, in deep hole machining process, workpiece for difformity, material, need different feed speeds, and material, workpiece that shape facility difference is larger, required feed speed possibility difference is also larger, only rely on traditional gear shift to regulate feed speed, do not reach the needs of processing far away, irrational feed speed not only can reduce the crudy of workpiece, also likely damage cutter, therefore, the adjusting on a large scale that realizes deep hole drilling and boring machine feed speed seems particularly necessary.
Deep hole machining difficulty is high, and labor content is large, has become the key operation in machining.Take BTA system as example, BTA system belongs to interior chip removal system, mainly by centre frame, award oily device, drilling rod hookup, cooling and lubricating oil circuit system and form, during work, cutting fluid enters from the annular space between drilling-rod external wall and machined surface by awarding oily device, arrives cutter head and carries out cooling and lubricating, and smear metal is extrapolated through drilling rod inside, because smear metal does not contact machined surface, therefore can not abraded, guaranteed the machining accuracy of workpiece.
Generally, the feed system of deep hole drilling and boring machine selects stepper motor to be connected with gear shift, because stepper motor is constant speed motor, only relies on gear shift to regulate feed speed, and adjustable range is limited.The present invention proposes threephase asynchronous to be connected with electromagnetic slip clutches, form electromagnetic speed regulating device, can to the speed of mainshaft of feed system prime mover, regulate within the specific limits, yet its speed adjustable range is limited, output shaft after speed governing is connected with gear speed adjusting gear, carry out secondary speed control, can realize the adjusting of the speed of mainshaft in larger scope, output shaft after secondary speed control is connected with ball-screw by shaft coupling, ball-screw rotarily drives the motion of feeding seat, and then realize the adjusting of feed speed, thereby complete whole processing.The present invention has not only expanded the range of work, also can, by selecting the more reasonably crudy of feed speed raising workpiece, extend the service life of cutter.
Summary of the invention
The present invention aims to provide a kind of deep hole drilling and boring machine with electromagnetic slip clutches, utilize threephase asynchronous and electromagnetic slip clutches to form the electromagnetic speed regulating device of feed system, feed speed is carried out to Primary regulation, the secondary that recycling gear is realized feed speed regulates, and realizes feed speed adjusting in larger scope.
The present invention is achieved through the following technical solutions, a kind of deep hole drilling and boring machine with electromagnetic slip clutches, comprise: main spindle box, deep hole drilling and boring machine lathe bed, ball-screw, shaft coupling, gear, tachometer generator, terminal box, electromagnetic slip clutches, threephase asynchronous, controller, electric wire, right screw, middle screw, hold-down screw, left screw, right pin, left pin, leading screw bearing, described threephase asynchronous is fixedly connected with by right screw with electromagnetic slip clutches; Described electromagnetic slip clutches are fixedly connected with terminal box by middle screw; Described terminal box is fixedly connected with by hold-down screw with tachometer generator; Described tachometer generator is fixedly connected with by left screw with gear; Described gear is fixedly connected with by screw with deep hole drilling and boring machine lathe bed, and the output shaft of gear is connected with shaft coupling right-hand member by right pin; Described ball-screw is connected with the left end of shaft coupling by left pin.
Gear of the present invention is gear drive, realizes the needs of high speed, middling speed, low speed feeding by multi-change speed.
Terminal box of the present invention is connected by electric wire with controller.
Gear of the present invention is fixedly connected with by screw with the right-hand member of deep hole drilling and boring machine lathe bed.
Gear of the present invention is mainly comprised of variable transmission mechanism and operating mechanism, it is tied the main shaft of the output shaft of electromagnetic slip clutches and gear, utilize power transmission shaft and gear and other driving members that transmission of power is arrived to main shaft, thereby reach by changing gearratio the object that changes gear main shaft running status.
The present invention compared with prior art, has following beneficial effect:
The present invention is the feed system for deep hole drilling and boring machine by the electromagnetic speed regulating device of threephase asynchronous and electromagnetic slip clutches composition, and itself and traditional gear shift are used in conjunction with, realized feed speed adjusting in a wider context, expanded the range of work, the selection of more rational feed speed simultaneously has also improved the crudy of workpiece, has extended the service life of cutter.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
In figure: the left pin 18-of the right pin 17-of the left screw 16-of screw 14-hold-down screw 15-leading screw bearing in the right screw 13-of 1-main spindle box 2-deep hole drilling and boring machine lathe bed 3-ball-screw 4-shaft coupling 5-gear 6-tachometer generator 7-terminal box 8-electromagnetic slip clutches 9-threephase asynchronous 10-controller 11-electric wire 12-.
The specific embodiment
By reference to the accompanying drawings embodiments of the present invention are further described, the present embodiment is of the present invention for illustrating, rather than the present invention is done to any restriction.
A kind of deep hole drilling and boring machine with electromagnetic slip clutches as shown in Figure 1, mainly comprises main spindle box 1, deep hole drilling and boring machine lathe bed 2, ball-screw 3, shaft coupling 4, gear 5, tachometer generator 6, terminal box 7, electromagnetic slip clutches 8, threephase asynchronous 9, controller 10, electric wire 11, right screw 12, middle screw 13, hold-down screw 14, left screw 15, right pin 16, left pin 17, leading screw bearing 18.Threephase asynchronous 9 is fixedly connected with by right screw 12 with electromagnetic slip clutches 8; Electromagnetic slip clutches 8 are fixedly connected with terminal box 7 by middle screw 13; Terminal box 7 is fixedly connected with by hold-down screw 14 with tachometer generator 6; Tachometer generator 6 is fixedly connected with by left screw 15 with gear 5; The output shaft of gear 5 is connected with shaft coupling 4 right-hand members by right pin 16; Ball-screw 3 is connected with the left end of shaft coupling 4 by left pin 17.
Threephase asynchronous 9 uses as prime mover, electromagnetic slip clutches 8 are comprised of armature and magnetic pole two parts, and these two parts can rotate freely, and armature is coaxially connected with threephase asynchronous 9, and rotated with it by the main shaft of threephase asynchronous 9, as active part; Magnetic pole is connected with output shaft with shaft coupling, as secondary part.Armature shape is cup-shaped, has winding above, and magnetic pole is comprised of iron core and winding two parts, and winding is by silicon controlled rectification power source excitation.When in magnetic pole, exciting current is zero, between armature and magnetic pole, without any electromagnetic connection, armature rotates, and magnetic pole does not turn; While passing into exciting current in magnetic pole, will produce magnetic field, owing to having relative motion between armature and magnetic pole, armature will induce vortex flow because of cutting magnetic induction line, the magnetic fields of vortex flow and magnetic pole produces torque, makes magnetic pole follow the equidirectional rotation of armature, and by shaft coupling, motion is passed to output shaft, regulate the size of the exciting current passing in magnetic pole, with regard to adjustable output speed.
Tachometer generator 6 is for measuring the output speed of electromagnetic slip clutches 8, and when rise of rotational speed, the output voltage of tachometer generator 6 increases; When rotating speed declines, the output voltage of tachometer generator 6 reduces, tachometer generator 6 by the Voltage Feedback recording to controller 10, controller 10 is through controlled rectification, produce pulse signal, adjust pulse signal, just can change the magnet exciting coil voltage in electromagnetic slip clutches 8, thereby adjust output speed.
Above principle is referring to the journal article " application of electromagnetic slip clutches in electric machine speed regulation " of Han Ruidong and the journal article of Guo Xuemin " YCT electromagnetic adjustable speed motor and on-the-spot application ".
The output shaft of electromagnetic slip clutches 8 is connected with gear 5, utilizes gear drive, and the output speed of electromagnetic slip clutches 8 is done to further adjusting, thereby realizes speed change in larger scope.
After secondary speed control, output speed is exported by the output shaft of gear 5, and utilizes shaft coupling 4, be connected with ball-screw 3, thereby rotatablely moving of output shaft changed into the rectilinear motion of feeding seat, realize the feeding of cutter, output speed is directly proportional to feed speed.
Operation principle of the present invention:
When work starts, threephase asynchronous 9 uses as prime mover, its power providing is exported after speed governing among a small circle through electromagnetic slip clutches 8, as power shaft, be connected with gear 5, through gear drive, complete secondary speed control, to obtain desirable rotating speed, and exported by the output shaft of gear 5, the output shaft of gear 5 is fixedly connected with one end of shaft coupling 4, it is not relatively rotated, the other end of shaft coupling 4 is fixedly connected with ball-screw 3 and the two does not relatively rotate, like this, the output shaft of gear 5 just passes to rotary speed ball-screw 3, rotatablely moving of ball-screw 3 is converted into the rectilinear motion of feeding seat, thereby realize the feeding of cutter.The present invention, for deep hole drilling and boring machine, can be realized to the adjusting of its feed speed in a big way.

Claims (3)

1. the deep hole drilling and boring machine with electromagnetic slip clutches, it is characterized in that comprising: main spindle box (1), deep hole drilling and boring machine lathe bed (2), ball-screw (3), shaft coupling (4), gear (5), tachometer generator (6), terminal box (7), electromagnetic slip clutches (8), threephase asynchronous (9), controller (10), electric wire (11), right screw (12), middle screw (13), hold-down screw (14), left screw (15), right pin (16), left pin (17), leading screw bearing (18), described threephase asynchronous (9) is fixedly connected with by right screw (12) with electromagnetic slip clutches (8), described electromagnetic slip clutches (8) are fixedly connected with terminal box (7) by middle screw (13), described terminal box (7) is fixedly connected with by hold-down screw (14) with tachometer generator (6), described tachometer generator (6) is fixedly connected with by left screw (15) with gear (5), described gear (5) is fixedly connected with by screw with deep hole drilling and boring machine lathe bed (2), and the output shaft of gear (5) is connected with shaft coupling (4) right-hand member by right pin (16), described ball-screw (3) is connected with the left end of shaft coupling (4) by left pin (17).
2. a kind of deep hole drilling and boring machine with electromagnetic slip clutches according to claim 1, is characterized in that described gear (5) is for gear drive.
3. a kind of deep hole drilling and boring machine with electromagnetic slip clutches according to claim 1, is characterized in that described terminal box (7) is connected by electric wire (11) with controller (10).
CN201410367931.5A 2014-07-24 2014-07-24 A kind of deep hole drilling and boring machine with electromagnetic slip clutches Active CN104162693B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410367931.5A CN104162693B (en) 2014-07-24 2014-07-24 A kind of deep hole drilling and boring machine with electromagnetic slip clutches

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Application Number Priority Date Filing Date Title
CN201410367931.5A CN104162693B (en) 2014-07-24 2014-07-24 A kind of deep hole drilling and boring machine with electromagnetic slip clutches

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107649706A (en) * 2017-10-18 2018-02-02 中北大学 A kind of vibration cutting device for deep hole machining
CN112855794A (en) * 2020-12-28 2021-05-28 四川建筑职业技术学院 Method for preventing simultaneous feeding of boring shaft and ram of floor type boring and milling machine

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005334990A (en) * 2004-05-25 2005-12-08 Honda Motor Co Ltd Boring device for workpiece having hole at location decentered from axial center
JP2011088245A (en) * 2009-10-22 2011-05-06 Kyokuei Kenma Co Ltd Drilling machine
CN102699373A (en) * 2012-05-23 2012-10-03 上海嘉仕久企业发展有限公司 Intelligent machine special for boring and drilling main pin holes
CN203245400U (en) * 2012-12-07 2013-10-23 青岛汇达丰铸造有限公司 Intelligent three-dimensional multiple-spindle single action and joint action adjustable numerical-control drilling and boring system
CN203972907U (en) * 2014-07-24 2014-12-03 中北大学 A kind of deep hole drilling and boring machine with electromagnetic slip clutches

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005334990A (en) * 2004-05-25 2005-12-08 Honda Motor Co Ltd Boring device for workpiece having hole at location decentered from axial center
JP2011088245A (en) * 2009-10-22 2011-05-06 Kyokuei Kenma Co Ltd Drilling machine
CN102699373A (en) * 2012-05-23 2012-10-03 上海嘉仕久企业发展有限公司 Intelligent machine special for boring and drilling main pin holes
CN203245400U (en) * 2012-12-07 2013-10-23 青岛汇达丰铸造有限公司 Intelligent three-dimensional multiple-spindle single action and joint action adjustable numerical-control drilling and boring system
CN203972907U (en) * 2014-07-24 2014-12-03 中北大学 A kind of deep hole drilling and boring machine with electromagnetic slip clutches

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107649706A (en) * 2017-10-18 2018-02-02 中北大学 A kind of vibration cutting device for deep hole machining
CN107649706B (en) * 2017-10-18 2023-09-15 中北大学 Vibration cutting device for deep hole machining
CN112855794A (en) * 2020-12-28 2021-05-28 四川建筑职业技术学院 Method for preventing simultaneous feeding of boring shaft and ram of floor type boring and milling machine

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Inventor after: Yu Daguo

Inventor after: Huang Xiaobin

Inventor after: Li Yanlan

Inventor after: Shen Xingquan

Inventor after: Zhang Huang

Inventor after: Wang Jiming

Inventor after: Li Shaomin

Inventor after: Hao Yongpeng

Inventor after: Zhu Wentao

Inventor after: Pang Junzhong

Inventor after: Xin Zhijie

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Inventor before: Li Yanlan

Inventor before: Shen Xingquan

Inventor before: Wang Jiming

Inventor before: Li Shaomin

Inventor before: Hao Yongpeng

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