CN106001634A - Cylinder driving type digital controlled lathe tailstock automatic feeding control method capable of achieving floating tapping - Google Patents

Cylinder driving type digital controlled lathe tailstock automatic feeding control method capable of achieving floating tapping Download PDF

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Publication number
CN106001634A
CN106001634A CN201610605444.7A CN201610605444A CN106001634A CN 106001634 A CN106001634 A CN 106001634A CN 201610605444 A CN201610605444 A CN 201610605444A CN 106001634 A CN106001634 A CN 106001634A
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CN
China
Prior art keywords
controlled lathe
tailstock
controller
cylinder
numerically controlled
Prior art date
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Application number
CN201610605444.7A
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Chinese (zh)
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CN106001634B (en
Inventor
张新南
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.)
Shanghai China Pioneer Metals Corp
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Individual
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Priority to CN201810309618.4A priority Critical patent/CN108580942B/en
Priority to CN201610605444.7A priority patent/CN106001634B/en
Publication of CN106001634A publication Critical patent/CN106001634A/en
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B23/00—Tailstocks; Centres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B25/00—Accessories or auxiliary equipment for turning-machines
    • B23B25/06—Measuring, gauging, or adjusting equipment on turning-machines for setting-on, feeding, controlling, or monitoring the cutting tools or work
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B43/00—Boring or drilling devices able to be attached to a machine tool, whether or not replacing an operative portion of the machine tool
    • B23B43/02—Boring or drilling devices able to be attached to a machine tool, whether or not replacing an operative portion of the machine tool to the tailstock of a lathe
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
    • B23G1/00—Thread cutting; Automatic machines specially designed therefor
    • B23G1/16—Thread cutting; Automatic machines specially designed therefor in holes of workpieces by taps
    • B23G1/18—Machines with one working spindle
    • 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
    • B23Q5/26—Fluid-pressure drives
    • 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
    • B23Q5/38—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously
    • B23Q5/385—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously using a gear and rack mechanism or a friction wheel co-operating with a rail

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Turning (AREA)

Abstract

The invention provides a cylinder driving type digital controlled lathe tailstock automatic feeding control method capable of achieving floating tapping. A digital controlled lathe saddle and tailstock engaging and disengaging connecting device is adopted and comprises a connecting pillar, a rotating arm component, a driving component and a screw tap component, wherein a ring slot is formed in the middle of the connecting pillar, and a pair of sensors are arranged at the shaft end of the connecting pillar and on the side face of a tailstock; the rotating arm component comprises a rotating arm, a rotating shaft, a shaft sleeve and a big gear, and the shaft sleeve is fixed to the front side face of the digital controlled lathe tailstock; the rotating shaft penetrates through the shaft sleeve, the front end of the rotating shaft is fixedly connected with the rotating arm, the other end of the rotating shaft is fixedly connected with the big gear, and a hook part capable of being clamped into the ring slot is arranged at the front end of the rotating arm; the driving component comprises a rack, a cylinder, an electromagnetic directional valve, a rack guiding groove, a reset switch and a controller, the controller is installed in a machine tool power distribution cabinet and electrically connected with a digital control system and the electromagnetic directional valve, and the reset switch is installed on the front side of a digital controlled lathe saddle and electrically connected with the controller.

Description

A kind of air cylinder driven can be with the numerically controlled lathe tailstock auto-feed control method of float tapping
Technical field
The application relate to numerically controlled lathe control technical field, a kind of air cylinder driven can be with the numerically controlled lathe tailstock auto-feed control method of float tapping.
Background technology
Numerically controlled lathe is one of the most frequently used automatic processing device in machine cut processing, but the tailstock of general Digit Control Machine Tool can not auto-feed, can only be operated manually, waste time and energy, working (machining) efficiency is relatively low, and it is low to add man-hour axial dimension control accuracy in hole class.
Summary of the invention
The present invention is directed to existing technological deficiency, and provide a kind of air cylinder driven can be with the numerically controlled lathe tailstock auto-feed control method of float tapping, it uses a kind of numerically controlled lathe saddle and tailstock to engage and the attachment means disengaged, its simple in construction, control easily, cost is relatively low, extends the function of numerically controlled lathe, is conducive to improving the machining accuracy of hole class axial dimension.
The present invention use scheme be: a kind of air cylinder driven can be with the numerically controlled lathe tailstock auto-feed control method of float tapping, it uses a kind of attachment means being realized numerically controlled lathe saddle and tailstock joint and disengagement by cylinder, including connecting post, cursor assembly, drive assembly and screw tap assembly, the middle part of described connection post is provided with an annular groove, connection post is fixing with numerically controlled lathe saddle to be connected, connect axis of a cylinder end and tailstock side is provided with pair of sensors, described sensor can be magnetic effect sensor or hall effect sensor, it can also be photoelectric sensor.
Described cursor assembly includes cursor, rotary shaft, axle sleeve and gear wheel, described axle sleeve is fixed on the leading flank of numerically controlled lathe tailstock, described rotary shaft passes axle sleeve, rotary shaft front end is fixing with cursor to be connected, the other end is fixing with described gear wheel to be connected, and the front end of cursor is provided with a hook portion that can snap in annular groove.
Described driving assembly includes tooth bar, cylinder, solenoid directional control valve, tooth bar gathering sill, reset switch and controller, in described controller is arranged on lathe power distribution cabinet and it is electrical connected with digital control system and solenoid directional control valve, described reset switch is arranged on before numerically controlled lathe saddle, and be electrically connected with controller, described driving motor is fixing with the tailstock of numerically controlled lathe to be connected, and be electrically connected with controller, described tooth bar is fixed on the front end of described cylinder, tooth bar is arranged in gathering sill, and described tooth bar engages each other with gear wheel；Described cylinder is stroke adjustable finger-like cylinder, and described solenoid directional control valve controls the flexible of cylinder.
Described screw tap assembly includes screw tap and the fixture for clamping screw tap, and described fixture is arranged in numerically controlled lathe barrel of tail stock.
During tapping, when numerically controlled lathe saddle shifts to the sensor connection of tailstock, described connection axis of a cylinder end and tailstock side along Z-direction, controller sends signal, make numerical controlled lathe Z stop to mobile, meanwhile, on the left of solenoid directional control valve, enter working position, described cylinder piston rod is made to stretch out, promotion tooth bar moves forward, thus drives bull gear drive, in making the annular groove of described cursor Snap joint post, now saddle links into an integrated entity with tailstock, and numerically controlled lathe follow procedure carries out tapping operation；Tapping completes to treat that screw tap exits completely, and after tailstock moves to appropriate location, controller sends instruction, controller sends instruction, enters working position, make cylinders retract on the right side of solenoid directional control valve, drive gear wheel inverts, so that cursor leaves the annular groove connecting post, thus completes disengagement action；When there is fortuitous event, pressing described reset switch, controller resets.
The present invention by using the technique effect of such scheme is, the sensor connected between post and tailstock fixing connection with saddle is utilized to judge relative position between the two, no matter tailstock the most all can realize being certainly dynamically connected between the two, improves the motility connected between the two；The front end hook portion clamping mutual with the annular groove being connected post of cursor, it is achieved that saddle and the synchronizing moving of tailstock, makes tailstock kinematic accuracy consistent with the Z-direction kinematic accuracy of numerically controlled lathe, thus can realize float tapping；Utilize cylinder to realize saddle engage with the automatic of tailstock or disengage, low cost, and further increase the automaticity of numerically controlled lathe, extend the function of numerically controlled lathe.
Accompanying drawing explanation
Fig. 1 is the numerically controlled lathe saddle of the present invention and tailstock engages and the attachment means front view disengaged；
Fig. 2 is the schematic diagram during joint of the present invention；
Fig. 3 is the schematic diagram during disengagement of the present invention；
Fig. 4 is that the cylinder of the present invention changes valve connection diagram with electromagnetism；
Fig. 5 is the connection rod structure schematic diagram of the present invention；
Fig. 6 be A shown in Fig. 1 to view；
Fig. 7 is the enforcement exemplary plot of the present invention.
Detailed description of the invention
A kind of air cylinder driven can be with the numerically controlled lathe tailstock auto-feed control method of float tapping, it uses a kind of attachment means being realized numerically controlled lathe saddle and tailstock joint and disengagement by cylinder, including connecting post 1, cursor assembly, driving assembly and screw tap assembly, the middle part of described connection post 1 is provided with an annular groove 3, connection post 1 is fixing with numerically controlled lathe saddle to be connected, connect post 1 axle head and tailstock side is provided with pair of sensors 13, described sensor can be magnetic effect sensor or hall effect sensor, it is also possible to is photoelectric sensor.
Described cursor assembly includes cursor 4, rotary shaft 5, axle sleeve 6 and gear wheel 7, described axle sleeve 6 is fixed on the leading flank of numerically controlled lathe tailstock, described rotary shaft 5 is through axle sleeve 6, rotary shaft 5 front end is fixing with cursor 4 to be connected, the other end is fixing with described gear wheel 7 to be connected, and the front end of cursor 4 is provided with a hook portion that can snap in annular groove 3.
Described driving assembly includes tooth bar 2, cylinder 8, solenoid directional control valve 9, tooth bar gathering sill 10, reset switch 14 and controller 15, in described controller 15 is arranged on lathe power distribution cabinet and it is electrical connected with digital control system and solenoid directional control valve 9, described reset switch 14 is arranged on before numerically controlled lathe saddle, and be electrically connected with controller 15, described driving motor 9 is fixing with the tailstock of numerically controlled lathe to be connected, and be electrically connected with controller 15, described tooth bar 2 is fixed on the front end of described cylinder 8, tooth bar 2 is arranged in gathering sill 10, and described tooth bar 2 engages each other with gear wheel 7；Described cylinder 8 is stroke adjustable finger-like cylinder, and described solenoid directional control valve 9 controls the flexible of cylinder 8.
Described screw tap assembly includes screw tap 16 and the fixture 17 for clamping screw tap, and described fixture 17 is arranged in numerically controlled lathe barrel of tail stock.
During tapping, numerically controlled lathe saddle shifts to tailstock along Z-direction, when the sensor 13 of described connection post 1 axle head and tailstock side is connected, controller 15 sends signal, make numerical controlled lathe Z stop to mobile, meanwhile, on the left of solenoid directional control valve 9, enter working position, described cylinder 8 piston rod is made to stretch out, promote tooth bar 2 to move forward, thus drive gear wheel 7 to rotate, in making the annular groove of described cursor 4 Snap joint post 1, now saddle links into an integrated entity with tailstock, and numerically controlled lathe follow procedure carries out tapping operation；Tapping completes to treat that screw tap exits completely, and after tailstock moves to appropriate location, controller 15 sends instruction, controller 15 sends instruction, enter working position on the right side of solenoid directional control valve 9, make cylinder 8 retract, drive gear wheel 7 to invert, so that cursor 4 leaves the annular groove connecting post 1, thus complete disengagement action；When there is fortuitous event, pressing described reset switch 14, controller 15 resets.

Claims (1)

1. one kind by air cylinder driven can be with the numerically controlled lathe tailstock auto-feed control method of float tapping, it uses a kind of attachment means being realized numerically controlled lathe saddle and tailstock joint and disengagement by cylinder, it is characterized in that: include connecting post (1), cursor assembly, drive assembly and screw tap assembly, the middle part of described connection post (1) is provided with an annular groove (3), connection post (1) is fixing with numerically controlled lathe saddle to be connected, connect post (1) axle head and tailstock side is provided with pair of sensors (13), described sensor can be magnetic effect sensor or hall effect sensor, it can also be photoelectric sensor；
Described cursor assembly includes cursor (4), rotary shaft (5), axle sleeve (6) and gear wheel (7), described axle sleeve (6) is fixed on the leading flank of numerically controlled lathe tailstock, described rotary shaft (5) passes axle sleeve (6), rotary shaft (5) front end is fixing with cursor (4) to be connected, the other end is fixing with described gear wheel (7) to be connected, and the front end of cursor (4) is provided with a hook portion that can snap in annular groove (3)；
Described driving assembly includes tooth bar (2), cylinder (8), solenoid directional control valve (9), tooth bar gathering sill (10), reset switch (14) and controller (15), in described controller (15) is arranged on lathe power distribution cabinet and it is electrical connected with digital control system and solenoid directional control valve (9), described reset switch (14) is arranged on before numerically controlled lathe saddle, and be electrically connected with controller (15), described driving motor (9) is fixing with the tailstock of numerically controlled lathe to be connected, and be electrically connected with controller (15), described tooth bar (2) is fixed on the front end of described cylinder (8), tooth bar (2) is arranged in gathering sill (10), described tooth bar (2) engages each other with gear wheel (7)；Described cylinder (8) is stroke adjustable finger-like cylinder, and described solenoid directional control valve (9) controls the flexible of cylinder (8)；
Described screw tap assembly includes screw tap (16) and the fixture (17) for clamping screw tap, and described fixture (17) is arranged in numerically controlled lathe barrel of tail stock；
During tapping, numerically controlled lathe saddle shifts to tailstock along Z-direction, when the sensor (13) of described connection post (1) axle head and tailstock side is connected, controller (15) sends signal, numerical controlled lathe Z is made to stop to mobile, meanwhile, solenoid directional control valve (9) left side enters working position, described cylinder (8) piston rod is made to stretch out, promote tooth bar (2) to move forward, thus drive gear wheel (7) to rotate, in making the annular groove of described cursor (4) Snap joint post (1), now saddle links into an integrated entity with tailstock, and numerically controlled lathe follow procedure carries out tapping operation；Tapping completes to treat that screw tap exits completely, and after tailstock moves to appropriate location, controller (15) sends instruction, controller (15) sends instruction, solenoid directional control valve (9) right side enters working position, makes cylinder (8) retract, and drives gear wheel (7) reversion, so that cursor (4) leaves the annular groove connecting post (1), thus complete disengagement action；When there is fortuitous event, pressing described reset switch (14), controller (15) resets.
CN201610605444.7A 2016-07-29 2016-07-29 A kind of numerically controlled lathe tailstock auto-feed control method of cylinder driving float tapping Active CN106001634B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201810309618.4A CN108580942B (en) 2016-07-29 2016-07-29 Automatic feeding control method for tailstock of numerically controlled lathe driven by air cylinder
CN201610605444.7A CN106001634B (en) 2016-07-29 2016-07-29 A kind of numerically controlled lathe tailstock auto-feed control method of cylinder driving float tapping

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610605444.7A CN106001634B (en) 2016-07-29 2016-07-29 A kind of numerically controlled lathe tailstock auto-feed control method of cylinder driving float tapping

Related Child Applications (1)

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CN201810309618.4A Division CN108580942B (en) 2016-07-29 2016-07-29 Automatic feeding control method for tailstock of numerically controlled lathe driven by air cylinder

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CN106001634B CN106001634B (en) 2018-11-02

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CN201610605444.7A Active CN106001634B (en) 2016-07-29 2016-07-29 A kind of numerically controlled lathe tailstock auto-feed control method of cylinder driving float tapping
CN201810309618.4A Active CN108580942B (en) 2016-07-29 2016-07-29 Automatic feeding control method for tailstock of numerically controlled lathe driven by air cylinder

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005335026A (en) * 2004-05-28 2005-12-08 Murata Mach Ltd Lathe with tailstock
CN102784946A (en) * 2012-08-30 2012-11-21 广西大学 Processing device for double-center hole punching of common lathe
CN203197263U (en) * 2013-02-25 2013-09-18 夏雨 Machine tool tailstock
CN203409271U (en) * 2013-07-01 2014-01-29 安徽力成机械装备有限公司 Numerical control lathe tail base moving device
CN203556886U (en) * 2013-10-09 2014-04-23 山东聚龙液压机械有限公司 Linkage for lathe saddle and tailstock
CN205085402U (en) * 2015-09-25 2016-03-16 象山普精金属制品厂 Accurate centering lathe of tailstock

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7281460B2 (en) * 2003-12-24 2007-10-16 Black & Decker Inc. Positive lock tail stock support for lathe
CN100496881C (en) * 2005-07-25 2009-06-10 浙江师范大学 Tailstock automatically feeding lathe
CN101007390A (en) * 2006-01-24 2007-08-01 陈有卿 Automatic feeding method of tailstock of multiple model common lathes
CN200970635Y (en) * 2006-10-31 2007-11-07 中国农业大学 Folding type automatic feeding tailstock
CN201760599U (en) * 2010-09-10 2011-03-16 程泰机械(苏州)有限公司 Numerical control lathe
CN102929208B (en) * 2012-11-15 2014-12-31 德州德隆(集团)机床有限责任公司 Control method for tailstock position of numerically controlled lathe

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005335026A (en) * 2004-05-28 2005-12-08 Murata Mach Ltd Lathe with tailstock
CN102784946A (en) * 2012-08-30 2012-11-21 广西大学 Processing device for double-center hole punching of common lathe
CN203197263U (en) * 2013-02-25 2013-09-18 夏雨 Machine tool tailstock
CN203409271U (en) * 2013-07-01 2014-01-29 安徽力成机械装备有限公司 Numerical control lathe tail base moving device
CN203556886U (en) * 2013-10-09 2014-04-23 山东聚龙液压机械有限公司 Linkage for lathe saddle and tailstock
CN205085402U (en) * 2015-09-25 2016-03-16 象山普精金属制品厂 Accurate centering lathe of tailstock

Also Published As

Publication number Publication date
CN108580942A (en) 2018-09-28
CN108580942B (en) 2020-06-30
CN106001634B (en) 2018-11-02

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