CN103068506A - Machine tool - Google Patents

Machine tool Download PDF

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Publication number
CN103068506A
CN103068506A CN2011800413210A CN201180041321A CN103068506A CN 103068506 A CN103068506 A CN 103068506A CN 2011800413210 A CN2011800413210 A CN 2011800413210A CN 201180041321 A CN201180041321 A CN 201180041321A CN 103068506 A CN103068506 A CN 103068506A
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CN
China
Prior art keywords
main shaft
lobe plate
shaft device
clamp mechanism
tool
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.)
Granted
Application number
CN2011800413210A
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Chinese (zh)
Other versions
CN103068506B (en
Inventor
高濑亮
广岛康司
上野幸治
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.)
OMATSU NTC CORP
Komatsu NTC Ltd
Original Assignee
OMATSU NTC CORP
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.)
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Publication date
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Publication of CN103068506A publication Critical patent/CN103068506A/en
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Publication of CN103068506B publication Critical patent/CN103068506B/en
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
    • B23B31/02—Chucks
    • B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
    • B23B31/117—Retention by friction only, e.g. using springs, resilient sleeves, tapers
    • 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
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/155—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling
    • B23Q3/1552—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling parts of devices for automatically inserting or removing tools
    • B23Q3/1554—Transfer mechanisms, e.g. tool gripping arms; Drive mechanisms therefore
    • 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
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/155—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling
    • B23Q3/157—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling of rotary tools
    • B23Q3/15706—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling of rotary tools a single tool being inserted in a spindle directly from a storage device, i.e. without using transfer devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
    • B23B31/02—Chucks
    • B23B31/06—Features relating to the removal of tools; Accessories therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
    • B23B31/02—Chucks
    • B23B31/24—Chucks characterised by features relating primarily to remote control of the gripping means
    • B23B31/26—Chucks characterised by features relating primarily to remote control of the gripping means using mechanical transmission through the working-spindle
    • B23B31/261—Chucks characterised by features relating primarily to remote control of the gripping means using mechanical transmission through the working-spindle clamping the end of the toolholder shank
    • B23B31/265—Chucks characterised by features relating primarily to remote control of the gripping means using mechanical transmission through the working-spindle clamping the end of the toolholder shank by means of collets
    • 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
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/155—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling
    • 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
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/155—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling
    • B23Q3/157—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling of rotary tools

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Gripping On Spindles (AREA)
  • Automatic Tool Replacement In Machine Tools (AREA)
  • Machine Tool Units (AREA)

Abstract

The invention provides a simply-structured machine tool which does not use hydraulic pressure and which is capable of linking clamping operations of a tool holder to the movement of a main shaft and performing said operations with good timing. The disclosed machine tool has a main shaft device (10) capable of moving between a tool change position (P1) and a working position, wherein the main shaft device (10), provided with a clamp mechanism (17) for clamping a tool holder (11) and a cam plate (30) for operating said clamp mechanism (17), is configured such that by linking the cam plate (30) to an operation involving the main shaft device (10) moving towards the tool change position (P1), and by thus bringing said cam plate (30) into contact with a fixed contact surface (41) and tilting said cam plate (30), a drawbar (15) is pressed and the clamp mechanism (17) is set to an unclamped state.

Description

Lathe
Technical field
The present invention relates to lathe.
Background technology
In the clamp mechanism of the tool holder of the main shaft device of being located at machining center, as the example that unclamps the prior art of utilizing hydraulic pressure in the action when the tool changing and enumerate patent documentation 1.Put down in writing following technology in Fig. 2 of the document: the inside at main shaft device is provided with the hydraulic cylinder that clips piston and formed anterior grease chamber and grease chamber, rear portion, switches the supply of pressure oil from hydraulic pump to each grease chamber by utilizing magnetic valve, makes the clamp mechanism action.
There are the following problems for the technology of patent documentation 1: use hydraulic pump as the drive source of hydraulic pressure, and need to make the motor of this hydraulic pump rotation, therefore, the cost of hydraulic pressure unit self increases, and because being independent of X-axis, Y-axis, the Z axis action of machining center, these hydraulic pressure units arrange, therefore when tool changing, main shaft device is moved stop at the Synchronization Control difficult of the action of near the tool storage room action and clamp mechanism.
Therefore, the inventor has proposed the lathe shown in patent documentation 2.The lathe of patent documentation 2 possesses: utilize hydraulic pressure to come the clamp mechanism of back off tool retainer; The hydraulic pressure that produces in linkage hydraulic pressure with shift action with main shaft device produces member.According to such lathe, do not need to arrange separately hydraulic pump as the drive source of hydraulic pressure, complicated and cost that therefore can restraining device increases.
The prior art document
Patent documentation
Patent documentation 1: TOHKEMY 2002-66814 communique
Patent documentation 2: TOHKEMY 2010-131724 communique
Summary of the invention
Invent problem to be solved
Yet, in the lathe of patent documentation 2, also exist following problem: owing to utilize hydraulic pressure to come the back off tool retainer, so not only need hydraulic pressure to produce the various devices such as member, also need to carry out the adjustment that hydraulic pressure produces member.
The present invention creates for solving such problem, and its problem is to provide a kind of lathe, and described lathe does not utilize hydraulic pressure, by simple structure just can with the movement of main shaft in linkage and carry out well the action of unclamping of tool holder opportunity.
Be used for solving the technical scheme of problem
In order to solve above-mentioned problem, the present invention is the lathe with the main shaft device that can move between tool changing position and Working position, it is characterized in that, described main shaft device possesses the clamp mechanism and the lobe plate that makes this clamp mechanism action for the clamping tool retainer, by to make described lobe plate and the fixing bearing surface butt ground swing work that inclines with described main shaft device to the mode of the shift action of described tool changing position interlock, push draw bar and make described clamp mechanism become releasing orientation.
According to such structure, by make lobe plate and fixedly bearing surface butt ground incline and swing to do to make the clamp mechanism action, therefore needn't use hydraulic pressure, utilize simple mechanical structure just can carry out the clamping action of tool holder, and can carry out well the movement of main shaft device and the action of clamp mechanism opportunity.
In addition, the invention is characterized in, the part of described fixedly bearing surface constitutes as follows: the terminal part towards described lobe plate swings the moving direction that work moves because of inclining of described lobe plate, and a described part is left along the departure direction that leaves from described lobe plate.
According to such structure, while when the terminal part of lobe plate is connected to that fixedly bearing surface slides, owing to tilting to make lobe plate and the fixing frictional resistance of bearing surface to reduce, therefore, can slide swimmingly, and the reduction of realization noise.
And then, the invention is characterized in that be provided with reset components at described lobe plate, when described main shaft device left from described tool changing position, described reset components made described lobe plate return-to-home position, so that described clamp mechanism becomes clamped condition.
According to such structure, can make the lobe plate return-to-home position by reset components, therefore, can under keeping the state of existing spring force, use by the spring that makes draw bar.That is, if reset components is not set, then swing work because moving of draw bar inclined lobe plate, therefore in the movement of draw bar, need large power, but by utilizing reset components to make the direct return-to-home position of lobe plate, then little power just can.
The invention effect
According to the present invention, given play to the effect of following excellence: needn't use hydraulic pressure, utilize simple structure just can with the movement of main shaft in linkage and carry out well the action of unclamping of tool holder opportunity.
Description of drawings
Fig. 1 is the figure of main shaft device that the lathe of embodiments of the present invention is shown, and (a) is the partial cross sectional side elevation view that clamped condition is shown, and (b) is the partial cross sectional side elevation view that releasing orientation is shown.
Fig. 2 illustrates the main shaft device of the lathe that is positioned at the embodiments of the present invention of unclamping the action starting position, the fixing side view of the relation of bearing surface and tool storage room.
Fig. 3 illustrates the main shaft device of the lathe that is positioned at the embodiments of the present invention of unclamping the action completing place, the fixing side view of the relation of bearing surface and tool storage room.
The specific embodiment
In the present embodiment, describe as an example of the situation that applies the present invention to horizontal Machining centers example.As shown in Figure 2, machining center 1 is the board framework 2 of コ word shape when having side-looking, and is provided with ballscrew shaft 3 with being vertical shape, and described ballscrew shaft 3 is across up and down between the framework and take motor M1 as rotary driving source of this board framework 2.Be equipped with by the effect of the feed screw of nut 4 and the Y-axis saddle 5 of oscilaltion at ballscrew shaft 3.Y-axis saddle 5 is by not shown limiting part restricting rotation.
Have via guide rail 9 along the mobile main shaft device 10 of Z-direction (main shaft device 10 axially) in erecting bed 8 mounting of being located at Y-axis saddle 5.And, main shaft device 10 is made of motor M2 and the ballscrew shaft 6 take this motor M2 as rotary driving source be located on the erecting bed 8 along the drive unit that Z-direction moves.Ballscrew shaft 6 extends setting along Z-direction.Instrument T is positioned at the top of main shaft device 10 with the tool storage room 12 of taking in the state of tool holder 11, at the tool changing position P that is set near the position of tool storage room 12 1(with reference to Fig. 3) utilizes not shown ATC(automatic tool change device) between main shaft device 10 and tool storage room 12, carry out the automatic replacing of instrument T.And in the following description, the end side (left side among Fig. 1 to Fig. 3) that inserts for tool holder 11 of establishing main shaft device 10 is " front side ", and the base end side (right side among Fig. 1 to Fig. 3) that is set in its opposition side is " rear side ".
As shown in Figure 1 to Figure 3, main shaft 13(part is not shown) remained in the inside of main shaft device 10 in the mode that can rotate by not shown bearing.Run through in the inside of main shaft 13 and to be inserted with draw bar 15, utilize the force application parts 14 such as disc spring to rear side described draw bar 15 to be carried out the application of force all the time, be assembled with the chuck 16 that comes drafting tool retainer 11 via blind rivet (pull stud) 11a at the end of this draw bar 15.
When draw bar 15 retreats because of the active force of force application part 14, the terminal part of chuck 16 is pressed and undergauge by the inner peripheral surface of main shaft 13, and come drafting tool retainer 11 by fastening in blind rivet 11a, make the each other clamped condition of close contact (with reference to (a) of Fig. 1) of main shaft 13 and tool holder 11 dovetail face separately thereby become.And, when swing doing owing to inclining of lobe plate 30 described later so that draw bar 15 is urged the active force that overcomes force application part 14 when advancing, the terminal part of chuck 16 is discharged and hole enlargement by the inner peripheral surface from main shaft 13, thereby becomes the releasing orientation (with reference to (b) of Fig. 1) of the fastening state of removing blind rivet 11a.Above force application part 14, draw bar 15 and chuck 16 consist of the clamp mechanism 17 of clamping tool retainer 11.
The present invention is characterized in, constitute: described main shaft device 10 possesses clamp mechanism 17 and makes the lobe plate 30 of these clamp mechanism 17 actions, with main shaft device 10 to tool changing position P 1The mode of the shift action of (with reference to Fig. 3) interlock makes lobe plate 30 and fixing bearing surface 41(with reference to Fig. 2, Fig. 3) butt ground inclines and swings work, pushes thus draw bar 15, makes clamp mechanism 17 become releasing orientation.
As shown in Figures 1 and 2, lobe plate 30 constitutes and possesses the first arm 34 and the second arm 35.The first arm 34 is sold 32 position from the coupling part 33(that is connected with fixation side parts 18) to fixedly bearing surface 41 sides extension.The second arm 35 extends to movable member 19 sides that are fixed in draw bar 15.The second arm 35 forms and the first arm 34 quadratures, and lobe plate 30 is the L word shape that bends to approximate right angle from the side.The root of the L word shape of lobe plate 30 swings the fixation side parts 18 that the mode of doing is connected in main shaft device 10 via pin 32 inclining.Fixation side parts 18 are the parts that are fixed in the main part of main shaft device 10, and these fixation side parts 18 move along X-direction, Y direction, Z-direction integratedly with main shaft device 10.In addition, movable member 19 is the parts that can move with respect to the main part of main shaft device 10, and this movable member 19 moves along Z-direction integratedly with draw bar 15.Movable member 19 moves and carries freely on the guide rail 20 that is placed at 18 settings of fixation side parts.Guide rail 20 extends ground along Z-direction and arranges.
Under the state of the position (hereinafter referred to as " original position ") of the lobe plate 30 when lobe plate 30 is positioned at clamp mechanism 17 and becomes clamped condition, the first arm 34 33 extends to the rear, top from the coupling part.The terminal part of the first arm 34 becomes crooked upward terminal bend 34a.Terminal bend 34a tilts with respect to the main part of the first arm 34.Terminal part at the first arm 34 is provided with roller 36, moves with respect to fixing bearing surface 41 easily.
The second arm 35 forms shorter than the first arm 34, is used for the first arm 34 suffered pressing forces being increased and being passed to movable member 19.Terminal part at the second arm 35 is provided with roller 37.This roller 37 is accommodated in the slot part 21 that forms at movable member 19, swing when doing when lobe plate 30 inclines, roller 37 press slot part 21 wall so that movable member 19 move.
Lobe plate 30 swing to be done by inclining centered by pin 32, thereby (main shaft device 10 is from tool changing position of readiness P with the pressing force of Y direction 0Towards tool changing position P 1Driving force when rising along Y direction) is transformed into Z-direction.Thus, movable member 19 and draw bar 15 are moved along Z-direction.
Be provided with reset components 50 at lobe plate 30, when main shaft device 10 from tool changing position P 1(with reference to Fig. 3) when leaving when fixedly bearing surface 41 leaves (lobe plate 30 from), and described reset components 50 makes lobe plate 30 return-to-home positions.Reset components 50 consists of by spring members 51.Spring members 51 is set up in support 53 and support 54, and described support 53 is located at the first arm 34, and described support 54 is located at the fixation side parts 18 of main shaft device 10, and each support 53,54 is fixed in respectively at the both ends of spring members 51.Spring members 51 consists of under the state of spring 52 compressions, and all the time upward to lobe plate 30 application of forces.At the fixation side parts 18 of main shaft device 10, be provided with for the location backstop (not shown) that lobe plate 30 is fixed on original position in the mode of pressing the first arm 34 from the top.Be pressed in location backstop by spring members 51, the first arms 34, therefore can make lobe plate 30 return-to-home positions.
Fixedly bearing surface 41 is made of the lower surface of the fixed station 40 that is configured in main shaft device 10 tops.Fixed station 40 is installed on the fixation side of machining center 1 and can not moves.Fixedly the part of bearing surface 41 constitutes as follows: the terminal part towards lobe plate 30 swings the moving direction that work moves because of inclining of lobe plate 30, and a described part is left along the departure direction that leaves from lobe plate 30.Specifically, " terminal part swing to do because of inclining of lobe plate 30 move moving direction " refers to " Z-direction rear ", and " departure direction that leaves from lobe plate " refers to " above the Y direction ".That is, inclined plane 43 tilts towards right oblique upper in Fig. 2.Fixedly the slant range of bearing surface 41 (part scope) is from the Z axis coordinate of the part of the terminal institute butt of the lobe plate 30 of situ, rises and the incline Z axis coordinate of part of the terminal institute butt that swings the lobe plate 30 when being made for level of lobe plate 30 to main shaft device 10.The angle initialization on inclined plane 43 is parallel with the terminal bend 34a of the first arm 34.And the length of the length on inclined plane 43 and the terminal bend of the first arm 34 forms identical length.And fixedly other parts except inclined plane 43 of bearing surface 41 form parallel with Z axis.
Then, the action of the each several part when the machining center 1 of structure carries out tool changing as mentioned above described.When carrying out the replacing of instrument, at first, as shown in Figure 2, make main shaft device 10 move to tool changing position of readiness P from Working position 0In addition, than tool changing position of readiness P 0Position on the lower is Working position.At this moment, lobe plate 30 is positioned at original position, and clamp mechanism 17 becomes clamped condition.And, at tool changing position of readiness P 0, the roller 36 of the terminal part of lobe plate 30 is connected to fixedly bearing surface 41.
Here, the parts 25 of controlling that clip the tool storage room 12 of tool holder 11 extend to tool changing position of readiness P 0Height, therefore make main shaft device 10 move to tool changing position of readiness P 0The moment, tool holder 11 is inserted into controls in the parts 25.Thus, limited tool holder 11 movement vertically, though therefore after action in, tool holder 11 becomes releasing orientation, also can utilize reliably to control parts 25 and control.
Then, make main shaft device 10 move to tool changing position P 1At this moment, bearing surface 41 rises while lobe plate 30 presses on fixedly, and therefore, the first arm 34 inclines to the direction that becomes level centered by pin 32 and swing to do.Thus, swing to do forwards tool storage room side (left side among Fig. 1, Fig. 2) movement while the second arm 35 inclines, so movable member 19 and draw bar 15 are to the tool storage room side shifting of Z-direction.By this action, the terminal part of chuck 16 is released and hole enlargement from the inner peripheral surface of main shaft 13, thereby becomes the releasing orientation of the fastening state of removing blind rivet 11a.
Like this, with with the mode of the rising shift action interlock of the Y-axis stroke of main shaft device 10, lobe plate 30 and fixing bearing surface 41 butt ground are inclined swing work, therefore, needn't use hydraulic pressure, utilize simple mechanical type mechanism just can make clamp mechanism 17 actions carry out the clamping action of tool holder 11.And then, owing to determine accordingly the amount of movement of draw bar 15 with the lifting height of main shaft device 10, so can carry out well the action of clamp mechanism 17 opportunity.
And then in the present embodiment, fixedly the part of bearing surface 41 tilts towards the top, therefore, when lobe plate 30 when being connected to that fixedly bearing surface 41 rises, pressing force that can release cam plate 30, and the end of lobe plate 30 is to 43 directions of leaving move from the inclined plane.Thus, lobe plate 30 and fixedly the coefficient of friction of bearing surface 41 reduce, the end of lobe plate 30 can slide swimmingly at fixing bearing surface 41, therefore, can suppress noise, and can suppress lobe plate 30 and the fixedly wearing and tearing of bearing surface 41.
Then, as shown in Figure 3, main shaft device 10 is moved to the Z-direction rear, and from main shaft 13 puller retainers 11.Then, make tool storage room 12 rotation and other tool holder 11 is moved to the installation site, then carry out the action opposite with above-mentioned action, thus clamping tool retainer 11.At this moment, lobe plate 30 can be by reset components 50 return-to-home positions.Therefore, can under the state of the existing spring force of maintenance, use at the force application part 14 that makes draw bar 15.That is, if reset components 50 is not set, then because inclining lobe plate 30, moving of draw bar 15 swing work, but for make lobe plate 30 return-to-home positions then need large power by lever principle.But, as present embodiment, reset components 50 being connected to the first arm 34 of lobe plate 30 and making its direct return-to-home position, then little power just can.
More than, embodiments of the present invention are described, but the invention is not restricted to described embodiment, certainly can in the scope that does not break away from purport of the present invention, carry out suitable design alteration.For example, the shape of lobe plate 30 is not limited to L word shape, if possess the fulcrum that swings the center of doing as inclining, with the force of fixing bearing surface 41 butts and with the application point of movable member 19 butts, also can be other shapes.
In addition, the invention is not restricted to utilize ATC between main shaft device and machining center, to carry out the type of the automatic replacing of instrument, also can be applied to after main shaft device arrives the tool changing position lathe by the type that manually unloads tool holder.
Label declaration
10: main shaft device;
11: tool holder;
15: draw bar;
17: tripping-gear;
30: lobe plate;
41: fixing bearing surface;
43: the inclined plane.

Claims (3)

1. lathe, described lathe has the main shaft device that can move between tool changing position and Working position, it is characterized in that,
Described main shaft device possesses the clamp mechanism and the lobe plate that makes this clamp mechanism action for the clamping tool retainer,
By to make described lobe plate and the fixing bearing surface butt ground swing work that inclines with described main shaft device to the mode of the shift action of described tool changing position interlock, push draw bar and make described clamp mechanism become releasing orientation.
2. lathe according to claim 1 is characterized in that,
The part of described fixedly bearing surface constitutes as follows: the terminal part towards described lobe plate swings the moving direction that work moves because of inclining of described lobe plate, and a described part is left along the departure direction that leaves from described lobe plate.
3. lathe according to claim 1 and 2 is characterized in that,
Be provided with reset components at described lobe plate, when described main shaft device left from described tool changing position, described reset components made described lobe plate return-to-home position, so that described clamp mechanism becomes clamped condition.
CN201180041321.0A 2010-08-27 2011-08-18 Machine tool Active CN103068506B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2010190218A JP5345592B2 (en) 2010-08-27 2010-08-27 Machine Tools
JP2010-190218 2010-08-27
PCT/JP2011/068684 WO2012026392A1 (en) 2010-08-27 2011-08-18 Machine tool

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CN103068506A true CN103068506A (en) 2013-04-24
CN103068506B CN103068506B (en) 2015-03-25

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JP (1) JP5345592B2 (en)
KR (1) KR101540238B1 (en)
CN (1) CN103068506B (en)
TW (1) TWI526273B (en)
WO (1) WO2012026392A1 (en)

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CN104325393A (en) * 2014-10-29 2015-02-04 芜湖赛德交通设备有限公司 Clamping supporting bracket for flange polishing device
CN107175535A (en) * 2017-05-05 2017-09-19 大连机床(数控)股份有限公司 Tool changing protective door plane link gear
CN114007806A (en) * 2019-06-06 2022-02-01 贝瓦克生产机械有限公司 Clamping assembly for handling containers
CN114310409A (en) * 2021-12-07 2022-04-12 河南工业大学 Cutter tensioning and loosening device based on cam-screw mechanism
CN114406770A (en) * 2021-12-28 2022-04-29 河南工业大学 Cutter tensioning and loosening device based on cam-ratchet mechanism

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CN105773265A (en) * 2014-12-25 2016-07-20 武汉重型机床集团有限公司 Cutter head spindle spring positioning device
CN106862974A (en) * 2017-04-12 2017-06-20 南通国盛智能科技集团股份有限公司 A kind of nigger knife machining mechanism for center water outlet main shaft
JP2024005886A (en) * 2022-06-30 2024-01-17 ブラザー工業株式会社 Unclamping arm and machine tool

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CN201009467Y (en) * 2007-02-06 2008-01-23 陆银河 Full-automatic feeding device of punching machine

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JPH06226514A (en) * 1993-02-09 1994-08-16 Enshu Ltd Tool unclamping device for spindle
JPH07100704A (en) * 1993-09-30 1995-04-18 Enshu Ltd Tool unclamping device for main spindle
US6671946B1 (en) * 1998-05-11 2004-01-06 Matsushita Electric Industrial Co., Ltd. Component mounting machine
CN2468636Y (en) * 2000-11-27 2002-01-02 宝山钢铁股份有限公司 Blade adapter for working conical hole of drill stem
CN1496939A (en) * 2002-09-26 2004-05-19 本田技研工业株式会社 Work piece fixing mechanism of transporting device
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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104325393A (en) * 2014-10-29 2015-02-04 芜湖赛德交通设备有限公司 Clamping supporting bracket for flange polishing device
CN107175535A (en) * 2017-05-05 2017-09-19 大连机床(数控)股份有限公司 Tool changing protective door plane link gear
CN114007806A (en) * 2019-06-06 2022-02-01 贝瓦克生产机械有限公司 Clamping assembly for handling containers
CN114310409A (en) * 2021-12-07 2022-04-12 河南工业大学 Cutter tensioning and loosening device based on cam-screw mechanism
CN114406770A (en) * 2021-12-28 2022-04-29 河南工业大学 Cutter tensioning and loosening device based on cam-ratchet mechanism
CN114406770B (en) * 2021-12-28 2022-12-23 河南工业大学 Cutter tensioning and loosening device based on cam-ratchet mechanism

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KR20130100284A (en) 2013-09-10
TWI526273B (en) 2016-03-21
KR101540238B1 (en) 2015-07-29
JP5345592B2 (en) 2013-11-20
CN103068506B (en) 2015-03-25

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