TW201918323A - Automatic tool changing system for machine tool including a casing, a rotating shaft, a tool changing arm and a power unit - Google Patents

Automatic tool changing system for machine tool including a casing, a rotating shaft, a tool changing arm and a power unit Download PDF

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Publication number
TW201918323A
TW201918323A TW106137784A TW106137784A TW201918323A TW 201918323 A TW201918323 A TW 201918323A TW 106137784 A TW106137784 A TW 106137784A TW 106137784 A TW106137784 A TW 106137784A TW 201918323 A TW201918323 A TW 201918323A
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Taiwan
Prior art keywords
casing
rotating shaft
rotating
rotating base
shaft
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Application number
TW106137784A
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Chinese (zh)
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TWI644759B (en
Inventor
張慶三
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聖杰國際股份有限公司
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Priority to TW106137784A priority Critical patent/TWI644759B/en
Application granted granted Critical
Publication of TWI644759B publication Critical patent/TWI644759B/en
Publication of TW201918323A publication Critical patent/TW201918323A/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q3/00Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/155Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling
    • B23Q3/1552Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling parts of devices for automatically inserting or removing tools
    • B23Q3/1554Transfer mechanisms, e.g. tool gripping arms; Drive mechanisms therefore
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q5/00Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/02Driving main working members
    • B23Q5/04Driving main working members rotary shafts, e.g. working-spindles
    • B23Q5/10Driving main working members rotary shafts, e.g. working-spindles driven essentially by electrical means
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02NELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N11/00Generators or motors not provided for elsewhere; Alleged perpetua mobilia obtained by electric or magnetic means
    • H02N11/006Motors
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q3/00Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/155Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling
    • B23Q3/1552Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling parts of devices for automatically inserting or removing tools
    • B23Q3/1554Transfer mechanisms, e.g. tool gripping arms; Drive mechanisms therefore
    • B23Q2003/155414Transfer mechanisms, e.g. tool gripping arms; Drive mechanisms therefore the transfer mechanism comprising two or more grippers
    • B23Q2003/155425Transfer mechanisms, e.g. tool gripping arms; Drive mechanisms therefore the transfer mechanism comprising two or more grippers pivotable
    • B23Q2003/155428Transfer mechanisms, e.g. tool gripping arms; Drive mechanisms therefore the transfer mechanism comprising two or more grippers pivotable about a common axis

Abstract

An automatic tool changing system for a machine tool includes a casing, a rotating shaft, a tool changing arm and a power unit. The power unit is disposed in the casing and includes a fixed shaft and a rotating base. An armature coil set is arranged outside the fixed shaft. A field magnet corresponding to the armature coil set is disposed on the rotating base. An outer surface of the rotating base has a cam profile in contact with a roller on the rotating shaft. When energizing the armature coil set, the magnetic field generated by the armature coil set drives the rotating base to rotate through the field magnet. Through the design of the working curve of the cam profile, the roller is pushed to drive the rotating shaft to rotate, and further drive the tool changing arm to rotate and perform the tool changing operation.

Description

工具機之自動換刀系統Automatic tool change system for machine tools

本發明係與工具機有關;特別是指一種工具機之自動換刀系統。The invention relates to a machine tool; in particular to an automatic tool change system of a machine tool.

按,工具機的自動刀具交換裝置包括刀庫與換刀系統兩部分,其中刀庫上的刀具係經由換刀系統的換刀臂而與工具機主軸上的刀具進行交換,目的在於提高工作效能。Press, the automatic tool changer of the machine tool comprises two parts: the tool magazine and the tool change system. The tool on the tool magazine is exchanged with the tool on the machine tool spindle through the tool change arm of the tool change system, in order to improve the work efficiency. .

台灣新型專利公告第M518604號「自動換刀機構專用馬達之感應結構」揭示了一種常見的自動換刀系統,其包括一殼體,殼體頂部設置有馬達及減速機構,殼體內部設置有滾齒凸輪機構及一輸出主軸,輸出主軸一端向下穿出殼體並連接有換刀臂。其中,馬達先通過減速機構而驅使一輸入主軸轉動,輸入主軸一端設有傘齒輪以齧合傳動的方式驅使滾齒凸輪機構之一螺旋凸輪轉動,螺旋凸輪再與設置在輸出主軸上的滾子接觸,進而帶動輸出主軸與換刀臂一同旋轉。Taiwan's new patent publication No. M518604 "Induction Structure for Motors for Automatic Tool Change Mechanisms" discloses a common automatic tool change system including a housing having a motor and a speed reduction mechanism at the top of the housing, and a roller inside the housing A tooth cam mechanism and an output spindle, one end of the output spindle passes downwardly out of the housing and is connected with a tool change arm. Wherein, the motor first drives an input spindle to rotate through the speed reduction mechanism, and one end of the input spindle is provided with a bevel gear to engage the transmission to drive the spiral cam of one of the hobbing cam mechanisms, and the spiral cam and the roller disposed on the output spindle Contact, which in turn drives the output spindle to rotate with the tool change arm.

誠然,上述已知的自動換刀系統能有效執行刀具交換動作,惟,馬達及減速機構外露於殼體外,耗占空間;其次,包含傘齒輪及滾齒凸輪機構的內部傳動結構亦占用較多空間而使殼體必須加大化製作;再者,該已知自動換刀系統為使殼體內的傳動結構彼此間保有良好的潤滑傳動效果,係於殼體內設置有齒輪油,因此,維持一定量的齒輪油及確保齒輪油不會逸漏,是該已知自動換刀系統製作時的重要課題,為此,已知自動換刀系統的結構增加了保養及維修上的不便與困擾。It is true that the above-mentioned known automatic tool change system can effectively perform the tool exchange action, but the motor and the speed reduction mechanism are exposed outside the casing and occupy space; secondly, the internal transmission structure including the bevel gear and the hobbing cam mechanism also occupies more In addition, the known automatic tool change system has a good lubrication transmission effect between the transmission structures in the housing, and is provided with gear oil in the housing, thereby maintaining a certain The amount of gear oil and ensuring that the gear oil does not escape is an important issue in the production of the known automatic tool change system. For this reason, it is known that the structure of the automatic tool change system increases the inconvenience and trouble of maintenance and repair.

有鑑於此,本發明之目的在於提供一種工具機之自動換刀系統,係在保養及維修上具備方便性,且無須使用液態的齒輪油。In view of the above, an object of the present invention is to provide an automatic tool change system for a machine tool, which is convenient for maintenance and repair, and does not require the use of liquid gear oil.

緣以達成上述目的,本發明提供的一種工具機之自動換刀系統包含一機殼、一轉軸、一換刀臂及一動力單元。其中轉軸係可轉動地穿設該機殼,且一端位於該機殼外,該轉軸另具有一從動部位於該機殼內;換刀臂連結於該轉軸位於該機殼外的一端;動力單元設於機殼內且包括一固定軸與一旋轉座,其中,固定軸外部設置至少一電樞線圈組,旋轉座以可相對該固定軸轉動的方式與該固定軸結合,該旋轉座上設置至少一場磁鐵對應該電樞線圈組,且該旋轉座具有一主動部,其中該旋轉座轉動時,該主動部通過該從動部而帶動該轉軸轉動。In order to achieve the above object, an automatic tool change system of a machine tool provided by the present invention comprises a casing, a rotating shaft, a tool changing arm and a power unit. The rotating shaft is rotatably disposed through the casing, and one end is located outside the casing, and the rotating shaft further has a driven portion located in the casing; the tool changing arm is coupled to one end of the rotating shaft outside the casing; The unit is disposed in the casing and includes a fixed shaft and a rotating base. The fixed shaft is externally disposed with at least one armature coil set. The rotating base is coupled to the fixed shaft in a manner rotatable relative to the fixed shaft. At least one field of magnets is disposed corresponding to the armature coil set, and the rotating base has an active portion, wherein the rotating portion drives the rotating shaft to rotate by the driven portion when the rotating base rotates.

在本發明實施例中,旋轉座為中空結構,固定軸貫穿該旋轉座且兩端分別連接於該機殼;其中該旋轉座的內壁設置該場磁鐵,該旋轉座的外表面具有該主動部。In the embodiment of the present invention, the rotating base is a hollow structure, the fixed shaft extends through the rotating base and the two ends are respectively connected to the casing; wherein the inner wall of the rotating base is provided with the field magnet, and the outer surface of the rotating base has the active unit.

在本發明實施例中,轉軸之該從動部包括有多數個接觸件間隔地沿著該轉軸的周面設置;該旋轉座之外表面具有一凸輪輪廓形成該主動部,轉動的該旋轉座以該凸輪輪廓導推該接觸件而使該轉軸轉動。In the embodiment of the present invention, the driven portion of the rotating shaft includes a plurality of contact members disposed along the circumferential surface of the rotating shaft at intervals; the outer surface of the rotating base has a cam profile forming the active portion, and the rotating rotating base The contact is pushed by the cam profile to rotate the shaft.

在本發明實施例中,動力單元包括至少一軸承設置於該旋轉座與該固定軸之間。In an embodiment of the invention, the power unit includes at least one bearing disposed between the rotating base and the fixed shaft.

在本發明實施例中,機殼具有垂直相交的一正面與一底面,該固定軸以垂直該正面方式設置,該轉軸垂直貫穿該底面。In the embodiment of the present invention, the casing has a front surface and a bottom surface perpendicularly intersecting, and the fixed shaft is disposed perpendicular to the front surface, and the rotating shaft vertically penetrates the bottom surface.

本發明之效果在於將動力單元設置於機殼內,且直接傳動連接換刀臂的轉軸轉動,可省去設置減速機構,並且無須使用液態齒輪油,可改善已知結構潛藏漏油而危害環境的問題。The effect of the invention is that the power unit is arranged in the casing, and the rotating shaft of the directly changing drive is connected to the rotation of the tool changer, the speed reduction mechanism can be omitted, and the liquid gear oil can be omitted, and the known structure can be improved to leak oil and harm the environment. The problem.

為能更清楚地說明本發明,茲舉一較佳實施例並配合圖式詳細說明如後。請參圖1及圖2所示,為本發明一較佳實施例之工具機自動換刀系統100,其配合刀庫使用。該自動換刀系統100包含一機殼10、一轉軸20、一換刀臂30、一動力單元40及一升降結構50。In order to explain the present invention more clearly, a preferred embodiment will be described in detail with reference to the drawings. Referring to FIG. 1 and FIG. 2, an automatic tool change system 100 for a machine tool according to a preferred embodiment of the present invention is used in conjunction with a tool magazine. The automatic tool change system 100 includes a casing 10, a rotating shaft 20, a tool changing arm 30, a power unit 40, and a lifting structure 50.

該機殼10具有垂直相交的一正面10a與一底面10b。The casing 10 has a front surface 10a and a bottom surface 10b that intersect perpendicularly.

該轉軸20以可轉動的方式穿設於該機殼10中,且轉軸20一端垂直貫穿該底面10b而位於機殼10外。該轉軸20另具有多數個以滾子22為例但不以此為限的接觸件所構成的從動部,該些滾子22位於機殼10內,且以間隔方式沿著轉軸20周面設置。較佳者,滾子22得以透過設置於一轉塔的方式而結合於轉軸20上。The rotating shaft 20 is rotatably disposed in the casing 10, and one end of the rotating shaft 20 extends perpendicularly through the bottom surface 10b and is located outside the casing 10. The rotating shaft 20 further has a plurality of followers formed by the roller 22 as an example, but not limited thereto. The rollers 22 are located in the casing 10 and are circumferentially arranged along the rotating shaft 20 in a spaced manner. Settings. Preferably, the roller 22 is coupled to the rotating shaft 20 by being disposed in a turret.

該換刀臂30連結於該轉軸20位於機殼10外的一端,且換刀臂30受該轉軸20帶動而旋轉。The tool change arm 30 is coupled to one end of the rotating shaft 20 outside the casing 10, and the tool change arm 30 is rotated by the rotating shaft 20.

該動力單元40設置於該機殼10內,其包括一旋轉座42、一固定軸44、至少一電樞線圈組46與至少一場磁鐵48。其中,該旋轉座42為中空結構,其圓周狀的外表面具有一凸輪輪廓42a形成的主動部,且該凸輪輪廓42a正對著滾子22;該固定軸44以垂直該機殼10正面10a的方式貫穿該旋轉座42,且固定軸44的兩端分別連接於該機殼10而呈固定不動。該旋轉座42與該固定軸44之間更設置有軸承49,以使該旋轉座42可以順暢地相對該固定軸44轉動。在前述中,主動部是以凸輪輪廓42a為例,目的在於可以導推滾子22以驅使轉軸20轉動,然於其他實施例中,主動部不以凸輪輪廓為限,只要是能逐一導推滾子22即可,例如可以是在旋轉座的圓周狀外表面設置有兩道螺旋狀的推拔肋,滾子22位於該二推拔肋之間,透過推拔肋本身具備的斜度以引導滾子22位置改變。The power unit 40 is disposed in the casing 10 and includes a rotating base 42 , a fixed shaft 44 , at least one armature coil set 46 and at least one field of magnets 48 . Wherein, the rotating base 42 has a hollow structure, and the circumferential outer surface has an active portion formed by a cam profile 42a, and the cam profile 42a faces the roller 22; the fixed shaft 44 is perpendicular to the front surface 10a of the casing 10. The manner of passing through the rotating base 42 and the two ends of the fixed shaft 44 are respectively connected to the casing 10 to be fixed. A bearing 49 is further disposed between the rotating base 42 and the fixed shaft 44 so that the rotating base 42 can smoothly rotate relative to the fixed shaft 44. In the foregoing, the active portion is exemplified by the cam profile 42a, and the purpose is to guide the roller 22 to drive the rotating shaft 20 to rotate. However, in other embodiments, the active portion is not limited to the cam profile, as long as it can be pushed one by one. For example, the roller 22 may be provided with two spirally-shaped push-out ribs on the circumferential outer surface of the rotary seat, and the roller 22 is located between the two push-pull ribs, and the slope of the push-pull rib itself is The position of the guide roller 22 is changed.

本實施例之動力單元40的電樞線圈組46與場磁鐵48數量為多數個,其中該些電樞線圈組46設置在固定軸44外部,且當電樞線圈組46被通電之後將產生磁場;該些場磁鐵48為永久磁鐵,其等間隔設置在該旋轉座42的內壁,且位於電樞線圈組46產生的磁場範圍內。The number of armature coil sets 46 and field magnets 48 of the power unit 40 of the present embodiment is a plurality, wherein the armature coil sets 46 are disposed outside the fixed shaft 44, and a magnetic field is generated when the armature coil set 46 is energized. The field magnets 48 are permanent magnets that are equally spaced on the inner wall of the rotating base 42 and are located within the magnetic field generated by the armature coil assembly 46.

該升降結構50係與該旋轉座42連動,用以帶動該轉軸20上下移動。在本實施例中,升降結構50包括一搖臂52、一形成於該旋轉座42之一側面上的搖臂動作溝54,以及一從動件56。其中該搖臂52一端樞接於該機殼10,另一端以不干涉該轉軸20轉動的方式連接於該轉軸20上,該搖臂52上設置該從動件56,且該從動件56位於該搖臂動作溝54中。本實施例的從動件56以滾子為例,而搖臂動作溝54為一封閉的凹溝,藉此使得轉動的旋轉座42可帶動搖臂52擺動以帶動轉軸20上下移動。The lifting structure 50 is coupled with the rotating base 42 for driving the rotating shaft 20 to move up and down. In the present embodiment, the lifting structure 50 includes a rocker arm 52, a rocker arm 54 formed on one side of the rotating base 42, and a follower 56. One end of the rocker arm 52 is pivotally connected to the casing 10, and the other end is connected to the rotating shaft 20 in a manner that does not interfere with the rotation of the rotating shaft 20. The follower member 56 is disposed on the rocker arm 52, and the follower 56 is disposed. Located in the rocker arm 54. The follower 56 of the embodiment is exemplified by a roller, and the rocker actuating groove 54 is a closed groove, whereby the rotating rotary seat 42 can swing the rocker arm 52 to drive the rotary shaft 20 to move up and down.

上述即為本發明較佳實施例之自動換刀系統100的組成說明。使用者通過通電予電樞線圈組46而產生磁場的方式,配合場磁鐵48的設置即能驅使該旋轉座42轉動,在該旋轉座42轉動時,旋轉座42可透過搖臂52帶動轉軸20上下移動,旋轉座42外表面的凸輪輪廓42a則可將導推滾子22,而通過凸輪輪廓42a的工作曲線設計,使得滾子22逐一地被導推,進而帶動該轉軸20轉動,連帶地驅使該換刀臂30旋轉而執行換刀動作。The above is a description of the composition of the automatic tool change system 100 of the preferred embodiment of the present invention. The user generates a magnetic field by energizing the armature coil assembly 46, and the rotation of the rotary base 42 can be driven by the arrangement of the field magnet 48. When the rotary base 42 rotates, the rotary seat 42 can drive the rotary shaft 20 through the rocker arm 52. Moving up and down, the cam profile 42a of the outer surface of the rotating base 42 can guide the roller 22, and the working curve of the cam profile 42a is designed, so that the rollers 22 are guided one by one, thereby driving the rotating shaft 20 to rotate, and the grounding The tool changer arm 30 is driven to rotate to perform a tool change operation.

本實施例之自動換刀系統100的動力單元40並無外露於機殼10外的馬達,因此使得空間運用更具靈活性,且無須設置減速機構;其次,減少內部傳動結構使用的機件數量,避免占用過多空間,故可減縮機殼10的體積;再者,機殼10內部無須設置液態的齒輪油,只須在接觸結構之間塗抹固態油脂即可,在保養及維修上具備相當的方便性,且無漏油所衍生的清理及危害環境的問題。The power unit 40 of the automatic tool change system 100 of the present embodiment does not have a motor exposed outside the casing 10, thereby making the space application more flexible and eliminating the need to provide a speed reduction mechanism. Secondly, reducing the number of parts used in the internal transmission structure. In order to avoid occupying too much space, the volume of the casing 10 can be reduced; in addition, the liquid gear oil does not need to be disposed inside the casing 10, and only the solid grease must be applied between the contact structures, and the maintenance and repair are equivalent. Convenience, and no oil leakage caused by cleaning and environmental hazards.

上述實施例中,滾子22可以是直接固接於轉軸20上,亦可透過先結合於一轉塔,再將轉塔固接於轉軸20的方式而實現與轉軸20固接的目的。另外,本實施例的動力單元40係透過控制電壓大小即可達到控制轉速的目的。In the above embodiment, the roller 22 may be directly fixed to the rotating shaft 20, or may be fixed to the rotating shaft 20 by being first coupled to a turret and then fixing the turret to the rotating shaft 20. In addition, the power unit 40 of the present embodiment can achieve the purpose of controlling the rotational speed by transmitting the control voltage.

以上所述僅為本發明較佳可行實施例而已,舉凡應用本發明說明書及申請專利範圍所為之等效變化,理應包含在本發明之專利範圍內。The above is only a preferred embodiment of the present invention, and equivalent changes to the scope of the present invention and the scope of the patent application are intended to be included in the scope of the present invention.

[本發明][this invention]

100‧‧‧自動換刀系統100‧‧‧Automatic tool change system

10‧‧‧機殼10‧‧‧Chassis

10a‧‧‧正面10a‧‧‧ positive

10b‧‧‧底面10b‧‧‧ bottom

20‧‧‧轉軸20‧‧‧ shaft

22‧‧‧滾子22‧‧‧Roller

30‧‧‧換刀臂30‧‧‧Changer arm

40‧‧‧動力單元40‧‧‧Power unit

42‧‧‧旋轉座42‧‧‧ rotating seat

42a‧‧‧凸輪輪廓42a‧‧‧ cam profile

44‧‧‧固定軸44‧‧‧Fixed shaft

46‧‧‧電樞線圈組46‧‧‧ armature coil set

48‧‧‧場磁鐵48‧‧‧ field magnet

49‧‧‧軸承49‧‧‧ bearing

50‧‧‧升降結構50‧‧‧ Lifting structure

52‧‧‧搖臂52‧‧‧ rocker arm

54‧‧‧搖臂動作溝54‧‧‧Shake arm movement ditch

56‧‧‧從動件56‧‧‧ Followers

圖1為本發明一較佳實施例之工具機自動換刀系統的前視圖; 圖2為本發明上述較佳實施例之工具機自動換刀系統的俯視圖。1 is a front view of a machine tool automatic tool change system according to a preferred embodiment of the present invention; and FIG. 2 is a top plan view of the machine tool automatic tool change system according to the above preferred embodiment of the present invention.

Claims (7)

一種工具機之自動換刀系統,包含: 一機殼; 一轉軸,係可轉動地穿設該機殼,且一端位於該機殼外;該轉軸具有一從動部位於該機殼內; 一換刀臂,係連結於該轉軸位於該機殼外的一端;以及 一動力單元,係設於該機殼內且包括一固定軸與一旋轉座;其中該固定軸外部設置至少一電樞線圈組,該旋轉座係以可相對該固定軸轉動的方式與該固定軸結合,且該旋轉座上設置至少一場磁鐵對應該電樞線圈組,該旋轉座具有一主動部,其中該旋轉座轉動時,該主動部通過該從動部而帶動該轉軸轉動。An automatic tool change system of a machine tool, comprising: a casing; a rotating shaft rotatably penetrating the casing, and one end is located outside the casing; the rotating shaft has a driven portion located in the casing; The tool change arm is coupled to one end of the rotating shaft outside the casing; and a power unit is disposed in the casing and includes a fixed shaft and a rotating base; wherein the fixed shaft is externally provided with at least one armature coil a rotating base that is coupled to the fixed shaft in a rotatable manner relative to the fixed shaft, and the rotating base is provided with at least one field of magnets corresponding to the armature coil set, the rotating base having an active portion, wherein the rotating base rotates The active portion drives the rotating shaft to rotate by the driven portion. 如請求項1所述工具機之自動換刀系統,其中該旋轉座為中空結構,該固定軸貫穿該旋轉座且兩端分別連接於該機殼;其中該旋轉座的內壁設置該場磁鐵,該旋轉座的外表面具有該主動部。The automatic tool change system of the machine tool according to claim 1, wherein the rotating base is a hollow structure, the fixed shaft extends through the rotating base and the two ends are respectively connected to the casing; wherein the inner wall of the rotating base is provided with the field magnet The outer surface of the rotating base has the active portion. 如請求項2所述工具機之自動換刀系統,其中該轉軸之該從動部包括有多數個接觸件間隔地沿著該轉軸的周面設置;該旋轉座之外表面具有一凸輪輪廓形成該主動部,轉動的該旋轉座以該凸輪輪廓導推該接觸件而使該轉軸轉動。The automatic tool change system of the machine tool according to claim 2, wherein the driven portion of the rotating shaft comprises a plurality of contact members spaced along a circumferential surface of the rotating shaft; the outer surface of the rotating base has a cam profile formed The rotating portion rotates the rotating seat to guide the contact member to rotate the rotating shaft. 如請求項2所述工具機之自動換刀系統,其中該動力單元包括至少一軸承設置於該旋轉座與該固定軸之間。The automatic tool change system of the machine tool according to claim 2, wherein the power unit comprises at least one bearing disposed between the rotating base and the fixed shaft. 如請求項1所述工具機之自動換刀系統,其中該機殼具有垂直相交的一正面與一底面,該固定軸以垂直該正面方式設置,該轉軸垂直貫穿該底面。The automatic tool change system of the machine tool according to claim 1, wherein the casing has a front surface and a bottom surface perpendicularly intersecting, and the fixed shaft is disposed perpendicular to the front surface, and the rotating shaft vertically penetrates the bottom surface. 如請求項1所述工具機之自動換刀系統,包括一升降結構,係與該旋轉座連動,用以帶動該轉軸上下移動。The automatic tool change system of the machine tool according to claim 1 includes a lifting structure coupled to the rotating base for driving the rotating shaft to move up and down. 如請求項6所述工具機之自動換刀系統,其中該升降結構包括一搖臂及一形成於該旋轉座上的搖臂動作溝,該搖臂一端樞接於該機殼,另一端以不干涉該轉軸轉動的方式連接於該轉軸上,且該搖臂上設置一從動件,該從動件位於該搖臂動作溝中。The automatic tool change system of the machine tool according to claim 6, wherein the lifting structure comprises a rocker arm and a rocker action groove formed on the rotating base, the rocker arm is pivotally connected to the casing at one end, and the other end is The rotating shaft is connected to the rotating shaft without interfering with the rotation of the rotating shaft, and a follower is disposed on the rocker arm, and the driven member is located in the rocker arm.
TW106137784A 2017-11-01 2017-11-01 Automatic tool change system for machine tools TWI644759B (en)

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