JP2017180602A - Movable body feeding mechanism and processing device - Google Patents

Movable body feeding mechanism and processing device Download PDF

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Publication number
JP2017180602A
JP2017180602A JP2016066337A JP2016066337A JP2017180602A JP 2017180602 A JP2017180602 A JP 2017180602A JP 2016066337 A JP2016066337 A JP 2016066337A JP 2016066337 A JP2016066337 A JP 2016066337A JP 2017180602 A JP2017180602 A JP 2017180602A
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Prior art keywords
ball screw
moving body
workpiece
moving
extending
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優樹 野村
Yuki Nomura
優樹 野村
冠宇 陳
Kuan-Yu Chen
冠宇 陳
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Disco Corp
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Disco Abrasive Systems Ltd
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Priority to JP2016066337A priority Critical patent/JP2017180602A/en
Priority to TW106105329A priority patent/TWI715728B/en
Priority to KR1020170035896A priority patent/KR20170113169A/en
Priority to CN201710181242.9A priority patent/CN107234477A/en
Publication of JP2017180602A publication Critical patent/JP2017180602A/en
Pending legal-status Critical Current

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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/70Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
    • H01L21/77Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate
    • H01L21/78Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices
    • 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
    • B23Q5/22Feeding members carrying tools or work
    • B23Q5/34Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
    • B23Q5/38Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously
    • B23Q5/40Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously by feed shaft, e.g. lead screw
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23DPLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D33/00Accessories for shearing machines or shearing devices
    • B23D33/02Arrangements for holding, guiding, and/or feeding work during the operation
    • 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
    • B23Q1/00Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
    • B23Q1/25Movable or adjustable work or tool supports
    • 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
    • B23Q11/00Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G35/00Mechanical conveyors not otherwise provided for
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/67Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
    • H01L21/67005Apparatus not specifically provided for elsewhere
    • H01L21/67011Apparatus for manufacture or treatment
    • H01L21/67017Apparatus for fluid treatment
    • H01L21/67028Apparatus for fluid treatment for cleaning followed by drying, rinsing, stripping, blasting or the like
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/67Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
    • H01L21/673Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere using specially adapted carriers or holders; Fixing the workpieces on such carriers or holders
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/67Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
    • H01L21/677Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for conveying, e.g. between different workstations

Abstract

PROBLEM TO BE SOLVED: To provide a movable body feeding mechanism using a ball screw in which it is possible to assure a movable region of the movable body and a dispersion of lubricant oil from the ball screw to its surrounding area is restricted while its member is being restricted over its damage.SOLUTION: A movable body feeding mechanism 60 comprises a pair of guide rails 61 installed at a base block; a ball screw 63 arranged between the pair of guide rails 61 and rotated by a pulse motor 62; a slider 65 having a female thread engaged in thread with the ball screw 63 and moved along the guide rails 61; and a cover means 64 extended along the guide rails 61 and the ball screw 63, covering the guide rails 61 and the ball screw 63 to prevent dispersion of lubricant oil coated on the ball screw 63. The cover means 64 has a trough-like member 641 having a lid body 641a extending in a ball screw extending direction A and side plates 641b arranged at both sides of the lid body 641a and extending in the ball screw extending direction A. A slider 65 is moved without contacting to the trough-like member 641.SELECTED DRAWING: Figure 3

Description

本発明は、ボールネジを用いた直動機構である移動体送り機構および加工装置に関する。   The present invention relates to a moving body feeding mechanism and a processing apparatus that are linear motion mechanisms using a ball screw.

従来、各種工作機械などの装置において、被加工物を加工する加工ユニットを移動させる手段や被加工物を搬送する搬送手段などに、ボールネジを用いた直動機構としての移動体送り機構が多く用いられている。例えば、特許文献1には、静止基台上に設けられ、被加工物を保持するチャックテーブルの支持基台が移動可能に嵌合される案内レールと、支持基台と螺合するボールネジとを有する切削送り機構を備えた切削装置が開示されている。   Conventionally, in various machine tools and the like, a moving body feeding mechanism as a linear motion mechanism using a ball screw is often used as a means for moving a processing unit for processing a workpiece or a conveying means for conveying a workpiece. It has been. For example, Patent Literature 1 includes a guide rail that is provided on a stationary base and is movably fitted to a support base of a chuck table that holds a workpiece, and a ball screw that is screwed to the support base. A cutting apparatus having a cutting feed mechanism is disclosed.

特許第5801077号公報Japanese Patent No. 5801707

ボールネジを用いた移動体送り機構は、複数のボールを介してネジと螺合するナットが移動体としてのスライダに一体化されており、複数のボールとナットとの間を潤滑するため、ネジにグリス等の潤滑油が塗布される。しかしながら、この潤滑油の塗布量が多すぎると、スライダの移動に伴いネジとナットとが噛み合う際に潤滑油が周辺に飛散することがある。この結果、被加工物の表面に潤滑油が付着してしまい、被加工物の品質向上を妨げるおそれがある。この対策として、ボールネジを覆う蛇腹状のカバーをスライダの両側に取り付ける手法が考えられるが、この手法では、蛇腹状のカバーの最小厚さ(折りたたまれた状態での幅)分だけスライダの可動域が減少してしまう。また、長期の使用により蛇腹状のカバーに損傷が生じやすいといった問題があった。   In a moving body feed mechanism using a ball screw, a nut that is screwed to a screw via a plurality of balls is integrated with a slider as a moving body. Lubricating oil such as grease is applied. However, if the amount of the lubricating oil applied is too large, the lubricating oil may scatter to the periphery when the screw and nut are engaged with the movement of the slider. As a result, the lubricant oil adheres to the surface of the workpiece, which may hinder the quality improvement of the workpiece. As a countermeasure, a bellows-like cover that covers the ball screw can be attached to both sides of the slider. In this method, the slider's range of motion is the minimum thickness of the bellows-like cover (the width in the folded state). Will decrease. Further, there has been a problem that the bellows-shaped cover is easily damaged by long-term use.

本発明は、上記に鑑みてなされたものであって、ボールネジを用いた移動体送り機構において、部材の損傷を抑制しつつ、移動体の可動域を確保可能であり、かつ、ボールネジから潤滑油が周辺へと飛散することを抑制することを目的とする。   The present invention has been made in view of the above, and in a moving body feeding mechanism using a ball screw, it is possible to ensure a movable range of the moving body while suppressing damage to the member, and from the ball screw to the lubricating oil. The purpose is to suppress the splashing of the water around the surrounding area.

上述した課題を解決し、目的を達成するために、本発明にかかる移動体送り機構は、基台に設置された一対のガイドレールと、該一対のガイドレールの間に設けられモータで回転するボールネジと、該ボールネジに螺合する雌ネジを有し該ガイドレールに沿って移動するスライダと、該ガイドレール及びボールネジに沿って延在し該ガイドレール及びボールネジを覆って該ボールネジに塗布された潤滑油の飛散を防ぐカバー手段と、を備える移動体送り機構であって、該カバー手段は、ボールネジ伸展方向に延在する蓋体と該蓋体の両側に配設されボールネジ伸展方向に延在する側板とを有し、断面が略コの字型の樋状部材と、該樋状部材をボールネジ伸展方向の両端部で該基台に固定しつつ、該コの字型の内側で該ガイドレール及びボールネジを覆い、該コの字型の先端が該基台と隙間が空くよう該樋状部材を位置付ける固定部と、を備え、該スライダは、該ボールネジに螺合し該ガイドレールと摺動する本体部と、該本体部から該ガイドレールの両外側に延在し、該基台と該樋状部材との該隙間をくぐって該側板に沿って立ち上がるブラケット部と、立ち上がった該ブラケット部の両端部に渡って、該樋状部材を跨ぎ固定される移動体と、から構成され、飛散する該潤滑油を受けるコの字型の該樋状部材に、該スライダが接触せずに移動する。   In order to solve the above-described problems and achieve the object, a moving body feeding mechanism according to the present invention is provided with a pair of guide rails installed on a base and a motor provided between the pair of guide rails. A ball screw, a slider having a female screw threadedly engaged with the ball screw, and moving along the guide rail; and extending along the guide rail and the ball screw, covering the guide rail and the ball screw, and applied to the ball screw And a cover means for preventing splashing of lubricating oil, wherein the cover means is disposed on both sides of the lid body extending in the ball screw extending direction and extending in the ball screw extending direction. A hook-shaped member having a substantially U-shaped cross section, and fixing the hook-shaped member to the base at both ends of the ball screw extending direction, and the guide on the inner side of the U-shaped Rails and balls And a fixing portion for positioning the flange-shaped member so that a gap is formed between the base and the base, and the slider is screwed into the ball screw and slides on the guide rail. A main body portion, a bracket portion extending from the main body portion to both outer sides of the guide rail, passing through the gap between the base and the flange-shaped member, and rising along the side plate; and the bracket portion rising The slider moves without contact with the U-shaped hook-shaped member that receives the lubricating oil that is scattered, and is configured to include a moving body that is fixed across the hook-shaped member over both ends. .

上述した課題を解決し、目的を達成するために、本発明にかかる加工装置は、被加工物を保持するチャックテーブルと、該チャックテーブルに保持された被加工物を加工する加工手段と、該チャックテーブルと該加工手段とを相対移動させる移動手段と、を備える加工装置であって、該移動手段は、上記本発明の移動体送り機構を有する。   In order to solve the above-described problems and achieve the object, a processing apparatus according to the present invention includes a chuck table that holds a workpiece, a processing unit that processes the workpiece held on the chuck table, A processing apparatus comprising a chuck table and a moving means for moving the processing means relative to each other, the moving means having the moving body feeding mechanism of the present invention.

また、本発明にかかる加工装置は、該複数の被加工物を収容するカセットを載置するカセット載置部と、該加工手段で加工した被加工物を洗浄する洗浄手段と、該カセット載置部に載置された該カセットと、該チャックテーブルと、該洗浄手段との間で該被加工物を搬送する搬送手段とを備え、該搬送手段は上記本発明の移動体送り機構で移動することが好ましい。   Further, the processing apparatus according to the present invention includes a cassette mounting portion for mounting a cassette that accommodates the plurality of workpieces, a cleaning unit that cleans the workpiece processed by the processing unit, and the cassette mounting. The cassette mounted on the unit, the chuck table, and a transport means for transporting the workpiece between the cleaning means, and the transport means moves by the moving body feed mechanism of the present invention. It is preferable.

本発明にかかる移動体送り機構および加工装置は、ボールネジを用いた移動体送り機構において、部材の損傷を抑制しつつ、移動体の可動域を確保可能であり、かつ、ボールネジから潤滑油が周辺へと飛散することを抑制することができるという効果を奏する。   The moving body feeding mechanism and the processing apparatus according to the present invention can secure a movable range of the moving body while suppressing damage to the member in the moving body feeding mechanism using a ball screw, and the lubricating oil is surrounded by the ball screw. There is an effect that it is possible to suppress scattering.

図1は、実施形態にかかる加工装置の概略を示す斜視図である。FIG. 1 is a perspective view illustrating an outline of a processing apparatus according to an embodiment. 図2は、図1の加工装置に含まれる切削手段の概略を示す斜視図である。FIG. 2 is a perspective view showing an outline of cutting means included in the processing apparatus of FIG. 図3は、実施形態にかかる移動体送り機構を示す斜視図である。FIG. 3 is a perspective view illustrating the moving body feeding mechanism according to the embodiment. 図4は、実施形態にかかる移動体送り機構を示す分解斜視図である。FIG. 4 is an exploded perspective view illustrating the moving body feeding mechanism according to the embodiment. 図5は、実施形態にかかる移動体送り機構を示す断面図である。FIG. 5 is a cross-sectional view illustrating the moving body feeding mechanism according to the embodiment. 図6は、比較例としての移動体送り機構を示す斜視図である。FIG. 6 is a perspective view showing a moving body feeding mechanism as a comparative example. 図7は、比較例としての移動体送り機構を示す断面図である。FIG. 7 is a cross-sectional view showing a moving body feeding mechanism as a comparative example. 図8は、変形例にかかる移動体送り機構を示す断面図である。FIG. 8 is a cross-sectional view showing a moving body feeding mechanism according to a modification.

以下に、本発明にかかる移動体送り機構および加工装置の実施形態を図面に基づいて詳細に説明する。なお、この実施形態によりこの発明が限定されるものではない。   Hereinafter, embodiments of a moving body feeding mechanism and a processing apparatus according to the present invention will be described in detail with reference to the drawings. In addition, this invention is not limited by this embodiment.

図1は、実施形態にかかる加工装置1の概略を示す斜視図であり、図2は、加工装置1に含まれる切削手段40を示す斜視図である。加工装置1は、被加工物に対して切削加工を施す装置である。加工装置1は、筐体2と、被加工物を収容する図示しないカセットが載置されるカセット載置部10と、被加工物を保持する保持手段20と、被加工物を洗浄する洗浄手段30と、筐体2の内部に配置されると共に被加工物を切削する切削手段40(図2参照)と、カセット載置部10、保持手段20および洗浄手段30の間で被加工物を搬送する搬送手段50とを備える。なお、図1においては、カセット載置部10、保持手段20、洗浄手段30および搬送手段50を示すために、筐体2の一部の記載を省略している。   FIG. 1 is a perspective view showing an outline of a processing apparatus 1 according to the embodiment, and FIG. 2 is a perspective view showing a cutting means 40 included in the processing apparatus 1. The processing apparatus 1 is an apparatus that performs cutting on a workpiece. The processing apparatus 1 includes a housing 2, a cassette placement unit 10 on which a cassette (not shown) that accommodates the workpiece is placed, a holding unit 20 that holds the workpiece, and a cleaning unit that cleans the workpiece. 30 and a cutting means 40 (see FIG. 2) which is disposed inside the housing 2 and cuts the workpiece, and conveys the workpiece between the cassette mounting portion 10, the holding means 20 and the cleaning means 30. And conveying means 50. In FIG. 1, a part of the housing 2 is not shown to show the cassette placing unit 10, the holding unit 20, the cleaning unit 30, and the transport unit 50.

ここで、被加工物は、特に限定されないが、例えば、シリコン、サファイア、ガリウム等を母材とする板状の半導体ウェーハや光デバイスウェーハ、セラミックス、ガラス、サファイア系の板状の無機材料基板、金属や樹脂等の板状の延性材料等、各種の板状の加工材料である。   Here, the workpiece is not particularly limited, for example, a plate-like semiconductor wafer or optical device wafer based on silicon, sapphire, gallium or the like, ceramics, glass, a sapphire-based plate-like inorganic material substrate, Various plate-like processed materials such as plate-like ductile materials such as metal and resin.

カセット載置部10は、複数の被加工物を一枚ずつZ軸方向に区分けして収納する収納部を有する図示しないカセットを載置可能とされている。カセット載置部10は、Z軸方向において昇降自在な、いわゆるカセットエレベータであり、図示しないカセットをZ軸方向における所定位置に位置付けさせる。   The cassette mounting unit 10 can mount a cassette (not shown) having a storage unit that stores a plurality of workpieces one by one in the Z-axis direction. The cassette mounting portion 10 is a so-called cassette elevator that can move up and down in the Z-axis direction, and positions a cassette (not shown) at a predetermined position in the Z-axis direction.

保持手段20は、被加工物を搬出入する図1に示す搬出入位置と、被加工物を切削加工する図2に示す加工位置との間をX軸方向に移動可能に構成されている。保持手段20は、図2に示すように、被加工物を保持可能なチャックテーブル21と、チャックテーブル21を回転させる回転手段22と、回転手段22を介してチャックテーブル21を支持するチャックテーブル支持基台23と、チャックテーブル21をX軸方向(加工送り方向)に移動させる加工送り手段24とを有する。更に、保持手段20は、図1に示すように、チャックテーブル21を囲む矩形状のカバープレート25と、カバープレート25のX軸方向の両側に取り付けられた蛇腹状カバー26とを有する。なお、図2においては、カバープレート25および蛇腹状カバー26の記載を省略する。   The holding means 20 is configured to be movable in the X-axis direction between a loading / unloading position shown in FIG. 1 where the workpiece is carried in / out and a machining position shown in FIG. 2 where the workpiece is cut. As shown in FIG. 2, the holding unit 20 includes a chuck table 21 that can hold a workpiece, a rotating unit 22 that rotates the chuck table 21, and a chuck table support that supports the chuck table 21 via the rotating unit 22. A base 23 and a machining feed means 24 for moving the chuck table 21 in the X-axis direction (machining feed direction) are provided. Further, as shown in FIG. 1, the holding unit 20 includes a rectangular cover plate 25 that surrounds the chuck table 21, and bellows-like covers 26 that are attached to both sides of the cover plate 25 in the X-axis direction. In FIG. 2, the description of the cover plate 25 and the bellows-like cover 26 is omitted.

チャックテーブル21は、例えばポーラスセラミックで構成され、被加工物を吸着して保持する円盤状の保持面21aを有している。保持面21aは、水平方向に平行で、かつ平坦に形成されている。回転手段22は、モータ等の図示しない駆動源を有し、チャックテーブル21をZ軸周りに水平面内で回転させる。チャックテーブル支持基台23は、筐体2にX軸方向に沿って形成された一対のガイドレール24aに摺動自在に支持されている。加工送り手段24は、上記一対のガイドレール24aと、一対のガイドレール24aの間をX軸方向に延びるボールネジ24bと、駆動源としてのパルスモータ24cとを有しており、チャックテーブル支持基台23を筐体2に対してX軸方向(加工送り方向)に相対移動させる。カバープレート25は、チャックテーブル21に固定されており、チャックテーブル21と共にX軸方向に移動する。蛇腹状カバー26は、布などの折り畳み自在な適宜の材料で構成され、チャックテーブル21およびカバープレート25の移動領域を覆い、チャックテーブル支持基台23の移動に伴ってX軸方向に沿って伸縮する。切削加工時に生じる切削屑や切削水は、カバープレート25および蛇腹状カバー26によって加工送り手段24側に落下することが防がれる。   The chuck table 21 is made of, for example, porous ceramic, and has a disk-shaped holding surface 21a that sucks and holds a workpiece. The holding surface 21a is formed parallel to the horizontal direction and flat. The rotating means 22 has a drive source (not shown) such as a motor, and rotates the chuck table 21 around the Z axis in a horizontal plane. The chuck table support base 23 is slidably supported by a pair of guide rails 24a formed in the housing 2 along the X-axis direction. The processing feeding means 24 has a pair of guide rails 24a, a ball screw 24b extending between the pair of guide rails 24a in the X-axis direction, and a pulse motor 24c as a drive source. 23 is moved relative to the housing 2 in the X-axis direction (machining feed direction). The cover plate 25 is fixed to the chuck table 21 and moves with the chuck table 21 in the X-axis direction. The bellows-shaped cover 26 is made of an appropriate foldable material such as cloth, covers the moving area of the chuck table 21 and the cover plate 25, and expands and contracts along the X-axis direction as the chuck table support base 23 moves. To do. Cutting chips and cutting water generated during the cutting process are prevented from falling to the processing feeding means 24 side by the cover plate 25 and the bellows-shaped cover 26.

洗浄手段30は、加工後の被加工物を保持するスピンナテーブル31と、図示しない洗浄液噴射装置と、図示しない気体噴射装置とを有する。洗浄手段30は、スピンナテーブル31を図示しない回転駆動源により回転させつつ洗浄液噴射装置から加工後の被加工物に洗浄液を噴射することで該被加工物を洗浄する。また、洗浄手段30は、洗浄後の被加工物に気体噴射装置から気体を噴射することで該被加工物を乾燥させる。   The cleaning means 30 includes a spinner table 31 that holds a processed workpiece, a cleaning liquid ejecting device (not shown), and a gas ejecting device (not shown). The cleaning means 30 cleans the workpiece by spraying the cleaning liquid onto the processed workpiece from the cleaning liquid ejecting apparatus while rotating the spinner table 31 by a rotation drive source (not shown). Further, the cleaning means 30 dries the workpiece by injecting gas from the gas injection device onto the workpiece after cleaning.

切削手段40は、筐体2に設けられた門型の柱部3上にY軸方向およびZ軸方向に移動可能に取り付けられている。切削手段40は、図2に示すように、チャックテーブル21に保持された被加工物を加工する加工手段としての2つの切削ブレード41と、各切削ブレード41が装着される2つのスピンドル42と、各スピンドル42を支持する2つのハウジング43と、チャックテーブル21と各切削ブレード41とを相対移動させる移動手段としての割り出し送り手段44および切り込み送り手段45とを有する。   The cutting means 40 is attached to the portal column 3 provided in the housing 2 so as to be movable in the Y-axis direction and the Z-axis direction. As shown in FIG. 2, the cutting means 40 includes two cutting blades 41 as processing means for processing a workpiece held on the chuck table 21, two spindles 42 to which the cutting blades 41 are attached, It has two housings 43 that support each spindle 42, index feed means 44 and cut feed means 45 as moving means for relatively moving the chuck table 21 and each cutting blade 41.

切削ブレード41は、極薄の円板状で、かつ環状に形成された切削砥石である。スピンドル42は、切削ブレード41を着脱可能に装着する。ハウジング43は、モータ等の駆動源を有しており、Y軸周りに回転自在にスピンドル42を支持する。   The cutting blade 41 is a cutting grindstone formed in an extremely thin disk shape and in an annular shape. The spindle 42 is detachably mounted with the cutting blade 41. The housing 43 has a drive source such as a motor, and supports the spindle 42 so as to be rotatable around the Y axis.

割り出し送り手段44および切り込み送り手段45は、実施形態にかかる移動体送り機構60を有する。割り出し送り手段44は、移動体送り機構60としてのY軸移動手段44aと、Y軸移動手段44aに取り付けられた移動体44bとを有する。Y軸移動手段44aは、柱部3に固定された固定子と、当該固定子に取り付けられると共にY軸方向に沿って移動可能な移動子とを有する。移動体44bは、Y軸移動手段44aの移動子に取り付けられており、移動子と共にY軸方向に移動可能とされている。移動体44bには、切り込み送り手段45が固定されている。   The index feed unit 44 and the cut feed unit 45 have the moving body feed mechanism 60 according to the embodiment. The index feeding means 44 includes a Y axis moving means 44a as the moving body feeding mechanism 60, and a moving body 44b attached to the Y axis moving means 44a. The Y-axis moving means 44a includes a stator fixed to the column portion 3, and a mover attached to the stator and movable along the Y-axis direction. The moving body 44b is attached to a moving element of the Y-axis moving unit 44a, and is movable in the Y-axis direction together with the moving element. A cutting feed means 45 is fixed to the moving body 44b.

切り込み送り手段45は、移動体送り機構60としてのZ軸移動手段45aと、Z軸移動手段45aに取り付けられた移動体45bとを有する。Z軸移動手段45aは、割り出し送り手段44の移動体44bに固定された固定子と、当該固定子に取り付けられると共にZ軸方向に沿って移動可能な移動子とを有する。移動体45bは、Z軸移動手段45aの移動子に取り付けられており、当該移動子と共にZ軸方向に移動可能とされている。移動体45bには、ハウジング43が固定されている。   The cutting feed means 45 includes a Z-axis moving means 45a as the moving body feed mechanism 60 and a moving body 45b attached to the Z-axis moving means 45a. The Z-axis moving means 45a has a stator fixed to the moving body 44b of the indexing feeding means 44, and a mover attached to the stator and movable along the Z-axis direction. The moving body 45b is attached to the moving element of the Z-axis moving unit 45a, and is movable in the Z-axis direction together with the moving element. A housing 43 is fixed to the moving body 45b.

上述した構成により、割り出し送り手段44は、切り込み送り手段45、ハウジング43およびスピンドル42を介して各切削ブレード41を柱部3(筐体2)に対してY軸方向(割り出し送り方向)に相対移動させることができる。また、切り込み送り手段45は、ハウジング43およびスピンドル42を介して各切削ブレード41を柱部3(筐体2)に対してZ軸方向(切り込み送り方向)に相対移動させることができる。すなわち、割り出し送り手段44および切り込み送り手段45は、加工送り手段24により筐体2に対して位置決めされるチャックテーブル21に対して切削ブレード41を相対移動させることができる。これにより、チャックテーブル21の保持面21a上に保持された被加工物を切削ブレード41により切削加工することが可能となる。   With the above-described configuration, the index feeding means 44 makes each cutting blade 41 relative to the column portion 3 (housing 2) in the Y-axis direction (index feeding direction) via the cutting feed means 45, the housing 43, and the spindle 42. Can be moved. Further, the cutting feed means 45 can move each cutting blade 41 relative to the column portion 3 (housing 2) in the Z-axis direction (cutting feed direction) via the housing 43 and the spindle 42. That is, the indexing feeding means 44 and the cutting feeding means 45 can move the cutting blade 41 relative to the chuck table 21 that is positioned with respect to the housing 2 by the machining feeding means 24. Thus, the workpiece held on the holding surface 21 a of the chuck table 21 can be cut by the cutting blade 41.

搬送手段50は、第1搬送手段51、第2搬送手段52、および第3搬送手段53を有する。第1搬送手段51、第2搬送手段52、および第3搬送手段53は、実施形態にかかる移動体送り機構60を有する。   The transport unit 50 includes a first transport unit 51, a second transport unit 52, and a third transport unit 53. The 1st conveyance means 51, the 2nd conveyance means 52, and the 3rd conveyance means 53 have the moving body feed mechanism 60 concerning embodiment.

第1搬送手段51は、移動体送り機構60としてのY軸移動手段51aと、Y軸移動手段51aに取り付けられたアーム51bとを有する。Y軸移動手段51aは、筐体2に固定された固定子と、当該固定子に取り付けられると共にY軸方向に沿って移動可能な移動子とを有する。アーム51bは、Y軸移動手段51aの移動子に取り付けられており、当該移動子と共にY軸方向に沿って移動可能とされている。アーム51bは、先端部に形成されたクランプ51cを有する。クランプ51cは、カセット載置部10に載置された図示しないカセット内の被加工物の一つを把持可能に形成されている。第1搬送手段51は、アーム51bのクランプ51cにより把持した被加工物をチャックテーブル21の両側部に形成された一対の位置決めバー4上に搬送する。ここで、一対の位置決めバー4は、X軸方向において移動可能に筐体2に取り付けられており、被加工物が載置された状態で互いに接近することにより、被加工物をチャックテーブル21の上方において保持面21aと同心円状に配置することができる。   The 1st conveyance means 51 has the Y-axis movement means 51a as the mobile body feeding mechanism 60, and the arm 51b attached to the Y-axis movement means 51a. The Y-axis moving means 51a has a stator fixed to the housing 2 and a mover attached to the stator and movable along the Y-axis direction. The arm 51b is attached to the mover of the Y-axis moving unit 51a, and is movable along the Y-axis direction together with the mover. The arm 51b has a clamp 51c formed at the tip. The clamp 51c is formed so as to be able to grip one of the workpieces in a cassette (not shown) placed on the cassette placing portion 10. The first conveying means 51 conveys the workpiece gripped by the clamp 51c of the arm 51b onto a pair of positioning bars 4 formed on both sides of the chuck table 21. Here, the pair of positioning bars 4 are attached to the housing 2 so as to be movable in the X-axis direction, and approach each other in a state where the workpiece is placed, so that the workpiece is placed on the chuck table 21. It can be arranged concentrically with the holding surface 21a in the upper part.

第2搬送手段52は、移動体送り機構60としてのY軸移動手段52aと、Y軸移動手段52aに取り付けられたZ軸方向に伸縮可能なアーム52bとを有する。Y軸移動手段52aは、筐体2に固定された固定子と、当該固定子に取り付けられると共にY軸方向に沿って移動可能な移動子とを有する。アーム52bは、Y軸移動手段52aの移動子に取り付けられており、当該移動子と共にY軸方向に沿って移動可能とされている。アーム52bは、先端部に形成されたH型のブラケットの先端に真空吸着式のパッド52cを有する。パッド52cは、被加工物を吸着して保持することができる。第2搬送手段52は、第1搬送手段51によって位置決めバー4上に載置された被加工物をパッド52cによって吸着し、チャックテーブル21の保持面21a上に移動させる。また、第2搬送手段52は、洗浄手段30によって洗浄されたスピンナテーブル31上の被加工物をパッド52cによって吸着し、一対の位置決めバー4上へと搬送する。なお、第2搬送手段52によって一対の位置決めバー4上へと搬送された洗浄後の被加工物は、第1搬送手段51によって再び図示しないカセット内へと搬送される。   The second transport unit 52 includes a Y-axis moving unit 52a as the moving body feeding mechanism 60, and an arm 52b that is attached to the Y-axis moving unit 52a and can extend and contract in the Z-axis direction. The Y-axis moving unit 52a includes a stator fixed to the housing 2, and a mover attached to the stator and movable along the Y-axis direction. The arm 52b is attached to the mover of the Y-axis moving unit 52a, and is movable along the Y-axis direction together with the mover. The arm 52b has a vacuum suction pad 52c at the tip of an H-shaped bracket formed at the tip. The pad 52c can adsorb and hold the workpiece. The second transport unit 52 sucks the workpiece placed on the positioning bar 4 by the first transport unit 51 with the pad 52 c and moves it onto the holding surface 21 a of the chuck table 21. Further, the second transport unit 52 sucks the workpiece on the spinner table 31 cleaned by the cleaning unit 30 by the pad 52 c and transports the workpiece onto the pair of positioning bars 4. The workpiece after cleaning, which has been transferred onto the pair of positioning bars 4 by the second transfer means 52, is transferred again into a cassette (not shown) by the first transfer means 51.

第3搬送手段53は、移動体送り機構60としてのY軸移動手段53aと、Y軸移動手段53aに取り付けられたZ軸方向に伸縮可能なアーム53bとを有する。Y軸移動手段53aは、筐体2に固定された固定子と、当該固定子に取り付けられると共にY軸方向に沿って移動可能な移動子とを有する。アーム53bは、Y軸移動手段53aの移動子に取り付けられており、当該移動子と共にY軸方向に沿って移動可能とされている。アーム53bは、先端部に形成されたH型のブラケットの先端に真空吸着式のパッド53cを有する。パッド53cは、被加工物を吸着して保持することができる。第3搬送手段53は、チャックテーブル21の保持面21a上の被加工物をパッド53cによって吸着し、洗浄手段30のスピンナテーブル31上へと搬送する。   The third transport unit 53 includes a Y-axis moving unit 53a as the moving body feeding mechanism 60, and an arm 53b that is attached to the Y-axis moving unit 53a and can extend and contract in the Z-axis direction. The Y-axis moving means 53a has a stator fixed to the housing 2, and a mover attached to the stator and movable along the Y-axis direction. The arm 53b is attached to a mover of the Y-axis moving unit 53a, and is movable along the Y-axis direction together with the mover. The arm 53b has a vacuum suction pad 53c at the tip of an H-shaped bracket formed at the tip. The pad 53c can adsorb and hold the workpiece. The third transport unit 53 sucks the workpiece on the holding surface 21 a of the chuck table 21 by the pad 53 c and transports it onto the spinner table 31 of the cleaning unit 30.

次に、実施形態にかかる移動体送り機構60について詳細に説明する。上述したように、本実施形態の加工装置1において、移動体送り機構60は、割り出し送り手段44のY軸移動手段44a、切り込み送り手段45のZ軸移動手段45a、第1搬送手段51のY軸移動手段51a、第2搬送手段52のY軸移動手段52a、および第3搬送手段53のY軸移動手段53aである。図3は、移動体送り機構60を示す斜視図であり、図4は、移動体送り機構60を示す分解斜視図であり、図5は、移動体送り機構60を示す断面図である。なお、図3および図4においては、移動体送り機構60の両端部の記載を省略する。   Next, the moving body feeding mechanism 60 according to the embodiment will be described in detail. As described above, in the processing apparatus 1 of the present embodiment, the moving body feeding mechanism 60 includes the Y-axis moving means 44a of the index feeding means 44, the Z-axis moving means 45a of the cutting feed means 45, and the Y of the first conveying means 51. An axis moving means 51 a, a Y axis moving means 52 a of the second conveying means 52, and a Y axis moving means 53 a of the third conveying means 53. 3 is a perspective view showing the moving body feeding mechanism 60, FIG. 4 is an exploded perspective view showing the moving body feeding mechanism 60, and FIG. 5 is a cross-sectional view showing the moving body feeding mechanism 60. In FIGS. 3 and 4, description of both end portions of the moving body feeding mechanism 60 is omitted.

移動体送り機構60は、基台5(図5参照)に設置された一対のガイドレール61と、駆動源としてのパルスモータ62と、一対のガイドレール61の間に設けられ、パルスモータ62で回転するボールネジ63と、ガイドレール61及びボールネジ63に沿って延在し、ガイドレール61及びボールネジ63を覆ってボールネジ63に塗布された潤滑油の飛散を防ぐカバー手段64と、ボールネジ63に螺合する雌ネジを有し、ガイドレール61に沿って移動するスライダ65と、を備える。移動体送り機構60の構成要素のうち、一対のガイドレール61、パルスモータ62、ボールネジ63およびカバー手段64は、上記固定子であり、スライダ65は、上記移動子である。また、基台5は、割り出し送り手段44であれば柱部3であり、切り込み送り手段45であれば割り出し送り手段44の移動体44bであり、第1搬送手段51、第2搬送手段52、第3搬送手段53であれば筐体2である。   The moving body feeding mechanism 60 is provided between a pair of guide rails 61 installed on the base 5 (see FIG. 5), a pulse motor 62 as a drive source, and a pair of guide rails 61. A rotating ball screw 63, a guide means 61 extending along the guide rail 61 and the ball screw 63, covering the guide rail 61 and the ball screw 63, and preventing the lubricant applied to the ball screw 63 from splashing, and the ball screw 63 screwed together And a slider 65 that moves along the guide rail 61. Of the components of the moving body feeding mechanism 60, the pair of guide rails 61, the pulse motor 62, the ball screw 63, and the cover means 64 are the above-described stators, and the slider 65 is the above-described moving element. In addition, the base 5 is the column portion 3 if it is the index feed means 44, and is the moving body 44b of the index feed means 44 if it is the cut feed means 45, the first transport means 51, the second transport means 52, If it is the third transport means 53, it is the housing 2.

一対のガイドレール61は、基台5上にスライダ65の移動方向A(図3に示す実線矢印参照)に沿って延在する。ボールネジ63は、スライダ65の移動方向に沿って一対のガイドレール61の間を延び、一端が図示しない固定部で基台5に固定される。   The pair of guide rails 61 extends on the base 5 along the moving direction A of the slider 65 (see the solid arrow shown in FIG. 3). The ball screw 63 extends between the pair of guide rails 61 along the moving direction of the slider 65, and one end is fixed to the base 5 by a fixing portion (not shown).

カバー手段64は、図3および図5に示すように、スライダ65の移動方向A、すなわちボールネジ伸展方向Aに沿って延在する蓋体641aと、蓋体641aの両側に配設され、ボールネジ伸展方向Aに沿って延在する側板641bとを有し、断面が略コの字型(矩形の枠の1辺がない形状)の樋状部材641と、樋状部材641をボールネジ伸展方向Aの両端部で基台5に固定しつつ、コの字型の内側でガイドレール61及びボールネジ63を覆い、コの字型の先端である側板641bの先端641tが基台5と隙間70が空くよう樋状部材641を位置付ける固定部642(図1参照)と、を備える。   As shown in FIGS. 3 and 5, the cover means 64 is disposed on both sides of the lid 641a and the lid 641a extending along the moving direction A of the slider 65, that is, the ball screw extending direction A, and the ball screw extending. A side plate 641b extending along the direction A and having a substantially U-shaped cross section (a shape without a side of a rectangular frame), and a hook-like member 641 extending in the ball screw extending direction A. The guide rail 61 and the ball screw 63 are covered inside the U-shape while being fixed to the base 5 at both ends, so that the tip 641t of the side plate 641b, which is the U-shaped tip, is spaced from the base 5 and the gap 70. And a fixing portion 642 (see FIG. 1) for positioning the hook-shaped member 641.

樋状部材641の蓋体641aは、図3に示すように、一対のガイドレール61に沿って形成されている。蓋体641aは、図5に示すように、ガイドレール61およびボールネジ63を基台5とは反対側から覆う。樋状部材641の側板641bは、蓋体641aのボールネジ伸展方向Aに沿って延びる両縁部から基台5側に向かってボールネジ伸展方向Aと直行する方向に延出されている。なお、側板641bは、蓋体641aの両端部から基台5側に向かってボールネジ伸展方向Aと交差する方向に延出されれば、ボールネジ伸展方向Aと直行する方向に延出されるものでなくてもよい。すなわち、側板641bは、蓋体641aの両端部から基台5側に向かってボールネジ伸展方向Aに対して鋭角または鈍角を成して延出されてもよい。   The lid 641a of the bowl-shaped member 641 is formed along a pair of guide rails 61 as shown in FIG. As shown in FIG. 5, the lid body 641 a covers the guide rail 61 and the ball screw 63 from the side opposite to the base 5. The side plate 641b of the bowl-shaped member 641 extends in a direction perpendicular to the ball screw extending direction A from both edges extending along the ball screw extending direction A of the lid 641a toward the base 5 side. Note that the side plate 641b does not extend in a direction perpendicular to the ball screw extension direction A if it extends in a direction intersecting the ball screw extension direction A from both ends of the lid 641a toward the base 5 side. May be. That is, the side plate 641b may extend at an acute angle or an obtuse angle with respect to the ball screw extending direction A from both ends of the lid 641a toward the base 5 side.

カバー手段64は、図1に示すように、固定部642において基台5に固定されている。固定部642は、樋状部材641の側板641bと基台5との間に上記隙間70が形成されるものでさえあれば、如何なる構造を有するものであってもよい。例えば、樋状部材641の両端部に基台5に向かって延びる図示しない突出部を設けておき、当該突出部を締結具等により基台5に固定する方法や、基台5に樋状部材641の側板641bに向かって延びる図示しない突出部を設けておき、当該突出部を締結具等により樋状部材641の側板641bに固定する方法等が考えられる。   As shown in FIG. 1, the cover means 64 is fixed to the base 5 at a fixing portion 642. The fixing portion 642 may have any structure as long as the gap 70 is formed between the side plate 641b of the bowl-shaped member 641 and the base 5. For example, a protrusion (not shown) extending toward the base 5 is provided at both ends of the hook-shaped member 641, and the protrusion is fixed to the base 5 with a fastener or the like. A method of providing a protrusion (not shown) extending toward the side plate 641b of 641 and fixing the protrusion to the side plate 641b of the hook-shaped member 641 with a fastener or the like can be considered.

スライダ65は、ボールネジ63に螺合し、ガイドレール61と摺動する本体部65aと、本体部65aからガイドレール61の両外側に延在し、基台5と上記樋状部材641との該隙間70をくぐって側板641bに沿って立ち上がるブラケット部65bと、立ち上がったブラケット部65bの両端部に渡って、上記樋状部材641を跨ぎ固定される移動体65cとから構成される。   The slider 65 is screwed into the ball screw 63, extends to the outer side of the guide rail 61 from the main body 65a sliding with the guide rail 61, and the base 5 and the flange-shaped member 641 A bracket portion 65b that rises along the side plate 641b through the gap 70, and a moving body 65c that is fixed across the flange-like member 641 across both ends of the raised bracket portion 65b.

本体部65aは、一対のガイドレール61に摺動自在に嵌め込まれる一対の凹部650を有する。本体部65aは、ボールネジ63と螺合する雌ネジを有する図示しないナットが内部に形成されており、当該図示しないナットとボールネジ63との間では、図示しない複数のボールが転動するように構成されている。このため、ボールネジ63には、図示しないナットと複数のボールとの間を潤滑するために例えばグリスといった潤滑油が塗布されている。本体部65aと基台5に固定されたカバー手段64の樋状部材641の蓋体641aとの間には、隙間が形成される。   The main body portion 65 a has a pair of recesses 650 that are slidably fitted into the pair of guide rails 61. The main body 65 a is formed with a nut (not shown) having a female screw that is screwed with the ball screw 63, and a plurality of balls (not shown) roll between the nut (not shown) and the ball screw 63. Has been. Therefore, a lubricating oil such as grease is applied to the ball screw 63 in order to lubricate between a nut (not shown) and the plurality of balls. A gap is formed between the main body portion 65 a and the lid body 641 a of the flange member 641 of the cover means 64 fixed to the base 5.

各ブラケット部65bは、本体部65aの基台5側の端部から、当該基台5とは反対側に向かって延出されている。各ブラケット部65bは、図5に示すように、ボールネジ63の伸展方向Aからみて断面L字形状を呈する。各ブラケット部65bは、基台5に固定されたカバー手段64の樋状部材641の側板641bとの間に隙間を形成しながら、当該側板641bの一部を囲んで延びる。このように、各ブラケット部65bと樋状部材641の側板641bとは、隙間を空けながら互いに絡み合って延在する。   Each bracket part 65b is extended toward the opposite side to the said base 5 from the edge part by the side of the base 5 of the main-body part 65a. As shown in FIG. 5, each bracket portion 65 b has an L-shaped cross section when viewed from the extending direction A of the ball screw 63. Each bracket portion 65b extends so as to surround a part of the side plate 641b while forming a gap with the side plate 641b of the flange-like member 641 of the cover means 64 fixed to the base 5. Thus, each bracket part 65b and the side plate 641b of the hook-shaped member 641 extend intertwined with each other while leaving a gap.

移動体65cは、各ブラケット部65bの本体部65aとは反対側の端部にネジにより締結されている。なお、ブラケット部65bと移動体65cとの固定方法は、例えば両部材に係合部を形成しておく等、如何なる方法であってもよい。移動体65cには、割り出し送り手段44であれば移動体44bが取り付けられ、切り込み送り手段45であれば移動体45bが取り付けられ、第1搬送手段51であればアーム51bが取り付けられ、第2搬送手段52であればアーム52bが取り付けられ、第3搬送手段53であればアーム53bが取り付けられる。図5に示すように、移動体65cと基台5に固定されたカバー手段64の樋状部材641の蓋体641aとの間には、隙間が形成される。   The moving body 65c is fastened to the end portion of each bracket portion 65b opposite to the main body portion 65a with a screw. In addition, the fixing method of the bracket part 65b and the moving body 65c may be any method, for example, an engaging part is formed on both members. In the moving body 65c, the moving body 44b is attached in the case of the index feeding means 44, the moving body 45b is attached in the case of the cutting feed means 45, the arm 51b is attached in the case of the first transport means 51, and the second. If it is the transport means 52, an arm 52b is attached, and if it is the third transport means 53, an arm 53b is attached. As shown in FIG. 5, a gap is formed between the moving body 65 c and the lid body 641 a of the hook-shaped member 641 of the cover means 64 fixed to the base 5.

上述した構成により、移動体送り機構60では、カバー手段64の樋状部材641が有する蓋体641aおよび側板641bにより、一対のガイドレール61およびボールネジ63の基台5とは反対側の領域を覆うことができる。また、移動体送り機構60では、スライダ65と基台5に固定されたカバー手段64の樋状部材641との間に隙間が形成されており、スライダ65は、ボールネジ63の回転に伴って樋状部材641に接触することなく一対のガイドレール61に沿って移動することができる。   With the above-described configuration, in the moving body feeding mechanism 60, the lid 641a and the side plate 641b included in the collar member 641 of the cover unit 64 cover the area on the opposite side of the pair of guide rails 61 and the base 5 of the ball screw 63. be able to. In the moving body feeding mechanism 60, a gap is formed between the slider 65 and the flange member 641 of the cover means 64 fixed to the base 5, and the slider 65 moves along with the rotation of the ball screw 63. It is possible to move along the pair of guide rails 61 without contacting the member 641.

図6は、比較例としてカバー手段64Bを備えた移動体送り機構60Bを示す斜視図であり、図7は、移動体送り機構60Bを示す断面図である。図示するように、移動体送り機構60Bのカバー手段64Bは、カバー手段64の樋状部材641から側板641bを省略したものである。このように、樋状部材641から側板641bを省略したカバー手段64Bでは、図6および図7に示すように、一対のガイドレール61と樋状部材641との間に隙間80が形成される。このため、スライダ65を一対のガイドレール61に沿って移動させる際に、本体部65aの図示しないナットとボールネジ63との噛み合いによって、図7に実線矢印で示すように、ボールネジ63に塗布された潤滑油が当該隙間80を介して移動体送り機構60Bの周辺に飛散してしまうおそれがある。その結果として、被加工物の表面に潤滑油が付着してしまうと、被加工物の品質向上を妨げるおそれがある。   FIG. 6 is a perspective view showing a moving body feeding mechanism 60B provided with a cover means 64B as a comparative example, and FIG. 7 is a cross-sectional view showing the moving body feeding mechanism 60B. As shown in the figure, the cover means 64B of the moving body feeding mechanism 60B is obtained by omitting the side plate 641b from the hook-like member 641 of the cover means 64. As described above, in the cover unit 64B in which the side plate 641b is omitted from the hook-shaped member 641, a gap 80 is formed between the pair of guide rails 61 and the hook-shaped member 641 as shown in FIGS. For this reason, when the slider 65 is moved along the pair of guide rails 61, it is applied to the ball screw 63 as shown by the solid line arrow in FIG. There is a possibility that the lubricating oil may scatter around the moving body feed mechanism 60B through the gap 80. As a result, if lubricating oil adheres to the surface of the workpiece, the quality of the workpiece may not be improved.

本実施形態の移動体送り機構60では、カバー手段64の樋状部材641の蓋体641aおよび側板641bにより、一対のガイドレール61およびボールネジ63を基台5とは反対側の領域を覆い、図7に示す隙間80が形成されないようにすることができる。これにより、樋状部材641、特に側板641bにより、スライダ65の本体部65aの図示しないナットとボールネジ63との噛み合いによって、ボールネジ63に塗布された潤滑油が移動体送り機構60の周辺に飛散することを良好に抑制することができる。また、スライダ65のブラケット部65bが樋状部材641の側板641bに沿って立ち上がることにより、ブラケット部65bと側板641bとが隙間を空けながら互いに絡み合うように延在するため、ブラケット部65bと側板641bとの間から潤滑油が漏れ出すのをより良好に抑制することができる。この結果、被加工物の表面に潤滑油が付着しないようにして、被加工物の品質向上を図ることが可能となる。   In the moving body feeding mechanism 60 of this embodiment, the lid 641a and the side plate 641b of the bowl-shaped member 641 of the cover means 64 cover the region on the opposite side of the base 5 with the pair of guide rails 61 and the ball screw 63. 7 can be prevented from being formed. Thereby, the lubricating oil applied to the ball screw 63 is scattered around the moving body feed mechanism 60 by the engagement between the nut (not shown) of the main body portion 65a of the slider 65 and the ball screw 63 by the flange member 641, particularly the side plate 641b. This can be suppressed satisfactorily. Further, since the bracket portion 65b of the slider 65 rises along the side plate 641b of the bowl-shaped member 641, the bracket portion 65b and the side plate 641b extend so as to be entangled with each other with a gap therebetween, and thus the bracket portion 65b and the side plate 641b. It is possible to better suppress the leakage of the lubricating oil from between the two. As a result, it is possible to improve the quality of the workpiece by preventing the lubricating oil from adhering to the surface of the workpiece.

さらに、本実施形態の移動体送り機構60では、スライダ65と樋状部材641とを接触させることなく、スライダ65を一対のガイドレール61に沿って移動させることができる。これにより、例えばスライダ65の両端部にボールネジ63を覆う蛇腹状のカバーを設ける場合に比べて、スライダ65の可動域を確保することができる。また、スライダ65および樋状部材641を接触させないようにすることで、スライダ65および樋状部材641が損傷してしまうのを良好に抑制することが可能となる。   Furthermore, in the moving body feed mechanism 60 of the present embodiment, the slider 65 can be moved along the pair of guide rails 61 without bringing the slider 65 and the hook-shaped member 641 into contact with each other. Thereby, for example, the movable range of the slider 65 can be ensured as compared with the case where a bellows-like cover that covers the ball screw 63 is provided at both ends of the slider 65. Further, by preventing the slider 65 and the hook-shaped member 641 from coming into contact with each other, it is possible to satisfactorily prevent the slider 65 and the hook-shaped member 641 from being damaged.

以上説明したように、実施形態にかかる移動体送り機構60および加工装置1では、ガイドレール61及びボールネジ63を覆うカバー手段64の蓋体641aおよび側板641bを有する樋状部材641により、ボールネジ63に塗布された潤滑油が周辺に飛散することを良好に抑制することができる。また、スライダ65を樋状部材641と接触させずに移動させることができるため、スライダ65や樋状部材641に損傷が発生するのを抑制しつつ、スライダ65の可動域を確保することができる。   As described above, in the moving body feeding mechanism 60 and the processing apparatus 1 according to the embodiment, the ball screw 63 is attached to the ball screw 63 by the flange member 641 having the cover body 641a and the side plate 641b of the cover means 64 that covers the guide rail 61 and the ball screw 63. It is possible to satisfactorily prevent the applied lubricating oil from scattering around. Moreover, since the slider 65 can be moved without contacting the hook-shaped member 641, the slider 65 and the hook-shaped member 641 can be prevented from being damaged, and the movable range of the slider 65 can be secured. .

なお、本実施形態では、割り込み送り手段44、切り込み送り手段45、第1搬送手段51、第2搬送手段52、および第3搬送手段53に移動体送り機構60を適用するものとしたが、移動体送り機構60をこれらの何れかのみに適用するものとしてもよい。   In this embodiment, the moving body feeding mechanism 60 is applied to the interrupt feeding means 44, the notch feeding means 45, the first conveying means 51, the second conveying means 52, and the third conveying means 53. The body feeding mechanism 60 may be applied only to any one of these.

図8は、変形例にかかる移動体送り機構60Cを示す断面図である。図示するように、移動体送り機構60Cは、上記移動体送り機構60の構成に加えて、基台5から延出された2つの板体66を有する。2つの板体66は、スライダ65のブラケット部65bよりも外側(ブラケット部65bに対して本体部65aの反対側)に位置すると共に、当該ブラケット部65bに沿って延びる。これにより、スライダ65の本体部65aの図示しないナットとボールネジ63との噛み合いによって、ボールネジ63に塗布された潤滑油が移動体送り機構60の周辺に飛散することを板体66により更に良好に抑制することができる。特に、図8における下側が鉛直方向の下側となる場合には、下側に配置された板体66によって、カバー手段64の樋状部材641の側板641bで受け止めた潤滑油が下方に垂れ落ちてしまうのを良好に抑制することができる。   FIG. 8 is a cross-sectional view showing a moving body feed mechanism 60C according to a modification. As shown in the drawing, the moving body feeding mechanism 60 </ b> C includes two plate bodies 66 extending from the base 5 in addition to the configuration of the moving body feeding mechanism 60. The two plate bodies 66 are located outside the bracket portion 65b of the slider 65 (on the opposite side of the main body portion 65a with respect to the bracket portion 65b) and extend along the bracket portion 65b. Thereby, the plate body 66 further suppresses the lubricating oil applied to the ball screw 63 from being scattered around the moving body feed mechanism 60 due to the engagement between the nut (not shown) of the main body 65a of the slider 65 and the ball screw 63. can do. In particular, when the lower side in FIG. 8 is the lower side in the vertical direction, the lubricating oil received by the side plate 641b of the flange member 641 of the cover means 64 drips down by the plate body 66 arranged on the lower side. Can be suppressed satisfactorily.

1 加工装置
2 筐体
3 柱部
4 位置決めバー
5 基台
10 カセット載置部
20 保持手段
21 チャックテーブル
21a 保持面
22 回転手段
23 チャックテーブル支持基台
24 加工送り手段
24a ガイドレール
24b ボールネジ
24c パルスモータ
25 カバープレート
26 蛇腹状カバー
30 洗浄手段
31 スピンナテーブル
40 切削手段
41 切削ブレード
42 スピンドル
43 ハウジング
44 割り出し送り手段
44a Y軸移動手段
44b,45b 移動体
45 切り込み送り手段
45a Z軸移動手段
50 搬送手段
51 第1搬送手段
51a,52a,53a Y軸移動手段
51b,52b,53b アーム
51c クランプ
52 第2搬送手段
52c,53c パッド
53 第3搬送手段
60,60B,60C 移動体送り機構
61 ガイドレール
62 パルスモータ
63 ボールネジ
64,64B カバー手段
641 樋状部材
641a 蓋体
641b 側板
641t 先端
642 固定部
65 スライダ
65a 本体部
65b ブラケット部
65c 移動体
650 凹部
66 板体
70,80 隙間
DESCRIPTION OF SYMBOLS 1 Processing apparatus 2 Housing | casing 3 Column part 4 Positioning bar 5 Base 10 Cassette mounting part 20 Holding means 21 Chuck table 21a Holding surface 22 Rotating means 23 Chuck table support base 24 Processing feed means 24a Guide rail 24b Ball screw 24c Pulse motor 25 Cover plate 26 Bellows-shaped cover 30 Cleaning means 31 Spinner table 40 Cutting means 41 Cutting blade 42 Spindle 43 Housing 44 Indexing feeding means 44a Y-axis moving means 44b, 45b Moving body 45 Cut-in feeding means 45a Z-axis moving means 50 Conveying means 51 First conveying means 51a, 52a, 53a Y-axis moving means 51b, 52b, 53b Arm 51c Clamp 52 Second conveying means 52c, 53c Pad 53 Third conveying means 60, 60B, 60C Moving body feeder Structure 61 Guide rail 62 Pulse motor 63 Ball screw 64, 64B Cover means 641 Gutter-shaped member 641a Lid 641b Side plate 641t Tip 642 Fixed portion 65 Slider 65a Main body 65b Bracket portion 65c Moving body 650 Recess 66 Plate body 70, 80 Gap

Claims (3)

基台に設置された一対のガイドレールと、該一対のガイドレールの間に設けられモータで回転するボールネジと、該ボールネジに螺合する雌ネジを有し該ガイドレールに沿って移動するスライダと、該ガイドレール及びボールネジに沿って延在し該ガイドレール及びボールネジを覆って該ボールネジに塗布された潤滑油の飛散を防ぐカバー手段と、を備える移動体送り機構であって、
該カバー手段は、
ボールネジ伸展方向に延在する蓋体と該蓋体の両側に配設されボールネジ伸展方向に延在する側板とを有し、断面が略コの字型の樋状部材と、
該樋状部材をボールネジ伸展方向の両端部で該基台に固定しつつ、該コの字型の内側で該ガイドレール及びボールネジを覆い、該コの字型の先端が該基台と隙間が空くよう該樋状部材を位置付ける固定部と、を備え、
該スライダは、
該ボールネジに螺合し該ガイドレールと摺動する本体部と、
該本体部から該ガイドレールの両外側に延在し、該基台と該樋状部材との該隙間をくぐって該側板に沿って立ち上がるブラケット部と、
立ち上がった該ブラケット部の両端部に渡って、該樋状部材を跨ぎ固定される移動体と、から構成され、
飛散する該潤滑油を受けるコの字型の該樋状部材に、該スライダが接触せずに移動する移動体送り機構。
A pair of guide rails installed on a base; a ball screw provided between the pair of guide rails and rotated by a motor; a slider having a female screw threadedly engaged with the ball screw and moving along the guide rail; A moving body feed mechanism comprising: cover means extending along the guide rail and the ball screw and covering the guide rail and the ball screw to prevent scattering of the lubricating oil applied to the ball screw,
The covering means is
A lid body extending in the ball screw extending direction and side plates disposed on both sides of the lid body and extending in the ball screw extending direction;
While fixing the bowl-shaped member to the base at both ends in the direction of extending the ball screw, the guide rail and the ball screw are covered inside the U-shape, and the tip of the U-shape has a gap from the base. A fixing portion for positioning the bowl-shaped member so as to be vacant,
The slider
A main body that is screwed into the ball screw and slides on the guide rail;
A bracket portion extending from the main body portion to both outer sides of the guide rail and rising along the side plate through the gap between the base and the flange-shaped member;
A movable body that is fixed across the flange-like member over both ends of the bracket portion that has stood up,
A moving body feed mechanism in which the slider moves without contacting the U-shaped bowl-shaped member that receives the scattered lubricating oil.
被加工物を保持するチャックテーブルと、該チャックテーブルに保持された被加工物を加工する加工手段と、該チャックテーブルと該加工手段とを相対移動させる移動手段と、を備える加工装置であって、
該移動手段は、請求項1記載の移動体送り機構を有する加工装置。
A processing apparatus comprising: a chuck table that holds a workpiece; a processing unit that processes the workpiece held on the chuck table; and a moving unit that relatively moves the chuck table and the processing unit. ,
The processing device having the moving body feeding mechanism according to claim 1.
請求項2記載の加工装置であって、
該複数の被加工物を収容するカセットを載置するカセット載置部と、該加工手段で加工した被加工物を洗浄する洗浄手段と、該カセット載置部に載置された該カセットと、該チャックテーブルと、該洗浄手段との間で該被加工物を搬送する搬送手段と、を備え、該搬送手段は請求項1記載の移動体送り機構で移動する加工装置。
The processing apparatus according to claim 2,
A cassette mounting section for mounting a cassette that accommodates the plurality of workpieces, a cleaning means for cleaning the workpiece processed by the processing means, the cassette mounted on the cassette mounting section, 2. A processing apparatus comprising: a chuck table; and a conveying unit that conveys the workpiece between the chucking unit and the cleaning unit, and the conveying unit is moved by a moving body feeding mechanism according to claim 1.
JP2016066337A 2016-03-29 2016-03-29 Movable body feeding mechanism and processing device Pending JP2017180602A (en)

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TW106105329A TWI715728B (en) 2016-03-29 2017-02-17 Moving body feeding mechanism and processing device
KR1020170035896A KR20170113169A (en) 2016-03-29 2017-03-22 Mobile body feeding mechanism and processing apparatus
CN201710181242.9A CN107234477A (en) 2016-03-29 2017-03-24 Moving body feed mechanism and processing unit (plant)

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