JPH03123631U

JPH03123631U -

Info

Publication number: JPH03123631U
Application number: JP3387090U
Authority: JP
Priority date: 1990-03-29
Filing date: 1990-03-29
Publication date: 1991-12-16

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案の一実施例の全体の斜視図、第
２図は基台３の簡略化した平面図、第３図は第２
図の切断面線−から見た断面図、第４図はね
じ締め手段６の正面から見た断面図、第５図はね
じ締め手段６の側方から見た断面図、第６図はね
じ締め手段６の構成を概略的に示す断面図、第７
図はセンサ８８付近の部分的な拡大図、第８図は
ワーク１にボルト４０を締付ける状態を示す断面
図、第９図は第８図２で示されるねじ浮き状態を
検出する動作を説明するための断面図、第１０図
は第１図〜第９図に示される実施例の電気的構成
を示すブロツク図、第１１図は処理回路６６の動
作を説明するためのフローチヤートである。１……ワーク、２……載置台、３……基台、４
……支柱、５……ビーム、６……ねじ締め手段、
７……ねじ供給器、８……操作入力手段、１３，
２０，３０……モータ、３３……ドライバビツト
、３４……案内筒、３６……ばね、４０……ボル
ト、４３……真空ポンプ、８０……検出部材、９
２……ねじ浮き検出手段。 FIG. 1 is a perspective view of an entire embodiment of the present invention, FIG. 2 is a simplified plan view of the base 3, and FIG.
4 is a sectional view taken from the front of the screw fastening means 6, FIG. 5 is a sectional view taken from the side of the screw fastening means 6, and FIG. 6 is a sectional view taken from the side of the screw fastening means 6. A seventh sectional view schematically showing the configuration of the tightening means 6.
The figure is a partial enlarged view of the vicinity of the sensor 88, FIG. 8 is a cross-sectional view showing the state in which the bolt 40 is tightened to the workpiece 1, and FIG. 10 is a block diagram showing the electrical configuration of the embodiment shown in FIGS. 1 to 9, and FIG. 11 is a flow chart for explaining the operation of the processing circuit 66. 1... Workpiece, 2... Mounting table, 3... Base, 4
...Strut, 5...Beam, 6...Screw tightening means,
7...screw feeder, 8...operation input means, 13,
20, 30... Motor, 33... Driver bit, 34... Guide tube, 36... Spring, 40... Bolt, 43... Vacuum pump, 80... Detection member, 9
2...Screw floating detection means.

Claims

【実用新案登録請求の範囲】ボルトを吸引して案内する案内筒と、前記案内筒内に設けられ、前記案内筒内のボル
トの頭部に形成されている掛合溝に掛合し、前記
案内筒の軸線方向に相互に変位可能であるドライ
バビツトと、前記案内筒内に設けられ前記案内筒および前記
ドライバビツトと相対的に変位可能であり、ボル
トの頭部に当接する検出部材と、前記ドライバビツトを回転駆動するねじ締め手
段と、ワークに対するねじ締め完了後に、前記案内筒
を前記ワークの表面に当接させ、前記検出部材を
前記ボルトの頭部に当接させ、前記案内筒と前記
検出部材との相対的位置を検出する検出手段とを
含むことを特徴とする自動ねじ締め機。[Scope of Claim for Utility Model Registration] A guide tube that attracts and guides a bolt; a driver bit that is mutually displaceable in the axial direction of the bolt; a detection member that is provided within the guide barrel and is movable relative to the guide barrel and the driver bit and that comes into contact with the head of the bolt; a screw tightening means for rotationally driving a bit; after completion of screw tightening to a workpiece, the guide cylinder is brought into contact with the surface of the workpiece, the detection member is brought into contact with the head of the bolt, and the guide cylinder and the detection member are brought into contact with the head of the bolt; An automatic screw tightening machine characterized by comprising: a detection means for detecting a relative position with respect to a member.