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公开(公告)号:US4413417A
公开(公告)日:1983-11-08
申请号:US363157
申请日:1982-03-29
申请人: Joseph R. Esposito
发明人: Joseph R. Esposito
摘要: An adjustable toolmaker's square that includes a one piece body having a pair of legs containing flat accurately machined reference surfaces that meet at an angle that is slightly less than 90.degree. to form a corner. One of the legs forms the base of the device and has a laterally extended groove formed therein in which a slide is movably received. The slide has a bearing surface that can be raised and lowered in regard to the base reference surface whereby the square is pivoted about the corner when it is resting upon a surface plate or the like whereby the other reference surface can be accurately positioned against a workpiece or the like.
摘要翻译: 一个可调节的工具制造商的方形,其包括一体式主体,其具有包含平坦的精确加工的参考表面的一对腿,其以稍微小于90°的角度相遇以形成拐角。 腿中的一个形成装置的基部并且具有形成在其中的横向延伸的凹槽,滑块可移动地被接收。 滑块具有可相对于基准基准表面升高和降低的支承表面,由此当平面在搁置在表面板或类似物上时该方形件围绕拐角枢转,由此可以将另一个参考表面精确地定位在工件上 或类似物。
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公开(公告)号:US4138821A
公开(公告)日:1979-02-13
申请号:US643717
申请日:1975-12-23
申请人: Robert S. Wilks
发明人: Robert S. Wilks
摘要: Apparatus for determining pellet length and end squareness which includes a base supporting a pair of linear variable differential transformers (LVDT) between which a pellet is placed for measuring end squareness. The LVDT's are perpendicularity detectors and each includes appropriate windings contained in a housing and an armature axially slidable therein. The armature is mounted on a shaft having extensions on opposite ends thereof. A swivel plate is attached to one end, while the other end is supported in a framework for the inspection apparatus, the arrangement being such that the housing containing the windings moves axially relative to the stationary armature. When a pellet is placed in position, each detector is advanced toward the pellet until its swivel plate contacts the pellet ends. If the pellet ends are not square, the swivel plates cock at an angle, thereby displacing the windings with respect to the armature. The relative displacement will be proportional to the tangent of the angle between the pellet ends and a plane perpendicular to the pellet axis. The pellet length is measured by a second LVDT which includes windings in a stationary housing. The armature moves relative to the windings and measures the relative distance between the swivel plates so that as the perpendicularity detectors sense the end squareness, the third LVDT senses pellet length along its axis. The output from the LVDTs is supplied to conventional readout circuitry and an indicating device which shows pellet length and end squareness.
摘要翻译: 用于确定颗粒长度和端面矩形度的装置,其包括支撑一对线性可变差分变压器(LVDT)的基座,在该基板之间放置用于测量端部平方度的颗粒。 LVDT是垂直检测器,每个包括容纳在壳体中的适当的绕组和在其中可轴向滑动的电枢。 电枢安装在具有在其相对端上的延伸部的轴上。 旋转板附接到一端,而另一端支撑在用于检查装置的框架中,该装置使得包含绕组的壳体相对于固定电枢轴向移动。 当颗粒放置就位时,每个检测器朝向颗粒前进,直到其旋转板接触颗粒末端。 如果颗粒端部不是正方形,则旋转板以一定角度旋转,从而使绕组相对于电枢移位。 相对位移将与颗粒端部与垂直于颗粒轴线的平面之间的角度的切线成正比。 颗粒长度通过第二LVDT测量,其包括固定壳体中的绕组。 电枢相对于绕组移动并且测量旋转板之间的相对距离,使得当垂直度检测器感测到最终平方度时,第三LVDT沿其轴线感测颗粒长度。 来自LVDT的输出被提供给传统的读出电路和指示装置,其显示了颗粒长度和最终平方度。
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公开(公告)号:US3570132A
公开(公告)日:1971-03-16
申请号:US3570132D
申请日:1969-06-11
申请人: JOHN L HUTCHINSON , FRANCESCO GUZZO
发明人: GUZZO FRANCESCO
CPC分类号: G01B5/245
摘要: THE PRESENT INVENTION IS DIRECTED TO A TOOL FOR DETERMINING, WITHIN LIMITS, WHETHER ONE SURFACE IS AT RIGHT ANGLES TO ANOTHER SURFACE. THE TOOL CONSISTS OF A CIRCULAR WHEEL-LIKE BASE AND A COAXIAL CYLINDRICAL SHAFT FIXED PERPENDICULAR TO THE BASE. ATTACHED TO THE SHAFT IS A SENSITIZER OR PICKYP ARM ADAPTED TO CONTACT A SURFACE AT RIGHT ANGLES TO THE SURFACE SUPPORTING THE BASE. ASSOCIATED WITH THE SENSITIZER ARM IS AN INDICATOR WHOSE READING IS CONTROLLED BY THE MOVEMENT OF THE SENSITIZER ARM. ALSO PROVIDED IS A SECOND CIRCULAR WHEEL-LIKE ELEMENT ADAPTED TO BE REMOVABLY ATTACHED TO THE FREE END OF THE SHAFT, WHICH, TOGETHER WITH THE WHEEL-LIKE BASE, IS USED TO ZERO THE SENSITIZING ARM WHEN THE TOOL IS PLACED ON ITS SIDE WITH THE TWO WHEELS RESTING ON THE SAME FLAT SURFACE.
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公开(公告)号:US3534480A
公开(公告)日:1970-10-20
申请号:US3534480D
申请日:1968-05-08
申请人: WEBB JAMES E , NASA
CPC分类号: G01B5/245 , G01B5/252 , Y10T279/1008
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公开(公告)号:US3250011A
公开(公告)日:1966-05-10
申请号:US32680863
申请日:1963-11-29
申请人: TELFORD THOMAS L
发明人: TELFORD THOMAS L
CPC分类号: G01B5/245 , G01B5/0002
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公开(公告)号:US2787838A
公开(公告)日:1957-04-09
申请号:US36312853
申请日:1953-06-22
申请人: TUCKER BURL E
发明人: TUCKER BURL E
IPC分类号: G01B5/245
CPC分类号: G01B5/245
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公开(公告)号:US11498178B2
公开(公告)日:2022-11-15
申请号:US17236151
申请日:2021-04-21
申请人: Doug Buchanan
发明人: Doug Buchanan
摘要: A universal tram is provided for aligning machine tools. The universal tram includes a slide rail, featuring a rail along its length, to which a clamping coupler attaches. In turn, the clamping coupler attaches to the indicator holder. The indicator holder is configured to hold an indicator. The slide rail is configured for direct attachment to horizontal and vertical milling machines, for example. Optionally, the universal tram also includes a machine adapter and adapter plate. The machine adapter serves as a base block for positioning a measurement or tramming device on a machine tool to which the slide rail does not directly attach—a horizontal or vertical lathe, for example. The adapter plate allows for the height of the machine adapter to be adjusted by an amount corresponding to the thickness of the adapter plate. Further, a method of using the universal tram is also provided.
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公开(公告)号:US10717164B1
公开(公告)日:2020-07-21
申请号:US16167097
申请日:2018-10-22
IPC分类号: B23Q17/22 , G01B5/245 , B23Q3/18 , G05B19/401
摘要: An edge finder to locate a work piece, work-holding feature or cutting tool with respect to the spindle of a machine tool includes a shank, a body and an indicator. When the shank is attached to the machine tool spindle, the longitudinal axis is coextensive with the spindle axis of rotation. The indicator measures the location of a work piece, work-holding feature or cutting tool with respect to the shank longitudinal axis. The indicator is rotatable so that a machinist may read the indicator from any direction.
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公开(公告)号:US10543525B2
公开(公告)日:2020-01-28
申请号:US15907668
申请日:2018-02-28
申请人: George Fantazian , John Macdonald , Doan R Whitt
发明人: George Fantazian , John Macdonald , Doan R Whitt
摘要: A method of verifying that a robot carried self-piercing rivet gun system is set-up so that workpieces that are to be riveted will be normal to a self-piercing rivet gun of the robot carried self-piercing rivet gun system during riveting includes utilizing a perpendicularity sensor to verify that the workpieces will be normal to the self-piercing gun during riveting.
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公开(公告)号:US20140360034A1
公开(公告)日:2014-12-11
申请号:US14120396
申请日:2014-05-16
申请人: Paul Joseph Shemeta
发明人: Paul Joseph Shemeta
IPC分类号: G01B5/245
CPC分类号: G01B5/245
摘要: A device for measuring the normality of a hole in a work piece, especially in holes used in the building of aircraft. A probe fits within the hole to be measured and is fixed in the hole by contact at the upper end of the hole with a tapered portion of the probe, and at the lower end by a flared portion of the probe. An indicator assembly is connected to the probe by a bracket. The indicator assembly has an arm which contacts the surface of the work piece. The indicator assembly is rotated around the probe during use of the gage, and the arm is vertically displaceable as this rotation occurs. A dial indicator operationally connected to the arm will register any vertical displacement of the arm during its rotation, indicating any deviancy from normality of the measured hole.
摘要翻译: 一种用于测量工件中孔的正常性的装置,特别是用于建造飞机的孔。 探头配合在待测量的孔内,并通过探针的锥形部分在孔的上端通过接触固定在孔中,并在下端由探头的扩口部分固定。 指示器组件通过支架连接到探头。 指示器组件具有接触工件表面的臂。 在使用量具时,指示器组件绕探头旋转,并且当该旋转发生时,臂可垂直移位。 操作连接到手臂的拨号指示器将在其旋转期间注册臂的任何垂直位移,指示测量孔的正常性的任何偏差。
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