CN201828240U - Resistance type double-measuring-bar butt-joint planeness detector - Google Patents

Resistance type double-measuring-bar butt-joint planeness detector Download PDF

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Publication number
CN201828240U
CN201828240U CN201020531967XU CN201020531967U CN201828240U CN 201828240 U CN201828240 U CN 201828240U CN 201020531967X U CN201020531967X U CN 201020531967XU CN 201020531967 U CN201020531967 U CN 201020531967U CN 201828240 U CN201828240 U CN 201828240U
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China
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measuring
measuring rods
housing
wire resistance
rods
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Expired - Lifetime
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CN201020531967XU
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Inventor
张磊
姚群海
朱真才
杨根喜
马孝直
刘刚
王道强
李清民
李宾
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Cemteck Xuzhou Heavy Machinery Co ltd
China University of Mining and Technology CUMT
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Cemteck Xuzhou Heavy Machinery Co ltd
China University of Mining and Technology CUMT
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00Energy generation of nuclear origin
    • Y02E30/30Nuclear fission reactors

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Abstract

一种电阻式双测杆对接平整度检测仪,包括壳体、上盖、左右两个测杆、测头、壳体内壁上的导轨,左右两个测杆上分别设有绝缘块,并分别设有沿导轨移动的滑块,左右两个测杆之间设有与其相平行的滑线电阻,滑线电阻两侧对称设有分别与设在左右两个测杆上的绝缘块相连的滑片,滑线电阻的两端固定在与外壳内壁连接的绝缘固定座,上盖上设有采集、处理两个测杆相对位移信号的信号处理器。可同时测量对接的两块被测结构件;被测结构件检测表面的高度差将导致两个滑片间滑线电阻的长度变化,通过电压比较器将电压信号与设定值比较,根据比较结果发出动作信号,并通过绿色和红色发光二极管发光状态显示是否满足检测要求。

A resistance-type double measuring rod butt joint flatness detector, including a housing, an upper cover, two left and right measuring rods, a measuring head, and guide rails on the inner wall of the housing. Insulation blocks are respectively arranged on the left and right measuring rods, and There is a slider that moves along the guide rail, and there is a sliding wire resistance parallel to it between the left and right measuring rods. The two sides of the sliding wire resistance are symmetrically provided with sliders that are respectively connected to the insulating blocks on the left and right measuring rods. The two ends of the sliding wire resistance are fixed on the insulating fixing seat connected to the inner wall of the shell, and the upper cover is provided with a signal processor for collecting and processing the relative displacement signals of the two measuring rods. It can measure the two structural parts under test at the same time; the height difference of the detection surface of the structural part under test will cause the length change of the slide wire resistance between the two slides, and the voltage signal is compared with the set value through the voltage comparator, according to the comparison As a result, an action signal is sent out, and whether the detection requirements are met or not is displayed through the light-emitting status of the green and red LEDs.

Description

The two measuring staff butt joint of a kind of resistance-type flatness detector
Technical field
The utility model relates to a kind of butt joint flatness detector, and the two measuring staffs of resistance-type that detect in particular for the concordant degree of butt joint in the structural member docking operations such as curved surface, plane, solid of revolution dock the flatness detector.
Background technology
The pattern detection method is adopted in the detection of butt joint flatness at present mostly, and promptly than the sheet material that is docking together at grade whether the workman with the higher straight plate of concordant degree.This detection method can't guarantee precision, and labour intensity is big, wastes time and energy, and also is unfavorable for automated production.The more method of another kind of usefulness is to survey the distance of two boards material apart from fixing measurement mechanism respectively with the measurer of single measuring staffs such as dial gauge.This method operating process is loaded down with trivial details, and efficient is lower.
Summary of the invention
The purpose of this utility model is the deficiency that overcomes in the prior art, and a kind of simple in structure, concordant degree accuracy of detection height of butt joint is provided, and detection speed is fast, and is time saving and energy saving, is beneficial to the two measuring staff butt joint of the resistance-type flatness detector of automated production.
The two measuring staff butt joint of resistance-type of the present utility model flatness detector, comprise housing, be located at the loam cake of case top, be arranged with in the housing head stretch out the housing base plate about two measuring staffs, about the head of two measuring staffs be respectively equipped with gauge head, the outside of two measuring staffs is respectively equipped with the guide rail that is fixed on the inner walls about in the housing, about be respectively equipped with collets on two measuring staffs, and be respectively equipped with the slide block that moves along guide rail, about be provided with the slide wire resistance that parallels with it between two measuring staffs, the slide wire resistance symmetria bilateralis be provided with respectively be located at about the slide plate that links to each other of collets on two measuring staffs, be connected with connector lug respectively on two slide plates, the bottom of slide block is provided with spring, the location-plate of two measuring staffs about the upper end of housing is fixed with and wears, the two ends of slide wire resistance are provided with the insulation holder that is separately fixed at location-plate and housing bottom, on cover and be provided with collection, handle the signal processor of two measuring staff relative displacement signals.
Described housing bottom be provided with respectively about guiding two measuring staff lower guide to following orienting sleeve; Described location-plate be provided with respectively about guiding two measuring staff upper guide to last orienting sleeve; Described signal processor comprises voltage comparator, the redness that links to each other with voltage comparator, green LED and actuating signal output port.
Beneficial effect: adopt two measuring staff structures, can measure two tested structural members of butt joint simultaneously; The difference in height that tested structural member is detected the surface is converted into the length of resistance wire between two sliders, i.e. resistance value, and resistance change is converted into voltage signal changes; Voltage signal can be compared with setting value, and sends actuating signal according to comparative result by voltage comparator.Can detect the butt joint flatness of structural members such as curved surface, plane, solid of revolution, especially remarkably productive to the butt joint detection of solid of revolution, be applicable to automated production, it is simple in structure, measuring accuracy is high, and is easy to operate, cheap.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is a signal processor theory diagram of the present utility model.
Among the figure: the tested structural member of 1-, 2-gauge head, 3-shell, the 4-slide block, 5-slide plate, 6-slide wire resistance, the 7-loam cake, 8-signal processor, 9-measuring staff, the 10-connector lug, 11-guide rail, 12-collets, 13-spring, the 14-holder that insulate, orienting sleeve under the 15-, the 16-location-plate, the last orienting sleeve of 17-, 18-actuating signal output port.
Embodiment
Following structure accompanying drawing is further described an embodiment of the present utility model:
As shown in Figure 1, the two measuring staff butt joint of resistance-type flatness detector is mainly by gauge head 2, housing 3, slide plate 5, slide wire resistance 6, signal processor 8, measuring staff 9, collets 12, spring 13 constitutes, the top of housing 3 is provided with loam cake 7, be symmetrical arranged in the housing 3 head stretch out the housing base plate about two measuring staffs 9, about the head of two measuring staffs 9 be respectively equipped with gauge head 2, be respectively equipped with the guide rail 11 that has groove on the inwall of both sides in the housing 3, be respectively equipped with about being fixed on the slide block 4 on two measuring staffs 9 in the groove of guide rail 11, slide block 4 moves up and down along guide rail 11, about be provided with slide wire resistance 6 between two measuring staffs 9, slide wire resistance 6 with about two measuring staffs 9 parallel, slide wire resistance 6 symmetria bilateralis are provided with two slide plates 5, two slide plates 5 respectively be located at about collets 12 on two measuring staffs 9 link to each other, be connected with connector lug 10 respectively on two slide plates 5, about be respectively equipped with collets 12 on two measuring staffs 9, the bottom of slide block 4 is provided with spring 13, the location-plate 16 of two measuring staffs 9 about the upper end of housing 3 is fixed with and wears, location-plate 16 be provided with respectively about guiding two measuring staff 9 upper guide to last orienting sleeve 17.The two ends of slide wire resistance 6 are provided with the insulation holder 14 that is separately fixed at location-plate 16 and housing 3 bottoms, and loam cake 7 is provided with collection, handles the signal processor 8 of two measuring staff relative displacement signals.Housing 3 bottoms be provided with respectively about guiding two measuring staff 9 lower guide to following orienting sleeve 15.Signal processor 8 comprises voltage comparator, and the model of voltage comparator is LM393.Be connected with redness, green LED and actuating signal output port 18 on the voltage comparator respectively, as shown in Figure 2.
Principle of work and process: two gauge heads 2 contact respectively with the tested structural member 1 of butt joint both sides, slit.In time reset for keeping contacting all the time and guaranteeing, spring 13 is kept certain amount of tension.In motion process, along with the fluctuation of tested structural member 1 height difference in both sides, two gauge heads 2 fluctuate thereupon, drive measuring staff 9 and produce axial displacement.Owing to be fixed with slide block 4 on the measuring staff 9, measuring staff 9 moved back and forth along guide rail 11 directions.When there is height difference in the surface of two tested structural members 1 of butt joint, will cause being fixed on the axial dislocation of 12 of two collets on two measuring staffs 9, be separately fixed at two axially dislocation of slide plates 5 generations on the collets 12 thereby make, by be connected on the slide plate 5 connector lug 10 with between two slide plates 5 axially dislocation be converted into voltage signal and input to signal processor 8, by the voltage comparator in the signal processor 8, voltage signal and setting value (permission height difference) are compared, send actuating signal by actuating signal output port 18 to topworks according to comparative result, luminance by green and red light emitting diodes shows whether satisfy the detection requirement simultaneously, the luminous expression of red light emitting diodes exceeds setting value, and the luminous expression of green LED does not exceed setting value.

Claims (4)

1.一种电阻式双测杆对接平整度检测仪,其特征在于:它包括壳体(3)、设在壳体(3)顶部的上盖(7),壳体(3)内对称设有头部伸出壳体底板的左右两个测杆(9),左右两个测杆(9)的头部分别设有测头(2),壳体(3)内左右两个测杆(9)的外侧分别设有固定于壳体(3)内壁上的导轨(11),左右两个测杆(9)上分别设有绝缘块(12),并分别设有沿导轨(11)移动的滑块(4),左右两个测杆(9)之间设有与其相平行的滑线电阻(6),滑线电阻(6)两侧对称设有分别与设在左右两个测杆(9)上的绝缘块(12)相连的滑片(5),两个滑片(5)上分别连接有接线头(10),滑块(4)的底部设有弹簧(13),壳体(3)的上端部固定有穿套左右两个测杆(9)的定位板(16),滑线电阻(6)的两端设有分别固定在定位板(16)和壳体(3)底部的绝缘固定座(14),上盖(7)上设有采集、处理两个测杆相对位移信号的信号处理器(8)。1. a resistance-type double-measuring rod butt joint flatness detector is characterized in that: it comprises housing (3), the loam cake (7) that is located at housing (3) top, symmetrically set in housing (3) There are two left and right measuring rods (9) with heads protruding from the shell bottom plate, and the heads of the left and right two measuring rods (9) are respectively provided with measuring heads (2), and the left and right measuring rods ( The outside of 9) is provided with guide rails (11) fixed on the inner wall of the housing (3), and insulating blocks (12) are respectively provided on the left and right measuring rods (9), and are respectively provided with moving along the guide rails (11). The slide block (4), between the two measuring rods (9) on the left and right is provided with a sliding wire resistance (6) parallel to it, and the sliding wire resistance (6) is symmetrically arranged on both sides respectively with the two measuring rods on the left and right (9) The sliding piece (5) connected to the insulating block (12) on (9), the two sliding pieces (5) are respectively connected with terminal blocks (10), the bottom of the sliding block (4) is provided with a spring (13), the shell The upper end of the body (3) is fixed with a positioning plate (16) that wears the left and right measuring rods (9), and the two ends of the sliding wire resistance (6) are respectively fixed on the positioning plate (16) and the housing (3). ) at the bottom of the insulating holder (14), the upper cover (7) is provided with a signal processor (8) for collecting and processing the relative displacement signals of the two measuring rods. 2.根据权利要求1所述的电感式双测杆对接平整度检测仪,其特征在于:所述的壳体(3)底部设有分别引导左右两个测杆(9)下部导向的下导向套(18)。2. The inductive double measuring rod docking flatness detector according to claim 1, characterized in that: the bottom of the housing (3) is provided with a lower guide for respectively guiding the lower parts of the left and right measuring rods (9) Set (18). 3.根据权利要求1所述的电感式双测杆对接平整度检测仪,其特征在于:所述的定位板(16)上设有分别引导左右两个测杆(9)上部导向的上导向套(17)。3. The inductive double measuring rod docking flatness detector according to claim 1, characterized in that: the positioning plate (16) is provided with an upper guide for respectively guiding the upper guides of the left and right measuring rods (9) Sets (17). 4.根据权利要求1所述的电感式双测杆对接平整度检测仪,其特征在于:所述的信号处理器(8)包括电压比较器、与电压比较器相连的和红色、绿色发光二极管及动作信号输出端口(18)。4. The inductive double measuring rod docking flatness detector according to claim 1, characterized in that: the signal processor (8) includes a voltage comparator, and red and green light-emitting diodes connected to the voltage comparator And the action signal output port (18).
CN201020531967XU 2010-09-17 2010-09-17 Resistance type double-measuring-bar butt-joint planeness detector Expired - Lifetime CN201828240U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201020531967XU CN201828240U (en) 2010-09-17 2010-09-17 Resistance type double-measuring-bar butt-joint planeness detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201020531967XU CN201828240U (en) 2010-09-17 2010-09-17 Resistance type double-measuring-bar butt-joint planeness detector

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109297401A (en) * 2018-09-14 2019-02-01 程春兰 A kind of aluminium-plastic panel flatness detection device and aluminium-plastic panel flatness characterization processes
CN109916286A (en) * 2018-08-21 2019-06-21 张宝霞 A kind of galling measuring method and realization device
CN110243281A (en) * 2019-07-12 2019-09-17 徐州工业职业技术学院 A kind of construction engineering quality flatness checking device
CN113063391A (en) * 2021-03-29 2021-07-02 南通大学 Contact pin type surface array type detector for detecting surface flatness of precast concrete member

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109916286A (en) * 2018-08-21 2019-06-21 张宝霞 A kind of galling measuring method and realization device
CN109297401A (en) * 2018-09-14 2019-02-01 程春兰 A kind of aluminium-plastic panel flatness detection device and aluminium-plastic panel flatness characterization processes
CN110243281A (en) * 2019-07-12 2019-09-17 徐州工业职业技术学院 A kind of construction engineering quality flatness checking device
CN113063391A (en) * 2021-03-29 2021-07-02 南通大学 Contact pin type surface array type detector for detecting surface flatness of precast concrete member

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C14 Grant of patent or utility model
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AV01 Patent right actively abandoned

Granted publication date: 20110511

Effective date of abandoning: 20120201

AV01 Patent right actively abandoned

Granted publication date: 20110511

Effective date of abandoning: 20120201