CN105783632A - Resistor screw measuring apparatus - Google Patents
Resistor screw measuring apparatus Download PDFInfo
- Publication number
- CN105783632A CN105783632A CN201510992064.9A CN201510992064A CN105783632A CN 105783632 A CN105783632 A CN 105783632A CN 201510992064 A CN201510992064 A CN 201510992064A CN 105783632 A CN105783632 A CN 105783632A
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- China
- Prior art keywords
- resistance
- screw rod
- measurement apparatus
- pottery
- circumference
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
The invention discloses a resistor screw measuring apparatus which includes a micrometer main body, a fixed chuck, a movable chuck, a control apparatus, a fixed resistor lead, a ceramic scale sleeve, a circumferential ceramic screw cylinder and a slide resistor lead. The fixed chuck and the control apparatus are disposed on the micrometer main body. The micrometer main body and the ceramic scale sleeve are in fixed connection. The movable chuck and the circumferential ceramic screw cylinder are connected. The fixed chuck and the movable chuck are provided with a work piece to be tested therebetween. The control apparatus serves to test the work piece to be tested through resistor variations between the fixed resistor lead and the slide resistor lead. According to the invention, the apparatus adopts a resistor method to measure the work piece to be tested, which increases measuring precision and when measuring is completed, measuring data are directly displayed, which increases measuring efficiency.
Description
Technical field
The present invention relates to survey tool field, particularly relate to a kind of resistance screw rod measurement apparatus.
Background technology
Slide gauge is a kind of measurer measuring length, internal-and external diameter, the degree of depth.Slide gauge is by main scale and is attached on main scale slidable vernier two parts and constitutes.Main scale is generally in units of millimeter, vernier then has 10,20 or 50 lattices, difference according to lattice, slide gauge can be divided into extremely spends slide gauge, 20 points of degree slide gaugies, 50 points of degree lattice slide gaugies etc., vernier be 10 calibration have 9mm, 20 calibration have 19mm, 50 calibration have 49mm.Having two secondary movable measuring jaws on the main scale of slide gauge and vernier, be internal measure-hand and external pelivimetry pawl respectively, internal measure-hand is commonly used to measure internal diameter, and external pelivimetry pawl is commonly used to measure length and external diameter.
But, existing slide gauge needs user carefully to watch measurement position to obtain measurement data, and existing slide gauge does not adopt the mode of resistance variations that workpiece for measurement is measured, measuring accuracy is not high, therefore, it is necessary to provide a kind of measurement apparatus based on resistance variations, to improve certainty of measurement.
Summary of the invention
Present invention is primarily targeted at a kind of resistance screw rod measurement apparatus of offer, it is intended to the problem solving to adopt the mode of resistance variations that workpiece for measurement is measured existing vernier calliper dipstick metering.
For achieving the above object, the invention provides a kind of resistance screw rod measurement apparatus, described resistance screw rod measurement apparatus includes micrometer body, fixed chuck, active chuck, control device, fixed resistance wire, pottery scale sleeve, circumference ceramic screw cylinder, probe and swept resistance wire；
Described fixed chuck and described control device are arranged at described micrometer body；
Described micrometer body is fixing with described pottery scale sleeve to be connected, described micrometer body is provided with circular hole, being provided with circular hole on described pottery scale sleeve, described active chuck is from the circular hole of the intrinsic circular hole of described micrometer and described pottery scale sleeve through to connect with described circumference ceramic screw cylinder；
Workpiece for measurement is placed between described fixed chuck and described active chuck；
Described pottery scale sleeve arranges fine thread, and described fine thread coordinates with the screw of described circumference ceramic screw cylinder；
The recess of the fine thread of described pottery scale sleeve is coated with resistance；
One end of described fixed resistance wire is connected with the resistance of pottery scale sleeve, and the other end of described fixed resistance wire is connected with described control device；
Described probe is arranged in described circumference ceramic screw cylinder, and described probe is connected with the resistance of described pottery scale sleeve, and one end of described swept resistance wire is connected with described probe, and the other end of described swept resistance wire is connected with described control device；And
Described control device is for testing workpiece for measurement by the resistance variations between described fixed resistance wire and swept resistance wire.
Preferably, described resistance screw rod measurement apparatus also includes latch segment, and described latch segment is used for fixing described active chuck.
Preferably, described resistance screw rod measurement apparatus also includes rule, and described rule is arranged on described pottery scale sleeve.
Preferably, described resistance screw rod measurement apparatus also includes stop pin, and this stop pin is arranged at described active chuck and coordinates place, described stop pin to be used for controlling the rectilinear movement of described active chuck with the hole axle of pottery scale sleeve.
Preferably, described resistance screw rod measurement apparatus also includes fillet scale, and described fillet scale is arranged at the outer surface of described circumference ceramic screw cylinder, and described fillet scale is for monitoring the anglec of rotation of described circumference ceramic screw cylinder.
Preferably, described resistance screw rod measurement apparatus also includes bayonet lock, stop pin, fine setting screw rod and trimming hand wheel.
Preferably, described bayonet lock is arranged on described trimming hand wheel, and described trimming hand wheel is arranged in the groove on described circumference ceramic screw cylinder.
Preferably, described fine setting screw rod is arranged in the screw of described trimming hand wheel, and described fine setting screw rod is used for compressing described active chuck.
Preferably, the circular hole of described fine setting screw rod and circumference ceramic screw cylinder coordinates, and described stop pin is arranged between described fine setting screw rod and circumference ceramic screw cylinder.
Preferably, described control device also includes display device, and this display device is for showing the measurement data of described workpiece for measurement.
Compared to prior art, resistance screw rod measurement apparatus of the present invention have employed technique scheme, reach following technique effect: the present invention adopts the mode of resistance that workpiece for measurement is measured, improve certainty of measurement, and after being measured, measurement data directly displays out, improves measurement efficiency.
Accompanying drawing explanation
Fig. 1 is the planar structure schematic diagram of resistance screw rod measurement apparatus preferred embodiment of the present invention；
Fig. 2 is the planar structure schematic diagram of resistance preferred embodiment in resistance screw rod measurement apparatus of the present invention.
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Detailed description of the invention
For further setting forth that the present invention reaches technological means and effect that above-mentioned purpose is taked, below in conjunction with accompanying drawing and preferred embodiment, the specific embodiment of the present invention, structure, feature and effect thereof are described in detail.Should be appreciated that specific embodiment described in the invention is only in order to explain the present invention, is not intended to limit the present invention.
As it is shown in figure 1, Fig. 1 is the planar structure schematic diagram of resistance screw rod measurement apparatus preferred embodiment of the present invention.
Described resistance screw rod measurement apparatus includes micrometer body 1, fixed chuck 2, active chuck 3, button 4, latch segment 5, controls device 6, fixed resistance wire 7, rule 8, pottery scale sleeve 9, fillet scale 10, circumference ceramic screw cylinder 11, stop pin 12, probe 13, bayonet lock 14, stop pin 15, fine setting screw rod 16, trimming hand wheel 17 and swept resistance wire 18.
Wherein, described micrometer body 1 is provided with fixed chuck 2 and latch segment 5.Arranging circular hole on described micrometer body 1, described active chuck 3 passes from the circular hole in described micrometer body 1, it is possible to move (left and right linear slide) in the circular hole of micrometer body 1.Described latch segment 5 is used for fixing described active chuck 3 so that described active chuck 3 no longer slides.Specifically, when described probe is tightened and presses described active chuck 3, described active chuck 3 is fixed.In other embodiments, described latch segment 5 can omit.
Workpiece for measurement is placed between described fixed chuck 2 and described active chuck 3.
Described pottery scale sleeve 9 and the fixing connection of micrometer body 1, described pottery scale sleeve 9 is provided with rule 8.In other embodiments, described rule 8 can omit.
Arranging circular hole on described pottery scale sleeve 9, described active chuck 3 is from the circular hole described pottery scale sleeve 9 through to connect with described circumference ceramic screw cylinder 11.
Wherein, described active chuck 3 arranges stop pin 12 with the axle place of cooperation, hole of pottery scale sleeve 9, and this stop pin 12 makes described active chuck 3 move linearly.
One end of described active chuck 3 coordinates with described circumference ceramic screw cylinder 11.Described circumference ceramic screw cylinder 11 can rotate.When described circumference ceramic screw cylinder 11 rotates, described active chuck 3 is driven to move linearly.
Described pottery scale sleeve 9 arranges fine thread, and described fine thread coordinates with the screw of described circumference ceramic screw cylinder 11.
The recess of the fine thread of described pottery scale sleeve 9 is coated with resistance 90, as shown in Figure 2, the recess of described fine thread is coated with resistance 90 (in figure white portion), and the protrusion place (in figure black part) of described fine thread is not coated with resistance 90.
One end of described fixed resistance wire 7 is connected with the resistance 90 of pottery scale sleeve 9, and the other end of described fixed resistance wire 7 is connected with controlling device 6.
Described fillet scale 10 is arranged at the outer surface of described circumference ceramic screw cylinder 11, and described fillet scale 10 is for monitoring the anglec of rotation of described circumference ceramic screw cylinder 11.In other embodiments, described fillet scale 10 can omit.
Described probe 13 is arranged in described circumference ceramic screw cylinder 11, described probe 13 is connected with the resistance 90 of described pottery scale sleeve 9, one end of described swept resistance wire 18 is connected with described probe 13, and the other end of described swept resistance wire 18 is connected with described control device 6.
Probe 13 is driven to rotate when described circumference ceramic screw cylinder 11 rotates, the contact position variation of the resistance 90 of described probe 13 and described pottery scale sleeve 9.
Described circumference ceramic screw cylinder 11 is additionally provided with described bayonet lock 14, described bayonet lock 14 is arranged on described trimming hand wheel 17, described trimming hand wheel 17 is arranged in the groove on described circumference ceramic screw cylinder 11, when rotating on described circumference ceramic screw cylinder 11, described groove makes described trimming hand wheel 17 not move.
Arranging described fine setting screw rod 16 in the screw of described trimming hand wheel 17, described fine setting screw rod 16 is used for compressing described active chuck 3.
The circular hole of described fine setting screw rod 16 and circumference ceramic screw cylinder 11 coordinates, and stop pin 15 is arranged between described fine setting screw rod 16 and circumference ceramic screw cylinder 11, makes the fine setting screw rod 16 can only left and right rectilinear motion.
Specifically, rotating trimming hand wheel 17, under the effect of screw thread, described fine setting screw rod 16 moves to drive described active chuck 3 to move.
Described control device 6 is contained in micrometer body 1, and this control device 6 is also connected with button 4, and described button 4 is for being configured 6 described control.
Described control device 6 is for by the resistance variations between fixed resistance wire 7 and swept resistance wire 18, testing workpiece for measurement, to obtain more accurate measurement data.Specifically, described control device 6 is processed by amplifying circuit, measurement data can calculate five-digit number after arithmetic point, consequently, it is possible to improve certainty of measurement.Described control device 6 also includes display device, and this display device is for showing described measurement data.
The operation principle of described resistance screw rod measurement apparatus is as follows:
User initializes described control device 6 by button 4, workpiece for measurement is positioned between described fixed chuck 2 and described active chuck 3, turning circumference ceramic screw cylinder 11 again drives active chuck 3 to clamp workpiece, passing through to turn trimming hand wheel 17 afterwards drives fine setting screw rod 16 to compress described active chuck 3, and fix described active chuck 3 by described latch segment 5, described control device 6 is by the resistance variations between fixed resistance wire 7 and swept resistance wire 18 afterwards, calculate the measurement data (such as, the data such as length, width) of described workpiece for measurement.
These are only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every equivalent structure utilizing description of the present invention and accompanying drawing content to make or equivalent function conversion; or directly or indirectly it is used in other relevant technical fields, all in like manner include in the scope of patent protection of the present invention.
Claims (10)
1. a resistance screw rod measurement apparatus, it is characterized in that, described resistance screw rod measurement apparatus includes micrometer body, fixed chuck, active chuck, control device, fixed resistance wire, pottery scale sleeve, circumference ceramic screw cylinder, probe and swept resistance wire；
Described fixed chuck and described control device are arranged at described micrometer body；
Described micrometer body is fixing with described pottery scale sleeve to be connected, described micrometer body is provided with circular hole, being provided with circular hole on described pottery scale sleeve, described active chuck is from the circular hole of the intrinsic circular hole of described micrometer and described pottery scale sleeve through to connect with described circumference ceramic screw cylinder；
Workpiece for measurement is placed between described fixed chuck and described active chuck；
Described pottery scale sleeve arranges fine thread, and described fine thread coordinates with the screw of described circumference ceramic screw cylinder；
The recess of the fine thread of described pottery scale sleeve is coated with resistance；
One end of described fixed resistance wire is connected with the resistance of pottery scale sleeve, and the other end of described fixed resistance wire is connected with described control device；
Described probe is arranged in described circumference ceramic screw cylinder, and described probe is connected with the resistance of described pottery scale sleeve, and one end of described swept resistance wire is connected with described probe, and the other end of described swept resistance wire is connected with described control device；And
Described control device is for testing workpiece for measurement by the resistance variations between described fixed resistance wire and swept resistance wire.
2. resistance screw rod measurement apparatus as claimed in claim 1, it is characterised in that described resistance screw rod measurement apparatus also includes latch segment, and described latch segment is used for fixing described active chuck.
3. resistance screw rod measurement apparatus as claimed in claim 1, it is characterised in that described resistance screw rod measurement apparatus also includes rule, described rule is arranged on described pottery scale sleeve.
4. resistance screw rod measurement apparatus as claimed in claim 1, it is characterized in that, described resistance screw rod measurement apparatus also includes stop pin, and this stop pin is arranged at described active chuck and coordinates place, described stop pin to be used for controlling the rectilinear movement of described active chuck with the hole axle of pottery scale sleeve.
5. resistance screw rod measurement apparatus as claimed in claim 1, it is characterized in that, described resistance screw rod measurement apparatus also includes fillet scale, and described fillet scale is arranged at the outer surface of described circumference ceramic screw cylinder, and described fillet scale is for monitoring the anglec of rotation of described circumference ceramic screw cylinder.
6. resistance screw rod measurement apparatus as claimed in claim 1, it is characterised in that described resistance screw rod measurement apparatus also includes bayonet lock, stop pin, fine setting screw rod and trimming hand wheel.
7. resistance screw rod measurement apparatus as claimed in claim 6, it is characterised in that described bayonet lock is arranged on described trimming hand wheel, and described trimming hand wheel is arranged in the groove on described circumference ceramic screw cylinder.
8. resistance screw rod measurement apparatus as claimed in claim 7, it is characterised in that described fine setting screw rod is arranged in the screw of described trimming hand wheel, and described fine setting screw rod is used for compressing described active chuck.
9. resistance screw rod measurement apparatus as claimed in claim 8, it is characterised in that the circular hole of described fine setting screw rod and circumference ceramic screw cylinder coordinates, and described stop pin is arranged between described fine setting screw rod and circumference ceramic screw cylinder.
10. resistance screw rod measurement apparatus as claimed in claim 1, it is characterised in that described control device also includes display device, this display device is for showing the measurement data of described workpiece for measurement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510992064.9A CN105783632A (en) | 2015-12-26 | 2015-12-26 | Resistor screw measuring apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510992064.9A CN105783632A (en) | 2015-12-26 | 2015-12-26 | Resistor screw measuring apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105783632A true CN105783632A (en) | 2016-07-20 |
Family
ID=56390271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510992064.9A Withdrawn CN105783632A (en) | 2015-12-26 | 2015-12-26 | Resistor screw measuring apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105783632A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108827107A (en) * | 2018-04-26 | 2018-11-16 | 安徽江淮汽车集团股份有限公司 | A kind of engine body thrust gear width dimensions cubing and measurement method |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4578868A (en) * | 1983-04-01 | 1986-04-01 | Mitutoyo Mfg. Co., Ltd. | Digital display measuring apparatus |
| CN1110784A (en) * | 1993-10-01 | 1995-10-25 | 株式会社三丰 | Digital display micrometer gauge |
| CN2338726Y (en) * | 1998-05-21 | 1999-09-15 | 上海量具刃具厂 | Electronic digital displaying inside micrometer |
| CN1250150A (en) * | 1998-07-17 | 2000-04-12 | 布朗和沙普·特萨有限公司 | Electronic microcalliper |
| JP2003344002A (en) * | 2002-05-21 | 2003-12-03 | Mitsutoyo Corp | Micrometer |
| CN1695037A (en) * | 2002-11-08 | 2005-11-09 | 北京航天峰光电子技术有限责任公司 | Megnetic displacement measurement device |
| CN201819667U (en) * | 2010-03-18 | 2011-05-04 | 杭州工具量具有限公司 | High-precision measuring instrument |
| CN204202504U (en) * | 2014-10-16 | 2015-03-11 | 张艳艳 | A kind of electronics ruler |
| CN104634236A (en) * | 2015-02-06 | 2015-05-20 | 深圳市前海安测信息技术有限公司 | Dimension measuring device and method based on spiral resistor |
-
2015
- 2015-12-26 CN CN201510992064.9A patent/CN105783632A/en not_active Withdrawn
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4578868A (en) * | 1983-04-01 | 1986-04-01 | Mitutoyo Mfg. Co., Ltd. | Digital display measuring apparatus |
| CN1110784A (en) * | 1993-10-01 | 1995-10-25 | 株式会社三丰 | Digital display micrometer gauge |
| CN2338726Y (en) * | 1998-05-21 | 1999-09-15 | 上海量具刃具厂 | Electronic digital displaying inside micrometer |
| CN1250150A (en) * | 1998-07-17 | 2000-04-12 | 布朗和沙普·特萨有限公司 | Electronic microcalliper |
| JP2003344002A (en) * | 2002-05-21 | 2003-12-03 | Mitsutoyo Corp | Micrometer |
| CN1695037A (en) * | 2002-11-08 | 2005-11-09 | 北京航天峰光电子技术有限责任公司 | Megnetic displacement measurement device |
| CN201819667U (en) * | 2010-03-18 | 2011-05-04 | 杭州工具量具有限公司 | High-precision measuring instrument |
| CN204202504U (en) * | 2014-10-16 | 2015-03-11 | 张艳艳 | A kind of electronics ruler |
| CN104634236A (en) * | 2015-02-06 | 2015-05-20 | 深圳市前海安测信息技术有限公司 | Dimension measuring device and method based on spiral resistor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108827107A (en) * | 2018-04-26 | 2018-11-16 | 安徽江淮汽车集团股份有限公司 | A kind of engine body thrust gear width dimensions cubing and measurement method |
| CN108827107B (en) * | 2018-04-26 | 2019-08-06 | 安徽江淮汽车集团股份有限公司 | A kind of engine body thrust gear width dimensions cubing and measurement method |
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| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20160720 |