RU635U1 - Diameter measuring device - Google Patents

Abstract

1. A device for measuring diameter, comprising a base, a drive with a shaft mounted on it, a linear displacement sensor, an axisymmetric measuring roller, a clamping mechanism for the measuring roller, characterized in that the shaft is made with a hole whose axis is perpendicular to the axis of the shaft, the measuring roller is made with coaxial him an axisymmetric cavity and an annular groove on its lateral surface and mounted on the shaft with the possibility of relative movement, the clamp mechanism is made in the form of a shaft installed in the hole with zhnosti relative radial movement relative to the shaft and a spring-loaded ball which interacts with an annular groove, and moving the linear sensor mounted for radial interference with measuring rolikom.2. The device according to claim 1, characterized in that the measuring roller is made stepwise. The device according to claim 1, characterized in that on the lateral surface of the cavity of the measuring roller, additional annular grooves are made coaxially with it, and additional holes in the shaft, respectively, their axes lying in the same plane with the axis of the shaft and the first hole, are installed in additional holes with the possibility of relative radial movement of the additional spring-loaded balls in the number of holes interacting with the corresponding annular grooves. 4. Device No. 1, characterized in that a hole is made in the measuring roller, the axis of which lies in the plane of the largest diameter of the annular groove perpendicular to the axis of the cavity. The device according to claim 1, characterized in that the linear displacement sensor is installed on the basis of

Description

f; The jiJH device for measuring diameter, the model refers to the yzmeritnldoy technique, namely, to devices for measuring diameters,,. , ./ V ,, (. - -,. / V. A device is known for measuring diameters by the bk method “givanjya / ia, p. 1 403944, Q OIB b / 08, 1973 g, / containing. Housing, h, - -, , -.. -: ..-, /. ГФ-С measuring1sm roller roller measuring angle of rotation of the measuring po:;.:;: -, ,,.: Г: .- - ,, JlBiKa, paMKa and movable in the plane, der5endicular to the radius -, -, - .. The measuring roller drawn to the point of its contact with the product, I.-g. -. saabaen, with two hinges. The drawback of this device is the greater error of the measuring-g Nya, since it allows you to measure the diameter only integrally by, j MHe of the measuring roller mileage. Also known is a device for measuring hole diameters,, - - - by rolling method Wa.s. A 796638 ,: M.cl. Q OIB 5/12, I98I g, / lock gauge roller, clamping mechanism, measuring roller a relative percussion drive, a rotor angle converter for the rotor’s mouth, and the drive of relative displacement of the roller is larger; in the form of pockets arranged orderly on the periphery of the roller, and a pressure distributor associated with them. : The disadvantage of this device is that it has a large measurement error, since it gives an integral estimate of the diameter along the path length of the measuring roller, without taking into account the error in the forward hole of the hole, which affects the determination of the actual hole diameter of these holes. - -,, Lvx ...- i,,; :. property. In addition, the device is difficult to manufacture and has limited use since it requires additionally increased pressure and does not work in openings to work,,

: th The task solved by this useful model is bruising |; Features H3Mej) eHHJii enhanced functionality /

... -.-. ,,

B Shaeanayai achv is solved by the tag that in the device, for measuring- ./ |; aflai 5eTpaj containing the base installed by the hiring: drive-on shaft,

., -.-.-. . ,.

 with displacements, axisymmetric measuring roller /

-i: ,,.

 The measuring roller clip, the shaft is provided with an opening, -

 -. . -; .-...;:

ociJ- OTOporo perpendicular to the axis of the shaft, measuring roller filled

with SHCH500NY .eg / tu wasps with an asymmetric cavity and a ring groove on it:

the lateral surface and is mounted on the shaft with a relative motion HOj o of movement, the clamping mechanism is straightened out in the shaft installed in the bore with the INSURANCE of the relative variable, j

of the ball and springing relative to the shaft of the ball, intervening in action with an annular groove, and the linear displacement sensor is installed with

2) with a radial 2 interconnection "1 with a measuring roller, i

D {rum8 tvgr, measuring roller moquet. be stepped

 ..;

1 {Moreover, on the lateral surface of the cavity, the measuring 6s70 roller is necessary; Additional ring grooves can be worn with it,

.V.-.,

Af to the shaft schtzotBetno them - additional holes, the axes of which lie in the water plane with the axis of the shaft and the first hole, in the additional holes are installed, with the possibility of relative

Additional balloons Balls by the number of holes, I,. .

active with corresponding ring® grooves,

i. .. -,.

l4 1 In addition, a hole must be made in the measuring roller whose jOOb. in the plane at most the annular groove of the annular groove is perpendicular to the axis of the cavity, ..

In addition, a linear sensor; :: coins can be installed .based on .ni

 . ..:

In addition, in addition, the device can be equipped with a board, for 1 {

...-. .--.,. .

with the possibility of moving along the axis of the shaft, a base with a drive, a mechanism for: a shema and a measuring roller is installed, and the sensor LE1nEME№ is not suitable. installed, at length,,.:. f:

 -. . bf. . ..-,

spring-loaded., 1: and dSOO fi ff The frame shows a sectional view of the proposed device. Set UYFyvodlya measuring the diameter of the content | It ocHOB ie I ,. on kotrrom U0tan1 | vien drive, made in the form of a shaft mounted in the support 2 shaft 3 kOory can be rotated by the handle 4. The osofoystvo also contains g and sensor. motion | 5 displacement,, .... without pin-measuring roller b, drive mechanism in the form of balls, | { and 7 k of the spring 8,, shaft 3, a hole 9 is made, the axis of which is perpendicular to the axis of the shaft 3, - /,. The measuring roller b is filled with an axisymmetrical, hollow 10 cavity and an annular groove II not of its lateral surface / the cavity may be made in the form of a through or blind hole / ,; ,. - On; the king surface of the measuring roller was filled with a lead-in I .-. ) ka. 12 3 The measuring roller is also completed in the hole 13, smiling apart Lies in the largest plane. annular groove 11 -: eriAndularly fighting the cavity of Sri this hole is smallerI I. . . , dyshlatra of the ball 7, / it is recommended to make an EGF Not more than the radius of the ball 7 / The Cache tsaz plays a depth not exceeding 5 from the ball 7, while its radius of the axial section profile is about approx. to the radius of the ball 7 / it is recommended to make it with a radius not less than the radius of the ball 7 /, Diameter of the hole: 9 is equal to the diameter of the ball 7 / sweat free fit /. The linear motion displacement was installed on the basis of I with the possibility of interacting with the measuring roller 6 in the radial direction / in the case of using a proximity sensor a, which is more preferable here, there is an informational interaction /. The MoseT device contains a stepwise measuring roller 6 wherein the sensor-linear displacements are installed with the possibility of radial interference from one of the stages,,. The device can be equipped with a plate 14, on which it is possible to overwhelm along the axis of the shaft 3 / on. guides, for example | ball. established base I on the ariod, the clamp mechanism and the meter. . . ; ,. I I, X, IJ, - .. ::, .., .-. - .. is mounted on plate 14 with a possible / radial rear mode with a two-roller roller B when measured -. . , -. The measuring roller 6 is mounted on the shaft 3 with the possibility of / .., oiHoofiT jmHoro the gap with the one-rotor is staggered larger than the difference between the maximum diameters and the maximum possible measuring hole ip gal51 35 and the measuring roller 6 ipatiej p is smaller than the smallest tolerance on the dynmeter of the measured OVER / s –garanteed gap clearance /, Wellness of the squad 8, depth of the groove 1G defining constructively proceeding from the “required axial weight of the measuring11: measuring roller. 6 relative to the hall 8, having exceeded the axial axis on the lateral surface of the iodine 10 of the measuring roller 6, additional ring grooves and in the shaft 3 respectively they have additional openings, the f-axis are in the same plane with the axis of the shaft 3 and the first opening L9, B, additional holes are installed with the possibility of - include the spruce .. ,, .. -, ..., the foot of the river of the adial displacement. Additional additionally springed balls, respectively, additional springs with a number of additional holes, interacting with the requirements yushch ring :: u pazama for. defined 1S turnover on it kdippe 2 caused - risks, Ustvioi-iOTBo works as follows; J ohm, In the clear state, the risks on shaft 3 and the support 2 coincide®. Spring 8 throws out the ball through ball 7 to measure 6, displacing the last one from axis 3 to the stop of the measuring roller b in shaft 3. Sample model mounted on mainstream 1 on J,) -in. a hole which, by means of relative axial displacement, introduces a measuring roller §j determine the spread of the beats of the last following image. 4. rotate-shaft handle3. about. under ball 7 i In this case, the measuring roller rolls over on top -, - .. -., l .; , - PX: - - V: .-. .: it is configured so that the center of the bdenam of the measuring roller is 6 .. ;;,. leaad abzhzi the middle of the range measuring Shchch for additional use - yes gchizka / linear slider with arrow indication / naprnvfr, -. : yidiy ora / on both sides of the arrow; ria its one-way path has been moved. . -. shz Two fans cTgrrajsKa with the possibility of peppersens. because , ,/. se and in conjunction with the arrow, .... .. G1 | and 5le; in the setting of the device, the diameter is measured -.4. followers; Bb |) in general, .. v. . , The opening of the moving device and the instantly J5 baby, 11measured. Hole is inserted MEASUREMENT 5 roller 6, Measured: part 15 is wired; on the bases 1, the first one, I will fix the shaft S with the measuring roller 6 enter "into the measured hole of the part 15, which is installed so that the axis of the measured, / i - gaersty is close to the axis of baaa 3,11 therefore -" so. as the measuring axis. , -. 6 is initially offset from the axis. shaft 3 by a predetermined amount, det am -I / acting through the measuring roller 6 and ball 7 on Yeriztsnu 8 compresses the last), which measures the measuring roller 6 3 E times; analous antineating due to the large ooy-rigidity of the system zalz-measuring roller 6 zz. : HaiWji.iefiiiii / cooTHOineHMe axial and radial-rigidity can be set sufficiently yolshchik /. Directly, the measuring roller b interacts with the ball 7 and the surface of the variable hole. At the same time, the measuring roller 6 is sagged on the surface of the measured hole. Then rotate the shaft 3 with the handle 4. When the atom, the measuring roller 6 all lies. it is ignited by a spring-loaded ball 7 of the JK surface of the measured hole, forcing the measuring wheel to roll on it. At the end of the rolling, the chio is determined by the coincidence of the marks on the shaft 3 and Gcope 2 | the distance between the flags of the sensor 5 of the linear variables is 4.; -; . . -flaaivieTp opener | $ GO; Rolvda 6, measured

The range of the beats of the measuring roller 6-,

 -ig; . - Schrmlites 14, the measured part 15 is installed on the plate 14f-1say. D;. atchikblineyny movements 5 "Move the basis of I o-prschschsh,.; ZSyazdayyhvsh n mechanism d measuring roller 6.d. . input of zooldnee into the measured hole Dat to 5 linear stanchion-g; : -,. . . . , .- / / .; ,. . :;. SRI yGtan8Jvzhavayut with the possibility of a radically vzheyodeyotvsh about - ,, -. - measure with roller 6 and so that oh the latter lay in the dyad az ofie measuring Further / operation of the device yours is analogous to the above - .. After the measurements are completed, the measuring roller is removed from the sifted hole Ш1 by means of relative axial percussion: datrojstroy and details, after which the device is screwed into the original / - ,,. . SOS GOYASHEF.. l To improve measurement accuracy, follow the measuring roller. to make from a material with a coefficient of thermal expansion close to, - - KIM to; оо corresponding to the material coefficient, measure: details Thus, the device will make it possible to measure the hole diameter more accurately than the prototype, since relative measurements are made and the main contribution to the measurement error makes an error linear displacement transducer in a relatively small range of variation of a large measuring roller a, which is much smaller than the divertor by turning away, Measurement error of dialectet a is measuring;. oh video, relatively .. only the dialer from in advance with high precision.,. . The device shuot dp is wider and wider, because it allows you to change the details on the side surface. . . grooves or other holes are punched in the holes 1 moreover, the character l- W // v l o iptiOi ff: ::: - ::::. Sharanyaetsya kaschta dishyutra; snake; d5 yelno1 in advance about J GOKQfiTOHHoGTbio ,. and measured; . , - .x

 .; :: f

In addition, making measurements in various radial directions, it is possible to determine the suggested errors by the forging of the measured hole, for example, ovality. - ...: Watroyotvo easily reshapes to different diameters, n |) D for that. oh c)) openings 23. squeezing the ball 7, remove the measuring roller 6 o ealaZ,., replace it 51 on the other with the desired dialect ,. . . ; ydippoiiQSfee is also easy to implement l 8kopluatatsvd, (has.

. ..- -. /

high reliability, -. .

1::, ,.,- ../ -. ,. ,;

-

(.: .-:.

Claims (6)

1. A device for measuring diameter, comprising a base, a drive with a shaft mounted on it, a linear displacement sensor, an axisymmetric measuring roller, a clamping mechanism for the measuring roller, characterized in that the shaft is made with a hole whose axis is perpendicular to the axis of the shaft, the measuring roller is made with coaxial him an axisymmetric cavity and an annular groove on its lateral surface and mounted on the shaft with the possibility of relative movement, the clamp mechanism is made in the form of a shaft installed in the hole with zhnosti relative radial movement with respect to the spring-loaded ball and a shaft, interacting with an annular groove, and linear encoders mounted for radial interference with a measuring roller. 2. The device according to claim 1, characterized in that the measuring roller is made stepwise. 3. The device according to claim 1, characterized in that on the lateral surface of the cavity of the measuring roller, additional annular grooves are made coaxially with it, and additional holes in the shaft, respectively, their axes lying in the same plane with the axis of the shaft and the first hole, in additional holes additional spring-loaded balls are installed with the possibility of relative radial movement according to the number of holes interacting with the corresponding annular grooves. 4. The device according to claim 1, characterized in that a hole is made in the measuring roller, the axis of which lies in the plane of the largest diameter of the annular groove perpendicular to the axis of the cavity. 5. The device according to claim 1, characterized in that the linear displacement sensor is mounted on the base. 6. The device according to p. 1, characterized in that it is equipped with a plate on which, with the possibility of movement along the axis of the shaft, a base with a drive, a clamp mechanism and a measuring roller is mounted, and a linear displacement sensor is mounted on the plate.