CN212779066U - Paper right angle offset measuring instrument and right angle measuring device - Google Patents
Paper right angle offset measuring instrument and right angle measuring device Download PDFInfo
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- CN212779066U CN212779066U CN202021847947.3U CN202021847947U CN212779066U CN 212779066 U CN212779066 U CN 212779066U CN 202021847947 U CN202021847947 U CN 202021847947U CN 212779066 U CN212779066 U CN 212779066U
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Abstract
The utility model provides a paper right angle skew measuring apparatu includes the shell at least, is equipped with the inspection hole that runs through both sides about the shell on the shell, is equipped with the measuring tape on the upside of inspection hole or the drill way of downside, wherein preferred setting on the drill way of downside. The measuring scale is provided with a plurality of scale marks, and the scale marks at least comprise one zero scale. The paper right-angle deviation measuring instrument can conveniently measure the deviation of the paper, can read out accurate specific readings, and is convenient for adjusting the cutting equipment to ensure the quality of the paper. The utility model also provides a right angle measuring device, including measuring board and above-mentioned paper right angle skew measuring apparatu, paper right angle skew measuring apparatu with measure board sliding connection is equipped with on the measurement board and is used for carrying out the flange of fixing a position and the portion of bending to the paper.
Description
Technical Field
The utility model relates to a measuring device field, it is specific, a paper right angle skew measuring apparatu to and applied a right angle measuring device of above-mentioned paper right angle skew measuring apparatu.
Background
In the printing industry, large-area paper needs to be cut into a plurality of standard-size paper with regular shapes according to the requirements of specific products. According to international standards, paper sheets generally comprise standard sizes of different areas, such as A0, A1, A2 and the like, and the appearance of the paper sheets in the international standards is rectangular, so whether each corner of the paper sheet is a right angle or not is a key parameter for judging whether the paper sheet is cut to be qualified or not. In the prior art, the measurement of each corner of the paper is usually to directly place the paper on a right-angle mold, roughly observe whether two adjacent sides of the paper lean against the right-angle mold by naked eyes, further judge whether the corner of the paper is a right angle, and roughly judge the right-angle offset of the corner of the paper according to experience. This solution lacks the collection of the specific offset data of the paper, the available information is rough, and it often requires the staff to determine by experience whether the offset is within the allowable error range, so it is difficult to adjust the paper cutting device in a targeted manner.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: in the prior art, only whether the corner of the cut paper is a right angle or not is measured, the specific offset is difficult to measure, the offset of the corner of the paper is often judged by experience, and whether the offset of the right angle is within an acceptable error range or not is difficult to determine, so that the cutting equipment is difficult to adjust in a targeted manner.
In order to solve the technical problem, the utility model provides a technical scheme as follows:
the utility model provides a paper right angle skew measuring apparatu, at least including the shell, be equipped with on the shell and run through the observation hole of both sides about the shell, the fixedly connected with measuring tape of drill way position department of upside or the downside of observation hole, be equipped with a plurality of scale marks on the measuring tape, at least include a zero scale in the scale mark.
Preferably, a convex lens is fixedly arranged in the observation hole.
Further, the measuring tape is fixedly connected to the lower side surface of the observation hole.
Preferably, a lighting lamp is fixedly arranged in the observation hole, the lighting lamp is connected with a switch, and the switch is arranged on the outer surface of the shell.
In the scheme, the use method of the paper right-angle deviation measuring instrument comprises the steps of firstly paving paper on a plane, fixing one side of the paper, then aligning the zero scale of the paper right-angle deviation measuring instrument with the corner of the fixed side and the adjacent side, and then moving the paper right-angle deviation measuring instrument to the other corner of the paper along the direction perpendicular to the fixed side. In the process, if the side edge to be measured and the adjacent side edge are not right angles, after the paper right-angle deviation measuring instrument moves to another corner, the scale aligned to the other corner deviates relative to the zero scale, and the specific deviation amount can be obtained through conversion according to the scale of the measuring scale.
The advantage of above-mentioned scheme lies in, the paper right angle skew measuring apparatu is practical very convenient, can read out specific offset moreover, has solved prior art and can't confirm the problem that the paper turning can't confirm specific offset under the non-right angle condition.
As for how to realize that the paper right-angle deviation measuring instrument moves along a straight line, the existing right-angle mould can be used for providing limit for the paper right-angle deviation measuring instrument, or the following scheme is adopted:
the utility model also provides a right angle measuring device includes at least: the measuring device comprises a measuring plate, a bending part and a positioning part, wherein the measuring plate is provided with flanges extending along straight lines, and one end part of each flange is connected with the bending part which forms an included angle of 90 degrees with the flange; according to the paper right-angle deviation measuring instrument in any scheme, the paper right-angle deviation measuring instrument is connected with the measuring plate in a sliding mode, the movable direction of the paper right-angle deviation measuring instrument is perpendicular to the extending direction of the flanges, and the zero scale of the measuring scale is always located on the extension line of the inner side wall of the bending portion.
Preferably, the measuring plate is provided with a guide rail extending in a direction perpendicular to the flange, and a casing of the paper right-angle deviation measuring instrument is provided with a guide groove matched with the guide rail.
Preferably, a calibration line is arranged on the measuring plate, the calibration line extends along a straight line where the inner wall of the bent portion is located, and the calibration line is always aligned with the zero scale in the moving process of the paper right-angle deviation measuring instrument.
The right angle measuring device has the advantage that the flanges can provide positioning for the paper so that the paper remains stationary during the measurement. The design purpose of the bending part is also to provide positioning for the paper on one hand, and on the other hand, the bending part can provide a mounting position reference for the paper right-angle deviation measuring instrument, determine the zero position of the paper right-angle deviation measuring instrument and avoid measuring deviation.
Drawings
FIG. 1 is a top view of a preferred embodiment of a sheet offset gauge;
FIG. 2 is a side view of the sheet offset gauge;
FIG. 3 is a schematic view of an embodiment of a squaring device;
FIG. 4 is a schematic view showing a right angle measuring apparatus in a state of measuring a right angle deviation amount of a sheet;
FIG. 5 is a partial schematic view of portion A of FIG. 4;
description of reference numerals: 1-shell, 11-observation hole, 110-convex lens, 12-measuring scale, 13-illuminating lamp, 130-switch, 14-guide groove, 2-measuring plate, 21-flange, 210-right-angle bending part, 22-guide rail, 23-calibration line and 3-paper.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may include, for example, a fixed connection, an integral connection, or a detachable connection; may be communication within two elements; they may be directly connected or indirectly connected through an intermediate, and those skilled in the art can understand the specific meaning of the above terms in the present invention in specific situations.
The preferred embodiment of the paper right-angle deviation measuring instrument is shown in fig. 1 and fig. 2, and comprises a housing 1, wherein the housing 1 is provided with an observation hole 11 penetrating through the upper side and the lower side of the housing 1, a measuring scale 12 is fixedly arranged on an opening on the upper side or the lower side of the observation hole 11, and the measuring scale 12 comprises a plurality of scales and at least comprises a zero scale. When the paper right-angle deviation measuring instrument is used, one side of paper is fixed as a fixed side, the paper right-angle deviation measuring instrument is placed at one corner of the fixed side and an adjacent side, the zero scale of the measuring scale 12 is aligned with the corner, then the paper right-angle deviation measuring instrument is moved to the other corner of the paper along the direction perpendicular to the fixed side, the scale of the other corner displayed on the measuring scale 12 is read out, the error amount of the side edge is directly obtained, or the deviation amount of the corner can be converted according to the trigonometric function relation.
Considering that the offset of the paper is usually small, and the scale of the measuring tape 12 is difficult to see directly from the observation hole 11, in a further preferred embodiment, a convex lens 110 is further disposed in the observation hole 11, and the convex lens 110 plays a role of enlarging the scale of the measuring tape 12, so as to facilitate reading the scale. Further, in order to reduce the observation error, a measuring tape 12 is provided below the observation hole 11, and the measuring tape directly contacts the sheet to avoid the observation error.
Considering that the use scene may have the problem that the illumination intensity is insufficient and the reading is difficult, furthermore, an illuminating lamp 13 is arranged in the observation hole 11, and a switch 130 connected with the illuminating lamp 13 is arranged on the outer surface of the shell 1, so that the switch of the illuminating lamp 13 is convenient to control.
In view of the problem that the paper right-angle deviation measuring instrument is directly used and errors are caused by misoperation, the scheme also provides a right-angle measuring device, as shown in fig. 3 to 5, the right-angle measuring device comprises a measuring plate 2, a flange 21 extending along a straight line is fixedly arranged on the measuring plate 2, and a bending part 210 forming an included angle of 90 degrees with the flange 21 is arranged at the end part of one side of the flange 21. The paper right-angle deviation measuring instrument is connected with the measuring plate 2 in a sliding mode, the movable direction of the paper right-angle deviation measuring instrument is perpendicular to the flange 21, and the zero scale on the measuring scale 12 is always located on the straight line where the inner side wall of the bending portion 210 is located.
Taking fig. 4 as an example, when the right angle measuring device is used, firstly, the lower side of the paper 3 leans against the rib 21, the corner of the right lower side of the paper 3 leans against the included angle of the inner side formed by the remaining rib 21 of the bending portion 210, and the lower part of the right side of the paper 3 leans against the inner side wall of the bending portion 210, then the paper right angle deviation measuring instrument is moved to the corner of the right upper side of the paper 3, and at this time, the scale indication number corresponding to the corner of the right upper side of the paper 3 is the deviation amount of the side of the paper 3.
In a further preferred embodiment, the housing of the instrument for measuring the right angle deviation of the paper is provided with a guide groove 14, the measuring plate 2 is provided with a guide rail 22 matched with the guide groove 14, and the extension direction of the guide rail 22 is perpendicular to the rib 21. The guide groove 14 and the guide rail 22 cooperate to limit the movement of the sheet skew measuring apparatus in a direction perpendicular to the rib 21. When designing the position of the guide rail 22, care should be taken to keep the zero scale of the measuring tape 12 always on the straight line of the inner side wall of the bending portion 210.
In a preferred scheme, a calibration line 23 is further arranged on the measuring plate 2, the calibration line 23 is located on a straight line where the inner side wall of the bending portion 210 is located, after the paper 3 is prevented from being on the measuring plate 2, the distance between the calibration line 23 and the side edge of the paper 3 is compared, whether the paper 3 has a problem of large right-angle offset can be roughly estimated, and if the offset is large, the paper 3 is directly returned to the cutting equipment for processing again without using a paper right-angle offset measuring instrument.
In summary, the above description is only a preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention should be included within the scope of the present invention.
Claims (7)
1. The utility model provides a paper right angle skew measuring apparatu, its characterized in that includes shell (1) at least, be equipped with on the shell and run through observation hole (11) of both sides about the shell, the upside of observation hole or the drill way position department fixedly connected with measuring tape (12) of downside, be equipped with a plurality of scale marks on the measuring tape, include a zero scale in the scale mark at least.
2. The paper sheet right angle deviation measuring instrument according to claim 1, wherein a convex lens (110) is fixedly arranged in the observation hole.
3. The sheet misalignment measuring instrument of claim 2, wherein the measuring tape is fixedly attached to the underside of the observation hole.
4. The paper sheet right angle deviation measuring instrument according to claim 1, characterized in that an illuminating lamp (13) is fixedly arranged in the observation hole, a switch (130) is connected with the illuminating lamp, and the switch is arranged on the outer surface of the shell.
5. A right angle measuring device, comprising at least:
the measuring device comprises a measuring plate (2), wherein flanges (21) extending along a straight line are arranged on the measuring plate, and one end of each flange is connected with a bending part (210) forming an included angle of 90 degrees with the flange;
the instrument of any one of claims 1 to 4, wherein the instrument is slidably connected to the measuring board, the movable direction of the instrument is perpendicular to the extending direction of the rib, and the zero scale of the measuring tape is always located on the extension line of the inner sidewall of the bending portion.
6. The device according to claim 5, wherein the measuring plate is provided with guide rails (22) extending in a direction perpendicular to the ribs, and the housing of the device is provided with guide grooves (14) adapted to the guide rails.
7. The device according to claim 5, characterized in that a calibration line (23) is provided on the measuring board, the calibration line extending along a straight line on which the inner wall of the bent portion is located, the calibration line being always aligned with the zero scale during the movement of the paper deflection measuring device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021847947.3U CN212779066U (en) | 2020-08-28 | 2020-08-28 | Paper right angle offset measuring instrument and right angle measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021847947.3U CN212779066U (en) | 2020-08-28 | 2020-08-28 | Paper right angle offset measuring instrument and right angle measuring device |
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| Publication Number | Publication Date |
|---|---|
| CN212779066U true CN212779066U (en) | 2021-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021847947.3U Active CN212779066U (en) | 2020-08-28 | 2020-08-28 | Paper right angle offset measuring instrument and right angle measuring device |
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| CN (1) | CN212779066U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112229292A (en) * | 2020-10-26 | 2021-01-15 | 浙江美浓世纪集团有限公司 | Paper protractor |
-
2020
- 2020-08-28 CN CN202021847947.3U patent/CN212779066U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112229292A (en) * | 2020-10-26 | 2021-01-15 | 浙江美浓世纪集团有限公司 | Paper protractor |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211220 Address after: 310000 No. 6, Xiyuan Third Road, Sandun Town, Xihu District, Hangzhou City, Zhejiang Province Patentee after: ZHEJIANG MINONG CENTURY GROUP Co.,Ltd. Address before: 310000 1st and 2nd floor, northeast of Building 5, no.928 Tongxie Road, dinglan street, Jianggan District, Hangzhou City, Zhejiang Province Patentee before: ZHEJIANG XINGGAN TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |