CN215598255U

CN215598255U - Measuring scale

Info

Publication number: CN215598255U
Application number: CN202121124448.6U
Authority: CN
Inventors: 赵子晋; 王小虎
Original assignee: GAC Honda Automobile Co Ltd
Current assignee: GAC Honda Automobile Co Ltd
Priority date: 2021-05-24
Filing date: 2021-05-24
Publication date: 2022-01-21
Anticipated expiration: 2031-05-24

Abstract

The utility model discloses a measuring scale, comprising: the ruler rod is cylindrical, the peripheral surface of the ruler rod is provided with first scales, the first scales are distributed along the axial direction of the ruler rod, and the end part of the ruler rod is provided with a reference surface; the vernier is sleeved on the ruler rod and can axially move along the ruler rod and circumferentially rotate along the ruler rod, and a reading assembly is arranged on the vernier; and the probe is connected with the vernier and deviates from the axis of the ruler rod, and the probe extends towards the direction of the reference surface. The dipperstick has and is cylindric chi pole and is the vernier of cover tube-shape, when actual measurement needs rotate certain angle to the probe, the rotatory vernier of accessible is rotatory around the chi pole, and the probe can rotate along with the vernier together, until the probe is rotatory to specific position, can guarantee like this that the reference surface relatively fixed in the measurement avoids leading to the reference surface can't place, and produces great measuring error.

Description

Measuring scale

Technical Field

The utility model is used in the field of measuring tools, and particularly relates to a measuring scale.

Background

In the aspect of automobile production, the fitting error exists during the part assembly, and the surface-surface joint is not smooth, so that the hand scraping feeling is not smooth. The special measuring tool is generally adopted to detect the assembly precision deviation of the surface-to-surface joint, and the measuring tool in the prior art has the following defects:

in the measurement use, sometimes the probe needs to rotate by a certain angle, but the ruler rod rotates along with the probe, so that the reference surface can not be placed, and the reading can not be directly seen, thereby generating a large measurement error.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve at least one technical problem in the prior art and provides a measuring scale.

The technical scheme adopted by the utility model for solving the technical problems is as follows:

a measuring ruler, comprising:

the ruler rod is cylindrical, the peripheral surface of the ruler rod is provided with first scales, the first scales are distributed along the axial direction of the ruler rod, and the end part of the ruler rod is provided with a reference surface;

the vernier is sleeved on the ruler rod and can axially move along the ruler rod and circumferentially rotate along the ruler rod, and a reading assembly is arranged on the vernier;

and the probe is connected with the vernier and deviates from the axis of the ruler rod, and the probe extends towards the direction of the reference surface.

In some embodiments, the first scale extends circumferentially along the blade, the reading assembly comprising:

and the reading window is arranged on the vernier, and the edge of the reading window is provided with second scales which are distributed along the axial direction of the ruler rod.

In some embodiments, a plurality of the reading windows are provided along a circumference of the cursor.

In some embodiments, the vernier is provided with a first locking screw which is matched with the ruler rod.

In some embodiments, the outer circumference of the rod is provided with at least one limiting plane matched with the first locking screw.

In some embodiments, the limit plane extends in an axial direction of the blade bar.

In some embodiments, the limiting planes comprise a first limiting plane and a second limiting plane, and the first limiting plane and the second limiting plane are oppositely distributed at 180 degrees on the outer periphery of the ruler rod.

In some embodiments, the cursor is provided with a connecting arm extending along the radial direction, the connecting arm is sleeved with a connecting frame, the connecting frame can reciprocate along the connecting arm, the connecting frame is provided with a second locking screw matched with the connecting arm, and the probe is connected to the connecting frame.

In some embodiments, the reading assembly includes a display screen.

One of the above technical solutions has at least one of the following advantages or beneficial effects: the dipperstick has and is cylindric chi pole and is the vernier of cover tube-shape, when actual measurement needs rotate certain angle to the probe, the rotatory vernier of accessible is rotatory around the chi pole, and the probe can rotate along with the vernier together, until the probe is rotatory to specific position, can guarantee like this that the reference surface relatively fixed in the measurement avoids leading to the reference surface can't place, and produces great measuring error.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic structural diagram of one embodiment of the present invention;

fig. 2 is a schematic structural diagram of the cursor of fig. 1 after rotating to another angle according to an embodiment.

Detailed Description

Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.

In the present invention, if directions (up, down, left, right, front, and rear) are described, it is only for convenience of describing the technical solution of the present invention, and it is not intended or implied that the technical features referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, it is not to be construed as limiting the present invention.

In the utility model, the meaning of "a plurality" is one or more, the meaning of "a plurality" is more than two, and the terms of "more than", "less than", "more than" and the like are understood to exclude the number; the terms "above", "below", "within" and the like are understood to include the instant numbers. In the description of the present invention, if there is description of "first" and "second" only for the purpose of distinguishing technical features, it is not to be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.

In the present invention, unless otherwise specifically limited, the terms "disposed," "mounted," "connected," and the like are to be understood in a broad sense, and for example, may be directly connected or indirectly connected through an intermediate; can be fixedly connected, can also be detachably connected and can also be integrally formed; may be mechanically coupled, may be electrically coupled or may be capable of communicating with each other; either as communication within the two elements or as an interactive relationship of the two elements. The specific meaning of the above-mentioned words in the present invention can be reasonably determined by those skilled in the art in combination with the detailed contents of the technical solutions.

Referring to fig. 1 and 2, an embodiment of the present invention provides a measuring scale, including a scale rod 1, a vernier 2 and a probe 3, where the scale rod 1 is cylindrical, the outer circumferential surface of the scale rod 1 is provided with a first scale 11, the first scale 11 is distributed along the axial direction of the scale rod 1, and the end of the scale rod 1 is provided with a reference surface 12. Vernier 2 is the cover tube-shape, and vernier 2 suit is in chi pole 1, and

vernier

2 and 1 clearance fit of chi pole or transition fit for vernier 2 can be followed 1 axial motion of chi pole, and can be followed 1 circumference of chi pole and rotated, and vernier 2 is equipped with the reading subassembly. The probe 3 is connected with the vernier 2 and deviates from the axis of the ruler rod 1, and the probe 3 extends towards the reference surface 12.

When the measurement is carried out, the reference surface 12 and the probe 3 are respectively placed on two surfaces to be measured, and when the difference between the height and the height is measured, the reading of the reading assembly is directly carried out.

In the embodiment of the utility model, the measuring scale is provided with the cylindrical scale rod 1 and the sleeve-shaped vernier 2, when the probe 3 needs to rotate for a certain angle in actual measurement, the vernier 2 can rotate around the scale rod 1, the probe 3 can rotate along with the vernier 2 until the probe 3 rotates to a specific position, and thus, the relative fixation of the reference surface 12 in measurement can be ensured, and the phenomenon that the reference surface 12 cannot be placed to generate a large measurement error is avoided.

In some embodiments, the measuring scale adopts a mechanical reading assembly, see fig. 1 and 2, the reading assembly includes a reading window 21, the reading window 21 is opened on the cursor 2, the edge of the reading window 21 is provided with a second scale 22, and the second scale 22 is distributed along the axial direction of the scale rod 1. By means of the first scale 11 and the second scale 22, corresponding readings can be obtained quickly and accurately, and the reading method is similar to that of a vernier caliper.

Wherein, in order to guarantee that vernier 2 rotates to any angle homoenergetic and carries out the reading, first scale 11 extends along chi pole 1 circumference, guarantees in the reading window 21 homoenergetic and shows first scale 11.

In addition, the first scale 11 can be calibrated by 4 colors, the scale 0 is a red line, the scale-5 and-10 are green scale lines, the scale 5, 10, 15, 20, 25 and 30 are blue scale lines, and the rest scale lines are black, so that the scale measurement alignment is not influenced when the vernier 2 rotates randomly, and accurate measurement reading is provided.

Further, in some embodiments, in combination with fig. 1 and 2, a plurality of reading windows 21 are provided along the circumference of the cursor 2, so that multi-angle direct reading can be realized without adjusting the reading direction after the cursor 2 rotates.

It can be understood that the measuring scale also adopts electronic reading component, and the reading component includes the display screen, and its principle is similar with digital display caliper among the prior art, uses photoelectric pulse counting principle promptly, changes the displacement volume of vernier 2 into pulse signal, will measure for the size digital display on the display screen through counter and display.

In some embodiments, referring to fig. 1 and 2, the vernier 2 is provided with a first locking screw 23 matched with the ruler rod 1, and during measurement, the relative position of the vernier 2 and the ruler rod 1 is fixed by screwing the first locking screw 23, so that reading is convenient.

Further, referring to fig. 1 and 2, in order to prevent the first locking screw 23 from damaging the outer peripheral surface of the ruler rod 1 and the first scale 11 during locking, at least one limiting plane 12 matched with the first locking screw 23 is arranged on the outer peripheral surface of the ruler rod 1, a certain gap is formed between the ruler rod 1 and the vernier 2 through the limiting plane 12, and when the first locking screw 23 is screwed, the first locking screw 23 is embedded into the gap to avoid contacting with the outer peripheral surface of the ruler rod 1, so that locking and positioning can be achieved.

The limiting plane 12 may be discontinuous or continuous, for example, in some embodiments shown in fig. 1, the limiting plane 12 extends along the axial direction of the measuring rod 1 to form a through plane.

Further, referring to fig. 1 and 2, the limit plane 12 includes a first limit plane and a second limit plane, the first limit plane and the second limit plane are oppositely distributed at 180 ° on the outer periphery of the ruler rod 1, so that 180 ° rotation locking of the vernier can be realized, and the measurement reading can be realized by rotating the ruler rod 1.

The probe 3 can be directly or indirectly connected to the cursor 2, for example, in some embodiments shown in fig. 1, the cursor 2 is provided with a connecting arm 24 extending in a radial direction, the connecting arm 24 is sleeved with a connecting frame 31, the probe 3 is connected to the connecting frame 31, and the connecting frame 31 can reciprocate along the connecting arm 24 to adjust the distance between the probe 3 and the reference surface 12. Wherein, the connecting frame 31 is provided with a second locking screw 32 matched with the connecting arm 24 to ensure locking after the probe 3 is adjusted in place.

In the description herein, references to the description of the term "example," "an embodiment," or "some embodiments," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The utility model is not limited to the above embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the utility model, and such equivalent modifications or substitutions are included in the scope of the claims of the present application.

Claims

1. A measuring scale, comprising:

2. The measuring scale as defined in claim 1, wherein the first scale extends circumferentially along the shaft, the reading assembly including:

3. The measuring ruler of claim 2, wherein a plurality of said reading windows are provided circumferentially along said cursor.

4. The measuring rule according to claim 1, characterised in that said cursor is provided with a first locking screw cooperating with said rule stem.

5. The measuring rule according to claim 4, characterised in that the outer peripheral surface of the rule stem is provided with at least one limit plane cooperating with the first locking screw.

6. The measuring rule according to claim 5, characterised in that said limit plane extends in the axial direction of the rule stem.

7. The measuring rule according to claim 6, characterised in that said limit planes comprise a first limit plane and a second limit plane, said first limit plane and second limit plane being arranged 180 ° opposite on the outer circumference of said rule rod.

8. The measuring ruler of claim 1, wherein the cursor is provided with a connecting arm extending in a radial direction, the connecting arm is sleeved with a connecting frame, the connecting frame can reciprocate along the connecting arm, the connecting frame is provided with a second locking screw matched with the connecting arm, and the probe is connected to the connecting frame.

9. The measuring scale of claim 1, wherein the reading assembly includes a display screen.