CN115235310B - Dovetail groove measuring caliper convenient to use - Google Patents
Dovetail groove measuring caliper convenient to use Download PDFInfo
- Publication number
- CN115235310B CN115235310B CN202210838774.6A CN202210838774A CN115235310B CN 115235310 B CN115235310 B CN 115235310B CN 202210838774 A CN202210838774 A CN 202210838774A CN 115235310 B CN115235310 B CN 115235310B
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- frame
- ruler
- measuring
- claw
- caliper
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Classifications
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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
- G01B3/00—Measuring instruments characterised by the use of mechanical techniques
- G01B3/38—Gauges with an open yoke and opposed faces, i.e. calipers, in which the internal distance between the faces is fixed, although it may be preadjustable
-
- 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
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
-
- 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
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
- G01B5/06—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness
-
- 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
- G01B5/08—Measuring arrangements characterised by the use of mechanical techniques for measuring diameters
Abstract
The invention relates to the technical field of measuring tools, in particular to a dovetail groove measuring caliper convenient to use, which comprises a caliper body, a first caliper frame, a second caliper frame and a vernier, wherein a plug piece is arranged between the first caliper frame and the second caliper frame, two locking knobs respectively penetrate through the first caliper frame and the second caliper frame and are abutted to the plug piece, a main caliper measuring claw is arranged on the caliper body, a caliper frame measuring claw is arranged on the first caliper frame, an end face detecting claw is arranged on the second caliper frame, a dovetail measuring section is formed between the main caliper measuring claw and the caliper frame measuring claw, a unilateral measuring section is formed between the main caliper measuring claw and the end face detecting claw, and an outer dimension measuring section is formed between the caliper frame measuring claw and the end face detecting claw; the abutting mechanism comprises an elastic piece, one end of the elastic piece is connected with the bottom surface of the first ruler frame, the other end of the elastic piece is connected with a pressing block, and one end, close to the ruler frame, of the pressing block is provided with a sliding clamp. The main ruler measuring claw, the ruler frame measuring claw and the end face detecting claw are matched with each other, so that various size data of the dovetail groove can be measured.
Description
Technical Field
The invention relates to the field of measuring tools, in particular to a dovetail groove measuring caliper convenient to use.
Background
The vernier caliper is a common instrument for measuring length in industry, and consists of a ruler body and a vernier capable of sliding on the ruler body. If viewed from the back, the frame is integral. A spring piece is arranged between the ruler frame and the ruler body, and the ruler frame is tightly abutted against the ruler body by utilizing the elasticity of the spring piece. The upper part of the ruler frame is provided with a fastening screw which can fix the ruler frame at any position on the ruler body. The blade and the frame are provided with measuring jaws, the width of the groove and the inner diameter of the pipe can be measured by using the inner measuring jaw, and the thickness of the part and the outer diameter of the pipe can be measured by using the outer measuring jaw. The depth gauge is connected with the vernier, and can measure the depth of the groove and the hole. The scale is arranged on the ruler body and the vernier, and the measuring claw of the traditional caliper is difficult to meet the requirements due to the specificity of the dovetail shape of the measured object, so that the measuring efficiency and the measuring precision are affected.
The special measuring tool for measuring the width of the dovetail groove comprises a vernier caliper, two claw sleeves and two spherical measuring heads, wherein the two claw sleeves are respectively arranged on two outer measuring claws of the vernier caliper through positioning pins, and the two spherical measuring heads are respectively arranged on the outer sides of the bottom ends of the two claw sleeves. According to the patent, the two claw sleeves and the two spherical measuring heads are arranged, the two spherical measuring heads are abutted against the bottom and two sides of the dovetail groove through adjusting the sliding cursors of the vernier caliper, the readings of the vernier caliper are read, and the width data of the dovetail groove can be obtained after calculation and conversion through the set standard values. However, this patent still suffers from a number of disadvantages: 1. the distance of the dovetail parts to the other end faces cannot be measured. 2. Different standards are required to be provided when measuring different dovetail grooves.
Disclosure of Invention
The invention aims to solve the technical problems that: in order to solve the problem that the size measurement of the dovetail-shaped part is difficult to carry out, the invention provides a dovetail groove measuring caliper which is convenient to use, and solves the problem.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a dovetail measurement caliper convenient to use, includes blade, first chi frame and second chi frame slidable mounting are in on the blade, all be provided with the vernier on first chi frame and the second chi frame, first chi frame and second chi frame with all be provided with the stopper between the blade, the upper portion of first chi frame and second chi frame is provided with locking knob, two locking knob pass respectively after first chi frame and the second chi frame with the stopper butt, the tip of blade is provided with the main scale measurement claw of dysmorphism, the tail end of first chi frame corresponds the main scale measurement claw is provided with the chi frame measurement claw, the front end of second chi frame is provided with the terminal surface detection claw, the main scale measurement claw with form the single-sided measurement section between the blade, the main scale measurement claw with form between the terminal surface detection claw and outside dimension measurement claw between the terminal surface measurement claw forms the outside dimension measurement section;
the part of the first ruler frame positioned at the dovetail measurement section is also provided with a propping mechanism, the propping mechanism comprises a spring plate and a pressing block, one end of the spring plate is connected with the bottom surface of the first ruler frame, the other end of the elastic piece is connected with the top surface of the pressing block, one end, close to the ruler frame measuring claw, of the pressing block is provided with a sliding clamp, and the sliding clamp is in sliding connection with the side surface of the ruler frame measuring claw.
Preferably, the upper part of the first ruler frame is further provided with a linkage mechanism, the linkage mechanism comprises a seesaw, the middle part of the seesaw is rotatably installed on the first ruler frame, one end, close to the first ruler frame, of the seesaw is abutted to the lower end face of the locking knob, one end, close to the second ruler frame, of the seesaw is provided with a clamping block, the second ruler frame is provided with a clamping groove corresponding to the clamping block, and when the locking knob on the first ruler frame is not screwed, the clamping block can be clamped with the clamping groove; when the locking knob on the first ruler frame is screwed, the clamping block is separated from the clamping groove.
Preferably, the main scale measuring claw and the frame measuring claw are dovetail-shaped.
Preferably, the end face of the main scale measuring claw far away from the tail part of the ruler body forms a main scale measuring surface, the end face of the ruler frame measuring claw close to the tail part of the ruler body forms a ruler frame measuring surface, and the end face of the end face detecting claw far away from the tail part of the ruler body forms an end face measuring surface.
Preferably, when the distance between the main scale measuring surface and the scale measuring surface is 30 mm, the line 0 of the cursor of the first scale coincides with the line 3 of the scale body.
Preferably, when the distance between the main scale measuring surface and the end surface measuring surface is 60 mm, the line 0 of the vernier of the second scale frame is overlapped with the line 6 of the ruler body.
Preferably, the ruler body is further provided with an upper scribing line, and when the cursor '0' line of the first ruler frame is overlapped with the '3' line of the ruler body, and when the cursor '0' line of the second ruler frame is overlapped with the '0' line of the upper scribing line, the ruler frame measuring surface is overlapped with the end surface measuring surface.
The measuring device has the beneficial effects that firstly, the width dimension of the dovetail-shaped part to be measured can be measured by clamping the dovetail-shaped part to be measured between the main ruler measuring claw and the ruler frame measuring claw; when the distance between the dovetail part and the other plane is required to be measured, the main ruler measuring claw is abutted against one side of the dovetail part, then the end face detecting claw is abutted against the plane to be measured, the measurement can be performed, the outer dimension of the part can be measured through the cooperation of the end face detecting claw and the ruler frame measuring claw, and the three-purpose measuring of the various dimension data of the dovetail groove is performed by one ruler.
Secondly, the ruler frame measuring claw can be always attached to the part to be measured through the abutting mechanism, and the accuracy of a measuring result is guaranteed.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a schematic view of the construction of a preferred embodiment of a dovetail measurement caliper for ease of use in accordance with the present invention;
FIG. 2 is a front view of a dovetail measurement caliper of the present invention for ease of use;
FIG. 3 is a schematic illustration of the fit of a first and second frame of a dovetail measurement caliper of the present invention;
FIG. 4 is a schematic view of a first frame of a dovetail measurement caliper of the present invention for ease of use;
FIG. 5 is a schematic view of a second frame of a dovetail measurement caliper of the present invention for ease of use.
Reference numerals: 1. a ruler body; 2. a first ruler frame; 3. a second ruler frame; 4. a cursor; 5. a plug sheet; 6. a locking knob; 7. a main scale measuring claw; 8. a measuring jaw of the ruler frame; 9. an end face detection claw; 10. a tightening mechanism; 11. a spring plate; 12. briquetting; 13. sliding pliers; 14. a linkage mechanism; 15. a seesaw; 16. a clamping block; 17. a clamping groove; 18. a main scale measuring surface; 19. a measuring surface of the ruler frame; 20. an end face measurement face; 21. and (5) scribing.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art. Furthermore, in the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
As shown in fig. 1 to 5, the invention provides an embodiment of a dovetail groove measuring caliper convenient to use, which comprises a caliper body 1, a first caliper frame 2 and a second caliper frame 3, wherein the first caliper frame 2 and the second caliper frame 3 are slidably arranged on the caliper body 1, a convex button is arranged on the second caliper frame 3, when the positions of the first caliper frame 2 and the second caliper frame 3 need to be adjusted, a finger pushes and pulls the convex button to enable the first caliper frame 2 and the second caliper frame 3 to move along the caliper body 1, a vernier 4 is arranged on each of the first caliper frame 2 and the second caliper frame 3, a plug piece 5 is arranged between each of the first caliper frame 2 and the second caliper frame 3 and the caliper body 1, a locking knob 6 is arranged on the upper parts of the first caliper frame 2 and the second caliper frame 3 and is abutted to the plug piece 5 after penetrating through the first caliper frame 2 and the second caliper frame 3 respectively, and when the first caliper frame 2 and the second caliper frame 3 move in place, the locking knob 6 is rotated to enable the locking knob 6 to move along the caliper frame 1, and the second caliper frame 2 is prevented from being screwed into the second caliper frame 2 and the second caliper frame 3, and the plug piece 5 is prevented from being screwed tightly; when the first ruler frame 2 and the second ruler frame 3 need to be moved, the locking knob 6 is loosened, the first ruler frame 2 and the second ruler frame 3 can freely slide along the ruler body 1, the end part of the ruler body 1 is provided with a special-shaped main ruler measuring claw 7, the tail end of the first ruler frame 2 is provided with a ruler frame measuring claw 8 corresponding to the main ruler measuring claw 7, the main ruler measuring claw 7 and the ruler frame measuring claw 8 are in a dovetail shape, when the wide edge size of a dovetail-shaped part is measured, the dovetail-shaped part to be measured is clamped between the main ruler measuring claw 7 and the ruler frame measuring claw 8, the wide edge size of the dovetail-shaped part can be measured, the front end of the second ruler frame 3 is provided with an end face detecting claw 9, when the distance between the dovetail-shaped part and the other plane needs to be measured, the main ruler measuring claw 7 is abutted against one side of the dovetail-shaped part, the end face detecting claw 9 is abutted against the plane to be measured, and the outer dimension of the part can be measured through the cooperation of the end face detecting claw 9 and the ruler frame measuring claw 8;
the end face of the main scale measuring claw 7 far away from the tail of the ruler body 1 forms a main scale measuring face 18, the end face of the ruler frame measuring claw 8 close to the tail of the ruler body 1 forms a ruler frame measuring face 19, the end face of the end face detecting claw 9 far away from the tail of the ruler body 1 forms an end face measuring face 20, when measuring the part to be measured in the dovetail shape, a dovetail measuring section is formed between the main scale measuring face 18 of the main scale measuring claw 7 and the ruler frame measuring face 19 of the ruler frame measuring claw 8, the part to be measured is clamped at the dovetail measuring section, the width dimension of the dovetail-shaped part is measured through the dovetail measuring section, a unilateral measuring section is formed between the main scale measuring face 18 of the main scale measuring claw 7 and the end face measuring face 20 of the end face detecting claw 9, the distance from the dovetail-shaped part to other planes is measured through the unilateral measuring section, an outer dimension measuring section is formed between the ruler frame measuring plane and the end face measuring plane, and the distance between any two planes is measured.
The part that lies in the forked tail and measures the section on the first chi frame 2 still is provided with supports tight mechanism 10, support tight mechanism 10 includes shell fragment 11 and briquetting 12, the one end of shell fragment 11 is connected with the bottom surface of first chi frame 2, the other end of shell fragment 11 is connected with the top surface of briquetting 12, when measuring the part that awaits measuring through the forked tail measurement section, need make chi frame measurement claw 8 and part butt that awaits measuring, in the butt process, the part that awaits measuring can jack-up with briquetting 12 makes shell fragment 11 compressed, the elasticity of shell fragment 11 makes chi frame measurement claw 8 can keep laminating with the part that awaits measuring voluntarily, guarantee the measuring result accurate, the one end that is close to chi frame measurement claw 8 on the briquetting 12 has smooth clamp 13, smooth clamp 13 and the side sliding connection of chi frame measurement claw 8, guide briquetting 12 through smooth clamp 13, make briquetting 12 can keep vertical lift.
The upper part of the first ruler frame 2 is also provided with a linkage mechanism 14, the linkage mechanism 14 comprises a rocker 15, the middle part of the rocker 15 is hinged on the first ruler frame 2, one end of the rocker 15, which is close to the first ruler frame 2, is abutted against the lower end face of the locking knob 6, one end of the rocker 15, which is close to the second ruler frame 3, is provided with a clamping block 16, the second ruler frame 3 is provided with a clamping groove 17 corresponding to the clamping block 16, when the first ruler frame 2 needs to be subjected to position adjustment, the locking knob 6 positioned on the first ruler frame 2 is not screwed, and the clamping block 16 is clamped with the clamping groove 17, namely, the first ruler frame 2 and the second ruler frame 3 are connected through the rocker 15, so that an operator can drive the first ruler frame 2 to be adjusted through adjusting the position of the second ruler frame 3, and a user can conveniently perform measurement operation; after the first ruler frame 2 moves in place, the locking knob 6 on the first ruler frame 2 is used for locking, after the locking knob 6 on the first ruler frame 2 is screwed, one end, abutting against the locking knob 6, of the rocker 15 is pressed downwards, the rocker 15 rotates by taking the hinge of the rocker 15 and the first ruler frame 2 as an axis, the clamping block 16 is lifted, the clamping block 16 is separated from the clamping groove 17, and at the moment, the position of the second ruler frame 3 can be independently adjusted to meet different measurement requirements.
When the distance between the main ruler measuring surface 18 and the ruler frame measuring surface 19 is 30 mm, the line 0 of the cursor 4 of the first ruler frame 2 is overlapped with the line 3 of the ruler body 1; when the distance between the main ruler measuring surface 18 and the end surface measuring surface 20 is 60 mm, the 0 line of the cursor 4 of the second ruler frame 3 is overlapped with the 6 line of the ruler body 1; the blade 1 also has an upper score line 21, and when the line of the cursor 4"0" of the first frame 2 coincides with the line of the "3" of the blade 1, and when the line of the cursor 4"0" of the second frame 3 coincides with the line of the "0" of the upper score line 21, the frame measuring surface 19 coincides with the end surface measuring surface 20.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means 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 present invention. In this specification, schematic representations of terms 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.
With the above-described preferred embodiments according to the present invention as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present invention. The technical scope of the present invention is not limited to the description, but must be determined according to the scope of claims.
Claims (7)
1. The utility model provides a caliper is measured to dovetail convenient to use, includes blade (1), first chi frame (2) and second chi frame (3) slidable mounting are in on blade (1), all be provided with cursor (4) on first chi frame (2) and second chi frame (3), first chi frame (2) and second chi frame (3) with all be provided with stopper piece (5) between blade (1), the upper portion of first chi frame (2) and second chi frame (3) is provided with locking knob (6), two locking knob (6) pass respectively behind first chi frame (2) and second chi frame (3) with stopper piece (5) butt, its characterized in that: the end part of the ruler body (1) is provided with a special-shaped main ruler measuring claw (7), the tail end of the first ruler frame (2) is provided with a ruler frame measuring claw (8) corresponding to the main ruler measuring claw (7), the front end of the second ruler frame (3) is provided with an end face detecting claw (9), a dovetail measuring section is formed between the main ruler measuring claw (7) and the ruler frame measuring claw (8), a unilateral measuring section is formed between the main ruler measuring claw (7) and the end face detecting claw (9), and an outer dimension measuring section is formed between the ruler frame measuring claw (8) and the end face detecting claw (9);
the utility model discloses a ruler frame, including first ruler frame (2), first ruler frame (2) and second ruler frame, be located the part of forked tail measurement section and still be provided with support tight mechanism (10), support tight mechanism (10) including shell fragment (11) and briquetting (12), the one end of shell fragment (11) with the bottom surface of first ruler frame (2) is connected, the other end of shell fragment (11) with the top surface of briquetting (12) is connected, be close to on briquetting (12) ruler frame measurement claw (8) one end has smooth pincers (13), smooth pincers (13) with side sliding connection of ruler frame measurement claw (8).
2. A ready-to-use dovetail measurement caliper according to claim 1, wherein: the upper part of the first ruler frame (2) is further provided with a linkage mechanism (14), the linkage mechanism (14) comprises a rocker (15), the middle part of the rocker (15) is rotatably arranged on the first ruler frame (2), one end, close to the first ruler frame (2), of the rocker (15) is abutted to the lower end face of the locking knob (6), one end, close to the second ruler frame (3), of the rocker (15) is provided with a clamping block (16), a clamping groove (17) is formed in the second ruler frame (3) corresponding to the clamping block (16), and when the locking knob (6) on the first ruler frame (2) is not screwed, the clamping block (16) can be clamped with the clamping groove (17); when the locking knob (6) positioned on the first ruler frame (2) is screwed, the clamping block (16) is separated from the clamping groove (17).
3. A ready-to-use dovetail measurement caliper according to claim 2, wherein: the main ruler measuring claw (7) and the ruler frame measuring claw (8) are dovetail-shaped.
4. A ready-to-use dovetail measurement caliper according to claim 3, wherein: the end face, far away from the tail of the ruler body (1), of the main ruler measuring claw (7) forms a main ruler measuring face (18), the end face, close to the tail of the ruler body (1), of the ruler frame measuring claw (8) forms a ruler frame measuring face (19), and the end face, far away from the tail of the ruler body (1), of the end face detecting claw (9) forms an end face measuring face (20).
5. A ready-to-use dovetail measurement caliper according to claim 4, wherein: when the distance between the main ruler measuring surface (18) and the ruler frame measuring surface (19) is 30 mm, the 0 line of the cursor (4) of the first ruler frame (2) is overlapped with the 3 line of the ruler body (1).
6. A ready-to-use dovetail measurement caliper according to claim 5, wherein: when the distance between the main ruler measuring surface (18) and the end surface measuring surface (20) is 60 mm, the 0 line of the cursor (4) of the second ruler frame (3) is overlapped with the 6 line of the ruler body (1).
7. A ready-to-use dovetail measurement caliper according to claim 6, wherein: the ruler body (1) is also provided with an upper scribing line (21), and when the '0' line of the vernier (4) of the first ruler frame (2) is overlapped with the '3' line of the ruler body (1), and when the '0' line of the vernier (4) of the second ruler frame (3) is overlapped with the '0' line of the upper scribing line (21), the ruler frame measuring surface (19) is overlapped with the end surface measuring surface (20).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210838774.6A CN115235310B (en) | 2022-07-18 | 2022-07-18 | Dovetail groove measuring caliper convenient to use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210838774.6A CN115235310B (en) | 2022-07-18 | 2022-07-18 | Dovetail groove measuring caliper convenient to use |
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| Publication Number | Publication Date |
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| CN115235310A CN115235310A (en) | 2022-10-25 |
| CN115235310B true CN115235310B (en) | 2023-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210838774.6A Active CN115235310B (en) | 2022-07-18 | 2022-07-18 | Dovetail groove measuring caliper convenient to use |
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| WO2020233375A1 (en) * | 2019-05-21 | 2020-11-26 | 金华市精工工具制造有限公司 | Internal-dimension vernier caliper |
| WO2022077911A1 (en) * | 2020-10-15 | 2022-04-21 | 卜少明 | Full-rail-type rail head wear measuring device |
| CN214747571U (en) * | 2021-02-07 | 2021-11-16 | 靖江量具有限公司 | Special caliper for measuring gap |
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| Publication number | Publication date |
|---|---|
| CN115235310A (en) | 2022-10-25 |
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