CN218469678U

CN218469678U - Ruler protractor

Info

Publication number: CN218469678U
Application number: CN202222751764.7U
Authority: CN
Inventors: 来飞聪
Original assignee: Hangzhou Laigeng Measuring Instrument Co ltd
Current assignee: Hangzhou Laigeng Measuring Instrument Co ltd
Priority date: 2022-10-19
Filing date: 2022-10-19
Publication date: 2023-02-10
Anticipated expiration: 2032-10-19

Abstract

The utility model relates to the technical field of measuring tools, in particular to a gauge protractor, which comprises a bolt, a scale assembly and an indicating assembly; the scale assembly comprises an angle plate and a first abutting plate; the angle plate is fixedly connected with the first abutting plate, and the plane of the angle plate is vertical to the plane of the first abutting plate; scales for indicating angles are arranged on the angle plate; the indicating assembly comprises an indicating plate and a second abutting plate; the indicating plate is fixedly connected with the second abutting plate, and the plane where the indicating plate is located is vertical to the plane where the second abutting plate is located; the angle plate is rotatably connected with the indicating plate through a bolt, and the angle plate, the indicating plate and the bolt are coaxial; the indicating plate is also provided with a pointed end; when the angle plate and the indicating plate rotate relatively, the rotation track of the pointed end is the same as the setting direction of the scales of the angle plate; the line in the axle center of tip and bolt is perpendicular with the plane that the second supports board and locates, through the utility model discloses can realize improving welded precision.

Description

Ruler protractor

Technical Field

The utility model relates to a measuring tool technical field, specific field is a ruler protractor.

Background

The assembly of metal parts is generally connected and fixed by welding. When some parts are connected, a certain angle is required according to the requirements of workpieces to meet the requirements. And this angle processing factory is difficult to handle when welding and controls, often depends on the workman to inspect or hand-drawn mark welding part, and because the locating difference is difficult to guarantee the contained angle precision between the part, consequently need introduce the ruler protractor that is used for the welding.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a ruler protractor, it can realize improving welded precision.

In order to achieve the above object, the utility model provides a following technical scheme: a ruler protractor comprises a bolt, a scale assembly and an indicating assembly; the scale assembly comprises an angle plate and a first abutting plate; the angle plate is fixedly connected with the first abutting plate, and the plane of the angle plate is vertical to the plane of the first abutting plate; the angle plate is provided with scales for indicating angles;

the indicating component comprises an indicating plate and a second abutting plate; the indicating plate is fixedly connected with the second abutting plate, and the plane where the indicating plate is located is vertical to the plane where the second abutting plate is located; the angle plate is rotationally connected with the indicating plate through a bolt, and the angle plate, the indicating plate and the bolt are coaxial; the indicating plate is also provided with a pointed end; when the angle plate and the indicating plate rotate relatively, the rotation track of the pointed end is the same as the setting direction of the scales of the angle plate;

and the connecting line of the tip and the axis of the bolt is vertical to the plane where the second resisting plate is located.

Preferably, the inner side and the outer side of the front end face of the angle plate are both provided with scales for indicating angles, and the scales on the inner side and the scales on the outer side are marked differently.

Preferably, the outer scale corresponds to the inner scale in position; the outer scale is from ° to ° and the inner scale is from ° to °.

Preferably, the scale assembly further comprises a connecting plate; the angle plate is connected with the first abutting plate through a connecting plate; the connecting plate and the angle plate are in the same plane.

Preferably, the indicating assembly further comprises a support plate; the indicating plate is connected with the second abutting plate through a supporting plate; the supporting plate and the indicating plate are in the same plane.

Preferably, the support plate is provided with a square through hole; the through holes penetrate through two sides of the support plate.

Preferably, an included angle between the first abutting plate and the second abutting plate corresponds to an angle indicated by a tip of the indicating plate.

Preferably, the first supporting plate and the second supporting plate are both provided with through grooves for fixing.

Compared with the prior art, the beneficial effects of the utility model are that: the through hole, the second through groove and the first through groove are formed, so that the light weight of the ruler protractor is facilitated; through making scale subassembly and instructing the subassembly through the bolt relative rotation, scale subassembly and instructing the subassembly and all being equipped with to the board, utilize the contained angle between the board to measure the contained angle between the part that will weld, instruct the subassembly still to be equipped with the tip, the tip of indicator plate and the line of bolt axle center are the vertical relation with the plane that the second supported the board and located all the time, have improved part welding operation's precision.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention;

fig. 2 is a schematic view of the front view structure of the gauge and protractor of the present invention;

fig. 3 is a rear side structural schematic view of the gauge protractor of the present invention.

In the figure: 1 scale assembly, 101 angle plate, 102 connecting plate, 103 first resisting plate and 1031 first through groove;

2, an indicating component, 201 an indicating plate, 202 a supporting plate, 2021 through holes, 203 a second abutting plate and 2031 a second through groove; 3, 3 bolts.

Detailed Description

The following detailed description of the embodiments of the invention, taken in conjunction with the accompanying drawings, will make it clear to those skilled in the art how the invention may be practiced. While the invention has been described in connection with its preferred embodiments, these embodiments are intended to be illustrative, and not to limit the scope of the invention.

The first embodiment is as follows: referring to fig. 1-3, a ruler protractor includes: scale assembly 1, indicating assembly 2 and bolt 3.

The scale assembly 1 comprises an angle plate 101, a connecting plate 102 and a first abutting plate 103; the angle plate 101 is an arc-shaped plate, and the inner side and the outer side of the front end face of the angle plate 101 are provided with scales for indicating angles, wherein the scales on the outer side are from 0 degree to 120 degrees, and the scales on the inner side are from 180 degrees to 310 degrees; the scale on the outer side corresponds to the scale on the inner side, for example, 0 ° on the outer side corresponds to 180 ° on the inner side, and 90 ° on the outer side corresponds to 270 ° on the inner side; the first abutting plate 103 is connected with the angle plate 101 through a connecting plate 102; in this embodiment, the angle plate 101 and the connection plate 102 are located on the same plane, the length direction of the connection plate 102 is perpendicular to the length direction of the first abutting plate 103, and the planes of the angle plate 101 and the connection plate 102 are perpendicular to the plane of the first abutting plate 103; the first resisting plate 103 is further provided with a first through groove 1031 penetrating through two sides of the first resisting plate 103 along the length direction thereof; the first through slots 1031 are used to receive screws to fix the scale assembly 1.

The indicating component 2 comprises an indicating plate 201, a supporting plate 202 and a second butting plate 203; the head end of the indicating plate 201 is provided with a pointed end for indicating the scale; the tail end of the indicating plate 201 is connected with the second butt plate 203 through the support plate 202; in this embodiment, the indicating plate 201 and the supporting plate 202 are located on the same plane, and the plane where the indicating plate 201 and the supporting plate 202 are located and the plane where the second abutting plate 203 is located are in a mutually perpendicular relationship; the second abutting plate 203 is further provided with a second through groove 2031 running through two sides of the second abutting plate 203 along the length direction thereof; the second through groove 2031 is used for accommodating a screw to fix the indicating component 2; the supporting plate 202 is further provided with a square through hole 2021 penetrating through two sides of the supporting plate 202; the through hole 2021, the second through groove 2031 and the first through groove 1031 are formed to facilitate the light weight of the compass protractor.

The angle plate 101 is rotatably connected with the indicating plate 201 through a bolt 3; the bolt 3 is coaxial with both the angle plate 101 and the indicator plate 201; under the action of external force, the scale assembly 1 and the indicating assembly 2 rotate relatively, and the rotating track of the pointed end of the indicating plate 201 corresponds to the setting direction of the scales on the angle plate 101; the included angle between the first abutting plate 103 and the second abutting plate 203 corresponds to the angle indicated by the tip of the indication plate 201, for example, when the tip of the indication plate 201 points to 90 ° or 270 °, the plane where the first abutting plate 103 is located and the plane where the second abutting plate 203 is located are perpendicular to each other, and correspondingly, when the tip of the indication plate 201 points to 0 ° or 180 °, the plane where the first abutting plate 103 is located and the plane where the second abutting plate 203 is located are parallel to each other.

Further, a connection line between the tip of the indication plate 201 and the axis of the bolt 3 is always perpendicular to the plane where the second resisting plate 203 is located, so that an included angle between the first resisting plate 103 and the second resisting plate 203 can be ensured to correspond to an angle indicated by the tip.

In this embodiment, the scale assembly 1, the indication assembly 2 and the bolt 3 are made of metal materials so as to meet the requirements of welding environment.

Through the technical scheme, the through hole 2021, the second through groove 2031 and the first through groove 1031 are formed, so that the light weight of the ruler protractor is facilitated; through making scale subassembly 1 and instruct subassembly 2 to pass through bolt 3 relative rotation, scale subassembly 1 all is equipped with instructing subassembly 2 and supports the board, utilizes the contained angle between supporting the board to measure the contained angle between the part that will weld, instructs subassembly 2 still to be equipped with the tip, and the line of the tip of indicator plate 201 and bolt 3 axle center is the plane that is the vertical relation with second support board 203 all the time, has improved part welding operation's precision.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A gauge protractor, comprising a bolt (3), characterized in that: the scale assembly (1) and the indicating assembly (2); the scale assembly (1) comprises an angle plate (101) and a first resisting plate (103); the angle plate (101) is fixedly connected with the first abutting plate (103), and the plane where the angle plate (101) is located is perpendicular to the plane where the first abutting plate (103) is located; scales for indicating angles are arranged on the angle plate (101);

the indicating component (2) comprises an indicating plate (201) and a second butt plate (203); the indicating plate (201) is fixedly connected with the second abutting plate (203), and the plane where the indicating plate (201) is located is vertical to the plane where the second abutting plate (203) is located; the angle plate (101) is rotatably connected with the indicating plate (201) through a bolt (3), and the angle plate (101), the indicating plate (201) and the bolt (3) are coaxial; the indicating plate (201) is also provided with a pointed end; when the angle plate (101) and the indication plate (201) rotate relatively, the rotation track of the pointed end is the same as the setting direction of the scales of the angle plate (101);

and the connecting line of the tip and the axis of the bolt (3) is vertical to the plane where the second abutting plate (203) is located.

2. A gauge protractor, as claimed in claim 1, wherein: the inside and the outside of angle board (101) preceding terminal surface all are equipped with the scale of instructing the angle, and the scale mark of inboard scale and outside is different.

3. A gauge protractor as claimed in claim 2, wherein: the scale on the outer side corresponds to the scale on the inner side in position; the outer scale is from 0 ° to 120 °, and the inner scale is from 180 ° to 310 °.

4. A gauge protractor, as claimed in claim 1, wherein: the scale assembly (1) further comprises a connecting plate (102); the angle plate (101) is connected with the first abutting plate (103) through a connecting plate (102); the connecting plate (102) and the angle plate (101) are in the same plane.

5. A gauge protractor as claimed in claim 1, wherein: the indicating assembly (2) further comprises a support plate (202); the indicating plate (201) is coupled with the second butt plate (203) through a support plate (202); the supporting plate (202) and the indicating plate (201) are in the same plane.

6. A gauge protractor as claimed in claim 5, wherein: a square through hole (2021) is formed in the supporting plate (202); the through hole (2021) penetrates both sides of the support plate (202).

7. A gauge protractor as claimed in claim 1, wherein: an included angle between the first abutting plate (103) and the second abutting plate (203) corresponds to an angle indicated by a pointed end of the indicating plate (201).

8. A gauge protractor as claimed in claim 1, wherein: the first abutting plate (103) and the second abutting plate (203) are both provided with through grooves for fixing.