CN111319383A - Hard alloy plate cutting type multipurpose ruler - Google Patents
Hard alloy plate cutting type multipurpose ruler Download PDFInfo
- Publication number
- CN111319383A CN111319383A CN201811527755.1A CN201811527755A CN111319383A CN 111319383 A CN111319383 A CN 111319383A CN 201811527755 A CN201811527755 A CN 201811527755A CN 111319383 A CN111319383 A CN 111319383A
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- CN
- China
- Prior art keywords
- ruler
- square
- angle
- carbide
- hard alloy
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L13/00—Drawing instruments, or writing or drawing appliances or accessories not otherwise provided for
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- Drawing Aids And Blackboards (AREA)
Abstract
The invention discloses a hard alloy plate cutting type multipurpose ruler which comprises a square ruler, an arc angle ruler, a first ruler and a second ruler, wherein the arc angle ruler, the first ruler and the second ruler are arranged on one side of the square ruler, the original point of the square ruler is overlapped with the circle center of the arc angle ruler, the first ruler is hinged with the original point of the square ruler, the square ruler comprises a first right-angle side portion and a second right-angle side portion which are perpendicular to each other, a long strip-shaped hole is formed in the first ruler along the length direction of the first ruler, the original point of the square ruler is arranged on the extension line of one long edge of the long strip-shaped hole, and the second ruler is arranged to be in sliding connection along the length directions of. The invention can finish the lineation of various rectangular, trapezoidal and sector surfaces by the multi-purpose ruler through the matching of the square, the arc angle ruler, the first ruler and the second ruler.
Description
Technical Field
The invention belongs to the field of measuring tools, and particularly relates to a hard alloy plate cutting type multipurpose ruler.
Background
At present, the processing of pressed blanks (mainly square or rectangular materials with small size) of hard alloy sheet materials is realized by measuring and marking with calipers by an operator, or printing a desired shape with paper and marking with a copying method, and the marking method has the following problems:
1. when the measuring and marking line is used for marking a circular arc line, the measuring and marking line can only be close to the circular arc line through fitting among a plurality of points, and is difficult to reach the consistency with a target circular arc;
2. adopt the mode that the paper printed the copy, because the paper warp easily, lead to drawing a line equally inaccurate, finally influence product quality, simultaneously, it is more consuming time to set up the template, inefficiency.
Disclosure of Invention
The invention aims to provide a hard alloy plate cutting type multipurpose ruler, thereby solving the problems.
In order to achieve the purpose, the invention discloses a hard alloy plate cutting type multipurpose ruler which comprises a square ruler, and an arc angle ruler, a first ruler and a second ruler which are arranged on one side of the square ruler, wherein the origin of the square ruler is coincided with the circle center of the arc angle ruler, the first ruler is hinged with the origin of the square ruler, the square ruler comprises a first right-angle side part and a second right-angle side part which are perpendicular to each other, a strip-shaped hole is formed in the first ruler along the length direction of the first ruler, the origin of the square ruler is arranged on the extension line of one long side of the strip-shaped hole, and the second ruler is arranged to be in sliding connection along the length directions of the first right-angle side part and the second right-angle side part.
Furthermore, a first leaning block which is leaned against the square edge of the hard alloy plate is arranged on the other side of the first right-angle edge, and a second leaning block which is perpendicular to the first leaning block is arranged on the other side of the second right-angle edge.
Furthermore, the first abutting block and the second abutting block form an intersecting line with the surface of the hard alloy plate, which abuts against the right-angle edge, and the origin of the right-angle ruler is on the extension line of the intersecting line.
Further, the first abutting block and the second abutting block form a right-angled hollow part for accommodating hard alloy plates close to the origin of the square.
Furthermore, the radian of the arc angle ruler is 90-180 degrees.
Furthermore, one end of the second ruler is provided with a guide groove which can be in sliding connection with the first right-angle edge and the second right-angle edge, the first right-angle edge and the second right-angle edge are provided with limiting sliding grooves, and the second ruler is located in the guide groove and is provided with a limiting flange matched with the limiting sliding grooves.
Furthermore, one end of the arc angle ruler is detachably connected with the first right-angle edge part or the second right-angle edge part.
Compared with the prior art, the invention has the advantages that:
the second ruler can be vertically connected with the first right-angle side part and the second right-angle side part in a sliding mode along the length direction of the first right-angle side part and the second right-angle side part in a sliding mode, oblique lines of any angle within 0-90 degrees can be drawn on the hard alloy plate through the first ruler, the second ruler can be parallel to one right-angle side part of the right-angle ruler, and straight lines parallel to one right-angle side part of the right-angle ruler can be drawn on the hard alloy plate through sliding adjustment of the second ruler and the other right-angle side part, so that various types of rectangular, trapezoidal and fan-shaped surfaces can be drawn through the multipurpose ruler.
The present invention will be described in further detail below with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a first axial schematic view of a carbide sheet cutting multipurpose ruler (including carbide sheets) according to the preferred embodiment of the present invention;
fig. 2 is a second axial view of the cutting multi-purpose ruler made of cemented carbide plates according to the preferred embodiment of the present invention.
Illustration of the drawings:
1. a square; 2. a circular arc angle ruler; 3. a first straightedge; 4. a second straightedge; 5. a first right-angle edge portion; 6. a second right angle edge; 7. a strip-shaped hole; 8. a first abutment block; 9. a second abutment block; 10. a guide groove; 11. a limiting chute; 12. a limiting flange; 13. a hollow-out section; 14. hard alloy plate.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1-2, the invention discloses a hard alloy plate cutting type multipurpose ruler, which comprises a square 1, and an arc angle ruler 2, a first straight ruler 3 and a second straight ruler 4 which are arranged on one side of the square 1, wherein scale marks can be drawn on the surfaces of the square 1, the arc angle ruler 2, the first straight ruler 3 and the second straight ruler 4 as required. The origin of the square 1 is coincident with the center of a circle of the circular arc angle ruler 2, the first straight ruler 3 is hinged with the origin of the square 1, the square 1 comprises a first right-angle side part 5 and a second right-angle side part 6 which are perpendicular to each other, the first straight ruler 3 is provided with a strip-shaped hole 7 along the length direction of the first straight ruler 3, the origin of the square 1 is on the extension line of one long edge of the strip-shaped hole 7, one end of the second straight ruler 4 is arranged to be vertically connected with the first right-angle side part 5 and the second right-angle side part 6 in a sliding manner, a slant line with any angle within 0-90 degrees can be drawn on the hard alloy plate 14 through the first straight ruler 3, the second straight ruler 4 can be parallel to one right-angle side part of the square 1 and can be used for drawing a straight line which is parallel to one right-angle side part of the square 1 through sliding adjustment with the other right-angle, various types of rectangular, trapezoidal and sector surfaces can be scribed by the multi-purpose ruler.
In this embodiment, in order to ensure the precision of the scribing, the first right-angle edge 5 is located on the other side of the right-angle square 1 and is provided with the first abutting block 8 abutting against the right-angle edge of the hard alloy plate 14, the second right-angle edge 6 is located on the other side of the right-angle square 1 and is provided with the second abutting block 9 perpendicular to the first abutting block 8, during use, only the first abutting block 8 and the second abutting block 9 need to abut against the right-angle edge of the hard alloy plate 14, the multipurpose ruler can be easily positioned, meanwhile, the first abutting block 8 and the second abutting block 9 form an intersection line with the surface abutting against the right-angle edge of the hard alloy plate 14, the origin of the right-angle square 1 is on the extension line of the intersection line, and therefore the origin of the main plane of the hard alloy plate 14 is aligned with the origin of the right-angle square 1, so as to facilitate accurate scribing. Meanwhile, in order to improve the positioning accuracy, considering that the corner position of the cemented carbide plate 14 may not be complete 90 ° due to the forming error, in the embodiment, the first abutting block 8 and the second abutting block 9 form a hollow 13 near the origin of the square 1 for accommodating the right angle of the cemented carbide plate 14, so that the first abutting block 8 and the second abutting block 9 can abut against two adjacent right-angle edges of the cemented carbide plate 14 more firmly.
In the embodiment, the radian of the arc angle ruler 2 is 90-180 degrees, so that the scribing with various radians can be completed.
When specifically setting up, in order to guarantee that second ruler 4 fixes a position the accuracy when sliding along square 1, prevent to slide and connect in-process second ruler 4 and break away from square 1, or upwarp the condition that etc. influence the marking off precision, the one end of second ruler 4 is provided with can with the guide way 10 of first right angle limit portion 5 and the 6 sliding connection of second right angle limit portion, be provided with spacing spout 11 on first right angle limit portion 5 and the 6 second right angle limit portion, second ruler 4 is located guide way 10 and is provided with the spacing flange 12 who matches with spacing spout 11, thereby in the use, spacing flange 12 can the joint at spacing spout 11, thereby make the stable work of second ruler 4.
In order to draw circular arcs with different diameters, one end of the circular arc angle ruler 2 is detachably connected with the first right-angle edge part 5 or the second right-angle edge part 6, when the circular arc angle ruler 2 with large or small radius needs to be replaced, the circular arc angle ruler can be replaced by detaching a connecting screw of the circular arc angle ruler 2, and the fan-shaped line drawing work with different radii can be completed.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a carbide panel cuts multi-purpose chi of type, its characterized in that includes square (1) and sets up circular arc bevel protractor (2), first ruler (3) and second ruler (4) of square one side, the original point of square (1) with the centre of a circle coincidence of circular arc bevel protractor (2), first ruler (3) are articulated with the original point of square (1), square (1) includes mutually perpendicular's first right angle limit portion (5) and second right angle limit portion (6), first ruler (3) are provided with rectangular shape hole (7) along its length direction, the original point of square (1) is in on the extension line on a long limit of rectangular shape hole (7), the one end of second ruler (4) set up to can with first right angle limit portion (5) and second right angle limit portion (6) slide joint perpendicularly.
2. A carbide sheet cutting multipurpose rule according to claim 1, characterized in that the first right-angle edge portion (5) on the other side of the square (1) is provided with a first abutment block (8) abutting against the square edge of a carbide sheet (14), and the second right-angle edge portion (6) on the other side of the square (1) is provided with a second abutment block (9) perpendicular to the first abutment block (8).
3. A carbide sheet cutting multipurpose rule according to claim 2, characterized in that the first abutment block (8), the second abutment block (9) and the plane of abutment of the cathetus of the carbide sheet (14) form a line of intersection, the origin of the square (1) being on the extension of the line of intersection.
4. A carbide cutting multipurpose rule according to claim 3 characterized in that the first and second abutment blocks (8, 9) form a right angle hollow containing carbide sheets (14) near the origin of the square (1).
5. A cutting multipurpose rule for hard alloy plates according to claim 4 characterized in that the arc degree of the arc angle rule (2) is 90-180 degrees.
6. The cutting type multipurpose ruler for hard alloy plates as claimed in claim 5, wherein one end of the second ruler (4) is provided with a guide groove (10) which can be in sliding connection with the first right-angle edge part (5) and the second right-angle edge part (6), the first right-angle edge part (5) and the second right-angle edge part (6) are provided with a limiting sliding groove (11), and the second ruler (4) is positioned in the guide groove (10) and is provided with a limiting flange (12) matched with the limiting sliding groove (11).
7. A carbide plate cutting multipurpose rule according to claim 6, characterized in that one end of the circular arc angle ruler (2) is detachably connected with the first right-angle edge part (5) or the second right-angle edge part (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811527755.1A CN111319383A (en) | 2018-12-13 | 2018-12-13 | Hard alloy plate cutting type multipurpose ruler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811527755.1A CN111319383A (en) | 2018-12-13 | 2018-12-13 | Hard alloy plate cutting type multipurpose ruler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111319383A true CN111319383A (en) | 2020-06-23 |
Family
ID=71168329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811527755.1A Pending CN111319383A (en) | 2018-12-13 | 2018-12-13 | Hard alloy plate cutting type multipurpose ruler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111319383A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112504044A (en) * | 2020-11-20 | 2021-03-16 | 榆林学院 | Be applied to marking off dipperstick on metal work piece surface |
-
2018
- 2018-12-13 CN CN201811527755.1A patent/CN111319383A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112504044A (en) * | 2020-11-20 | 2021-03-16 | 榆林学院 | Be applied to marking off dipperstick on metal work piece surface |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20200623 |
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| WD01 | Invention patent application deemed withdrawn after publication |