CN111873674A - Product design drawing ruler with high practicability - Google Patents
Product design drawing ruler with high practicability Download PDFInfo
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- CN111873674A CN111873674A CN202010797791.0A CN202010797791A CN111873674A CN 111873674 A CN111873674 A CN 111873674A CN 202010797791 A CN202010797791 A CN 202010797791A CN 111873674 A CN111873674 A CN 111873674A
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- protractor
- groove
- main body
- rule
- drawing rule
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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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- 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
- G01B3/56—Gauges for measuring angles or tapers, e.g. conical calipers
- G01B3/563—Protractors
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- General Physics & Mathematics (AREA)
- Drawing Aids And Blackboards (AREA)
Abstract
The invention relates to the technical field of drawing rules, and discloses a product design drawing rule with strong practicability, which comprises a drawing rule main body, a drawing disc, a drawing auxiliary line and a protractor, wherein the drawing disc is positioned on the left side of the front surface of the drawing rule main body and is fixedly connected with the drawing rule main body; drawing the disc fixing base through setting up, can pressing with the hand and drawing the disc fixing base and rotate and draw disc and drawing rule main part, insert the painting brush and draw the circle on the disc and draw the circle in the supplementary inslot of drawing the circle of seting up, through setting up drawing auxiliary line, the horizontal drawing groove that usable inside was seted up, horizontal drawing divides groove, perpendicular drawing groove and perpendicular drawing and divides the groove, draws parallel lines or the plumb line of relevant size, supplies the product design to use.
Description
Technical Field
The invention relates to the technical field of drawing rules, in particular to a product design drawing rule with strong practicability.
Background
Drawing rules are common tools for drawing geometric figures and product designs. The drawing ruler is mainly used for drawing straight lines on a drawing board or drawing straight lines in other directions by matching with a set square. Other common drawing tools include drawing boards, compasses, T-square, etc.
Can use the drawing rule often in product design is drawn, traditional drawing rule is used to single drawing straight line more, and functional single, the practicality is relatively poor, both can't satisfy the different demands of product design drawing, has restricted the use of drawing rule again, and drawing rule edge layer is thinner, in the use, if the careless emergence of falling down collides with and easily causes the fracture damage, influences the follow-up use of drawing rule.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the product design drawing ruler with strong practicability, and solves the problems that the traditional drawing ruler is mainly used for drawing straight lines in a single mode, the traditional drawing ruler is single in functionality and poor in practicability, different requirements of product design drawing cannot be met, the use of the drawing ruler is limited, the edge layer of the drawing ruler is thin, and in the using process, if the drawing ruler is accidentally dropped, the drawing ruler is easy to crack and damage, and the follow-up use of the drawing ruler is influenced.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: a product design drawing ruler with strong practicability comprises a drawing ruler main body, a first edge protection strip, a drawing disc fixing seat, a drawing disc, a drawing auxiliary groove, an angle sub-groove, a drawing auxiliary hole, a drawing auxiliary line, a horizontal drawing groove, a horizontal drawing sub-groove, a vertical drawing sub-groove, a protractor sliding groove, a protractor clamping block, a protractor sliding block, a protractor limiting block, a protractor, a second edge protection limiting block, a second edge protection inserting block and a second edge protection strip, wherein the drawing ruler main body penetrates through the upper surface of the first edge protection strip and is clamped and fixed with the first edge protection strip, the drawing disc fixing seat penetrates through the left end of the drawing ruler main body and is rotatably connected with the drawing ruler main body, the drawing disc fixing seat penetrates through the drawing disc, the drawing disc is positioned on the left side of the front surface of the drawing ruler main body and is fixedly connected with the drawing ruler main body, the drawing auxiliary groove is formed on the left side of the front surface of the drawing disc, the angle groove is formed above the left side of the front surface of the main body of the drawing ruler close to the upper side of the right side of the drawing disc, the angle sub-groove is formed on the left side of the front surface of the main body of the drawing ruler close to the inner side of the angle groove, the drawing auxiliary hole is formed below the left side of the front surface of the main body of the drawing ruler close to the angle groove, the drawing auxiliary line is formed on the front surface of the main body of the drawing ruler, the horizontal drawing sub-groove is formed above the right side of the front surface of the main body of the drawing ruler, the vertical drawing groove is formed on the front surface of the main body of the drawing ruler, the vertical drawing sub-groove is formed below the front surface of the main body of the, the protractor clamping block is positioned on the left side of the upper surface inside the protractor sliding groove, the protractor sliding groove is fixedly connected with the drawing rule main body, the protractor sliding block is positioned on the right side inside the drawing rule main body and is slidably connected with the drawing rule main body, the protractor limiting block is positioned on the left side of the front surface of the protractor sliding block and is fixedly connected with the protractor sliding block, the protractor penetrates through the right side wall of the drawing rule main body, the protractor is fixedly connected with the protractor sliding block, the second edge protection limiting block is positioned above the right side of the front surface of the drawing rule main body and is close to the upper side of the protractor, the second edge protection limiting block is fixedly connected with the drawing rule main body, the second edge protection inserting block is positioned above the right side wall of the drawing rule main body and is fixedly connected with the drawing rule main body, and the drawing rule main body penetrates through the lower surface, the second edge protection strip is connected with the drawing rule main body in a sliding mode.
Preferably, the fixing base swivelling chute has been seted up on the left of the front surface of drawing rule main part, draw the disc fixing base and pass through the fixing base swivelling chute runs through the drawing rule main part, and with the drawing rule main part rotates to be connected.
Preferably, the circle drawing auxiliary groove is arc-shaped and can draw a circle with a radius of one centimeter, the circle drawing auxiliary sub-groove is further formed in the front surface of the drawing disc, the circle drawing auxiliary sub-groove is located on the left side of the front surface of the drawing disc and close to the right side of the circle drawing auxiliary groove, the circle drawing auxiliary groove is arc-shaped and can draw a circle with a diameter of one centimeter.
Preferably, the number of the circle drawing auxiliary holes is four, the four circle drawing auxiliary holes are all located on the left side of the front surface of the drawing ruler body and close to the lower portion of the angle groove, and the four circle drawing auxiliary holes are sequentially formed from left to right at an interval of one centimeter.
Preferably, the drawing auxiliary line is composed of seven vertical lines and four horizontal lines, and the mutual distance is one centimeter.
Preferably, the number of the horizontal drawing grooves is four, and the horizontal drawing grooves are sequentially superposed with the left part of the first horizontal line, the left part of the second horizontal line, the left part of the third horizontal line and the left part of the fourth horizontal line of the drawing auxiliary line, the number of the horizontal drawing grooves is three, the horizontal drawing grooves are respectively positioned on the right side between a first horizontal line and a second horizontal line of the drawing auxiliary line, the right side between the second horizontal line and a third horizontal line and the right side between a third horizontal line and a fourth horizontal line, the vertical drawing grooves are arranged on a fourth vertical line, a fifth vertical line and a third horizontal line of the drawing auxiliary line, the number of the vertical drawing grooves is four, and the four vertical drawing grooves are respectively positioned below a third vertical line and a fourth vertical line, below a fourth vertical line and a fifth vertical line and below a sixth vertical line and a seventh vertical line of the drawing auxiliary line.
Preferably, the number of the protractor clamping blocks is two, the protractor clamping blocks are located on the left side of the upper surface inside the protractor sliding groove and the left side of the lower surface inside the protractor sliding groove, and the protractor sliding block and the protractor main body are fixedly clamped by the protractor clamping blocks.
Preferably, the drawing rule main part right side wall has been seted up the protractor and has been accomodate the groove, the protractor passes through the protractor is accomodate the groove and is run through drawing rule main part right side wall, and with protractor slider fixed connection.
Preferably, the inside drawing rule draw-in groove of having seted up of first strake, the drawing rule main part passes through the drawing rule draw-in groove runs through first strake, and with first strake block is fixed, the inside drawing rule spout of having seted up of second strake, the drawing rule main part passes through the drawing rule spout runs through the second strake, and with second strake sliding connection.
(III) advantageous effects
The invention provides a product design drawing ruler with strong practicability, which has the following beneficial effects:
(1) the invention can draw the corresponding dimension circle by arranging the angle groove on the drawing ruler main body, and can also divide the angle drawn by the angle groove into two equal parts, and can draw the angle of the relevant dimension by arranging the drawing auxiliary line on the drawing ruler main body, and can draw the angle or the parallel line of the relevant dimension by arranging the horizontal drawing groove, the vertical drawing groove and the vertical drawing groove which are arranged inside for product design use, and by arranging the measuring chute on the right side of the front surface of the drawing ruler main body, make things convenient for sliding connection protractor slider and protractor, both make things convenient for the use of protractor, the convenience is not the time spent again, accomodates the protection to the protractor, through setting up the protractor fixture block, makes things convenient for the block between protractor slider and protractor and the drawing rule main part to be fixed, is convenient for accomodate the protractor, through setting up the protractor stopper for slide range to the protractor is spacing, prevents protractor roll-off drawing rule main part, reinforcing drawing rule practicality, satisfies the different demands of product design drawing.
(2) According to the invention, the first edge protection strip and the second edge protection strip are arranged on the upper surface and the lower surface of the drawing ruler main body, the edge of the drawing ruler is protected, the collision damage caused by falling is prevented, the service life of the drawing ruler is prolonged, the drawing ruler sliding groove is formed in the second edge protection strip, the second edge protection strip is convenient to slide and connect with the drawing ruler main body, the edge protection strips can be mutually connected, the length of a straight line drawn by the drawing ruler is prolonged, the product design requirement is met, the sliding range of the second edge protection strip is limited by arranging the second edge protection limiting block, the second edge protection strip is prevented from sliding out of the drawing ruler main body, and the second edge protection strip and the drawing ruler main body can be fixedly inserted and connected through the second edge protection insertion block when the straight line is not required to be drawn, so that the second edge protection strip is.
Drawings
FIG. 1 is a front view of the structure of the present invention;
FIG. 2 is a left side view of the structure of the present invention;
FIG. 3 is a right side view of the structure of the present invention;
FIG. 4 is a schematic structural diagram of a main body of the drawing rule of the present invention;
FIG. 5 is a schematic view of a second edge protection strip according to the present invention;
fig. 6 is a schematic view of the protractor receiving structure of the present invention.
In the figure: 1. a drawing rule main body; 2. a first edge protection strip; 3. drawing disc fixing seats; 4. drawing a disc; 5. drawing a circle auxiliary groove; 6. an angle groove; 7. dividing the groove into grooves at an angle; 8. drawing auxiliary holes; 9. drawing an auxiliary line; 10. a horizontal drawing groove; 11. dividing a horizontal drawing groove; 12. a vertical drawing slot; 13. dividing a groove by vertical drawing; 14. a protractor chute; 15. a protractor clamping block; 16. a protractor slide block; 17. a protractor limiting block; 18. a protractor; 19. a second edge protection limiting block; 20. a second edge protection insert block; 21. and a second edge protection strip.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 6, the present invention provides a technical solution: a product design drawing ruler with strong practicability comprises a drawing ruler main body 1, a first edge protection strip 2, a drawing disc fixing seat 3, a drawing disc 4, a drawing circle auxiliary groove 5, an angle groove 6, an angle sub-groove 7, a drawing circle auxiliary hole 8, a drawing auxiliary line 9, a horizontal drawing groove 10, a horizontal drawing sub-groove 11, a vertical drawing groove 12, a vertical drawing sub-groove 13, a protractor sliding groove 14, a protractor clamping block 15, a protractor sliding block 16, a protractor limiting block 17, a protractor 18, a second edge protection limiting block 19, a second edge protection inserting block 20 and a second edge protection strip 21, wherein the drawing ruler main body 1 penetrates through the upper surface of the first edge protection strip 2 and is clamped and fixed with the first edge protection strip 2, the drawing disc fixing seat 3 penetrates through the left end of the drawing ruler main body 1 and is rotatably connected with the drawing ruler main body 1, the drawing disc fixing seat 3 penetrates through the disc 4, the drawing disc 4 is positioned on the left side of the front surface of the, and is fixedly connected with the drawing rule main body 1, the left side of the front surface of the drawing disc 4 is provided with a drawing auxiliary groove 5, the upper part of the left side of the front surface of the drawing rule main body 1, which is close to the upper part of the right side of the drawing disc 4, is provided with an angle groove 6, the left side of the front surface of the drawing rule main body 1, which is close to the inner side of the angle groove 6, is provided with a drawing auxiliary hole 8, the lower part of the left side of the front surface of the drawing rule main body 1, which is close to the angle groove 6, is provided with a drawing auxiliary line 9, the front surface of the drawing rule main body 1 is provided with a horizontal drawing groove 10, the upper part of the right side of the front surface of the drawing rule main body 1 is provided with a horizontal drawing groove 11, the front surface of the drawing rule main body 1 is provided with a vertical drawing groove 12, the lower part of the front surface of the drawing rule main body 1 is, protractor spout 14 and drawing rule main part 1 fixed connection, protractor slider 16 is located the inside right side of drawing rule main part 1, and with 1 sliding connection of drawing rule main part, protractor stopper 17 is located 16 front surfaces left sides of protractor slider, and with 16 fixed connection of protractor slider, protractor 18 runs through 1 right side wall of drawing rule main part, protractor 18 and 16 fixed connection of protractor slider, second safe edge stopper 19 is located 1 front surfaces right sides top of drawing rule main part and is close to protractor 18 top, second safe edge stopper 19 and 1 fixed connection of drawing rule main part, second safe edge inserted block 20 is located 1 right side wall top of drawing rule main part, and with 1 fixed connection of drawing rule main part, drawing rule main part 1 runs through second safe edge strip 21 lower surface, second safe edge strip 21 and 1 sliding connection of drawing rule main part.
Further, the fixing base swivelling chute has been seted up on the left of the 1 front surface of drawing rule main part, draws disc fixing base 3 and runs through drawing rule main part 1 through the fixing base swivelling chute, and rotates with drawing rule main part 1 and be connected, and disc 4 and drawing rule main part 1 are drawn in convenient follow-up rotation, carry out corresponding drawing circle operation.
Further, draw the supplementary groove of circle 5 shape and be convex, can draw the circle that the radius is a centimetre, draw 4 front surfaces of disc and still seted up and draw the supplementary minute groove of circle, be located and draw 4 front surfaces of disc left sides and be close to and draw 5 right sides of the supplementary groove of circle, the shape is convex, can draw the circle that the diameter is a centimetre, can press the disc fixing base 3 rotation of drawing with the hand earlier and draw disc 4 and drawing rule main part 1, later insert the painting brush draw set up on the disc 4 draw in the supplementary groove of circle 5, draw the circle of corresponding size, supply the product design to use.
Further, draw the quantity of circle auxiliary hole 8 and be four, all be located the below that is close to angle groove 6 in drawing rule main part 1 front surface left side, set gradually from a left side to the right side interval one centimetre, can insert the painting brush and draw in the circle auxiliary hole 8, press with the hand and draw disc fixing base 3, rotate and draw disc 4 and drawing rule main part 1 and draw corresponding size circle, supply the product design to use.
Furthermore, the drawing auxiliary line 9 is composed of seven vertical lines and four horizontal lines, the distance between the seven vertical lines and the four horizontal lines is one centimeter, the drawing auxiliary line 9 is composed of the seven vertical lines and the four horizontal lines, the drawing auxiliary line 9 can be used for conducting parallel and vertical comparison of product design drawing, and the drawing precision of products is guaranteed.
Further, the number of the horizontal drawing grooves 10 is four, and the horizontal drawing grooves are sequentially overlapped with the left part of the first horizontal line, the left part of the second horizontal line, the left part of the third horizontal line and the left part of the fourth horizontal line of the drawing auxiliary line 9, the number of the horizontal drawing grooves 11 is three, the horizontal drawing grooves are respectively positioned on the right side between the first horizontal line and the second horizontal line, the right side between the second horizontal line and the third horizontal line and the right side between the third horizontal line and the fourth horizontal line of the drawing auxiliary line 9, the vertical drawing grooves 12 are respectively positioned on the fourth vertical line, the fifth vertical line and the third horizontal line of the drawing auxiliary line 9, the number of the vertical drawing grooves 13 is four, the vertical drawing grooves are respectively positioned below the third vertical line and the fourth vertical line of the drawing auxiliary line 9, below the fourth vertical line and the fifth vertical line and below the sixth vertical line and the seventh vertical line, by arranging the related quantity of the horizontal drawing grooves 10, the horizontal drawing grooves 11, the vertical drawing grooves 12 and the vertical drawing grooves 13, parallel lines or perpendicular lines with different sizes can be drawn conveniently for product design.
Further, the quantity of protractor fixture block 15 is two, is located protractor spout 14 inside upper surface left side and inside lower surface left side, all with drawing rule main part 1 fixed connection, and protractor slider 16 and protractor 18 pass through protractor fixture block 15 block with drawing rule main part 1 fixed, through setting up two protractor fixture blocks 15, makes things convenient for the block between protractor slider 16 and protractor 18 and the drawing rule main part 1 to be fixed, is convenient for accomodate protractor 18.
Further, the groove has been accomodate to the protractor has been seted up to 1 right side wall of drawing rule main part, and protractor 18 is accomodate the groove through the protractor and runs through 1 right side wall of drawing rule main part, and with protractor slider 16 fixed connection, accomodates the groove through having seted up the protractor at 1 right side wall of drawing rule main part, conveniently accomodates the protection at protractor 18 time spent.
Further, the drawing rule draw-in groove has been seted up to first strake 2 inside, drawing rule main part 1 runs through first strake 2 through the drawing rule draw-in groove, and it is fixed with 2 blocks of first strake, the inside drawing rule spout that has seted up of second strake 21, drawing rule main part 1 runs through second strake 21 through the drawing rule spout, and with second strake 21 sliding connection, through setting up first strake 2 and second strake 21, protect the drawing rule edge, prevent to fall to take place to collide with and damage, extension drawing rule life, through having seted up the drawing rule spout inside second strake 21, make things convenient for sliding connection between second strake 21 and the drawing rule main part 1, can link up each other, the straight line length that the extension drawing rule was drawn, satisfy the product design demand.
In conclusion, the working process of the invention is as follows: when the drawing rule is used for product design, the drawing disc fixing seat 3 can be pressed by hand to rotate the drawing disc 4 and the drawing rule main body 1, a drawing pen is inserted into the drawing circle auxiliary groove 5 arranged on the drawing disc 4 to draw a circle, or the drawing pen is inserted into the drawing circle auxiliary hole 8, the drawing disc fixing seat 3 is pressed by hand, the drawing disc 4 and the drawing rule main body 1 are rotated to draw a circle with corresponding dimension, an angle with corresponding angle can be drawn through the angle groove 6 arranged on the drawing rule main body 1, or the angle drawn through the angle groove 6 can be divided into two equal parts through the angle groove 7, a drawing auxiliary line 9 can be arranged on the drawing rule main body 1, a horizontal drawing groove 10, a horizontal drawing groove 11, a vertical drawing groove 12 and a vertical drawing groove 13 are arranged inside, parallel lines or perpendicular lines with relevant dimensions can be drawn for product design and use, or a protractor chute 14 can be arranged on the right side of the front surface of the drawing rule main body 1, roll-off protractor 18 carries out relevant angle measurement, in the time of not using protractor 18, also can push back protractor 18 and accomodate the protection, first strake 2 and second strake 21 can protect the drawing rule edge, prevent to drop to take place to collide with the damage, through set up the drawing rule spout in second strake 21 is inside, make things convenient for sliding connection between second strake 21 and the drawing rule main part 1, can link up each other, the straight line length that the extension drawing rule was drawn, thereby reinforcing the drawing rule practicality, satisfy the different demands of product design drawing.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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 (9)
1. The utility model provides a product design chi for drawing that practicality is strong, including drawing chi main part (1), first strake (2), draw disc fixing base (3), draw disc (4), draw circle auxiliary tank (5), angle groove (6), angle grooving (7), draw circle auxiliary hole (8), drawing auxiliary line (9), horizontal drawing groove (10), horizontal drawing grooving (11), perpendicular drawing groove (12), perpendicular drawing grooving (13), protractor spout (14), protractor fixture block (15), protractor slider (16), protractor stopper (17), protractor (18), second strake stopper (19), second strake inserted block (20) and second strake (21), its characterized in that: the drawing rule main body (1) runs through the upper surface of the first edge protection strip (2) and is fixedly clamped with the first edge protection strip (2), the drawing disc fixing seat (3) runs through the left end of the drawing rule main body (1) and is rotatably connected with the drawing rule main body (1), the drawing disc fixing seat (3) runs through the drawing disc (4), the drawing disc (4) is positioned on the left side of the front surface of the drawing rule main body (1) and is fixedly connected with the drawing rule main body (1), the circle drawing auxiliary groove (5) is formed on the left side of the front surface of the drawing disc (4), the angle groove (6) is formed above the left side of the front surface of the drawing rule main body (1) and is close to the right side of the drawing disc (4), the angle groove (7) is formed on the inner side of the angle groove (6), the drawing circle auxiliary hole (8) is arranged on the left side of the front surface of the drawing ruler main body (1) close to the lower part of the angle groove (6), the drawing auxiliary line (9) is arranged on the front surface of the drawing ruler main body (1), the horizontal drawing groove (10) is arranged on the front surface of the drawing ruler main body (1), the horizontal drawing sub-groove (11) is arranged on the upper part of the right side of the front surface of the drawing ruler main body (1), the vertical drawing groove (12) is arranged on the front surface of the drawing ruler main body (1), the vertical drawing sub-groove (13) is arranged on the lower part of the front surface of the drawing ruler main body (1), the protractor sliding groove (14) is arranged on the right side of the front surface of the drawing ruler main body (1) close to the right side of the angle groove (9), and the protractor clamping block (15) is arranged on the left side of, the protractor sliding groove (14) is fixedly connected with the drawing rule main body (1), the protractor sliding block (16) is positioned on the right side inside the drawing rule main body (1) and is slidably connected with the drawing rule main body (1), the protractor limiting block (17) is positioned on the left side of the front surface of the protractor sliding block (16) and is fixedly connected with the protractor sliding block (16), the protractor (18) penetrates through the right side wall of the drawing rule main body (1), the protractor (18) is fixedly connected with the protractor sliding block (16), the second edge protection limiting block (19) is positioned above the right side of the front surface of the drawing rule main body (1) and is close to the upper part of the protractor (18), the second edge protection limiting block (19) is fixedly connected with the drawing rule main body (1), and the second edge protection inserting block (20) is positioned above the right side wall of the drawing rule main body (1), and with drawing rule main part (1) fixed connection, drawing rule main part (1) runs through second strake (21) lower surface, second strake (21) with drawing rule main part (1) sliding connection.
2. A strong product design drawing rule as claimed in claim 1, characterized in that: the fixing base swivelling chute has been seted up on the left of drawing rule main part (1) front surface, draw disc fixing base (3) and pass through the fixing base swivelling chute runs through drawing rule main part (1), and with drawing rule main part (1) rotates and is connected.
3. A strong product design drawing rule as claimed in claim 1, characterized in that: the circle drawing auxiliary groove (5) is arc-shaped and can draw a circle with the radius of one centimeter, the circle drawing auxiliary sub-groove is further formed in the front surface of the drawing disc (4), the circle drawing auxiliary sub-groove is located on the left side of the front surface of the drawing disc (4) and close to the right side of the circle drawing auxiliary groove (5), the circle drawing auxiliary groove is arc-shaped and can draw a circle with the diameter of one centimeter.
4. A strong product design drawing rule as claimed in claim 1, characterized in that: the number of the circle drawing auxiliary holes (8) is four, the four circle drawing auxiliary holes are all located on the left side of the front surface of the drawing rule main body (1) and close to the lower portion of the angle groove (6), and the four circle drawing auxiliary holes are sequentially formed from left to right at intervals of one centimeter.
5. A strong product design drawing rule as claimed in claim 1, characterized in that: the drawing auxiliary line (9) is composed of seven vertical lines and four horizontal lines, and the distance between the seven vertical lines and the four horizontal lines is one centimeter.
6. A strong product design drawing rule as claimed in claim 1, characterized in that: the number of the horizontal drawing grooves (10) is four, the horizontal drawing grooves are sequentially overlapped with the left part of a first horizontal line, the left part of a second horizontal line, the left part of a third horizontal line and the left part of a fourth horizontal line of the drawing auxiliary line (9), the number of the horizontal drawing grooves (11) is three, the horizontal drawing grooves are respectively positioned on the right side between the first horizontal line and the second horizontal line, the right side between the second horizontal line and the third horizontal line and the right side between the third horizontal line and the fourth horizontal line of the drawing auxiliary line (9), the vertical drawing grooves (12) are respectively positioned on the fourth vertical line, the fifth vertical line and the third horizontal line of the drawing auxiliary line (9), the number of the vertical drawing grooves (13) is four, and the vertical drawing grooves are respectively positioned below the third vertical line and the fourth vertical line of the drawing auxiliary line (9), Below between the fourth vertical line and the fifth vertical line and below between the sixth vertical line and the seventh vertical line.
7. A strong product design drawing rule as claimed in claim 1, characterized in that: the quantity of protractor fixture block (15) is two, is located protractor spout (14) inside upper surface left side and inside lower surface left side, all with drawing rule main part (1) fixed connection, protractor slider (16) with protractor (18) with drawing rule main part (1) passes through protractor fixture block (15) block is fixed.
8. A strong product design drawing rule as claimed in claim 1, characterized in that: the drawing rule main part (1) right side wall has seted up the protractor and has accomodate the groove, protractor (18) pass through the protractor accomodates the groove run through drawing rule main part (1) right side wall, and with protractor slider (16) fixed connection.
9. A strong product design drawing rule as claimed in claim 1, characterized in that: first strake (2) inside has seted up the drawing rule draw-in groove, drawing rule main part (1) passes through the drawing rule draw-in groove runs through first strake (2), and with first strake (2) block is fixed, the inside drawing rule spout of having seted up of second strake (21), drawing rule main part (1) passes through the drawing rule spout runs through second strake (21), and with second strake (21) sliding connection.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010797791.0A CN111873674A (en) | 2020-08-10 | 2020-08-10 | Product design drawing ruler with high practicability |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010797791.0A CN111873674A (en) | 2020-08-10 | 2020-08-10 | Product design drawing ruler with high practicability |
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| CN111873674A true CN111873674A (en) | 2020-11-03 |
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| CN202010797791.0A Pending CN111873674A (en) | 2020-08-10 | 2020-08-10 | Product design drawing ruler with high practicability |
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- 2020-08-10 CN CN202010797791.0A patent/CN111873674A/en active Pending
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Application publication date: 20201103 |
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