CN211308043U - Convenient to use's drawing device for mechanical design - Google Patents
Convenient to use's drawing device for mechanical design Download PDFInfo
- Publication number
- CN211308043U CN211308043U CN201920181716.4U CN201920181716U CN211308043U CN 211308043 U CN211308043 U CN 211308043U CN 201920181716 U CN201920181716 U CN 201920181716U CN 211308043 U CN211308043 U CN 211308043U
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- CN
- China
- Prior art keywords
- blackboard
- small
- chalk
- circular plate
- hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a convenient to use's drawing device for mechanical design, including large-scale blackboard, the locating lever of small-size blackboard and "U" type structure, small-size blackboard sets up in the place ahead of large-scale blackboard, be equipped with a round hole on the small-size blackboard, the inside plectane that is equipped with of round hole, it is equipped with an annular groove to surround the interior toroid, through powerful glue fixed mounting holding ring on the outer toroid of plectane, the holding ring extends to in the annular groove, the upper end of plectane is equipped with more than one screw hole, the inside equal threaded connection fixed block of screw hole, the fixed block all is equipped with a chalk slot on the terminal surface of large-scale blackboard towards, inside all through a glue fixed mounting rubber layer of chalk slot, the inside chalk that all inserts of chalk slot, all offset between chalk and the rubber layer. The utility model discloses simple structure, small-size blackboard can write also can draw the circle, has increased the area of writing, has also made things convenient for the circle of drawing, great increase efficiency, avoided the time waste.
Description
Technical Field
The utility model relates to a convenient to use's drawing device for mechanical design.
Background
The mechanical design is a working process which is used for conceiving, analyzing and calculating the working principle, structure, motion mode, force and energy transmission mode, the material and shape size of each part, a lubricating method and the like of the machine according to the use requirement and converting the working principle, the structure, the motion mode, the force and energy transmission mode, the material and shape size of each part, the lubricating method and the like into a specific description as a manufacturing basis.
In the drawing process, circles are generally drawn, but other tools are needed to draw circles at present, which is very inconvenient and wastes time.
Disclosure of Invention
The utility model aims to solve the technical problem that a simple structure is provided, convenient to use, small-size blackboard can write also can draw the circle, has increased the area of writing, has also made things convenient for the circle of drawing, great increase efficiency, avoided the extravagant convenient to use's of time drawing device for mechanical design.
The utility model discloses a realize through following technical scheme: a convenient drawing device for mechanical design comprises a large blackboard, a small blackboard and a positioning rod with a U-shaped structure, wherein the top and the bottom of the large blackboard are fixedly provided with a fixing strip through bolts, the opposite surface of the fixing strip is provided with a chute with a T-shaped structure, the small blackboard is arranged in front of the large blackboard, the top and the bottom of the small blackboard are fixedly provided with a plurality of sliders with T-shaped structures through bolts, one end of each slider is slidably arranged in the chute, the small blackboard is provided with a round hole, a circular plate is arranged inside the round hole, an annular groove is arranged on the inner annular surface of the round hole in a circle manner, a positioning ring is fixedly arranged on the outer annular surface of the circular plate through a strong glue, the positioning ring extends into the annular groove, the upper end of the circular plate is provided with more than one screw hole, the screw holes all penetrate through the circular plate, and the inside of the screw holes is in, the end face, facing the large blackboard, of the fixing block is provided with a chalk slot, the inside of the chalk slot is fixedly provided with a rubber layer through glue, a chalk is inserted into the chalk slot, and the chalk and the rubber layer are abutted.
In this embodiment, a first positioning hole is formed in the surface on the right side of the circular plate, a second positioning hole is formed in the surface on the right side of the small blackboard, the first positioning hole and the second positioning hole are arranged oppositely, a magnet is fixedly mounted in the first positioning hole and the second positioning hole through glue, the positioning rod is made of a metal material, two side ends of the positioning rod are respectively inserted into the first positioning hole and the second positioning hole, and one section of the positioning rod, which is located inside the first positioning hole and the second positioning hole, is adsorbed by the magnet.
Preferably, the surface of the circular plate is flush with the surface of the small blackboard, and the back surface of the circular plate is flush with the back surface of the small blackboard.
As a preferable technical scheme, the left side of the surface of the circular plate is provided with an anti-slip groove.
The utility model has the advantages that: the utility model discloses simple structure, convenient to use, small-size blackboard can write and also can draw the circle, has increased the area of writing, has also made things convenient for the circle of drawing, great increase efficiency, avoided the time extravagant.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a partial cross-sectional view taken at A-A of FIG. 1;
fig. 3 is a schematic view of the installation structure of the middle positioning rod of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may for example be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in figures 1, 2 and 3, the drawing device for mechanical design of the utility model comprises a large blackboard 1, a small blackboard 2 and a positioning rod 9 with a U-shaped structure, wherein the top and the bottom of the large blackboard 1 are both fixedly provided with a fixing strip 3 through bolts, the opposite surface of the fixing strip 3 is provided with a chute 4 with a T-shaped structure, the small blackboard 2 is arranged in front of the large blackboard 1, the top and the bottom of the small blackboard 2 are both fixedly provided with a plurality of sliders 5 with T-shaped structures through bolts, one end of each slider 5 is slidably arranged in the chute 4, the small blackboard 2 is provided with a round hole, a circular plate 7 is arranged in the round hole, a ring groove 12 is arranged on the inner ring surface of the round hole in a surrounding manner, a positioning ring 11 is fixedly arranged on the outer ring surface of the circular plate 7 through a strong glue, the positioning ring 11 extends into the ring groove 12, the upper end of plectane 7 is equipped with more than one screw hole 16, screw hole 16 all runs through plectane 7, the inside equal threaded connection fixed block 6 of screw hole 16, fixed block 6 all is equipped with a chalk slot on the terminal surface towards large-scale blackboard 1, inside glue fixed mounting rubber layer that all passes through of chalk slot, inside chalk 10 that all inserts of chalk slot, all offset between chalk 10 and the rubber layer, can effectual restriction plectane through location ring channel and holding ring, avoided the plectane to drop from the round hole.
In this embodiment, a first positioning hole 13 is formed in the surface on the right side of the circular plate 7, a second positioning hole 14 is formed in the surface on the right side of the small blackboard 2, the first positioning hole 13 and the second positioning hole 14 are arranged oppositely, a magnet 15 is fixedly mounted in each of the first positioning hole 13 and the second positioning hole 14 through glue, the positioning rod 9 is made of a metal material, two side ends of the positioning rod 9 are respectively inserted into the first positioning hole 13 and the second positioning hole 14, one section of the positioning rod 9 located inside the first positioning hole 13 and the second positioning hole 14 is adsorbed by the magnet 15, when a circle is not drawn, the circular plate and the small blackboard can be effectively positioned through the positioning rod, the displacement of the circular plate is avoided, and writing on the circular plate is enabled.
In this embodiment, the surface of the circular plate 7 is flush with the surface of the small blackboard 2, and the back surface of the circular plate 7 is flush with the back surface of the small blackboard 2, thereby preventing unevenness.
In this embodiment, the left side of the surface of the circular plate 7 is provided with an anti-slip groove 8, which facilitates the rotation of the circular plate.
Wherein, the circular plate is also a blackboard, so that the surfaces of the circular plate and the small blackboard can be used for writing.
The working principle is as follows: this small-size blackboard can write and also can draw the circle, during the use, earlier with the locating lever from first, take out in the second locating hole, make the plectane can rotate, according to the rotatory different fixed block of the diameter of circle again, if the diameter of circle is less, then the rotatory fixed block that leans on the inside, otherwise then the rotatory fixed block that leans on the outside is rotated, confirm the back, the rotatory fixed block, the removal of fixed block has driven the chalk, until the head that makes the chalk and the surface contact of large-scale blackboard, at this moment, the rotatory plectane, the rotation of plectane has driven the chalk, make the chalk draw a complete circle on the surface of large-scale blackboard, great increase the efficiency of drawing a circle, and because this small-size blackboard can remove along the spout, thereby can change the position of drawing.
The utility model has the advantages that: the utility model discloses simple structure, convenient to use, small-size blackboard can write and also can draw the circle, has increased the area of writing, has also made things convenient for the circle of drawing, great increase efficiency, avoided the time extravagant.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.
Claims (4)
1. The utility model provides a convenient to use's drawing device for mechanical design which characterized in that: the blackboard comprises a large blackboard, a small blackboard and a positioning rod with a U-shaped structure, wherein the top and the bottom of the large blackboard are fixedly provided with a fixing strip through bolts, the opposite surfaces of the fixing strip are respectively provided with a chute with a T-shaped structure, the small blackboard is arranged in front of the large blackboard, the top and the bottom of the small blackboard are respectively fixedly provided with a slide block with a plurality of T-shaped structures through bolts, one end of the slide block is slidably arranged in the chute, the small blackboard is provided with a round hole, a circular plate is arranged inside the round hole, a ring groove is arranged on the inner ring surface of the round hole in a circle manner of surrounding the inner ring surface, a positioning ring is fixedly arranged on the outer ring surface of the circular plate through strong glue, the positioning ring extends into the ring groove, the upper end of the circular plate is provided with more than one screw hole, the screw holes penetrate through the circular plate, the inside of the screw holes is in threaded, a rubber layer is fixedly installed inside the chalk slot through glue, a chalk is inserted inside the chalk slot, and the chalk and the rubber layer are all abutted.
2. The easy-to-use drawing device for machine design according to claim 1, wherein: the surface on plectane right side is equipped with a first locating hole, is equipped with a second locating hole on the surface on small-size blackboard right side, and first locating hole and second locating hole set up relatively, all through a glue fixed mounting magnet in first, the second locating hole, and the locating lever is made by metal material, and during the both sides end of locating lever inserted first, the second locating hole respectively, one section that the locating lever is located first, the inside of second locating hole all by magnet adsorb.
3. The easy-to-use drawing device for machine design according to claim 1, wherein: the surface of the circular plate is flush with the surface of the small blackboard, and the back surface of the circular plate is flush with the back surface of the small blackboard.
4. The easy-to-use drawing device for machine design according to claim 1, wherein: the left side of the surface of the circular plate is provided with an anti-skid groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920181716.4U CN211308043U (en) | 2019-01-29 | 2019-01-29 | Convenient to use's drawing device for mechanical design |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920181716.4U CN211308043U (en) | 2019-01-29 | 2019-01-29 | Convenient to use's drawing device for mechanical design |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211308043U true CN211308043U (en) | 2020-08-21 |
Family
ID=72077161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920181716.4U Expired - Fee Related CN211308043U (en) | 2019-01-29 | 2019-01-29 | Convenient to use's drawing device for mechanical design |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211308043U (en) |
-
2019
- 2019-01-29 CN CN201920181716.4U patent/CN211308043U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200821 Termination date: 20210129 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |