CN204367685U - Slide rule drawing board - Google Patents

Abstract

The utility model relates to the field of mechanical drawing teaching tools, in particular to a mechanical drawing drawing board with its own slide rule, and discloses a sliding rule drawing board, which comprises a bottom plate, a pressing plate, a horizontal ruler and a vertical ruler. The bottom plate is a rectangular parallelepiped thin plate, the pressure plate is a rectangular parallelepiped frame, the left end of the pressure plate is hingedly installed on the left end of the bottom plate, two horizontal slide grooves and two vertical slide grooves are arranged on the upper, lower, left, and right sides of the pressure plate, and the horizontal ruler slides and is installed on the pressure plate The vertical ruler is slidably installed in the left and right vertical chutes of the pressure plate in the upper and lower horizontal chute, the middle part of the horizontal ruler and the vertical ruler is hollow, and the horizontal ruler and the vertical ruler are hollow. Set screws are provided at both ends. The utility model has simple manufacturing process and reasonable structural layout, which not only solves the problem of convenient portability of the drawing tool, but also increases the operability of the drawing board and is convenient to use.

Description

Slide Rule Drawing Tablet

technical field

The utility model relates to the field of a mechanical drawing teaching tool, in particular to a mechanical drawing drawing board with a slide rule.

Background technique

At present, the training and learning of mechanical drawing in the teaching process of mechanical major is an indispensable course for students of engineering colleges. Although CAD technology has been popularized with the popularization of computer applications, manual drawing is still of great significance in the engineering field, and the teaching of mechanical drawing is extremely important. In the teaching process of mechanical drawing, students are required to be equipped with drawing tools, such as Drawing boards, T-squares, triangular rulers, drawing pens and other drawing utensils are generally scattered and placed, which is not only inconvenient to carry, cumbersome to use, but also inconvenient to store. It is difficult for students to grasp when using it, which reduces the drawing speed. In order to solve this problem , in Chinese patent document CN201110195568, disclose a kind of drawing board with T-square, the T-square is hinged with drawing board through sliding block, has improved the convenience of carrying and using, but this technical scheme does not solve drawing pen, triangular ruler, The problem that other drawing work such as eraser is easy to carry, simultaneously, because drawing board is only provided with a T-square, can not solve the needs of drawing horizontal and vertical straight lines simultaneously.

Utility model content

The purpose of this utility model is to overcome the deficiencies of the prior art, to provide a sliding rule drawing board, the production process is simple, the structure layout is reasonable, not only solves the problem of drawing tool portability, but also increases the operability of the drawing board, easy to use convenient.

In order to solve the above-mentioned technical problems, the technical solution provided by the utility model is that the sliding ruler drawing board includes a base plate, a pressing plate, a horizontal ruler and a vertical ruler, the base plate is a cuboid thin plate, the pressing plate is a rectangular parallelepiped box, and the left end of the pressing plate is hingedly installed on the At the left end of the bottom plate, two horizontal chute and two vertical chute are set on the upper, lower, left, and right sides of the pressing plate. In the two vertical chutes, the middle part of the scale body of the horizontal ruler and the vertical ruler is hollow, and the two ends of the horizontal ruler and the vertical ruler are provided with fixing screws.

The left end of the cuboid frame-shaped pressing plate is hingedly installed on the left end of the cuboid thin-plate-shaped bottom plate. The pressing plate can press the drawing paper flatly on the bottom plate, and there is no need to use tape to fix the drawing paper, which is convenient for drawing. At the same time, the hinged connection is used to facilitate the pressing plate and the bottom plate Open and close, replace the drawing paper; there are two horizontal chute and two vertical chute on the upper, lower, left and right edges of the pressure plate, the horizontal ruler slides and is installed in the upper and lower two horizontal chute of the pressure plate, and the vertical ruler slides Installed in the two left and right vertical chutes of the pressure plate, through the movement of the horizontal ruler and the vertical ruler, the needs of drawing at different positions on the drawing board can be realized; the middle part of the horizontal ruler and the vertical ruler It is hollow, which not only reduces the weight of the entire slide rule drawing board, but also uses a drawing pen to draw in the hollow part, which is not easy to slide and is more accurate; there are fixing screws at both ends of the horizontal ruler and vertical ruler, and the fixing screws are twisted down to support the bottom plate , the horizontal ruler and the vertical ruler can be fixed, and the fixing screws are loosened to realize the position sliding of the horizontal ruler and the vertical ruler.

As a further improvement of the utility model, a slider is provided at the intersection between the horizontal ruler and the vertical ruler, and the slider can slide up, down, left, and right along the hollow part of the ruler, and a circular hole-shaped area is arranged in the middle of the slider. The drawing pen can be placed in this area for drawing. There is a bracket on the slider, and the bracket and the slider are connected by threads to facilitate loading and unloading. When in use, install the bracket on the slider, and the ferrule on the bracket is connected to the pencil Drawing pens such as automatic pencils can be fixed on the slider, and as the slider slides up, down, left, and right, the drawing pen can easily make horizontal or vertical straight lines.

As a further improvement of the utility model, the horizontal ruler and the vertical ruler are provided with scale marks, which is convenient for the plotter to find an accurate drawing position on the drawing paper, and is also convenient for measuring the length of each line segment of the drawing.

As a further improvement of the utility model, a storage compartment is fixedly installed on the top of the bottom plate, which is convenient for storing small drawing tools such as drawing pens, knives, and erasers, and is easy to take and use, and prevents loss.

As a further improvement of the utility model, a handle is fixedly installed on the right side of the pressure plate, preferably a metal handle, which is easy to install, not easy to damage, and has a long service life. It is used to lift and lower the pressure plate to realize the opening and closing between the pressure plate and the bottom plate, which is convenient Replace drawing paper.

As a further improvement of the utility model, a buckle is provided on the right side of the base plate, and the buckle can be connected with the pressure plate. After the buckle is buckled, the pressure plate and the base plate can be fixed together, and the slide rule drawing board can be carried with the handle, which is convenient. fast.

As a further improvement of the utility model, two support legs are installed on the back of the bottom plate, and the height of the slide rule drawing board can be adjusted by adjusting the support legs to meet the needs of different users.

Description of drawings

Fig. 1 is the front view of the utility model.

Fig. 2 is a structural diagram of the middle slider in the utility model.

Fig. 3 is a three-dimensional structure diagram when the middle pressure plate of the utility model is opened.

Fig. 4 is a three-dimensional structure diagram of the back in the utility model.

Among them: 1-bottom plate, 2-pressure plate, 3-horizontal ruler, 4-vertical ruler, 5-horizontal chute, 6-vertical chute, 7-fixing screw, 8-slider, 9-bracket, 10-drawing pen, 11-storage compartment, 12-handle, 13-buckle, 14-supporting legs.

Detailed ways

In order to deepen the understanding of the utility model, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments, which are only used to explain the utility model, and do not limit the protection scope of the utility model.

Example

As shown in Figure 1, the slide rule drawing board includes a base plate 1, a pressing plate 2, a horizontal ruler 3 and a vertical ruler 4, the base plate 1 is a cuboid thin plate, which can be supported by wooden materials or metal materials, and the pressing plate 2 is a rectangular parallelepiped box , in order to increase the working area of the drawing board, the narrower the frame of the rectangular box as the pressing plate 2, the better; ), the drawing paper can be replaced when it is lifted, and the drawing paper can be pressed on the surface of the bottom plate 1 when it is put down, so that it is not necessary to use traditional adhesive tape to paste the drawing paper on the drawing board, which is convenient and practical; Horizontal chute 5 and two vertical chute 6, horizontal ruler 3 is slidably installed in horizontal chute 5, vertical ruler 4 is slidably installed in vertical chute 6; Horizontal ruler 3 and vertical ruler 4 The middle part of the ruler body is hollow, which not only reduces the overall weight of the utility model, but also can use a drawing pen to draw in the hollow part, which is not easy to slide and is more accurate; the two ends of the horizontal ruler 3 and the vertical ruler 4 are provided with fixing screws 7. Twist down the fixing screws 7 of the horizontal ruler 3 and the vertical ruler 4 respectively against the bottom plate 1 to fix the horizontal ruler 3 and the vertical ruler 4. Loosen the fixing screws 7 to realize the horizontal ruler 3 and the vertical ruler 4. The position of the vertical ruler 4 slides.

As shown in Figures 1 and 2, a slide block 8 is arranged at the intersection of the horizontal ruler 3 and the vertical ruler 4 in the present embodiment, and the slide block 8 can slide up, down, left, and right along the hollow part of the ruler, and the slide block There is a circular hole-shaped area in the middle of 8, and a bracket 9 is provided on the slider 8, and the bracket 9 and the slider 8 are connected by threads. When it needs to be used, the bracket 9 can be installed on the slider 8. When not in use, the bracket 9 can be installed on the slider 8. , and then remove the bracket 9 on the slider 8, which is simple and convenient. The ferrule on the bracket 9 is connected to a drawing pen 10 such as a pencil or an automatic pencil, and the drawing pen 10 is fixed on the slider 8. As the slider 8 slides up and down , can easily make horizontal or vertical straight lines.

As shown in Figure 1, the horizontal ruler 3 and the vertical ruler 4 in the present embodiment are provided with scale marks, which is convenient for the plotter to find an accurate drawing position on the drawing paper, and is also convenient for the length measurement of each line segment of the drawing.

As shown in Figure 1, a storage compartment 11 is fixedly installed above the bottom plate 1 of this embodiment, and the storage compartment 11 can be set into various shapes and sizes according to needs, so as to facilitate storage of drawing pens, knives, erasers, etc. Unique drawing tools, easy to take and use, prevent loss.

As shown in Figure 1, Figure 3 and Figure 4, the right side of the pressure plate 2 in the embodiment can be fixed with a handle 12, the handle 12 can be connected with the pressure plate 2 by screws or glue, and the handle 12 can be made of various materials , can be made of wood or metal, preferably aluminum alloy, easy to install, not easy to damage, and has a long service life. It is used to lift and put down the pressing plate to realize the opening and closing between the pressing plate and the bottom plate, which is convenient for changing the drawing paper.

As shown in Figures 3 and 4, a hasp 13 can be installed on the right side of the bottom plate 1, and according to the opening and closing of the hasp 13, the bottom plate 1 and the pressure plate 2 are connected or separated. When the bottom plate 1 is connected with the pressure plate 2, it is fixed on Together, the user can carry this embodiment by holding the handle 12 on the right side of the pressing plate 2 .

As shown in FIG. 4 , two support legs 14 can also be installed on the back of the bottom plate 1 of this embodiment, and the overall height adjustment of this embodiment can be realized by adjusting the support legs 14 to meet the needs of different users.

The basic principles, main features and advantages of the present utility model have been shown and described above. Those skilled in the art should understand that the utility model is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model The new model also has various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection required by the utility model is defined by the appended claims and their equivalents.

Claims (7)

1. slide rule drawing board, it is characterized in that, comprise base plate, pressing plate, horizontal ruler and vertical ruler, described base plate is cuboid thin plate, described pressing plate is cuboid square frame, described pressing plate left end is hingedly mounted on described base plate left end, described pressing plate up and down edge is provided with two horizontal concrete chutes and two vertical chutes, described horizontal ruler is slidably mounted in two horizontal concrete chutes up and down of described pressing plate, described vertical ruler is slidably mounted in the vertical chute in two, left and right of described pressing plate, the chi body middle part hollow of described horizontal ruler and described vertical ruler, described horizontal ruler and described vertical ruler two ends are provided with fixed screw.

2. slide rule drawing board as claimed in claim 1, it is characterized in that, the intermediate interdigitated place of described horizontal ruler and described vertical ruler is provided with slide block, circular poroid region is provided with in the middle of described slide block, described slide block is provided with support, be threaded connection between described support and described slide block, on described support, cutting ferrule connects drawing pen.

3. slide rule drawing board as claimed in claim 1 or 2, is characterized in that, described horizontal ruler and described vertical ruler are provided with graduation mark.

4. slide rule drawing board as claimed in claim 3, is characterized in that, be installed with matter storage lattice above described base plate.

5. slide rule drawing board as claimed in claim 4, is characterized in that, fixedly mount jug on the right side of described pressing plate.

6. slide rule drawing board as claimed in claim 5, is characterized in that, be provided with hasp on the right side of described base plate, and described base plate to be connected with described pressing plate by hasp or to separate.

7. slide rule drawing board as claimed in claim 6, it is characterized in that, the described base plate back side is provided with two supporting legs.