Auxiliary support frame for mathematical graph plotting
A support frame and mathematical technology, applied in the field of auxiliary support frames for mathematical drawing, can solve the problems of limited overall height, poor adaptability, and high use limitations, and achieve the effects of improving work efficiency, reducing use limitations, and improving adaptability
Inactive Publication Date: 2017-05-31
朱琤
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Problems solved by technology
[0002] As we all know, the mathematical drawing auxiliary support frame is a drawing aid mainly used in geometry and engineering graphics subjects in junior high schools, high schools and universities. It is widely used in relevant colleges and universities and is widely favored by relevant students. ; The existing mathematical drawing auxiliary support frame comprises an underframe, a support plate and a placement plate, the underframe is installed below the support plate, and the placement plate is installed above the support plate; The board is used to place the paper used for drawing and cooperate with the drawing work; it is found in its use that its overall height is limited, and it cannot be adjusted according to the height of the students, resulting in poor adaptability and high use limitations; and Its function is very simple
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[0012] The specific implementation manners of the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.
[0013] Such as figure 1 and figure 2 As shown, the mathematical drawing auxiliary support frame of the present invention includes a chassis, a support plate 1 and a placement plate 2, and the placement plate is installed above the support plate; the chassis includes four sets of bottom plates 3, four sets of threaded pipes 4 and four sets of Threaded rods 5, the tops of the four groups of bottom plates are all provided with lower placement grooves, and lower ball bearings 6 are arranged in the lower placement grooves, the bottom ends of the four groups of threaded pipes are respectively inserted into the four groups of lower ball bearings, the four groups of threaded rod...
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The invention relates to the technical field of mathematical graph plotting devices, in particular to an auxiliary support frame for mathematical graph plotting. The overall height of the auxiliary support frame can be adjusted, the adaptability is improved, at the same time, the auxiliary support frame helps to place books, and thus the graph plotting efficiency is improved. The auxiliary support frame includes an underframe body, a supporting plate and a placement plate; the placement plate is installed above the supporting plate; the underframe body includes four bottom plates, four threaded pipes and four threaded rods, the tops of the four bottom plates are provided with lower placement grooves, and lower ball bearings are arranged in the lower placement grooves; the auxiliary support frame further includes a connection plate, a rotating shaft, a supporting plate, a backup plate and two limiting frames, the top of the connection plate is provided with a upper placement groove, an upper ball bearing is placed in the upper placement groove, the bottom of the rotating shaft is inserted into the upper ball bearing, the bottom of the backup plate is connected with a half rear region of the top of the supporting plate, the front side of the backup plate is transversely provided with a slideway, and the rear ends of the two limiting frames are both installed in the slideway and transversely slide in the slideway.
Description
technical field [0001] The invention relates to the technical field of devices for mathematical drawing, in particular to an auxiliary supporting frame for mathematical drawing. Background technique [0002] As we all know, the mathematical drawing auxiliary support frame is a drawing aid mainly used in geometry and engineering graphics subjects in junior high schools, high schools and universities. It is widely used in relevant colleges and universities and is widely favored by relevant students. ; The existing mathematical drawing auxiliary support frame comprises an underframe, a support plate and a placement plate, the underframe is installed below the support plate, and the placement plate is installed above the support plate; The board is used to place the paper used for drawing and cooperate with the drawing work; it is found in its use that its overall height is limited, and it cannot be adjusted according to the height of the students, resulting in poor adaptability...
Claims
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Login to View More IPC IPC(8): A47B27/02A47B27/14
CPCA47B27/02A47B27/14A47B2200/005
Inventor 朱琤
Owner 朱琤