CN204599780U - A kind of multi-functional adjustable drawing table - Google Patents

Abstract

The utility model relates to a multifunctional adjustable drawing table, comprising: a drawing board is composed of a plurality of drawing boards; The desktop rotation mechanism rotates through the turbine, which drives the rotation shaft fixed at the center of the turbine to rotate, and then drives the drawing board and the desktop changing mechanism to rotate. The desktop tilting mechanism moves up and down through the pushing device to push one end of the drawing board to tilt the drawing board. The desktop lifting mechanism Pushed by the two telescopic devices arranged at the bottom, the drawing board and the desktop rotation mechanism move up and down, and a balance device is arranged between the two telescopic devices, and the balance device moves up and down with the telescopic device at the same time. The utility model can draw A1 and A0 through adjustment. Drawings increase the applicability of the drawing table, save space, and rotate the drawing table desktop to any position according to the user's requirements.

Description

A Multifunctional Adjustable Drawing Table

technical field

The utility model relates to the field of teaching appliances, in particular to a multifunctional adjustable drawing table.

Background technique

Engineering drawing is a professional basic discipline based on the projection theory of descriptive geometry, using rulers, compasses, and drawing boards as tools, and using blackboards, wooden models, and wall charts as media. It has a history of more than 200 years. "Mechanical Engineering Drawing" is an introductory course that reflects the characteristics of engineering. It is not only a necessary professional skill for mechanical students, but also one of the professional basic courses that other engineering students must learn. It has played an important role in cultivating students' spatial imagination and conception ability as the basis of creative thinking and promoting the process of industrialization. Engineering drawings are indispensable technical documents in production and are the "language of engineering technology" that is used worldwide.

The traditional drawing table can only meet the requirements of one kind of drawing drawings, and cannot adjust the size of the desktop according to the actual needs of the drafter; the angle and inclination of the desktop are fixed, making drawing inconvenient and uncomfortable.

Utility model content

In order to solve the above technical problems, the utility model provides a multifunctional adjustable drawing table, which can adjust the size of the desktop according to the actual needs of the drawer, and change the angle and inclination of the desktop through the rotation of the desktop and the lifting of the desktop, greatly improving the Ease and comfort of drawing.

In order to achieve the above purpose, the technical scheme adopted is as follows:

A multifunctional adjustable drafting table comprising:

The drawing board is composed of multiple drawing boards;

The desktop transformation mechanism enables the drawing board to move left and right, and the reciprocating motion of the rack track makes the drawing board change in size on the horizontal plane;

The desktop rotation mechanism, through the rotation of the turbine, drives the rotation shaft fixed at the center of the turbine to rotate, and then drives the drawing board and the desktop changing mechanism to rotate;

The desktop tilting mechanism moves up and down through the pushing device to push one end of the drawing board to make the drawing board tilt;

The desktop lifting mechanism is pushed by two telescopic devices arranged at the bottom, the drawing board and the desktop rotating mechanism move up and down, and a balance device is installed between the two telescopic devices, and the balancing device moves up and down simultaneously with the telescopic device to keep the drawing board and the desktop rotating To ensure the stability of the mechanism, the desktop lifting mechanism is connected with the desktop rotating mechanism through four support rods.

Preferably, the drawing boards are connected by hinges.

Further, the desktop conversion mechanism includes a screw, a gear, a support column, a mounting base and a push rod, the push rod is threadedly connected to the screw rod, and the end of the push rod is connected to the drawing board, and the support columns are respectively arranged at the endpoints of the desktop conversion mechanism , the screw, gear, support column and push rod are installed on the installation base, the gear is driven by a motor installed on the desktop conversion mechanism, the gear drives the screw to rotate, the screw drives the push rod to move, and the push rod Guide rails are also provided at both ends, and the push rod moves on the guide rails.

Further, the desktop rotation mechanism includes a worm gear and a worm, the worm is driven by a motor, the worm drives the worm to rotate, and the worm is fixed to the installation base of the desktop conversion mechanism.

Further, the desktop tilting mechanism includes a tilting worm, a tilting worm gear and a pushing device, the tilting worm gear is driven by a motor, and the tilting worm gear is screwed to the pushing device.

Further, the telescopic device includes a telescopic assembly and a connection frame, one end of the connection frame is connected to two support rods, one end of the connection frame is fixed to the telescopic assembly, and the other end is driven by a hydraulic cylinder, and the connection frame is provided with A plurality of installation holes for installing telescopic components form different gear positions, and the balance device is driven by hydraulic pressure.

Further, it also includes a storage mechanism, the storage mechanism is arranged between the four support rods, the storage mechanism includes a storage box, a rotating disk, a storage turbine, a support seat and a connecting rod, and the rotating disk passes through The storage turbine is driven to rotate, and the storage turbine is driven by a motor. There are two rotating disks, and four connecting rods are evenly connected between the two rotating disks. The storage box is connected to the connecting rods, and the rotating The disk, the storage turbine and the motor are all installed on the support base, and the support base is installed on the connection frame.

Further, it also includes an energy-saving lighting device, the energy-saving lighting device includes a light bulb, a photosensitive sensor and a distance sensor, the light bulb is installed above the desktop conversion mechanism through the installation column, and the photosensitive sensor is installed above the desktop conversion mechanism through the installation column, The distance sensor is installed on the storage mechanism.

The beneficial effects of the utility model:

1. A1 and A0 drawings can be drawn through adjustment, which increases the applicability of the drawing table and saves space.

2. Rotate the table top of the drawing table to any position according to the user's requirements. At the same time, the rotating device uses gear transmission, which is more accurate than chain and belt transmission, and reduces energy loss in transmission.

3. According to the needs of the user, the corresponding items can be automatically selected from the storage box inside the table body, which is practical and quick.

4. The utility model is equipped with an energy-saving lighting device, which can realize the lighting function in a classroom or a certain working space, and at the same time, due to the small distance from the workbench, the main lighting range of the lamp is better utilized.

5. The utility model uses three hydraulic machines to drive the lifting of the upper table body. At the same time, the self-locking of the table body in the natural working environment is cleverly designed to keep it stable. During the rising process, the middle hydraulic rod rises to drive the hydraulic pressure of the support rods on both sides Promoting the movement of the support rod disperses the force as much as possible and improves the service life of the components.

Description of drawings

In order to facilitate the understanding of those skilled in the art, the utility model will be further described below in conjunction with the accompanying drawings.

Fig. 1 is the structural representation of the utility model.

Fig. 2 is a structural schematic diagram of the desktop changing mechanism of the present invention.

Fig. 3 is a structural schematic diagram of the desktop rotation mechanism of the present invention.

Fig. 4 is a schematic structural diagram of the desktop tilting mechanism of the present invention.

Fig. 5 is a structural schematic diagram of the desktop lifting mechanism of the present invention.

Fig. 6 is a schematic structural diagram of the storage mechanism of the present invention.

In the accompanying drawings: 10, drawing board, 20, desktop transformation mechanism, 21, screw rod, 22, gear, 23, support column, 24, installation base, 25, push rod, 26, guide rail, 30, desktop rotation mechanism, 31, turbine , 32, rotating shaft, 40, desktop tilting mechanism, 41, tilting worm, 42, tilting turbine, 43, pushing device, 50, desktop lifting mechanism, 51, telescopic assembly, 52, connecting frame, 53, hydraulic cylinder, 54, Balance device, 55, support rod, 60, storage mechanism, 61, storage box, 62, rotating disk, 63, storage turbine, 64, support seat, 65, connecting rod.

Detailed ways

As a preferred embodiment of the present utility model, it can be seen from Fig. 1 that a multifunctional adjustable drawing table includes a drawing board, a desktop changing mechanism 20, a desktop rotating mechanism 30, a desktop tilting mechanism 40, a desktop lifting mechanism 50, The storage mechanism 60, the drawing board is composed of a plurality of drawing boards 10, and the drawing boards 10 are connected by hinges.

By Fig. 2, desktop conversion mechanism 20 comprises screw rod 21, gear 22, support column 23, mounting base 24 and push rod 25, and push rod 25 is threadedly connected with screw rod 21, and push rod 25 ends are connected with drawing board, and described support column 23 They are respectively arranged at the endpoints of the desktop changing mechanism 20. The screw rod 21, the gear 22, the support column 23 and the push rod 25 are installed on the mounting base 24, and the gear 22 is driven by a motor installed on the desktop changing mechanism 20. The gear 22 drives the screw rod 21 to rotate, and the screw rod 21 drives the push rod 25 to move, and guide rails 26 are also provided at both ends of the push rod 25. There are two guide rails 26, which are distributed on both sides of the screw rod 21, and the push rod 25 is on the guide rail 26 Move so that the drawing board can move left and right, and the reciprocating motion of the rack track makes the drawing board change in size on the horizontal plane.

From Fig. 3, the desktop rotating mechanism 30 includes a worm gear 31 and a worm screw, the worm screw is driven by a motor, and the worm screw drives the worm gear 31 to rotate, and the worm gear 31 is fixed to the mounting base 24 of the desktop changing mechanism 20, and the worm gear 31 rotates to drive The rotating shaft 32 fixed at the center of the turbine 31 rotates, and then drives the drawing board and the desktop changing mechanism 20 to rotate.

By Fig. 4, desktop tilting mechanism 40 comprises tilting worm 41, tilting worm gear 42 and pushing device 43, and described tilting worm gear 42 is driven by motor, and described tilting worm gear 42 is threadedly connected with pushing device 43, and tilting worm gear 42 rotates and drives pushing device 43 Using an up and down motion, push one end of the drawing board to tilt the drawing board.

By Fig. 5, desktop lifting mechanism 50 comprises telescopic device and balancing device 54 to drive drawing board, desktop rotating mechanism 30, desktop conversion mechanism 20 height adjustment up and down, and described telescopic device comprises telescopic assembly 51 and connection frame 52, and described connection frame 52 One end is connected to two support rods 55, one end of the connecting frame 52 is fixed to the telescopic assembly 51, and the other end is driven by a hydraulic cylinder 53, and the connecting frame 52 is provided with a plurality of installation holes for installing the telescopic assembly 51, forming In different gears, the balance device 54 is driven by hydraulic pressure. When the telescopic assembly 51 drives the table body to move upward to a certain position and stops still, a self-locking phenomenon can occur to keep the upper part of the table body stable. When the table body moves upwards, the balance device 54 in the middle acts simultaneously with the telescopic components 51 on both sides to keep the rising stability of the entire table body. During the rising process, the middle balance device 54 rises to drive the hydraulic pressure of the telescopic components 51 on both sides to move the support rods. .

The desktop lifting mechanism 50 is connected with the desktop rotating mechanism 20 through four support rods 55 .

1 and 6, the storage mechanism 60 is arranged between the four support rods 55, and the storage mechanism 60 includes a storage box 61, a rotating disk 62, a storage turbine 63, a support seat 64 and a connecting rod 65, the rotating disk 62 is driven to rotate by the storage turbine 63, the storage turbine 63 is driven by a motor, there are two rotating disks 62, and four connecting rods 65 are evenly connected between the two rotating disks 62, so The storage box 61 is connected to the connecting rod 65, and the rotating disc 62, the storage turbine 63 and the motor are all installed on the supporting base 64, and the supporting base 64 is installed on the connecting frame 52. After the rotating disc 62 rotates , the storage box 61 moves successively, and the storage box remains relatively unchanged in the Z direction due to the action of gravity.

The energy-saving lighting device includes a light bulb 72, a photosensitive sensor 73 and a distance sensor 74. The light bulb 72 is installed above the desktop conversion mechanism through the installation column 71, and the photosensitive sensor 73 is installed above the desktop conversion mechanism through the installation column 72. The distance sensor 74 is installed on the storage mechanism 60 .

The above content is only an example and description of the structure of the present utility model. Those skilled in the art make various modifications or supplements to the described specific embodiments or use similar methods to replace them, as long as they do not deviate from the utility model. The structure or beyond the scope defined in the claims shall belong to the protection scope of the present utility model.

Claims (8)

1. A multifunctional adjustable drawing table, characterized in that it comprises: The drawing board is composed of multiple drawing boards; The desktop transformation mechanism enables the drawing board to move left and right, and the reciprocating motion of the rack track makes the drawing board change in size on the horizontal plane; The desktop rotation mechanism, through the rotation of the turbine, drives the rotation shaft fixed at the center of the turbine to rotate, and then drives the drawing board and the desktop changing mechanism to rotate; The desktop tilting mechanism moves up and down through the pushing device to push one end of the drawing board to make the drawing board tilt; The desktop lifting mechanism is pushed by two telescopic devices arranged at the bottom, the drawing board and the desktop rotating mechanism move up and down, and a balance device is installed between the two telescopic devices, and the balancing device moves up and down simultaneously with the telescopic device to keep the drawing board and the desktop rotating To ensure the stability of the mechanism, the desktop lifting mechanism is connected with the desktop rotating mechanism through four support rods. 2. The multifunctional adjustable drawing table according to claim 1, wherein the drawing boards are connected by hinges. 3. The multifunctional adjustable drawing table according to claim 1, wherein the desktop transformation mechanism includes a screw, a gear, a support column, a mounting base and a push rod, the push rod is threadedly connected to the screw rod, and the end of the push rod is connected to the screw rod. The drawing board is connected, and the supporting columns are respectively arranged at the endpoints of the desktop changing mechanism. The screw, gear, supporting column and push rod are installed on the mounting base, and the gears are driven by a motor installed on the desktop changing mechanism. The gear drives the screw to rotate, and the screw drives the push rod to move, and guide rails are arranged at both ends of the push rod, and the push rod moves on the guide rails. 4. The multifunctional adjustable drawing table according to claim 1, wherein the desktop rotation mechanism includes a worm gear and a worm, the worm is driven by a motor, the worm drives the worm to rotate, and the worm and the desktop are transformed The mounting base of the mechanism is fixed. 5. The multifunctional adjustable drawing table according to claim 1, wherein the desktop tilting mechanism comprises a tilting worm, a tilting worm gear and a pushing device, the tilting turbine is driven by a motor, and the tilting worm gear and the pushing device threaded connection. 6. The multifunctional adjustable drawing table according to claim 1, wherein the telescopic device includes a telescopic assembly and a connecting frame, one end of the connecting frame is connected to two support rods, and the connecting frame and the telescopic assembly One end is fixed, and the other end is driven by a hydraulic cylinder. The connecting frame is provided with a plurality of installation holes for installing telescopic components to form different gear positions. The balance device is driven by hydraulic pressure. 7. The multifunctional adjustable drawing table according to claim 1, further comprising a storage mechanism, the storage mechanism is arranged between four support rods, the storage mechanism includes a storage box, The rotating disk, the storage turbine, the support seat and the connecting rod, the rotating disk is driven to rotate by the turbine, the storage turbine is driven by a motor, there are two rotating disks, and four connecting rods are evenly connected between the two rotating disks rod, the storage box is connected on the connecting rod, and the rotating disk, the storage turbine and the motor are all installed on the support base, and the support base is installed on the connection frame. 8. The multifunctional adjustable drawing table according to claim 1, characterized in that it also includes an energy-saving lighting device, the energy-saving lighting device includes a light bulb, a photosensitive sensor and a distance sensor, and the light bulb is installed on the tabletop through a mounting column Above the mechanism, the photosensitive sensor is installed above the desktop changing mechanism through the mounting column, and the distance sensor is installed on the storage mechanism.