CN214164582U

CN214164582U - Drawing device for mechanical design

Info

Publication number: CN214164582U
Application number: CN202022201553.7U
Authority: CN
Inventors: 谭杰文; 李海林; 罗辉
Original assignee: Guangzhou City Construction College
Current assignee: Guangzhou City Construction College
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-09-10
Anticipated expiration: 2030-09-30

Abstract

The utility model provides a drawing device for mechanical design, including drawing board and drawing paper, drawing paper place in on the drawing board, its characterized in that: at least one side of the drawing board is provided with a fixed frame, each fixed frame is provided with at least one movable frame, and each movable frame is provided with a clamping mechanism; the clamping mechanism comprises a rotating plate, a rotating rod and a movable rod, the bottom of the rotating plate is movably connected with the top of the rotating rod, the bottom of the rotating rod is movably connected with the top of the movable rod, a knob is arranged at the top of the rotating plate, and a clamping plate is arranged at the bottom of the movable rod; the movable frame is connected to the sliding rod on the side face of the fixed frame through a sliding sleeve at the bottom. During the use, place the drawing paper on the drawing board, then rotate the knob on the adjustable shelf and remove the adjustable shelf simultaneously, when the cardboard removed on the drawing paper, loosen the knob, can carry out the chucking spacing to the drawing paper, solved and be difficult to carry out the problem of fixing a position to the drawing paper among the prior art, made things convenient for the user to carry out mechanical design drawing on the drawing paper.

Description

Drawing device for mechanical design

Technical Field

The utility model belongs to the technical field of mechanical design, especially, relate to a drawing device for mechanical design.

Background

The mechanical design is a working process which conceptualizes, analyzes and calculates the working principle, structure, motion mode, force and energy transmission mode, materials and shape size of each part, lubrication method and the like of the machine according to the use requirements and converts the working principle, the structure, the motion mode, the force and energy transmission mode, the materials and the shape size of each part, the lubrication method and the like into specific description to be used as a manufacturing basis. Mechanical design plays crucial position in mechanical production, is mechanical production's first step, needs the drawing when carrying out mechanical design, need use the drawing board during the drawing, when using, need tile the drawing paper on the drawing board, then draws, needs fix a position the drawing paper before this, but current drawing device for mechanical design is inconvenient fixes a position the drawing paper, has reduced the device's practicality, the user's of not being convenient for use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a drawing device for mechanical design, the drawing device for mechanical design who solves among the prior art is difficult to fix a position drawing paper, has reduced the problem of the practicality of device.

In order to achieve the above purpose, the utility model adopts the following scheme:

the utility model provides a drawing device for mechanical design, includes drawing board and drawing paper, the drawing paper place in on the drawing board, its characterized in that: at least one side of the drawing board is provided with a fixed frame, at least one movable frame is arranged on each fixed frame, and the movable frame is provided with a clamping mechanism used for pressing the drawing paper on the drawing board.

Furthermore, the clamping mechanism comprises a rotating plate, a rotating rod and a movable rod, the rotating plate is in a long strip shape, one end of the rotating plate is movably connected with the top end of the rotating rod, and the bottom end of the rotating rod is movably connected with the top of the movable rod; the bottom of the movable frame is provided with a movable hole, and the movable rod penetrates through the movable frame through the movable hole and is pressed against the drawing paper.

Furthermore, the rotating rod is connected with the rotating plate and the movable rod through a shaft pin.

Furthermore, the bottom of the movable rod is fixedly connected with a clamping plate; the movable rack is characterized in that pull blocks are arranged on two sides of the movable rod, a fastening tension spring is sleeved on the surface of the movable rod, the top of the fastening tension spring is connected with the pull blocks, and the bottom of the fastening tension spring is fixedly connected with the inner wall of the bottom of the movable rack.

Further, the bottom of the clamping plate is provided with a fastening pad.

Furthermore, the middle part of the long strip-shaped rotating plate is fixedly connected with the bottom of the knob, the top of the knob penetrates through the inner wall of the top of the movable frame, and anti-skid grains are arranged at the top of the knob.

Further, the knob is sleeved with a bearing, and the bearing is fixedly connected to the inner wall of the top of the movable frame.

Further, the both sides of drawing board all are provided with fixed frame, two fixed frame front and back both ends all are provided with the adjustable shelf, distribute in the four corners of drawing board.

Furthermore, the fixed frame is provided with a sliding rod on the side face, the bottom of the movable frame is provided with a sliding sleeve, and the movable frame is connected to the sliding rod through the sliding sleeve and moves on the fixed frame along the sliding rod.

The experiment has the following beneficial effects:

(1) according to the novel drawing device for mechanical design in the experiment, the height of the clamping plate is increased by rotating the knob on the movable frame, the movable frame is moved at the same time, when the movable frame moves to the four corners of the drawing paper, the knob is loosened, and the clamping plate automatically resets and clamps the drawing paper; the device has realized carrying out the chucking effectively to the four corners at drawing paper top and has fixed to prevented the removal of drawing paper, solved current drawing device for mechanical design and be difficult to carry out the problem of fixing a position to drawing paper, improved the practicality of device, the person of facilitating the use uses.

(2) Through setting up slide bar and sliding sleeve, effectively increased the stability that the adjustable shelf removed, and realized carrying out spacing effect to the adjustable shelf, prevented the separation of adjustable shelf and fixed frame.

(3) Through setting up the fastening pad, increased the frictional force of cardboard effectively to the chucking effect of cardboard to drawing paper has been increased.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a perspective view of the movable frame of the present invention;

fig. 4 is a partial sectional view of the movable frame of the present invention;

fig. 5 is a perspective view of the rotating plate of the present invention.

In the figure: 1-drawing board, 2-clamping mechanism, 201-rotating board, 202-rotating rod, 203-pulling block, 204-fastening tension spring, 205-movable rod, 206-clamping board, 3-drawing paper, 4-movable frame, 5-fixed frame, 6-sliding rod, 7-sliding sleeve, 8-bearing, 9-knob, 10-fastening pad and 11-movable hole.

Detailed Description

The technical solutions of the present invention are described in detail below with reference to the accompanying drawings and examples, so that those skilled in the art can better understand and implement the technical solutions of the present invention.

The utility model provides a drawing device for mechanical design as shown in figure 1, which comprises a drawing board 1 and drawing paper 3, wherein the drawing paper 3 is arranged on the drawing board 1; the 1 both sides of drawing board are provided with fixed frame 5, and preceding, rear end all set up a adjustable shelf 4 on every fixed frame 5, distribute in 1 four corners of drawing board, and adjustable shelf 4 is equipped with and is used for compressing tightly clamping mechanism 2 on drawing board 1 with drawing paper (3).

As shown in fig. 4, the chucking mechanism 2 includes a rotating plate 201, a rotating rod 202 and a movable rod 205, as shown in fig. 5, the rotating plate 201 is long, one end of the rotating plate 201 is movably connected with the top end of the rotating rod 202, and the bottom end of the rotating rod 202 is movably connected with the top of the movable rod 205; the rotating rod 202 is connected with the rotating plate 201 and the movable rod 205 in a shaft pin mode, and the rotating plate 201 can drive the rotating rod 202 better through the shaft pin connection, so that the movable rod 205 is driven to move. The bottom of the movable frame 4 is provided with a movable hole 11, and the movable rod 205 penetrates through the movable frame 4 through the movable hole 11 and abuts against the drawing board 3.

The movable rod 205 bottom fixedly connected with cardboard 206, cardboard 206 bottom are equipped with fastening pad 10, and fastening pad 10 and drawing paper 3 in close contact with have increased the frictional force of cardboard 206, have improved the chucking effect. The two sides of the movable rod 205 are provided with pull blocks 203, the surface of the movable rod 205 is sleeved with a fastening tension spring 204, the top of the fastening tension spring 204 is connected with the pull blocks 203, and the bottom of the fastening tension spring 204 is fixedly connected to the inner wall of the bottom of the movable frame 4.

The middle part of commentaries on classics board 201 and the bottom fixed connection of knob 6, the top inner wall of adjustable shelf 4 is run through at the top of knob 9, and the top of knob 9 is equipped with anti-skidding line, effectively increases knob 9's frictional force, makes things convenient for knob 9's rotation. The cover is equipped with bearing 8 on the knob 9, and bearing 8 fixed connection has increased knob 9 pivoted stability effectively through setting up bearing 8 in the top inner wall of adjustable shelf 4, and has realized carrying out spacing effect to knob 9.

As shown in fig. 1 and 2, two fixed frames 5 are provided with grooves on the front and rear sides, and sliding rods 6 are provided inside the grooves, as shown in fig. 5, a sliding sleeve 7 is fixedly connected to the surface of the movable frame 4 near the fixed frame 5 at the bottom, and the movable frame 4 is connected to the sliding rods 6 through the sliding sleeve 7 and moves on the fixed frame 5 along the sliding rods 6.

The utility model discloses drawing device for mechanical design's application method: during the use, the user places drawing paper 3 on drawing board 1, through rotating knob 9, it uses knob 9 to make circular motion as the center to drive commentaries on classics board 201, the motion of commentaries on classics board 9 has produced an ascending power in slant to bull stick 202 through the pivot, drive bull stick 202 upward movement in slant, the upward movement in slant of bull stick 202 drives the movable rod 205 upward movement of bottom through the pivot pin connection, pull piece 203 on the movable rod 205 and then movable rod 205 remove, pull piece 203 and pull fastening extension spring 204, and the removal of movable rod 205 drives cardboard 206 upward movement, user simultaneous control adjustable shelf 4 removes on fixed frame.

When cardboard 206 removed the top to drawing paper 3, the user loosened the power to knob 9, and the reset pull-back of fastening extension spring 204 drove cardboard 206 downstream and carries out the chucking spacingly to drawing paper 3. It is convenient for the user to perform mechanical design drawing on the drawing paper 3.

The above-mentioned embodiment is only the preferred embodiment of the present invention, but can not be regarded as the restriction to the utility model, any change and improvement based on the inventive concept should fall into the protection scope of the present invention, and the specific protection scope is based on the claims.

Claims

1. Drawing device for mechanical design, comprising a drawing board (1) and drawing paper (3), said drawing paper (3) being placed on said drawing board (1), characterized in that: be provided with fixed frame (5) on drawing board (1) one side at least, every set up one adjustable shelf (4) on fixed frame (5) at least, adjustable shelf (4) be provided with be used for with drawing paper (3) compress tightly in chucking mechanism (2) on drawing board (1).

2. The drawing device for mechanical design according to claim 1, wherein: the clamping mechanism (2) comprises a rotating plate (201), a rotating rod (202) and a movable rod (205), the rotating plate (201) is long, one end of the rotating plate (201) is movably connected with the top end of the rotating rod (202), and the bottom end of the rotating rod (202) is movably connected with the top of the movable rod (205); the bottom of the movable frame (4) is provided with a movable hole (11), and the movable rod (205) penetrates through the movable frame (4) through the movable hole (11) and is pressed against the drawing paper (3).

3. A drawing device for mechanical design according to claim 2, wherein: the rotating rod (202), the rotating plate (201) and the movable rod (205) are connected through a shaft pin.

4. A drawing device for mechanical design according to claim 2 or 3, wherein: the bottom of the movable rod (205) is fixedly connected with a clamping plate (206); the both sides of movable rod (205) are provided with and draw piece (203), the surface cover of movable rod (205) has fastening extension spring (204), the top of fastening extension spring (204) with draw piece (203) and meet, the bottom of fastening extension spring (204) with the bottom inner wall fixed connection of adjustable shelf (4).

5. The drawing device for mechanical design according to claim 4, wherein: the bottom of the clamping plate (206) is provided with a fastening pad (10).

6. A drawing device for mechanical design according to claim 2, wherein: the middle part of the long strip-shaped rotating plate (201) is fixedly connected with the bottom of the knob (9), the top of the knob (9) penetrates through the inner wall of the top of the movable frame (4), and anti-skid grains are arranged at the top of the knob (9).

7. The drawing device for mechanical design according to claim 6, wherein: the knob (9) is sleeved with a bearing (8), and the bearing (8) is fixedly connected to the inner wall of the top of the movable frame (4).

8. The drawing device for mechanical design according to claim 1, wherein: both sides of drawing board (1) all are provided with fixed frame (5), two fixed frame (5) preceding, back both ends all are provided with adjustable shelf (4), distribute in the four corners of drawing board (1).

9. The drawing device for mechanical design according to claim 8, wherein: the fixed frame (5) is provided with a sliding rod (6) on the side face, the bottom of the movable frame (4) is provided with a sliding sleeve (7), and the movable frame (4) is connected to the sliding rod (6) through the sliding sleeve (7) and moves on the fixed frame (5) along the sliding rod (6).