CN211247705U

CN211247705U - Piece collection device for mechanical drawing

Info

Publication number: CN211247705U
Application number: CN201921663326.7U
Authority: CN
Inventors: 王诗番; 吴俊霆
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-30
Filing date: 2019-09-30
Publication date: 2020-08-14
Anticipated expiration: 2029-09-30

Abstract

The utility model provides a scrap collecting device for mechanical drawing, which comprises an eraser body and a dust absorption mechanism; the eraser body is internally provided with a through hole; the dust suction mechanism comprises a base and a suction fan, wherein a dust suction channel is arranged in the base, an inlet of the dust suction channel is opposite to the through hole, the suction fan is arranged on the base, and an air suction inlet of the suction fan is communicated with an outlet of the dust suction channel. A piece collection device for mechanical drawing, this internal through-hole that has set up of eraser has set up the suction fan on the base, has set up dust absorption channel in the base, the operation is cleaned to the eraser simultaneously, the eraser bits of production are collected in step after through-hole and dust absorption channel, make the eraser bits obtain in time clearance, prevent that the manual work from blowing the eraser bits that cause and spilling the phenomenon emergence at will, guarantee the drawing totally clean and tidy simultaneously, the continuity of lines in the assurance drawing improves the drawing quality.

Description

Piece collection device for mechanical drawing

Technical Field

The utility model belongs to the technical field of the dust absorption, especially, relate to a piece collection device for machine-drawing.

Background

In the design fields of industrial drawing and sketch, pencils can be used in a large amount, the eraser can be frequently used in the drawing process, a large amount of eraser scraps can be generated in the using process of the eraser, the eraser scraps are removed, people usually adopt a blowing mode, the eraser scraps are blown away from the design drawing, in the blowing process, the eraser scraps are scattered everywhere, the living environment is influenced, and pollution is increased. Meanwhile, if tiny rubber scraps in drawing cannot be removed in time, the phenomenon that drawing lines are not uniform and even lines are broken and disconnected is caused, so that a drafter needs to redraw the drawing lines, and troubles are brought to work.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a piece collection device is used in mechanical drawing to the realization is in time cleared up the collection to the eraser bits that produce after the eraser uses.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

a scrap collecting device for mechanical drawing comprises an eraser body and a dust collecting mechanism;

the eraser body is provided with a through hole in the vertical direction;

the dust suction mechanism comprises a base and a suction fan, the eraser body is arranged at the bottom end of the base, a dust suction channel is arranged in the base, an inlet of the dust suction channel is opposite to the through hole, the suction fan is arranged on the base, and an air suction opening of the suction fan is communicated with an outlet of the dust suction channel.

Furthermore, a connecting pipe is fixedly connected to an inlet of the dust collection channel, the bottom end of the connecting pipe is inserted into the through hole of the eraser body, and the connecting pipe is in interference fit with the through hole.

Further, the eraser body is of a cuboid structure, a containing groove used for containing the eraser body is formed in the lower portion of one side of the base, the lower end of the containing groove extends out of the bottom of the base to be arranged, a pressing sheet used for tightly pressing and fixing the eraser body at the bottom of the containing groove is rotatably installed in the containing groove through a rotating shaft, a torsion spring is arranged between the pressing sheet and the wall of the containing groove at the top end of the containing groove, and the torsion spring is sleeved on the rotating shaft.

Furthermore, a plurality of bulges are respectively arranged on the bottom of the accommodating groove and the end surface of the pressing sheet opposite to the bottom of the accommodating groove.

Further, the dust absorption passageway is including the first passageway portion and the second passageway portion that are connected, first passageway portion is for the vertical hole structure just right with the through-hole, and second passageway portion is the horizontal hole structure with the suction fan inlet scoop intercommunication, and this second passageway portion installs the baffle that punches a hole in its and suction fan inlet scoop junction, the dust falling hole that communicates with second passageway portion is seted up to the vertical direction in base bottom surface, and this dust falling hole is located between baffle and the first passageway portion of punching a hole and the baffle setting that punches a hole of next-door neighbour, and the jam is installed in the matching of this dust falling hole bottom.

Compared with the prior art, a piece collection device for machine-drawing have following advantage:

a piece collection device for mechanical drawing, this internal through-hole that has set up of eraser has set up the suction fan on the base, has set up the dust absorption passageway in the base, the drawing is cleaned to the eraser while, the eraser of production is collected in step through-hole and dust absorption passageway back, makes the eraser obtain in time clearance, prevents that the manual work from blowing the eraser that causes and spilling the phenomenon emergence at will, guarantees the drawing clean and tidy simultaneously, guarantees the continuity of lines in the drawing, improves the drawing quality.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

FIG. 1 is a front view of a mechanical drawing debris collection system according to this embodiment;

FIG. 2 is a left side view of a mechanical drawing debris collection system according to this embodiment;

FIG. 3 is a front view of a dust collection mechanism of the mechanical drawing debris collection device of the present embodiment;

FIG. 4 is a view A-A of FIG. 3;

FIG. 5 is a bottom view of a dust extraction mechanism of the mechanical debris collection system of the present embodiment;

FIG. 6 is a perspective view of an eraser body of the crumb collecting device for mechanical drafting according to this embodiment.

Description of reference numerals:

1-an eraser body; 11-a through hole; 2-a base; 21-a dust suction channel; 211-a first channel portion; 212-a second channel portion; 22-dust falling hole; 23-accommodating grooves; 3-connecting pipe; 4-punching a baffle; 5-a suction fan; 6-plugging; 7-bulge; 8-a rotating shaft; 9-torsion spring; and 10-tabletting.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "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 used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being 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. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1 and 2, the debris collecting device for mechanical drawing comprises an eraser body 1 and a dust suction mechanism; a through hole 11 is arranged in the eraser body 1 in the vertical direction; the dust absorption mechanism comprises a base 2 and a suction fan 5, wherein the suction fan 5 is fixedly installed on the base 2, the eraser body 1 is stably installed at the bottom end of the base 2, a dust absorption channel 21 is arranged in the base 2, an inlet of the dust absorption channel 21 and the through hole 11 are arranged right opposite to each other, and an outlet of the dust absorption channel corresponds to an air suction opening of the suction fan 5. In this embodiment, the dust suction channel 21 includes a first channel portion 211 and a second channel portion 212 connected to each other, the first channel portion 211 is a vertical hole structure facing the through hole 11 of the eraser body 1, the second channel portion 212 is a horizontal hole structure, the inner end of the second channel portion 212 is connected to the first channel portion 211, and the outer end thereof is communicated with the suction opening of the suction fan 5. In this embodiment, the connection tube 3 is fixedly connected to the first channel portion 211, and preferably, the connection tube 3 is screwed to the first channel portion 211, so that the connection tube 3 can be easily disassembled and assembled. The bottom end of the connecting pipe 3 is inserted into the through hole 11 of the eraser body 1, and the connecting pipe 3 is in interference fit with the through hole 11, so that a sealing connection structure of the connecting pipe 3 and the through hole 11 is ensured, the stability of a negative pressure value in the through hole 11 is ensured during adsorption operation, and meanwhile, the stable connection relation of the eraser body 1 and the base 2 is ensured. In this embodiment, 5 motor power supplies of suction fan are button cell, open the switch button of power of

suction fan

5, 5 motor circular telegram of suction fan, drive the rotation of suction fan impeller, produce the negative pressure in dust absorption passageway 21 and the through-hole 11, the rubber bits that produce in the use of rubber body 1 are under the negative pressure effect, be adsorbed and collect after passing through-hole 11 and dust absorption passageway 21 in order, it uses simultaneously to realize that rubber body 1 cleans, the synchronous purpose of cleaing away of rubber bits, guarantee that the drawing is clean, solve the emergence of drawing line discontinuous phenomenon because of being stained with the rubber bits on the drawing and causing, solve the artifical emergence of scattering the phenomenon at will of rubber bits that blows off the cause simultaneously.

In this embodiment, in order to further stabilize the handle-controlled eraser body 1 and improve the stability of the eraser body in the using process, as shown in fig. 6, the eraser body 1 is a rectangular parallelepiped structure, and the dimensional relationship of the length, width and height of the rectangular parallelepiped is as follows: the height is larger than the length and larger than the width, and the through hole of the eraser body 1 is arranged in the middle. As shown in fig. 3-5, the base 2 is provided at a lower position of one side thereof with a receiving groove 23 corresponding to the eraser body 1, the lower end of the containing groove 23 extends out of the bottom surface of the base 2, the width of the containing groove 23 is arranged corresponding to the length of the eraser body 1, the height of the containing groove 23 is less than that of the eraser body 1, the first channel part 211 is arranged on the groove wall at the top end of the containing groove 23, and the distance from the central line of the first channel part 211 to the bottom of the containing groove 23 is the same as one half of the width of the eraser body 1, a pressing sheet 10 for tightly pressing and fixing the eraser body 1 at the bottom of the containing groove 23 is rotatably arranged in the containing groove 23 through a rotating shaft 8, a torsion spring 9 is arranged between the pressing sheet 10 and the groove wall at the top end of the accommodating groove 23, the torsion spring 9 is arranged on the rotating shaft 8, and under the action of the torsion spring 9, the pressing sheet 10 exerts a pressing acting force on the eraser body 1 and is tightly pressed and installed in the accommodating groove 23. For further improving the installation stability of the eraser body 1, a plurality of protrusions 7 are respectively arranged on the end faces of the bottom of the accommodating groove 23 and the end faces of the pressing sheet 10 opposite to the bottom of the accommodating groove 23, and the protrusions 7 tightly press the eraser body 1, so that the friction force between the eraser body 1 and the bottom of the accommodating groove 23 and between the eraser body 1 and the pressing plate 10 is increased, and the eraser body 1 is stably installed in the accommodating groove. That is, after the eraser body 1 is inserted on the connecting pipe 3, under the action of the torsion spring 9, the pressing sheet 10 tightly presses the connecting pipe at the bottom of the accommodating groove 23, so that the stability of the eraser body 1 in the wiping process is further improved, and the operability of the eraser body 1 is improved.

In this embodiment, for preventing in the eraser bits gets into the induced-draft fan, pile up and then influence the induced-draft fan and use in the induced-draft fan, second channel part 212 is installed the baffle 4 that punches a hole in its and 5 inlet scoop junctions of induced-draft fan, the dust falling hole 22 that communicates with second channel part 212 is seted up to 2 bottom surfaces of base vertical direction, this dust falling hole 22 is located between baffle 4 and the first channel part 211 that punches a hole and is close to the baffle 4 setting that punches a hole, the punching press hole on the baffle 4 that punches a hole is intensive hole structure, this punching press hole is with 5 inlet scoops of induced-draft fan and second channel part 212 intercommunication, dust falling hole 22 bottom matches and installs stifled 6. When the rubber scraps are adsorbed and collected, the rubber scraps entering the second channel part 212 are blocked by the stamping baffle 4, the rubber scraps are concentrated on the stamping baffle 4, after the suction fan 5 stops adsorbing, the rubber scraps automatically fall into the dust falling hole 22, and the plug 6 is taken down to take out the rubber scraps. The plug 6 and the dust falling hole 22 are preferably connected in a threaded manner, so that the plug 6 can be conveniently mounted and dismounted.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a piece collection device for machine-drawing which characterized in that: comprises an eraser body (1) and a dust absorption mechanism;

the eraser comprises an eraser body (1), wherein a through hole (11) is formed in the vertical direction of the eraser body;

the dust absorption mechanism comprises a base (2) and a suction fan (5), an eraser body (1) is installed at the bottom end of the base (2), a dust absorption channel (21) is arranged in the base (2), an inlet of the dust absorption channel (21) and a through hole (11) are arranged right opposite to each other, the suction fan (5) is installed on the base (2), and an air suction opening of the suction fan is communicated with an outlet of the dust absorption channel (21).

2. A debris collecting device for machine mapping according to claim 1, wherein: the inlet of the dust collection channel (21) is fixedly connected with a connecting pipe (3), the bottom end of the connecting pipe (3) is inserted into a through hole (11) of the eraser body (1), and the connecting pipe (3) is in interference fit with the through hole (11).

3. A debris collecting device for machine mapping according to claim 2, wherein: the eraser body (1) is of a cuboid structure, the base (2) is provided with an accommodating groove (23) used for containing the eraser body (1) at the lower part of one side of the base, the lower end of the accommodating groove (23) extends out of the bottom surface of the base (2) to be arranged, a pressing sheet (10) used for tightly pressing and fixing the eraser body (1) at the bottom of the accommodating groove (23) is rotatably arranged in the accommodating groove (23) through a rotating shaft (8), a torsion spring (9) is arranged between the pressing sheet (10) and the top groove wall of the accommodating groove (23), and the torsion spring (9) is sleeved on the rotating shaft (8).

4. A debris collecting device for machine mapping according to claim 3, wherein: the bottom of the accommodating groove (23) and the end face of the pressing sheet (10) opposite to the bottom of the accommodating groove (23) are respectively provided with a plurality of bulges (7).

5. A machine-patterning debris collection device according to any one of claims 1 to 4, further comprising: dust absorption passageway (21) are including first passageway portion (211) and second passageway portion (212) that are connected, first passageway portion (211) be with through-hole (11) just right vertical hole structure, second passageway portion (212) be with the horizontal hole structure of suction fan (5) inlet scoop intercommunication, this second passageway portion (212) install baffle (4) that punches a hole in its and suction fan (5) inlet scoop junction, base (2) bottom surface vertical direction is seted up and is fallen dirt hole (22) with second passageway portion (212) intercommunication, and this falls dirt hole (22) and is located between baffle (4) and the first passageway portion (211) that punches a hole and closely adjacent baffle (4) set up, and stifled (6) are installed in the matching of this dust falling hole (22) bottom.