CN213316204U - Automatic screening device of shot blasting machine - Google Patents

Abstract

The utility model discloses an autofilter device of shot-blasting machine, the power distribution box comprises a box body, the top of box is provided with the feed inlet that is connected with the shot-blasting machine discharge gate, the inner chamber bottom right side of box is provided with the platform, the inner chamber of box is provided with screen cloth and lower screen cloth, the top of platform is provided with the conveyer belt that stretches out box right side wall, the left side wall of box is provided with driving motor, driving motor's right side power take off end is provided with the inside axis of rotation of the inner chamber that stretches into the box, the outer wall of axis of rotation is provided with the spiral delivery leaf, the inner chamber right side wall of box is provided with the air-blower, the inner chamber bottom of box is provided with the branch spacer block that top and lower screen cloth bottom contacted, the left side wall. The utility model discloses can handle the back to the work piece at the shot-blasting machine, separate the required little steel ball of work piece, sweeps and shot-blasting machine operation that obtain or throw ball sand, reduce the manual work volume, improve screening efficiency.

Description

Automatic screening device of shot blasting machine

Technical Field

The utility model relates to a shot-blasting machine screening technical field, in particular to shot-blasting machine's autofilter device.

Background

The shot blasting machine is casting equipment for cleaning or strengthening the surface of a casting by using high-speed shot thrown by a shot blasting machine, wherein when part of the shot blasting machine works, a large number of small steel balls or shot blasting sand and other auxiliary articles are needed to be used for working, so that part of the small steel balls or shot blasting sand are discharged out of the shot blasting machine by being carried by a workpiece, and after the workpiece is cleaned or strengthened, scraps are discharged along with the workpiece, so that screening and separation are needed, the working amount is increased, and therefore, an automatic screening device of the shot blasting machine is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides an autofilter device of shot-blasting machine, main aim at can handle the back to the work piece at the shot-blasting machine, separate the required little steel ball of work piece, sweeps and shot-blasting machine operation that obtains or throw ball sand, reduce the manual work volume, improve the screening efficiency.

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

an automatic screening device of a shot blasting machine comprises a box body, wherein the top of the box body is provided with a feed inlet connected with a discharge hole of the shot blasting machine, the right side of the bottom of the inner cavity of the box body is provided with a platform, the inner cavity of the box body is provided with an upper screen and a lower screen, the top of the platform is provided with a conveyer belt extending out of the right side wall of the box body, the left side wall of the box body is provided with a driving motor, the right power output end of the driving motor is provided with a rotating shaft extending into the inner cavity of the box body, the outer wall of the rotating shaft is provided with a spiral conveying blade, the spiral conveying blade is positioned between the upper screen and the lower screen, the right side wall of the inner cavity of the box body is provided with a blower, the bottom of the inner cavity of the box body is provided with a separation block, the top of the separation block is in contact with the bottom of the lower screen, the bottom of the left side wall of the box body is provided with a first discharge hole, and the bottom of the right side wall of the box body is provided with a second discharge hole.

Preferably, the upper screen and the lower screen are both cylindrical screen drums with openings at the tops, and the upper screen is in a left-high-right-low shape with the right end positioned above the conveying belt.

Preferably, the upper surface of the conveyor belt is inclined in a shape that the left side is lower than the right side.

Preferably, the right end of the spiral conveying blade extends out of the right end of the lower screen.

Preferably, the height of the bottom of the inner cavity of the box body is gradually reduced towards two sides by taking the separating block as the highest point.

Preferably, the left end of the platform is an inclined platform positioned at the top of the lower screen mesh, and the left end of the conveying belt is positioned between the left end and the right end of the inclined platform.

Preferably, two groups of baffles connected with the front side wall and the rear side wall of the inner cavity of the box body are arranged at the top of the conveying belt along the conveying direction.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses can handle the back to the work piece to the shot-blasting machine, separate the required little steel ball of work piece, sweeps and shot-blasting machine operation that obtain or throw ball sand, after leading-in through the feed inlet, directly separate through reasonable mechanical structure and position design, the operation is convenient, separates effectually, can separate the screening operation in succession.

Drawings

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

fig. 2 is a cross-sectional view taken along line a-a of fig. 1 according to the present invention.

In the figure: 1-a box body; 2-a platform; 3-screening the screen; 4-lower screen mesh; 5-a conveyer belt; 6-driving a motor; 7-a rotating shaft; 8-spiral conveying leaves; 9-a blower; 10-a spacer block; 11-a first discharge port; 12-a second discharge port; 13-a baffle; 14-feed inlet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "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 only for convenience of description and 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.

The automatic screening device of the shot blasting machine shown in the figure 1-2 comprises a box body 1, wherein a feeding hole 14 connected with a discharging hole of the shot blasting machine is arranged at the top of the box body 1, a platform 2 is arranged at the right side of the bottom of an inner cavity of the box body 1, the left end of the platform 2 is an inclined platform positioned at the top of a lower screen mesh 4, the left end of a conveying belt 5 is positioned between the left end and the right end of the inclined platform, an upper screen mesh 3 and a lower screen mesh 4 are arranged in the inner cavity of the box body 1, the upper screen mesh 3 and the lower screen mesh 4 are both cylindrical screen mesh cylinders with openings at the tops, the upper screen mesh 3 is in a left-high-right-low shape with the right end positioned above the conveying belt 5, the conveying belt 5 extending out of the right side wall of the box body 1 is arranged at the top of the conveying belt 5 along the conveying direction, two groups of baffles 13, the left side wall of box 1 is provided with driving motor 6, the right side power take off end of driving motor 6 is provided with the axis of rotation 7 that stretches into the inner chamber of box 1 inside, the outer wall of axis of rotation 7 is provided with spiral conveying leaf 8, and spiral conveying leaf 8 is located between last screen cloth 3 and lower screen cloth 4, the right-hand member of spiral conveying leaf 8 stretches out the right-hand member of lower screen cloth 4, the inner chamber right side wall of box 1 is provided with air-blower 9, the inner chamber bottom of box 1 is provided with the spacer block 10 that the top contacted with lower screen cloth 4 bottom, the inner chamber bottom height of box 1 reduces to both sides gradually with spacer block 10 as the peak, the left side wall bottom of box 1 is provided with first discharge gate 11, the right side wall bottom of box 1 is provided with second discharge gate.

A specific application of this embodiment does, the utility model discloses in the use, what at first need confirm is the mesh size of last screen cloth 3 and lower screen cloth 4, goes up the mesh of screen cloth 3 and will be slightly bigger than the external diameter that is used for the little steel ball of operation or throws ball sand in the shot-blasting machine, and is little than the size of work piece, and the mesh of lower screen cloth 4 is slightly little than the external diameter that is used for the little steel ball of operation or throws ball sand in the shot-blasting machine. Firstly, a workpiece processed by a shot blasting machine is led into an inner cavity of a box body 1 through a feed inlet 14, the led workpiece comprises the processed workpiece and shot blasting raw materials such as waste scraps adsorbed on the workpiece and small steel balls or shot blasting sand carried out of the workpiece, and the like, after the shot blasting raw materials fall onto an upper screen 3, due to the fact that the bottom surface of the upper screen 3 is in a shape of being high at the left and low at the right, an object falling in a groove of a circular section of the upper screen 3 slides downwards towards the right, in the sliding process, the waste scraps with small volume and the small steel balls or shot blasting sand used for operation in the shot blasting machine penetrate through meshes of the upper screen 3 and fall into a groove of a lower screen 4, the workpiece slides downwards towards the upper surface of a conveying belt 5, a baffle plate 13 is used for guiding the workpiece to the upper surface of the conveying belt 5, in the separation operation of the workpiece, the waste scraps and the small steel balls or shot blasting sand used for operation in the shot blasting machine, an air blower 9 blows air from right to left, and the waste scraps with light weight and the small steel balls The degree is decreased to increase the moving time in the upper screen 3, increasing the probability of passing through the mesh of the upper screen 3. The scrap falling into the lower screen 4 and the shot beads or shot blast sand used for the work in the shot blasting machine also include a portion entering on the conveyor belt 5, and it should be noted that the minimum distance between the conveyor belt 5 and the upper screen 3 is smaller than the size of the workpiece, preventing the workpiece from sliding down and to the left on the conveyor belt 5 into the lower screen 4. The driving motor 6 is started, the driving motor 6 drives the rotating shaft 7 of the power output end on the right side to rotate, so that the spiral conveying blade 8 rotates, waste scraps in the lower screen 4 and small steel balls or shot blasting sand used for operation in the shot blasting machine move rightwards, in the moving process, the waste scraps with smaller volume pass through meshes of the lower screen 4, fall to the left side of the separation block 10 at the bottom of the inner cavity of the box body 1 and then are discharged from the first discharge hole 11, and the small steel balls or shot blasting sand used for operation in the shot blasting machine with larger volume fall to the right side of the separation block 10 at the bottom of the inner cavity of the box body 1 from an opening on the right side of the lower screen 4 and then are discharged from the second discharge hole 12.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims (7)

1. The utility model provides an autofilter device of shot-blasting machine, includes box (1), the top of box (1) is provided with feed inlet (14) that are connected with the shot-blasting machine discharge gate, its characterized in that: the device is characterized in that a platform (2) is arranged on the right side of the bottom of an inner cavity of the box body (1), an upper screen (3) and a lower screen (4) are arranged in the inner cavity of the box body (1), a conveying belt (5) extending out of the right side wall of the box body (1) is arranged at the top of the platform (2), a driving motor (6) is arranged on the left side wall of the box body (1), a rotating shaft (7) extending into the inner cavity of the box body (1) is arranged at the right side power output end of the driving motor (6), a spiral conveying blade (8) is arranged on the outer wall of the rotating shaft (7), the spiral conveying blade (8) is positioned between the upper screen (3) and the lower screen (4), an air blower (9) is arranged on the right side wall of the inner cavity of the box body (1), a separation block (10) with the top contacted with the bottom of the lower screen (4) is arranged at the bottom of, and a second discharge hole (12) is formed in the bottom of the right side wall of the box body (1).

2. The automatic screening device of the shot blasting machine according to claim 1, wherein: the upper screen (3) and the lower screen (4) are both cylindrical screen cylinders with openings at the tops, and the upper screen (3) is in a shape that the right end is higher at the left and lower at the right above the conveyer belt (5).

3. The automatic screening device of the shot blasting machine according to claim 1, wherein: the upper surface of the conveying belt (5) is in an inclined shape with a lower left and a higher right.

4. The automatic screening device of the shot blasting machine according to claim 1, wherein: the right end of the spiral conveying blade (8) extends out of the right end of the lower screen (4).

5. The automatic screening device of the shot blasting machine according to claim 1, wherein: the height of the bottom of the inner cavity of the box body (1) is gradually reduced towards two sides by taking the separating block (10) as the highest point.

6. The automatic screening device of the shot blasting machine according to claim 1, wherein: the left end of platform (2) is for being located the slope platform at screen cloth (4) top down, and the left end of conveyer belt (5) is located between the left and right ends of slope platform.

7. The automatic screening device of the shot blasting machine according to claim 1, wherein: and two groups of baffles (13) connected with the front side wall and the rear side wall of the inner cavity of the box body (1) are arranged at the top of the conveying belt (5) along the conveying direction.

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