CN218573794U - Valve casting is with sand powder screening equipment - Google Patents

Abstract

The utility model relates to a valve production technical field, a valve foundry sand powder screening installation, including shell and supporting leg, the lower extreme and the supporting leg fixed connection of shell, the lower extreme of shell is equipped with reducing mechanism, reducing mechanism includes first motor, first motor passes through motor support and shell fixed connection, the outer wall and the baffle of first round bar rotate to be connected, the upper end and the straight board fixed connection of baffle. Through manual twisting the threaded rod, the threaded rod promotes the stripper plate and is close to crushing roller surface, smashes the distance between stripper plate and the crushing roller and shortens, and first motor drives first round bar and rotates, and first round bar drives the gear train and rotates, and the upper end of gear train drives the crushing roller rotation on the second round bar, and crushing roller smashes the shakeout, utilizes the threaded rod control to smash apart from smashing between stripper plate surface and the crushing roller, can not receive the influence of powder piece size, improves work efficiency.

Description

Valve casting is with sand powder screening equipment

Technical Field

The utility model relates to a valve production field specifically is a valve casting is with sand powder screening installation.

Background

Valves are mechanical devices that control the flow, direction, pressure, temperature, etc. of a flowing fluid medium, valves are essential components in piping systems, and valve piping is technically the same as pumps and is often discussed as a separate category.

For example, the name of the authorized bulletin number is "CN216322255U" is a sand screening device for valve casting, although the problem of crushing and screening sand is solved. Still there is current valve casting to select equipment with sand powder, utilize the motor to drive crushing roller and rotate, utilize the friction of two crushing rollers to smash sand, but the cubic big or small area of sand is different, when the sand piece drops to smash between the crushing roller, the piece undersize of sand piece, current valve casting selects equipment with sand powder, can't change the gap between crushing roller or the control crushing roller, the gap between the crushing roller will be followed to the sand piece drops, increase the work load of smashing the sand piece, and the work efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving current valve casting and selecting equipment with sand powder, the sand piece will drop from the gap between the crushing roller, increases the work load of smashing the sand piece, has reduced work efficiency's problem, and the valve casting that proposes selects equipment with sand powder.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a valve casting is with sand powder screening installation, includes shell and supporting leg, the lower extreme and the supporting leg fixed connection of shell, the lower extreme of shell is equipped with reducing mechanism, reducing mechanism includes first motor, first motor passes through motor support and shell fixed connection, the output and the first round bar fixed connection of first motor, the tip and the gear train fixed connection of first round bar, the upper end and the second round bar fixed connection of gear train, the tip and the crushing roller fixed connection of second round bar, the outer wall and the straight plate of second round bar rotate to be connected, the outer wall and the baffle rotation of first round bar are connected, the upper end and the straight plate fixed connection of baffle.

Preferably, the inner wall of shell is equipped with the sieving mechanism, the sieving mechanism includes the base, the lower extreme and the shell fixed connection of base, the upper end and the bracing piece fixed connection of base, the tip and the first connecting plate fixed connection of bracing piece, the upper end and the spring fixed connection of first connecting plate, the upper end and the second connecting plate fixed connection of spring, the upper end and the screening case fixed connection of second connecting plate, the inner wall and the screening board fixed connection of screening case, the lower extreme and the second motor fixed connection of screening case, the output and the weight fixed connection of second motor.

Preferably, the outer wall of the screening box is provided with a first discharge hole and a second discharge hole.

Preferably, a collecting frame is placed on the inner wall of the shell.

Preferably, the inner wall and the box fixed connection of shell, the inner wall and the baffle and the straight board fixed connection of box, the inner wall and the stripper plate sliding connection of box, the surface and the threaded rod of stripper plate rotate to be connected, the outer wall and the box threaded connection of threaded rod.

Preferably, the outer wall of the baffle is fixedly connected with the protection cylinder, and the end part of the protection cylinder is fixedly connected with the shell.

Preferably, the upper end of the shell is provided with a feeding port.

The utility model provides a pair of valve casting is with sand powder screening installation, beneficial effect lies in: through manual twisting the threaded rod, the threaded rod promotes the stripper plate and is close to crushing roller surface, smashes the distance and shortens between stripper plate and the crushing roller, and first motor drives first round bar and rotates, and first round bar drives the gear train and rotates, and the upper end of gear train drives crushing roller on the second round bar and rotates, smashes the roller and smashes the sand that falls, utilizes threaded rod control stripper plate surface and smashes apart from smashing between the roller, can not receive the influence of powder piece size, improves work efficiency.

Drawings

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

FIG. 2 is a schematic front sectional view of the structure of FIG. 1;

FIG. 3 is a schematic view of the cross-section A in FIG. 2;

fig. 4 is a schematic view of the cross-sectional structure B in fig. 2.

In the figure: 1. the shell, 2, the supporting leg, 3, reducing mechanism, 301, first motor, 302, first round bar, 303, the gear train, 304, the second round bar, 305, crushing roller, 306, straight board, 307, the baffle, 4, the sieving mechanism, 401, the base, 402, the bracing piece, 403, first connecting plate, 404, the spring, 405, the second connecting plate, 406, the screening case, 407, the screening board, 408, the second motor, 409, the weight, 5, first discharge gate, 6, the second discharge gate, 7, collect the frame, 8, the box, 9, the stripper plate, 10, the threaded rod, 11, the protective cylinder, 12, the pan feeding mouth.

Detailed Description

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.

Referring to fig. 1-4, the present invention provides a technical solution: a valve casting sand screening device comprises a shell 1 and supporting legs 2, the lower end of the shell 1 is fixedly connected with the supporting legs 2, a crushing device 3 is arranged at the lower end of the shell 1, a first round rod 302 is driven to rotate through a first motor 301, the first round rod 302 indirectly drives a crushing roller 305 to rotate, a squeezing plate 9 and the crushing roller 305 are in contact with a sand block to crush, the crushing device 3 comprises a first motor 301, the first motor 301 is fixedly connected with the shell 1 through a motor support, the model of the first motor 301 meets the requirement of work according to actual requirements, the output end of the first motor 301 is fixedly connected with the first round rod 302, the end of the first round rod 302 is fixedly connected with a gear set 303, the upper end of the gear set 303 is fixedly connected with a second round rod 304, the end of the second round rod 304 is fixedly connected with the crushing roller 305, the surface of the crushing roller 305 is smooth, no gap exists on the surface, the outer wall of the second round rod 304 is rotatably connected with a straight plate 306, the outer wall of the first round rod 302 is rotatably connected with a baffle 307, the upper end of the baffle 307 is fixedly connected with the straight plate 306, and the baffle 305 is used for preventing the sand powder from entering the gear set 303 and normally working sand grinding roller 303;

manually twist threaded rod 10, threaded rod 10 promotes stripper plate 9 and is close to crushing roller 305 surface, smash the distance between stripper plate 9 and the crushing roller 305 and shorten, first motor 301 drives first round bar 302 and rotates, first round bar 302 drives gear train 303 and rotates, the upper end of gear train 303 drives crushing roller 305 on the second round bar 304 and rotates, crushing roller 305 smashes the shake-out, utilize distance between threaded rod 10 control stripper plate 9 surface and the crushing roller 305 to smash, can not receive the influence of powder piece size, and the work efficiency is improved.

Please refer to fig. 1, fig. 2 and fig. 4, the inner wall of the housing 1 is provided with a screening device 4, the weight 409 is driven to rotate by the second motor 408, the weight 409 vibrates, the weight 409 drives the screening box 406 to vibrate, so that the screening plate 407 screens the sand powder on the surface that drops, the screening device 4 comprises a base 401, the lower end of the base 401 is fixedly connected with the housing 1, the upper end of the base 401 is fixedly connected with the supporting rod 402, the end of the supporting rod 402 is fixedly connected with the first connecting plate 403, the upper end of the first connecting plate 403 is fixedly connected with the spring 404, the screening box 406 drives the first connecting plate 403 to vibrate, the first connecting plate 403 drives the spring 404 to slide, the spring 404 is contracted by the weight of the first connecting plate 403 and the screening box 406 above, the vibration amplitude is increased, so that the sand powder is better screened, the upper end of the spring 404 is fixedly connected with the second connecting plate, the upper end of the second connecting plate 405 is fixedly connected with the screening box 406, the inner wall of the screening box 406 is fixedly connected with the screening plate 407, the surface of the screening plate 407 is provided with a circular hole, the sand powder that meets the quality, the requirement of the lower end of the second motor 408 that drops from the upper end of the screening box 407, and the second motor 408 is fixedly connected with the output end of the motor 408 according to the motor 408.

Referring to fig. 1, 2 and 3, the outer wall of the screening box 406 is provided with a first discharge port 5 and a second discharge port 6, the collecting frame 7 is placed on the inner wall of the housing 1, the inner wall of the housing 1 is fixedly connected with the box body 8, the inner wall of the box body 8 is fixedly connected with the baffle 307 and the straight plate 306, the inner wall of the box body 8 is slidably connected with the extrusion plate 9, the surface of the extrusion plate 9 is rotatably connected with the threaded rod 10, the outer wall of the threaded rod 10 is in threaded connection with the box body 8, the outer wall of the baffle 307 is fixedly connected with the protection barrel 11, the end of the protection barrel 11 is fixedly connected with the housing 1, and the upper end of the housing 1 is provided with a feed port 12.

The working principle is as follows:

firstly, shakeout is poured into the shell 1 from the feeding port 12, the threaded rod 10 is manually screwed, the threaded rod 10 pushes the extrusion plate 9 to approach the surface of the crushing roller 305, the crushing distance between the extrusion plate 9 and the crushing roller 305 is shortened, an external power supply of the first motor 301 is switched on, the first motor 301 starts to work, the first motor 301 drives the first round rod 302 to rotate, the first round rod 302 drives the gear set 303 to rotate, the upper end of the gear set 303 drives the crushing roller 305 on the second round rod 304 to rotate, the crushing roller 305 crushes the shakeout, the crushed shakeout falls into the screening box 406 from the lower end of the box body 8, an external power supply of the second motor 408 is switched on, the second motor 408 starts to work, the second motor 408 drives the weight to rotate, the weight 409 rotates to drive the screening box 406 to vibrate, the shakeout on the inner wall of the screening box 406 moves on the screening plate 407, sand powder falls from the surface of the screening plate 407 to the screening box 406, finally, the sand powder flows into the collecting frame 7 from the second screening outlet 6, the sand blocks on the surface of the screening plate 407 fall into the first screening box 5, and is crushed sand is collected and crushed again and is collected.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a valve foundry sand screening installation, includes shell (1) and supporting leg (2), the lower extreme and supporting leg (2) fixed connection of shell (1), its characterized in that: the lower extreme of shell (1) is equipped with reducing mechanism (3), reducing mechanism (3) include first motor (301), first motor (301) pass through motor support and shell (1) fixed connection, the output and first round bar (302) fixed connection of first motor (301), the tip and gear train (303) fixed connection of first round bar (302), the upper end and second round bar (304) fixed connection of gear train (303), the tip and crushing roller (305) fixed connection of second round bar (304), the outer wall and the straight board (306) of second round bar (304) rotate to be connected, the outer wall and the baffle (307) of first round bar (302) rotate to be connected, the upper end and the straight board (306) fixed connection of baffle (307).

2. The sand screening device for valve casting according to claim 1, wherein: the inner wall of shell (1) is equipped with sieving mechanism (4), sieving mechanism (4) include base (401), the lower extreme and shell (1) fixed connection of base (401), the upper end and bracing piece (402) fixed connection of base (401), the tip and first connecting plate (403) fixed connection of bracing piece (402), the upper end and spring (404) fixed connection of first connecting plate (403), the upper end and second connecting plate (405) fixed connection of spring (404), the upper end and screening case (406) fixed connection of second connecting plate (405), the inner wall and the screening board (407) fixed connection of screening case (406), the lower extreme and second motor (408) fixed connection of screening case (406), the output and weight (409) fixed connection of second motor (408).

3. The sand screening device for valve casting according to claim 2, wherein: the outer wall of screening case (406) is equipped with first discharge gate (5) and second discharge gate (6).

4. The sand screening device for valve casting according to claim 1, wherein: and a collecting frame (7) is arranged on the inner wall of the shell (1).

5. The sand screening device for valve casting according to claim 1, wherein: the inner wall and the box (8) fixed connection of shell (1), the inner wall and baffle (307) and straight board (306) fixed connection of box (8), the inner wall and stripper plate (9) sliding connection of box (8), the surface and threaded rod (10) of stripper plate (9) rotate to be connected, the outer wall and box (8) threaded connection of threaded rod (10).

6. The sand screening device for valve casting according to claim 1, wherein: the outer wall of the baffle (307) is fixedly connected with the protection cylinder (11), and the end part of the protection cylinder (11) is fixedly connected with the shell (1).

7. The sand screening device for valve casting according to claim 1, wherein: the upper end of the shell (1) is provided with a feeding port (12).

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