CN112935198A

CN112935198A - Penetrate sand perpendicularly and be used for clay sand level molding's device

Info

Publication number: CN112935198A
Application number: CN202110103193.3A
Authority: CN
Inventors: 范桂英
Original assignee: Wenzhou Jinghao Trade Co ltd
Current assignee: Wenzhou Jinghao Trade Co ltd
Priority date: 2021-01-26
Filing date: 2021-01-26
Publication date: 2021-06-11

Abstract

The invention relates to the technical field of horizontal clay sand modeling, and discloses a device for vertically shooting sand for horizontal clay sand modeling, which comprises a rack, wherein the inner wall of the rack is movably connected with a movable base, the inner wall of the movable base is movably connected with a driving disc, the inner wall of the driving disc is fixedly connected with a driving bin, the inner wall of the driving bin is fixedly connected with a driving magnetic block, and the inner part of the movable base, which is positioned at the opposite side of the driving disc, is movably connected with a sliding magnetic block. This perpendicular sand shooting is used for clay sand level figurative device, overcomes reset spring's resistance through the vibrations piece and stretches out the surge bin, and the pressure in the surge bin reduces to supplement gas from the negative pressure pipe through the pipe, the pressure in the negative pressure pipe reduces, forms certain negative pressure in the storehouse of modelling, makes the clay sand of just shooting into can be more compact the combination be in the same place, avoids forming the cavity between the clay sand and leads to the more problem of foundry goods defective goods.

Description

Penetrate sand perpendicularly and be used for clay sand level molding's device

Technical Field

The invention relates to the technical field of horizontal molding of clay sand, in particular to a device for horizontally molding clay sand by vertically shooting sand.

Background

The clay sand is a molding sand divided according to the mud content in the raw sand in the casting industry, is widely applied in the mechanical manufacturing industry, is mostly used for casting cast iron and nonferrous metals, and the manufacturing quality of the clay sand mold directly influences the quality and the yield of castings, so the manufacturing of the clay sand mold is a very important link.

The clay sand molding device mainly uses a vertical sand shooting and horizontal parting slip flask molding machine, the working principle is that clay sand in a sand flask is shot into the sand flask at a high speed by using compressed air, then external mechanical pressure is applied for compaction, core closing and slip flask removing are carried out after molding is finished, and the clay sand molding device is influenced by a sand blasting mode.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a device for horizontal molding of clay sand by vertically shooting sand, which has the advantages of less sand mold holes and difficult damage, and solves the problems of more holes and easy damage of the sand mold of the traditional clay sand molding device in the flask removal.

(II) technical scheme

In order to realize the purposes of less sand mold pores and difficult damage, the invention provides the following technical scheme: the utility model provides a penetrate sand perpendicularly and be used for figurative device of clay sand level, includes the frame, the inner wall swing joint of frame has movable base, movable base's inner wall swing joint has the driving-disc, the inner wall fixedly connected with drive storehouse of driving-disc, the inner wall fixedly connected with drive magnetic path in drive storehouse, movable base's inside is located the opposite side swing joint of driving-disc has the slip magnetic path, movable base's left end fixedly connected with adjusts the storehouse, the inner wall fixedly connected with electromagnetic block in regulation storehouse, the outer wall fixedly connected with reset spring of electromagnetic block, reset spring's outer wall fixedly connected with shakes the piece, the outer wall swing joint that shakes the piece has the molding storehouse, molding storehouse inner wall is provided with the negative pressure pipe, the swing joint in molding storehouse has the guide rail.

Preferably, the outer wall of the movable base is movably connected with a threaded rod, and the threaded rod is movably connected with the upper wall and the lower wall of the rack.

Preferably, the driving magnetic blocks are fixedly connected to the inner wall of the driving disc in a circular shape by taking the circle center of the driving disc as an axis, and the polarities of the driving magnetic blocks on the adjacent sides are different.

Preferably, the electromagnetic block is made of an electromagnet, the polarity of the electromagnet is the same as that of the vibration block when the electromagnet is electrified, and the electromagnet does not show magnetism when the electromagnet is not electrified.

Preferably, the outer wall of surge bin is pegged graft and is had the air duct to be connected with the negative pressure pipe, and the inner wall fixedly connected with check valve of air duct, the internal diameter of air duct is eight millimeters.

Preferably, the outer wall of the sliding magnetic block is fixedly connected with a contact, the sliding magnetic blocks on the two sides have different polarities, and the sliding magnetic blocks are fixedly connected with an adjusting spring.

Preferably, the outer wall of the guide rail is connected with a sliding block in a sliding mode, and the top wall of the sliding block is fixedly connected with the outer wall of the modeling bin.

Preferably, the top wall of the frame is movably connected with a sand shooting nozzle, and the inner wall of the sand shooting nozzle is connected with a high-pressure air duct.

(III) advantageous effects

Compared with the prior art, the invention provides a device for vertically shooting sand for horizontal molding of clay sand, which has the following beneficial effects:

1. this penetrate sand perpendicularly and be used for figurative device of clay sand level pops out the surge bin through the vibrations piece of both sides at a high speed and strikes the molding storehouse for the molding storehouse is high-frequency low amplitude vibrations on the guide rail, and the cooperation negative pressure pipe is with the even compaction of the clay sand in molding storehouse, effectively improves the homogeneity of sand mould degree of compaction, avoids the sand mould to damage when the core is closed in the upset.

2. This perpendicular sand shooting is used for clay sand level figurative device, overcomes reset spring's resistance through the vibrations piece and stretches out the surge bin, and the pressure in the surge bin reduces to supplement gas from the negative pressure pipe through the pipe, the pressure in the negative pressure pipe reduces, forms certain negative pressure in the storehouse of modelling, makes the clay sand of just shooting into can be more compact the combination be in the same place, avoids forming the cavity between the clay sand and leads to the more problem of foundry goods defective goods.

Drawings

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

FIG. 2 is a schematic view of a vibration device according to the present invention;

FIG. 3 is a schematic view of a movable base structure according to the present invention;

FIG. 4 is a schematic view of a driving disk of the present invention;

FIG. 5 is a schematic view of the track assembly of the present invention;

FIG. 6 is a schematic view of the construction of the surge bin assembly of the present invention;

FIG. 7 is a schematic view of the structure of region A in FIG. 1 according to the present invention;

FIG. 8 is a schematic view of the structure of region B in FIG. 4 according to the present invention;

FIG. 9 is a schematic view of the structure of the region C in FIG. 3 according to the present invention.

In the figure: 1. a frame; 2. a modeling bin; 3. a movable base; 4. a guide rail; 5. a drive disc; 6. a regulating bin; 7. a driving bin; 8. a vibration block; 9. a negative pressure tube; 10. a sand shooting nozzle; 11. a driving magnetic block; 12. a return spring; 13. an electromagnetic block; 14. a sliding magnetic block; 15. and a contact.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-9, a vertical sand shooting device for clay sand horizontal modeling comprises a frame 1, a sand shooting nozzle 10 is movably connected to the top wall of the frame 1, a high-pressure air guide pipe is connected to the inner wall of the sand shooting nozzle 10, a movable base 3 is movably connected to the inner wall of the frame 1, a threaded rod is movably connected to the outer wall of the movable base 3, the threaded rod is movably connected to the upper and lower walls of the frame 1, a driving disk 5 is movably connected to the inner wall of the movable base 3, a driving chamber 7 is fixedly connected to the inner wall of the driving chamber 7, a driving magnet 11 is fixedly connected to the inner wall of the driving disk 5 in a circular shape with the center of circle of the driving disk 5 as the axis, the polarities of the driving magnets 11 on adjacent sides are different, a sliding magnet 14 is movably connected to the opposite side of the driving disk 5 inside the movable base 3, the polarity of the sliding magnetic blocks 14 on the two sides is different, and the fixedly connected with adjusting spring, the left end fixedly connected with adjusting bin 6 of the movable base 3, the outer wall of adjusting bin 6 is inserted with the air duct and is connected with negative pressure pipe 9, the inner wall fixedly connected with one-way valve of the air duct, the internal diameter of the air duct is eight millimeters, the inner wall fixedly connected with electromagnetic block 13 of adjusting bin 6, electromagnetic block 13 has an electromagnet to make, the polarity is the same with vibrations piece 8 when the circular telegram, magnetism is not shown when the circular telegram, the outer wall fixedly connected with reset spring 12 of electromagnetic block 13, the outer wall fixedly connected with vibrations piece 8 of reset spring 12, the outer wall movably connected with molding bin 2 of vibrations piece 8, the inner wall of molding bin 2 is provided with negative pressure pipe 9, the movably connected with guide rail 4 of molding bin 2, the outer wall slidably connected with slider of guide rail 4.

The working principle is as follows: when the device is used, the sand-shooting spray head 10 slides along the top wall of the rack 1 to shoot clay sand into the molding bin 2 with larger pressure, the driving disc 5 in the movable base 3 is started, the driving bin 7 on the inner wall is driven to rotate by the driving disc 5 on the right side when rotating, so as to drive the driving magnet 11 to rotate, when the driving magnet 11 with the same polarity as that of the sliding magnet 14 rotates to a horizontal position, the sliding magnet 14 is driven by the repulsive force of the driving magnet 11 to mesh with the contact 15, the circuit is conducted, the electromagnetic block 13 shows strong magnetism with the same polarity as that of the vibration block 8 after being electrified, the electromagnetic block 13 gives outward repulsive force to the vibration block 8, so that the vibration block 8 overcomes the resistance of the reset spring 12 and stretches out of the adjusting bin 6, the pressure in the adjusting bin 6 is reduced, gas is supplemented from the negative pressure pipe 9 through a guide pipe, the pressure in the negative pressure pipe 9 is reduced, a certain negative pressure is formed in the molding bin 2, the problem that a cavity is formed among clay sand to cause more defective casting products is avoided, the vibration block 8 quickly impacts the modeling bin 2 to enable the modeling bin 2 to generate certain vibration, when the driving magnetic block 11 with the polarity different from that of the sliding magnetic block 14 rotates to the horizontal position, the sliding magnetic block 14 is driven by the attraction force of the driving magnetic block 11 to separate the contact 15, the electromagnetic block 13 does not show magnetism any more, the vibration block 8 is not driven by the repulsion force of the electromagnetic block 13 any more, the reset spring 12 drives the vibration block 8 to reset, meanwhile, the left vibration block 8 extends out of the adjusting bin 6 to impact the molding bin 2, the moving direction of the molding bin 2 is changed instantly, through the cooperation of controlling the vibrations piece 8 for molding storehouse 2 is high-frequency low-amplitude vibrations on guide rail 4, will mold the clay sand in storehouse 2 and obtain even compaction, effectively improves the homogeneity of sand mould degree of compaction, avoids the sand mould to damage when the core is closed in the upset.

To sum up, the vertical sand shooting device for clay sand horizontal molding ejects the adjusting bin 6 at a high speed through the vibrating blocks 8 on the two sides to impact the molding bin 2, so that the molding bin 2 vibrates on the guide rail 4 at a high frequency and a low amplitude, and the clay sand in the molding bin 2 is uniformly compacted by matching with the negative pressure pipe 9, thereby effectively improving the uniformity of the compactness of a sand mold and avoiding the damage of the sand mold during overturning and core assembly; the adjusting bin 6 is stretched out by overcoming the resistance of the reset spring 12 through the vibrating block 8, the pressure in the adjusting bin 6 is reduced, air is supplemented from the negative pressure pipe 9 through the guide pipe, the pressure in the negative pressure pipe 9 is reduced, a certain negative pressure is formed in the modeling bin 2, clay sand which is just injected can be combined together more tightly, and the problem that a cavity is formed between the clay sand to cause more defective castings is avoided.

Having shown and described embodiments of the present invention, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in the 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

1. The utility model provides a vertical shooting sand is used for horizontal figurative device of clay sand, includes frame (1), its characterized in that: the inner wall swing joint of frame (1) has movable base (3), the inner wall swing joint of movable base (3) has driving-disc (5), the inner wall fixedly connected with drive storehouse (7) of driving-disc (5), the inner wall fixedly connected with drive magnetic path (11) of drive storehouse (7), the inside opposite side swing joint that lies in driving-disc (5) of movable base (3) has sliding magnetic path (14), the left end fixedly connected with regulation storehouse (6) of movable base (3), the inner wall fixedly connected with electromagnetic block (13) of regulation storehouse (6), the outer wall fixedly connected with reset spring (12) of electromagnetic block (13), the outer wall fixedly connected with vibrations piece (8) of reset spring (12), the outer wall swing joint of vibrations piece (8) has molding storehouse (2), the inner wall of molding storehouse (2) is provided with negative pressure pipe (9), the modeling bin (2) is movably connected with a guide rail (4).

2. The apparatus for horizontal molding of clay sand by vertical sand shooting according to claim 1, wherein: the outer wall of the movable base (3) is movably connected with a threaded rod, and the threaded rod is movably connected with the upper wall and the lower wall of the rack (1).

3. The apparatus for horizontal molding of clay sand by vertical sand shooting according to claim 1, wherein: the driving magnetic blocks (11) are fixedly connected to the inner wall of the driving disc (5) in a circular shape by taking the circle center of the driving disc (5) as an axis, and the polarities of the adjacent driving magnetic blocks (11) are different.

4. The apparatus for horizontal molding of clay sand by vertical sand shooting according to claim 1, wherein: the electromagnetic block (13) is made of an electromagnet, has the same polarity with the vibration block (8) when electrified, and does not show magnetism when not electrified.

5. The apparatus for horizontal molding of clay sand by vertical sand shooting according to claim 1, wherein: the outer wall of the adjusting bin (6) is connected with an air guide pipe in an inserting mode and is connected with the negative pressure pipe (9), the inner wall of the air guide pipe is fixedly connected with a one-way valve, and the inner diameter of the air guide pipe is eight millimeters.

6. The apparatus for horizontal molding of clay sand by vertical sand shooting according to claim 1, wherein: the outer wall of the sliding magnetic block (14) is fixedly connected with a contact (15), the sliding magnetic blocks (14) on the two sides are different in polarity, and the adjusting spring is fixedly connected with the sliding magnetic blocks.

7. The apparatus for horizontal molding of clay sand by vertical sand shooting according to claim 1, wherein: the outer wall sliding connection of guide rail (4) has the slider, the roof of slider and the outer wall fixed connection in molding storehouse (2).

8. The apparatus for horizontal molding of clay sand by vertical sand shooting according to claim 1, wherein: the top wall of the frame (1) is movably connected with a sand shooting spray head (10), and the inner wall of the sand shooting spray head (10) is connected with a high-pressure air duct.