Shakeout roller device for casting molding sand separation

Abstract

The utility model discloses a shakeout roller device for casting molding sand separation, which is characterized in that an inner cylinder is arranged inside an outer cylinder, the inner cylinder is connected with a first discharge port through a first bearing, the inner cylinder is in a straight cylinder shape, the left side of the inner cylinder is connected with the outer cylinder through a second bearing, a rack is arranged on the circumference of the outer side of the left end of the inner cylinder, and a motor is arranged at the upper part of the outer cylinder; according to the sand shakeout device, the inner cylinder and the outer cylinder are arranged, so that molding sand enters the outer cylinder after being separated, the molding sand is prevented from being accumulated in the inner cylinder, a buffering function is achieved on a casting, the sand shakeout effect is improved, and the molding sand is prevented from being left on the casting; and the device is further provided with first shifting teeth and second shifting teeth which are staggered with each other, molding sand cakes falling into the outer cylinder are crushed, the subsequent crushing treatment procedure of the molding sand cakes is omitted, manpower, material resources and time are saved, the subsequent treatment cost of the molding sand is reduced, and good practicability and applicability are achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a shakeout device technical field, specifically a kind of shakeout cylinder device for foundry sand separation. BACKGROUND

[0002] The drum shakeout machine is a shakeout equipment of casting parts, can increase the collision opportunity of casting in subsequent process, is conducive to the old sand from the surface of casting and will be scattered, improve the shakeout effect, the existing drum shakeout machine, usually casting and molding sand are moved to the position of discharge port and then separated, when casting is tumbled and impacted, molding sand gravel can play a certain buffering effect on casting, so that the effect of casting impact will be affected, the separation effect of casting and molding sand will be affected, leading to there may be molding sand residue on casting, secondly, the molding sand separated after using shakeout cylinder is usually small lump, usually needs to be broken again after collection, so that the used molding sand can be repeatedly used, process is complicated, waste manpower and material resources, improve the cost of molding sand processing. SUMMARY

[0003] The utility model provides a kind of shakeout cylinder device for foundry sand separation to solve at least one of the above technical problems.

[0004] The utility model solves the technical scheme as follows: a kind of shakeout cylinder device for foundry sand separation, including outer tube, the outer tube is inclinedly arranged and the bottom of outer tube is provided with support part, the right end of outer tube is provided with the first discharge port of anti-horn shape, the inside of outer tube is provided with inner tube, the inner tube is connected with the first discharge port at first bearing, the inner tube is straight cylinder, the left side of inner tube is connected with outer tube by second bearing, the left end outside circumference of inner tube is provided with rack, the upper portion of outer tube is provided with motor, the motor is drivingly connected with toothed disc, the toothed disc is engaged transmission connection with rack, the right side lowest point of outer tube is provided with second discharge port, the side wall of inner tube is provided with a plurality of sand holes, the outer wall of inner tube is provided with a plurality of first raking teeth, the bottom of the inner wall of outer tube is provided with a plurality of second raking teeth, the first raking teeth, second raking teeth are staggered and matched, the inner wall of inner tube is provided with a plurality of lifting plates, the end of lifting plate is provided with the bended fender of bended shape.

[0005] Further, the right end of the outer tube does not exceed the right end of the inner tube.

[0006] Further, the left end of the inner tube exceeds the outer tube.

[0007] Further, the motor is drivingly connected with a speed reducer, and the speed reducer is drivingly connected with a toothed disc.

[0008] Further, the sand hole is rectangular.

[0009] The utility model discloses the beneficial effect is:

[0010] The utility model discloses a first gear tooth, second gear tooth are set up to the mutual interlaced, and the sand cake that falls to the inside of outer tube is broken, and the subsequent crushing treatment procedure of sand cake is saved, and manpower and material resources and time are saved, and the cost of sand subsequent processing is reduced, has better practicality and applicability. BRIEF DESCRIPTION OF DRAWINGS

[0011] Fig. 1 It is the structure schematic drawing of the utility model.

[0012] Fig. 2 It is the structure schematic drawing of the utility model inner tube part.

[0013] Fig. 3 It is the structure schematic drawing of the utility model lifting plate part.

[0014] In the drawing, the component list that each sign represents is as follows:

[0015] Outer tube 1 is set up with the first discharge gate 2, second discharge gate 3, inner tube 4, first bearing 5, second bearing 6, rack 7, motor 8, speed reducer 9, toothed disc 10, sand hole 11, first gear tooth 12, second gear tooth 13, lifting plate 14, baffle 141, support part 15. DETAILED DESCRIPTION

[0016] The utility model is further expounded below in combination with specific embodiment, and it should be understood that these embodiments are only used for illustrating the utility model and are not used for limiting the scope of the utility model. In addition, it should be understood that after reading the content taught by the utility model, the person skilled in the art can make various changes or modifications to the utility model, and these equivalent forms also fall in the range defined by the claims attached to the application.

[0017] Embodiment one: see Figs. 1 to 3It is each structure schematic drawing of the utility model, including outer tube 1, outer tube 1 is arranged in the inclination and the bottom of outer tube 1 is provided with support part 15, the right end of outer tube 1 is provided with the first discharge port 2 of inverted horn shape, the inside of outer tube 1 is provided with inner tube 4, inner tube 4 is connected with the first discharge port 2 at first bearing 5, inner tube 4 is straight cylinder shape, the setting of first discharge port 2 can avoid the sand into the first bearing 5 and damage first bearing 5, the left side of inner tube 4 is connected with outer tube 1 through second bearing 6, the left end outside circumference of inner tube 4 is provided with rack 7, the upper portion of outer tube 1 is provided with motor 8, motor 8 is drivingly connected with toothed disc 10, toothed disc 10 is engagedly connected with rack 7, and motor 8 drives inner tube 4 to rotate, and the lowest point of the right side of outer tube 1 is provided with second discharge port 3, which is used for the falling of sand, the sidewall of inner tube 4 is provided with a plurality of sand holes 11, so that the sand falling from inner tube 4 enters the bottom of outer tube 1, the outer wall of inner tube 4 is provided with a plurality of first rakes 12, the inner wall bottom of outer tube 1 is provided with a plurality of second rakes 13, the first rakes 12 and the second rakes 13 are arranged in an interlaced manner, for crushing agglomerates, the inner wall of inner tube 4 is provided with a plurality of lifting plates 14 for lifting castings, the end of lifting plate 14 is provided with a bent baffle 141, which improves the height of the castings and prevents the castings from falling after being lifted to a general height.

[0018] Specifically, the right end of outer tube 1 does not exceed the right end of inner tube 4, so that the castings are smoothly discharged.

[0019] Specifically, the left end of inner tube 4 exceeds outer tube 1, facilitating the arrangement of transmission components.

[0020] Specifically, motor 8 is drivingly connected with speed reducer 9, and speed reducer 9 is drivingly connected with toothed disc 10.

[0021] Specifically, sand hole 11 is rectangular, which avoids the falling of castings and enables sand hole 11 to have a larger area, facilitating the falling of sand agglomerates.

[0022] In use of the utility model, the castings with attached sand enter the inside of inner tube 4 through the conveying belt, motor 8 is started to drive inner tube 4 to rotate, the castings are lifted by lifting plate 14, and when the castings reach the top, the castings fall, the sand on the castings is shaken off, the fallen sand falls into the bottom of outer tube 1 through sand hole 11, the agglomerated sand is crushed by the cooperation of first rake 12 and second rake 13, the crushed sand moves to the right end of outer tube 1 under the action of gravity by the continuous driving of first rake 12, and is discharged through second discharge port 3, and the cleaned castings are discharged through the right end of inner tube 4.

[0023] The above is only a preferred embodiment of the utility model, and is not used to limit the utility model, and any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A knock-out drum apparatus for sand separation of a casting, characterized by: The utility model provides a sand mixing machine, including outer tube (1), the outer tube (1) is arranged in an inclined manner and the bottom of outer tube (1) is provided with support part (15), the right end of outer tube (1) is provided with first discharge port (2) of reverse horn shape, the inside of outer tube (1) is provided with inner tube (4), inner tube (4) is connected with first discharge port (2) through first bearing (5), inner tube (4) is straight cylinder, the left side of inner tube (4) is connected with outer tube (1) through second bearing (6), the left end outside circumference of inner tube (4) is provided with rack (7), the upper portion of outer tube (1) is provided with motor (8), motor (8) is connected with toothed disc (10) transmission, toothed disc (10) is engaged transmission connection with rack (7), the lowest point of right side of outer tube (1) is provided with second discharge port (3), the side wall of inner tube (4) is provided with a plurality of sand holes (11), the outer wall of inner tube (4) is provided with a plurality of first raking teeth (12), the inner wall bottom of outer tube (1) is provided with a plurality of second raking teeth (13), first raking teeth (12), second raking teeth (13) are staggered and matched, the inner wall of inner tube (4) is provided with a plurality of lifting plates (14), the end of lifting plate (14) is provided with the bended fender (141).

2. A knock-out drum apparatus for separating sand from a cast part according to claim 1, characterized in that: The right end of the outer tube (1) does not exceed the right end of the inner tube (4).

3. A knock-out drum apparatus for separating sand from a cast part according to claim 1, wherein: The left end of the inner tube (4) exceeds the outer tube (1).

4. A knock-out drum apparatus for separating sand from a cast part according to claim 1, wherein: The motor (8) is connected with a speed reducer (9), and the speed reducer (9) is connected with a toothed disc (10).

5. A knock-out drum apparatus for separating sand from a cast part according to claim 1, wherein: The sand hole (11) is rectangular. The right end of the outer tube (1) does not exceed the right end of the inner tube (4). The left end of the inner tube (4) exceeds the outer tube (1). The motor (8) is connected with a speed reducer (9), and the speed reducer (9) is connected with a toothed disc (10). The sand hole (11) is rectangular.

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