Double-layer cooling drum screen

Abstract

The utility model relates to the technical field of casting machinery, and discloses a double-layer cooling drum screen which comprises a bottom plate and a first drum, a second drum is rotatably connected to the interior of the first drum, the lower side of the first drum is fixedly connected with a refrigeration assembly, and the refrigeration assembly is used for refrigerating materials. A motor is fixedly connected to the upper side of the bottom plate, a connecting shaft is fixedly connected to the output end of the motor, first gears are fixedly connected to the two sides of the outer portion of the connecting shaft, first rack rings are fixedly connected to the two sides of the outer portion of the first roller, and the first rack rings are connected to the upper sides of the first gears in an engaged mode. According to the screening device, design can be conducted according to different particle size requirements, the more accurate screening effect is provided, meanwhile, the temperature of materials can be rapidly reduced, sand grains clamped in the screening holes can be swept down, and the screening efficiency of the screening device and the screening device can be continuously kept.

Description

TECHNICAL FIELD

[0001] The utility model relates to foundry machinery technical field especially relates to a double -deck cooling cylinder sieve. BACKGROUND

[0002] In the mold foundry industry, the film sand is mixed and completed, because the temperature is too high, cannot directly package use, needs to cool down after can carry out bagging, and the specification of film sand is different, needs to pass through many times screening to be able to separate various specifications of film sand.

[0003] In the prior art, by setting outer rolling sieve, inner rolling sieve, first driven bevel gear, second driven bevel gear, driving motor and driving bevel gear and the like, and the outer rolling sieve is rotatably connected with the inner rolling sieve, so that the driving motor can drive the driving bevel gear to rotate, thereby driving the first driven bevel gear and the second driven bevel gear to rotate, and further driving the outer rolling sieve and the inner rolling sieve to rotate in opposite directions, so as to improve the screening efficiency of the double-layer rolling sieve, and only one driving motor is needed to drive the inner rolling sieve and the outer rolling sieve to rotate, thereby reducing the manufacturing cost of the equipment, but the existing rolling sieve does not have a refrigeration structure when put into use, and the practicability is low. SUMMARY

[0004] In order to make up for the above shortcomings, the utility model provides a double -deck cooling cylinder sieve, aims at improving the prior art that does not have refrigeration structure, and the practicability is low.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme: a double -deck cooling cylinder sieve, including bottom plate and first cylinder, the inside rotation of first cylinder is connected with second cylinder, the downside of first cylinder is fixedly connected with refrigeration assembly, refrigeration assembly is used for carrying out refrigeration treatment to material, the upside of bottom plate is fixedly connected with motor, the output of motor is fixedly connected with connecting shaft, the outside both sides of connecting shaft are fixedly connected with first gear, the outside both sides of first cylinder are fixedly connected with first rack, the upside of first gear is meshed with first rack, the outside both sides of connecting shaft are fixedly connected with second gear, the outside both sides of second cylinder are fixedly connected with second rack, the upside of second gear is meshed with second rack, the left side of second cylinder is fixedly connected with feed pipe, the outside of feed pipe is provided with valve.

[0006] Further description of the above technical scheme:

[0007] The refrigeration assembly comprises a refrigeration box, the refrigeration box is fixedly connected to the underside of the first cylinder, the inside of the refrigeration box is fixedly connected with a support plate, the two sides of the support plate are fixedly connected with evenly distributed refrigeration pipes, and the inside of the refrigeration box is fixedly connected with a breathable mesh on the upper side.

[0008] As a further description of the above technical solutions:

[0009] The interior of the first roller is fixedly connected with hydraulic rods on both sides, the output end of the hydraulic rod is fixedly connected with a fixed ring, the interior of the fixed ring is fixedly connected with a cleaning assembly, the cleaning assembly is used for cleaning the two rollers, the left side of the cleaning assembly is fixedly connected with a water inlet pipe, and the exterior of the water inlet pipe is provided with a control valve.

[0010] As a further description of the above technical solutions:

[0011] The cleaning assembly comprises a first brush, the first brush is fixedly connected in the interior of the fixed ring, the first brush is slidingly connected to the exterior of the second roller, the exterior of the fixed ring is fixedly connected with a second brush, and the second brush is slidingly connected to the interior of the first roller.

[0012] As a further description of the above technical solutions:

[0013] The connecting shaft is rotationally connected in the interior of the support frame.

[0014] As a further description of the above technical solutions:

[0015] The upper right side of the bottom plate is fixedly connected with a collecting box, and the collecting box is arranged at the right lower side of the second roller.

[0016] As a further description of the above technical solutions:

[0017] The refrigeration pipe is fixedly connected to the interior of the refrigeration box on both sides, and the refrigeration pipe is arranged at the lower side of the air-permeable net.

[0018] As a further description of the above technical solutions:

[0019] The upper sides of the bottom plate are fixedly connected with support frames, and the interior of the support frame is rotationally connected with the first roller.

[0020] The utility model has the advantages of the following beneficial effects:

[0021] 1、 the utility model discloses, through opening the valve, material is injected into the feed pipe and the interior of second roller, is driven the connecting shaft, first gear, first rack ring and first roller and rotates through starting motor, simultaneously, the connecting shaft rotates and drives second gear, second rack ring and second roller and rotates, makes the first roller rotate in the interior of support frame, starts the refrigeration pipe again, and cold air is discharged from the interior of air-permeable net and carries out refrigeration treatment to material, realizes the design according to different particle size demand, provides more accurate screening effect, and material temperature can be reduced rapidly simultaneously.

[0022] 2. The utility model discloses a control valve is opened, and water flow is injected into the inside of water inlet pipe and second cylinder, and the fixed ring, first brush and second brush are moved through the starting of hydraulic pressure rod, and the first cylinder and second cylinder are brushed respectively, can the sand particle that is stuck in the screen hole is swept down, and the screening efficiency of two can continuously keep. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 A front view of the double-layer cooling cylinder screen is provided for the utility model;

[0024] Figure 2 A rear view of the double-layer cooling cylinder screen is provided for the utility model;

[0025] Figure 3 A partial structure sectional view of the double-layer cooling cylinder screen is provided for the utility model;

[0026] Figure 4 A cleaning assembly structure schematic view of the double-layer cooling cylinder screen is provided for the utility model;

[0027] Figure 5 A driving assembly structure schematic view of the double-layer cooling cylinder screen is provided for the utility model.

[0028] LEGEND:

[0029] 1, bottom plate, 2, support frame, 3, first cylinder, 4, second cylinder, 5, refrigeration box, 6, support plate, 7, refrigeration pipe, 8, air permeable net, 9, motor, 10, connecting shaft, 11, first gear, 12, first rack ring, 13, second gear, 14, second rack ring, 15, feed pipe, 16, valve, 17, collection box, 18, hydraulic pressure rod, 19, fixed ring, 20, first brush, 21, second brush, 22, water inlet pipe, 23, control valve. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model and not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0031] REFERENCE Figure 1 - Figure 5The utility model provides a kind of double-layer cooling cylinder screen, including bottom plate 1 and first cylinder 3, the inside rotation of first cylinder 3 is connected with second cylinder 4, the downside of first cylinder 3 is fixedly connected with refrigeration assembly, refrigeration assembly is used to carry out refrigeration treatment to material, the upside of bottom plate 1 is fixedly connected with motor 9, the output of motor 9 is fixedly connected with connecting shaft 10, the outside both sides of connecting shaft 10 are fixedly connected with first gear 11, the outside both sides of first cylinder 3 are fixedly connected with first rack ring 12, the upside of first gear 11 is engagedly connected with first rack ring 12, the outside both sides of connecting shaft 10 are fixedly connected with second gear 13, the outside both sides of second cylinder 4 are fixedly connected with second rack ring 14, the upside of second gear 13 is engagedly connected with second rack ring 14, the left side of second cylinder 4 is fixedly connected with feed pipe 15, the outside of feed pipe 15 is provided with valve 16;Refrigeration assembly includes refrigeration box 5, and refrigeration box 5 is fixedly connected at the downside of first cylinder 3, and the inside of refrigeration box 5 is fixedly connected with support plate 6, and the both sides of support plate 6 are fixedly connected with evenly distributed refrigeration pipe 7, and the inside upside of refrigeration box 5 is fixedly connected with breathable net 8.

[0032] by opening valve 16, material is injected into feed pipe 15 and the inside of second cylinder 4, is rotated by starting motor 9 connecting shaft 10, first gear 11, first rack ring 12 and first cylinder 3, simultaneously, connecting shaft 10 is rotated and drives second gear 13, second rack ring 14 and second cylinder 4 to rotate, so that first cylinder 3 is rotated in support frame 2, then start refrigeration pipe 7, and cold air is discharged from the inside of breathable net 8 to carry out refrigeration treatment to material, which can be designed according to different particle size requirements, and can rapidly reduce material temperature.

[0033] Refer to Figure 2 , Figure 3 , Figure 4 The inside both sides of first cylinder 3 are fixedly connected with hydraulic rod 18, the output of hydraulic rod 18 is fixedly connected with fixed ring 19, the inside of fixed ring 19 is fixedly connected with cleaning assembly, and cleaning assembly is used to wash two cylinders, and the left side of cleaning assembly is fixedly connected with water inlet pipe 22, and the outside of water inlet pipe 22 is provided with control valve 23;Cleaning assembly includes first brush 20, and first brush 20 is fixedly connected in the inside of fixed ring 19, and first brush 20 is slidably connected in the outside of second cylinder 4, and the outside of fixed ring 19 is fixedly connected with second brush 21, and second brush 21 is slidably connected in the inside of first cylinder 3.

[0034] by opening control valve 23, water flow is injected into water inlet pipe 22 and the inside of second cylinder 4, is moved by starting hydraulic rod 18 fixed ring 19, first brush 20 and second brush 21, and first cylinder 3 and second cylinder 4 are brushed respectively, which can clean sand particles stuck in screen hole.

[0035] Referring to Figure 1 、 Figure 2 、 Figure 3 The connecting shaft 10 is rotatably connected in the interior of the support frame 2; the upper right side of the bottom plate 1 is fixedly connected with the collecting box 17, which is arranged at the lower right side of the second roller 4; the refrigeration pipes 7 are fixedly connected at both sides of the interior of the refrigeration box 5, and the refrigeration pipes 7 are arranged at the lower side of the air-permeable net 8; the upper two sides of the bottom plate 1 are fixedly connected with the support frames 2, and the interior of the support frame 2 is rotatably connected with the first roller 3.

[0036] The connecting shaft 10 is rotatably connected in the interior of the support frame 2, which plays a role in supporting and limiting the connecting shaft 10; the upper right side of the bottom plate 1 is fixedly connected with the collecting box 17, which is arranged at the lower right side of the second roller 4, which facilitates the collection of materials; the refrigeration pipes 7 are fixedly connected at both sides of the interior of the refrigeration box 5, and the refrigeration pipes 7 are arranged at the lower side of the air-permeable net 8, which facilitates the refrigeration treatment of the materials; the upper two sides of the bottom plate 1 are fixedly connected with the support frames 2, and the interior of the support frame 2 is rotatably connected with the first roller 3, which plays a role in supporting and limiting the first roller 3.

[0037] Working principle: when using the device, the material is injected into the interior of the feeding pipe 15 by opening the valve 16, and the material enters the interior of the second roller 4 from the interior of the feeding pipe 15; the connecting shaft 10 is driven to rotate by starting the motor 9, the first gear 11 is driven to rotate by the rotation of the connecting shaft 10, the first gear ring 12 is driven to rotate by the rotation of the first gear 11, the first roller 3 is driven to rotate by the rotation of the first gear ring 12, the second gear 13 is driven to rotate by the rotation of the connecting shaft 10, the second gear ring 14 is driven to rotate by the rotation of the second gear 13, and the second roller 4 is driven to rotate by the rotation of the second gear ring 14, so that the first roller 3 rotates in the interior of the support frame 2; the refrigeration pipes 7 are started, cold air is discharged from the interior of the air-permeable net 8, and the material in the interior of the first roller 3 is refrigerated, which realizes the design according to different particle size requirements, provides more accurate screening effect, and rapidly reduces the temperature of the material; the water flow is injected into the interior of the water inlet pipe 22 by opening the control valve 23, the water flow enters the interior of the second roller 4 from the interior of the water inlet pipe 22, the fixed ring 19 is driven to move by starting the hydraulic rod 18, the first brush 20 and the second brush 21 are driven to move by the movement of the fixed ring 19, and the first roller 3 and the second roller 4 are respectively brushed, which realizes the cleaning of the sand particles stuck in the sieve holes, so that the screening efficiency of the two can be continuously maintained.

[0038] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, the spirit and principles of the present application, made any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.

Claims

1. A double-layer cooling drum screen, comprising a bottom plate (1) and a first drum (3), characterized in that: The first roller (3) is internally rotatably connected to the second roller (4), the lower side of the first roller (3) is fixedly connected to a refrigeration assembly, and the refrigeration assembly is used to refrigerate the material. The upper side of the bottom plate (1) is fixedly connected to a motor (9), and the output end of the motor (9) is fixedly connected to a connecting shaft (10). Both sides of the outside of the connecting shaft (10) are fixedly connected to a first gear (11). Both sides of the outside of the first roller (3) are fixedly connected to a first rack ring (12), and the upper side of the first gear (11) is meshed with the first rack ring (12). Both sides of the outside of the connecting shaft (10) are fixedly connected to a second gear (13). Both sides of the outside of the second roller (4) are fixedly connected to a second rack ring (14), and the upper side of the second gear (13) is meshed with the second rack ring (14). The left side of the second roller (4) is fixedly connected to a feed pipe (15), and a valve (16) is provided on the outside of the feed pipe (15).

2. A double-layer cooling drum screen according to claim 1, characterized in that: The refrigeration assembly comprises a refrigeration box (5), the refrigeration box (5) is fixedly connected to the lower side of the first roller (3), a support plate (6) is fixedly connected inside the refrigeration box (5), both sides of the support plate (6) are fixedly connected to evenly distributed refrigeration pipes (7), and an air permeable net (8) is fixedly connected to the upper side of the interior of the refrigeration box (5).

3. The double-layer cooling drum screen according to claim 1, characterized in that: Both sides of the interior of the first roller (3) are fixedly connected to hydraulic rods (18), the output end of the hydraulic rod (18) is fixedly connected to a fixing ring (19), the interior of the fixing ring (19) is fixedly connected to a cleaning assembly, the cleaning assembly is used to clean the two rollers, the left side of the cleaning assembly is fixedly connected to a water inlet pipe (22), and the outside of the water inlet pipe (22) is provided with a control valve (23).

4. The double-layer cooling drum screen according to claim 3, characterized in that: The cleaning assembly comprises a first brush (20), the first brush (20) being fixedly connected to the inside of a fixed ring (19), the first brush (20) being slidably connected to the outside of a second roller (4), the outside of the fixed ring (19) being fixedly connected to a second brush (21), and the second brush (21) being slidably connected to the inside of the first roller (3).

5. The double-layer cooling drum screen according to claim 1, characterized in that: The connecting shaft (10) is rotatably connected to the interior of the support frame (2).

6. The double-layer cooling drum screen according to claim 1, characterized in that: A collection box (17) is fixedly connected to the right side of the upper portion of the bottom plate (1), and the collection box (17) is arranged on the lower right side of the second roller (4).

7. The double-layer cooling drum screen according to claim 2, characterized in that: The refrigeration pipe (7) is fixedly connected to both sides of the interior of the refrigeration box (5), and the refrigeration pipe (7) is arranged on the lower side of the air-permeable net (8).

8. The double-layer cooling drum screen according to claim 1, characterized in that: Both sides of the upper portion of the bottom plate (1) are fixedly connected to support frames (2), and the interior of the support frame (2) is rotatably connected to a first roller (3).

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