CN212042534U - Device for recycling, mixing and reusing resin sand - Google Patents

Abstract

The utility model provides a device for recycling, mixing and reusing resin sand, which comprises a frame, an old sand hopper and a new sand hopper which are arranged at the top of the frame, a cage basket arranged below the frame, and a first feeding machine arranged on one side of the frame; the first feeding machine comprises a first hopper for placing used sand and a first auger conveyor connected with the first hopper; the outlet of the first auger conveyor is arranged above the used sand hopper; a first filter screen is arranged in the first hopper; the lower ends of the old sand hopper and the new sand hopper are respectively provided with a discharge pipe, the discharge pipes extend to the upper part of the cage basket, and each discharge pipe is provided with a flow regulating valve. The device can filter the old sand after smashing and conveniently carry out new and old sand and mix.

Description

Device for recycling, mixing and reusing resin sand

Technical Field

The utility model relates to a metal processing technology field especially relates to a device that resin sand retrieves to mix and recycles.

Background

When some metal workpieces are cast, resin sand and a curing agent are mixed and cured to form a casting mold or a core. The resin sand is used once to become waste sand which is generally directly discarded, so that the environment is easily damaged, resources are wasted, and the production cost of enterprises is increased. Therefore, the resin sand may be recycled by pulverizing used sand and then recycling the same, and in order to ensure the quality of the cast product, the used sand may not be used in all cases to manufacture a mold or a core, and may be mixed with new sand in a certain ratio and large particles that are not pulverized may be filtered.

SUMMERY OF THE UTILITY MODEL

In view of the foregoing prior art's weak point, the utility model aims to provide a device that resin sand recovery mixes and recycles can filter the used sand after smashing and conveniently carry out new and used sand and mix.

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

a device for recycling, mixing and reusing resin sand comprises a rack, an old sand hopper and a new sand hopper which are arranged at the top of the rack, a cage basket arranged below the rack, and a first feeding machine arranged on one side of the rack;

the first feeding machine comprises a first hopper for placing used sand and a first auger conveyor connected with the first hopper; the outlet of the first auger conveyor is arranged above the used sand hopper; a first filter screen is arranged in the first hopper;

the lower ends of the old sand hopper and the new sand hopper are respectively provided with a discharge pipe, the discharge pipes extend to the upper part of the cage basket, and each discharge pipe is provided with a flow regulating valve.

In the device for recycling, mixing and reusing the resin sand, the cage basket is arranged in a movable frame, and the bottom of the movable frame is provided with universal wheels.

In the device for recycling, mixing and reusing the resin sand, a second filter screen is arranged in the used sand hopper.

In the device for recycling, mixing and reusing the resin sand, a plurality of hooks are uniformly distributed on the edge of the second filter screen and hung on the upper edge of the used sand hopper through the hooks.

In the device for recycling, mixing and reusing the resin sand, the middle part of the second filter screen is concave downwards.

In the device for recycling, mixing and reusing the resin sand, the first filter screen is connected with the first hopper through a pivot, and large particles falling on the first filter screen can be poured out when the first filter screen is turned up.

In the device for recycling, mixing and reusing the resin sand, the lower parts of two discharging pipes are inclined towards the middle part, the upper side of the outlet of one discharging pipe is opened to form a slot, and the outlet of the other discharging pipe is positioned above the slot and can send the resin sand into the slot.

In the device for recycling, mixing and reusing the resin sand, at least one side of the rack is provided with a ladder for climbing up the top of the rack.

The device for recycling, mixing and reusing the resin sand also comprises a second feeding machine, wherein the second feeding machine comprises a second hopper for placing new sand and a second auger conveyor connected with the second hopper; the outlet of the second auger conveyor is arranged above the new sand hopper.

Has the advantages that:

the utility model provides a pair of device that mixes recycling is retrieved to resin sand puts into new sand hopper to new sand, puts into first hopper to the old sand after smashing, and first filter screen can filter and does not have kibbling large granule, and other old sands can be sent into the old sand hopper by first hanlong conveyer, then through the output flow of two adjustable new sands of flow control valve and old sand, make new, old sand fall into the cage basket with the proportion that needs. The device can filter the old sand after smashing and conveniently carry out new and old sand and mix.

Drawings

Fig. 1 is the utility model provides a structural schematic diagram of a device that resin sand retrieves to mix and recycles.

Fig. 2 is the device for recycling resin sand, which is provided by the present invention, a schematic structural diagram of a second filter screen.

Fig. 3 is a schematic structural diagram of another apparatus for recycling, mixing and reusing resin sand provided by the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 to simplify the description, but do not indicate or imply that the device or element 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. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The following disclosure provides embodiments or examples for implementing different configurations of the present invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or reference letters in the various examples, which have been repeated for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed. In addition, the present disclosure provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.

Example one

Referring to fig. 1, the utility model provides a device for recycling, mixing and reusing resin sand, which comprises a frame 1, an old sand hopper 2 and a new sand hopper 3 arranged on the top of the frame, a cage 4 (a basket body with an opening at the upper end) arranged below the frame, and a first feeding machine 5 arranged on one side of the frame;

the first feeding machine 5 comprises a first hopper 5.1 for placing used sand and a first auger conveyor 5.2 (the auger conveyor is the prior art) connected with the first hopper; the outlet of the first auger conveyor 5.2 is arranged above the used sand hopper 2 (so as to send the used sand into the used sand hopper 2); a first filter screen 5.3 is arranged in the first hopper 5.1;

the lower ends of the old sand hopper 2 and the new sand hopper 3 are respectively provided with a discharge pipe 6, the discharge pipes 6 extend to the upper part of the cage basket 4, and each discharge pipe 6 is provided with a flow regulating valve 7.

The during operation, put into new sand hopper 3 to new sand, put into first hopper 5.1 to the used sand after smashing, first filter screen 5.3 can filter and do not have kibbling large granule, other used sand can be sent into used sand hopper 2 by first hank long conveyer 5.2, then the output flow through two adjustable new sand of flow control valve 7 and used sand, make new, the used sand falls into cage basket 4 with required proportion, the cage basket is filled with the back, and can transport and use on the board. The device can filter the old sand after smashing and conveniently carry out new and old sand and mix.

In some preferred embodiments, the cage basket 4 is disposed in a mobile frame 8, with universal wheels disposed at the bottom of the mobile frame 8. The cage basket 4 can be conveniently conveyed through the movable frame 8, and the labor intensity of personnel in the conveying process can be reduced.

Further, a second filter screen 9 may be provided in the used sand hopper 2. Carry out secondary filter through second filter screen 9 to the used sand, can further filter the large granule, improve the filter effect. The second filter 9 preferably has a smaller mesh than the first filter 5.3.

In order to conveniently clear away large particles falling on the second filter screen 9, a plurality of hooks 9.1 can be uniformly distributed on the edge of the second filter screen 9, and the hooks 9.1 are hung on the upper edge of the used sand hopper 2, so that the second filter screen 9 can be conveniently taken out when the cleaning is needed.

In some preferred embodiments, the middle part of the second filter 9 is concave downwards to increase the area thereof and increase the filtering speed; for example, the second filter 9 has a cylindrical upper part and a truncated cone lower part (as shown in fig. 2), or the second filter 9 has a spherical shell shape with a concave middle part.

In some embodiments, see fig. 1, the first filter 5.3 is pivotally connected to the first hopper 5.1, and the first filter 5.3 is tipped up to allow large particles falling onto the first filter to be removed for cleaning of the first filter 5.3. The first filter 5.3 can also be hung on the upper edge of the first hopper 5.1 by a hook, similar to the second filter 9.

In some embodiments, see fig. 1, the lower parts of the two discharge pipes 6 are inclined toward the middle (referring to the middle between the two discharge pipes 6), wherein the upper side of the outlet of one discharge pipe 6 is open to form a slot a, and the outlet of the other discharge pipe 6 is located above the slot a and can feed resin sand into the slot a. The new and old resin sands form the opposite impact in the slot a, so that the mixing can be uniform.

Further, at least one side of the frame 1 is provided with a ladder 10 for boarding the top of the frame for the personnel to board the frame for the relevant operations.

Example two

Referring to fig. 3, the main difference between the apparatus for recycling, mixing and reusing resin sand provided in the present embodiment and the first embodiment is:

the device for recycling, mixing and reusing the resin sand also comprises a second feeding machine 11, wherein the second feeding machine 11 comprises a second hopper 11.1 for placing new sand and a second auger conveyor 11.2 connected with the second hopper; the outlet of the second auger conveyor is arranged above the new sand hopper 3 (so as to feed the new sand into the new sand hopper 3). When the novel sand conveying device works, the novel sand can be placed into the second hopper 11.1 and can be conveyed into the novel sand hopper 3 through the second auger conveyor 11.2, and the novel sand conveying device is convenient and fast.

In summary, although the present invention has been described with reference to the preferred embodiments, the above-mentioned preferred embodiments are not intended to limit the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, and the embodiments are substantially the same as the present invention.

Claims (9)

1. A device for recycling, mixing and reusing resin sand is characterized by comprising a rack, an old sand hopper and a new sand hopper which are arranged at the top of the rack, a cage arranged below the rack, and a first feeding machine arranged on one side of the rack;

the first feeding machine comprises a first hopper for placing used sand and a first auger conveyor connected with the first hopper; the outlet of the first auger conveyor is arranged above the used sand hopper; a first filter screen is arranged in the first hopper;

the lower ends of the old sand hopper and the new sand hopper are respectively provided with a discharge pipe, the discharge pipes extend to the upper part of the cage basket, and each discharge pipe is provided with a flow regulating valve.

2. The apparatus for recycling, mixing and reusing resin sand according to claim 1, wherein the cage basket is disposed in a movable frame, and universal wheels are disposed on the bottom of the movable frame.

3. The apparatus for recycling, mixing and reusing resin sand according to claim 1, wherein a second filter screen is provided in the used sand hopper.

4. The apparatus for recycling, mixing and reusing resin sand according to claim 3, wherein a plurality of hooks are uniformly arranged on the edge of the second filter screen and hung on the upper edge of the used sand hopper through the hooks.

5. The apparatus for recycling, mixing and reusing resin sand according to claim 3, wherein the middle portion of the second filter is recessed downward.

6. The apparatus for recycling, mixing and reusing resin sand according to claim 1, wherein the first filter is pivotally connected to the first hopper, and the first filter is turned up to discharge large particles falling on the first filter.

7. The apparatus for reclaiming, mixing and reusing resin sand according to claim 1, wherein the lower portions of the two discharging pipes are inclined toward the middle portion, the upper side of the outlet of one of the discharging pipes is opened to form a slot, and the outlet of the other discharging pipe is positioned above the slot and feeds the resin sand into the slot.

8. The apparatus for reclaiming, mixing and reusing resin sand according to claim 1, wherein at least one side of the frame is provided with a ladder for climbing up the top of the frame.

9. The apparatus for recycling, mixing and reusing resin sand according to claim 1, further comprising a second feeding machine, wherein the second feeding machine comprises a second hopper for placing new sand, and a second auger conveyor connected to the second hopper; the outlet of the second auger conveyor is arranged above the new sand hopper.

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