Cleaning device for dust removal opening of sand mixer

Abstract

The utility model relates to the field of sand mixers, in particular to a sand mixer dust removal opening cleaning device which comprises a collecting box, a separating assembly is installed on the outer wall of the top of the collecting box, a connecting pipe is connected to the outer wall of one side of the collecting box, a sleeve assembly is installed at the other end of the connecting pipe, and a discharging assembly is arranged at the bottom of the outer wall of one side of the collecting box. The sleeve assembly comprises a sleeve, a connector welded to the top of the outer wall of one side of the sleeve and threaded heads welded to the outer wall of the top end of the sleeve at equal intervals. The separation assembly comprises a mounting hole formed in the center of the outer wall of the top of the collection box and a mounting cover hole formed in the mounting hole. Vibration generated by the vibration motor is transmitted into the cylindrical filter screen, dust attached to the surface of the cylindrical filter screen is vibrated into the collecting hopper, after vibration is finished, the fixing screw at one end of the fixing plate is taken down, the collecting hopper is pulled out from one end of the collecting box, the collected dust is cleaned, and follow-up dust treatment is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of sand mixers, in particular to a dust removal port cleaning device for a sand mixer. Background Art

[0002] Sand machine is a device that evenly mixes the components in the molding sand and effectively coats the surface of the sand particles with the binder. Sand mixer is the main equipment for mixing foundry sand and is also the key equipment for obtaining qualified molding sand.

[0003] The dust removal port set at the original sand mixer cage is directly opened on the inner wall of the sand mixing cage. The mixed sand particles will be brought into the dust removal air duct by the suction of the dust removal wind. Since the mixed water glass sand is relatively sticky, it will stick to the dust removal port and accumulate for a period of time, which will block the dust removal port, causing the dust removal to fail and dust to escape. Utility Model Content

[0004] The utility model aims to solve the above-mentioned problems and shortcomings and proposes a dust removal port cleaning device for a sand mixer: by adding a sleeve, dust and molding sand are completely separated, so that the fan can only suck away dust and will not cause blockage if molding sand is not brought in, thereby solving the problem of dust removal failure.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A dust removal port cleaning device for a sand mixer comprises a collecting box, a separation assembly is installed on the top outer wall of the collecting box, a connecting pipe is connected to the outer wall of one side of the collecting box, a sleeve assembly is installed on the other end of the connecting pipe, and a discharge assembly is provided at the bottom of the outer wall of one side of the collecting box; the sleeve assembly comprises a sleeve, a connecting head welded at the top of the outer wall of one side of the sleeve, and a threaded head welded at equal distances to the outer wall of the top end of the sleeve; the separation assembly comprises a mounting hole opened at the center of the top outer wall of the collecting box and a mounting cover installed in the mounting hole; the discharge assembly comprises a through hole opened at the bottom of the outer wall of one side of the collecting box and a collecting bucket slidably connected to the through hole.

[0007] Preferably, a sealing gasket is placed on the top outer wall of the sleeve at the threaded head, and a nut is threadedly connected to the outer wall of the threaded head.

[0008] Preferably, a cylindrical filter screen is fixed to the bottom outer wall of the mounting cover, and a vibration motor is installed at the center of the top outer wall of the mounting cover.

[0009] Preferably, fans are installed at both ends of the top outer wall of the collecting box, and the input ends of the fans are connected to the installation cover.

[0010] Preferably, fixing plates are welded to both side outer walls of the collecting hopper, and the cross section of the fixing plates is an "L"-shaped structure, a fixing screw is threadedly connected to the center of the outer wall of one side of the fixing plate, and the other end of the fixing screw is screwed to the outer wall of the collecting box.

[0011] Preferably, an outer wall of the collection box is provided with an embedded groove at the through hole, and a sealing plate is welded to the outer wall of one end of the collection bucket, and the sealing plate is slidably connected in the embedded groove.

[0012] Preferably, the fan and the vibration motor are connected to a switch via a wire, and the switch is connected to a power source via a wire.

[0013] The beneficial effects of the utility model are:

[0014] 1. Add a layer of sleeve to the sand outlet of the original mixing cage to form a closed cavity with the original sleeve to block the dust from escaping. By adding the sleeve, the dust and the molding sand are completely separated, so that the fan can only suck away the dust without bringing in the molding sand, which will no longer cause blockage and solve the problem of dust removal failure;

[0015] 2. The vibration motor generates vibration and transmits it to the cylindrical filter, shaking the dust attached to the surface of the cylindrical filter into the collection bucket. After the vibration is completed, remove the fixing screws at one end of the fixing plate, pull the collection bucket out of one end of the collection box, clean the collected dust, and facilitate subsequent dust disposal. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the overall structure of a dust removal port cleaning device for a sand mixer proposed by the utility model;

[0017] Figure 2 This is a schematic diagram of the sleeve cross-sectional structure of a sand mixer dust removal port cleaning device proposed by the utility model;

[0018] Figure 3 This is a schematic diagram of the collecting bucket structure of a dust removal port cleaning device for a sand mixer proposed by the utility model;

[0019] Figure 4 The utility model is a schematic diagram of the installation cover structure of the dust removal port cleaning device of a sand mixer.

[0020] In the figure: 1 collecting box, 2 separation assembly, 3 connecting pipe, 4 sleeve assembly, 5 discharge assembly, 7 sleeve, 8 connecting head, 9 threaded head, 10 sealing gasket, 11 through hole, 12 collecting bucket, 13 fixing plate, 14 fixing screw, 15 mounting cover, 16 cylindrical filter screen, 17 fan, 18 vibration motor. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments. Example

[0022] Reference Figure 1-2 A dust removal port cleaning device for a sand mixer comprises a collecting box 1, a separation assembly 2 is installed on the top outer wall of the collecting box 1, and a connecting pipe 3 is connected to the outer wall of one side of the collecting box 1, a sleeve assembly 4 is installed on the other end of the connecting pipe 3, and a discharge assembly 5 is provided at the bottom of the outer wall of one side of the collecting box 1. The position of the dust removal port is changed, and the dust and the molding sand are completely separated by adding a sleeve 7, so that the fan 17 can only suck away the dust, and will not cause blockage if the molding sand is not brought in, thereby solving the problem of dust removal failure;

[0023] The sleeve assembly 4 includes a sleeve 7, a connector 8 welded at the top of the outer wall of one side of the sleeve 7, and a threaded head 9 welded at an equal distance to the outer wall of the top end of the sleeve 7;

[0024] A sealing gasket 10 is placed on the top outer wall of the sleeve 7 at the threaded head 9, and a nut is threadedly connected to the outer wall of the threaded head 9. It is fixed to the flange at the sand outlet of the sand mixer through the threaded head 9, the sealing gasket 10 and the nut. At this time, a layer of sleeve 7 is added to the original sand outlet of the mixing cage to form a closed cavity with the original sleeve to block the dust from escaping. Example

[0025] Reference Figure 1 and 3 -4, the separation assembly 2 includes a mounting hole opened at the center of the top outer wall of the collection box 1 and a mounting cover 15 installed in the mounting hole;

[0026] A cylindrical filter screen 16 is fixed to the bottom outer wall of the mounting cover 15, and a vibration motor 18 is installed at the center of the top outer wall of the mounting cover 15. The vibration motor 18 shakes off the dust on the cylindrical filter screen 16, and the collecting bucket 12 collects the dust, thereby ensuring the air permeability of the cylindrical filter screen 16, avoiding blockage, and improving the service life of the cylindrical filter screen 16;

[0027] Fans 17 are installed at both ends of the top outer wall of the collecting box 1, and the input ends of the fan 17 are connected to the mounting cover 15. After the fan 17 is started, dust is extracted from the sand mixer through the collecting box 1, the connecting pipe 3 and the sleeve 7, which is convenient for dust extraction and avoids blockage caused by sucking in sand.

[0028] The discharge assembly 5 includes a through hole 11 opened at the bottom of the outer wall of one side of the collection box 1 and a collection bucket 12 slidably connected to the through hole 11. The fixing plate 13 on the collection bucket 12 cooperates with the fixing screws 14 to fix the collection bucket 12 in the through hole 11. The sealing plate is located in the embedded groove to ensure the sealing of the inside of the collection box 1, so that the fan 17 can extract dust through the connecting pipe 3 and collect dust;

[0029] The outer walls of both sides of the collecting hopper 12 are welded with fixing plates 13, and the cross section of the fixing plate 13 is an "L"-shaped structure. A fixing screw 14 is threadedly connected at the center of the outer wall of one side of the fixing plate 13, and the other end of the fixing screw 14 is screwed to the outer wall of the collecting box 1;

[0030] An inner groove is formed on the outer wall of the collection box 1 at the through hole 11, and a sealing plate is welded to the outer wall of one end of the collection hopper 12, and the sealing plate is slidably connected in the inner groove;

[0031] The fan 17 and the vibration motor 18 are connected to the switch through wires, and the switch is connected to the power supply through wires. The vibration generated by the vibration motor 18 is transmitted to the cylindrical filter 16, and the dust attached to the surface of the cylindrical filter 16 is shaken into the collection bucket 12. After the time is finished, the fixing screw 14 at one end of the fixing plate 13 is removed, and the collection bucket 12 is pulled out from one end of the collection box 1 to clean the collected dust for easy dust disposal.

[0032] Working principle: When in use, sleeve 7 is put on the sand outlet of the sand mixer, and sleeve 7 is fixed on the flange at the sand outlet of the sand mixer through threaded head 9, sealing gasket 10 and nut. At this time, a layer of sleeve 7 is added to the original sand outlet of the mixing cage to form a closed cavity with the original sleeve to block the dust from escaping. After starting the fan 17, the inside of the collection box 1 is evacuated through the cylindrical filter 16, driving the air flow from the inside of the sleeve 7 into the connecting pipe 3, so that the dust is sucked into the collection box 1 through the 45-degree inclined connecting head 8 and the connecting pipe 3 for collection; change the dust removal The position of the opening is adjusted by adding a sleeve 7 to completely separate the dust from the molding sand, so that the fan 17 can only suck away the dust, and will not cause blockage if the molding sand is not brought in, thereby solving the problem of dust removal failure; after using for a period of time, the vibration motor 18 on the installation cover 15 is started, and the vibration generated by the vibration motor 18 is transmitted to the cylindrical filter screen 16, and the dust attached to the surface of the cylindrical filter screen 16 is shaken into the collecting bucket 12. After the time is finished, the fixing screw 14 at one end of the fixing plate 13 is removed, and the collecting bucket 12 is pulled out from one end of the collecting box 1, and the collected dust is cleaned, which is convenient for dust disposal.

[0033] The exemplary implementation of the utility model is described in detail with reference to the examples, however, it is understood by those skilled in the art that, without departing from the concept of the utility model, various modifications and alterations may be made to the above-mentioned specific embodiments, and various combinations of the various technical features and structures proposed in the utility model may be made without exceeding the scope of protection of the utility model, which is determined by the attached claims. The foregoing description of the specific exemplary implementation of the utility model is not intended to limit the utility model to the precise form disclosed, and it is obvious that many changes and variations can be made according to the above teachings. The purpose of selecting and describing the exemplary embodiments is to explain the specific principles of the utility model and its practical application, so that those skilled in the art can realize and utilize various different exemplary implementations of the utility model and various different choices and changes. The scope of the utility model is intended to be defined by the claims and their equivalents.

Claims

1. A sand mixer dust removal port cleaning device, comprising a collection box (1), characterized in that: A separation assembly (2) is installed on the top outer wall of the collection box (1), and a connecting pipe (3) is connected to one side outer wall of the collection box (1), a sleeve assembly (4) is installed on the other end of the connecting pipe (3), and a discharge assembly (5) is provided at the bottom of one side outer wall of the collection box (1); The sleeve assembly (4) comprises a sleeve (7), a connector (8) welded to the top of an outer wall of one side of the sleeve (7), and a threaded head (9) welded to the outer wall of the top end of the sleeve (7) at an equal distance; The separation assembly (2) comprises a mounting hole opened at the center of the top outer wall of the collection box (1) and a mounting cover (15) mounted in the mounting hole; The discharge assembly (5) comprises a through hole (11) formed at the bottom of an outer wall of one side of the collection box (1) and a collection bucket (12) slidably connected to the through hole (11).

2. A sand mixer dust removal port cleaning device according to claim 1, characterized in that: A sealing gasket (10) is placed on the top outer wall of the sleeve (7) at the threaded head (9), and a nut is threadedly connected to the outer wall of the threaded head (9).

3. A sand mixer dust removal port cleaning device according to claim 1, characterized in that: A cylindrical filter screen (16) is fixed to the bottom outer wall of the installation cover (15), and a vibration motor (18) is installed at the center of the top outer wall of the installation cover (15).

4. A sand mixer dust removal port cleaning device according to claim 1, characterized in that: Fans (17) are installed at both ends of the top outer wall of the collection box (1), and the input ends of the fans (17) are connected to the installation cover (15).

5. A sand mixer dust removal port cleaning device according to claim 1, characterized in that: The outer walls of both sides of the collecting hopper (12) are welded with fixing plates (13), and the cross-section of the fixing plates (13) is an "L"-shaped structure. A fixing screw (14) is threadedly connected at the center of the outer wall of one side of the fixing plate (13), and the other end of the fixing screw (14) is screwed to the outer wall of the collecting box (1).

6. A sand mixer dust removal port cleaning device according to claim 1, characterized in that: An outer wall of the collection box (1) is provided with an embedded groove at the through hole (11), and a sealing plate is welded to the outer wall of one end of the collection bucket (12), and the sealing plate is slidably connected in the embedded groove.

7. A sand mixer dust removal port cleaning device according to claim 4, characterized in that: The fan (17) and the vibration motor (18) are connected to a switch via a wire, and the switch is connected to a power source via a wire.

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