Machine-made sand grinding device

Abstract

The utility model discloses a machine-made sand grinding device, which relates to the technical field of grinding devices, solves the problem that sieve plates of some existing machine-made sand grinding devices are fixedly arranged in a grinding box, and sieve pores on the sieve plates are possibly blocked when the machine-made sand grinding devices are used, and comprises a box body, and a crushing part and a grinding part which are arranged in the box body, a filter screen is hinged to the inner wall of the box body, a collecting pipe is installed at the position, above the filter screen, in the box body, a collecting box is arranged at the position, below the collecting pipe, of one side of the box body, and a rotating rod is rotationally connected to the interior of the box body. When the gravel crushing device is used, gravel needing to be crushed can be crushed by the crushing part firstly, the crushed gravel can fall on the filter screen, the driving mechanism can drive the rotating rod and the eccentric wheel to rotate, the eccentric wheel can drive the lifting plate and the filter screen to move up and down in a reciprocating mode under the cooperation of the spring, and the gravel on the filter screen is filtered in a vibrating mode; therefore, the condition that the filter screen is blocked can be reduced.

Description

Technical Field

[0001] The utility model relates to the field of grinding devices, in particular to a machine-made sand grinding device. Background Art

[0002] Artificial sand refers to sand processed by sand making machines and other ancillary equipment. The finished product is more regular and can be processed into sand of different rules and sizes according to different process requirements, which can better meet daily needs.

[0003] The utility model with the existing announcement number CN216368227U discloses a grinding device for machine-made sand processing, including a base, a grinding box is arranged on the top of the base, a mounting opening is opened on the top of the grinding box, a crushing cylinder is arranged on the inner wall of the mounting opening, a crushing motor is arranged on the outer wall of the crushing cylinder, a roller is arranged on the output shaft of the crushing motor, a plurality of push plates distributed in an equidistant annular manner are arranged on the outer wall of the roller, mounting plates are arranged on the inner walls of both sides of the crushing cylinder, crushing teeth are arranged on the outer wall of the mounting plate, and the crushing A feed port is provided on the top outer wall of the cylinder, a feed pipe is provided on the inner wall of the feed port, a plurality of equally spaced screening holes are provided on the bottom inner wall of the crushing cylinder, guide blocks are provided on the inner walls on both sides of the grinding box, an inclined sieve plate is fixed to the inner wall of the grinding box above the guide block, and sieve holes are provided on the surface of the sieve plate, a servo motor is provided on the outer wall of the grinding box, a grinding part is provided on one end of the piston rod of the servo motor, a plurality of equally spaced grinding teeth are provided on the outer wall of the grinding part, and the grinding part is located between the two guide blocks.

[0004] In the above technical solution, the inventors found that there are at least the following problems in this technology: the sieve plate is fixedly arranged inside the grinding box. When in use, the sieve holes on the sieve plate may be blocked, affecting the use of the equipment. Therefore, a machine-made sand grinding device is now proposed. Utility Model Content

[0005] In order to improve the problem that the sieve plates of some existing machine-made sand grinding devices are fixedly arranged inside a grinding box and the sieve holes on the sieve plates may be blocked during use, the utility model provides a machine-made sand grinding device.

[0006] The utility model provides a machine-made sand grinding device, which adopts the following technical solutions:

[0007] A machine-made sand grinding device comprises a box body and a crushing part and a grinding part arranged inside the box body, the inner wall of the box body is hinged with a filter screen, a collecting pipe is installed above the filter screen inside the box body, and a collecting box is arranged on one side of the box body below the collecting pipe;

[0008] The box body is rotatably connected with a rotating rod inside, an eccentric wheel is fixedly mounted on one end of the rotating rod, a driving mechanism is connected to the end of the rotating rod away from the eccentric wheel, a fixing block is fixedly mounted on the inner wall of the box body, a spring is fixedly mounted on the bottom of the fixing block, a lifting plate is fixedly mounted on the bottom of the spring, the bottom of the lifting plate contacts the eccentric wheel, and the top of the lifting plate contacts the filter.

[0009] By adopting the above technical solution, when in use, the sand and gravel that need to be crushed can be crushed by the crushing part first, and the crushed sand and gravel can fall on the filter net, the driving mechanism can drive the rotating rod and the eccentric wheel to rotate, and the eccentric wheel can drive the lifting plate and the filter net to reciprocate up and down with the cooperation of the spring, and the sand and gravel on the filter net are vibrated and filtered, thereby reducing the clogging of the filter net.

[0010] Optionally, a foot is fixedly installed on the bottom of the box, and a rubber anti-skid pad is fixedly installed on the bottom of the foot.

[0011] By adopting the above technical solution, the rubber anti-skid pad can increase the friction between the support foot and the ground, making the device more stable when in use.

[0012] Optionally, a water tank is provided on one side of the box body, a submersible pump is fixedly installed on the inner bottom wall of the water tank, a water outlet pipe is fixedly installed on the water outlet end of the submersible pump, a spray plate is fixedly installed on the top of the box body, and the end of the water outlet pipe away from the submersible pump is connected to the water inlet end of the spray plate.

[0013] By adopting the above technical solution, when in use, the submersible pump can spray the water in the water tank into atomized form to the outside of the tank through the outlet pipe, spray plate and atomizing nozzle, which can reduce the flying dust generated when grinding sand and gravel from drifting to the outside and affecting the external environment.

[0014] Optionally, a sliding block is fixedly mounted on one side of the lifting plate, and a sliding groove matching the sliding block is provided inside the box body.

[0015] By adopting the above technical solution, the slider and the slide groove can limit the moving range of the lifting plate and make the lifting plate move more smoothly.

[0016] Optionally, a protective shell is fixedly mounted on one side of the box body, and the driving mechanism is arranged inside the protective shell.

[0017] By adopting the above technical solution, the protective shell can protect the driving mechanism and reduce the situation where foreign objects touch the driving mechanism.

[0018] Optionally, the driving mechanism includes a motor, the motor is fixedly connected to the box, a first bevel gear is fixedly installed on the output end of the motor, the first bevel gear is meshingly connected to the second bevel gear, and the second bevel gear is fixedly connected to the rotating rod.

[0019] By adopting the above technical solution, the motor can drive the first bevel gear to rotate, the first bevel gear can drive the second bevel gear to rotate, and the second bevel gear can drive the rotating rod to rotate, which is beneficial to improve the stability of the rotating rod rotation.

[0020] Optionally, an observation window is provided inside the water tank, and scale lines are provided on the outer side of the observation window.

[0021] By adopting the above technical solution, the scale lines on the observation window can facilitate the staff to check the remaining water in the water tank in real time.

[0022] Optionally, a through groove is provided inside the protective shell, and a heat dissipation net is fixedly installed on the inner wall of the through groove inside the protective shell.

[0023] By adopting the above technical solution, the heat generated by the motor can be transferred to the outside through the heat dissipation network.

[0024] In summary, the utility model has the following beneficial effects:

[0025] 1. The utility model is simple to operate and easy to use. When in use, the sand and gravel that need to be crushed can be crushed by the crushing part first, and the crushed sand and gravel can fall on the filter net. The driving mechanism can drive the rotating rod and the eccentric wheel to rotate. The eccentric wheel can drive the lifting plate and the filter net to reciprocate up and down under the cooperation of the spring, and the sand and gravel on the filter net are vibrated and filtered, thereby reducing the clogging of the filter net;

[0026] 2. When the utility model is in use, the submersible pump can spray the water in the water tank to the inside of the box through the water outlet pipe and the spray plate, which can reduce the flying dust and cool down the high temperature generated when grinding sand and stone. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model.

[0028] Figure 2 This utility model Figure 1 Enlarged structural diagram at A in the middle.

[0029] Figure 3 It is a schematic diagram of the structure of the water tank of the utility model.

[0030] Description of reference numerals:

[0031] 1. Box body; 2. Crushing part; 3. Grinding part; 4. Filter; 5. Collecting pipe; 6. Rotating rod; 7. Eccentric wheel; 8. Driving mechanism; 81. Motor; 82. First bevel gear; 83. Second bevel gear; 9. Fixed block; 10. Spring; 11. Lifting plate; 12. Support foot; 13. Water tank; 14. Submersible pump; 15. Water outlet pipe; 16. Spraying plate; 17. Sliding block; 18. Protective shell; 19. Observation window; 20. Heat dissipation net. DETAILED DESCRIPTION

[0032] The following is combined with Figure 1-3 This application is described in further detail.

[0033] Please refer to Figure 1 A machine-made sand grinding device comprises a box body 1 and a crushing part 2 and a grinding part 3 arranged inside the box body 1. A support leg 12 is fixedly installed at the bottom of the box body 1. The number of the support legs 12 is four, and the four support legs 12 are respectively arranged at the four corners of the bottom of the box body 1. The bottom of the support legs 12 is fixedly installed with a rubber anti-skid pad, which can increase the friction between the support legs 12 and the ground, making the equipment more stable when in use.

[0034] Please refer to Figure 1 The inner wall of the box 1 is hinged with a filter screen 4, a collection pipe 5 is installed above the filter screen 4 inside the box 1, and a collection box is arranged below the collection pipe 5 on one side of the box 1. The sand and gravel that have not passed through the filter screen 4 can enter the collection box through the collection pipe 5, and then the staff can pour the sand and gravel in the collection box into the box 1 for crushing again.

[0035] Please refer to Figure 1 and Figure 2 The housing 1 is rotatably connected to a rotating rod 6, one end of which is fixedly mounted with an eccentric wheel 7, and the end of the rotating rod 6 away from the eccentric wheel 7 is connected to a driving mechanism 8. A protective shell 18 is fixedly mounted on one side of the housing 1, and the driving mechanism 8 is arranged inside the protective shell 18. The protective shell 18 can protect the driving mechanism 8 and reduce the situation where foreign objects touch the driving mechanism 8. A through groove is provided inside the protective shell 18, and a heat dissipation net 20 is fixedly mounted on the inner wall of the through groove inside the protective shell 18, and the heat generated by the driving mechanism 8 can be transferred to the outside through the heat dissipation net 20.

[0036] The driving mechanism 8 includes a motor 81 , which is fixedly connected to the housing 1 , and a first bevel gear 82 is fixedly mounted on the output end of the motor 81 . The first bevel gear 82 is meshingly connected to a second bevel gear 83 , and the second bevel gear 83 is fixedly connected to the rotating rod 6 .

[0037] Please refer to Figure 1 and Figure 2The inner wall of the box body 1 is fixedly installed with a fixing block 9, the bottom of the fixing block 9 is fixedly installed with a spring 10, the bottom of the spring 10 is fixedly installed with a lifting plate 11, the bottom of the lifting plate 11 contacts the eccentric wheel 7, and the top of the lifting plate 11 contacts the filter screen 4. The lifting plate 11 is designed in an L shape, and a slider 17 is fixedly installed on one side of the lifting plate 11. A slide groove adapted to the slider 17 is provided inside the box body 1. The slider 17 and the slide groove can limit the moving range of the lifting plate 11, and at the same time can make the lifting plate 11 move more smoothly.

[0038] Please refer to Figure 1 and Figure 3 A water tank 13 is provided on one side of the box body 1, an observation window 19 is provided inside the water tank 13, and scale lines are provided on the outer side of the observation window 19. The scale lines on the observation window 19 can facilitate the staff to check the remaining water in the water tank 13 in real time.

[0039] Please refer to Figure 1 A submersible pump 14 is fixedly installed on the inner bottom wall of the water tank 13, a water outlet pipe 15 is fixedly installed on the water outlet end of the submersible pump 14, a spray plate 16 is fixedly installed on the top of the box body 1, and one end of the water outlet pipe 15 away from the submersible pump 14 is connected to the water inlet end of the spray plate 16, and an atomizing nozzle is arranged on the spray plate 16. When in use, the submersible pump 14 can spray the water in the water tank 13 to the outside of the box body 1 through the water outlet pipe 15, the spray plate 16 and the atomizing nozzle, which can reduce the dust generated when grinding sand and stone from being dispersed to the outside and affecting the external environment.

[0040] The implementation principle of the utility model is as follows: when in use, the sand and gravel that need to be crushed can be crushed by the crushing part 2 first, and the crushed sand and gravel can fall on the filter screen 4, the motor 81 can drive the first bevel gear 82 to rotate, the first bevel gear 82 can drive the second bevel gear 83 to rotate, the second bevel gear 83 can drive the rotating rod 6 to drive the rotating rod 6 and the eccentric wheel 7 to rotate, and the eccentric wheel 7 can drive the lifting plate 11 and the filter screen 4 to reciprocate up and down with the cooperation of the spring 10, and the sand and gravel on the filter screen 4 can be vibrated and filtered, so as to reduce the clogging of the filter screen 4;

[0041] The sand and gravel that pass through the filter screen 4 can finally be ground in the grinding part 3 and discharged, and the sand and gravel that do not pass through the filter screen 4 can enter the collection box through the collection pipe 5, and then the staff can pour the sand and gravel in the collection box into the box body 1 for crushing again.

[0042] The above are all preferred embodiments of the present utility model, and are not intended to limit the protection scope of the present utility model. Therefore, any equivalent changes made based on the structure, shape, and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A machine-made sand grinding device, comprising a housing (1) and a crushing part (2) and a grinding part (3) arranged inside the housing (1), characterized in that: The inner wall of the box body (1) is hingedly connected with a filter screen (4); a collection pipe (5) is installed inside the box body (1) above the filter screen (4); and a collection box is provided on one side of the box body (1) below the collection pipe (5); The box body (1) is rotatably connected to a rotating rod (6) inside, an eccentric wheel (7) is fixedly mounted on one end of the rotating rod (6), and an end of the rotating rod (6) away from the eccentric wheel (7) is connected to a driving mechanism (8). A fixing block (9) is fixedly mounted on the inner wall of the box body (1), a spring (10) is fixedly mounted on the bottom of the fixing block (9), and a lifting plate (11) is fixedly mounted on the bottom of the spring (10), the bottom of the lifting plate (11) contacts the eccentric wheel (7), and the top of the lifting plate (11) contacts the filter screen (4).

2. The machine-made sand grinding device according to claim 1, characterized in that: A support foot (12) is fixedly mounted on the bottom of the box body (1), and a rubber anti-slip pad is fixedly mounted on the bottom of the support foot (12).

3. The machine-made sand grinding device according to claim 1, characterized in that: A water tank (13) is provided on one side of the box body (1), a submersible pump (14) is fixedly mounted on the inner bottom wall of the water tank (13), a water outlet pipe (15) is fixedly mounted on the water outlet end of the submersible pump (14), a spray plate (16) is fixedly mounted on the top of the box body (1), and an end of the water outlet pipe (15) away from the submersible pump (14) is connected to a water inlet end of the spray plate (16).

4. The machine-made sand grinding device according to claim 1, characterized in that: A sliding block (17) is fixedly mounted on one side of the lifting plate (11), and a sliding groove matching the sliding block (17) is provided inside the box body (1).

5. The machine-made sand grinding device according to claim 1, characterized in that: A protective shell (18) is fixedly mounted on one side of the box body (1), and the driving mechanism (8) is arranged inside the protective shell (18).

6. The machine-made sand grinding device according to claim 1, characterized in that: The driving mechanism (8) comprises a motor (81), the motor (81) being fixedly connected to the housing (1), a first bevel gear (82) being fixedly mounted on an output end of the motor (81), the first bevel gear (82) being meshingly connected to a second bevel gear (83), and the second bevel gear (83) being fixedly connected to the rotating rod (6).

7. The machine-made sand grinding device according to claim 3, characterized in that: An observation window (19) is provided inside the water tank (13), and scale lines are provided on the outer side surface of the observation window (19).

8. The machine-made sand grinding device according to claim 5, characterized in that: A through slot is provided inside the protective shell (18), and a heat dissipation net (20) is fixedly installed on the inner wall of the through slot inside the protective shell (18).

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