CN115970818A - Gravel and sand letter sorting equipment for mechanical engineering - Google Patents

Abstract

The invention discloses a sand and stone sorting device for mechanical engineering, which comprises a machine table and an L-shaped frame fixedly arranged at the left end of the top of the machine table, wherein a feed hopper is movably arranged above the L-shaped frame, a discharging pipe is arranged at the bottom side of the feed hopper, and the bottom side of the discharging pipe movably penetrates into the L-shaped frame and is movably sleeved with a sorting box. According to the invention, through the mutual cooperation of the vibrating mechanism, the vibrating and stirring mechanism and the crushed aggregate sand making mechanism, the situation that the overall working efficiency is low due to the adoption of a simpler sorting structure in the past is avoided, sand and stone can be quickly sorted, and the sand and stone in the feed hopper can be discharged in the vertical vibrating process so as to prevent the problem that the sand and stone is blocked in the feeding process; and the stones that sort out need not collect alone, can carry out crushed aggregates system sand to the stones after the letter sorting, avoid still need additionally to carry out the trouble of storage to the stones that sort out for the result of use is better.

Description

A kind of sand and gravel sorting equipment for mechanical engineering

technical field

The invention relates to the technical field of sand and gravel sorting equipment, in particular to a kind of sand and gravel sorting equipment for mechanical engineering.

Background technique

At present, in the process of sorting and screening sand and stones, mechanical equipment is usually required for sorting. Such as prior art CN213644918U discloses a kind of mechanical engineering sandstone sorting device in the technical field of mechanical engineering, comprising a sorting box, the upper surface of the sorting box is fixedly connected with a motor, and the output shaft of the motor is fixedly connected with a stirring rod, The inner wall of the sorting box is fixedly connected with a sieve plate near the upper end; the effective sorting of sand and gravel can be realized by setting the stirring rod, the sieve plate and the sieve box together, and the screen can be fully screened by setting the motor to move the screen back and forth. Therefore, the problems of low sorting efficiency, insufficient sorting, and large particle residues often appear, which improves the sorting efficiency of sand and gravel, ensures the quality of sand, and meets the needs of users.

However, in the existing sand and gravel sorting and screening process, relatively simple stirring and sieve plates are used for sorting and screening, which makes the overall work efficiency not high, and some large stones need to be collected separately after sorting out. Also can bring extra storage trouble and inconvenience, be difficult to adapt to existing use demand. Therefore, the present invention has designed a kind of mechanical engineering sand and stone sorting equipment to solve above-mentioned defect.

Contents of the invention

Based on the technical problems existing in the background technology, the present invention proposes a sand and gravel sorting device for mechanical engineering.

The sand and gravel sorting equipment for mechanical engineering proposed by the present invention includes a machine platform and an L-shaped frame fixedly installed on the left end of the top of the machine platform. A feeding hopper is movable above the L-shaped frame. The bottom of the feeding hopper There is a feeding tube on the side, and the bottom side of the feeding tube runs through the L-shaped frame and is movably connected to the sorting box; the bottom side of the sorting box is movably installed on the machine table through the mobile frame; The L-shaped frame on the left side of the box is also equipped with an oscillating mechanism for oscillating the sorting box and the feeding hopper;

The sorting box is fixedly installed with a sorting filter plate arranged obliquely, and a sand receiving blanking plate located below the sorting filter plate, and the inclined bottom end of the sand receiving blanking plate penetrates to the lower left side of the sorting box The lower left side of the sand receiving plate is also equipped with a conveyor for transporting the sorted sand out; the sorting filter plate is provided with a sorting screen, and the inclined bottom of the sorting filter plate runs through to the sorting The lower right side of the box; the sorting box located at the upper right of the sorting filter plate is also provided with a vibrating and stirring mechanism for sorting and stirring the sand on the sorting screen;

The right end of the top of the machine platform is fixedly installed with a collection bin for collecting the sorted stones through a mounting frame, and the bottom of the collection bin is fixedly connected with a disc-shaped crushing bin, and the disc-shaped crushing bin is rotated and installed for crushing the stones. For the crushing wheel, a crushing motor is fixedly installed outside the disc-shaped crushing bin, and the drive shaft of the crushing motor runs through the disc-shaped crushing bin and is fixedly connected with the crushing wheel;

The bottom side of the disc-shaped crushing bin is fixedly connected with a trumpet-shaped crushing sand making bin; a crushing sand making mechanism is arranged in the crushing sand making bin for further crushing sand making from crushed stones.

Preferably, the crushed material sand making mechanism includes a conical abrasive head rotatably installed in the crushed material sand making bin, and a plurality of first crushed material protruding points are fixedly arranged on the peripheral outer wall of the conical abrasive head, and the crushed material sand making mechanism A plurality of second crushed material protruding points are fixedly arranged on the circumferential inner wall of the sand bin, and the first crushed material protruding points cooperate with the second crushed material protruding points for further crushing sand making on the gravel crushed materials until The crushed stones are made into sand; the machine located under the sand making bin is equipped with a ring-shaped receiving tank, and the inner wall of the bottom of the ring-shaped receiving tank is inclined to the lower right side, and the ring-shaped receiving tank There is also a discharge pipe on the lower right side of the tank; there is an installation cavity on the machine below the ring-shaped receiving tank, and a rotating motor is fixedly installed in the installation cavity, and the output shaft of the rotating motor is fixedly connected with the tapered abrasive head. .

Preferably, a sealed bearing is fixedly sleeved on the top inner wall of the installation cavity, and the output shaft of the rotary electric machine is sealed and rotatably mounted on the sealed bearing.

Preferably, a filter screen is fixedly connected to the opening of the top side of the crushed sand making bin; a plurality of crushing protrusions are fixedly arranged on the inner wall of the disc-shaped crushing bin, and the disc-shaped crushing bin is connected to the Wheels are used to crush the sorted stones.

Preferably, the oscillating mechanism includes a fixed frame fixedly installed on the inner wall of the top of the L-shaped frame, a drive motor is fixedly installed on the fixed frame, the output end of the drive motor is fixedly sleeved with a toothed disc, and the disc surface of the toothed disc is rotatably connected There is a rotating connecting rod, and the right end of the rotating connecting rod is connected to the sorting box in rotation; the left side of the tooth plate is engaged with a vertical rack, and the vertical rack is slid and installed on the left inner wall of the L-shaped frame along the vertical direction The top of the vertical rack is fixedly connected with a lifting frame, and the top of the lifting frame moves through to the top of the L-shaped frame, and the top of the right side of the lifting frame is also fixedly connected with the feed hopper by a support.

Preferably, the vibrating and agitating mechanism includes a ramming rod that is movably installed on the upper right of the sorting filter plate, and a plurality of ramming rods are fixedly installed on the ramming rod for removing sand and gravel on the sorting filter plate in the sorting box. Stirring piece for sorting agitation; a stepping motor is fixedly installed on the top of the right side of the sorting box, and the output end of the stepping motor rotates and penetrates into the sorting box and is fixedly installed with an electric telescopic rod, and the output end of the electric telescopic rod is connected to the The right end of tamping rod is fixedly connected.

Preferably, a gravel outlet is provided on the right inner wall of the sorting box; a sand outlet is provided at the left bottom of the sorting box.

Preferably, a moving pulley is rotatably installed on the bottom end of the moving frame, a pulley groove is provided on the top of the machine table, and the bottom side of the moving pulley rolls in the pulley groove.

The beneficial effect of the present invention is: the present invention avoids the situation that the overall work efficiency is not high due to the adoption of a relatively simple sorting structure in the past through the mutual cooperation of the oscillating mechanism, the vibrating and agitating mechanism, and the crushed sand making mechanism. Not only can the sand and gravel be sorted quickly, but also the sand and gravel in the hopper can be unloaded while shaking up and down to prevent the sand and gravel from clogging during the feeding process; and the sorted gravel does not It needs to be collected separately, and the sorted stones can be crushed to make sand, avoiding the trouble of additional storage of the sorted stones, making the use effect better, and greatly adapting to the existing use needs.

Description of drawings

Fig. 1 is the structural representation of a kind of mechanical engineering sandstone sorting equipment that the present invention proposes;

Fig. 2 is the schematic structural representation of part A enlarged in Fig. 1 of the present invention;

Fig. 3 is a schematic structural view of part B in Fig. 1 of the present invention;

Fig. 4 is the schematic diagram of the structure between the crushed material sand making bin and the conical abrasive head in the present invention;

Fig. 5 is a schematic diagram of the structure among the fixed frame, the drive motor, the chainring and the rotating connecting rod in the present invention.

In the figure: 1, the machine table; 101, the annular material receiving trough; 102, the installation cavity; 2, the L-shaped frame; 3, the fixed frame; 4, the driving motor; 5, the gear plate; 6, the vertical rack; 7. Lifting frame; 701. Support; 8. Feeding hopper; 801. Discharge pipe; 9. Sorting box; 901. Stone discharge port; 902. Sand discharge port; 10. Sorting screen; 11. Sorting filter plate; 12. Sand receiving plate; 13. Moving frame; 14. Moving pulley; 15. Rotating connecting rod; 16. Stepping motor; 17. Electric telescopic rod; 20, collection bin; 21, disc-shaped crushing bin; 2101, crushing protrusion; 22, crushing motor; 23, crushing wheel; 24, filter screen; 25, sand making bin for crushed material; Point; 26, tapered abrasive head; 261, the first scrap convex point; 27, mounting frame; 28, rotating motor; 29, discharge pipe; 30, sealed bearing; 31, conveyor.

Implementation

The present invention will be further explained below in conjunction with specific embodiments.

Example

With reference to Fig. 1-5, a kind of sand and stone sorting equipment for mechanical engineering is proposed in this embodiment, comprising machine platform 1 and L-shaped frame 2 fixedly installed on the left end of the top of machine platform 1, above the L-shaped frame 2 A feeding hopper 8 is installed in a movable manner, and the bottom side of the feeding hopper 8 is provided with a feeding pipe 801, and the bottom side of the feeding pipe 801 is movably penetrated into the L-shaped frame 2 and is movably connected with a sorting box 9; The bottom side of the sorting box 9 is movably installed on the machine platform 1 through the mobile frame 13; the L-shaped frame 2 located on the left side of the sorting box 9 is also provided with a vibrator for vibrating the sorting box 9 and the feeding hopper 8 mechanism;

The sorting filter plate 11 arranged obliquely and the sand receiving blanking plate 12 located below the sorting filter plate 11 are respectively fixedly installed in the sorting box 9, and the inclined bottom end of the sand receiving blanking plate 12 penetrates into the sorting box The lower left side of 9; the lower left side of the sand receiving plate 12 is also provided with a conveyor 31 for transporting out the sorted sand; the sorting filter plate 11 is provided with a sorting screen 10, and the sorting filter plate The inclined bottom end of 11 penetrates to the lower right side of the sorting box 9; the sorting box 9 located at the upper right side of the sorting filter plate 11 is also provided with a vibrator for sorting and agitating the sand on the sorting screen 10. pound stirring mechanism;

The right end of the top of the machine platform 1 is fixedly installed with a collection bin 20 for collecting the sorted stones through a mounting frame 27. The bottom of the collection bin 20 is fixedly connected with a disc-shaped crushing bin 21, and the disc-shaped crushing bin 21 is rotated and installed. For the crushing wheel 23 for crushing stones, a crushing motor 22 is fixedly installed on the outside of the disc-shaped crushing bin 21, and the drive shaft of the crushing motor 22 runs through the disc-shaped crushing bin 21 and is fixedly connected with the crushing wheel 23;

The bottom side of the disc-shaped crushing bin 21 is fixedly connected with a crushed material sand making bin 25 with a trumpet-shaped structure; the crushed sand making bin 25 is provided with a crushed sand making mechanism for further crushing sand making of stone crushed materials.

Wherein, the crushed material sand-making mechanism includes a conical abrasive head 26 that is rotatably installed in the crushed material sand making bin 25, and the peripheral outer wall of the conical abrasive head 26 is fixedly provided with a plurality of first crushed material protruding points 261, and the crushed material A plurality of second crushed material protruding points 251 are fixedly arranged on the circumferential inner wall of the sand making bin 25, and the first crushed material protruding points 261 cooperate with the second crushed material protruding points 251 for further crushing of the gravel crushed materials. Material sand making, until the crushed gravel fragments are made into sand; the machine platform 1 below the crushing sand making bin 25 is provided with an annular material receiving tank 101, and the bottom inner wall of the annular material receiving tank 101 faces to the right The lower side is arranged obliquely, and the lower right side of the annular material receiving chute 101 is also provided with a discharge pipe 29; the machine platform 1 located below the annular material receiving chute 101 is provided with an installation cavity 102, and a rotating shaft is fixedly installed in the installation cavity 102 Motor 28, and the output shaft of rotating motor 28 is fixedly connected with conical abrasive head 26.

Wherein, the top inner wall of the installation chamber 102 is fixedly sleeved with a sealed bearing 30, and the output shaft of the rotary motor 28 is mounted on the sealed bearing 30 in a sealed rotation; A plurality of crushing protrusions 2101 are fixedly arranged on the inner circumferential wall of the disc-shaped crushing bin 21, and the disc-shaped crushing bin 21 cooperates with the crushing wheel 23 through the crushing protrusions 2101 to crush the sorted stones.

Wherein, the oscillating mechanism includes a fixed frame 3 fixedly installed on the inner wall of the top of the L-shaped frame 2, a drive motor 4 is fixedly installed on the fixed frame 3, and the output end of the drive motor 4 is fixedly sleeved with a toothed disc 5. A rotating link 15 is rotatably connected to the disc surface, and the right end of the rotating link 15 is rotatably connected to the sorting box 9; the left side of the toothed disc 5 is engaged with a vertical rack 6, and the vertical rack 6 is slid and installed along the vertical direction. On the left inner wall of the L-shaped frame 2; the top of the vertical rack 6 is fixedly connected with a lifting frame 7, and the top of the lifting frame 7 moves through to the top of the L-shaped frame 2, and the top of the right side of the lifting frame 7 is still It is fixedly connected with the feed hopper 8 through the bracket 701 .

Wherein, the vibrating and agitating mechanism includes a tamping bar 18 that is movably installed on the upper right side of the sorting filter plate 11, and a plurality of tamping bars 18 are fixedly installed on the sorting filter plate 11 in the sorting box 9. A stirring plate 19 for sorting and stirring the sand and stones; a stepper motor 16 is fixedly installed on the top of the right side of the sorting box 9, and the output end of the stepping motor 16 rotates and penetrates into the sorting box 9 and is fixedly installed with an electric telescopic rod 17, and the output end of the electric telescopic rod 17 is fixedly connected with the right end of the stamping rod 18.

Wherein, the right inner wall of the sorting box 9 is provided with a stone discharge port 901; the bottom left side of the sorting box 9 is provided with a sand discharge port 902; The top of 1 is provided with pulley groove, and the bottom side rolling of mobile pulley 14 is located in the pulley groove.

As shown in Figures 1-5, the present invention provides a kind of sand and gravel sorting equipment for mechanical engineering. When in use, through the cooperation of the oscillating mechanism, the drive motor 4 is used to drive the toothed disc 5 to rotate positively and negatively, and the toothed disc 5 rotates positively and negatively. When turning, the sorting box 9 can be driven to move left and right by rotating the connecting rod 15, so that the sorting filter plate 11 in the sorting box 9 and the sand receiving plate 12 can move left and right, so that the feed hopper 8 can be unloaded The sand and gravel on the sorting screen 10 vibrate left and right, and then the fine sand will be screened and sorted by the sorting screen 10 and fall on the sand receiving and unloading plate 12, and then the material will be loaded onto the conveyor 31 for transportation; The larger stones will fall through the sorting filter plate 11 to the collection bin 20 and be loaded into the disc-shaped crushing bin 21; at the same time, the crushing motor 22 is used to drive the crushing wheel 23 to rotate, and then the disc-shaped crushing The stones in the bin 21 are crushed, and at the same time, under the action of the centrifugal force generated by the rotation of the crushing wheel 23, the crushed stones can also be crushed and hit against the crushing protrusions 2101 on the side wall of the disc-shaped crushing bin 21, so that the stones can be further crushed. Crushing, after crushing, the crushed stones are filtered by the filter screen 24 and dropped into the crushed sand making bin 25; then the output shaft of the rotary motor 28 in the crushed sand making mechanism drives the conical abrasive head 26 to rotate, and the conical abrasive When the head 26 rotates, it drives the first crushed material protruding point 261 to rotate, and then through the cooperation of the rotation of the first crushed material protruding point 261 and the second crushed material protruding point 251, the crushed stone fragments can be further broken down to Sand, the sand finally made of stones will be discharged and unloaded through the annular receiving tank 101 and the discharge pipe 29.

Moreover, the gear plate 5 in the oscillating mechanism is also engaged with the vertical rack 6 for transmission during forward and reverse rotation, and then drives the lifting frame 7, the bracket 701 and the feed hopper 8 to vibrate up and down, thereby ensuring that the sand in the feed hopper 8 The stone mixture is fed downward while vibrating up and down, which can effectively prevent the sand and stone from being easily blocked during the feeding.

Further, in the process of vibrating the sand on the sorting screen 10 left and right, the stepping motor 16 in the vibrating and agitating mechanism works forward and reversely, and the stepping motor 16 will drive the electric telescopic rod 17, the pounding material The rod 18 and the agitating blade 19 are reversible, so that the sand on the sorting screen 10 can be stirred to speed up the sorting and screening speed of the sorting screen 10 for the sand; The expansion and contraction of bar 17 drives tamping rod 18 and agitating sheet 19 to move left and right, so that the activities around agitating sheet 19 can vibrate sand and stones left and right, thereby speeding up the sorting rate of sand and stones and greatly improving the sand and stones. The efficiency of stone sorting.

Finally, through the mutual cooperation of the vibration mechanism, vibrating and agitating mechanism, and the crushed sand making mechanism, the present invention avoids the situation that the overall work efficiency is not high due to the use of a relatively simple sorting structure in the past, and can not only treat sand and gravel Fast sorting can also enable the sand and gravel mixture in the feed hopper 8 to be unloaded while vibrating up and down to prevent the sand and gravel from clogging during the feeding process; and the sorted stones do not need to be separated Collecting can crush the sorted stones to make sand, avoiding the trouble of additional storage of the sorted stones, making the use effect better and greatly adapting to the existing use needs.

The above is only a preferred embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, any person familiar with the technical field within the technical scope disclosed in the present invention, according to the technical solution of the present invention Any equivalent replacement or change of the inventive concepts thereof shall fall within the protection scope of the present invention.

Claims (8)

1. A sand and gravel sorting device for mechanical engineering, characterized in that it includes a machine platform (1) and an L-shaped frame (2) fixedly installed on the left end of the top of the machine platform (1), the L-shaped frame (2) A feed hopper (8) is installed on the top of the feed hopper (8), and the bottom side of the feed hopper (8) is provided with a feeding pipe (801), and the bottom side of the feeding pipe (801) runs through to the L-shaped frame (2) There is a sorting box (9) inside and movably socketed; the bottom side of the sorting box (9) is movably installed on the machine platform (1) through the mobile frame (13); the L-shaped box on the left side of the sorting box (9) An oscillating mechanism for oscillating the sorting box (9) and the feeding hopper (8) is also arranged in the frame (2); The sorting box (9) is fixedly installed with a sorting filter plate (11) arranged obliquely, and a sand receiving blanking plate (12) located below the sorting filter plate (11), and the sand receiving blanking plate The inclined bottom end of (12) runs through to the lower left side of the sorting box (9); the lower left side of the sand receiving plate (12) is also provided with a conveyor (31) for transporting out the sorted sand; A sorting screen (10) is arranged on the sorting filter plate (11), and the inclined bottom end of the sorting filter plate (11) penetrates to the lower right side of the sorting box (9); The sorting box (9) on the upper right is also provided with a vibrating and stirring mechanism for sorting and stirring the sand on the sorting screen (10); The right end of the top of the machine (1) is fixedly installed with a collection bin (20) for collecting the sorted stones through the installation frame (27), and the bottom of the collection bin (20) is fixedly connected with a disc-shaped crushing bin ( 21), the disc-shaped crushing bin (21) is installed with a crushing wheel (23) for crushing stones, and the outer part of the disc-shaped crushing bin (21) is fixed with a crushing motor (22), and the crushing motor (22) The drive shaft rotates through the disk-shaped crushing bin (21) and is fixedly connected with the crushing wheel (23); The bottom side of the disc-shaped crushing bin (21) is fixedly connected with a trumpet-shaped crushed material sand making bin (25); crushed sand making mechanism. 2. A kind of sand and gravel sorting equipment for mechanical engineering according to claim 1, characterized in that, the crushed sand making mechanism includes a conical abrasive head ( 26), and the peripheral outer wall of the tapered abrasive head (26) is fixedly provided with a plurality of first crushed protruding points (261), and the peripheral inner wall of the crushed sand making bin (25) is fixed with a plurality of second crushed material protruding point (251), and the first crushing material protruding point (261) and the second crushing material protruding point (251) cooperate to be used for carrying out further crushing material sand making to the crushed stone material until the crushed stone The crushed material is made into sand; the machine platform (1) located below the crushed material sand making bin (25) is provided with an annular material receiving tank (101), and the bottom inner wall of the annular material receiving tank (101) faces the lower right side It is arranged obliquely, and the lower right side of the annular material receiving chute (101) is also provided with a discharge pipe (29); the machine platform (1) located below the annular material receiving chute (101) is provided with an installation cavity (102), A rotary motor (28) is fixedly installed in the installation cavity (102), and the output shaft of the rotary motor (28) is fixedly connected to the tapered abrasive head (26). 3. The sand and gravel sorting equipment for mechanical engineering according to claim 2, characterized in that a sealed bearing (30) is fixedly sleeved on the top inner wall of the installation cavity (102), and the rotating motor (28 ) The output shaft seal rotation is installed on the sealed bearing (30). 4. A kind of sand and gravel sorting equipment for mechanical engineering according to claim 1, characterized in that, a filter screen (24) is fixedly connected to the opening of the top side of the crushed material sand making bin (25); A plurality of crushing protrusions (2101) are fixedly arranged on the circumferential inner wall of the crushing bin (21), and the disc-shaped crushing bin (21) is used for splitting in half through the cooperation of the crushing protrusions (2101) and the crushing wheel (23). The picked stones are crushed. 5. A kind of sand and gravel sorting equipment for mechanical engineering according to claim 1, characterized in that, the oscillation mechanism includes a fixed frame (3) fixedly installed on the top inner wall of the L-shaped frame (2), fixed The drive motor (4) is fixedly installed on the frame (3), the output end of the drive motor (4) is fixedly sleeved with a toothed disc (5), and the disc surface of the toothed disc (5) is rotatably connected with a rotating connecting rod (15). The right end of the rotating connecting rod (15) is rotationally connected with the sorting box (9); the left side of the gear plate (5) is engaged with a vertical rack (6), and the vertical rack (6) is slid and installed in the vertical direction On the left inner wall of the L-shaped frame (2); the top of the vertical rack (6) is fixedly connected with a lifting frame (7), and the top of the lifting frame (7) moves through to the bottom of the L-shaped frame (2) Above, the right top of the elevating frame (7) is also fixedly connected with the feed hopper (8) through the bracket (701). 6. A kind of sand and gravel sorting equipment for mechanical engineering according to claim 1, characterized in that, the vibrating and stirring mechanism includes a tamping rod (18) that is movably installed on the upper right side of the sorting filter plate (11) , a plurality of stirring plates (19) for sorting and stirring the sand on the sorting filter plate (11) in the sorting box (9) are fixedly installed on the tamping rod (18); the sorting box ( 9) A stepping motor (16) is fixedly installed on the top of the right side, the output end of the stepping motor (16) rotates and penetrates into the sorting box (9) and an electric telescopic rod (17) is fixedly installed, and the electric telescopic rod The output end of (17) is fixedly connected with the right end of tamping rod (18). 7. The sand and gravel sorting equipment for mechanical engineering according to claim 1, characterized in that a gravel discharge port (901) is provided on the right inner wall of the sorting box (9); (9) is provided with a sand outlet (902) at the left bottom. 8. A kind of sand and gravel sorting equipment for mechanical engineering according to claim 1, characterized in that, the bottom end of the moving frame (13) is rotatably equipped with moving pulleys (14), and the top of the machine table (1) A pulley groove is provided, and the bottom side rolling of the mobile pulley (14) is arranged in the pulley groove.

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