CN221026495U - Automatic feeding sand screening machine - Google Patents

Abstract

The utility model provides an automatic feeding sand screening machine, which relates to the technical field of sand screening machines and comprises a hopper and a base, wherein an outer frame is fixedly connected to the outer surface of the hopper, the lower end of the outer frame is fixedly connected with the base, a shaking screen is obliquely arranged in the middle of the outer frame, a vibrator is fixedly connected to one side surface of the shaking screen, a discharging pipe is fixedly connected to the lower surface of the hopper, the other end of the discharging pipe is fixedly connected to one end of the upper surface of the shaking screen, which is close to the hopper, a transmission belt assembly is arranged in parallel at a position of the shaking screen, which is far away from the discharging pipe, the transmission belt assembly is installed at one end of the base, which is close to the shaking screen, a motor is fixedly connected to the surface of a bracket, which is far away from the hopper, of the transmission belt assembly, the output end of the motor is fixedly connected with a driving wheel of the transmission belt assembly, two supporting rods are respectively arranged at two sides of the shaking screen, and the four supporting rods are fixedly connected with the base.

Description

Automatic feeding sand screening machine

Technical Field

The utility model relates to the technical field of sand screening machines, in particular to an automatic feeding sand screening machine.

Background

The sand screening machine is a machine for separating sand from stones from coarse materials, after the machine is started, the coarse materials are placed into a hopper by a forklift and are transferred into a shaking screen, the coarse materials are separated by the shaking screen, sand is transferred to a sand pile through a conveying belt assembly after being separated, and stones are shaken off at a discharge hole of the shaking screen to form a stone pile, so that the sand and stone separation is realized.

The inventor finds in daily life that the sand content of the coarse aggregate in the shaking process of the machine is high and low, the sand is unevenly distributed on the conveyor belt assembly and is easy to form small piles, the small piles fall from the side of the conveyor belt assembly and do not reach the target sand piles along with the conveyor belt, and as a result, the sand piles are not concentrated, and the sand yield of the coarse aggregate is reduced or the manpower is increased.

Disclosure of utility model

The utility model aims to solve the problem of uneven sand distribution on a transmission belt in the prior art, and provides an automatic feeding sand screening machine.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides an automatic feeding screen sand machine, includes hopper and base, the surface fixedly connected with frame of hopper, the lower extreme fixedly connected with base of frame, the middle part slope of frame is provided with trembles the sieve, one side fixedly connected with vibrator that trembles the sieve, the lower fixedly connected with discharging pipe of hopper, the other end fixedly connected with of discharging pipe is being close to the one end of hopper on trembling the sieve upper surface, the position parallel arrangement that the discharging pipe was kept away from to tremble the sieve has the transmission band subassembly, the transmission band subassembly is close to the one end installation of trembling the sieve with the base, the other support fixedly connected with motor that keeps away from the hopper of transmission band subassembly, the output and the driving wheel fixed connection of transmission band subassembly of motor.

The effects achieved by the components are as follows: the frame surrounds the hopper around the hopper surface, plays the supporting role together with the base, trembles and sieves and the transmission band subassembly has certain slope on vertical plane, is favorable to trembling and sieves the interior stone sand separation, and the transmission band subassembly is in the same place with frame and base through the bracing piece with trembling and sieving the side, consolidates the support of machine, after opening vibrator and motor, puts into the hopper with the hair material with the forklift, and the pipe is gone into tremble and sieves, trembles and sieves the hair material separation, and sand is passed to sand heap through the transmission band subassembly after the separation, and the stone is trembled and is shaken off to the stone heap by trembling and sieves.

Preferably, two support rods are arranged on two sides of the shaking screen, the support rods are fixedly connected with the base, a first spring is fixedly connected to the upper surface of each support rod, a fixing plate is fixedly connected to the upper surface of each first spring, and one end of each fixing plate, close to the shaking screen, is fixedly connected with the shaking screen.

The effects achieved by the components are as follows: the fixed plate, the first spring and the supporting rod are fixed together to support the shaking screen, and after the vibrator is started, the elasticity of the first spring is beneficial to improving the efficiency of stone-sand separation.

Preferably, the surface of the bracket is provided with a leveling device, the leveling device comprises two battens, and the two battens are fixedly connected to the two sides of the transmission belt assembly and are close to the discharging pipe.

The effects achieved by the components are as follows: the two battens are vertically and fixedly connected to two sides of the transmission belt assembly, and a certain angle is formed between the two battens and the transmission belt assembly.

Preferably, long holes are formed in the two battens, a limiting strip is fixedly connected between the upper ends of the two battens, a leveling plate is slidably connected in the long holes, and a plurality of toothed plates are fixedly connected to one surface of the leveling plate, which is close to the transmission belt assembly.

The effects achieved by the components are as follows: the length of the long hole formed in the batten in the vertical direction is slightly longer than that of the leveling plate and the toothed plate, the limiting long strip above the batten limits the leveling plate to separate from the long hole from the upper part, the toothed plate below the leveling plate can scatter wet and caked sand, the leveling plate and the toothed plate slide in from the long hole and then descend due to gravity, and the toothed plate below the leveling plate is clamped between the two battens, so that the leveling plate is limited to move left and right in the horizontal direction.

Preferably, the frame is kept away from the one side fixedly connected with connecting plate that trembles the sieve, the connecting plate is kept away from the one side rotation that trembles the sieve and is connected with the pivot, fixedly connected with scraper blade in the pivot, one side fixedly connected with No. two springs of scraper blade near the connecting plate, no. two another side fixedly connected with of springs is on the connecting plate surface.

The effects achieved by the components are as follows: in the operation process of the conveying belt assembly, sand which is scratched by the toothed plate is flattened again by the scraping plate, the thickness of the sand passing through the conveying belt assembly is limited by the scraping plate and the springs, when more sand exists, the scraping plate is impacted by the sand, and the stretching degree of the second spring is increased, so that the height of the scraping plate is improved.

Preferably, the cleaning device is arranged below the conveying belt assembly and comprises two sliding rails, the two sliding rails are arranged on two sides of the conveying belt assembly, round rods are connected in the sliding rails in a sliding mode, and two ends of each round rod are fixedly connected with two ends of a brush block close to the conveying belt assembly.

The effects achieved by the components are as follows: the cleaning device is arranged at the position of the transmission belt assembly, which is close to the sand pile, the cleaned sand directly falls into the sand pile, the sand yield is improved, the round rod is fixedly connected with the two ends of the brush block, and the height of the brush block is controlled by sliding the round rod.

Preferably, one surface of the brush block, which is close to the transmission belt assembly, is fixedly connected with a plurality of third springs, the other ends of the third springs are fixedly connected with brush heads, and two sides of the brush heads are in sliding connection with the brush block.

The effects achieved by the components are as follows: the spring below the brush block is beneficial to controlling the direct distance between the brush head and the brush block in a short distance.

Preferably, handles are inserted into the threads at the two ends of the round rod.

The effects achieved by the components are as follows: the handle is inserted with the round rod threads, and the positions of the round rods in the sliding rail are fixed on two sides of the transmission belt assembly by tightening the handle to squeeze the transmission belt assembly.

Compared with the prior art, the utility model has the advantages and positive effects that,

According to the sand flattening device, the flattening device is arranged on the surface of the support, the flattening device comprises two wood strips, the two wood strips are fixedly connected to positions, close to the discharging pipe, of two sides of the conveying belt assembly, the two wood strips are vertically and fixedly connected to two sides of the conveying belt assembly, a certain angle is formed between the two wood strips and the conveying belt assembly, a limiting strip is fixedly connected between the upper ends of the two wood strips, a flattening plate is slidably connected in a long hole, one surface, close to the conveying belt assembly, of the flattening plate is fixedly connected with a plurality of toothed plates, the length, in the vertical direction, of the long hole formed in the wood strips is slightly longer than the length of the flattening plate and the toothed plates, the limiting strip above the wood strips limits the flattening plate to separate from the long hole from the upper side, the toothed plates below the flattening plate can break up damp and agglomerate sand, the flattening plate and the toothed plates slide into the long hole and then drop down due to gravity, the toothed plates below the flattening plate are clamped between the two wood strips, the flattening plate is limited to move left and right in the horizontal direction, one surface, far away from the shaking screen, the connecting plate is fixedly connected with a connecting plate, a rotating shaft is rotationally connected to one surface, close to the rotating shaft, one surface, close to the connecting plate, is fixedly connected with a plurality of toothed plates, the length of the toothed plates is slightly longer than the length, and the length of the flattening plate is fixedly connected with a spring, and the second spring is in the thickness is increased, and the thickness is increased.

Drawings

Fig. 1 is a schematic perspective view of an automatic feeding sand screening machine according to the present utility model;

fig. 2 is a schematic diagram of a structure a of an automatic feeding sand screening machine according to the present utility model;

FIG. 3 is a schematic view of a part of a cleaning device in an automatic feeding sand screening machine according to the present utility model;

Fig. 4 is a schematic diagram of a round bar in an automatic feeding sand screening machine according to the present utility model.

Legend description: 1. a hopper; 2. a discharge pipe; 3. shaking and sieving; 4. a vibrator; 5. an outer frame; 6. a conveyor belt assembly; 7. a motor; 8. a leveling device; 9. a cleaning device; 10. a support rod; 11. a first spring; 12. a fixing plate; 13. a base; 801. wood strips; 802. a long hole; 803. limiting long strips; 804. leveling plates; 805. a toothed plate; 806. a scraper; 807. a rotating shaft; 808. a second spring; 809. a connecting plate; 901. brushing the block; 902. a third spring; 903. a brush head; 904. a slide rail; 905. a handle; 906. a round bar;

Detailed Description

Embodiment 1, as shown in fig. 1-4, an automatic feeding sand screening machine, which comprises a hopper 1 and a base 13, wherein the outer surface of the hopper 1 is fixedly connected with an outer frame 5, the lower end of the outer frame 5 is fixedly connected with the base 13, the middle part of the outer frame 5 is obliquely provided with a shaking screen 3, one side surface of the shaking screen 3 is fixedly connected with a vibrator 4, the lower surface of the hopper 1 is fixedly connected with a discharging pipe 2, the other end of the discharging pipe 2 is fixedly connected with one end of the upper surface of the shaking screen 3 close to the hopper 1, a transmission belt component 6 is arranged in parallel at the position of the shaking screen 3 far away from the discharging pipe 2, the transmission belt component 6 is installed with one end of the base 13 close to the shaking screen 3, a motor 7 is fixedly connected with the surface of a bracket beside the transmission belt component 6 far away from the hopper 1, the output end of the motor 7 is fixedly connected with a driving wheel of the transmission belt component 6, the outer frame 5 surrounds the hopper 1 around the outer surface of the hopper 1, the vibrating screen 3 and the transmission belt component 6 have a certain gradient on a vertical plane, which is beneficial to separating stone and sand in the vibrating screen 3, the side surfaces of the transmission belt component 6 and the vibrating screen 3 are connected with the outer frame 5 and the base 13 through the supporting rods 10, the support of a machine is reinforced, after the vibrator 4 and the motor 7 are started, a forklift is used for placing coarse materials into the hopper 1 and transmitting the coarse materials into the vibrating screen 3 through the discharging pipe 2, the coarse materials are separated by the vibrating screen 3, sand is transmitted to a sand pile through the transmission belt component 6 after being separated, the stone is shaken off to the stone pile by the vibrating screen 3, two supporting rods 10 are respectively arranged on two sides of the vibrating screen 3, four supporting rods 10 are fixedly connected with the base 13, the upper surfaces of the supporting rods 10 are fixedly connected with a first spring 11, the upper surface of the first spring 11 is fixedly connected with a fixed plate 12, one end of the fixed plate 12 close to the vibrating screen 3 is fixedly connected with the vibrating screen 3, the fixed plate 12, the first spring 11 and the supporting rod 10 are fixed together to support the shaking screen 3, and after the vibrator 4 is started, the elasticity of the first spring 11 is beneficial to improving the efficiency of stone-sand separation.

As shown in fig. 1-4, the surface of the bracket is provided with a leveling device 8, the leveling device 8 comprises two wood bars 801, the two wood bars 801 are fixedly connected to the two sides of the transmission belt assembly 6 near the discharging pipe 2, the two wood bars 801 are vertically and fixedly connected to the two sides of the transmission belt assembly 6 and form a certain angle with the transmission belt assembly 6, long holes 802 are formed in the two wood bars 801, a limit strip 803 is fixedly connected between the upper ends of the two wood bars 801, a leveling plate 804 is slidingly connected in the long holes 802, one surface of the leveling plate 804 near the transmission belt assembly 6 is fixedly connected with a plurality of toothed plates 805, the length of the long holes 802 formed in the wood bars 801 in the vertical direction is slightly longer than the lengths of the leveling plate 804 and the toothed plates 805, the limit strip above the wood bars 801 limit the leveling plate 804 to separate from the long holes 802, the toothed plates 805 below the leveling plate 804 can break up moist agglomerated sand, the leveling plate 804 and the toothed plate 805 slide into the slot 802 and then descend due to gravity, the toothed plate 805 below the leveling plate 804 is clamped between the two wood strips 801, the leveling plate 804 is limited to move left and right in the horizontal direction, one side of the outer frame 5, which is far away from the shaking screen 3, is fixedly connected with a connecting plate 809, one side of the connecting plate 809, which is far away from the shaking screen 3, is rotationally connected with a rotating shaft 807, a scraper 806 is fixedly connected with one side of the scraper 806, which is close to the connecting plate 809, is fixedly connected with a plurality of second springs 808, the other side of the second springs 808 is fixedly connected with the surface of the connecting plate 809, the sand which is scratched by the toothed plate 805 is leveled again by the scraper 806 in the operation process of the conveyer belt assembly 6, the thickness of the sand passing through the conveyer belt assembly 6 is limited by the scraper 806 and the springs, and when more sand is present, the stretching degree of the second springs 808 is increased, and the height of the scraper 806 is improved.

As shown in fig. 1-4, a cleaning device 9 is arranged below the conveying belt assembly 6, the cleaning device 9 comprises two sliding rails 904, the two sliding rails 904 are arranged on two sides of the conveying belt assembly 6, round rods 906 are connected with the two sides of the sliding rails 904 in a sliding manner, two ends of each round rod 906 are fixedly connected with two ends of each brush block 901 close to the conveying belt assembly 6, the cleaning device 9 is arranged at the position, close to a sand pile, of the conveying belt assembly 6, cleaned sand directly falls into the sand pile, the sand yield is improved, the round rods 906 are fixedly connected with two ends of each brush block 906, the height of each brush block 901 is controlled by sliding the round rods 906, a plurality of three springs 902 are fixedly connected to one side, close to the conveying belt assembly 6, of each brush block 901, the other ends of each three springs 902 are fixedly connected with brush heads 903, two sides of each brush head 903 are in sliding connection with each brush block 901, the springs below each brush block 901 are beneficial to controlling the direct distance between each brush head 903 and each brush block 901, handles 905 are inserted into the positions, in the two sides of each brush block 906 are fixedly connected with the sliding rails 904 by screwing the handles 905.

According to the working principle, the outer frame 5 surrounds the hopper 1 around the outer surface of the hopper 1 and plays a supporting role together with the base 13, the shaking screen 3 and the transmission belt assembly 6 have a certain gradient on a vertical plane, stone and sand in the shaking screen 3 are favorably separated, the transmission belt assembly 6 and the side surface of the shaking screen 3 are connected with the outer frame 5 and the base 13 through the supporting rods 10, the support of a machine is reinforced, the vibrator 4 and the motor 7 are started, the coarse fodder is put into the hopper 1 by a forklift, the coarse fodder is transferred into the shaking screen 3 through the discharging pipe 2, the shaking screen 3 separates the coarse fodder, sand is transferred to a sand pile through the transmission belt assembly 6 after separation, stones are shaken off to the stone pile by the shaking screen 3, the fixed plate 12, the spring 11 and the supporting rods 10 are fixed together, the elasticity of the spring 11 is favorably improving the efficiency of stone and sand separation after the vibrator 4 is started, the two wood bars 801 are vertically and fixedly connected to two sides of the transmission belt assembly 6, the length of the long holes 802 formed on the wood strip 801 in the vertical direction is slightly longer than the lengths of the flattening plates 804 and the toothed plates 805, the limiting strips 803 above the wood strip 801 limit the flattening plates 804 to separate from the long holes 802 from the upper side, the toothed plates 805 below the flattening plates 804 can scatter wet and agglomerated sand, the flattening plates 804 and the toothed plates 805 slide into the long holes 802 and descend due to gravity, the toothed plates 805 below the flattening plates 804 are clamped between the two wood strips 801, the flattening plates 804 are limited to move left and right in the horizontal direction, the sand scraped by the toothed plates 805 is flattened again by the scraping plates 806 and springs in the operation process of the transmission belt assembly 6, the thickness of the sand passing through the transmission belt assembly 6 is limited by the scraping plates 806, when more sand is produced, the sand impacts the scraping plates 806, the stretching degree of the second spring 808 is increased, and the height of the scraping plates 806 is increased, the cleaning device 9 is arranged at the position, close to the sand pile, of the conveying belt assembly 6, cleaned sand directly falls into the sand pile, sand yield is improved, the round rod 906 is fixedly connected with two ends of the brush speed, the height of the brush block 901 is controlled through the sliding round rod 906, the spring below the brush block 901 is favorable for controlling the distance between the brush head 903 and the brush block 901 in a short distance, the handle 905 is inserted into threads of the round rod 906, and the position, in the sliding rail 904, of the round rod 906 is fixed on two sides of the conveying belt assembly 6 by screwing the handle 905.

While the utility model has been described in terms of what are presently considered to be the most practical and preferred embodiments, it is to be understood that the utility model is not limited to the disclosed embodiments, but is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the utility model, as defined by the appended claims, as long as the scope of the utility model is defined by the following claims, and by the following claims, unless otherwise specified and limited by the context of the utility model; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

Claims (6)

1. The utility model provides an automatic material loading screen sand machine, includes hopper and base, its characterized in that: the utility model discloses a vibrating screen, including hopper, frame, conveyer belt subassembly and conveyer belt subassembly, the lower extreme fixedly connected with base of hopper, the middle part slope of frame is provided with shakes the sieve, one side fixedly connected with vibrator that shakes the sieve, the lower fixedly connected with discharging pipe of hopper, the other end fixedly connected with of discharging pipe is being close to the one end that the hopper was close to shake the sieve upper surface, the position parallel arrangement that shakes the sieve kept away from the discharging pipe has the conveyer belt subassembly, the conveyer belt subassembly is close to the one end installation that shakes the sieve with the base, the other support fixedly connected with motor that keeps away from the hopper of conveyer belt subassembly, the output of motor and the round fixed connection of conveyer belt subassembly, the support surface is equipped with leveling device, leveling device includes two battens, two battens fixedly connected with are close to the position of discharging pipe in conveyer belt subassembly both sides, two all offer the slot hole on the batten, two fixedly connected with spacing rectangular between the batten upper end, sliding connection has leveling board in the slot hole, leveling board is close to the one side fixedly connected with pinion rack of conveyer belt subassembly.

2. The automatic feeding sand screening machine according to claim 1, wherein: the utility model discloses a vibrating screen, including the base, the fixed plate, the both sides of trembling the screen all are equipped with two bracing pieces, four bracing piece and base fixed connection, the equal fixedly connected with spring of upper surface of bracing piece, the upper surface fixedly connected with fixed plate of spring, the fixed plate be close to tremble the one end of screen and tremble screen fixed connection.

3. The automatic feeding sand screening machine according to claim 2, wherein: the one side fixedly connected with connecting plate that trembles the sieve is kept away from to the frame, the one side that trembles the sieve is kept away from to the connecting plate rotates and is connected with the pivot, fixedly connected with scraper blade in the pivot, one side fixedly connected with No. two springs of scraper blade near the connecting plate, no. two another side fixedly connected with of springs is at the connecting plate surface.

4. The automatic feeding sand screening machine according to claim 3, wherein: the cleaning device comprises two sliding rails, wherein the two sliding rails are arranged on two sides of the conveying belt assembly, round rods are connected in the sliding rails in a sliding mode, and two ends of the round rods are close to two ends of the conveying belt assembly and fixedly connected with brush blocks.

5. The automatic feeding sand screening machine of claim 4, wherein: one side of the brush block, which is close to the transmission belt assembly, is fixedly connected with a plurality of third springs, the other ends of the third springs are fixedly connected with brush heads, and two sides of the brush heads are in sliding connection with the brush block.

6. The automatic feeding sand screening machine of claim 5, wherein: handles are inserted into threads at two ends of the round rod.