CN214052019U - Concrete grit shaping device - Google Patents

Abstract

The application relates to the field of concrete raw material manufacturing devices, in particular to a concrete gravel shaping device which comprises a machine body, wherein the bottom of the machine body is provided with a rack, an aggregate funnel is arranged on the rack, a feeding cylinder is arranged on the aggregate funnel, a driving shaft is arranged in the aggregate funnel, and a driving mechanism for driving the driving shaft to rotate is arranged on the rack; a primary shaping mechanism for primarily shaping the sand and a shaping assembly for secondarily shaping the sand are arranged in the aggregate funnel from top to bottom, and a driving shaft provides driving force for the primary shaping mechanism and the shaping assembly; primary plastic mechanism can carry out preliminary grinding plastic to the grit, and the grit after the plastic falls into and carries out the secondary plastic in the plastic subassembly, finally discharges from the discharge gate of the funnel that gathers materials. This application has the effect of fully rolling the plastic to the grit.

Description

Concrete grit shaping device

Technical Field

The application relates to the field of concrete raw material manufacturing devices, in particular to a concrete gravel shaping device.

Background

Concrete is an important raw material in the production of house buildings, expressways, railway ballasts and the like, and the quality requirements of the industries on the concrete are higher, namely the requirements on raw materials of the industries are higher. One of the raw materials of the concrete is aggregate, and the aggregate can be added as much as possible on the premise of not influencing the quality of the concrete, so that the cost of the concrete is reduced. One of the requirements for aggregate is to reduce the volume of the sand and to enhance the bonding strength between the sand and the gravel, so as to improve the strength of the concrete.

In the related art, a stone shaper comprises a rack and a feeding cylinder, wherein the middle part of the rack is rotatably connected with a shaping rolling disc, the bottom of the shaping rolling disc is an arc-shaped groove, and a square bump is arranged in the arc-shaped groove; the feeding cylinder is vertically arranged and is coaxial with the shaping grinding disc; an aggregate funnel is arranged below the shaping mill; the outer edge of the shaping wheel is close to the bottom of the arc-shaped groove; the shaping wheel is movably connected with the rack through a shaping wheel rocker arm, a plurality of friction lugs meshed with the square lugs in the arc-shaped groove are further distributed on the outer edge of the shaping wheel, and the shaping grinding disc shapes the gravel through the mutual meshing of the square lugs and the friction lugs.

The stone trimmer through the plastic roll dish with carry out preliminary plastic back to grit, discharge the grit from the funnel that gathers materials and use, fashioned grit particle diameter is great.

In view of the related art in the above, the inventors thought that there was a defect that the sand dressing was insufficient.

SUMMERY OF THE UTILITY MODEL

In order to improve the insufficient problem of grit plastic, this application provides a concrete sand shaping device.

The application provides a pair of concrete grit shaping device adopts following technical scheme:

a concrete gravel shaping device comprises a machine body, wherein a rack is arranged at the bottom of the machine body, a collecting hopper is arranged on the machine body, a feeding cylinder is arranged above the collecting hopper, and a primary shaping mechanism for primary shaping of gravel and a shaping assembly for secondary shaping of gravel are sequentially arranged in the collecting hopper from top to bottom;

the shaping assembly comprises a shell, a central gear positioned in the center of the shell, a bottom plate positioned below the central gear and coaxially connected with the central gear, and driven gears respectively meshed with the central gear and the shell, and the shell is fixedly connected with the inner wall of the collecting hopper;

the improved collecting hopper is characterized in that a driving shaft is arranged in the collecting hopper, a driving mechanism used for driving the driving shaft to rotate is arranged on the rack, and the driving shaft is fixedly connected with the central gear.

Through adopting above-mentioned technical scheme, the grit is poured into the funnel that gathers materials from a feeding section of thick bamboo, and under actuating mechanism's drive action, elementary plastic mechanism carries out preliminary plastic to the grit, and the grit after elementary plastic falls into the plastic subassembly of below, carries out the secondary plastic, is convenient for carry out the plastic fully to the grit. Finally, the shaped sand is discharged from a discharge hole of the aggregate funnel. Through the setting of elementary plastic mechanism and plastic subassembly, carry out the secondary plastic to the grit for the particle diameter of grit is less, thereby is convenient for carry out the plastic fully to the grit.

Optionally, elementary plastic mechanism is including being used for carrying out the plastic of elementary plastic to the grit and rolling the dish, the plastic rolls dish undercut and is formed with the arc recess, the concave inner wall of arc is equipped with square convex block, the plastic roll dish with be equipped with the clearance between the inner wall of the funnel that gathers materials, the plastic roll dish with drive shaft fixed connection.

Through adopting above-mentioned technical scheme, when needing to carry out the plastic to the grit, the drive shaft drives the plastic and rolls a set rotation, rolls the friction of a plurality of inside square convex blocks of set through the plastic, carries out preliminary plastic to the grit. In the grit after the plastic, the grit granule in the clearance that the particle diameter is less than between plastic rolling dish and the aggregate funnel can fall into the plastic subassembly of below along this clearance, is convenient for reach the effect to the preliminary plastic of grit.

Optionally, the primary shaping mechanism further comprises a shaping wheel meshed with the shaping rolling disc, and square gear teeth meshed with the square bumps on the arc-shaped inner wall are arranged on the outer edge of the shaping wheel;

the top surface of the machine body is provided with a fixed frame, a rocker arm is arranged between the fixed frame and the shaping wheel, one end of the rocker arm is rotatably connected with the fixed frame, and the other end of the rocker arm is rotatably connected with the shaping wheel.

Through adopting above-mentioned technical scheme, through the meshing effect of the square teeth of a cogwheel of plastic wheel outer fringe and arc inner wall, carry out dual plastic to the grit, help strengthening the preliminary plastic dynamics to the grit. The rocker arm keeps the position of the shaping wheel unchanged through connection with the fixed frame, and the rocker arm helps to reduce the possibility that the shaping wheel deviates from a track or is separated from the machine body.

Optionally, the organism top surface is equipped with the stabilizer, the stabilizer includes crossbearer and fixed connection in the perpendicular frame at crossbearer both ends, two erect the frame with organism top surface fixed connection just is located the rocking arm both sides, the crossbearer be located the rocking arm top and with the clearance has between the rocking arm.

Through adopting above-mentioned technical scheme, the plastic wheel rotates the in-process, the condition of vibration about appearing easily to drive the rocking arm and rock. The vibration amplitude of the rocker arm is limited through the stabilizing frame, so that the effect of maintaining the stable running of the shaping wheel is achieved.

Optionally, the top surface of the machine body is fixedly connected with a gland, and an opening for the shaping wheel to rotate is formed in the gland.

Through adopting above-mentioned technical scheme, the grit is through the meshing plastic back of plastic rolling dish and plastic wheel, and the grit grain that the particle diameter is less than the clearance between plastic rolling dish and the funnel that gathers materials will outwards splash under the effect of plastic rolling dish centrifugal force. After impacting the gland above, the movement path of the sand and stone particles is changed to the lower part and falls into the shaping assembly. Meanwhile, under the blocking action of the gland, the possibility that the sand and stone particles splash and injure people is favorably reduced.

Optionally, a plurality of arc-shaped blades are arranged on the inner wall of the feeding cylinder, and the arc-shaped blades are fixedly connected with the inner wall of the feeding cylinder.

Through adopting above-mentioned technical scheme, when the grit poured into the feed cylinder, the arc paddle can be greater than the grit in the churn in the particle diameter is greater than the space between the arc paddle, helps reducing the bold grit whereabouts and blocks the possibility of plastic rolling dish.

Optionally, the feeding cylinder is connected with the gland through a bolt.

Through adopting above-mentioned technical scheme, when the bold grit card was in the feed cylinder, can unscrew the bolt, take off the feed cylinder and clear up. If the shaping device is difficult to clean, a feeding cylinder can be replaced for installation, and the normal use of the shaping device is recovered.

Optionally, the funnel that gathers materials is inside still to be equipped with and to be located sun gear with the plastic separates material rubber between rolling the dish, separate material rubber with the funnel inner wall that gathers materials closely laminates.

Through adopting above-mentioned technical scheme, last a large amount of grit constantly collide the funnel inner wall that gathers materials and fall into the plastic subassembly, the impact force that the grit whereabouts was helped reducing to the material rubber ring that separates of inner wall laminating alleviates the degree of wear of the funnel that gathers materials.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by arranging the primary shaping mechanism and the shaping assembly, the sand and stone are further rolled and shaped, so that the sand and stone with smaller particle size can be conveniently obtained;

2. the material separation rubber ring is arranged on the wall of the cavity between the shaping grinding disc and the central gear, so that the abrasion of the sandstone to the inner wall of the aggregate hopper when falling is slowed down, and the service life of the sandstone shaping device is prolonged;

3. through set up the arc paddle in a feed cylinder, can be greater than the grit separation in arc paddle clearance with the particle diameter outside plastic rolling dish, reduced the possibility that bold grit blocks the plastic rolling dish teeth of a cogwheel.

Drawings

Fig. 1 is a schematic view showing the overall structure of a concrete gravel shaping apparatus according to the present application.

Fig. 2 is a cross-sectional view of a feed cylinder of the concrete gravel shaping apparatus shown in the present application.

Fig. 3 is an enlarged view of a portion a in fig. 1.

Fig. 4 is a top view of the concrete gravel shaping apparatus shown in the present application with a gland removed.

Fig. 5 is a top view of the concrete sand shaper shown in the present application.

Fig. 6 is a schematic structural diagram of a truing assembly of the concrete sand truing device shown in the present application.

Fig. 7 is an internal structure view of a collection funnel of the concrete sand and stone dressing apparatus shown in the present application.

Description of reference numerals: 1. a body; 2. a drive motor; 3 driving the gear box; 4. a drive shaft; 5. an aggregate funnel; 6. shaping and rolling; 61. an arc-shaped groove; 62. a gland; 7. a shaping component; 71. a sun gear; 72. a driven gear; 73. a base plate; 74. a housing; 8. separating the material by a rubber ring; 9. a feeding cylinder; 91. an arc-shaped blade; 101. a shaping wheel; 1011. a rocker arm; 1012. a fixed mount; 1013. and a stabilizing frame.

Detailed Description

The present application is described in further detail below with reference to FIGS. 1-6.

The embodiment of the application discloses concrete gravel shaping device. Referring to fig. 1, concrete grit shaping device includes organism 1, and organism 1 bottom is equipped with frame 11, is provided with aggregate funnel 5 on the organism 1, and aggregate funnel 5's top is provided with gland 62, is provided with the feed cylinder 9 that is linked together with aggregate funnel 5 on the gland 62, and from last to having set gradually the primary plastic mechanism and the plastic subassembly 7 that are used for carrying out the plastic to the grit in aggregate funnel 5. When the sand and stone are required to be shaped, the sand and stone are poured into the aggregate funnel 5 through the feeding cylinder 9, and the sand and stone are primarily shaped through the primary shaping mechanism. The grit after primary plastic moves to plastic subassembly 7 department and carries out the secondary plastic, and the grit after the plastic is discharged through the discharge gate of aggregate funnel 5, is convenient for carry out abundant plastic to the grit.

Referring to fig. 1, a driving shaft 4 is arranged in the collecting hopper 5, and a driving mechanism for driving the driving shaft 4 to rotate is arranged below the collecting hopper 5. The driving mechanism comprises a driving motor 2 and a driving gear box 3 fixedly connected with the output end of the driving motor 2, and a driving shaft 4 is fixedly connected with the output shaft of the driving gear box 3.

Referring to fig. 2, the inner wall of the feeding cylinder 9 is provided with a plurality of arc-shaped blades 91, and the arc-shaped blades 91 are fixedly connected with the inner wall of the feeding cylinder 9. When the gravel raw material is poured into the feeding cylinder 9, the arc-shaped blades 91 can retain the gravel blocks with the particle size larger than the gaps among the arc-shaped blades 91 in the feeding cylinder 9, so that the possibility that the large gravel blocks fall to block the shaping mill is reduced.

Referring to fig. 3, the feed cylinder 9 is bolted to the gland 62. If sand is stuck in the arc-shaped blades 91, the bolts can be unscrewed, and the feed cylinder 62 is taken down for cleaning or replacement, so that the sand shaper can normally operate.

Referring to fig. 4, the primary shaping mechanism comprises a shaping mill 6 and two shaping wheels 101 engaged with the shaping mill 6, the number of the shaping wheels 101 is two, an opening for the shaping wheels 101 to rotate is formed in the pressing cover 62, and the shaping mill 6 is fixedly connected with the driving shaft 4 and a gap is formed between the shaping mill 6 and the inner wall of the collecting hopper 6. The shaping mill 6 is sunken downwards to form an arc-shaped groove 61, and a square bump is arranged on the inner wall of the arc-shaped groove 61. Taking one of the shaping wheels 101 as an example, the outer edge of the shaping wheel 101 is provided with square gear teeth, and the square gear teeth are engaged with the square projections on the inner wall of the arc-shaped groove 61.

Referring to fig. 5, a fixing frame 1012 is disposed on the top surface of the machine body 1, a swing arm 1011 is disposed between the fixing frame 1012 and the shaping wheel 101, one end of the swing arm 1011 is rotatably connected to the fixing frame 1012, and the other end is also rotatably connected to the shaping wheel 101. Be equipped with stabilizer 1013 on the top surface of organism 1, stabilizer 1013 includes crossbearer and the vertical frame of fixed connection in crossbearer both ends, and the bottom and the 1 top surface fixed connection of frame of two vertical frames just set up the both sides at rocking arm 1011, and the crossbearer setting has the clearance in rocking arm 1011's top and between the rocking arm 1011. When grit falls into plastic rolling dish 6, plastic rolling dish 6 drives plastic wheel 101 through the square teeth of a cogwheel of square convex block and plastic wheel 101 outer fringe and rotates, carries out dual plastic to the grit, is convenient for obtain the grit of littleer particle diameter. In the primary shaping process, the shaping wheel 101 is easy to vibrate up and down, and the vibration amplitude of the rocker arm 1011 is limited by the stabilizing frame 1013, so that the effect of maintaining the stable operation of the shaping wheel 101 is achieved.

Referring to fig. 6, the shaping assembly 7 includes a sun gear 71, a plurality of driven gears 72 engaged with the sun gear 71, and a housing 74 engaged with the plurality of driven gears 72, an outer sidewall of the housing 74 is fixedly connected with an inner wall of the collecting hopper 5; the central gear 71 is fixedly connected with the driving shaft 4, a bottom plate 73 is fixedly connected on the driving shaft 4 and below the central gear 71, and a gap is arranged between the bottom plate 73 and the shell 74. The primarily reshaped sand falls into the reshaping component 7 along the gap between the reshaping grinding disk 6 and the aggregate funnel 5 under the action of the centrifugal force of the reshaping grinding disk 6. The central gear 71 further rolls and shapes the sand through the meshing action with the driven gear 72, so that the sand with smaller particle size can be obtained conveniently.

Referring to fig. 7, the collecting hopper 5 is also provided with a material separating rubber ring 8 inside between the shaping mill 6 and the central gear 71. The primary sand particles fall from the clearance of the shaping grinding disc 6, so that the impact is easily generated on the inner wall of the aggregate funnel 5, and the abrasion of the inner wall of the aggregate funnel 5 is accelerated. After the material separating rubber ring 8 is additionally arranged, the abrasion degree of the aggregate hopper 5 is favorably slowed down, and the service life of the shaping machine is prolonged.

The implementation principle of the concrete gravel shaping device in the embodiment of the application is as follows: the crushed sand and stone material is poured into the feeding cylinder 9, and the sand and stone blocks with larger grain diameter are trapped in the arc-shaped blades 91. The drive shaft 4 drives the shaping mill 6 to rotate, and the sand is preliminarily shaped. The shaping wheel 101 rotates by engaging with the shaping rolling disk 6 to perform double rolling and shaping on the gravel block, so that the particle size of the gravel block is reduced.

After preliminary plastic, the grit that the particle diameter is less than the clearance between plastic rolling 6 and the funnel 5 inner wall that gathers materials, the grit granule flies out under the centrifugal force effect of plastic rolling 6, is blockked the back by gland 62, and the motion path is towards the discharge gate of funnel 5 that gathers materials, falls into in the plastic subassembly 7 along the clearance between plastic rolling 6 and the funnel 5 that gathers materials.

The central gear 71 and the driven gear 72 in the shaping component 7 are meshed with each other to further grind and shape the sand grains, so that the grain diameter of the sand grains becomes smaller. The sand particles fall down the gap between the floor 73 and the housing 74 and fall from the outlet of the collection hopper 5 into the collection apparatus.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a concrete grit shaping device which characterized in that: the sand and gravel combined machine comprises a machine body (1), wherein a rack (11) is arranged at the bottom of the machine body (1), a collecting hopper (5) is arranged on the machine body (1), a feeding cylinder (9) is arranged above the collecting hopper (5), and a primary shaping mechanism for primary shaping sand and a shaping assembly (7) for secondary shaping sand are sequentially arranged in the collecting hopper (5) from top to bottom;

the shaping assembly (7) comprises a shell (74), a central gear (71) positioned in the center of the shell (74), a bottom plate (73) positioned below the central gear (71) and coaxially connected with the central gear (71), and a driven gear (72) respectively meshed with the central gear (71) and the shell (74), wherein the shell (74) is fixedly connected with the inner wall of the collecting hopper (5);

be provided with drive shaft (4) in aggregate funnel (5), be equipped with on frame (11) and be used for the drive shaft (4) pivoted actuating mechanism, drive shaft (4) with sun gear (71) fixed connection.

2. A concrete gravel shaping device as set forth in claim 1, wherein: elementary plastic mechanism is including being used for carrying out plastic mill dish (6) of elementary plastic to the grit, plastic mill dish (6) undercut is formed with arc recess (61), arc recess (61) inner wall is equipped with square convex block, plastic mill dish (6) with be equipped with the clearance between the inner wall of funnel (5) gathers materials, plastic mill dish (6) with drive shaft (4) fixed connection.

3. A concrete gravel shaping device as set forth in claim 2, wherein: the primary shaping mechanism further comprises a shaping wheel (101) meshed with the shaping rolling disc (6), and square gear teeth meshed with the square bumps on the inner wall of the arc-shaped groove (61) are arranged on the outer edge of the shaping wheel (101);

the top surface of the machine body (1) is provided with a fixed frame (1012), a rocker arm (1011) is arranged between the fixed frame (1012) and the shaping wheel (101), one end of the rocker arm (1011) is rotatably connected with the fixed frame (1012), and the other end of the rocker arm (1011) is rotatably connected with the shaping wheel (101).

4. A concrete gravel shaping device as set forth in claim 3, wherein: organism (1) top surface is equipped with stabilizer (1013), stabilizer (1013) include crossbearer and fixed connection in the perpendicular frame at crossbearer both ends, two erect the frame with organism (1) top surface fixed connection just is located rocking arm (1011) both sides, the crossbearer is located rocking arm (1011) top and with the clearance has between rocking arm (1011).

5. A concrete gravel shaping device as set forth in claim 3, wherein: the top surface of the machine body (1) is fixedly connected with a gland (62), and an opening for the shaping wheel (101) to rotate is formed in the gland (62).

6. A concrete gravel shaping device as set forth in claim 1, wherein: the inner wall of the feeding cylinder (9) is provided with a plurality of arc-shaped blades (91), and the arc-shaped blades (91) are fixedly connected with the inner wall of the feeding cylinder (9).

7. A concrete gravel shaping device as set forth in claim 5, wherein: the feeding cylinder (9) is connected with the gland (62) through bolts.

8. A concrete gravel shaping device as set forth in claim 3, wherein: the collecting hopper (5) is internally provided with a material separating rubber (8) which is positioned between the central gear (71) and the shaping rolling disc (6), and the material separating rubber (8) is tightly attached to the inner wall of the collecting hopper (5).

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