CN209395022U - A kind of concrete prepares process equipment - Google Patents

Abstract

The utility model relates to a kind of concrete Preparation equipments, production line includes rack, sieve charging basket is provided in rack, rotation screening plant is provided with below sieve charging basket, rotation screening plant includes several Screen assemblies of along the circumferential direction array setting, turnover mechanism for driving Screen assemblies to move in a circle across the rotating mechanism of sieve charging basket bottom and for driving Screen assemblies to be overturn, the material in sieve charging basket is sieved when Screen assemblies pass through sieve charging basket bottom, turnover mechanism drives the Screen assemblies for completing once to sieve overturning to make to sieve the bulky grain material left in Screen assemblies and fall；Material shaking mechanism is additionally provided in rack, material shaking mechanism falls remaining bulky grain material in Screen assemblies by way of tapping Screen assemblies；The utility model solves in the prior art the problem of screening efficiency is low when concrete material is sieved, and screening effect difference and automation degree of equipment are low, labor intensive.

Description

A kind of concrete prepares process equipment

Technical field

The utility model relates to concrete production equipment technical fields more particularly to a kind of concrete to prepare process equipment.

Background technique

Solidifying soil refers to the general designation of the cementing integral engineered composite material of aggregate by cementitious material, the concrete usually said Refer to and make cementitious material with cement, sand, masonry aggregate, cooperate by a certain percentage with water it is agitated obtained by cement concrete, mix Solidifying soil is stirred by a variety of different materials, is included the sandstone of the various granular sizes such as rubble, microlith, yellow sand in raw material, is being incited somebody to action It when various feedstock deliveries are to concrete production place, needs all kinds of raw materials carrying out a point storehouse to stack, further according to actual use situation It is conveyed.

When carrying out raw material compounding, when requiring relatively high to concrete, the raw material bought need to carry out another toward contact Secondary screening removes some of which bulky grain material, to guarantee the quality requirement of the concrete prepared, existing raw material sieve Subset, typically the degree of automation are relatively low, and sieve is easy blocking in screening process.

Utility model content

The purpose of this utility model first is that in view of the deficiencies of the prior art, pass through and rotation be set in the lower section of sieve charging basket Rotatable rotation screening plant, multiple Screen assemblies are passed through from the lower section of sieve charging basket in turn, realize continuous screen material, cooperation is below Turnover mechanism and material shaking mechanism to coarse granule material clear up so that solve in the prior art concrete material carry out The problem of screening efficiency is low when screening, and screening effect difference and automation degree of equipment are low, labor intensive.

Against the above technical problems, as follows using technical solution:

A kind of concrete prepares process equipment, including rack, is provided with sieve charging basket in the rack, under the sieve charging basket Side is provided with rotation screening plant, and the rotation screening plant includes several Screen assemblies, the use of along the circumferential direction array setting It moves in a circle in drive Screen assemblies across the rotating mechanism of sieve charging basket bottom and for driving Screen assemblies to be overturn Turnover mechanism, the Screen assemblies pass through sieve charging basket bottom when to sieve charging basket in material sieve, the turnover mechanism band It is dynamic to complete the Screen assemblies once sieved overturning and make to sieve the bulky grain material left in Screen assemblies to fall；It is also set in the rack It is equipped with material shaking mechanism, the material shaking mechanism falls remaining bulky grain material in Screen assemblies by way of tapping Screen assemblies It falls.

As a preference, the Screen assemblies include shaft and the sieving plate for being fixed on roller end, the screening If offering dry sieving hole on plate, baffle is provided on the inner side edge and outer side edges of the sieving plate.

As a preference, the rotating mechanism includes rotation seat, the main shaft being rotatably provided on rotation seat and use In the rotating member for driving main axis, the upper end of main shaft array along its circumferencial direction is provided with several installation sets, The shaft is rotatably assorted with installation set.

As a preference, the turnover mechanism includes first for being arranged in below shaft and being fixed on rotation seat Rack gear, the second rack gear for being arranged in above shaft and being fixed on the rack, first rack gear and the second rack gear are along main shaft Rotation direction before and after set gradually, it is corresponding to be provided with the gear coaxial with shaft in the shaft, described first Rack and pinion cooperation drives Screen assemblies to be overturn by lying status to upright state, and the second rack and pinion cooperation drives Screen assemblies reversion resets.

As a preference, the material shaking mechanism include mounting rack, the percussion component being rotatably provided on mounting rack with And connect mounting rack and tap the elastic component of component, it is provided on the percussion component and taps block and slide block, be corresponding to it Driving lever is provided on the baffle of the outer side of the sieving plate, the Screen assemblies rotate through material shaking machine with upright state Structure, the driving lever contact drive with slide block and tap component rotation draw springs, and percussion component is multiple after driving lever crosses slide block Position taps block impact on sieving plate；

It should be noted that shaft and installation set cooperation are more close, can turn under the action of gear and rack gear It is dynamic, and the percussion effect for tapping block cannot make sieving plate rotate.

As a preference, the material shaking mechanism is provided at least two in the rotation direction of main shaft.

Material machine is taken off for what is stirred to the material in sieve charging basket as a preference, being additionally provided at the sieve charging basket Structure, the Ba Liao mechanism include and main shaft coaxial arrangement and the turntable rotated under main shaft drive, the sliding being fixed on sieve charging basket Seat, be slidably arranged on sliding seat slide bar, be fixed on slide bar one end and end protrude into sieve charging basket in take off materials and parts and one It holds and is rotatably connected with the other end of slide bar, the other end is eccentric and is rotatably provided in the connecting rod on turntable.

As a preference, the sieve charging basket, which is set as fan shape, sieves charging basket side when the sieving plate is through sieving charging basket Spacing between bottom and sieving plate upper surface is 5cm~8cm.

As a preference, the feed opening side of the sieve charging basket is provided with is added band screening for automatic in sieve charging basket The feeding belt of material；It is provided with the first picking-up container for accepting the fines sieved below the sieve charging basket, described first It is provided with below rack gear and material shaking mechanism for accepting the second picking-up container for screening out the coarse fodder taken.

As a preference, the bottom surface of first picking-up container is set as inclined surface, the material fallen on bottom surface is slid to setting It sets in the charging box of the first picking-up container side, the lower end discharge outlet of the charging box is provided with discharge roller, the discharge roller Both ends be rotatably provided in the two sides of charging box respectively, offer blow tank on the discharge roller.

Preferably as another, it is provided with blender below the charging box, is set between the blender and discharge roller It is equipped with transmission component, the transmission component includes that the sliding sleeve being rotatably provided on charging box and the guide hole opened up on sliding sleeve are sliding The drive rod of dynamic cooperation and the cam for being coaxially disposed and being rotated under agitating shaft drive with the shaft of blender, the drive rod On be provided with spacing collar, be provided with spring between the spacing collar and sliding sleeve, one end of the drive rod is eccentric and rotatably sets Set on the side of discharge roller, the other end and cam engagement, the cam and spring cooperation drive drive rod along sliding sleeve before Sliding makes discharge roller swing afterwards.

Preferably as another, it is additionally provided with output track below the blender, is provided on the output track Splicing trolley opens the outlet valve of stirring motor spindle after the concrete in the blender completes stirring, and splicing trolley is moved to Splicing below outlet valve；Splicing trolley is arranged several lower sections that blender is distributed in along output track, when discharging, trolley edge Output track is displaced outwardly, and is exported after being sequentially completed splicing.

The utility model has the beneficial effects that

1. by the way that revolving rotation screening plant, multiple Screen assemblies are arranged in the lower section of sieve charging basket in the utility model Pass through in turn from the lower section of sieve charging basket, while realizing continuous screen material, improves the efficiency and effect of sieve material, avoid existing Many holes of the single sieve in use for some time on sieve are blocked by large-sized material in technology, influence the effect of sieve material.

2. being cooperated in the utility model by setting turnover mechanism and Screen assemblies, so that completing the sieve of primary screening work Subassembly can be overturn under the action of turnover mechanism, and screening is enable to stay in the coarse granule material on sieving plate automatically from screening It is slid on plate, the coarse granule material that middle sieve needs manually to go cleaning screen online after a period of use compared with the existing technology, It greatly improves the efficiency.

3. allowing to borrow by the way that material shaking mechanism is arranged on path of the Screen assemblies around main axis in the utility model The rotation for tapping component cooperation Screen assemblies is helped, percussion removing is carried out to the material for remaining or being stuck on sieving plate at screening hole, is protected The screening hole on sieving plate is demonstrate,proved all in not blocked state, improves the efficiency of subsequent screening.

4. by the way that Ba Liao mechanism is arranged at sieve charging basket in the utility model, and driving Ba Liao mechanism by the rotation of main shaft Take off materials and parts to sieve charging basket in material take off, further improve screening efficiency, and structure is simple, common power, reduce Cost.

The advantages that in conclusion equipment has sieve material efficiency high, high degree of automation, structure is simple, at low cost, especially Suitable for material screening equipment technical field during concrete production.

Detailed description of the invention

It, below will be to required in embodiment description for the clearer technical solution for illustrating the utility model embodiment The attached drawing used is briefly described, it should be apparent that, drawings discussed below is only some embodiments of the utility model, For those of ordinary skill in the art, without creative efforts, it can also obtain according to these attached drawings Obtain other accompanying drawings.

Fig. 1 is the structural schematic diagram that concrete prepares production line.

Fig. 2 is the partial structure diagram for rotating screening plant.

Fig. 3 is the schematic diagram when gear cooperation in the first rack gear and shaft rotates.

Fig. 4 is the schematic diagram when gear cooperation in the second rack gear and shaft rotates.

Fig. 5 is the working state schematic representation of shaker mechanism.

Fig. 6 is the structural schematic diagram of Ba Liao mechanism.

Fig. 7 is the schematic top plan view for rotating screening plant.

Structural schematic diagram of the Fig. 8 between blender and charging box.

Fig. 9 is the cut-away illustration of charging box and discharge roller.

Figure 10 is the rearview that concrete prepares production line.

Figure 11 is concrete ingredient sieving technology flow chart.

Specific embodiment

The technical scheme in the embodiment of the utility model is clearly and completely illustrated with reference to the accompanying drawing.

Embodiment one

As shown in Figures 1 to 10, a kind of concrete prepares process equipment, including rack 1, is provided with sieve in the rack 1 The lower section of charging basket 2, the sieve charging basket 2 is provided with rotation screening plant 3, and the rotation screening plant 3 includes along the circumferential direction battle array Arrange several Screen assemblies 31 of setting, for driving Screen assemblies 31 to move in a circle across the rotating mechanism of sieve 2 bottom of charging basket 32 and the turnover mechanism 33 for driving Screen assemblies 31 to be overturn, when the Screen assemblies 31 pass through sieve 2 bottom of charging basket Material in sieve charging basket 2 is sieved, the turnover mechanism 33 drives the Screen assemblies 31 for completing once to sieve overturning to make to sieve The bulky grain material left is sieved on component 31 to fall；Material shaking mechanism 34 is additionally provided in the rack 1, the material shaking mechanism 34 is logical The mode for crossing percussion Screen assemblies 31 falls remaining bulky grain material in Screen assemblies 31.

It is noted that by the way that revolving rotation screening plant 3 is arranged in the lower section of sieve charging basket 2 in the present embodiment, Multiple Screen assemblies 31 in turn from sieve charging basket 2 lower section pass through, while realizing continuous screen material, improve sieve material efficiency and Effect avoids many holes of single sieve in the prior art in use for some time on sieve and is blocked by large-sized material, Influence the effect of sieve material.

Further, as shown in Figure 2, the Screen assemblies 31 are including shaft 311 and are fixed on 311 end of shaft Sieving plate 312, if offering dry sieving hole 313 on the sieving plate 312, on the inner side edge and outer side edges of the sieving plate 312 It is provided with baffle 314.

Further, the rotating mechanism 32 includes rotation seat 321, the main shaft 322 being rotatably provided on rotation seat 321 And the rotating member 323 for driving main shaft 322 to rotate, the upper end of the main shaft 322 array along its circumferencial direction are arranged There is several installation sets 324, the shaft 311 is rotatably assorted with installation set 324.

Further, the turnover mechanism 33 includes being arranged in below shaft 311 and being fixed on rotation seat 321 First rack gear 331, the second rack gear 332 that 311 top of shaft is set and is fixed in rack 1, first rack gear 331 It is set gradually before and after the rotation direction of main shaft 322 with the second rack gear 332, it is corresponding to be provided in the shaft 311 The gear 333 coaxial with shaft 311, first rack gear 331 cooperates with gear 333 drives Screen assemblies 31 to be turned over by lying status Upright state is gone to, second rack gear 332 drives the reversion of Screen assemblies 31 to reset with the cooperation of gear 333.

It should be noted that being cooperated by setting turnover mechanism 33 and Screen assemblies 31, so that completing primary screening work Screen assemblies 31 can be overturn under the action of turnover mechanism 33, so that screening is stayed in coarse granule material on sieving plate automatically Ground slides from sieving plate, compared with the existing technology in sieve need manually to go online thick of cleaning screen after a period of use Pellet, it greatly improves efficiency.

Further, as shown in Figure 5, the material shaking mechanism 34 includes mounting rack 341, is rotatably provided in mounting rack Tapping component 342 and connect mounting rack 341 and tap the elastic component 343 of component 342 on 341, on the percussion component 342 It is provided with and taps block 344 and slide block 345, it is corresponding to be arranged on the baffle 314 of the outer side of the sieving plate 312 There is driving lever 346, the Screen assemblies 31 rotate through material shaking mechanism 34 with upright state, and the driving lever 346 connects with slide block 345 Touching, which drives, taps the rotation draw springs 343 of component 342, and percussion component 342 resets after driving lever 346 crosses slide block 345, taps Block 344 strikes on sieving plate 312.

It will be further appreciated that by the way that material shaking machine is arranged on path of the Screen assemblies 31 around main axis in the present embodiment Structure 34 allows to sieve at hole by the rotation for tapping the cooperation Screen assemblies 31 of component 342 to remaining or being stuck on sieving plate Material carry out percussion removing, guarantee that the efficiency of subsequent screening all in not blocked state, is improved in the screening hole on sieving plate.

Further, the material shaking mechanism 34 is provided at least two in the rotation direction of main shaft 322.

Further, the sieve charging basket 2 is set as fan shape and sieves 2 side of charging basket when the sieving plate 312 is through sieving charging basket 2 Spacing between 312 upper surface of side bottom and sieving plate is 5cm~8cm.

Further, 21 side of feed opening of the sieve charging basket 2 is provided with is added band screening for automatic in sieve charging basket 2 The feeding belt 5 of material；The lower section of the sieve charging basket 2 is provided with the first picking-up container 6 for accepting the fines sieved, and described the The lower section of one rack gear 331 and material shaking mechanism 34 is provided with for accepting the second picking-up container 7 for screening out the coarse fodder taken.

Further, the bottom surface of first picking-up container 6 is set as inclined surface, and the material fallen on bottom surface, which slides to setting, to exist In the charging box 8 of first picking-up container, 6 side, the lower end discharge outlet of the charging box 8 is provided with discharge roller 9, the discharge roller 9 Both ends be rotatably provided in the two sides of charging box 8 respectively, offer blow tank 91 on the discharge roller 9.

Further, the lower section of the charging box 8 is provided with blender 10, sets between the blender 10 and discharge roller 9 Be equipped with transmission component 11, the transmission component 11 include the sliding sleeve 111 being rotatably provided on charging box 8, with opened on sliding sleeve 111 If the drive rod 112 that is slidably matched of guide hole and with the coaxial arrangement of agitating shaft 101 of blender 10 and driven in agitating shaft 101 The cam 113 of lower rotation is provided with spacing collar 114 on the drive rod 112, is arranged between the spacing collar 114 and sliding sleeve 111 There is spring 115, one end of the drive rod 112 is eccentric and is rotatably provided on the side of discharge roller 9, the other end and cam 113 cooperations, the cam 113 drives drive rod 112 to slide back and forth along sliding sleeve 111 with the cooperation of spring 115 makes discharge roller 9 or so It swings.

Further, the lower section of the blender 10 is additionally provided with output track 100, sets on the output track 100 It is equipped with splicing trolley 200, after the concrete in the blender 10 completes stirring, the outlet valve 102 of stirring motor spindle is opened, connects Trolley 200 is moved to 102 lower section splicing of outlet valve.

Embodiment two

As shown in figures 1 to 6, wherein with component identical or corresponding in embodiment one using corresponding with embodiment one attached Icon note hereafter only describes the distinctive points with embodiment one for simplicity.The difference of the embodiment two and embodiment one It is: further, the Ba Liao mechanism 4 for being stirred to the material in sieve charging basket 2 is additionally provided at the sieve charging basket 2, it should Ba Liao mechanism 4 include with main shaft 322 be coaxially disposed and main shaft 322 drive under rotate turntable 41, be fixed on sieve charging basket 2 on Sliding seat 42, the slide bar 43 being slidably arranged on sliding seat 42, be fixed on 43 one end of slide bar and end protrude into sieve charging basket 2 in It takes off materials and parts 44 and one end and the other end of slide bar 43 is rotatably connected, the other end is eccentric and is rotatably provided on turntable 41 Connecting rod 45.

Materials and parts 44 are taken off by the way that Ba Liao mechanism 4 is arranged at sieve charging basket 2, and by the rotation drive Ba Liao mechanism 4 of main shaft Material in sieve charging basket 2 is taken off, further improves screening efficiency, and structure is simple, common power reduces costs.

Embodiment three

As shown in figure 11, a kind of concrete prepares processing technology, comprising the following steps:

(1) material process on, feeding belt 5 convey in material to be sieved to sieve charging basket 2；

(2) material process is sieved, Screen assemblies 31 turn to the bottom of sieve charging basket 2, to be sieved in 4 pairs of sieve charging baskets 2 of Ba Liao mechanism Material stirred, cooperation 312 pairs of material of sieving plate sieve, fall fine grained material downwards, coarse granule material stays in sieving plate On 312；

(3) stirring process, the sieving plate 312 that screening work is completed in step (2) turn to stirring station around main shaft 322 Place, makes the sieving plate 312 311 rotations around the shaft make to stay in screening at stirring station in such a way that rack drives gear rotates Coarse granule material on plate 312 is fallen；

(4) material shaking process, the sieving plate 312 that stirring is completed in step (3) continue around main shaft 322 and turn to material shaking station Place, material shaking mechanism 34, which tap to sieving plate 312, at material shaking station falls the coarse granule material remained on sieving plate 312 It falls；

(5) process is resetted, the sieving plate 312 that material shaking is completed in step (4) continues around main shaft 322 and turns to reset station Place, making the sieving plate 312 in such a way that rack drives gear rotates at reset station, 311 reversions are reset to level around the shaft State, the sieving plate 312 for completing to reset, which is turned to again at sieve charging basket 2, carries out screening work next time；

(6) agitating procedure screens out work of the fine grained material come through discharge roller 9 in transmission component (11) in step (2) It is uniformly scattered with lower to being stirred in blender 10；

(7) discharge process, the outlet valve 102 that agitated 10 bottom of machine of concrete of stirring is completed in step (6) flow out To splicing trolley 200, is shifted and exported by splicing trolley 200.

The course of work is as follows:

Feeding belt 5 conveys in material to be sieved to sieve charging basket 2, and rotating member 323 drives main shaft 322 to rotate, and main shaft 322 drives The rotation of several Screen assemblies 31, Screen assemblies 31 are sieved through sieving when sieving 2 bottom of charging basket to the material in sieve charging basket 2 Fines out is fallen in the first picking-up container 6 of lower section, and the rotation of turntable 41 is by connecting rod 45 with moving slide-bar 43 in the process Slidably reciprocate along sliding seat 42, drive take off materials and parts 44 move back and forth to sieve charging basket 2 in material take off；

The Screen assemblies 31 for completing screening work continue around the rotation of main shaft 322, screen out the coarse granule material come and stay in screening On plate 312, when turning at the first rack gear 331, the first rack gear 331 and the 333 mating band moving gear 333 of gear in shaft 311 It is connected to shaft 311 to rotate, sieving plate 312 is made to be turned into upright state, the coarse granule material on sieving plate 312 falls to the of lower section In two picking-up containers 7, Screen assemblies 31 continue around the rotation of main shaft 322, when turning at material shaking mechanism 34, dialling in Screen assemblies 31 Bar 346, which is stirred, to be tapped the slide block 345 of component 342 and makes to tap component 342 and rotate draw springs 343, taps block at this time 344 not in contact with sieving plate 312, when driving lever 346 crosses slide block 345, taps component 342 and resets in the presence of a tensile force, strike It hits block 344 to tap on sieving plate 312, falls the material being stuck at screening hole 313 on sieving plate 312；

Screen assemblies 31 continue around the rotation of main shaft 322, when turning at the second rack gear 332, the second rack gear 332 and shaft 333 mating band moving gear 333 of gear connection shaft 311 on 311, which rotates backward, makes sieving plate 312 be reset to horizontality, multiple The Screen assemblies 31 of position continue around the bottom that main shaft 322 rotates through sieve charging basket 2, circuit sequentially；

The fine grained material being sized in the first picking-up container 6 slides to charging box 8, and the rotation stirring of blender 10 passes through cam 113 drive drive rod 112 to slide along sliding sleeve 111, to drive discharge roller 9 to rotate, in 9 rotation process of discharge roller in charging box 8 Material equably scatter through blow tank 91 to blender 10.

In the description of the present invention, it should be understood that the orientation or position of the instructions such as term " front and back ", " left and right " Relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, without It is that the equipment of indication or suggestion meaning or component must have a particular orientation, be constructed and operated in a specific orientation, therefore not It can be interpreted as the limitation to utility model.

Certainly in the technical scheme, those skilled in the art is it should be understood that term " one " is interpreted as " at least One " or " one or more ", i.e., in one embodiment, the quantity of an element can be one, and in other implementation In example, the quantity of the element can be it is multiple, term " one " should not be understood as the limitation to quantity.

The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, the variation that anyone skilled in the art can readily occur under the technical clarification of the utility model Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with right Subject to the protection scope of claim.

Claims (9)

1. a kind of concrete prepares process equipment, including rack (1), it is characterised in that: be provided with sieve charging basket on the rack (1) (2), rotation screening plant (3) is provided with below the sieve charging basket (2), the rotation screening plant (3) includes circumferentially square To several Screen assemblies (31) of array setting, for driving Screen assemblies (31) to move in a circle across sieve charging basket (2) bottom Rotating mechanism (32) and turnover mechanism (33) for driving Screen assemblies (31) to be overturn, the Screen assemblies (31) The material in sieve charging basket (2) is sieved when across sieve charging basket (2) bottom, the turnover mechanism (33), which drives, completes primary screening Screen assemblies (31) overturning make to sieve the bulky grain material left on Screen assemblies (31) and fall；It is also set up on the rack (1) Have material shaking mechanism (34), the material shaking mechanism (34) makes to remain on Screen assemblies (31) by way of tapping Screen assemblies (31) Bulky grain material fall.

2. a kind of concrete according to claim 1 prepares process equipment, which is characterized in that Screen assemblies (31) packet Include shaft (311) and be fixed on the sieving plate (312) of shaft (311) end, the sieving plate (312) if on offer dry screen Divide hole (313), is provided with baffle (314) on the inner side edge and outer side edges of the sieving plate (312).

3. a kind of concrete according to claim 2 prepares process equipment, which is characterized in that rotating mechanism (32) packet Include rotation seat (321), the main shaft (322) that is rotatably provided on rotation seat (321) and for driving main shaft (322) to rotate Rotating member (323), the upper end of the main shaft (322) array along its circumferencial direction are provided with several installation sets (324), institute Shaft (311) is stated to be rotatably assorted with installation set (324).

4. a kind of concrete according to claim 3 prepares process equipment, which is characterized in that turnover mechanism (33) packet It includes the first rack gear (331) for being arranged below shaft (311) and being fixed on rotation seat (321), be arranged in shaft (311) Top and the second rack gear (332) being fixed on rack (1), first rack gear (331) and the second rack gear (332) are along master It is set gradually before and after the rotation direction of axis (322), it is corresponding to be provided on the shaft (311) with shaft (311) together The gear (333) of axis, first rack gear (331) cooperates with gear (333) drives Screen assemblies (31) to be overturn by lying status To upright state, second rack gear (332) and gear (333) cooperation drive Screen assemblies (31) reversion to reset.

5. a kind of concrete according to claim 3 prepares process equipment, which is characterized in that material shaking mechanism (34) packet It includes mounting rack (341), the percussion component (342) that is rotatably provided on mounting rack (341) and connection mounting rack (341) and strike The elastic component (343) of component (342) is hit, is provided on the percussion component (342) and taps block (344) and slide block (345), It is corresponding to be provided with driving lever (346), the Screen assemblies on the baffle (314) of the sieving plate (312) outer side (31) it is rotated through material shaking mechanism (34) with upright state, the driving lever (346) contacts drive with slide block (345) and taps component (342) draw springs (343) are rotated, driving lever (346) crosses slide block (345) and taps component (342) reset afterwards, taps block (344) impact is on sieving plate (312).

6. a kind of concrete according to claim 2 prepares process equipment, which is characterized in that at the sieve charging basket (2) also It is provided with the Ba Liao mechanism (4) for being stirred to the material in sieve charging basket (2), which includes and main shaft (322) Coaxial arrangement and the lower turntable (41) rotated is driven in main shaft (322), the sliding seat (42) sieved on charging basket (2) is fixed on, can slide The slide bar (43) being arranged on sliding seat (42) is moved, slide bar (43) one end is fixed on and end is protruded into sieve charging basket (2) and takes off material Part (44) and one end and the other end of slide bar (43) are rotatably connected, and the other end is eccentric and is rotatably provided on turntable (41) Connecting rod (45).

7. a kind of concrete according to claim 4 prepares process equipment, which is characterized in that sieve charging basket (2) adds Material mouth (21) side is provided with is added the feeding belt (5) with screening material for automatic in sieve charging basket (2)；The sieve charging basket (2) Lower section be provided with the first picking-up container (6) for accepting the fines sieved, first rack gear (331) and material shaking machine It is provided with below structure (34) for accepting the second picking-up container (7) for screening out the coarse fodder taken.

8. a kind of concrete according to claim 7 prepares process equipment, which is characterized in that first picking-up container (6) Bottom surface be set as inclined surface, the material fallen on bottom surface slide to setting the first picking-up container (6) side charging box (8) in, The lower end discharge outlet of the charging box (8) is provided with discharge roller (9), and the both ends of the discharge roller (9) are rotatably arranged respectively Blow tank (91) are offered on the two sides of charging box (8), the discharge roller (9).

9. a kind of concrete according to claim 8 prepares process equipment, which is characterized in that under the charging box (8) Side is provided with blender (10), is provided with transmission component (11), the transmission group between the blender (10) and discharge roller (9) Part (11) includes the sliding sleeve (111) being rotatably provided on charging box (8), is slidably matched with the guide hole opened up on sliding sleeve (111) Drive rod (112) and drive lower rotation with the coaxial arrangement of the agitating shaft (101) of blender (10) and in agitating shaft (101) Cam (113) is provided with spacing collar (114) on the drive rod (112), sets between the spacing collar (114) and sliding sleeve (111) It is equipped with spring (115), one end of the drive rod (112) is eccentric and is rotatably provided on the side of discharge roller (9), another End with cam (113) cooperate, the cam (113) and spring (115) cooperation drive drive rod (112) along sliding sleeve (111) before Sliding makes discharge roller (9) swing afterwards.