Apparatus for shaping in the building stones orthopedic systems of a kind of integrated form space
Technical field
The utility model relates to a kind of integrated form space building stones shaping screening plant, is specifically related to kneader type building stones apparatus for shaping wherein.
Background technology
What in domestic highway engineering construction, adopt at present, is mostly the building stones that do not pass through shaping.Between building stones and building stones, by pitch, be bonded together; In conjunction with interface be asphalt membrane, asphalt membrane is cross-linked to form the waterproof and dustproof rete of the whole outer surface densification of highway, has protected the integrality of whole.But building stones add man-hour owing to adopting simple Mechanical Crushing in stone pit, fragment exists sharp point, arris more.Sharp point and arris produce the changing of the relative positions under weight, can directly to abutting edge asphalt membrane, damage, and form hole.For a long time it, in space, filling dust forms crackle, makes that road surface bearing strength declines, serious road surface is very fast damaged.
In order to improve construction quality, the unit that focuses on quality of road construction starts to develop building stones shaping device, eliminates sharp point, arris, permanent to guarantee the quality on road surface.Its building stones Training system mainly contains following two kinds at present.
A kind of is to utilize the impeller of High Rotation Speed to drive building stones rotation, mutually clashes into friction between building stones, grinds off sharp point, arris.This mode building stones are subject to the rigid friction of impeller and the adjacent building stones of High Rotation Speed, when grinding off sharp point, arris, the obtuse angle of building stones also may be worn away, even may be pulverized, and without any the building stones at obtuse angle, is also unfavorable for pitch bondingly, is unfavorable for improving pavement strength; And the particle producing is many, is unfavorable for making full use of of building stones, causes waste.
Another kind comprises conveyer belt, be located at the shaping roller of conveyer belt top and be located at the carrying roller of conveyer belt below, rubs lower relatively soft friction, eliminates the corner angle of rubble at differential.Although this mode has overcome the shortcoming that impeller High Rotation Speed may polish whole corner angle of building stones, also building stones may be ground, but shaping unit and supporting washing screening system thereof and multi-stage screening system are taked horizontal layout more, middle transhipment, conveying equipment are complicated, and floor space is large, dismounting and difficulty is installed.And conveyer belt is conventional belt, not protection, blanking is more; The flue dust producing during also not to shaping is processed, seriously polluted, work situation condition extreme difference.
Therefore, for building stones shaping sieve apparatus, in the urgent need to a kind of compact structure design, to adapt to the needs of integrated form space building stones orthopedic systems; And the efficiency of its supporting apparatus for shaping and effect are also extremely important, need further promote.
Summary of the invention
The utility model, for adapting to the needs of integrated form space building stones orthopedic systems, has designed a kind of compact building stones and has rubbed shaping and conveying device.Screening after cleaning screening, shaping and the shaping of building stones is processed to the design straggly of three part building formulas, and layering connects from beginning to end, utilizes gravity to complete building stones and carries linking; And adopt shirt rim belt protection, supporting design dust removal installation, make every effort to reasonable in design, compact conformation, efficiency high, pollute little.
The technical solution of the utility model is: the apparatus for shaping in the building stones orthopedic systems of a kind of integrated form space, structure comprises the backing roll of supporting setting under muller roller group that the conveyer belt that is arranged on building open frame, conveyer belt top arrange along direction of transfer, conveyer belt, key is: described conveyer belt adopts walled belt, and the front end of walled belt is by guide chutes and upper strata building stones multi-stage screening system docking; Be located at the secondary transmission that forms muller roller group of sprocket wheel chain of muller roller end head.
The beneficial effects of the utility model are: (1) processes the design straggly of three part building formulas by screening after cleaning screening, shaping and the shaping of building stones, and layering connects from beginning to end, utilize gravity to complete building stones and carry linking, reasonable in design, compact conformation.(2) utilize muller roller group on working face with the isogonic line speed difference of walled belt, form muller roller with respect to walled belt the linear differential in corresponding section, thereby the building stones in are herein formed to turning moment, cause rotation and the collision of material piece, sharp point or the arris of building stones are converted to fillet.Through overtesting and detection proof, the gap of suitably setting muller roller and backing roll can reduce the crush values of building stones piece effectively.Sharp point or the arris of existing material piece are converted to fillet, have greatly eliminated the probability that bituminous paving slight crack produces, improved Pavement Road Surface Quality and service life.(3) adopt shirt rim belt to transmit, prevent blanking.(4), above belt, dedusting air-introduced machine and supporting passage are set to multi-stage screening system feeding part top, reduce dust hazard.(5) further improved clearance adjustment mechanism goes for the shaping of different-grain diameter building stones, has expanded the scope of application of the present utility model.(6) utilize speed differences different between walled belt and muller roller group and gap to carry out rubbing or shaping in various degree to building stones, the engineering that applicable different designs requires, can, extensively for the construction works such as airport, tunnel, harbour provide high-quality building stones, meet quality engineering construction demand.(7) a supporting 1-3 backing roll below each muller roller of walled belt, and the backing roll of a load-bearing is just set vertically downward with respect to each muller roller, make building stones to rub shaping more abundant.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the enlarged drawing of A in Fig. 1;
Fig. 3 is the layout schematic diagram of roller;
Fig. 4 is the position view of roller and backing roll;
In accompanying drawing, the 1st, frame, the 2nd, walled belt, 3-1 is muller roller, and 3-2 is roller, the 4th, and guide chutes, the 5th, washing screening system, the 6th, multi-stage screening system, the 7th, air-introduced machine, the 8th, frame bearing, 8-1 is directive slide track, the 9th, pressure spring, the 10th, leading screw, 10-1 is adjusting nut, the 11st, bearing block, the 12nd, frame locating rack, the 13rd, sprocket wheel chain transmission.
The specific embodiment
Apparatus for shaping in the building stones orthopedic systems of a kind of integrated form space, structure comprises the backing roll of supporting setting under muller roller group that the conveyer belt that is arranged on building open frame 1, conveyer belt top arrange along direction of transfer, conveyer belt, key is: described conveyer belt adopts walled belt 2, the front end of walled belt 2 docks by guide chutes 4 and upper strata washing screening system 5 discharging openings, and walled belt 2 ends dock with lower floor building stones multi-stage screening system 6; Be located at the secondary transmission that forms muller roller group of sprocket wheel chain of muller roller 3-1 termination.Muller roller group and walled belt 2 on working face in the same way differential motion form building stones and rub structure.
Above walled belt 2, be provided with air-introduced machine 7 and supporting dust discharge pipeline to multi-stage screening system feeding part top, pump the dust producing in shaping process, reduce dust hazard.
Roller 3-2 on muller roller 3-1 is uniformly distributed, the corresponding roller 3-2 cross-distribution on adjacent muller roller 3-1, and this design is convenient to more fully building stones be rubbed to shaping.
The two ends of muller roller 3-1 are arranged on frame bearing 8 by bearing and self-contained bearing seat 11, and bearing block 11 is limited between frame bearing 8 and frame locating rack 12 by means of clearance adjustment mechanism and directive slide track 8-1.Under the drive of clearance adjustment mechanism, bearing block 11 can vertically adjust the gap of muller roller 3-1 and walled belt 2.The structure of clearance adjustment mechanism comprises the leading screw 10 that is set with pressure spring 9, and the upper end of leading screw 10 is through frame locating rack 12 and by adjusting nut 10-1 location, and lower end and bearing block 11 are connected.When needs adjusting play, turn adjusting nut 10-1, by leading screw 10, drive vertically frame bearing 8 slips relatively of bearing block 11.Pressure spring 9 is positioned between frame locating rack 12 and bearing block 11, can reduce indivedual large building stones by time impact to frame.
A supporting 1-3 backing roll below each muller roller 3-1 of walled belt 2, and the backing roll of a load-bearing is just set vertically downward with respect to each muller roller 3-1, make building stones to rub shaping more abundant.
Muller roller arranges 6 ~ 10 groups, also by sprocket wheel chain transmission 13, forms the above independently transmission mechanism of 2 cover respectively.Independently thereby transmission mechanism can be realized different speed differences and reaches different shaping effects.
Roller 3-2 employing polyurethane material or nylon, case hardness are greater than 85 ° of A, and roller 3-2 end face width is not more than 30mm, rubs shaping, again wear-resisting object to reach flexibility.
During concrete enforcement, building stones are fallen and on walled belt 2, are carried out shaping by guide chutes 4 after the 5 cleaning screenings of upper strata washing screening system, and after shaping, building stones to be screened are thrown to lower floor's multi-stage screening system 6 and sieved.