CN203334160U

CN203334160U - Stone shaping machine

Info

Publication number: CN203334160U
Application number: CN201320330545XU
Authority: CN
Inventors: 李来宾; 郑会玺; 陈朝军; 陈大伟; 武伟; 周杰
Original assignee: Xingtai Road & Bridge Traffic Facilities Co Ltd
Current assignee: Xingtai Road And Bridge Construction Group Co ltd
Priority date: 2013-06-08
Filing date: 2013-06-08
Publication date: 2013-12-11
Anticipated expiration: 2023-06-08

Abstract

The utility model discloses a stone shaping machine. The stone shaping machine structurally comprises a rack and a conveyer belt positioned on the rack, wherein more than two groups of idler wheel groups are arranged above the conveyer belt, the idler wheel groups and the conveyer belt can run with differential in the same direction, and a stone kneading structure that the idler wheel groups rotate relative to the conveyer belt can be formed. The stone shaping machine provided by the utility model has the advantages that the speed difference of the idler wheel groups and the conveyer belt is utilized to form the structure that the idler wheel groups roll relative to the conveyer belt, the sharp tip or side edge of the stone is rubbed, the test and practice prove that the stone crushing value is reduced, bituminous pavement score breaks are effectively reduced, the quality of a highway pavement is improved, and the service life of the highway pavement is prolonged.

Description

Stone shaper

Technical field

The utility model relates to a kind of building stones shaping processing apparatus, is specifically related to a kind of stone shaper that coordinates asphalt mixing plant to use.

Background technology

At present, what in domestic highway engineering construction, adopt is mostly the building stones that do not pass through shaping, between building stones and building stones, by pitch, be bonded together, and building stones all exists sharp point, arris.Sharp point and arris strength weak, can damage pitch abutting edge asphalt membrane, and pavement strength is descended.

The Chinese patent that the patent No. is CN200987990Y discloses a kind of stone shaper, its structure is: inner crusher chamber top has charging aperture, the central authorities of crusher chamber are equipped with broken impeller, the broken impeller that utilizes building stones to be rotated in crusher chamber is thrown to building stones on every side and is piled up in each chamber in storehouse, the building stones of the outermost building stones of each chamber and broken impeller driven rotary clash into friction mutually, thereby pile up the buffed surface of a building stones formation of skin formation in storehouse at building stones.In this patent, 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, also is unfavorable for pitch bondingly, is unfavorable for improving pavement strength; And the particle produced in such scheme is many, be unfavorable for the utilization of building stones, cause waste.

The Chinese patent that the patent No. is CN201800131U discloses a kind of gravel shaping complete unit, comprising trimmer, this trimmer comprises conveyer belt, be located at the shaping roller of conveyer belt top and be located at the carrying roller of conveyer belt below, its role is to rub off the corner angle of rubble, to improve the crush values of rubble.Although this patent has overcome the shortcoming that the impeller High Rotation Speed may polish whole corner angle of building stones, also building stones may be ground, but and the shape of unexposed shaping roller, how to realize friction, and the shaping that how to adapt to the different-grain diameter building stones requires, how to solve the technical problems such as defect of rigid friction.

Summary of the invention

The technical problems to be solved in the utility model is to provide a kind of stone shaper, and the principle that it adopts flexibility to rub in the situation that the building stones body of not crushing, effectively rubs off sharp point, the arris of building stones, to improve pavement strength.

For solving the problems of the technologies described above, the technical solution adopted in the utility model is:

A kind of stone shaper, its structure comprises frame, is positioned at the conveyer belt on frame, is being provided with roller set more than 2 groups above conveyer belt, and roller set is rubbed structure with the building stones that conveyer belt differential running in the same way, formation roller set are rotated relative to conveyer belt.

Described roller set is comprised of the roller be serially connected in rotating shaft, the even cross-distribution of the roller of adjacent rollers group.

The two ends of rotating shaft are arranged on bearing support by bearing, and described bearing support is arranged on the bearing be positioned on frame and by pressure regulating mechanism has the degree of freedom that vertical direction is adjusted.

In technique scheme, pending building stones are placed on conveyer belt, when building stones forward on conveyer belt, be subject to the roll extrusion of roller set, utilize roller set and conveyer belt rub and building stones between friction, sharp point or the arris of building stones are rubbed off, and building stones can not ground or crush.

The beneficial effect that adopts technique scheme to produce is: (1) the utility model utilize conveyer belt and roller set speed difference, form the structure of roller set with respect to the conveyer belt roll extrusion, not only sharp point or the arris of building stones are rubbed off, through overtesting and facts have proved, reduced the building stones crush values, effectively reduce the flexible pavement mark of break, improved Pavement Road Surface Quality and application life; (2) in further improved technical scheme, adopt pressure regulating mechanism to go for the shaping of different-grain diameter building stones, enlarged the scope of application of the present utility model; (3) utilize speed difference and pressure differential to carry out rubbing or shaping in various degree to building stones, the engineering that applicable different designs requires, can, extensively for the construction workss such as airport, tunnel, harbour provide the high-quality building stones, meet quality engineering construction demand.

The accompanying drawing explanation

Fig. 1 is main TV structure schematic diagram of the present utility model;

Fig. 2 is the left TV structure schematic diagram of Fig. 1;

Fig. 3 is the plan structure schematic diagram of Fig. 1;

Fig. 4 is the plan structure schematic diagram that the utility model bearing support coordinates with the guide pad guiding;

Wherein, 1, frame, 2, feed hopper, 3, sprocket wheel chain transmission, 4, Compress Spring, 5, leading screw, 5-1, nut, 6, guide pad, 6-1, vertical gib block, 7, locating rack, 8, bearing, 9, baffle plate, 10, carrying roller, 11, conveyer belt, 12, rotating shaft, 13, roller set, 14, bearing support.

The specific embodiment

The utility model relates to a kind of stone shaper, its structure comprises frame 1, is positioned at the conveyer belt 11 on frame 1, be provided with roller set 13 more than 2 groups above conveyer belt 11, roller set 13 is rubbed structure with the building stones that conveyer belt 11 differential running in the same way, formation roller set 11 are rotated relative to conveyer belt 11.Concrete structure is referring to Fig. 1 ~ Fig. 3.Described roller set (11) is comprised of the roller be serially connected in rotating shaft (12), the even cross-distribution of roller of adjacent rollers group (11).Described roller set 13 adopts the flexible materials such as polyurethane or nylon material, with conveyer belt 11 formation flexibilities, rubs structure, flexibility is rubbed the further crush values that reduces building stones, not only overcome and adopted the destruction of impeller High Rotation Speed to building stones, and can reach the effect of removing sharp point, arris.Adopt roller to be concatenated into the form of roller set, overcome on the one hand and adopted the roller form defect larger to the crush values of building stones, can overcome on the other hand and adopt roller single to building stones roll extrusion angle, remove sharp point or the undesirable defect of arris effect, because after roller roll extrusion building stones, building stones may also not rotate or roll to be transferred to be with and are delivered to next roller place, building stones or rolled same position or angle, and the contact area of the roller set of a plurality of roller serial connections and building stones is less, in the moment of roller roll extrusion contact, building stones can rotate or roll, when building stones move to next roller set, variation has occurred in the contact angle of itself and roller, like this can be fully by the sharp point of building stones, arris is rubbed.

The two ends of described rotating shaft 12 are arranged on bearing support 14 by bearing, and described bearing support 14 is arranged on the bearing 8 be positioned on frame 1 and by pressure regulating mechanism has the degree of freedom that vertical direction is adjusted.The structure of described pressure regulating mechanism comprises the leading screw 5 that is set with Compress Spring 4, and the upper end of described leading screw 5 is through the locating rack 7 that is fixed in frame 1 top and by nut 5-1 location, and described Compress Spring 4 is positioned between locating rack 7 and bearing support 14.Be fixed with the guide pad 6 that is provided with vertical gib block on described bearing 8, the two ends of bearing support 14 are provided with the groove coordinated with vertical gib block 6-1 and form vertical guiding mechanism with vertical gib block 6-1, and concrete structure is referring to Fig. 4.When needs are turned pressure down, only nut 5-1 need be unscrewed, reduce the volume under pressure of leading screw 5, bearing support 14 is carried on together with leading screw 5, drives roller set and increases apart from the distance of conveyer belt, thereby reach the effect of regulating pressure.

Adopt pressure regulating mechanism can be suitable for the building stones of different-grain diameter on the one hand, on the other hand to same building stones can adopt different pressure rubbed, to be suitable for the designing requirement of different workmanshiies, can also be used in conjunction with by the speed difference with roller set and conveyer belt, to reach desirable shaping effect.

The below of described conveyer belt 11 conveying sections is provided with carrying roller 10.Be provided with feed hopper 2 above the front end of material-conveying belt 11, two ends are provided with baffle plate 9.The two ends of described baffle plate 9, through rotating shaft, prevent that building stones from tumbling from conveyer belt.

Described roller set 13 arranges 6 ~ 10 groups, and forms more than 2 covers independently transmission mechanism by sprocket wheel chain transmission 3 respectively.Independently transmission mechanism can realize that thereby different speed differences reaches different shaping effects.

In sum, the utility model is simple in structure, utilizes the speed difference of roller set and conveyer belt, adjustable pressure adjustmenting mechanism, has reached the shaping effect of designing requirement, and has reduced crush values, has saved resource.

Claims

1. a stone shaper, its structure comprises frame (1), is positioned at the conveyer belt (11) on frame (1), it is characterized in that being provided with roller set more than 2 groups (13) in the top of conveyer belt (11), roller set (13) is rubbed structure with the building stones that conveyer belt (11) differential running in the same way, formation roller set (11) are rotated relative to conveyer belt (11).

2. stone shaper according to claim 1, is characterized in that described roller set (11) is comprised of the roller be serially connected in rotating shaft (12), the even cross-distribution of roller of adjacent rollers group (11).

3. stone shaper according to claim 2, the two ends that it is characterized in that described rotating shaft (12) are arranged on bearing support (14) above by bearing, and described bearing support (14) is arranged on the bearing (8) be positioned on frame (1) and above and by pressure regulating mechanism has the degree of freedom that vertical direction is adjusted.

4. stone shaper according to claim 3, the structure that it is characterized in that described pressure regulating mechanism comprises the leading screw (5) that is set with Compress Spring (4), the upper end of described leading screw (5) is through the locating rack (7) that is fixed in frame (1) top and by nut (5-1) location, and described Compress Spring (4) is positioned between locating rack (7) and bearing support (14).

5. stone shaper according to claim 4, it is characterized in that on described bearing (8) being fixed with the guide pad (6) that is provided with vertical gib block, the two ends of bearing support (14) are provided with the groove coordinated with vertical gib block (6-1) and form vertical guiding mechanism with vertical gib block (6-1).

6. stone shaper according to claim 1, is characterized in that the below of described conveyer belt (11) conveying section is provided with carrying roller (10).

7. stone shaper according to claim 1, is characterized in that being provided with feed hopper (2) in the front end top of material-conveying belt (11), two ends are provided with baffle plate (9).

8. stone shaper according to claim 2, is characterized in that described roller set (13) arranges 6 ~ 10 groups, and forms more than 2 covers independently transmission mechanism by sprocket wheel chain transmission (3) respectively.

9. stone shaper according to claim 1, is characterized in that described roller set (13) adopts polyurethane material or nylon, with conveyer belt (11) formation flexibility, rubs structure.