CN205288514U

CN205288514U - Circular cone formula roller mill system sand machine

Info

Publication number: CN205288514U
Application number: CN201521033767.0U
Authority: CN
Inventors: 徐优富
Original assignee: Hangzhou Fuyang Xinjian Machinery Co Ltd
Current assignee: Hangzhou Fuyang Xinjian Machinery Co Ltd
Priority date: 2015-12-11
Filing date: 2015-12-11
Publication date: 2016-06-08
Anticipated expiration: 2025-12-11

Abstract

The utility model discloses a circular cone formula roller mill system sand machine, including frame, eccentric main shaft, inner cone and outer cone parts, eccentric main shaft rotates and connects on the frame, and the inner cone is connected on eccentric main shaft, and the outer cone parts cover outside the inner cone, and outer cone parts and inner cone leave the clearance within a definite time, and the inner cone is connected with the eccentric main shaft rotation, is equipped with the inner cone device that splines on the frame, and the inner cone splines the device to be connected with the inner cone. The utility model discloses an eccentric main shaft's subsequent rotation turns into the continuous and omnidirectional lateral extrusion of inner cone, and effective merit lasts, and work efficiency is good, and frictional power consumption is few, can reduce the working energy bad news, and the wearing and tearing that can lighten inside and outside cone greatly guarantee that equipment has than long life, and can conveniently adjust the clearance of inside and outside cone.

Description

A kind of circular cone type roller grinds sand machine processed

Technical field

The utility model relates to a kind of sand equipment processed, and more particularly, it relates to a kind of circular cone type roller and grinds sand machine processed.

Background technology

Current sand machine type processed is on the market a lot, and wherein most popular is jaw crusher, pair roller wet pan and cone crusher, and various machines all respectively have its feature. jaw crusher is to do periodically reciprocating motion by moving jaw to determining jaw, and material is extruded fragmentation between two jaws, and only pipe attrition crushing ability is large, but its work is intermittently, has idle stroke, has increased unproductive power consumption, yields poorly, energy consumption is large. pair roller wet pan is to suit fricting movement by a pair of round roller outer surface, the material attrition crushing by envelope in angle of nip and discharging, the size that its output is subject to muller diameter, take turns wide and power affects, and output is limited, and dust is large. cone crusher is to be inner cone and Outer Taper by two truncateds cone, inner cone is fixed on turning motion on eccentric shaft, material is squeezed between two cones, flecition and fragmentation, whole shattering process and discharge process are continuous, its production capacity is large compared with jaw crusher, power consumption is low, but in the time of broken material, because of the effect of crushing force, produce frictional force on inner cone surface, when making inner cone eccentric rotary, this frictional force also does the spinning motion of opposite direction, it not only drives inner cone running to consume and removes some work power, and the frictional heat producing is impelled the wearing and tearing on its inner cone surface, affect service life. in addition, the Outer Taper Zhou Jing of existing cone crusher goes up and Outer Taper urceolus all adopts sawtooth V-thread fix and regulate mostly, as the gap of need adjustment Outer Taper and inner cone, need overall turn Outer Taper, not only heaviness but also need significantly, large power tunes, operation inconvenience and energy consumption are high, as the publication number utility model that is CN201552021U, to disclose a kind of efficiency on August 18th, 2010 high, energy consumption is low, the high cone sand making machine of sand yield rate processed, bevel gear wheel is enclosed within on excentric sleeve, excentric sleeve is enclosed within by copper overcoat in the axis hole at lower casing center, main shaft is positioned at excentric sleeve by interior copper sheathing, spheric seating is arranged on the housings support circle of positioning shaft hole of lower casing, mantle is enclosed within on main shaft and is promoted mantle by main shaft by sphere brasses and swings, movable sleeve bushing is enclosed within on the conical surface of mantle, anti-wear movable sleeve is enclosed within on the conical surface of movable sleeve bushing, the tight device of embedding is enclosed within on main shaft and adopts locking nut that tight embedding device is locked, upper casing be connected with lower casing and upper casing flanging and lower casing flanging between be provided with the above adjustment oil cylinders of three or three, upper casing inwall spiral sawtoothed and being meshed with the toroidal helical sawtooth of adjusting swivel nut outer wall ringwise, adjust swivel nut and be double horn shape structure, its lower loudspeaker wall is connected with anti-wear fixed sleeve by fixed sleeve bushing, upper loudspeaker wall is used for supporting hopper assembly. in this utility model, upper casing is threaded with adjusting swivel nut, as need change sand grains processed footpath, needs to rotate and adjusts swivel nut, and operation inconvenience and energy consumption are high. in sum, there is series of problems at aspects such as output, energy consumption, environmental protection, maintenances in existing sand equipment processed, and user wishes that device fabrication producer can provide cost performance better type, overcomes or improve the problems referred to above.

Utility model content

The problems such as existing sand equipment processed exists and yields poorly, energy consumption is high, pollution is large, quick abrasion, give and produce, safeguard and bring more puzzlement, for overcoming these defects, the utility model provides the circular cone type roller that a kind of output is high, usefulness good, energy consumption is low, the life-span is long to grind sand machine processed.

The technical solution of the utility model is: a kind of circular cone type roller grinds sand machine processed, comprise support, eccentric main axis, inner cone and Outer Taper, eccentric main axis is rotatably connected on support, inner cone is connected on eccentric main axis, Outer Taper covers on outside inner cone, between Outer Taper and inner cone, leaves gap, it is characterized in that inner cone and eccentric main axis are rotationally connected, support is provided with inner cone rotation stop device, and inner cone rotation stop device is connected with inner cone. Eccentric main axis rotates under the power drive of outside input, but due to how much axis deviation center of rotation of eccentric main axis, eccentric main axis how much axle center actual motion tracks be also a rotary body, be subject to the restriction of inner cone rotation stop device, inner cone can not rotate, but there is radial reciprocating-oscillation under the drive of eccentric main axis circumferential running, the variation of the generating period of gap everywhere between Outer Taper and inner cone, sandy plain material processed is ceaselessly attrition crushing and outflow discharging in the gap of Outer Taper and inner cone. Because inner cone and eccentric main axis are rotationally connected, between inner cone and eccentric main axis, still can there is limited relative motion, inner cone is mainly by pressure comminuting matter, inner cone and storeroom do not exist and continue significantly tangential relative motion, afterburning extruding moment of inner cone and material can be carried out buffering to a certain degree simultaneously, therefore, this circular cone type roller grinds sand machine processed and can continuously external impetus be done work for the fragmentation of material, effectively merit continues, friction power loss is few, equipment loss is lower, can improve work efficiency, and reduces energy consumption.

As preferably, support is provided with Outer Taper urceolus, Outer Taper urceolus top is provided with Outer Taper elevation and subsidence regulating device, Outer Taper elevation and subsidence regulating device comprises lift adjustment bearing, drive bevel gear, driven wheel of differential and lifting screw, lift adjustment bearing is fixedly arranged on Outer Taper urceolus top, lifting screw is rotatably connected on lift adjustment bearing, lifting screw and driven wheel of differential are in transmission connection, drive bevel gear engages with driven wheel of differential, drive bevel gear is located on lift adjustment bearing, the Outer Taper that has been threaded on lifting screw lifting Connection Block, Outer Taper lifting Connection Block is connected with Outer Taper. Outer Taper elevation and subsidence regulating device is used for lifting Outer Taper, changes the gap of inner cone and Outer Taper, adjusts sand grains processed footpath. this Outer Taper elevation and subsidence regulating device is introduced power drive drive bevel gear from outside, through driven wheel of differential and lifting screw transmission, drive Outer Taper lifting Connection Block, with lighter power set even manual operation can realize the lifting of Outer Taper, different from existing cone sand making equipment, without driving Outer Taper integral-rotation, thereby more convenient operation.

As preferably, the wheel shaft upper driving of described drive bevel gear connects a rocking handle. Use this Outer Taper elevation and subsidence regulating device to regulate the gap of inner cone and Outer Taper, without significantly exerting oneself, only need shake rocking handle, greatly facilitate the operation of adjusting sand grains processed footpath.

As preferably, Outer Taper urceolus top and bottom are respectively equipped with Outer Taper top tight fixed ring and Outer Taper bottom tight fixed ring, Outer Taper top tight fixed ring adaptation is embedded on the top nozzle of Outer Taper urceolus, Outer Taper bottom tight fixed ring adaptation is embedded on the nozzle of Outer Taper urceolus bottom, on Outer Taper top tight fixed ring and Outer Taper bottom tight fixed ring, is equipped with arrangement for adjusting height. After adjusting to the right place in Outer Taper position, available Outer Taper top tight fixed ring and Outer Taper bottom tight fixed ring are spacing in top, the bottom of Outer Taper respectively, and externally cone is fixed. By arrangement for adjusting height capable of regulating Outer Taper top tight fixed ring and tight fixed ring position, Outer Taper bottom, to adapt to the shift in position of Outer Taper.

As preferably, Outer Taper urceolus top, bottom and support top are equipped with flange arrangement, tight fixed ring top, Outer Taper top and Outer Taper bottom tight fixed ring bottom are respectively equipped with flanging, described arrangement for adjusting height comprises flanging, adjusting bolt and screws the nut in adjusting bolt, adjusting bolt is arranged on flanging, on the tight fixed ring of Outer Taper top, the adjusting bolt of arrangement for adjusting height is threaded with the flange arrangement at Outer Taper urceolus top, and on the tight fixed ring of Outer Taper bottom, the adjusting bolt of arrangement for adjusting height is threaded with the flange arrangement at support top. Nut clamps flanging, and the position that screws by nut in adjusting bolt regulates, and just can change the position height of Outer Taper top tight fixed ring and Outer Taper bottom tight fixed ring.

As preferably, Outer Taper top tight fixed ring bottom inner edge and tight fixed ring top, Outer Taper bottom inner edge are equipped with inclined-plane, and inclined-plane is towards inner cone. Inclined-plane and Outer Taper top or bottom outer rim can play position-limiting action while offseting, and ramp structure is simple, and processing is relatively easy.

As preferably, support top flange structure is provided with Outer Taper urceolus stage clip assembly, Outer Taper urceolus stage clip assembly comprises wears connecting rod, stage clip, pressing plate, cushion socket and locking nut, wear connecting rod through pressing plate and support top flange structure, pressing plate is being worn between link end and support top flange structure, stage clip is located at and is worn between link end and pressing plate, shock-absorbing seat is between pressing plate and support top flange structure, and locking nut is threaded in to be worn connecting rod end and push against support top flange structure. Outer Taper urceolus stage clip assembly has energy-absorbing buffering effect, in sand process processed, can alleviate vibrations, reduces inner cone and Outer Taper gap undulate quantity, improves chiltern amount processed.

As preferably, inner cone rotation stop device comprises column and roller, and column is fixedly arranged on support, and roller is rotationally connected with column top, and inner cone top is provided with cavity, and column top is stretched in cavity. Column inserts in cavity, stops inner cone to rotate with better simply structure, and column contacts with cavity wall by roller, can slow down wearing and tearing.

As preferably, this circular cone type roller grinds sand machine processed and also comprises upper bracket, upper bracket fixed mount is located in support top flange structure, eccentric main axis and upper bracket top are rotationally connected, upper bracket top is installed with barrel, and eccentric main axis top is fixed with a spreading disk, and spreading disk diameter is less than barrel internal diameter, spreading disk below is provided with boot disk, and boot disk outer rim is tilted to lower outward. Barrel is positioned at this circular cone type roller and grinds sand machine highest point processed, and inner cone, Outer Taper are covered, and surrounds the space of sealing with Outer Taper urceolus, support, whole shattering process and discharge process are all worked in this space, few outer the raising of dust, environmental pollution impact is little, more environmental protection. Boot disk outer rim and material tube inner wall form feeding channel wide at the top and narrow at the bottom, are conducive to material to be accurately directed to and to pulverize in cavity.

As preferably, eccentric main axis bottom and a drive gear set are in transmission connection, and drive gear set is connected with a belt wheel transmission. By the transmission of belt wheel and drive gear set, external impetus can conduct on eccentric main axis it is rotated, and this conduction mechanism stable drive and enforcement are easily.

The beneficial effects of the utility model are:

Usefulness is good. The utility model is converted into the continuous and omnibearing radial compression of inner cone by the continuous rotation of eccentric main axis, and effectively merit continues, and task performance is good.

Energy consumption is low. The utility model mainly passes through radial compression mode and non-rotating milling comminuting matter, and friction power loss is few, can reduce work energy consumption.

Life-span is long. Because the utility model is by radial compression mode comminuting matter, inner cone does not rotate, less with the shearing friction power of storeroom, and the wearing and tearing that can greatly alleviate inside and outside cone guarantee that equipment had compared with the long life.

Easy to adjust. The gap that the utility model can regulate inside and outside cone by Outer Taper elevation and subsidence regulating device to be to change sand grains processed footpath, without large power significantly the application of force just can complete adjusting, greatly facilitate operation.

Brief description of the drawings

Fig. 1 is a kind of structural representation of the present utility model.

In figure, 1-belt wheel, 2-bevel pinion, 3-bevel gear wheel, 4-support lid, 5-bottom rolling bearing, 6-Outer Taper bottom tight fixed ring, 7-Outer Taper urceolus, 8-inner cone, 9-Outer Taper, 10-eccentric main axis, 11-Outer Taper top tight fixed ring, 12-rolling bearing, 13-charging aperture, 14-top rolling bearing, 15-spreading disk, 16-barrel, 17-Outer Taper elevation and subsidence regulating device, 18-Outer Taper lifting Connection Block, 19-Outer Taper urceolus stage clip assembly, 20-cushion socket, 21-inner cone rotation stop device, 22-thrust bearing, 23-support, 24-axle head fixed head, 25-upper bracket, 26-boot disk, 27-cavity, 28-rocking handle.

Detailed description of the invention

Below in conjunction with accompanying drawing specific embodiment, the utility model is described in further detail.

Embodiment 1:

As shown in Figure 1, a kind of circular cone type roller grinds sand machine processed, comprise support 23, eccentric main axis 10, inner cone 8 and Outer Taper 9, on support 23 by bolt be connected support lid 4 and axle head fixed head 24, support lid 4 central authorities are provided with bottom rolling bearing 5, bottom rolling bearing 5 is socketed on eccentric main axis 10, axle head fixed head 24 is provided with thrust bearing 22, thrust bearing 22 moving-coils are arranged in the medium pore of support 23, thrust bearing 22 is connected with eccentric main axis 10 bottoms, eccentric main axis 10 is just rotatably connected on support 23 like this, Outer Taper 9 covers on outside inner cone 8, between Outer Taper 9 and inner cone 8, leave gap, inner cone 8 centre bore tops, the each rolling bearing 12 of installing in bottom, rolling bearing 12 inner rings press fit on eccentric main axis 10, inner cone 8 and eccentric main axis 10 are rotationally connected. support 23 is provided with inner cone rotation stop device 21, and inner cone rotation stop device 21 comprises column and roller, and column is fixedly arranged on support 23, roller is rotationally connected with column top, inner cone 8 tops are provided with cavity 27, and column top is stretched in cavity 27, and roller rolls and contacts with cavity 27 inwalls. support 23 is provided with Outer Taper urceolus 7, Outer Taper urceolus 7 tops are provided with Outer Taper elevation and subsidence regulating device 17, Outer Taper elevation and subsidence regulating device 17 comprises lift adjustment bearing, drive bevel gear, driven wheel of differential and lifting screw, lift adjustment bearing is fixedly arranged on Outer Taper urceolus 7 tops, lifting screw is rotatably connected on lift adjustment bearing, lifting screw and driven wheel of differential are in transmission connection, drive bevel gear engages with driven wheel of differential, drive bevel gear is located on lift adjustment bearing, the wheel shaft upper driving of drive bevel gear connects a rocking handle 28, the Outer Taper that has been threaded on lifting screw lifting Connection Block 18, Outer Taper lifting Connection Block 18 is connected with Outer Taper 9. Outer Taper urceolus 7 tops and bottom are respectively equipped with Outer Taper top tight fixed ring 11 and Outer Taper bottom tight fixed ring 6, Outer Taper top tight fixed ring 11 adaptations are embedded on the top nozzle of Outer Taper urceolus 7, Outer Taper bottom tight fixed ring 6 adaptations are embedded on Outer Taper urceolus 7 bottom nozzles, on Outer Taper top tight fixed ring 11 and Outer Taper bottom tight fixed ring 6, are equipped with arrangement for adjusting height. Outer Taper urceolus 7 tops, bottom and support 23 tops are equipped with flange arrangement, tight fixed ring 11 tops, Outer Taper top and tight fixed ring 6 bottoms, Outer Taper bottom are respectively equipped with flanging, described arrangement for adjusting height comprises flanging, adjusting bolt and screws the nut in adjusting bolt, adjusting bolt is arranged on flanging, on the tight fixed ring 11 of Outer Taper top, the adjusting bolt of arrangement for adjusting height is threaded with the flange arrangement at Outer Taper urceolus 7 tops, and on the tight fixed ring 6 of Outer Taper bottom, the adjusting bolt of arrangement for adjusting height is threaded with the flange arrangement at support 23 tops. Outer Taper top tight fixed ring 11 bottom inner edges and Outer Taper bottom tight fixed ring 6 top inner edges are equipped with inclined-plane, and inclined-plane is towards inner cone 8. Outer Taper 9 tops and bottom outer rim are also provided with inclined-plane outwardly, and top, the inclined-plane, bottom of Outer Taper 9 are corresponding and adaptive with the inclined-plane of Outer Taper top tight fixed ring 11, Outer Taper bottom tight fixed ring 6 respectively. support 23 top flange structures are provided with Outer Taper urceolus stage clip assembly 19, Outer Taper urceolus stage clip assembly 19 comprises wears connecting rod, stage clip, pressing plate, cushion socket 20 and locking nut, wear connecting rod through pressing plate and support 23 top flange structures, pressing plate is being worn between link end and support 23 top flange structures, stage clip is located at and is worn between link end and pressing plate, cushion socket 20 is between pressing plate and support 23 top flange structures, and locking nut is threaded in to be worn connecting rod end and push against support 23 top flange structures. this circular cone type roller grinds sand machine processed and also comprises upper bracket 25, upper bracket 25 fixed mounts are located in support 23 top flange structures, eccentric main axis 10 is rotationally connected by a top rolling bearing 14 with the top of upper bracket 25, upper bracket top is installed with barrel 16, eccentric main axis 10 tops are fixed with a spreading disk 15 by bolt, and spreading disk 15 diameters are less than barrel 16 internal diameters. spreading disk 15 belows are provided with boot disk 26, and boot disk 26 outer rims are tilted to lower outward, form charging aperture wide at the top and narrow at the bottom 13 with barrel 16 inwalls. eccentric main axis 10 bottoms and a drive gear set of support lid 4 belows are in transmission connection, drive gear set comprises a bevel gear wheel 3 and a bevel pinion 2, bevel gear wheel 3 and bevel pinion 2 engage, bevel pinion 2 is connected with belt wheel 1 key, belt wheel 1 is introduced the power of a motor by belt transmission, bevel gear wheel 3 is connected with eccentric main axis 10 bottom keys.

When this circular cone type roller grinds sand machine work processed, the power of external motor conducts to belt wheel 1, drive bevel pinion 2, bevel pinion 2 drives the bevel gear wheel 3 and the eccentric main axis 10 that engage with it, the material that enters barrel 16 is all fed charging aperture 13 by the charging tray 15 of removing rotating with eccentric main axis 10, in the time that eccentric main axis 10 turns round, inner cone 8 is made radial reciprocating-oscillation, when inner cone 8 one sides and Outer Taper 9 approaches, during by material attrition crushing, the gap of the opposite side of inner cone 8 and Outer Taper 9 increases, the material being broken is discharged under Action of Gravity Field, unloading the material of not going out stays and in crusher chamber, continues to be squeezed and broken, till directly only drawing off. sand grains as processed in need adjustment footpath, can shake rocking handle 28, changes the gap of inner cone 8 and Outer Taper 9, also needs the position of readjusting Outer Taper top tight fixed ring 11, Outer Taper bottom tight fixed ring 6 to coordinate the gap adjustment of inner cone 8 and Outer Taper 9 simultaneously.

Embodiment 2:

The wheel shaft of drive bevel gear is connected with a motor-driven, and sand grains as processed in need adjustment footpath starts this motor and can change the gap of inner cone 8 and Outer Taper 9. All the other are with embodiment 1.

Claims

1. a circular cone type roller grinds sand machine processed, comprise support (23), eccentric main axis (10), inner cone (8) and Outer Taper (9), eccentric main axis (10) is rotatably connected on support (23), inner cone (8) is connected on eccentric main axis (10), Outer Taper (9) covers on outside inner cone (8), between Outer Taper (9) and inner cone (8), leave gap, it is characterized in that inner cone (8) and eccentric main axis (10) are rotationally connected, support (23) is provided with inner cone rotation stop device (21), and inner cone rotation stop device (21) is connected with inner cone (8).

2. circular cone type roller according to claim 1 grinds sand machine processed, it is characterized in that support (23) is provided with Outer Taper urceolus (7), Outer Taper urceolus (7) top is provided with Outer Taper elevation and subsidence regulating device (17), Outer Taper elevation and subsidence regulating device (17) comprises lift adjustment bearing, drive bevel gear, driven wheel of differential and lifting screw, lift adjustment bearing is fixedly arranged on Outer Taper urceolus (7) top, lifting screw is rotatably connected on lift adjustment bearing, lifting screw and driven wheel of differential are in transmission connection, drive bevel gear engages with driven wheel of differential, drive bevel gear is located on lift adjustment bearing, the Outer Taper that has been threaded on lifting screw lifting Connection Block (18), Outer Taper lifting Connection Block (18) is connected with Outer Taper (9).

3. circular cone type roller according to claim 2 grinds sand machine processed, it is characterized in that the wheel shaft upper driving of described drive bevel gear connects a rocking handle (28).

4. circular cone type roller according to claim 2 grinds sand machine processed, it is characterized in that Outer Taper urceolus (7) top and bottom are respectively equipped with Outer Taper top tight fixed ring (11) and Outer Taper bottom tight fixed ring (6), Outer Taper top tight fixed ring (11) adaptation is embedded on the top nozzle of Outer Taper urceolus (7), Outer Taper bottom tight fixed ring (6) adaptation is embedded on the nozzle of Outer Taper urceolus (7) bottom, on Outer Taper top tight fixed ring (11) and Outer Taper bottom tight fixed ring (6), is equipped with arrangement for adjusting height.

5. circular cone type roller according to claim 4 grinds sand machine processed, it is characterized in that Outer Taper urceolus (7) top, bottom and support (23) top are equipped with flange arrangement, tight fixed ring (11) top, Outer Taper top and Outer Taper bottom tight fixed ring (6) bottom are respectively equipped with flanging, described arrangement for adjusting height comprises flanging, adjusting bolt and screw the nut in adjusting bolt, adjusting bolt is arranged on flanging, the adjusting bolt of the upper arrangement for adjusting height of Outer Taper top tight fixed ring (11) is threaded with the flange arrangement at Outer Taper urceolus (7) top, the adjusting bolt of the upper arrangement for adjusting height of Outer Taper bottom tight fixed ring (6) is threaded with the flange arrangement at support (23) top.

6. circular cone type roller according to claim 4 grinds sand machine processed, it is characterized in that Outer Taper top tight fixed ring (11) bottom inner edge and Outer Taper bottom tight fixed ring (6) top inner edge are equipped with inclined-plane, and inclined-plane is towards inner cone (8).

7. circular cone type roller according to claim 5 grinds sand machine processed, it is characterized in that support (23) top flange structure is provided with Outer Taper urceolus stage clip assembly (19), Outer Taper urceolus stage clip assembly (19) comprises wears connecting rod, stage clip, pressing plate, cushion socket and locking nut, wear connecting rod through pressing plate and support (23) top flange structure, pressing plate is positioned to be worn between link end and support (23) top flange structure, stage clip is located at and is worn between link end and pressing plate, shock-absorbing seat is between pressing plate and support (23) top flange structure, locking nut is threaded in to be worn connecting rod end and pushes against support (23) top flange structure.

8. circular cone type roller according to claim 1 grinds sand machine processed, it is characterized in that inner cone rotation stop device (21) comprises column and roller, it is upper that column is fixedly arranged on support (23), and roller is rotationally connected with column top, inner cone (8) top is provided with cavity, and column top is stretched in cavity.

9. circular cone type roller according to claim 1 grinds sand machine processed, it is characterized in that also comprising upper bracket, upper bracket fixed mount is located in support (23) top flange structure, eccentric main axis (10) is rotationally connected with upper bracket top, upper bracket top is installed with barrel (16), and eccentric main axis (10) top is fixed with a spreading disk (15), and spreading disk (15) diameter is less than barrel (16) internal diameter, spreading disk (15) below is provided with boot disk, and boot disk outer rim is tilted to lower outward.

10. grind sand machine processed according to the circular cone type roller described in any one in claim 1 to 9, it is characterized in that eccentric main axis (10) bottom and a drive gear set are in transmission connection, drive gear set and a belt wheel (1) are in transmission connection.