CN208449489U - A kind of Vertical Mill sand making machine - Google Patents

Abstract

The utility model relates to industrial sand making machine technical field, specifically a kind of Vertical Mill sand making machine, it is characterised in that: transmission device includes motor, shaft coupling, speed reducer；Using the output shaft of shaft coupling connection motor in the horizontal direction input shaft bore of speed reducer；The vertical of speed reducer connects a turntable to output shaft axis；The milling device includes grinding roller, rotating arm, mill；Turntable in the fixed milling device of the turntable；The pressurizing device is fixed on ground, the grinding roller in working end rotation connection milling device；The limiting device is located at the periphery of transmission device, and the oblique arm of limiting device and the rotating arm of milling device bolt.Compared with the existing technology, mill efficiency is high, power consumption is low, sand production rate is high, material size is big, sand mold particle is round and smooth, apparatus and process process is simple, occupied area is small, low noise, fugitive dust is small, working service is simple, operating cost is low, wear-resistant material consumption is few for the utility model.

Description

A kind of Vertical Mill sand making machine

Technical field

The utility model relates to industrial sand making machine technical field, specifically a kind of Vertical Mill sand making machine.

Background technique

Most popular Machine-made Sand production equipment mainly uses U.S. Zhuo VS1 series vertical impact crusher technology at present for the country, Its working principle is that: material falls into feed hopper, is fully accelerated after central well enters high-speed rotating rotor and through sending out Loophole is dished out, and a part of material with free-falling after rebound is hit first, then impacts the vortex cavity of surrounding together In interior vortex-like material lining or counterattack block, it is first repelled the top of crusher chamber, then moves downward and is sent out with from impeller channel partially The material impacting shot out forms continuous material curtain, is finally discharged via lower part discharge gate.But vertical impact crusher has The shortcomings that many can not be improved, such as finished sand specific energy consumption are high, and sand production rate is low, and the vulnerable part service life is short, and equipment operation ratio is low, fortune Row is at high cost.Based on the above technical disadvantage, vertical impact crusher will can be by the vertical of more advanced ore grinding Cracking Mechanism Mill sand making machine is replaced.

Utility model content

The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of Vertical Mill sand making machine replace it is traditional vertical Impact crusher, so that production efficiency is higher, specific energy consumption is reduced, and sand production rate doubles, and the vulnerable part service life increases, equipment Utilization rate significantly improves.

To achieve the above object, a kind of Vertical Mill sand making machine is designed, it is characterised in that:

Including transmission device, milling device, pressurizing device, limiting device, feeding device, lower case, device for discharging；

The transmission device includes motor, shaft coupling, speed reducer；It is adopted in the horizontal direction input shaft bore of the speed reducer With the output shaft of shaft coupling connection motor；The vertical of the speed reducer connects a turntable to output shaft axis；

The feeding device includes broken cylinder, the feed hopper for being shelved on broken cylinder inner top, in feed hopper and broken cylinder Barrel between gap formed crusher chamber；The barrel of the broken cylinder is equipped with grinding roller hole；

The lower case is fixed on the bottom of the broken cylinder, and it is upward to be set as notch inside the bottom edge of the lower case Annular groove；

The device for discharging is located at the bottom surface of the annular groove of the lower case；

The limiting device is located at the periphery of transmission device comprising support base, elastic device, one end are equipped with bulb Tiltedly support column, right-angle connecting plate, oblique arm；The elastic device includes spring cylinder, telescopic mast, spring, is fixed on spring cylinder bottom The bottom plate at end；The inner surface of the bottom plate is equipped with counterbore, and one end of telescopic mast is embedded in counterbore, and the other end of telescopic mast passes through The top surface for wearing spring cylinder, telescopic mast outer in spring cylinder its it is radially fixed have pressing plate, stretching between pressing plate and bottom plate Spring is arranged on contracting column；The top surface of the support base is in the low inclined-plane in the high inside in outside, fixed elasticity on the inclined-plane The bottom surface of the bottom plate of device, the top of telescopic mast abut the bulb for tiltedly supporting column, tiltedly in the fixed right-angle connecting plate of the other end to column A straight panel end, with one end of the lateral surface connection oblique arm of another straight panel tiltedly to the parallel right-angle connecting plate of column；

The milling device includes grinding roller, rotating arm, mill, and the mill includes being equipped with the disk of baffle and setting Wheel an ancient measure portion under disk, at least disk of the mill are located at the intracorporal upside of the ring groove of lower casing, and the disk of mill Partition is equipped between the top and lower case inner wall of baffle lateral wall；The upper surface of the mill is fixed with liner plate；The mill After the wheel an ancient measure portion of disk passes through the annular distance that encloses of annular groove of lower case, make the bottom for taking turns an ancient measure portion be located at lower case lower section and with The turntable is fixedly connected；Be arranged with the roller set that outer surface is arc-shaped outside one end of the grinding roller, the grinding roller it is another One end of the vertical connection rotating arm in end, the other end of rotating arm are provided along its length kidney slot；

Shield is additionally provided with outside the limiting device, the other end of the oblique arm of limiting device is behind the top surface of shield It is bolted with the kidney slot of the rotating arm of milling device using pin；The both ends of pin are connect using axis trunnion in the top surface of shield On；

The pressurizing device is fixed on ground comprising the reciprocal telescopic driving device equipped with telescopic rod, telescopic rod Working end rotation connects the lateral wall of one end of the linking arm of the milling device；

When pressurizing device driving grinding roller rotates inward, rotating arm is rotated around pin, and roller set is located at behind the grinding roller hole Above mill, there are gaps between roller set and liner plate, and the upper surface of liner plate is set as agreeing with the cambered surface of roller set external surface shape；This The grinding roller of Shi Suoshu is in low skewed in the high inner end in outer end；The upper surface of the rib of the mill is fixed with blocking material ring, makes to keep off The free end of material ring is touched with roller set.

The milling device is evenly distributed in 3 along broken cylinder, and each milling device is correspondingly provided with a pressurization dress It sets；The motor is located between two pressurizing devices of arbitrary neighborhood.

The upper and lower two sides of the pressing plate of the elastic device are respectively equipped with unworn liner, between unworn liner and spring It is additionally provided with isolation board.

The bottom surface of the disk of the mill of the upside of the ring groove of the corresponding lower case is detachable to be equipped with material scraping plate.

The shell wall of lower case at corresponding material scraping plate is equipped with manhole, and the manhole upper cover is equipped with manhole cover Plate.

Be equipped between the top of the inside cell wall of the annular groove of the lower case and the outer wall in the wheel an ancient measure portion of mill it is another between Gap, the top of the inside cell wall of annular groove are equipped with rubber ring and block another gap.

Cambridge ring is nested between the roller set and grinding roller.

The lateral wall of the shield is equipped with through-hole；The pressurizing device is equipped with fixing seat, the fixing seat Positioned at the outside of shield, the fixing seat skewed, the inside top connection support of fixing seat high in the low inside in outside Auxiliary support is played to oblique arm in one end of bar, the nearly bottom end that the other end of support rod connects oblique arm after the through-hole.

The inner wall for the lower case located up and down positioned at the partition is detachable respectively to be equipped with polyurethane wear resistant lining papers.

The transmission device is equipped with lubricating system, and the lubricating system uses petrol station fuel feeding, and lubricating system is equipped with Oil pressure automatic protective system.

Compared with the existing technology, mill efficiency is high, power consumption is low, sand production rate is high, material size is big, sand mold for the utility model Grain is round and smooth, apparatus and process process is simple, occupied area is small, low noise, fugitive dust is small, working service is simple, operating cost is low, wear-resisting Material consumption is few.

Detailed description of the invention

Fig. 1 is the axis side view of the utility model neutrality mill sand making machine.

Fig. 2 is the top view of the utility model neutrality mill sand making machine.

Fig. 3 is the structural schematic diagram of the utility model neutrality mill sand making machine.

Fig. 4 is the breaking chamber structure partial enlarged view that mill shown in Fig. 5 and grinding roller are formed.

Fig. 5 is the structural schematic diagram of device for discharging and lower case in the utility model.

Fig. 6 is the schematic perspective view of the utility model.

Fig. 7 is the structure chart of limiting device after removing oblique arm in the utility model.

Fig. 8 is the cut-away view of elastic device in the utility model.

Fig. 9 is the cut-away view of mill in the utility model.

Figure 10 is the structural schematic diagram of transmission device in the utility model.

Specific embodiment

Now in conjunction with accompanying drawings and embodiments, the utility model is further described.

Embodiment 1

Referring to Fig. 1~10, a kind of Vertical Mill sand making machine, it is characterised in that:

Including transmission device 1, milling device 2, pressurizing device 3, limiting device 4, feeding device 5, lower case 7, discharging dress Set 6；

The transmission device 1 includes motor 1-1, shaft coupling 1-2, speed reducer 1-3；The level of the speed reducer 1-3 The output shaft of shaft coupling 1-2 connection motor 1-1 is used into input shaft bore；The vertical of the speed reducer 1-3 connects to output shaft axis One turntable 1-31；Transmission device is equipped with lubricating system in this example, and the lubricating system uses 17 fuel feeding of petrol station, and lubricating system Equipped with oil pressure automatic protective system；

The feeding device 5 includes broken cylinder 5-1, the feed hopper 5-2 for being shelved on broken cylinder 5-1 inner top, is being fed The gap struggled against between 5-2 and the barrel of broken cylinder 5-1 forms crusher chamber；The barrel of the broken cylinder 5-1 is equipped with grinding roller hole 5-3；

The lower case 7 is fixed on the bottom of the broken cylinder 5-1, is set as slot inside the bottom edge of the lower case 7 The upward annular groove 7-1 of mouth；

The device for discharging 6 is located at the bottom surface of the annular groove 7-1 of the lower case 7；

The limiting device 4 is located at the periphery of transmission device 1 comprising support base 4-1, elastic device 4-2, one end Column 4-3, right-angle connecting plate 4-4, oblique arm 4-5 are tiltedly supported equipped with bulb；The elastic device 4-2 includes spring cylinder 4-21, stretches Contracting column 4-22, spring 4-24, the bottom plate 4-27 for being fixed on the bottom end spring cylinder 4-21；The inner surface of the bottom plate 4-27 is equipped with One end of counterbore, telescopic mast 4-22 is embedded in counterbore, and the other end of telescopic mast runs through the top surface of spring cylinder 4-21, is located at elasticity The outer telescopic mast 4-22 in cylinder 4-21 its it is radially fixed have pressing plate 4-23, it is flexible between pressing plate 4-23 and bottom plate 4-27 Spring 4-24 is arranged on column 4-22；The top surface of the support base 4-1 inclined-plane low in the high inside in outside, on the inclined-plane The bottom surface of the bottom plate 4-27 of fixed elastic device 4-2, the top of telescopic mast 4-22 abut the bulb for tiltedly supporting column 4-3, tiltedly support column 4- The end of a straight panel in the fixed right-angle connecting plate 4-4 of 3 other end, the right-angle connecting plate 4-4's parallel with tiltedly column 4-3 is supported One end of the lateral surface connection oblique arm 4-5 of another straight panel；

The milling device 2 include grinding roller 2-2, rotating arm 2-7, mill 2-1, the mill 2-1 include be equipped with The disk of baffle and the wheel an ancient measure portion being located under disk, at least disk of the mill 2-1 are located at the annular groove 7- in lower case 7 1 top, and partition 2-10 is equipped between 7 inner wall of the top of the baffle lateral wall of the disk of mill 2-1 and lower case；The mill The upper surface of disk 2-1 is fixed with liner plate 2-3；What the annular groove 7-1 that the wheel an ancient measure portion of the mill 2-1 passes through lower case 7 was enclosed After annular distance, the bottom for taking turns an ancient measure portion is made to be located at the lower section of lower case 7 and be fixedly connected with the turntable 1-31；The grinding roller 2-2 One end outside be arranged with the roller set 2-4 that outer surface is arc-shaped, the other end of the grinding roller 2-2 vertically connects rotating arm 2-7's The other end of one end, rotating arm 2-7 is provided along its length kidney slot；

Shield 4-6 is additionally provided with outside the limiting device 4, the other end of the oblique arm 4-5 of limiting device 4 runs through shield It is bolted with the kidney slot of the rotating arm 2-7 of milling device 2 using pin 4-7 behind the top surface of 4-6；The both ends of pin 4-7 use axis Trunnion connects on the top surface of shield 4-6；

The pressurizing device 3 is fixed on ground comprising the reciprocal telescopic driving device equipped with telescopic rod, telescopic rod Working end rotation connects the lateral wall of one end of the linking arm 2-7 of the milling device 2；Reciprocal telescopic driving device is adopted in this example With hydraulic cylinder, pressurizing device applies using hydraulic or manual control system and controls its pressure to material, can be according to object Expect the variation of grindability and adjust pressure, is run under the conditions of so that Vertical Mill sand making machine is maintained at most economical；

When pressurizing device 3 drives grinding roller 2-2 to rotate inward, rotating arm 2-7 is rotated around pin 4-7, and roller covers 2-4 across described It is located above mill 2-1 after the 5-3 of grinding roller hole, there are gaps between roller set 2-4 and liner plate 2-3, and the upper surface of liner plate 2-3 is set as Agree with the cambered surface of roller set 2-4 external surface shape；The grinding roller 2-2 described at this time is in low skewed in the high inner end in outer end；The mill The upper surface of the rib of disk 2-1 is fixed with blocking material ring 2-6, so that the free end of blocking material ring 2-6 is covered 2-4 with roller and touches.

When the utility model at work, roller set 2-4 is made to be located at the top of mill 2-1, in the supporting role of pressurizing device 3 Under, inclined grinding roller 2-2 applies a pressure to roller set 2-4 obliquely downward, and turntable 1-31 under the driving of motor 1-1 through slowing down Rotation is driven after machine 1-3 speed regulation, band movable grinding disc 2-1 rotates turntable 1-31 again, keeps mill 2-1 opposed roller set 2-4 for the relative rotation Movement realizes laminated grinding so that the material between roller set 2-4 and liner plate 2-3 be made to be rolled.

In the utility model, due to the buffer function of accumulator when pressurizing device 3 works, so that hydraulic cylinder is applied pressure has Biggish elasticity can automatically adjust, and when encountering big and hard sundries, grinding roller 2-4 can takeoff, allow object really up to the mark, avoid powder Mill component and transmission device are damaged because bearing excessive load.

Rotating arm 2-7 is rotated outward around limiting device 4, can make Vertical Mill sand making machine No Load Start, grinding roller 2-4 and mill Gap between 2-1 can be adjusted by adjusting the position in kidney slot, guaranteed stable thickness of feed layer, improved broken mill effect Rate, grinding roller 2-4 and mill 2-1 are not directly contacted under the abnormal conditions such as fracture, avoid Vertical Mill sand making machine from vibrating, to speed reducer 1-3 has protective effect.It avoids the liner plate 2-3 of grinding roller 2-4 and mill to dry grind simultaneously, mitigates the liner plate 2-3 of grinding roller 2-1 and mill Abrasion, extend grinding roller and liner plate service life.

Grinding roller uses two sets of self-aligning roller bearings, and the seal chamber of self-aligning roller bearing extends to outside broken cylinder, not with dust-laden Gas contact, only can make the self-aligning roller bearing of grinding roller not into ash with simple packing seal.Grinding roller 2-2 in the utility model Both ends can change use, extend service life.

Motor 1-1 realizes speed regulation using variable-frequency motor, and by adjusting the revolving speed of mill 2-1, control material stops in grinding area The time is stayed, the fineness and sand production rate of finished sand are controlled.Using speed reducer 1-3 with small in size, light-weight, reduction ratio is big, transmission The advantages that high-efficient.Milling device 2 makes the material being broken form the uniform and stable material bed of thickness on mill 2-1.

In order to make crusher chamber runner more smooth, when design, removes the Vertical Mill vane of original vertical impact crusher, to drop The low height of blocking material ring 2-6, keeps blanking more smooth, changes simultaneously grinding roller 2-2 mounted angle, makes the central axis of roller set 2-4 Rough and torn area is formed to its that centripetal side region, roller, which covers, forms thin broken area between the central axis of 2-4 and the rib of mill 2-1, slightly Broken area and thin broken distinguish the bright sand ability processed for being conducive to improve equipment.

The utility model transmission device 1 is located at the lower part of entire Vertical Mill sand making machine, and both band movable grinding disc 2-1 was rotated, and also to hold The pressure of milling applied by mill, material, the weight of grinding roller and pressurizing device.

Mill 2-1 shape is dish type, and material has certain abrasion to mill and grinding roller when due to operating, so filling on mill There is replaceable liner plate 2-3, the replaceable roller equipped with wheel the form of the foetus covers 2-4 on grinding roller 2-2, and roller set 2-4 may wear to certain journey It can be turned around after degree using prolonging its service life.

The material of roller set 2-4 and liner plate 2-3 is high chromium alloy material or surface overlaying material: being answered using the anti-height of TB2106 Power welding rod, hardness reach HRC60 ± 3, and wearability is strong.

Further, the milling device 2 is evenly distributed in 3 along broken cylinder 5-1, and each milling device 2 is corresponding Equipped with a pressurizing device；The motor 1-1 is located between two pressurizing devices of arbitrary neighborhood, referring to fig. 2.

Further, the upper and lower two sides of the pressing plate 4-23 of the elastic device 4-2 are respectively equipped with unworn liner 4-25, Isolation board 4-26 is additionally provided between unworn liner 4-25 and spring 4-24.

Further, the bottom surface of the disk of the mill 2-1 above the annular groove 7-1 of the corresponding lower case 7 is detachable It is equipped with material scraping plate 2-5.

Further, the shell wall of the lower case 7 at corresponding material scraping plate 2-5 is equipped with manhole, the manhole upper cover Equipped with access panel 7-2.After material scraping plate abrasion, the manhole that can open lower case is adjusted material scraping plate or more It changes.

Further, the wheel an ancient measure portion of the top of the inside cell wall of the annular groove 7-1 of the lower case 7 and mill 2-1 is outer Another gap is equipped between wall, the top of the inside cell wall of annular groove 7-1 is equipped with rubber ring 2-9 and blocks another gap.

Further, cambridge ring 2-8 is nested between roller set 2-4 and grinding roller 2-2.Grinding roller 2-2 is oblique peace Dress, cambridge ring 2-8 are compressed, and it is convenient that more roll change covers 2-4.

Further, the lateral wall of the shield 4-6 is equipped with through-hole；The pressurizing device 3 is equipped with fixing seat 3-1, the fixing seat 3-1 are located at the outside of shield 4-6, the fixing seat 3-1 in high skewed in the low inside in outside, One end of the inside top connection support bar 3-2 of fixing seat 3-1, the other end of support rod 3-2 connect oblique after the through-hole Auxiliary support is played the nearly bottom end of arm 4-5 to oblique arm 4-5.

Further, poly- ammonia is equipped with positioned at the inner wall of the lower case 7 of the partition 2-10 or more is detachable respectively The wear-resisting lining papers 9 of ester.The discharge port size of Vertical Mill sand making machine is sufficiently large, because of the device for discharging 6 for having a large amount of sand to pass through lower case 7 Discharge, puts forward higher requirements in this example the wearability of lower case 7, increases polyurethane wear resistant lining papers 9 in lower case 7, right Lower case 7 carries out anti-wear protection, extends the life-cycle of complete machine, while the material keeps blanking more smooth.

Further, the transmission device is equipped with lubricating system, and the lubricating system uses 17 fuel feeding of petrol station, and Lubricating system is equipped with oil pressure automatic protective system, keeps complete unit safe and reliable.

In addition, the feed hopper 5-2 and device for discharging 6 of the utility model neutrality mill sand making machine add all-sealed remove Dirt device makes Vertical Mill sand making machine working chamber generally in micro-vacuum state, prevents fugitive dust and emits powder.

Claims (10)

1. a kind of Vertical Mill sand making machine, it is characterised in that:

Including transmission device (1), milling device (2), pressurizing device (3), limiting device (4), feeding device (5), lower case (7), device for discharging (6)；

The transmission device (1) includes motor (1-1), shaft coupling (1-2), speed reducer (1-3)；The speed reducer (1-3) Horizontal direction input shaft bore in using shaft coupling (1-2) connection motor (1-1) output shaft；The speed reducer (1-3) it is vertical A turntable (1-31) is met to output shaft axis；

The feeding device (5) includes the feed hopper (5-2) for being crushed cylinder (5-1), being shelved on broken cylinder (5-1) inner top, Gap between feed hopper (5-2) and the barrel of broken cylinder (5-1) forms crusher chamber；On the barrel of the broken cylinder (5-1) Equipped with grinding roller hole (5-3)；

The lower case (7) is fixed on the bottom of the broken cylinder (5-1), is set as inside the bottom edge of the lower case (7) The upward annular groove of notch (7-1)；

The device for discharging (6) is located at the bottom surface of the annular groove (7-1) of the lower case (7)；The limiting device (4) is set In the periphery of transmission device (1) comprising support base elastic device one end (4-2) is equipped with the oblique of bulb and supports column (4-3), right angle Connecting plate (4-4), oblique arm (4-5)；The elastic device (4-2) includes spring cylinder (4-21), telescopic mast (4-22), spring (4-24), the bottom plate (4-27) for being fixed on the bottom end spring cylinder (4-21)；The inner surface of the bottom plate (4-27) is equipped with counterbore, stretches One end of contracting column (4-22) is embedded in counterbore, and the other end of telescopic mast runs through the top surface of spring cylinder (4-21), is located at spring cylinder Outer telescopic mast (4-22) in (4-21) its it is radially fixed have pressing plate (4-23), between pressing plate (4-23) and bottom plate (4-27) Telescopic mast (4-22) on be arranged with spring (4-24)；The top surface of the support base (4-1) is in low oblique in the high inside in outside The bottom surface of the bottom plate (4-27) of elastic device (4-2) is fixed in face on the inclined-plane, and the top of telescopic mast (4-22), which abuts, tiltedly supports column The bulb of (4-3), tiltedly the end of the straight panel in the other end to column (4-3) fixed right-angle connecting plate (4-4), supports column with oblique One end of lateral surface connection oblique arm (4-5) of another straight panel of (4-3) parallel right-angle connecting plate (4-4)；

The milling device (2) includes grinding roller (2-2), rotating arm (2-7), mill (2-1), the packet of the mill (2-1) The wheel an ancient measure portion for including the disk equipped with baffle and being located under disk, at least disk of the mill (2-1) are located in lower case (7) Annular groove (7-1) above, and be equipped between the top of the baffle lateral wall of the disk of mill (2-1) and lower case (7) inner wall Partition (2-10)；The upper surface of the mill (2-1) is fixed with liner plate (2-3)；The wheel an ancient measure portion of the mill (2-1) passes through down After the annular distance that the annular groove (7-1) of shell (7) encloses, make take turns an ancient measure portion bottom be located at lower case (7) lower section and with it is described Turntable (1-31) is fixedly connected；The roller set (2-4) that outer surface is arc-shaped, institute are arranged with outside one end of the grinding roller (2-2) The other end for stating grinding roller (2-2) vertically connects one end of rotating arm (2-7), and the other end of rotating arm (2-7) is along its length Equipped with kidney slot；

It is additionally provided with shield (4-6) outside the limiting device (4), the other end of the oblique arm (4-5) of limiting device (4) is through anti- It is bolted with the kidney slot of the rotating arm (2-7) of milling device (2) using pin (4-7) behind the top surface of shield (4-6)；Pin (4- 7) both ends are connect on the top surface of shield (4-6) using axis trunnion；

The pressurizing device (3) is fixed on ground comprising the reciprocal telescopic driving device equipped with telescopic rod, the work of telescopic rod Make the lateral wall of one end of the rotating arm (2-7) of the end rotation connection milling device (2)；

When pressurizing device (3) driving grinding roller (2-2) rotates inward, rotating arm (2-7) is rotated around pin (4-7), and roller set (2-4) is worn The grinding roller hole (5-3) is crossed to be located above mill (2-1) afterwards, there are gap between roller set (2-4) and liner plate (2-3), and liner plate The upper surface of (2-3) is set as agreeing with the cambered surface of roller set (2-4) external surface shape；The grinding roller (2-2) is in the height of outer end at this time It holds low skewed；The upper surface of the rib of the mill (2-1) is fixed with blocking material ring (2-6), makes blocking material ring (2-6) oneself It is touched by holding with roller set (2-4).

2. a kind of Vertical Mill sand making machine as described in claim 1, it is characterised in that: the milling device (2) is along broken cylinder (5- 1) be evenly distributed in 3, each milling device (2) is correspondingly provided with a pressurizing device；The motor (1-1) is located at any Between two adjacent pressurizing devices.

3. a kind of Vertical Mill sand making machine as described in claim 1, it is characterised in that: the pressing plate (4- of the elastic device (4-2) 23) upper and lower two sides are respectively equipped with unworn liner (4-25), be additionally provided between unworn liner (4-25) and spring (4-24) every From plate (4-26).

4. a kind of Vertical Mill sand making machine as described in claim 1, it is characterised in that: the annular groove (7- of the corresponding lower case (7) 1) bottom surface of the disk of the mill (2-1) above is detachable to be equipped with material scraping plate (2-5).

5. a kind of Vertical Mill sand making machine as claimed in claim 4, it is characterised in that: the lower case (7) at corresponding material scraping plate (2-5) Shell wall be equipped with manhole, the manhole upper cover be equipped with access panel (7-2).

6. a kind of Vertical Mill sand making machine as described in claim 1, it is characterised in that: the annular groove (7-1) of the lower case (7) Another gap, the inside cell wall of annular groove (7-1) are equipped between the top of inside cell wall and the outer wall in the wheel an ancient measure portion of mill (2-1) Top be equipped with rubber ring (2-9) and block another gap.

7. a kind of Vertical Mill sand making machine as described in claim 1, it is characterised in that: the roller set (2-4) and grinding roller (2-2) it Between be nested with cambridge ring (2-8).

8. a kind of Vertical Mill sand making machine as described in claim 1, it is characterised in that: on the lateral wall of the shield (4-6) Equipped with through-hole；The pressurizing device (3) is equipped with fixing seat (3-1), and the fixing seat (3-1) is located at shield (4-6) Outside, the fixing seat (3-1) skewed, the inside top connection support bar of fixing seat (3-1) high in the low inside in outside The one end of (3-2), the other end of support rod (3-2) connect the nearly bottom end of oblique arm (4-5) to oblique arm (4-5) after the through-hole Play Auxiliary support.

9. a kind of Vertical Mill sand making machine as described in claim 1, it is characterised in that: be located under the partition (2-10) locate up and down The inner wall of shell (7) is detachable respectively to be equipped with polyurethane wear resistant lining papers (9).

10. a kind of Vertical Mill sand making machine as described in claim 1, it is characterised in that: the transmission device is equipped with lubricating system, The lubricating system uses petrol station (17) fuel feeding, and lubricating system is equipped with oil pressure automatic protective system.