CN216172598U - Vertical dynamic large-flow grinding machine - Google Patents

Abstract

The utility model provides a vertical dynamic large-flow grinding machine, which relates to the technical field of grinding machine equipment and comprises a rack, wherein a rotating main shaft is arranged on the rack, a discharge pipe is arranged on the rotating main shaft, a grinding barrel is arranged below the rack, a hollow assembly framework is arranged in the grinding barrel, the lower end of the rotating main shaft is connected with the assembly framework, rotor plates are arranged on the assembly framework at intervals, a rotor partition plate is arranged between every two adjacent rotor plates at the upper end part of the assembly framework, a separation plate is arranged between every two adjacent rotor plates at the lower end part of the assembly framework, a gasket is arranged between every two adjacent separation plates, and a feeding port is arranged at the position where the separation plates are arranged on the assembly framework. The vertical dynamic large-flow grinding machine has the advantages of improving the sintering rate of the rotor, being beneficial to later-stage use and maintenance and reducing the cost, being capable of flexibly setting the size of the separation gap and having good compatibility.

Description

Vertical dynamic large-flow grinding machine

Technical Field

The utility model relates to the technical field of grinding machine equipment, in particular to a vertical dynamic large-flow grinding machine.

Background

The grinding machine is a processing device for dispersing, shearing and crushing materials, generally, the materials are conveyed into a cavity of the grinding machine through a feeding pipe, grinding balls are driven to move at a high speed through a grinding rotor, the grinding balls are mutually extruded and sheared to enable the particle size of the materials to be thin, and finally the ground materials are separated from the materials which are not ground and the grinding balls through a separator to enable the ground materials to be output.

The grinding rotor on the traditional grinding machine is made of ceramic materials, the sintering forming of large ceramic structural parts is difficult, the manufacturing cost is very high, invisible cracks are easy to be caused and the hidden danger of sintering is imperviousness, great challenges are brought to after-sale maintenance and cost in the later period, the defect is often found locally, the whole replacement is needed, the use cost is high, in addition, the separator is often selected according to the size of a grinding ball to be screened in the earlier period, the selection is not matched, the replacement is needed, and the operation cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model overcomes the defects in the prior art, provides the vertical dynamic large-flow grinding machine, has the characteristics of improving the sintering rate, facilitating later use and maintenance and reducing the cost, can flexibly set the size of the separation gap, and has good compatibility.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

a vertical dynamic large-flow grinder comprises a frame, a rotary main shaft is arranged on the frame, the rotating main shaft is arranged in a hollow shape, the rotating main shaft is provided with a discharge pipe, a grinding barrel is arranged below the frame, the grinding barrel is internally provided with a hollow assembly framework, the lower end of the rotating main shaft is connected with the assembly framework, rotor plates are arranged on the assembly framework at intervals, a rotor partition plate is arranged between every two adjacent rotor plates at the upper end part of the assembly framework, a separation plate is arranged between every two adjacent rotor plates at the lower end part of the assembly framework, a gasket is arranged between every two adjacent separation plates, the assembly framework is provided with a feeding port at the position of the separation plate, the feeding port is communicated with the interior of the assembly framework, and the interior of the assembly framework is communicated with the discharge pipe.

Preferably, the inner wall of the grinding barrel is provided with a first grinding plate, the rotor plate is provided with a second grinding plate, and the first grinding plate and the second grinding plate are arranged in parallel at intervals.

Preferably, the frame is provided with a feed pipe, the feed pipe with the grinding barrel intercommunication.

Preferably, the outer wall of the assembly framework is provided with a semicircular convex limiting column, the inner walls of the rotor plate, the rotor partition plate and the separation plate are provided with groove positions matched with the limiting column in shape, and the rotor plate, the rotor partition plate and the separation plate are installed on the limiting column in a penetrating and sleeving manner.

Preferably, a connecting hole is formed in the separating plate, a connecting shaft is connected in the connecting hole, and the gasket is sleeved on the connecting shaft in a penetrating mode.

Preferably, the grinding barrel includes inner wall and outer wall, the inner wall with be provided with the cooling water intermediate layer between the outer wall, the cooling water intermediate layer is connected with inlet tube and outlet pipe.

Preferably, the leakage observation tube is arranged on the frame, a mechanical seal cavity is arranged on the frame, and the leakage observation tube is communicated with the mechanical seal cavity.

Preferably, the feeding port is arranged in an inclined shape, the inclined direction corresponds to the rotation direction of the rotating main shaft, and the feeding port is annularly arranged around the assembly framework.

Preferably, a bearing is arranged on the rack, the rotating main shaft is connected to the bearing, a belt wheel is arranged on the rotating main shaft, and a rotating joint is arranged on the discharging pipe.

Compared with the prior art, the utility model has the beneficial effects that:

the rotor plate as a grinding structure and the separating plate as a separator are formed in an independent sheet mode, compared with the traditional mode, the structure is small and exquisite, the sintering rate is improved, the use and maintenance in the later period are facilitated, which rotor plate or separating plate is seriously abraded and which plate is independently replaced, the integral replacement is not needed, the cost is reduced, in addition, a gasket is arranged between every two adjacent separating plates, the distance between every two adjacent separating plates is determined by the thickness of the gasket, so that a separation gap is determined, the separation gap can be changed at any time, the cost of gap type selection errors in the earlier period is reduced, a separating screen of a vertical sand mill which is traditionally used is arranged in a rotor, but the appearance of the structural assembling framework of the design is a separator, so that the flow area is large, a rotating main shaft drives to rotate, the dynamic separation is realized, and large-particle materials or broken balls are prevented from being stuck on the separation gap, the feeding port is arranged to be inclined, the inclined direction corresponds to the rotation direction of the rotating main shaft, and the separation gap is combined with the inclined port of the feeding port, so that the large flow and smooth discharging are ensured.

Drawings

FIG. 1 is a general block diagram of a vertical dynamic high flow mill;

FIG. 2 is a schematic structural view of an assembly frame;

FIG. 3 is a top view of the rotor plate;

FIG. 4 is a top view of a rotor diaphragm;

FIG. 5 is a top view of the separator plate;

FIG. 6 is a cut-away view of the assembled skeleton;

fig. 7 is a schematic view showing a structure in which the separation plate is mounted on the mounting frame.

In the figure: 1-frame, 2-rotating main shaft, 3-discharging pipe, 4-grinding barrel, 41-first grinding plate, 42-inner wall, 43-outer wall, 5-assembly framework, 51-limiting column, 6-rotor plate, 61-second grinding plate, 7-rotor clapboard, 8-separation plate, 81-connecting hole, 9-gasket, 10-feeding hole, 11-feeding pipe, 12-groove position, 13-connecting shaft, 14-cooling water interlayer, 15-water inlet pipe, 16-water outlet pipe, 17-leakage observation pipe, 18-bearing, 19-belt wheel, 20-rotating joint and 21-mechanical seal cavity.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

As shown in fig. 1 to 7, a vertical dynamic large-flow grinder comprises a frame 1, a rotating spindle 2 is arranged on the frame 1, a bearing 18 is arranged on the frame 1, the rotating spindle 2 is connected to the bearing 18, a belt wheel 19 is arranged on the rotating spindle 2, the rotating spindle 2 is connected to an external motor through a belt arranged on the belt wheel 19, the external motor drives the belt wheel 19 to rotate through the belt, so as to drive the rotating spindle 2 to rotate, the rotating spindle 2 is arranged in a hollow shape, a discharge pipe 3 is arranged on the rotating spindle 2, ground and separated materials are discharged to external equipment along the hollow part of the rotating spindle 2 and the discharge pipe 3 for recovery, a rotary joint 20 is arranged on the discharge pipe 3, the rotary joint 20 is used for connecting the rotating spindle 2 and the discharge pipe 3, the rotary joint 20 is used for preventing the discharge pipe 3 from rotating along with the rotation of the rotating spindle 2, and is a rotary mechanical sealing component, the rotary joint 20 is prior art and will not be described in detail herein.

The lower part of a frame 1 is provided with a grinding barrel 4, the grinding barrel 4 is internally provided with an assembly framework 5 with a hollow design, the lower end of a rotating main shaft 2 is fixedly connected with the assembly framework 5 in a bolt connection mode, rotor plates 6 are arranged on the assembly framework 5 at intervals, a rotor partition plate 7 is arranged between the adjacent rotor plates 6 at the upper end part of the assembly framework 5, so that the upper end part of the assembly framework 5 forms a rotor structure which has the same function as the rotor structure of a traditional grinding machine, a separation plate 8 is arranged between the adjacent rotor plates 6 at the lower end part of the assembly framework 5, a gasket 9 is arranged between the adjacent separation plates 8, so that the lower end part of the assembly framework 5 forms a separator structure which has the same function as the separator structure of the traditional grinding machine, the gasket 9 is in a circular ring shape, and the gaskets 9 with different thicknesses can be installed between the separation plates 8 according to the actual use, thereby achieving the purpose of setting the gap size of the separator structure, it can be known from fig. 2 to 7 that, the rotor plate 6, the rotor partition plate 7, the separation plate 8 and the gasket 9 are all installed on the assembly frame 5 through the mode of wearing the cover, and independent each other, the manufacturing process is simple, can maintain the replacement alone, need not wholly scrap, the outer wall of assembly frame 5 is formed with the spacing post 51 of semicircular bulge, the inner wall of rotor plate 6, rotor partition plate 7 and separation plate 8 all is provided with the groove position 12 that matches with spacing post 51 shape, spacing post 51 uses with groove position 12 is supporting makes rotor plate 6, rotor partition plate 7 and separation plate 8 wear to cover and install on spacing post 51, rotor plate 6, rotor partition plate 7 and separation plate 8 can not take place the mutual rotation with between the assembly frame 5, and stability is good. In practical use, after the rotor plate 6, the rotor partition plate 7 and the separation plate 8 are installed on the assembly framework 5, the end plates are also installed on the upper surface and the lower surface of the assembly framework 5, and are locked on the upper surface and the lower surface of the assembly framework 5 through bolts, so that the rotor plate 6, the rotor partition plate 7, the separation plate 8 and the assembly framework 5 are axially fixed. With reference to fig. 5 and 7, the separating plates 8 are provided with connecting holes 81, the washers 9 are installed at the positions of the connecting holes 81, and after the plurality of separating plates 8 are stacked, the connecting shafts 13 are inserted into the connecting holes 81, and the washers 9 are also sleeved on the connecting shafts 13, so that the function of setting the size of the gap of the separating structure is achieved.

Install on the assembly skeleton 5 and be provided with pan feeding mouth 10 in 8 departments of separation plate, be used for installing rotor plate 6 in the top position of pan feeding mouth 10 in the assembly skeleton 5, pan feeding mouth 10 and the inside intercommunication of assembly skeleton 5, as shown in fig. 6, pan feeding mouth 10 sets to the slope form, the direction of slope corresponds with turning to of rotating spindle 2, use fig. 6 as an example, this rotating spindle 2 turns to clockwise, this design is favorable to guaranteeing large-traffic and the ejection of compact is smooth and easy, pan feeding mouth 10 cyclic annular sets up around assembly skeleton 5, help increasing ejection of compact flow. The interior of the assembly framework 5 is communicated with the discharge pipe 3, the inner wall of the grinding barrel 4 is provided with a first grinding plate 41, the rotor plate 6 is provided with a second grinding plate 61, the first grinding plate 41 and the second grinding plate 61 are arranged in parallel at intervals and do not interfere with each other, the frame 1 is provided with a feed pipe 11, the feed pipe 11 is communicated with the grinding barrel 4, external materials enter the grinding barrel 4 through the feed pipe 11 to be ground, the grinding barrel 4 comprises an inner wall 42 and an outer wall 43, a cooling water interlayer 14 is arranged between the inner wall 42 and the outer wall 43, the cooling water interlayer 14 is connected with a water inlet pipe 15 and a water outlet pipe 16, cooling water is injected through the water inlet pipe 15 to enter the cooling water interlayer 14 to cool the grinding barrel 4, the cooling water after heat exchange is discharged through the water outlet pipe 16, the leakage observation pipe 17 is arranged on the frame 1, the frame 1 is provided with a mechanical seal cavity 21, the leakage observation pipe 17 is communicated with the mechanical seal cavity 21, for checking the safe working condition of the mechanical seal.

This vertical large-traffic grinding machine's of developments theory of operation is, rotating main shaft 2 rotates and drives assembly skeleton 5 and rotate, it rotates to drive rotor plate 6 and separation plate 8 promptly, the material enters into grinding barrel 4 inside through inlet pipe 11, second grinding plate 61 at rotor plate 6 and grinding barrel 4's first grinding plate 41's effect down dispersion and powerful shearing, qualified material can enter into assembly skeleton 5 inside via the gap between the adjacent separation plate 8, and finally through rotating main shaft 2's hollow, arrange material pipe 3 and discharge and collect outside the staving.

Finally, it should be noted that: although the present invention has been described in detail with reference to the embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims (9)

1. A vertical dynamic large-flow grinder is characterized by comprising a frame, wherein a rotating main shaft is arranged on the frame, the rotating main shaft is arranged in a hollow shape, a discharge pipe is arranged on the rotating main shaft, a grinding barrel is arranged below the frame, the grinding barrel is internally provided with a hollow assembly framework, the lower end of the rotating main shaft is connected with the assembly framework, rotor plates are arranged on the assembly framework at intervals, a rotor partition plate is arranged between every two adjacent rotor plates at the upper end part of the assembly framework, a separation plate is arranged between every two adjacent rotor plates at the lower end part of the assembly framework, a gasket is arranged between every two adjacent separation plates, the assembly framework is provided with a feeding port at the position of the separation plate, the feeding port is communicated with the interior of the assembly framework, and the interior of the assembly framework is communicated with the discharge pipe.

2. The vertical dynamic large flow grinder according to claim 1, wherein the inner wall of the grinding barrel is provided with a first grinding plate, the rotor plate is provided with a second grinding plate, and the first grinding plate and the second grinding plate are arranged in parallel at intervals.

3. A vertical dynamic high flow mill according to claim 1, characterized in that the frame is provided with a feed pipe communicating with the grinding barrel.

4. The vertical dynamic large-flow grinder according to claim 1, wherein the outer wall of the assembly framework is formed with a semicircular convex limiting column, the inner walls of the rotor plate, the rotor partition plate and the separation plate are provided with groove positions matched with the limiting column in shape, and the rotor plate, the rotor partition plate and the separation plate are mounted on the limiting column in a penetrating and sleeving manner.

5. The vertical dynamic large-flow grinding machine according to claim 1, characterized in that the separation plate is provided with a connecting hole, a connecting shaft is connected in the connecting hole, and the gasket is sleeved on the connecting shaft.

6. The vertical dynamic large-flow grinding machine according to claim 1, characterized in that the grinding barrel comprises an inner wall and an outer wall, a cooling water interlayer is arranged between the inner wall and the outer wall, and the cooling water interlayer is connected with a water inlet pipe and a water outlet pipe.

7. The vertical dynamic large-flow grinding machine according to claim 6, characterized in that the frame is provided with a leakage observation tube, the frame is provided with a mechanical seal cavity, and the leakage observation tube is communicated with the mechanical seal cavity.

8. The vertical dynamic large-flow grinder according to claim 1, wherein the material inlet is arranged in an inclined shape, the inclined direction corresponds to the rotation direction of the rotating main shaft, and the material inlet is annularly arranged around the assembly framework.

9. The vertical dynamic large-flow grinder according to claim 1, wherein a bearing is provided on the frame, the rotating main shaft is connected to the bearing, a pulley is provided on the rotating main shaft, and a rotary joint is provided on the discharge pipe.

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