CN217313683U

CN217313683U - Uniform material type flour mill

Info

Publication number: CN217313683U
Application number: CN202220736671.4U
Authority: CN
Inventors: 谭开强; 覃锵
Original assignee: GUILIN HENGDA MINING MACHINERY CO Ltd
Current assignee: GUILIN HENGDA MINING MACHINERY CO Ltd
Priority date: 2022-03-30
Filing date: 2022-03-30
Publication date: 2022-08-30
Anticipated expiration: 2032-03-30

Abstract

The utility model discloses a homocline formula milling machine, its crocus host computer is including locating the host computer cover section of thick bamboo on the base, before having seted up on the host computer cover section of thick bamboo, back access door and inlet pipe, form the district of milling between the grinding roller of the grinding roller device in the host computer cover section of thick bamboo and the grinding ring in the base, the host computer cover section of thick bamboo is equipped with a blanking cover section of thick bamboo outward, the last nozzle butt joint grader of a blanking cover section of thick bamboo, the lower nozzle of a blanking cover section of thick bamboo seals on the crown plate on the host computer cover section of thick bamboo, a blanking cover section of thick bamboo, form the blanking ring chamber between a host computer cover section of thick bamboo and the crown plate, the blanking ring chamber is cut apart into two above hourglass hopper-shaped blanking districts by many slant stock guides, the discharge gate in each blanking district is seted up on a host computer cover section of thick bamboo, each discharge gate dislocation in the inlet pipe and with the feed inlet parallel and level. The utility model discloses collect in each blanking district of blanking ring chamber the unqualified powder that scatters in a jumble in the host computer cover section of thick bamboo in unison to concentrate on the district feed back of milling and directly mill unqualified powder through each discharge gate of seting up on the host computer cover section of thick bamboo, effectively improved output and crocus efficiency.

Description

Uniform material type flour mill

Technical Field

The utility model relates to a grinding equipment specifically is a homocline formula milling machine.

Background

The pulverizer is the most widely applied equipment in the mineral powder industry.

The pulverizer comprises a main pulverizer body, a classifier, a blower, a cyclone collector, a pipeline device and the like, wherein the main pulverizer body comprises a frame, an air return box, a scraper knife, a grinding roller, a grinding ring, a cover cylinder and a motor.

After the materials are crushed to the required granularity, the materials are conveyed to a storage hopper by a lifter and then are uniformly and continuously conveyed into a cover cylinder of a main grinding machine by a vibrating feeder, a grinding roller swings outwards to be tightly pressed on a grinding ring under the action of centrifugal force during rotation, the materials are shoveled and conveyed to a grinding area between the grinding roller and the grinding ring by a shovel blade to be ground, fine powder after grinding of the materials is brought into a classifier along with circulating air of an air blower to be sorted, unqualified powder with the fineness being too coarse falls back to be reground, and qualified fine powder enters a cyclone collector along with air flow and is discharged through a powder outlet pipe to be a finished product.

Unqualified powder is scattered on the whole circumferential grinding surface of the grinding ring in the cover cylinder, and the real and effective grinding position of the powder is the rolling position of the grinding roller on the grinding ring, so that a lot of powder falls out of a grinding area without being ground, and needs to be shoveled and conveyed to the grinding area again by a shovel blade to be continuously ground, which is one of the reasons that the yield of the grinding machine in unit time is low and the efficiency is low.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model aims to solve the technical problem that an increase of production and efficiency's homocline formula milling machine has been provided.

The technical scheme of the uniform material pulverizer capable of solving the technical problems comprises a main pulverizing machine, wherein the main pulverizing machine comprises a main machine cover cylinder arranged on a base, the main machine cover cylinder is provided with a front access door, a rear access door and a feeding pipe, a grinding roller device is arranged in the main machine cover cylinder, a grinding area is formed between a grinding roller of the grinding roller device and a grinding ring in the base, the difference is that a blanking cover cylinder is coaxially arranged outside the main machine cover cylinder, the upper opening of the blanking cover cylinder is butted with the grading cover cylinder of the grading machine, the lower opening of the blanking cover cylinder is sealed on the ring plate on the main machine cover cylinder, a blanking ring cavity of unqualified powder is formed among the blanking cover cylinder, the main machine cover cylinder and the ring plate, the blanking ring chamber is cut apart into two above hopper-shaped blanking districts by many slant stock guides, and the discharge gate in each blanking district is seted up on the host computer cover section of thick bamboo, and each discharge gate misplaces in the inlet pipe and with the feed inlet parallel and level of inlet pipe.

Furthermore, an opening which avoids opening and closing of the access door is formed in the blanking cover cylinder, and a concave door-shaped baffle plate for sealing a blanking annular cavity is arranged among the blanking cover cylinder at the opening position, the main machine cover cylinder and the annular plate.

Furthermore, the two blanking areas are symmetrically arranged on the left and right.

Conventionally, the blanking cover barrel is provided with a through opening for the feeding pipe to pass through.

The utility model has the advantages that:

the utility model discloses the homocline formula milling machine is through setting up blanking cover section of thick bamboo outside main engine cover section of thick bamboo to collect in the each blanking district of blanking ring chamber between blanking cover section of thick bamboo and the main engine cover section of thick bamboo with the unqualified powder that scatters in a jumble in a main engine cover section of thick bamboo in unison, and concentrate unqualified powder in the district's feed back of milling and directly be milled through the discharge gate in each blanking district of seting up on the main engine cover section of thick bamboo, effectively improved output and crocus efficiency.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a front view of a combination structure of an outer cylinder and a cover cylinder in the embodiment of fig. 1.

Fig. 3 is a top view of fig. 2.

Fig. 4 is a side view of fig. 2.

Fig. 5 is an isometric view of the pod of fig. 2.

And (3) identifying the figure number: 1. a base; 2. a host hood; 3. a classifier; 3-1, grading the cover cylinder; 4. an access door; 5. a feed pipe; 6. a discharge port; 7. grinding the roller; 8. grinding a ring; 9. a blanking cover cylinder; 9-1, opening; 10. a blanking ring cavity; 11. a material guide plate; 12. a gate-type baffle; 13. a ring plate; 14. a return air tank; 15. a plum blossom frame; 16. a main shaft; 17. a grinding roller device; 18. a lower bearing mechanism; 19. a scraper knife device.

Detailed Description

The technical solution of the present invention will be further explained with reference to the embodiments shown in the drawings.

The utility model discloses a material-uniforming type pulverizer, including the crocus host computer, the crocus host computer includes grader 3, host computer cover barrel 2, base 1 and grinding roller device, air return box 14 is equipped with around base 1, host computer cover barrel 2 installs on base 1, is provided with access door 4 on the front (the first half barrel promptly) of host computer cover barrel 2, is equipped with inlet pipe 5 on the back (the latter half barrel promptly) of host computer cover barrel 2, the feed inlet of inlet pipe 5 corresponds in access door 4 lower part, is equipped with grinding roller device 17 in the host computer cover barrel 2, grinding roller device 17 installs on main shaft 16 through plum blossom frame 15, main shaft 16 installs in the seat hole central authorities of base 1 through lower bearing mechanism 18, forms the district of milling through grinding roller 7 that hangs from above on the grinding roller cover of circumference equipartition and locate between the grinding ring 8 of base 1 seat drill way, the seat hole bottom of base 1 is provided with circumference equipartition (along with the synchronous rotation of main shaft 16), the scraper knife device 19 shovels the materials at the bottom of the seat hole to the grinding area for grinding, as shown in fig. 1.

The outer coaxial blanking cover cylinder 9 that is equipped with of the host computer cover cylinder 2, the last nozzle of blanking cover cylinder 9 is flush with the last nozzle of host computer cover cylinder 2 and connects on the grading cover cylinder 3-1 of grading machine 3, the lower nozzle of blanking cover cylinder 9 seals on the ring plate 13 that is coaxial to set up on host computer cover cylinder 2, form the blanking ring chamber 10 that upper portion is open between ring plate 13, host computer cover cylinder 2 and the blanking cover cylinder 9, set up opening 9-1 on blanking cover cylinder 9 and ring plate 13 corresponding to access door 4, be equipped with the concave door type baffle 12 that seals blanking ring chamber 10 between host computer cover cylinder 2, blanking cover cylinder 9 and the ring plate 13 of opening 9-1 position, door type baffle 12 includes the vertical baffle that arc overhead gage and arc overhead gage both ends left and right set up, has seted up the opening on blanking cover cylinder 9 corresponding to the feed inlet and has supplied the inlet pipe 5 to get into, seal on inlet pipe 5, as shown in fig. 1, 2, 3, 4 and 5.

In the blanking ring cavity 10, the upper portions of the left and right vertical baffles of the gate-shaped baffle 12 are respectively provided with two material guide plates 11 which are obliquely arranged at the left and right lower sides, the orifice of the blanking ring cavity 10 at the center above the feeding port of the feeding pipe 5 is respectively provided with two material guide plates 11 which are obliquely arranged at the left and right lower sides, the left front and rear material guide plates 11 divide the left half part of the blanking ring cavity 10 into a funnel-shaped blanking area, the right half part of the blanking ring cavity 10 is divided into another funnel-shaped blanking area by the front and rear material guide plates 11 at the right side, the left and right discharge ports 6 of the two blanking areas are arranged on the rear half cylinder body of the main machine cover cylinder 2 at the bottom of the blanking ring cavity 10 and are symmetrical to the feeding port at the left and right, and the left and right discharge ports 6 are located at the same height position as the feeding port, as shown in fig. 2, fig. 3, fig. 4 and fig. 5.

The utility model discloses an operation mode does:

the materials entering from the feed inlet 5 are crushed and milled in the milling area, the generated fine powder and coarse powder reach the classifier 3 in the main machine cover barrel 2 along with the ascending air flow, the qualified fine powder is sorted and collected by the classifier 3, the unqualified coarse powder falls back along the edge of the classifying cover barrel 3-1 of the classifier 3, the unqualified coarse powder falling back enters the left blanking area and the right blanking area of the blanking annular cavity 10 to be collected, the collected unqualified coarse powder falls to the corresponding discharge port 6 along the guide plate 11 and falls to the milling area from the discharge port 6 to be milled intensively, the probability that the unqualified coarse powder falls to the milling area without being milled is avoided, and the unqualified coarse powder and the new materials can only be shoveled to the milling area by the shovel blade device 19 to be milled again.

Claims

1. Homocline formula milling machine, including the crocus host computer, the crocus host computer is including locating a host computer cover section of thick bamboo (2) on base (1), be equipped with preceding, after access door (4) and inlet pipe (5) on the host computer cover section of thick bamboo (2), be equipped with grinding roller device (17) in the host computer cover section of thick bamboo (2), it mills district, its characterized in that to form between grinding roller (7) of grinding roller device (17) and the grinding ring (8) in base (1): the outer coaxial blanking cover section of thick bamboo (9) that is equipped with of host computer cover section of thick bamboo (2), the last nozzle of blanking cover section of thick bamboo (9) docks the hierarchical cover section of thick bamboo (3-1) of grader (3), and the lower nozzle of blanking cover section of thick bamboo (9) seals on crown plate (13) on host computer cover section of thick bamboo (2), forms unqualified powder blanking ring chamber (10) between blanking cover section of thick bamboo (9), host computer cover section of thick bamboo (2) and crown plate (13), blanking ring chamber (10) are cut apart into more than two by many slant stock guide (11) and are leaked hopper-shaped blanking district, and discharge gate (6) in each blanking district are seted up on host computer cover section of thick bamboo (2), and each discharge gate (6) are misplaced in inlet pipe (5) and with the feed inlet parallel and level of inlet pipe (5).

2. A homogeneous mill according to claim 1, wherein: openings (9-1) avoiding the access door (4) are formed in the blanking cover cylinder (9) and the ring plate (13), and concave door-shaped baffles (12) for sealing the blanking ring cavity (10) are arranged among the blanking cover cylinder (9), the main machine cover cylinder (2) and the ring plate (13) at the positions of the openings (9-1).

3. Homogeneous mill according to claim 2, characterized in that: the two blanking areas are symmetrically arranged left and right.

4. A homogeneous mill according to any one of claims 1 to 3, wherein: the blanking cover cylinder (9) is provided with a through hole for the inlet pipe (5) to enter.