CN213287110U

CN213287110U - Grinding machine for calcium carbonate processing

Info

Publication number: CN213287110U
Application number: CN202021645684.8U
Authority: CN
Inventors: 张付贵; 张付松; 范森; 杨建春; 张贵茹; 张资; 张贵彭; 张小雪; 张露
Original assignee: Nanyang Modern Stone Material Co Ltd
Current assignee: Nanyang Modern Stone Material Co Ltd
Priority date: 2020-08-10
Filing date: 2020-08-10
Publication date: 2021-05-28
Anticipated expiration: 2030-08-10

Abstract

The utility model discloses a grinding machine for processing calcium carbonate, which comprises a machine case, wherein the top of the machine case is fixedly provided with a variable frequency motor, the inside of the machine case is provided with a rotating shaft, a plurality of sets of grinding devices are fixedly sleeved on the shaft body of the rotating shaft, each grinding device comprises an annular base fixedly sleeved on the rotating shaft, a coarse grinding cylinder is fixedly inserted on the annular base, and a grinding rod, a fine grinding cylinder and a slide block are arranged inside the coarse grinding cylinder. The application range of the grinding machine is improved, and the grinding fineness is improved.

Description

Grinding machine for calcium carbonate processing

Technical Field

The invention belongs to the field of raw material grinding equipment, and particularly relates to a grinding machine for processing calcium carbonate.

Background

Calcium carbonate is an inorganic compound, commonly known as: limestone, stone powder, marble and the like, which are common substances on the earth, exist in aragonite, calcite, chalk, limestone, marble, travertine and other rocks, are also main components of animal bones or shells, and calcium carbonate is an important building material and has wide industrial application; the grinding device is very critical in the production process of the light calcium carbonate, the working performance of the grinding device directly influences the product quality of the light calcium carbonate, the existing grinding device is difficult to grind light calcium carbonate blocks with different sizes, the multistage grinding effect cannot be achieved, and the ground light calcium carbonate powder is low in fineness.

Disclosure of Invention

An object of the utility model is to provide a machine is ground with processing to calcium carbonate to solve the problem of mentioning in the above-mentioned background art.

A grinding machine for processing calcium carbonate comprises a machine case, wherein a variable frequency motor is fixedly arranged at the top of the machine case, a rotating shaft is arranged in the machine case, the top of the rotating shaft penetrates through and extends out of the machine case and is fixedly connected with a motor output shaft of the variable frequency motor through a coupler, a plurality of sets of grinding devices are fixedly sleeved on a shaft body of the rotating shaft and comprise an annular base fixedly sleeved on the rotating shaft, a plurality of slots are formed in the annular base, coarse grinding cylinders are fixedly inserted in the slots through fastening screws respectively, second coarse grinding blades are fixedly arranged on the periphery of the coarse grinding cylinders, grinding rods, fine grinding cylinders and sliding blocks are arranged in the coarse grinding cylinders, the inner side ends of the grinding rods are fixedly connected with the inner walls of the coarse grinding cylinders, the fine grinding cylinders are fixedly connected with the sliding blocks and are sleeved on the grinding rods in a sliding mode, grinding cutter layers are fixedly arranged on the periphery of the fine grinding cylinders, springs are further sleeved on the grinding rods, and the two ends, the periphery of the grinding rod is fixedly provided with a rough grinding blade, and the end part of the grinding rod is fixedly provided with a grinding head.

Preferably, the grinding rod and the rough grinding cylinder are both cylindrical structures, and the rough grinding blade and the second rough grinding blade are both spiral structures with thin outer diameter and thick inner diameter.

Preferably, smash the sword layer and constitute by a plurality of crushing tool bits, a plurality of crushing tool bits are evenly laid in the periphery of thin grinding section of thick bamboo along the axle center of thin grinding section of thick bamboo, the cross-section of smashing the tool bit is isosceles trapezoid structure, and has seted up the sawtooth on smashing the tool bit.

Preferably, the outside end of the rough grinding cylinder is also provided with a check ring for preventing the sliding block from being separated, and the check ring and the rough grinding cylinder are of an integrally formed structure.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses a inverter motor drives the pivot and carries out the variable speed rotation, it can stretch out and draw back repeatedly in the corase grind section of thick bamboo to make crushing sword layer, make grinding member can carry out more abundant grinding to the powder of quick-witted incasement, this device loading and unloading are simple, it is convenient to overhaul, can be according to the automatic structure that changes grinding tool of the rotational speed of motor, improve traditional grinding rod into the grinding head, the structure that rough grinding sword and crushing sword cooperation ground, can grind the light calcium carbonate piece that differs in size, the application scope of machine is ground has been improved, the fineness of grinding has been improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention without limiting the invention in which:

fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a conventional state and an extended state of the polishing apparatus according to the present invention;

fig. 3 is a schematic view of the extending manner of the middle fine grinding cylinder of the present invention.

In the figure: 1. a variable frequency motor; 2. a chassis; 3. a rotating shaft; 4. a grinding device; 5. a grinding head; 6. coarsely grinding a blade; 7. grinding a rod; 8. a second rough grinding blade; 9. roughly grinding the cylinder; 10. a slot; 11. an annular base; 12. fastening screws; 13. finely grinding the cylinder; 14. crushing the cutter layer; 15. a slider; 16. a spring; 17. and a retainer ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

Referring to fig. 1-3, a grinding machine for processing calcium carbonate comprises a machine case 2, the machine case 2 should include conventional components such as a feeding hopper and a discharging port, which are not described herein again, a variable frequency motor 1 is fixedly disposed at the top of the machine case 2, the variable frequency motor is connected with a mains supply, a rotating shaft 3 is disposed inside the machine case 2, the top of the rotating shaft 3 penetrates and extends out of the machine case 2 and is fixedly connected with a motor output shaft of the variable frequency motor 1 through a coupling, a plurality of sets of grinding devices 4 are fixedly sleeved on a shaft body of the rotating shaft 2, each grinding device 4 includes an annular base 11 fixedly sleeved on the rotating shaft 2, a plurality of slots 10 are disposed on the annular base 11, a rough grinding cylinder 9 is fixedly inserted into each slot 10 through a fastening screw 12, a second rough grinding blade 8 is fixedly disposed at the periphery of the rough grinding cylinder 9, a grinding rod 7, a fine grinding cylinder 13 and a, the inner side end of the grinding rod 7 is fixedly connected with the inner wall of the rough grinding cylinder 9, the fine grinding cylinder 13 and the sliding block 15 are fixedly connected and slidably sleeved on the grinding rod 7, the outer side end of the rough grinding cylinder 9 is also provided with a check ring 17 for preventing the sliding block 15 from falling off, the check ring 17 and the rough grinding cylinder 9 are of an integrated structure, the periphery of the fine grinding cylinder 13 is fixedly provided with a grinding cutter layer 14, the grinding rod 7 is further sleeved with a spring 16, two ends of the spring 16 are respectively fixedly connected with the inner side end of the sliding block 15 and the inner wall of the rough grinding cylinder 9, the periphery of the grinding rod 7 is further fixedly provided with a rough grinding cutter blade 6, the end part of the grinding rod 7 is fixedly provided with a grinding head 5, the grinding head 5 can be made of diamond materials, the grinding rod 7 and the rough grinding cylinder 9 are of structures, the rough grinding cutter blade 6 and the second rough grinding cutter blade 8 are of spiral structures with thin outer diameter and thick inner diameter, the grinding cutter layer 14 is composed of, the section of the crushing cutter head is of an isosceles trapezoid structure, and the crushing cutter head is provided with sawteeth.

The utility model discloses a theory of operation is: start inverter motor 1, under the drive of frequency conversion electric current, the motor can drive pivot 3 and carry out the variable speed rotation in quick-witted case 2, when the rotational speed accelerates, slider 15 overcomes spring 16's resistance and drives thin grinding barrel 13 and stretch out from roughly grinding barrel 9, make crushing sword layer 14 cover the afterbody of roughly grinding blade 6, carry out high-speed shearing grinding to the calcium carbonate granule by crushing sword layer 14, when the rotational speed slows down, crushing sword layer 14 will retract in roughly grinding barrel 9 under spring 16's elastic action again, the flexible powder that can carry out more abundant grinding to quick-witted case 2 repeatedly of crushing sword layer 14.

Although the present invention has been described in detail with reference to the foregoing 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 invention.

Claims

1. A grinding machine for processing calcium carbonate comprises a machine box (2), and is characterized in that: the top of the machine case (2) is fixedly provided with a variable frequency motor (1), a rotating shaft (3) is arranged in the machine case (2), the top of the rotating shaft (3) penetrates through and extends out of the machine case (2) and is fixedly connected with a motor output shaft of the variable frequency motor (1) through a coupler, a plurality of grinding devices (4) are fixedly sleeved on a shaft body of the rotating shaft (3), each grinding device (4) comprises an annular base (11) fixedly sleeved on the rotating shaft (3), a plurality of slots (10) are formed in the annular base (11), coarse grinding cylinders (9) are fixedly inserted in the slots (10) through fastening screws (12), second coarse grinding blades (8) are fixedly arranged on the periphery of each coarse grinding cylinder (9), grinding rods (7), fine grinding cylinders (13) and sliding blocks (15) are arranged in the coarse grinding cylinders (9), the inner side ends of the grinding rods (7) are fixedly connected with the inner walls of the coarse grinding cylinders (9), the grinding device is characterized in that a fine grinding cylinder (13) and a sliding block (15) are fixedly connected and slidably sleeved on a grinding rod (7), a grinding cutter layer (14) is fixedly arranged on the periphery of the fine grinding cylinder (13), a spring (16) is further sleeved on the grinding rod (7), two ends of the spring (16) are fixedly connected with the inner side end of the sliding block (15) and the inner wall of a coarse grinding cylinder (9) respectively, a coarse grinding blade (6) is further fixedly arranged on the periphery of the grinding rod (7), and a grinding head (5) is fixedly arranged at the end part of the grinding rod (7).

2. The grinding mill for processing calcium carbonate according to claim 1, wherein: grind pole (7) and corase grind a section of thick bamboo (9) and be cylindric structure, corase grind blade (6) and second corase grind blade (8) are the thin heliciform structure of internal diameter thickness of external diameter.

3. The grinding mill for processing calcium carbonate according to claim 1, wherein: smash sword layer (14) and constitute by a plurality of crushing tool bits, a plurality of crushing tool bits evenly lay in the periphery of thin grinding section of thick bamboo (13) along the axle center of thin grinding section of thick bamboo (13), the cross-section of smashing the tool bit is isosceles trapezoid structure, and has seted up the sawtooth on smashing the tool bit.

4. The grinding mill for processing calcium carbonate according to claim 1, wherein: the outside end of the rough grinding cylinder (9) is also provided with a check ring (17) for preventing the sliding block (15) from disengaging, and the check ring (17) and the rough grinding cylinder (9) are of an integrally formed structure.