CN214183293U - Cement milling machine for cement production - Google Patents

Abstract

The utility model discloses a cement milling machine for cement manufacture, which comprises a housin, the top of casing begins to have the feed inlet, one side fixedly connected with feed back pipe of casing, the first motor of feed back pipe top fixedly connected with, the feed back intraductal screw conveyor axle that is equipped with, screw conveyor axle is connected with the output transmission of first motor. The utility model discloses a setting of first filter screen and second filter screen is favorable to filtering after first crushing roller is polished and is accomplished, first arc wall is arc movement route in first spout simultaneously, make the efficiency of sieving higher, the raw materials that do not sieve the completion get into the feed back pipe and polish again in being transported back the feed back mouth by spiral material conveying shaft until sieving completely, the second crushing roller is polished and is accomplished the back, the second filter screen carries out the secondary to the raw materials and sieves, unfinished raw materials get into again and polish again in being transported back the feed back mouth by spiral material conveying shaft in the feed back pipe until sieving completely, make the effect of polishing more even.

Description

Cement milling machine for cement production

Technical Field

The utility model relates to a cement manufacture field, concretely relates to cement milling machine for cement manufacture.

Background

A hydraulic inorganic cementing material in the form of powder is prepared from lime stone, sand and iron through mixing with water, stirring to become slurry, hardening in air or water, and adhering sand and stone together.

But it is when the in-service use, when carrying out the crocus to the ore raw materials, because the ore raw materials size is uneven, the milling machine is not complete to the ore grinding, leads to the phenomenon that cement powder granule is not of uniform size, can influence the quality and the price of cement.

Therefore, it is necessary to invent a cement mill for cement production to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a cement milling machine for cement manufacture, setting through first filter screen and second filter screen, be favorable to polishing at first crushing roller and accomplish the back and filter, first arc wall is the arc motion route in first spout simultaneously, the raw materials that do not sieve the completion get into the feed back pipe and polish again in being transported back the feed back mouth by spiral fortune material axle until sieving completely, the second crushing roller is polished the completion after, the second filter screen carries out the secondary to the raw materials and sieves, unfinished raw materials get into again and transport back the feed back mouth by spiral fortune material axle in and polish again until sieving completely, make the effect of polishing more even careful with the above-mentioned weak point in the solution technology.

In order to achieve the above object, the present invention provides the following technical solutions: a cement grinding mill for cement production comprises a shell, wherein a feed inlet is formed in the top of the shell, a feed back pipe is fixedly connected to one side of the shell, a first motor is fixedly connected to the top of the feed back pipe, a spiral conveying shaft is arranged in the feed back pipe and is in transmission connection with the output end of the first motor, a partition plate is fixedly connected to the inner wall of the shell, a grinding cavity and a driving cavity are formed in the shell, a second motor is fixedly connected to the bottom of the driving cavity, a first rotating shaft is arranged on one side of the second motor, the output end of the second motor is in transmission connection with the first rotating shaft through a belt, second rotating shafts are arranged on the top of the first rotating shaft, the number of the second rotating shafts is three, one second rotating shaft is in transmission connection with the first rotating shaft through a belt, and first gears are fixedly connected to the outer walls of the three second rotating shafts, the three first gears are distributed in parallel, the first gears at two sides are meshed with the first gear at the middle part, the top of the second rotating shaft is provided with a third rotating shaft, the outer walls of the three third rotating shafts are fixedly connected with the second gears, the second gears at two sides are meshed with the second gear at the middle part, a fourth rotating shaft is arranged between the second rotating shaft and the third rotating shaft, a belt is arranged between one second rotating shaft, one third rotating shaft and the fourth rotating shaft, one second rotating shaft, one third rotating shaft and the fourth rotating shaft are connected through the belt in a transmission way, the second rotating shaft, the third rotating shaft and the fourth rotating shaft penetrate through a partition plate, a first crushing roller is arranged in the powder grinding cavity and fixedly connected with the third rotating shaft, a second crushing roller is arranged at the bottom of the first crushing roller and fixedly connected with the second rotating shaft, a first arc-shaped frame is arranged between the first crushing roller and the second crushing roller, the inner wall of the first arc-shaped frame is fixedly connected with a first filter screen, two sides of the inner wall of the shell are respectively provided with a first sliding chute, the two first sliding chutes are connected with two sides of the first arc-shaped frame in a sliding manner, the top of one first sliding chute is provided with a first opening, the bottom of the second crushing roller is provided with a second arc-shaped frame, the inner wall of the second arc-shaped frame is fixedly connected with a second filter screen, the bottom of the first sliding chute is provided with a second sliding chute, the two second sliding chutes are connected with two sides of the second arc-shaped frame in a sliding manner, the top of one second sliding chute is provided with a second opening, the first arc-shaped frame and the second arc-shaped frame are arranged in an inclined manner, a square groove is arranged between the first sliding chute and the second sliding chute, a push-pull plate is connected in the square groove in a sliding manner, the top of the push-pull plate is fixedly connected with a first cross rod, the top of the first cross rod is connected with the first arc-shaped frame in a rotating manner, and the bottom of the push-pull plate is fixedly connected with a second cross rod, second horizontal pole bottom is rotated with the second arc frame and is connected, one side fixedly connected with dwang of fourth pivot, the dwang bottom is equipped with the driven lever, the torsional spring has been cup jointed to the outer wall of driven lever, the one end and the baffle fixed connection of torsional spring, the other end and the driven lever fixed connection of torsional spring, push-and-pull plate and dwang phase-match, dwang and driven lever phase-match, the driven lever, the casing bottom is equipped with the discharge gate.

Preferably, the bottom of the shell is fixedly connected with a support frame.

Preferably, the inner walls of the first sliding groove and the second sliding groove are fixedly connected with limiting blocks, and the cross sections of the limiting blocks are rectangular.

Preferably, the two sides of the first filter screen and the second filter screen are fixedly connected with shielding plates which are arranged in an inclined manner.

Preferably, the mesh number of the second filter screen is larger than that of the first filter screen, and the first filter screen and the second filter screen are distributed in parallel.

Preferably, one side of each of the first crushing roller and the second crushing roller is provided with abrasive teeth, the abrasive teeth are fixedly connected with the inner wall of the shell, and the number of the abrasive teeth is set to be multiple.

In the technical scheme, the utility model provides a technological effect and advantage:

1. through the arrangement of the first filter screen and the second filter screen, the filtering is favorably carried out after the first crushing roller is polished, meanwhile, the first arc-shaped groove is in an arc-shaped movement path in the first sliding groove, the sieving efficiency is higher, raw materials which are not sieved are conveyed back to the feed inlet by the spiral conveying shaft to be polished again until being completely sieved, the working efficiency of the first crushing roller is higher, after the second crushing roller is polished, the raw materials are secondarily sieved by the second filter screen, unfinished raw materials are conveyed back to the feed inlet by the spiral conveying shaft again to be polished again until being completely sieved, and the polishing effect is more uniform and fine;

2. drive first crushing roller, second crushing roller, first filter screen, second filter screen simultaneous working through the second motor for the utilization ratio of second motor is higher, reduces manufacturing cost.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a side sectional view of the present invention;

fig. 2 is a rear sectional view of the present invention;

fig. 3 is a front cross-sectional view of the present invention;

fig. 4 is a schematic view of a first opening and a second opening of the present invention;

fig. 5 is a schematic structural view of the first filter screen and the second filter screen of the present invention;

fig. 6 is a schematic structural view of the rotating rod and the driven rod of the present invention.

Description of reference numerals:

1 shell, 2 feed inlets, 3 material return pipes, 4 spiral conveying shafts, 5 first motors, 6 partition plates, 7 grinding cavities, 8 driving cavities, 9 second motors, 10 first rotating shafts, 11 second rotating shafts, 12 first gears, 13 third rotating shafts, 14 second gears, 15 fourth rotating shafts, 16 first crushing rollers, 17 second crushing rollers, 18 first arc-shaped frames, 19 first filter screens, 20 first sliding grooves, 21 first openings, 22 second arc-shaped frames, 23 second filter screens, 24 second sliding grooves, 25 second openings, 26 square grooves, 27 push-pull plates, 28 first cross bars, 29 second cross bars, 30 rotating bars, 31 driven bars, 32 discharge ports, 33 supporting frames, 34 limiting blocks, 35 shielding plates, 36 grinding teeth and 37 torsion springs.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

The utility model provides a cement mill for cement production as shown in figures 1-6, which comprises a shell 1, wherein the top of the shell 1 is provided with a feed inlet 2, one side of the shell 1 is fixedly connected with a feed back pipe 3, the top of the feed back pipe 3 is fixedly connected with a first motor 5, a screw conveying shaft 4 is arranged in the feed back pipe 3, the screw conveying shaft 4 is in transmission connection with the output end of the first motor 5, the inner wall of the shell 1 is fixedly connected with a baffle 6, a grinding cavity 7 and a driving cavity 8 are arranged in the shell 1, the bottom of the driving cavity 8 is fixedly connected with a second motor 9, one side of the second motor 9 is provided with a first rotating shaft 10, the output end of the second motor 9 is connected with the first rotating shaft 10 through belt transmission, the top of the first rotating shaft 10 is provided with a second rotating shaft 11, the number of the second rotating shafts 11 is three, one of the second rotating shafts 11 is connected with the first rotating shaft 10 through a belt in a transmission manner, the outer walls of the three second rotating shafts 11 are fixedly connected with first gears 12, the three first gears 12 are distributed in parallel, the first gears 12 on two sides are meshed with the first gear 12 in the middle, a third rotating shaft 13 is arranged at the top of each second rotating shaft 11, second gears 14 are fixedly connected with the outer walls of the three third rotating shafts 13, the second gears 14 on two sides are meshed with the second gear 14 in the middle, a fourth rotating shaft 15 is arranged between each second rotating shaft 11 and the corresponding third rotating shaft 13, a belt is arranged between one second rotating shaft 11, one third rotating shaft 13 and the fourth rotating shaft 15, one second rotating shaft 11, one third rotating shaft 13 and the fourth rotating shaft 15 are connected through a belt in a transmission manner, the second rotating shaft 11, the third rotating shaft 13 and the fourth rotating shaft 15 penetrate through the partition plate 6, a first crushing roller 16 is arranged in the powder grinding cavity 7, the first crushing roller 16 is fixedly connected with the third rotating shaft 13, the bottom of the first crushing roller 16 is provided with a second crushing roller 17, the second crushing roller 17 is fixedly connected with the second rotating shaft 11, a first arc-shaped frame 18 is arranged between the first crushing roller 16 and the second crushing roller 17, the inner wall of the first arc-shaped frame 18 is fixedly connected with a first filter screen 19, two sides of the inner wall of the shell 1 are respectively provided with a first sliding chute 20, two first sliding chutes 20 are slidably connected with two sides of the first arc-shaped frame 18, the top of one first sliding chute 20 is provided with a first opening 21, the bottom of the second crushing roller 17 is provided with a second arc-shaped frame 22, the inner wall of the second arc-shaped frame 22 is fixedly connected with a second filter screen 23, the bottom of the first sliding chute 20 is provided with a second sliding chute 24, two second sliding chutes 24 are slidably connected with two sides of the second arc-shaped frame 22, the top of one second sliding chute 24 is provided with a second opening 25, the first arc-shaped frame 18 and the second arc-shaped frame 22 are obliquely arranged, a square groove 26 is arranged between the first sliding groove 20 and the second sliding groove 24, a push-pull plate 27 is slidably connected in the square groove 26, a first cross rod 28 is fixedly connected to the top of the push-pull plate 27, the top of the first cross rod 28 is rotatably connected with the first arc-shaped frame 18, a second cross rod 29 is fixedly connected to the bottom of the push-pull plate 27, the bottom of the second cross rod 29 is rotatably connected with the second arc-shaped frame 22, a rotating rod 30 is fixedly connected to one side of the fourth rotating shaft 15, a driven rod 31 is arranged at the bottom of the rotating rod 30, a torsion spring 37 is sleeved on the outer wall of the driven rod 31, one end of the torsion spring 37 is fixedly connected with the partition plate 6, the other end of the torsion spring 27 is fixedly connected with the driven rod 31, the push-pull plate 27 is matched with the rotating rod 30, the rotating rod 30 is matched with the driven rod 31, and the driven rod 31, the bottom of the shell 1 is provided with a discharge hole 32.

Further, in above-mentioned technical scheme, casing 1 bottom fixedly connected with support frame 33 is favorable to supporting casing 1, makes the milling machine can be better fixed subaerial.

Further, in the above technical scheme, first spout 20 and 24 inner wall tops of second spout are fixedly connected with stopper 34, stopper 34's cross-section sets up to the rectangle, and stopper 34's setting is favorable to carrying on spacingly to the motion of first arc frame 18 and second arc frame 22.

Further, in above-mentioned technical scheme, first filter screen 19 and second filter screen 23 both sides fixedly connected with shielding plate 35, shielding plate 35 is the slope setting, and shielding plate 35's setting is favorable to avoiding the raw materials to drop from the both sides of first filter screen 19 and second filter screen 23.

Further, in the above technical scheme, the mesh number of the second filter screen 23 is greater than the mesh number of the first filter screen 19, the first filter screen 19 and the second filter screen 23 are distributed in parallel, the first filter screen 18 is mainly used for filtering larger raw materials, and the second filter screen 23 is used for filtering raw materials which are not polished, so that the possibility of uneven sizes of cement particles is favorably reduced.

Further, in the above technical solution, the abrasive teeth 36 are arranged on one side of each of the first crushing roller 16 and the second crushing roller 17, the abrasive teeth 36 are fixedly connected with the inner wall of the housing 1, the number of the abrasive teeth 36 is set to be plural, and the arrangement of the abrasive teeth 26 is beneficial to auxiliary polishing of the raw material falling to the edge of the housing 1, so that the polishing efficiency is higher.

This practical theory of operation:

referring to the attached drawings 1-6 of the specification, when the pulverizer works, firstly, raw materials are added from a feeding port 2, then a first motor 5 and a second motor 9 are started, the second motor 9 drives a first crushing roller 16 to grind the raw materials once, simultaneously, a fourth rotating shaft 15 rotates to enable a rotating rod 30 to rotate, one end of the rotating rod 30 contacts the top of a push-pull plate 27 to drive the push-pull plate 27 to move upwards, one end of the rotating rod 30 contacts a driven rod 31 to enable the driven rod 31 to rotate, the rotating rod 31 contacts the bottom of the push-pull plate 27 to drive the push-pull plate 27 to move downwards, a first cross rod 28 and a second cross rod 29 on the push-pull plate 27 drive a first filter screen 19 and a second filter screen 23 to move to sieve the raw materials, the sieved raw materials fall into a second crushing roller 17 to be ground again, the raw materials which are not sieved are arranged under the condition that the first filter screen 19 and the second filter screen 23 are inclined, entering a material return pipe 3, driving a spiral conveying shaft 4 to ascend to a position where a feeding hole 2 enters a first crushing roller 16 to be polished again until the raw material is completely filtered by a first motor 5, entering a second crushing roller 17 to be polished, falling to a position where a second filter screen 23 is screened, conveying the raw material which does not pass through the second filter screen 23 into the material return pipe 3 from the spiral conveying shaft 4 to the feeding hole 2 to enter the first crushing roller 16 to be polished again until the raw material is completely filtered, conveying the raw material which is polished by the second crushing roller 17 to a discharging hole 32 to finish processing after passing through the second filter screen 23;

referring to the attached fig. 1-6 of the specification, the second motor 9 drives the first crushing roller 16, the second crushing roller 17, the first filter screen 19 and the second filter screen 23 to work simultaneously, so that the utilization rate of the second motor 9 is higher, and the production cost is reduced.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims (6)

1. The utility model provides a cement milling machine for cement manufacture, includes casing (1), its characterized in that: the feeding device is characterized in that a feeding hole (2) is formed in the top of the shell (1), a material return pipe (3) is fixedly connected to one side of the shell (1), a first motor (5) is fixedly connected to the top of the material return pipe (3), a spiral material conveying shaft (4) is arranged in the material return pipe (3), the spiral material conveying shaft (4) is in transmission connection with the output end of the first motor (5), a partition plate (6) is fixedly connected to the inner wall of the shell (1), a grinding cavity (7) and a driving cavity (8) are arranged in the shell (1), a second motor (9) is fixedly connected to the bottom of the driving cavity (8), a first rotating shaft (10) is arranged on one side of the second motor (9), the output end of the second motor (9) is in transmission connection with the first rotating shaft (10) through a belt, a second rotating shaft (11) is arranged on the top of the first rotating shaft (10), and the number of the second rotating shafts (11) is three, wherein one second rotating shaft (11) is connected with the first rotating shaft (10) through belt transmission, the outer walls of the three second rotating shafts (11) are fixedly connected with first gears (12), the three first gears (12) are distributed in parallel, the first gears (12) at two sides are meshed with the first gear (12) at the middle part, a third rotating shaft (13) is arranged at the top of the second rotating shaft (11), the outer walls of the three third rotating shafts (13) are fixedly connected with second gears (14), the second gears (14) at two sides are meshed with the second gear (14) at the middle part, a fourth rotating shaft (15) is arranged between the second rotating shaft (11) and the third rotating shaft (13), a belt is arranged between one second rotating shaft (11), one third rotating shaft (13) and the fourth rotating shaft (15), one second rotating shaft (11), one third rotating shaft (13) and the fourth rotating shaft (15) are connected through belt transmission, the second rotating shaft (11), the third rotating shaft (13) and the fourth rotating shaft (15) penetrate through the partition board (6), a first crushing roller (16) is arranged in the powder grinding cavity (7), the first crushing roller (16) is fixedly connected with the third rotating shaft (13), a second crushing roller (17) is arranged at the bottom of the first crushing roller (16), the second crushing roller (17) is fixedly connected with the second rotating shaft (11), a first arc-shaped frame (18) is arranged between the first crushing roller (16) and the second crushing roller (17), a first filter screen (19) is fixedly connected to the inner wall of the first arc-shaped frame (18), first sliding grooves (20) are formed in two sides of the inner wall of the shell (1), the two first sliding grooves (20) are slidably connected with two sides of the first arc-shaped frame (18), a first opening (21) is formed in the top of one first sliding groove (20), a second arc-shaped frame (22) is arranged at the bottom of the second crushing roller (17), the inner wall of the second arc-shaped frame (22) is fixedly connected with a second filter screen (23), the bottom of the first sliding chute (20) is provided with second sliding chutes (24), the two second sliding chutes (24) are connected with the two sides of the second arc-shaped frame (22) in a sliding manner, the top of one second sliding chute (24) is provided with a second open pore (25), the first arc-shaped frame (18) and the second arc-shaped frame (22) are obliquely arranged, a square groove (26) is arranged between the first sliding chute (20) and the second sliding chute (24), a push-pull plate (27) is connected in the square groove (26) in a sliding manner, the top of the push-pull plate (27) is fixedly connected with a first cross rod (28), the top of the first cross rod (28) is rotationally connected with the first arc-shaped frame (18), the bottom of the push-pull plate (27) is fixedly connected with a second cross rod (29), and the bottom of the second cross rod (29) is rotationally, one side fixedly connected with dwang (30) of fourth pivot (15), dwang (30) bottom is equipped with driven lever (31), torsional spring (37) have been cup jointed to the outer wall of driven lever (31), the one end and baffle (6) fixed connection of torsional spring (37), the other end and driven lever (31) fixed connection of torsional spring (37), push-and-pull plate (27) and dwang (30) phase-match, dwang (30) and driven lever (31) phase-match, driven lever (31), casing (1) bottom is equipped with discharge gate (32).

2. A cement mill for cement production according to claim 1, characterized in that: the bottom of the shell (1) is fixedly connected with a support frame (33).

3. A cement mill for cement production according to claim 1, characterized in that: the inner walls of the first sliding groove (20) and the second sliding groove (24) are fixedly connected with limiting blocks (34), and the cross sections of the limiting blocks (34) are rectangular.

4. A cement mill for cement production according to claim 1, characterized in that: first filter screen (19) and second filter screen (23) both sides fixedly connected with shielding plate (35), shielding plate (35) are the slope setting.

5. A cement mill for cement production according to claim 1, characterized in that: the mesh number of the second filter screen (23) is larger than that of the first filter screen (19), and the first filter screen (19) and the second filter screen (23) are distributed in parallel.

6. A cement mill for cement production according to claim 1, characterized in that: abrasive teeth (36) are arranged on one sides of the first crushing roller (16) and the second crushing roller (17), the abrasive teeth (36) are fixedly connected with the inner wall of the shell (1), and the number of the abrasive teeth (36) is set to be multiple.

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