CN112679122A

CN112679122A - Portland cement production line

Info

Publication number: CN112679122A
Application number: CN202110139130.3A
Authority: CN
Inventors: 汪园青; 高晓祥
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-01
Filing date: 2021-02-01
Publication date: 2021-04-20

Abstract

The invention relates to the field of cement production, and particularly discloses a portland cement production line which comprises a stirring mechanism, wherein a vibrating mechanism is arranged in the stirring mechanism, the lower end of the stirring mechanism is fixedly connected with a conveying mechanism, one end of the conveying mechanism, which is far away from the stirring mechanism, is fixedly provided with a grinding mechanism, a driving mechanism is jointly and fixedly connected between the grinding mechanism and the conveying mechanism, when the portland cement production line is used, a first rotating rod is driven to rotate by a driving motor, the first rotating rod drives the stirring rod to stir raw materials of a stirring barrel, meanwhile, the first rotating rod can synchronously drive a pushing rod to rotate, the pushing rod can abut against an impact block and push the impact block to the interior of an annular cavity when rotating, when the pushing rod rotates away, the pushing to the impact block is released, and at the moment, a spring can push the impact block to move and impact the barrel wall of the stirring barrel, further avoiding the raw materials from being adhered or remaining and crusting on the inner wall of the stirring barrel.

Description

Portland cement production line

Technical Field

The invention relates to a cement production line, in particular to a portland cement production line, and belongs to the field of cement production.

Background

The silicate cement is a hydraulic cementing material prepared by grinding less than 5% of limestone or granulated blast furnace slag and a proper amount of gypsum, and is generally prepared by firstly stirring and mixing various raw materials by a stirrer, then grinding the mixture into powder, and then transporting the ground powder into a cement bin for storage.

The stirring device used in the existing portland cement production is easy to adhere to or leave a part of raw materials on the inner wall of the stirring device after stirring and mixing various raw materials, and the raw materials can collide with an internal stirring structure after remaining crusts inside the stirring device, so that the operation of the stirring structure is influenced, and therefore a portland cement production line is necessary to be provided.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a portland cement production line.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a portland cement production line, includes an rabbling mechanism, the inside of rabbling mechanism is provided with one and vibrates the mechanism, conveying mechanism of lower extreme fixedly connected with of rabbling mechanism, conveying mechanism keeps away from the one end fixed mounting of rabbling mechanism and has one to grind the mechanism, grind a actuating mechanism of common fixedly connected with between mechanism and the conveying mechanism.

Concretely, rabbling mechanism includes a agitator, fixed mounting is located at the center of agitator upper surface has a feed hopper, a backup pad of feed hopper's upper end opening part fixedly connected with, fixed mounting has a support frame in the backup pad, fixed mounting has a driving motor on the support frame, driving motor's output passes through a first pivot pole of shaft coupling fixedly connected with, the lower extreme of first pivot pole runs through feed hopper and extends to in the agitator, a plurality of puddlers of city symmetry form fixedly connected with on being located the pole wall in the agitator are changeed pole position.

Specifically, the vibration mechanism comprises a ring cavity, the ring cavity is arranged in the stirring barrel in a surrounding manner, a ring hole is formed in the inner cavity wall of the ring cavity in a penetrating manner, the ring cavity is communicated with the stirring barrel through the ring hole, a plurality of mounting grooves are formed in the cavity wall of the ring cavity, a spring is fixedly connected to the bottoms of the mounting grooves, a plurality of mounting rods are fixedly connected to the ends of the springs, far away from the bottoms of the mounting grooves, and extend into the ring cavity, a plurality of impact blocks which are vertically arranged are fixedly connected to the ends, located in the ring cavity, of the mounting rods respectively, two pushing rods which are arranged in an arc shape are fixedly connected to the first rotating rod wall corresponding to the position of the ring hole, and the ends, far away from the first rotating rod, of the two pushing rods extend into the ring cavity in a penetrating manner, one ends of the two push rods, which are positioned in the annular cavity, are respectively abutted against the two impact blocks.

Specifically, conveying mechanism includes a transport cylinder, transport cylinder fixed mounting is at the lower surface of agitator, run through between transport cylinder and the agitator and seted up a connecting hole, be linked together through the connecting hole between transport cylinder and the agitator, be connected with a second dwang through the bearing rotation between the relative section of thick bamboo wall of transport cylinder, the wherein one end of second dwang runs through the corresponding section of thick bamboo wall of transport cylinder and runs through outside extending to transport cylinder, fixedly connected with a slice is the transport blade of heliciform setting on the pole wall that the second dwang is located transport cylinder, a unloading pipe of fixedly connected with on the lower extreme section of thick bamboo wall that transport cylinder kept away from agitator one end.

Specifically, the grinding mechanism comprises a grinding box, the grinding box is fixedly connected to a pipe orifice at the lower end of the blanking pipe, a third rotating rod is rotatably connected to the box wall at the upper end of the grinding box through a bearing, the lower end of the third rotating rod penetrates through and extends into the grinding box, a grinding seat is fixedly connected to the inner box wall of the grinding box, a grinding hole is formed in the grinding seat in a penetrating mode, the lower end of the third rotating rod penetrates through and extends into the grinding hole and is fixedly sleeved with a grinding block, and the grinding block is sleeved in the grinding hole.

Specifically, actuating mechanism includes a double-end driving motor, double-end driving motor fixed mounting base grinds the upper surface of case, shaft coupling fixed connection is passed through on one of them end of double-end driving motor the top at the third dwang, first bevel gear of double-end driving motor other end output end through shaft coupling fixedly connected with corresponds a second bevel gear of fixedly connected with on the second dwang of first bevel gear position, first bevel gear meshes with the second bevel gear mutually.

Specifically, the lower extreme of first rotation pole runs through and extends to the connecting hole in, just fixed the cover on the pole wall that first rotation pole is located the connecting hole has connect a slice to be the jacking blade that the heliciform set up, the upper end drill way of jacking blade through connection hole runs through and extends to the agitator in.

Specifically, the inner box wall of the bottom end of the grinding box is arranged in an inclined manner, a discharge pipe is fixedly connected to the inner box wall of the bottom end of the grinding box, and the discharge pipe penetrates through the corresponding box wall of the grinding box and extends outwards.

The invention has the beneficial effects that:

(1) according to the portland cement production line, the stirring barrel, the feeding hopper, the supporting plate, the driving motor, the first rotating rod, the stirring rod, the jacking blades, the supporting frame, the annular cavity, the annular hole, the mounting groove, the spring, the mounting rod, the impact block and the pushing rod are arranged, when the portland cement production line is used, the driving motor drives the first rotating rod to rotate, the first rotating rod drives the stirring rod to stir raw materials of the stirring barrel, meanwhile, the first rotating rod can synchronously drive the pushing rod to rotate, the pushing rod can abut against the impact block and push the impact block to the inside of the annular cavity when rotating, when the pushing rod rotates away, the pushing to the impact block is released, at the moment, the spring can push the impact block to move and impact the barrel wall of the stirring barrel, and further, the raw materials can be prevented from being adhered to the inner wall of the stirring barrel or remaining crusts.

(2) According to the portland cement production line, the conveying cylinder, the connecting hole, the second rotating rod, the conveying blade, the discharging pipe, the grinding box, the third rotating rod, the grinding seat, the grinding hole, the grinding block, the discharging pipe, the double-head driving motor, the first bevel gear and the second bevel gear are arranged, when the portland cement production line is used, the double-head driving motor is started, the double-head driving motor drives the second rotating rod to rotate through transmission among the bevel gears, the second rotating rod drives the conveying blade to convey the hydraulic cementing material entering the conveying cylinder into the grinding box, meanwhile, the double-head driving motor drives the third rotating rod to drive the grinding block to grind the hydraulic cementing material, and then the ground powder can be conveyed into the cement bin through the discharging pipe to be stored.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural view of a portland cement production line according to the present invention;

FIG. 2 is a schematic view of a connection structure of a stirring mechanism, a vibrating mechanism and a conveying mechanism in a portland cement production line according to the present invention;

FIG. 3 is a schematic view of a connection structure of a conveying mechanism, a grinding mechanism and a driving mechanism in a portland cement production line according to the present invention;

FIG. 4 is a schematic structural diagram of a hopper in a portland cement production line according to the present invention;

FIG. 5 is a sectional view of a top view of a portland cement manufacturing line according to the present invention;

FIG. 6 is a schematic top view of a portland cement manufacturing line according to the present invention;

FIG. 7 is an enlarged schematic view of a portion A of a Portland cement line drawing 1 according to the present invention.

In the figure: 1. a stirring mechanism; 11. a stirring barrel; 12. a feed hopper; 13. a support plate; 14. a drive motor; 15. a first rotating lever; 16. a stirring rod; 17. jacking the blade; 18. a support frame; 2. a vibration mechanism; 21. an annular cavity; 22. an annular aperture; 23. mounting grooves; 24. a spring; 25. mounting a rod; 26. an impact block; 27. a push rod; 3. a conveying mechanism; 31. a delivery cartridge; 32. connecting holes; 33. a second rotating lever; 34. a conveying blade; 35. a discharging pipe; 4. a grinding mechanism; 41. grinding a box; 42. a third rotating rod; 43. a grinding seat; 44. grinding the hole; 45. grinding blocks; 46. a discharge pipe; 5. a drive mechanism; 51. a double-headed drive motor; 52. a first bevel gear; 53. a second bevel gear.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

As shown in fig. 1-7, the portland cement production line according to the present invention includes a stirring mechanism 1, a vibrating mechanism 2 disposed inside the stirring mechanism 1, a conveying mechanism 3 fixedly connected to a lower end of the stirring mechanism 1, a grinding mechanism 4 fixedly mounted on an end of the conveying mechanism 3 away from the stirring mechanism 1, a driving mechanism 5 fixedly connected between the grinding mechanism 4 and the conveying mechanism 3, when in use, the raw materials are stirred by the stirring mechanism 1, and the stirring mechanism 1 drives the oscillating mechanism 2 to operate, so that no raw material remains in the stirring mechanism 1 to cause incrustation, then the driving mechanism 5 can be started, the driving mechanism 5 drives the conveying mechanism 3 to operate, the conveying mechanism 3 conveys the stirred hydraulic cementing material into the grinding mechanism 4, and the driving mechanism 5 drives the grinding mechanism 4 to align for grinding operation.

Specifically, the stirring mechanism 1 includes a stirring barrel 11, a feeding funnel 12 is fixedly installed at the center of the upper surface of the stirring barrel 11, a supporting plate 13 is fixedly connected to an upper end opening of the feeding funnel 12, a supporting frame 18 is fixedly installed on the supporting plate 13, a driving motor 14 is fixedly installed on the supporting frame 18, an output end of the driving motor 14 is fixedly connected with a first rotating rod 15 through a coupler, a lower end of the first rotating rod 15 penetrates through the feeding funnel 12 and extends into the stirring barrel 11, a plurality of stirring rods 16 are fixedly connected to the first rotating rod 15 on the rod wall in the stirring barrel 11 in a symmetrical manner, a lower end of the first rotating rod 15 penetrates through and extends into a connecting hole 32, a jacking blade 17 in a spiral shape is fixedly sleeved on the rod wall of the first rotating rod 15 in the connecting hole 32, an upper end of the jacking blade 17 penetrates through an upper end orifice of the connecting hole 32 and extends into the stirring barrel 11, the vibrating mechanism 2 comprises an annular cavity 21, the annular cavity 21 is annularly arranged inside the stirring barrel 11, an annular hole 22 is formed in the wall of an inner cavity of the annular cavity 21 in a penetrating mode, the annular cavity 21 is communicated with the stirring barrel 11 through the annular hole 22, a plurality of mounting grooves 23 are formed in the wall of the annular cavity 21, a spring 24 is fixedly connected to the bottoms of the mounting grooves 23, a mounting rod 25 is fixedly connected to one end, away from the bottom of the mounting groove 23, of each spring 24, one end, away from the spring 24, of each mounting rod 25 extends into the annular cavity 21 in a penetrating mode, a plurality of vertically-arranged impact blocks 26 are fixedly connected to one end, located in the annular cavity 21, of each mounting rod 25, two pushing rods 27 which are arranged in an arc shape are fixedly connected to the rod wall of the first rotating rod 15 corresponding to the position of the annular hole 22, and one ends, away from the first rotating rod 15, of the two pushing, one end of each of the two pushing rods 27 located in the annular cavity 21 abuts against two of the striking blocks 26, the driving motor 14 is firstly started, the driving motor 14 drives the first rotating rod 15 to rotate, the first rotating rod 15 drives the stirring rod 16 to rotate, at this time, the raw materials can be poured into the feeding hopper 12, the raw materials in the feeding hopper 12 fall into the stirring barrel 11, at this time, the raw materials can be stirred by rotating the stirring rod 16, at the same time, the first rotating rod 15 drives the pushing rods 27 to rotate, the pushing rods 27 abut against the striking blocks 26 and push the striking blocks 26 to the inside of the annular cavity 21 when rotating, when the pushing rods 27 rotate away, the pushing to the striking blocks 26 can be released, at this time, the springs 24 push the mounting rods 25 to move under the support of the mounting grooves 23, the mounting rods 25 push the striking blocks 26 to move, and the striking blocks 26 can move until the cavity walls of the annular cavity 21 strike, and then can drive the inner barrel wall of agitator 11 and vibrate to can avoid the raw materials to glue or remain the crust on the inner wall of agitator 11.

Specifically, the conveying mechanism 3 includes a conveying cylinder 31, the conveying cylinder 31 is fixedly installed on the lower surface of the stirring barrel 11, a connecting hole 32 is formed between the conveying cylinder 31 and the stirring barrel 11, the conveying cylinder 31 is communicated with the stirring barrel 11 through the connecting hole 32, a second rotating rod 33 is rotatably connected between the opposite cylinder walls of the conveying cylinder 31 through a bearing, one end of the second rotating rod 33 penetrates through the corresponding cylinder wall of the conveying cylinder 31 and extends to the outside of the conveying cylinder 31, a spiral conveying blade 34 is fixedly connected to the rod wall of the second rotating rod 33 in the conveying cylinder 31, a discharging pipe 35 is fixedly connected to the lower cylinder wall of one end of the conveying cylinder 31 away from the stirring barrel 11, the grinding mechanism 4 includes a grinding box 41, the grinding box 41 is fixedly connected to a pipe orifice at the lower end of the discharging pipe 35, a third rotating rod 42 is rotatably connected to the upper end wall of the grinding box 41 through a bearing, the lower end of the third rotating rod 42 extends into the grinding box 41, the inner box wall of the grinding box 41 is fixedly connected with a grinding seat 43, a grinding hole 44 is formed in the grinding seat 43 in a penetrating manner, the lower end of the third rotating rod 42 extends into the grinding hole 44 in a penetrating manner and is fixedly sleeved with a grinding block 45, the grinding block 45 is sleeved in the grinding hole 44, the driving mechanism 5 comprises a double-head driving motor 51, the double-head driving motor 51 is fixedly arranged on the upper surface of the grinding box 41, one end of the double-head driving motor 51 is fixedly connected to the top end of the third rotating rod 42 through a coupler, the output end of the other end of the double-head driving motor 51 is fixedly connected with a first bevel gear 52 through a coupler, a second bevel gear 53 is fixedly connected to a second rotating rod 33 corresponding to the position of the first bevel gear 52, the first bevel gear 52 is meshed with the second bevel gear 53, the inner box wall at, and a discharge pipe 46 is fixedly connected to the inner wall of the bottom end of the grinding box 41, the discharge pipe 46 penetrates through the corresponding wall of the grinding box 41 and extends outwards, the raw material in the stirring barrel 11 can enter the conveying cylinder 31 through the connecting hole 32 after being stirred, at this time, the double-headed driving motor 51 can be started, the double-headed driving motor 51 can drive the first bevel gear 52 to rotate, the first bevel gear 52 can drive the second rotating rod 33 to rotate through meshing with the second bevel gear 53, the second rotating rod 33 can drive the conveying blade 34 to rotate, because the conveying blade 34 is spirally arranged, the conveying blade 34 can convey the gelled hydraulic material entering the conveying cylinder 31 to the blanking pipe 35, and then the gelled hydraulic material is discharged into the grinding box 41 through the blanking pipe 35 until the gelled material falls into the grinding hole 44 on the grinding seat 43, at this time, the double-headed driving motor 51 can simultaneously drive the third rotating rod 42 to rotate, the third rotating rod 42 drives the grinding block 45 to rotate synchronously, so that the hydraulic cementing material can be ground through friction between the grinding block 45 and the grinding hole 44, and the ground powder can fall to the bottom of the grinding box 41, and due to the inclined bottom of the grinding box 41, the powder can slide down the slope into the discharge pipe 46 and is transported into the cement silo through the discharge pipe 46 for storage.

When the material mixing device is used, firstly, the driving motor 14 is started, the driving motor 14 drives the first rotating rod 15 to rotate, the first rotating rod 15 drives the stirring rod 16 to rotate, at the moment, the material can be poured into the feeding hopper 12, the material in the feeding hopper 12 falls into the stirring barrel 11, at the moment, the material can be stirred by rotating the stirring rod 16, meanwhile, the first rotating rod 15 drives the pushing rod 27 to rotate, the pushing rod 27 abuts against a plurality of impact blocks 26 and pushes the impact blocks 26 to the inside of the annular cavity 21 when rotating, when the pushing rod 27 rotates and leaves, the pushing to the impact blocks 26 can be removed, at the moment, the spring 24 pushes the mounting rod 25 to move under the support of the mounting groove 23, the mounting rod 25 pushes the impact blocks 26 to move, the impact blocks 26 can move until the cavity wall of the annular cavity 21 wants to impact, and further, the inner barrel wall of the stirring barrel 11 can be driven to vibrate, so as to avoid the adhesion or residual crusting of the raw material on the inner wall of the mixing barrel 11, and at the same time, the raw material in the mixing barrel 11 can enter the conveying barrel 31 through the connecting hole 32 after the mixing is completed, at this time, the double-headed driving motor 51 can be started, the double-headed driving motor 51 can drive the first bevel gear 52 to rotate, the first bevel gear 52 can drive the second rotating rod 33 to rotate through the engagement with the second bevel gear 53, the second rotating rod 33 can drive the conveying blade 34 to rotate, because the conveying blade 34 is spirally arranged, the conveying blade 34 can convey the hydraulic cementing material entering the conveying barrel 31 to the discharging pipe 35, and then the hydraulic cementing material is discharged to the grinding box 41 through the discharging pipe 35 until the hydraulic cementing material falls into the grinding hole 44 on the grinding seat 43, at this time, the double-headed driving motor 51 can simultaneously drive the third rotating rod 42 to rotate, and the third rotating rod 42 can drive the grinding block 45 to synchronously rotate, furthermore, the hydraulic cementing material can be ground by the friction between the grinding block 45 and the grinding hole 44, and the ground powder falls to the bottom of the grinding box 41, and due to the inclined bottom of the grinding box 41, the powder falls into the discharge pipe 46 along the slope and is transported to the cement silo through the discharge pipe 46 for storage.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a portland cement production line, includes a rabbling mechanism (1), its characterized in that, the inside of rabbling mechanism (1) is provided with one and vibrates mechanism (2), conveying mechanism (3) of lower extreme fixedly connected with of rabbling mechanism (1), the one end fixed mounting that the rabbling mechanism (1) was kept away from in conveying mechanism (3) has one to grind mechanism (4), grind actuating mechanism (5) of common fixedly connected with between mechanism (4) and conveying mechanism (3).

2. A portland cement production line as recited in claim 1, wherein: rabbling mechanism (1) is including an agitator (11), fixed mounting is located at the center of agitator (11) upper surface has a feed hopper (12), backup pad (13) of upper end opening part fixedly connected with of feed hopper (12), fixed mounting has a support frame (18) on backup pad (13), fixed mounting has a driving motor (14) on support frame (18), the output of driving motor (14) passes through a first pole (15) of rotating of shaft coupling fixedly connected with, the lower extreme of first pole (15) runs through feed hopper (12) and extends to in agitator (11), a plurality of puddlers (16) of city symmetry form fixedly connected with on being located the pole wall in agitator (11) of first pole (15).

3. A portland cement production line as recited in claim 1, wherein: the vibration mechanism (2) comprises an annular cavity (21), the annular cavity (21) is arranged in the stirring barrel (11) in a surrounding mode, an annular hole (22) is formed in the inner cavity wall of the annular cavity (21) in a penetrating mode, the annular cavity (21) is communicated with the stirring barrel (11) through the annular hole (22), a plurality of mounting grooves (23) are formed in the cavity wall of the annular cavity (21), a plurality of springs (24) are fixedly connected to the bottoms of the mounting grooves (23), a plurality of mounting rods (25) are fixedly connected to the ends, far away from the bottoms of the mounting grooves (23), of the springs (24), a plurality of mounting rods (25) are arranged in the annular cavity (21) in a penetrating mode, and a plurality of impact blocks (26) are vertically arranged and fixedly connected to the ends, located in the annular cavity (21), of the mounting rods (25), correspond on the first action bars (15) pole wall of annular hole (22) position fixedly connected with two catch bars (27) that are the arc setting, two in the one end that catch bar (27) kept away from first action bars (15) all runs through and extends to annular chamber (21), two the one end that catch bar (27) are located annular chamber (21) offsets in two of them striking blocks (26) respectively.

4. A portland cement production line as recited in claim 1, wherein: the conveying mechanism (3) comprises a conveying cylinder (31), the conveying cylinder (31) is fixedly arranged on the lower surface of the stirring barrel (11), a connecting hole (32) is arranged between the conveying cylinder (31) and the stirring barrel (11) in a penetrating way, the conveying cylinder (31) is communicated with the stirring barrel (11) through a connecting hole (32), a second rotating rod (33) is rotatably connected between the opposite cylinder walls of the conveying cylinder (31) through a bearing, one end of the second rotating rod (33) penetrates through the corresponding cylinder wall of the conveying cylinder (31) and extends out of the conveying cylinder (31), a spiral conveying blade (34) is fixedly connected to the rod wall of the second rotating rod (33) in the conveying cylinder (31), a blanking pipe (35) is fixedly connected to the lower end cylinder wall of one end, far away from the stirring barrel (11), of the conveying cylinder (31).

5. A portland cement production line as recited in claim 1, wherein: the grinding mechanism (4) comprises a grinding box (41), the grinding box (41) is fixedly connected to a pipe orifice at the lower end of the discharging pipe (35), a third rotating rod (42) is rotatably connected to the wall of the upper end of the grinding box (41) through a bearing, the lower end of the third rotating rod (42) penetrates and extends into the grinding box (41), a grinding seat (43) is fixedly connected to the inner wall of the grinding box (41), a grinding hole (44) is formed in the grinding seat (43) in a penetrating mode, a grinding block (45) is fixedly sleeved on the lower end of the third rotating rod (42) and extends into the grinding hole (44), and the grinding block (45) is sleeved in the grinding hole (44).

6. A portland cement production line as recited in claim 1, wherein: actuating mechanism (5) include a double-end driving motor (51), double-end driving motor (51) fixed mounting seat grinds the upper surface of case (41), shaft coupling fixed connection is passed through on one of them end of double-end driving motor (51) the top of third dwang (42), double-end driving motor (51) other end output passes through first bevel gear (52) of shaft coupling fixedly connected with, corresponds fixedly connected with second bevel gear (53) on second dwang (33) of first bevel gear (52) position, first bevel gear (52) mesh with second bevel gear (53).

7. A portland cement production line as recited in claim 2, wherein: the lower extreme of first rotation pole (15) runs through and extends to in connecting hole (32), just fixed the cover on the pole wall that first rotation pole (15) are located connecting hole (32) has connect one piece to be jacking blade (17) that the heliciform set up, the upper end drill way of connecting hole (32) is run through to the upper end of jacking blade (17) and runs through and extends to in agitator (11).

8. A portland cement production line as recited in claim 5, wherein: the inner box wall of the bottom end of the grinding box (41) is arranged in an inclined mode, a discharge pipe (46) is fixedly connected to the inner box wall of the bottom end of the grinding box (41), and the discharge pipe (46) penetrates through the corresponding box wall of the grinding box (41) and extends outwards.