CN115674450A - Preparation process and device of high-efficiency mortar - Google Patents

Abstract

The invention discloses a preparation process and a device of high-efficiency mortar, and aims to provide a preparation process and a device of high-efficiency mortar, which have high production line integrity, are easy to grasp, improve productivity and realize batch production. It includes broken branch sieve subassembly, stirring axle subassembly and stirring storehouse subassembly, and the stirring axle subassembly is connected with the stirring storehouse subassembly, and broken branch sieve subassembly includes broken section of thick bamboo, divides a sieve section of thick bamboo, installs guide structure and crushing roller in the broken section of thick bamboo, divides to remove in the sieve section of thick bamboo to be connected with and divides the sieve, and broken section of thick bamboo and divide and install transport mechanism between the sieve section of thick bamboo. The invention has the beneficial effects that: the preparation streamline wholeness is high, and broken fine and smooth, the material loading is convenient, the ratio is controllable, the stirring is abundant and the misce bene, and sustainable operation degree height reduces the manpower demand to promote the efficiency and the effect of production, make the productivity of device improve, in order to realize batch production, the cooperation is stable between the structure, smooth messenger prepares efficiency and accuracy height, reaches the effect of high efficiency preparation mortar.

Description

Preparation process and device of high-efficiency mortar

Technical Field

The invention relates to the technical field of mortar preparation, in particular to a high-efficiency mortar preparation process and device.

Background

The mortar is a building material conventionally used in building construction, in the prior art, the mortar is mostly processed and prepared in the construction process and then transported to the construction site for construction, and in the preparation, the raw materials such as massive sandstone and the like are generally required to be crushed into powder and then mixed with other auxiliary materials and water to form the mortar for use.

Chinese patent application publication no: CN 212331411U, application publication date: 2021.01.12, the utility model discloses a mortar preparation device, which comprises a horizontally arranged stirring barrel, wherein the top of the stirring barrel is provided with a feed inlet, and the bottom of the stirring barrel is provided with a discharge outlet; the mortar preparation device also comprises a stirring mechanism; the stirring mechanism comprises a stirring motor, the stirring motor is fixedly connected with a stirring shaft, and a plurality of stirring parts positioned in the stirring barrel are fixedly connected to the stirring shaft; the front part and the back part of the plurality of stirring parts are arranged on the stirring shaft at intervals; the material stirring part comprises a plurality of material stirring plates which are annularly distributed on the material stirring shaft, the outer ends of the material stirring plates are fixedly connected with annular ribs, a plurality of reinforcing rods which are annularly distributed are fixedly connected onto the annular ribs, and the plurality of reinforcing rods penetrate through the plurality of annular ribs; the rear end part of the stirring shaft is fixedly connected with an end part stirring part. The disadvantages of the scheme are that: the device is simple and low in efficiency, simultaneously lacks the pretreatment of raw materials and then is difficult to grasp the production process of whole mortar preparation, has the defect to improve productivity, and is difficult to realize the efficient batch production of mortar.

In conclusion, the device is simple and low in efficiency, has defects in improving productivity, and is difficult to realize high-efficiency mass production of mortar.

Disclosure of Invention

The invention provides a high-efficiency mortar preparation process and device which have high production line integrity, are easy to grasp, improve the productivity and realize batch production, and aims to overcome the defects that the preparation device of the mortar in the prior art is simple, low in efficiency and low in productivity and is difficult to produce in batches.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a preparation facilities of high efficiency mortar, includes broken subassembly, the stirring axle subassembly of dividing sieve, stirring storehouse subassembly, the stirring axle subassembly is connected with the stirring storehouse subassembly, and broken subassembly of dividing sieve includes broken section of thick bamboo, divides a sieve section of thick bamboo, installs guide structure and crushing roller in the broken section of thick bamboo, divides to remove to be connected with in the sieve section of thick bamboo and divides the sieve, and broken section of thick bamboo and divide and install transport mechanism between the sieve section of thick bamboo.

The crushing and screening assembly is used for crushing the sandstone raw materials and screening the crushed sandstone raw materials at the same time, so that powder particles in mortar are fine and uniform, and meanwhile, the crushing cylinder and the screening cylinder are conveyed through the conveying mechanism, so that the crushing and screening efficiency is accelerated. The stirring shaft assembly and the stirring bin assembly are connected to form a matched use assembly, powder is mixed and stirred with auxiliary materials and water to form a rapid production line of raw materials, namely, crushing, powder, stirring and mortar, the device is matched with the stirring bin assembly in a coordinated mode, the continuous operability is high, the manpower requirement is reduced, the production flow line is high in integrity, the productivity is easy to grasp and improve, batch production is realized, and the effect of improving the production efficiency of the mortar is achieved.

As preferred, broken section of thick bamboo top is equipped with broken pan feeding mouth, the water conservancy diversion structure is including dividing flitch and guide plate, divide the flitch and the interior wall connection of broken section of thick bamboo, guide plate and crushing roller all rotate with the inner wall of broken section of thick bamboo and be connected, the below of broken pan feeding mouth is arranged in to the one end of dividing the flitch, the top of guide plate is arranged in to the other end of dividing the flitch, two a set of and relative in opposite directions of crushing roller, the guide plate includes bull stick and baffle, the bull stick rotates with broken section of thick bamboo to be connected, the baffle is equipped with a plurality of, the one end and the bull stick of baffle are connected, the other end of baffle is arranged in between guide plate and the crushing roller. Broken pan feeding mouth is arranged in the top of broken section of thick bamboo, be used for introducing the grit raw materials, the grit raw materials passes through the action of gravity and falls to on dividing the flitch, make the raw materials directional flow through dividing the flitch, reach reposition of redundant personnel direction effect, the guide plate is connected by bull stick and baffle and is formed even windmill form, the bull stick rotates to be connected and makes the baffle take place to rotate under the exogenic action in broken section of thick bamboo, and then the baffle is at the leading-in raw materials of top branch flitch, gravity makes the bull stick take place to rotate and then the baffle is followed and is rotated and carry the raw materials and pour, wherein between two pivoted crushing rollers in opposite directions of raw materials direction after the baffle rotates, reach accurately, the effect of material loading is broken roller fast, and then production efficiency has been accelerated.

Preferably, the screening cylinder is provided with a grinding roller, the grinding roller is connected with a rotating shaft, the rotating shaft is rotatably connected with the screening cylinder, the screening cylinder is connected with a grinding box, the grinding roller is arranged above the grinding box, the grinding box is rotatably connected with the screening cylinder, and the grinding roller is arranged above the grinding box and attached to the inner wall of the grinding box. Divide the upper end of a sieve section of thick bamboo to describe and installed the grinding case for the opening, the top of grinding the case is described for the opening simultaneously, and the raw materials after the breakage sends into the grinding incasement through transport mechanism, and the grinding case rotates through the pivot to be connected and arranges the grinding incasement in a branch sieve section of thick bamboo for the raw materials that will grind the incasement is broken once more, makes the raw materials breakage thoroughly more and fine and smooth become the powder form, so that the raw materials changes the misce bene in the mortar, in order to improve the preparation efficiency and the effect of mortar.

Preferably, a rotating insertion hole is formed in the inner wall of the sub-screen cylinder, a supporting insertion rod and a rotating insertion rod are connected to the grinding box, the supporting insertion rod is rotatably connected with the rotating insertion hole, a rotating sliding hole is formed in the sub-screen cylinder, a fixing block is rotatably connected to the outer portion of the sub-screen cylinder, a material turning rod is connected to the fixing block, the rotating insertion rod penetrates through the rotating sliding hole and is connected with the material turning rod, a fixing hole is formed in the grinding box, a positioning rod is inserted into the sub-screen cylinder, and the positioning rod is inserted into the fixing hole. The end face of the grinding box is connected with a supporting inserted bar, the supporting inserted bar is in sliding connection with a rotating insertion hole in the inner wall of the sub-screen cylinder, the grinding box is turned to enable the opening to face downwards through rotation, the ground powder can be poured out from the opening, a rotating sliding hole is formed in the sub-screen cylinder and is communicated with the inner wall and the outer wall of the sub-screen cylinder, one end of the rotating inserted bar penetrates through the rotating sliding hole to be connected with the end face of the grinding box, the other end of the rotating inserted bar is connected to one end of a turning bar, the other end of the turning bar is connected to a fixing block which is connected to the outer surface of the sub-screen cylinder in a rotating mode, the grinding box can be turned over rapidly and in a positioning mode through the turning bar, discharging after powder grinding is improved, and production efficiency is improved. Be equipped with the fixed orifices on grinding case's the terminal surface in addition, pegged graft the locating lever on dividing the sieve section of thick bamboo, and then made grinding case fixable through the grafting of locating lever and fixed orifices and keep the stability when grinding in dividing the sieve section of thick bamboo, the ejection of compact that can freely turn is made grinding case to separation locating lever and fixed orifices simultaneously reaches the effect that improves structural stability and operation smoothness nature.

As preferred, divide the equal elastic connection in both sides of sieve board to have the fly leaf, divide on the inner wall of one side of sieve section of thick bamboo elastic connection have a backup pad one, be connected with backup pad two on the inner wall of the opposite side of sieve section of thick bamboo, backup pad one and backup pad two all paste with the lower surface of dividing the sieve mutually, it has the push pedal to peg graft on the branch sieve, is connected with telescopic link one on the backup pad two, telescopic link one with push pedal swing joint. Divide the both sides elastic connection of sieve to have had the fly leaf, make the fly leaf can be on dividing the sieve horizontal reciprocating motion, backup pad one and backup pad two are arranged in the below of dividing the sieve and are supported the both ends of dividing the sieve, it is stable to make to divide the sieve to place, telescopic link one has been installed on the backup pad two, be used for with divide the push pedal of pegging graft on the sieve to be connected, and then promote repeatedly through a pair of push pedal of telescopic link, and then make and divide the sieve to realize reciprocating motion, with grind the size of the raw materials that the case ground back fell into to the top and filter, make qualified raw materials distinguish out, with the even fineness of further improvement raw materials, so that the misce bene is changeed in the mortar to the raw materials, with preparation efficiency and the effect that improves the mortar.

Preferably, the middle of the sub-sieve plate is rotatably connected with the inner wall of the sub-sieve barrel, the two sides of the sub-sieve plate are respectively provided with a first movable groove, the first movable groove is connected with a first spring, the first spring is connected with one end of a movable plate, the other end of the movable plate abuts against the inner wall of the sub-sieve barrel, a second movable groove is arranged on the inner wall of the sub-sieve barrel, the first support plate is connected with a sliding block, the second movable groove is connected with a second spring, the second spring is elastically connected with the sliding block, the second support plate is connected with a second telescopic rod, the second telescopic rod abuts against the lower bottom of the sub-sieve plate, a material returning port is arranged on the sub-sieve barrel, the first support plate is attached to the material returning port, the material returning plate is connected to the material returning port, and the other end of the material returning plate is connected with a material receiving box. The middle part of the sub-sieve plate is connected with the inner wall of the sub-sieve tube in a rotating mode through a fulcrum, the end faces of the two sides of the sub-sieve plate are provided with a first movable groove, the first movable groove is connected with a first spring and a first movable plate, the first movable plate can reciprocate in the first movable groove, a moving space is provided for transverse movement of the sub-sieve plate, the first spring enables the first movable plate to automatically reset, and ground raw materials are prevented from falling from the side face. The slider has been connected to the side of backup pad one, the slider can reciprocate in activity groove two and through two reciprocating motion of the spring in the activity groove two, two fixed connection in backup pad support branch sieve on dividing a sieve section of thick bamboo opposite side inner wall, it can make branch sieve use branch sieve middle part to take place to rotate to connect the telescopic link two on the backup pad two simultaneously, and then through the rotation of branch sieve, the fly leaf pushes down backup pad one and makes the returning charge mouth expose, unqualified raw materials gets into the flitch on the returning charge mouth from dividing the sieve plate roll-off and is collected by the collection workbin, be used for broken grinding again, and then can clear up the unqualified raw materials on the branch sieve fast, so that screening step sustainable operation, in order to accelerate production procedure and output, reach the effect of batch high-speed production.

Preferably, the stirring bin assembly comprises a base, a feeding mechanism and a stirring cylinder, the stirring cylinder is arranged on the base and is connected with the base in a rotating mode, the feeding mechanism comprises a support and a feeding plate, one end of the support is connected with the base, the other end of the support is connected with the feeding plate in a rotating mode, a distributing guide plate is arranged above one end of the feeding plate, and the other end of the feeding plate is arranged above the stirring cylinder. The feeding mechanism and the mixing drum are both installed on the base, the mixing drum is used for containing and mixing qualified powder screened by the screening plate, other auxiliary materials and water required by mortar, and the mixing drum can be arranged on the base, so that material mixing is easier. Support connection is on the base among the feed mechanism for support the installation and the rotation of flitch, make in the flitch powder can follow one side and lead into the churn, in order to make things convenient for the ration to add the powder, the material loading is convenient, the ratio is controllable, and then realizes batch production and the effect that improves the mixing ratio precision, reaches the effect that improves the preparation efficiency and the accuracy of mortar.

Preferably, the mixing drum comprises a shell and an inner drum, a first rotating mechanism is connected to the base, the shell is rotatably connected with the first rotating mechanism, a limiting groove is formed in the inner wall of the shell, a limiting block is connected to the outer surface of the inner drum, the limiting block is clamped with the limiting groove, and the shell is sleeved with the inner drum. The inner tube cup joints in the shell through the joint of restriction piece and restriction groove, makes the inner tube conveniently take out and is used for the ejection of compact, is convenient for wash the maintenance simultaneously, prevents that the powder from remaining the powder ratio that influences the back, reaches the effect of convenient operation, improvement mortar's preparation efficiency and accuracy.

Preferably, the stirring shaft assembly comprises a support frame, a lifting rod and a stirring shaft, the support frame is connected with the base, a connecting chute is arranged on the support frame, one end of the lifting rod is connected with a connecting insert, the connecting insert is connected with the connecting chute in a sliding manner, the other end of the lifting rod is connected with a second rotating mechanism, the second rotating mechanism is rotatably connected with the stirring shaft, the second rotating direction of the second rotating mechanism is opposite to that of the first rotating mechanism, the inner cylinder is arc-shaped in structural shape, the stirring shaft is connected with a plurality of stirring blades, and the lengths of the stirring blades are matched with the diameter of the inner cylinder. The support frame is installed on the base and is supported the vertical displacement of lifter, connects the inserted block and makes the lifter steadily remove on the support frame with the installation of being connected the spout to improve the stability and the connection smoothness degree of structure, and then make things convenient for taking out of inner tube. The one end of lifter is connected on the support frame, the other end passes through rotary mechanism two and is connected with the (mixing) shaft rotation, rotary mechanism two is opposite with rotary mechanism one's rotation direction simultaneously, make the stirring leaf of connecting on the (mixing) shaft carry out the intensive mixing to powder and auxiliary material and water, improve misce bene's efficiency, the internal face of inner tube is the arcwall face in addition and each material mixes that rolls more easily when making the compounding for the arcwall face, further improve compounding efficiency, wherein the stirring leaf has set up a plurality of layers, the length of stirring leaf is longer on the great inner tube height of diameter, in order to improve the stirring degree of filling, reach the effect of the preparation efficiency of high-efficient promotion mortar.

A preparation process of mortar comprises a sandstone raw material and auxiliary materials, and specifically comprises the following steps:

the method comprises the following steps: starting the crushing roller, pouring the sandstone raw material into the crushing feed inlet, and enabling the sandstone raw material to enter the crushing roller through the flow guide structure and be crushed;

step two: the crushed sandstone raw material enters a grinding box through a conveying mechanism, and a grinding roller is started to secondarily crush the sandstone raw material, so that the sandstone raw material becomes more delicate powder;

step three: starting a first telescopic rod to enable a screening plate to horizontally reciprocate, rotating a material turning rod, turning a grinding box, pouring powder materials onto the screening plate, and screening out powder materials with qualified thickness and unqualified thickness;

step four: collecting qualified powder, starting a telescopic rod II to turn over a screening plate, and enabling unqualified powder to enter a material collecting box through a material returning plate;

step five: pouring qualified powder into a mixing drum, pouring auxiliary materials and water, and starting a first rotating mechanism and a second rotating mechanism to mix the powder and the auxiliary materials;

step six: and moving the lifting rod to enable the stirring shaft and the stirring blades to leave the stirring cylinder, and taking out the inner cylinder to collect mortar for use.

In the broken section of thick bamboo, at first start the crushing roller, make two crushing roller turn to the motion relatively, pour the grit raw materials into broken pan feeding mouth in, the raw materials gets into the guide plate through the branch flitch among the water conservancy diversion structure, and the raw materials increases gradually on the guide plate and makes the baffle exerted pressure by gravity counter-rotating under the rotation of bull stick to send the raw materials into and carry out the breakage between the crushing roller.

Broken grit raw materials fall from the below between the crushing roller and get into transport mechanism's conveyer belt on, the drive belt is through moving the broken raw materials from grinding case upper shed input grinding case, rotary mechanism is connected in the pivot, makes the pivot drive grinding roller secondary crushing grit raw materials, makes the grit raw materials become more exquisite powder. Starting a first telescopic rod to enable a sub-sieve plate to transversely reciprocate, rotating a material overturning rod to enable a grinding box to overturn along a rotating sliding hole, pouring powder onto the sub-sieve plate which transversely reciprocates, sieving the powder with qualified thickness and unqualified thickness by the sub-sieve plate, and collecting the qualified powder falling from the sub-sieve plate. Starting the telescopic rod II to lift one side of the supporting plate II of the screening plate and further turn over, pressing the supporting plate by the movable plate to expose the material return port, and enabling unqualified powder to enter the material receiving box through the material return plate on the material return port to be collected so as to be broken next time and continuously break the screening plate. And pouring the qualified powder into an inner cylinder of the stirring cylinder, pouring auxiliary materials and water into the inner cylinder, starting the first rotating mechanism and the second rotating mechanism, and enabling the stirring shaft to drive the stirring blades to reversely rotate with the stirring cylinder and stir the powder, the auxiliary materials and the water. After the mortar is fully stirred, the lifting rod is moved to enable the stirring shaft and the stirring blades to leave the stirring cylinder, and the inner cylinder is taken out to collect the mortar for use.

The beneficial effects of the invention are: preparation streamline wholeness is high, and broken fine and smooth, the material loading is convenient, the ratio is controllable, the stirring is abundant and the misce bene, and sustainable operation degree height reduces the manpower demand to promote the efficiency and the effect of production, make the productivity of device improve, in order to realize batch production, the cooperation is stable between the structure, the smoothness makes preparation efficiency and accuracy high, reaches the effect of high efficiency preparation mortar.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a side view of FIG. 1;

FIG. 3 is a cross-sectional view of FIG. 2;

FIG. 4 is a schematic view of the construction of the crushing barrel;

FIG. 5 is a schematic structural view of a flow directing structure;

FIG. 6 is a first structural view of a sieving cylinder;

FIG. 7 is a schematic structural view of the connection between the grinding roller and the screening cylinder;

FIG. 8 is a second structural view of the sieving cylinder;

FIG. 9 is a schematic structural view of a sizing plate;

FIG. 10 is a schematic view showing the structure of the connection between the stirring shaft assembly and the stirring bin assembly;

FIG. 11 is a schematic view showing the structure of the connection between the stirring shaft and the stirring blade.

In the figure: 1. the crushing and screening device comprises a crushing and screening component, 2, a stirring shaft component, 3, a stirring bin component, 4, a crushing barrel, 5, a screening barrel, 6, a flow guide structure, 7, a crushing roller, 8, a screening plate, 9, a conveying mechanism, 10, a crushing feeding port, 11, a material separating plate, 12, a flow guide plate, 13, a rotating rod, 14, a guide plate, 15, a grinding roller, 16, a rotating rod, 17, a rotating shaft, 18, a grinding box, 19, a rotating sliding hole, 20, a supporting inserted rod, 21, a rotating inserted rod, 22, a fixed block, 23, a material turning rod, 24, a fixed hole, 25, a positioning rod, 26, a movable plate, 27, a supporting plate I, 28, a supporting plate II, 29, a push plate, 30, a telescopic rod I, 31, a movable groove I, 32, a spring I, 33, a movable groove II, 34, a sliding block, 35, a spring II, 36, a telescopic rod II, 37, a material return port, 38, a material return plate, 39, a material receiving box, 40, a base, 41, a feeding mechanism, 42, a stirring cylinder, 43, a support, 44, a material feeding plate, 45, a shell, 46, an inner cylinder, 47, a rotating mechanism I, 48, a limiting groove, 49, a limiting block, 50, a support frame, 51, a lifting rod, 52, a stirring shaft, 53, a connecting chute, 54, a connecting insert block, 55, a rotating mechanism II, 56, a stirring blade, 57, a rotating insert hole, 58, a material outlet, 59, a material discharging guide plate, 60, a material turning groove, 61, a connecting cavity, 62, a screen, 63, a guide plate, 64, a stabilizer bar, 65, a sliding hole, 66, a powder outlet, 67, a powder guide plate, 68, a material storage box, 69, a material discharging box, 70, a material feeding port, 71, a telescopic rod III, 72, a material discharging baffle, 73, a limiting block, 74, a stop block, 75, a supporting block and 76 clamping grooves.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the application, its application, or uses. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort belong to the protection scope of the present application.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise. Spatially relative terms, such as "upper," "lower," "left," "right," and the like, may be used in the embodiments for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatial terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "lower" can encompass both an upper and a lower orientation. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, processes, and equipment known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as exemplary only and not as limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of protection of the present application is not to be construed as being limited.

Example 1:

as shown in fig. 1 and 3, a preparation device of high-efficiency mortar comprises a crushing and screening component 1, a stirring shaft component 2 and a stirring bin component 3, wherein the stirring shaft component 2 is connected with the stirring bin component 3, the crushing and screening component 1 comprises a crushing cylinder 4 and a screening cylinder 5, a material guide structure 6 and a crushing roller 7 are installed in the crushing cylinder 4, a screening plate 8 is movably connected in the screening cylinder 5, and a conveying mechanism 9 is installed between the crushing cylinder 4 and the screening cylinder 5.

As shown in fig. 3-5, broken pan feeding mouth 10 is equipped with above broken section of thick bamboo 4, water conservancy diversion structure 6 includes branch flitch 11 and guide plate 12, divide flitch 11 and the interior wall connection of broken section of thick bamboo 4, guide plate 12 and crushing roller 7 all rotate with the inner wall of broken section of thick bamboo 4 and are connected, the below of broken pan feeding mouth 10 is arranged in to the one end of branch flitch 11, the top of guide plate 12 is arranged in to the other end of branch flitch 11, two a set of and relative in opposite directions of crushing roller 7, guide plate 12 includes bull stick 13 and baffle 14, bull stick 13 rotates with broken section of thick bamboo 4 to be connected, baffle 14 is equipped with a plurality of, the one end and the bull stick 13 of baffle 14 are connected, the other end of baffle 14 is arranged in between guide plate 12 and the crushing roller 7.

As shown in fig. 3, 6 and 7, a grinding roller 15 is arranged on the sub-sieve cylinder 5, a rotating shaft 17 is connected to the grinding roller 15, the rotating shaft 17 is rotatably connected to the sub-sieve cylinder 5, a grinding box 18 is connected to the sub-sieve cylinder 5, the grinding roller 15 is arranged above the grinding box 18, the grinding box 18 is rotatably connected to the sub-sieve cylinder 5, and the grinding roller 15 is arranged above the grinding box 18 and attached to the inner wall of the grinding box 18. The inner wall of the screening drum 5 is provided with a rotary jack 57, the grinding box 18 is connected with a support inserted bar 20 and a rotary inserted bar 21, the support inserted bar 20 is rotatably connected with the rotary jack 57, the screening drum 5 is provided with a rotary slide hole 19, the outside of the screening drum 5 is rotatably connected with a fixed block 22, the fixed block 22 is connected with a stirring rod 23, the rotary inserted bar 21 passes through the rotary slide hole 19 to be connected with the stirring rod 23, the grinding box 18 is provided with a fixed hole 24, the screening drum 5 is inserted with a positioning rod 25, and the positioning rod 25 is inserted with the fixed hole 24.

As shown in fig. 8 and 9, both sides of the sieving plate 8 are elastically connected with movable plates 26, the inner wall of one side of the sieving cylinder 5 is elastically connected with a first supporting plate 27, the inner wall of the other side of the sieving cylinder 5 is connected with a second supporting plate 28, the first supporting plate 27 and the second supporting plate 28 are both attached to the lower surface of the sieving plate 8, a pushing plate 29 is inserted into the second supporting plate 28, the second supporting plate 28 is connected with a first telescopic rod 30, and the first telescopic rod 30 is movably connected with the pushing plate 29. The middle part of the sub-sieve plate 8 is rotatably connected with the inner wall of the sub-sieve barrel 5, the two sides of the sub-sieve plate 8 are respectively provided with a first movable groove 31, a first spring 32 is connected in the first movable groove 31, the first spring 32 is connected with one end of a movable plate 26, the other end of the movable plate 26 abuts against the inner wall of the sub-sieve barrel 5, a second movable groove 33 is arranged on the inner wall of the sub-sieve barrel 5, a sliding block 34 is connected on a first support plate 27, a second spring 35 is connected in the second movable groove 33, the second spring 35 is elastically connected with the sliding block 34, a second telescopic rod 36 is connected on the second support plate 28, the second telescopic rod 36 abuts against the lower bottom of the sub-sieve plate 8, a return port 37 is arranged on the sub-sieve barrel 5, the first support plate 27 abuts against the return port 37, a return plate 38 is connected on the return port 37, and a material receiving box 39 is connected at the other end of the return plate 38.

As shown in fig. 2, 3, 10 and 11, the stirring bin assembly 3 includes a base 40, a feeding mechanism 41 and a stirring cylinder 42, the stirring cylinder 42 is disposed on the base 40 and rotatably connected, the feeding mechanism 41 includes a bracket 43 and a feeding plate 44, one end of the bracket 43 is connected with the base 40, and the other end of the bracket 43 is rotatably connected with the feeding plate 44. The stirring drum 42 comprises a shell 45 and an inner drum 46, a first rotating mechanism 47 (adopting a rotating motor structure) is connected to the base 40, the shell 45 is rotatably connected with the first rotating mechanism 47, a limiting groove 48 is formed in the inner wall of the shell 45, a limiting block 49 is connected to the outer surface of the inner drum 46, the limiting block 49 is clamped with the limiting groove 48, and the shell 45 is sleeved with the inner drum 46. The stirring shaft assembly 2 comprises a support frame 50, a lifting rod 51 and a stirring shaft 52, the support frame 50 is connected with the base 40, a connecting chute 53 is formed in the support frame 50, one end of the lifting rod 51 is connected with a connecting insertion block 54, the connecting insertion block 54 is connected with the connecting chute 53 in a sliding mode, the other end of the lifting rod 51 is connected with a second rotating mechanism 55 (adopting a rotating motor structure), the second rotating mechanism 55 is rotatably connected with the stirring shaft 52, the rotating directions of the second rotating mechanism 55 and the first rotating mechanism 47 are opposite, the structural shape of the inner cylinder 46 is arc-shaped, a plurality of stirring blades 56 are connected onto the stirring shaft 52, and the lengths of the stirring blades 56 are matched with the diameter of the inner cylinder 46.

As shown in fig. 1-11: the crushing barrel 4 is provided with a discharge port 58, the discharge port 58 is connected with a discharge guide plate 59, one side of the discharge guide plate 59 is arranged below the crushing roller 7, the other side of the discharge guide plate 59 is arranged above one end of the conveying mechanism 9, the upper part of the grinding box 18 is in an open shape, and the conveying mechanism 9 is arranged above the grinding box 18 and is a conveying mechanism with a conveying belt. The raw materials can be directly received below the crushing roller 7 through the discharging guide plates 59, and meanwhile, the discharging guide plates 59 which are obliquely arranged guide out of the crushing barrel 4 through the discharging port 58 to enter a conveying belt on the conveying mechanism 9 for conveying, so that the manual collecting and conveying processes are reduced, and the production efficiency is improved.

The grinding roller 15 is provided with a plurality of material turning grooves 60, and the arrangement direction of the material turning grooves 60 is perpendicular to the rotation direction of the grinding roller 15. The stirring groove 60 is provided with a plurality of on the grinding roller 15, and then can grind the roller 15 and can mix the concurrent operation in grinding, realizes the effect of stirring the grinding to the raw materials to improve grinding efficiency.

The sub-sieve plate 8 is provided with a connecting cavity 61, the connecting cavity 61 is internally connected with a sieve 62, the inner wall of the sub-sieve barrel 5 is connected with a guide plate 63, the surface of the guide plate 63 is an inclined plane, and the lower end of the inclined plane of the guide plate 63 is arranged above the sieve 62. Divide sieve 8 to have given birth to empty connecting chamber 61 in order to connect screen 62 on the surface, make the connection of structure more stable, screen more exquisite powder easily, improve the screening effect.

The screening cylinder 5 is connected with a stabilizing rod 64, the screening plate 8 is provided with a sliding hole 65, and the stabilizing rod 64 is connected with the sliding hole 65 in a sliding manner. The stabilizer bar 64 is connected in the center of dividing the sieve 8 to as the pivot, the width of slide opening is greater than stabilizer bar 64 simultaneously, prevents to divide sieve 8 can not lateral shifting, and then improves structural stability.

A powder outlet 66 is arranged on the screening cylinder 5, a powder guide plate 67 is connected to the powder outlet 66, one side of the powder guide plate 67 is arranged below the screening plate 8, and the other side of the powder guide plate 67 is arranged above the feeding plate 44. The powder guide plate 67 is disposed above one end of the feeding plate 44, and the other end of the feeding plate 44 is disposed above the agitating drum 42. Powder guide plate 67 is arranged in and is accepted the powder of sieving out in the below of dividing sieve 8, and powder guide plate 67 slant is arranged and is led powder export 66 and directly get into material loading plate 44 simultaneously, carries through powder guide plate 67, reduces the process of artifical collection, transport to improve production efficiency.

Go up flitch 44 and include storage case 68 and play workbin 69, the top of storage case 68 is the opening, a workbin 69 is connected to one side of storage case 68, the side of storage case 68 is connected with pay-off mouth 70, be connected with three 71 of telescopic link (using the cylinder structure) on the storage case 68, the last movably connected with of three 71 of telescopic link has ejection of compact baffle 72, ejection of compact baffle 72 arranges the top of pay-off mouth 70 in, pay-off mouth 70 is linked together with a workbin 69, it is connected with storage case 68 to go out workbin 69, pay-off mouth 70 below is arranged in to ejection of compact box 69. Be connected with the rotary rod 16 on the support 43, the surface of going up flitch 44 is equipped with the slot, the rotary rod 16 is pegged graft with the slot, it can take place to rotate on support 43 to go up flitch 44 through the rotary rod 16, the below of powder guide 67 is arranged in to storage tank 68 (the height of powder guide 67 makes and goes up flitch 44 and can not bump when rotating), and then sustainable storage and the powder after the collection sieve, so that the preparation of batch operation mortar, go out the top of feed box 69 at inner tube 46 in addition, can realize through the rotation of going up flitch 44 on support 43 that the raw materials flows out from pay-off mouth 70 under gravity in storage tank 68 and get into inner tube 46 through play feed box 69 and carry out the material loading, and then control pan feeding, discharge baffle 72 is connected to telescopic link three 71 makes the input of powder can start automatically and stop, in order to improve the control efficiency and the precision of stirring volume.

A limiting block 73 is connected to the crushing barrel 4, one end of the limiting block 73 is rotatably connected with the crushing barrel 4, the other end of the limiting block 73 is attached to one side face, opposite to the rotating direction, of the guide plate 14, a stop block 74 is arranged on one side of the limiting block 73, a supporting block 75 is arranged on the other side of the limiting block 73, the stop block 74 and the supporting block 75 are both connected with the crushing barrel 4, and the end of the supporting block 75 is attached to the side face of the limiting block 73. The limiting block 73 is attached to the guide plate 14, prevents the guide plate 14 from rotating reversely, and further influences the feeding direction of the raw materials, so that the raw materials can be smoothly fed between the two crushing rollers 7 for crushing. In addition, the supporting block 75 supports the rotation of the limiting block 73, prevents the limiting block 73 from influencing the correct steering of the guide plate 14, and the stopper 74 prevents the limiting block 73 from excessively rotating under the driving of the guide plate 14, so that the steering range of the limiting block 73 is limited, the stable and accurate operation of the guide plate 12 is further guaranteed, the stability and the smoothness of production are further improved, and the production efficiency is further improved.

Telescopic link 30 (use the cylinder structure) is connected on backup pad two 28, push plate 29 is placed in on the lower surface of the branch sieve plate 8 of backup pad two 28 one sides, in order to prevent the upset of pouring out and branch sieve plate 8 that influences the returning charge, be equipped with draw-in groove 76 on the sieve plate 8 simultaneously, a side and telescopic link 30 that is used for push plate 29 are connected, the opposite side of push plate 29 inserts in the draw-in groove 76, draw-in groove 76 is greater than the cross-sectional size of push plate 29, push plate 29 gets into draw-in groove 76 again fast when conveniently dividing sieve plate 8 to empty and reset in order to promote branch sieve plate 8. The return plate 38 is connected to the lower port of the return port 37, the upper port of the return port 37 is in the shape of an inclined plane, and the end faces of the movable plate 26 abutting against the sub-screen drum 5 are both arc-shaped faces, so that when the sub-screen plate 8 overturns to pour out unqualified raw materials, the movable plate 26 extends out of a certain distance at the return port 37 under the action of the first spring 32 to enable the materials to be poured out on the return plate 38 smoothly, and meanwhile, when the sub-screen plate 8 returns, the arc-shaped end face of the movable plate 26 is convenient to reset smoothly along the inclined plane of the return port 37, and the effect of improving the smoothness of structural operation is achieved.

The bore of draw-in groove 76 slightly is greater than the bore of push pedal 29, the one end terminal surface that push pedal 29 got into draw-in groove 76 simultaneously is the arc form, make push pedal 29 get into easily and withdraw from draw-in groove 76, telescopic link 30 is installed fixedly on two 28 of backup pad, telescopic link 30 sets up a plurality of connection push pedal 29 simultaneously, it is stable to make push pedal 29 install on telescopic link 30, with the steady translation, for connecting push pedal 29 on fly plate 26, the flexible mode that promotes push pedal 29 of reuse telescopic link 30, the promotion mode that blocks into draw-in groove 76 through push pedal 29 has reduced mechanical noise, the rigidity collision between the structure has been reduced, sustainability and the life with the extension structure.

The stirring shaft 52 is provided with three groups of stirring blades 56, and the length of the stirring blades 56 is gradually reduced from top to bottom so as to adapt to the gradually reduced diameter of the inner barrel 46, so that the stirring degree is ensured. Wherein the stirring blades 56 are obliquely connected on the stirring shaft 52 (as shown in fig. 11), so that the stirring amplitude and range of the stirring blades 56 are increased, and the flowing strength of various materials in the mixing process is enhanced, so that the mixing process is more complete and rapid.

The application also relates to a preparation process of the mortar, which comprises the following steps of:

the method comprises the following steps: starting the crushing roller 7, pouring the sandstone raw material into the crushing feeding port 10, and enabling the sandstone raw material to enter the crushing roller 7 through the flow guide structure 6 and be crushed;

step two: the crushed sandstone raw material enters a grinding box 18 through a conveying mechanism 9, and a grinding roller 15 is started to crush the sandstone raw material for the second time, so that the sandstone raw material becomes more fine powder;

step three: starting a first telescopic rod 30 to enable the sub-sieve plate 8 to horizontally reciprocate, rotating the material turning rod 23, turning the grinding box 18, pouring powder materials onto the sub-sieve plate 8, and screening out powder materials with qualified thickness and unqualified thickness;

step four: collecting qualified powder, starting a second telescopic rod 36 to turn over the sub-sieve plate 8, and enabling unqualified powder to enter a material receiving box 39 through a material returning plate 38;

step five: pouring qualified powder into a stirring cylinder 42, pouring auxiliary materials and water, and starting a first rotating mechanism 47 and a second rotating mechanism 55 to stir the powder and the auxiliary materials;

step six: the lifting rod 51 is moved to enable the stirring shaft 52 and the stirring blades 56 to leave the stirring cylinder 42, and the inner cylinder 46 is taken out to collect mortar for use.

The concrete operation of mortar preparation is as follows:

crushing raw materials: two pairs of four crushing rollers 7, two guide plates 12 and two material distributing plates 11 are arranged in the crushing barrel 4 and are symmetrically arranged in the crushing barrel 4, so that the operation efficiency is improved. Firstly, the crushing roller 7 is started, two crushing rollers 7 in two groups are enabled to perform relative steering movement in a homogeneous phase, the surface of the crushing roller 7 is a coarse surface and gravel raw materials are poured into the crushing feeding port 10, the raw materials drop on the material separating plates 11 under the gravity, the gravel raw materials are guided to flow to the guide plates 12 by the two material separating plates 11 in a splayed shape, the guide plates 14 closest to the material separating plates 11 are gradually inclined under the accumulation of the gravity of the raw materials to enable the rotating rods 13 to rotate, the raw materials are brought between the crushing rollers 7 in the rotation of the guide plates 14 (meanwhile, the guide plates 14 closest to the material separating plates 11 in the rotation of the guide plates 14), the raw materials are crushed by the crushing roller 7 and fall onto the discharging guide plates 59, and the inclined planes of the discharging guide plates 59 guide the outflow of the raw materials to flow out of the discharging port 58 to enter the conveying belt on the conveying mechanism 9.

Secondary crushing of raw materials: the raw materials are conveyed to the upper part of the grinding box 18 by the conveyor belt of the conveying mechanism 9 and put into the grinding box 18, and the rotating shaft 17 is externally connected with a rotating mechanism to drive the grinding roller 15 to rotate so as to carry out secondary crushing on the raw materials. Wherein the coarse surfaces of the grinding rollers 15 are provided with turning grooves 60, so that the raw materials flow to the bottom of the grinding box 18 on the arc surfaces all the time, and are turned and ground simultaneously to form more fine powder. After grinding for a certain time, the positioning rod 25 is taken out of the fixing hole 24, and the material turning rod 23 is rotated, so that the grinding box 18 is driven by the rotating inserted rod 21 to turn along the rotating slide hole 19 (the supporting inserted rod 20 rotates in the rotating insertion hole 57), and then powder is poured onto the sub-sieve plate 8 which is in transverse reciprocating motion.

Screening powder materials: starting the first telescopic rod 30 to make the sub-sieve plate 8 reciprocate transversely: the first telescopic rod 30 repeatedly pushes the push plate 29, the stabilizing rod 64 slides in the sliding hole 65, and the sub-sieve plate 8 transversely moves under the action of the first spring 32 and the movable plate 26 to sieve the ground raw materials, so that qualified powder falls onto the discharge guide plate 59 through the sieve 62. And (3) crushing the unqualified powder returned material again: and starting a second telescopic rod 36 (using a cylinder structure) to jack up one side of the sub-sieve plate 8 close to the second support plate 28, enabling the push plate 29 to leave the clamping groove 76, enabling the stabilizing rod 64 to rotate in the sliding hole 65, further enabling the sub-sieve plate to turn over, enabling the movable plate 26 to press the first support plate 27 and expose the return port 37, and enabling unqualified powder to enter the receiving box 3 through connection of the movable plate 26 and the return plate 38 to be collected so as to be crushed next time. The sub-sieve plate 8 is pulled back through the second telescopic rod 36, when the sub-sieve plate 8 overturns and pours out unqualified raw materials, the movable plate 26 extends out of a certain distance at the material returning port 37 under the action of the first spring 32, so that the materials are smoothly poured out of the material returning plate 38, and meanwhile, when the sub-sieve plate 8 is restored, the arc-shaped end face of the movable plate 26 is convenient to smoothly reset along the inclined plane of the material returning port 37, and the push plate 29 enters the clamping groove 76 again to perform next sub-sieve material distribution.

Stirring and feeding: the powder material enters the feeding plate 44 through the discharge hole 58 along the inclined plane of the discharge guide plate 59, wherein the powder material firstly enters the storage box 68, the third telescopic rod 71 lifts the discharge baffle plate 72 to expose the feeding hole 70, the rotary rod 16 rotates to enable the powder material to enter the mixing drum 42 from the storage box 68 through the direction of the feeding hole entering the discharge box 69, and the third telescopic rod 71 is reset after the required amount is reached to enable the feeding hole 70 to be shielded by the discharge baffle plate 72 to stop feeding.

Stirring the powder: pouring auxiliary materials, water and the raw materials in the stirring cylinder 42 to form mortar: the lifting rod 51 is put down to enable the stirring blades 56 to enter the inner barrel 46, the first rotating mechanism 47 is started to enable the shell 45 to drive the inner barrel 46 to rotate, the second rotating mechanism 55 is started to enable the stirring shaft 52 and the inner barrel to rotate in the reverse direction, and then the stirring shaft 52 drives the stirring blades 56 to stir the powder, the auxiliary materials and the water (the lifting rod 51 is externally connected with the lifting mechanism to realize up-down mechanical displacement, in addition, vertical stirring can be realized, and a multidirectional stirring process is formed by the lifting rod, the inner barrel 46 and the stirring blades 56). After the mortar is fully stirred, the lifting rod 51 is moved to enable the stirring shaft 52 and the stirring blades 56 to leave the stirring cylinder 42, the inner cylinder 46 is taken out (the limiting block 49 leaves the limiting groove 48), and the mortar can be collected for use, so that the mortar is prepared.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (10)

1. The utility model provides a preparation facilities of high efficiency mortar, characterized by, divide sieve subassembly (1), (mixing) shaft subassembly (2) and stirring storehouse subassembly (3) including the breakage, (mixing) shaft subassembly (2) are connected with stirring storehouse subassembly (3), breakage divides sieve subassembly (1) to include broken section of thick bamboo (4), divides sieve section of thick bamboo (5), install guide structure (6) and crushing roller (7) in broken section of thick bamboo (4), it has branch sieve (8) to divide sieve section of thick bamboo (5) to remove to be connected with, install transport mechanism (9) between broken section of thick bamboo (4) and the branch sieve section of thick bamboo (5).

2. The device for preparing the high-efficiency mortar according to claim 1, wherein a crushing feed inlet (10) is formed above the crushing cylinder (4), the flow guide structure (6) comprises a material distribution plate (11) and a flow guide plate (12), the material distribution plate (11) is connected with the inner wall of the crushing cylinder (4), the flow guide plate (12) and the crushing rollers (7) are rotatably connected with the inner wall of the crushing cylinder (4), one end of the material distribution plate (11) is arranged below the crushing feed inlet (10), the other end of the material distribution plate (11) is arranged above the flow guide plate (12), the crushing rollers (7) are in a group of two and are opposite to each other, the flow guide plate (12) comprises a rotating rod (13) and a guide plate (14), the rotating rod (13) is rotatably connected with the crushing cylinder (4), the guide plate (14) is provided with a plurality of plates, one end of the guide plate (14) is connected with the rotating rod (13), and the other end of the guide plate (14) is arranged between the flow guide plate (12) and the crushing rollers (7).

3. The device for preparing the mortar with high efficiency according to the claim 1, wherein the screening cylinder (5) is provided with a grinding roller (15), the grinding roller (15) is connected with a rotating shaft (17), the rotating shaft (17) is rotatably connected with the screening cylinder (5), the screening cylinder (5) is connected with a grinding box (18), the grinding roller (15) is arranged above the grinding box (18), the grinding box (18) is rotatably connected with the screening cylinder (5), and the grinding roller (15) is arranged above the grinding box (18) and is attached to the inner wall of the grinding box (18).

4. The device for preparing the high-efficiency mortar according to claim 3, wherein a rotary insertion hole (57) is formed in the inner wall of the screening cylinder (5), the grinding box (18) is connected with the support insertion rod (20) and the rotary insertion rod (21), the support insertion rod (20) is rotatably connected with the rotary insertion hole (57), a rotary sliding hole (19) is formed in the screening cylinder (5), a fixed block (22) is rotatably connected to the outside of the screening cylinder (5), a material turning rod (23) is connected to the fixed block (22), the rotary insertion rod (21) penetrates through the rotary sliding hole (19) to be connected with the material turning rod (23), a fixed hole (24) is formed in the grinding box (18), a positioning rod (25) is inserted into the screening cylinder (5), and the positioning rod (25) is inserted into the fixed hole (24).

5. The device for preparing the high-efficiency mortar according to claim 1, wherein the two sides of the screening plate (8) are elastically connected with movable plates (26), the inner wall of one side of the screening cylinder (5) is elastically connected with a first support plate (27), the inner wall of the other side of the screening cylinder (5) is connected with a second support plate (28), the first support plate (27) and the second support plate (28) are both attached to the lower surface of the screening plate (8), a push plate (29) is inserted into the second support plate (28), the second support plate (28) is connected with a first telescopic rod (30), and the first telescopic rod (30) is movably connected with the push plate (29).

6. The preparation device of high-efficiency mortar according to claim 5, wherein the middle of the screen separating plate (8) is rotatably connected with the inner wall of the screen separating cylinder (5), the two sides of the screen separating plate (8) are respectively provided with a first movable groove (31), a first spring (32) is connected in the first movable groove (31), the first spring (32) is connected with one end of the movable plate (26), the other end of the movable plate (26) abuts against the inner wall of the screen separating cylinder (5), a second movable groove (33) is arranged on the inner wall of the screen separating cylinder (5), a sliding block (34) is connected on the first supporting plate (27), a second spring (35) is connected in the second movable groove (33), the second spring (35) is elastically connected with the sliding block (34), a second telescopic rod (36) is connected on the second supporting plate (28), the second telescopic rod (36) abuts against the lower bottom of the screen separating plate (8), a material returning port (37) is arranged on the screen separating cylinder (5), the first supporting plate (27) is attached to the material returning port (37), the other end of the first supporting plate (37) is attached to the material returning port (38), and a material returning plate (38) is connected to the material returning plate (39).

7. The device for preparing the high-efficiency mortar according to claim 1, wherein the stirring bin assembly (3) comprises a base (40), a feeding mechanism (41) and a stirring cylinder (42), the stirring cylinder (42) is arranged on the base (40) and is connected with the base in a rotating mode, the feeding mechanism (41) comprises a support (43) and a feeding plate (44), one end of the support (43) is connected with the base (40), and the other end of the support (43) is connected with the feeding plate (44) in a rotating mode.

8. The device for preparing the high-efficiency mortar according to claim 7, wherein the mixing drum (42) comprises a shell (45) and an inner drum (46), the base (40) is connected with a first rotating mechanism (47), the shell (45) is rotatably connected with the first rotating mechanism (47), a limiting groove (48) is formed in the inner wall of the shell (45), a limiting block (49) is connected to the outer surface of the inner drum (46), the limiting block (49) is clamped with the limiting groove (48), and the shell (45) is sleeved with the inner drum (46).

9. The device for preparing the high-efficiency mortar according to claim 8, wherein the stirring shaft assembly (2) comprises a support frame (50), a lifting rod (51) and a stirring shaft (52), the support frame (50) is connected with the base (40), a connecting sliding groove (53) is formed in the support frame (50), one end of the lifting rod (51) is connected with a connecting insertion block (54), the connecting insertion block (54) is in sliding connection with the connecting sliding groove (53), the other end of the lifting rod (51) is connected with a second rotating mechanism (55), the second rotating mechanism (55) is in rotating connection with the stirring shaft (52), the second rotating mechanism (55) is opposite to the first rotating mechanism (47), the inner cylinder (46) is in an arc-shaped structural shape, a plurality of stirring blades (56) are connected to the lifting rod (51), and the lengths of the stirring blades (56) are matched with the diameter of the inner cylinder (46).

10. A preparation process of mortar is characterized by comprising sandstone raw materials and auxiliary materials, and specifically comprises the following steps:

the method comprises the following steps: starting the crushing roller (7), pouring the sandstone raw material into the crushing feeding port (10), and enabling the sandstone raw material to enter the crushing roller (7) through the flow guide structure (6) and be crushed;

step two: the crushed sandstone raw material enters a grinding box (18) through a conveying mechanism (9), and a grinding roller (15) is started to crush the sandstone raw material for the second time, so that the sandstone raw material becomes more fine powder;

step three: starting a first telescopic rod (30) to enable a screening plate (8) to horizontally reciprocate, rotating a material turning rod (23), turning a grinding box (18) to pour powder materials onto the screening plate (8) to screen out powder materials with qualified thickness and unqualified thickness;

step four: qualified powder is collected, the second telescopic rod (36) is started to turn over the sieving plate (8), and unqualified powder enters a material receiving box (39) through a material returning plate (38);

step five: pouring qualified powder into a stirring cylinder (42), pouring auxiliary materials and water, and starting a first rotating mechanism (47) and a second rotating mechanism (55) to stir the powder and the auxiliary materials;

step six: the lifting rod (51) is moved to enable the stirring shaft (52) and the stirring blade (56) to leave the stirring cylinder (42), and the inner cylinder (46) is taken out to collect mortar for use.

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