Continuity mortar mixer
Technical Field
The invention relates to the technical field of mixed operation machinery, in particular to a continuous mortar stirrer.
Background
The dry-mixed mortar stirrer is suitable for on-site stirring of dry-mixed mortar materials, is a machine for mixing cement, sand materials and other dry ash and water and stirring to prepare mortar mixture, and is one of the indispensable equipment in the fields of building construction and the like. The common dry-mixed mortar stirrer is usually driven by a motor to rotate a stirring shaft and stirring blades so as to uniformly mix mortar raw materials in the stirrer. However, in the prior art, dry ash and tap water are manually added into a stirrer, and the mixture is shoveled out of the stirrer for use after stirring, and the dry ash and wet ash are exposed in the stirring process, so that the stirring efficiency is low, a large number of personnel are required for operation, and environmental pollution is easy to cause.
Disclosure of Invention
The invention aims to solve the technical problem of overcoming the defects of the prior art and providing a continuous mortar stirrer which adopts a fully-closed continuous working mode, has high stirring efficiency and can avoid environmental pollution.
In order to solve the technical problems, the invention adopts the following technical scheme:
a continuous mortar mixer comprises a controller for controlling the operation of the mixer, a mixing drum horizontally arranged, a storage hopper positioned above the mixing drum and used for conveying dry ash to the mixing drum, and a water supply mechanism used for conveying a water source to the storage hopper; the inner cavity of the stirring barrel is sequentially provided with a pushing area communicated with the storage hopper, a stirring area communicated with the water supply mechanism and a discharging area along the material travelling direction, a stirring shaft is arranged in the stirring barrel in a penetrating manner, a hollow pushing shaft with a pushing spiral blade on the outer Zhou Cebu is coaxially sleeved on the stirring shaft in the pushing area, a plurality of stirring rods are fixedly arranged on the stirring shaft in the stirring area, a discharging spiral blade opposite to the spiral direction of the pushing spiral blade is arranged on the stirring shaft in the discharging area, and a discharging port is arranged at the tail end of the discharging area; the stirring shaft and the pushing shaft are opposite in steering, and the stirring shaft and the initial end of the pushing shaft extend out of the initial end of the stirring cylinder and are respectively connected with two sets of stirring driving mechanisms opposite in steering; the controller is electrically connected with the controlled end of the stirring driving mechanism.
Further, the two ends of the stirring cylinder are respectively provided with a sealing cover; the top of the starting end of the pushing area is provided with a dry ash feeding port, the dry ash discharging port of the storage hopper is connected with the dry ash feeding port through a feeding pipeline, the top of the starting end of the stirring area is provided with a water injection pipe, and the discharging port is arranged at the bottom of a sealing cover corresponding to the tail end of the discharging area.
Further, a supporting sleeve coaxial with the stirring cylinder is fixedly arranged on the outer side of the sealing cover corresponding to the initial end of the pushing area, the stirring shaft and the initial end of the pushing shaft extend out of the outer end of the supporting sleeve, and the initial end of the stirring shaft extends out of the initial end of the pushing shaft; the end of the stirring shaft is arranged on a sealing cover corresponding to the end of the discharging area through bearings, the pushing shaft is arranged in the supporting sleeve through two bearings, and both ends of the pushing shaft are connected with the stirring shaft through bearings.
Further, the sealing cover corresponding to the tail end of the discharging area comprises two semicircular cover plates with bearing clamping grooves formed in the centers, and the two cover plates are fixed at the tail end of the stirring barrel in an opening and disassembling mode.
Further, the discharge port is connected with the feed inlet of the spiral material distribution device through a discharge pipeline, and the discharge port of the spiral material distribution device is positioned on the processing surface.
Further, a pressure sensor is arranged at the supporting position of the storage hopper, a flow sensor is arranged on the water injection pipe, and the pressure sensor and the flow sensor are connected with the controller.
Further, a distributing device driven by a distributing motor is arranged at the joint of the feeding pipeline and the dry ash discharging hole of the storage hopper.
Further, the stirring driving mechanism comprises a stirring motor and a pushing motor, a stirring driving wheel is arranged on a rotating shaft of the stirring motor, and a pushing driving wheel is arranged on a rotating shaft of the pushing motor; the stirring driving wheel is arranged at the initial end part of the stirring shaft, the pushing driving wheel is arranged at the initial end part of the pushing shaft, the stirring driving wheel is connected with the stirring driving wheel through a chain, and the pushing driving wheel is connected with the pushing driving wheel through a chain; the controller is respectively connected with the controlled ends of the stirring motor and the pushing motor.
Further, a sewage drain pipe is arranged at the bottom of the stirring cylinder, and a sedimentation tank is arranged below the sewage drain pipe; the upper part of the stirring cylinder and the position corresponding to the stirring area are provided with a sewage injection pipe, and the sedimentation tank is connected with the sewage injection pipe through a water return pipe with a water return pump.
Further, a high-temperature heating extrusion mechanism communicated with the discharge port is arranged on the outer side of the tail end of the stirring cylinder.
The beneficial effects of adopting above-mentioned technical scheme to produce lie in:
raw material dry ash and water supply mechanism that the stirring was used get into the churn that the level set up from storage hopper and water supply mechanism respectively, and dry ash falls into pushing away in the material district at first, pushes away the material helical blade rotation of material axle drive, and in pushing away the continuous propelling movement of dry ash in the material district into the stirring district, drive the puddler through the (mixing) shaft and rotate, dry ash mixes with entering wherein water in the stirring district, reentrant discharging area after the mixing is accomplished, and the mixture is discharged by the discharge gate under the effect of ejection of compact helical blade. The stirring cylinder is basically and completely closed from feeding to stirring and discharging, and effectively avoids the pollution of dry ash or wet ash to the environment.
The conveying direction of the materials in the stirring barrel is from the pushing area to the stirring area to the discharging area, but as the rotation directions of the stirring shaft and the pushing shaft are opposite, the stirring shaft and the stirring rod vertically fixed on the stirring shaft generate a certain blocking effect on the normal conveying of the mixture in the stirring area under the reverse rotation effect of the stirring shaft and the stirring rod when the pushing spiral blade pushes the materials to the stirring area, so that the materials are more uniformly mixed in the stirring area during continuous discharging, the stirring shaft rotates at a higher rotating speed, the stirring time is saved, and the stirring efficiency is improved; the spiral direction of the discharge spiral blade in the discharge area is opposite to that of the pushing spiral blade, so that the mixture entering the discharge area can be pushed out from the discharge hole.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
in the figure: 1. the high-temperature heating extrusion mechanism comprises a feeding pipeline, 2, a storage hopper, 3, a distributing device, 4, a distributing driving wheel, 5, a stirring cylinder, 6, a stirring shaft, 7, a stirring rod, 8, a discharging helical blade, 9, a discharging hole, 10, a pushing shaft, 11, a stirring driving wheel, 12, a pushing driving wheel, 13, a water injection pipe, 14, a supporting sleeve, 15, a sealing cover, 16, a pushing helical blade, 17 and a high-temperature heating extrusion mechanism.
Detailed Description
The invention will be described in further detail with reference to the drawings and the detailed description.
As shown in fig. 1, the invention discloses a continuous mortar mixer, which comprises a controller for controlling the operation of the mixer, a mixing drum 5 horizontally arranged, a storage hopper 2 positioned above the mixing drum 5 and used for conveying dry ash to the mixing drum 5, and a water supply mechanism used for conveying water source to the storage hopper 2; the inner cavity of the stirring cylinder 5 is sequentially provided with a pushing area communicated with the storage hopper 2, a stirring area communicated with the water supply mechanism and a discharging area along the material travelling direction, a stirring shaft 6 is arranged in the stirring cylinder 5 in a penetrating manner, a hollow pushing shaft 10 with a pushing spiral blade 16 is coaxially sleeved on the stirring shaft 6 in the pushing area, a plurality of stirring rods 7 are fixedly arranged on the stirring shaft 6 in the stirring area, a discharging spiral blade 8 opposite to the spiral direction of the pushing spiral blade 16 is arranged on the stirring shaft 6 in the discharging area, and a discharging hole 9 is arranged at the tail end of the discharging area; the stirring shaft 6 and the pushing shaft 10 are opposite in steering, and the starting ends of the stirring shaft 6 and the pushing shaft 10 extend out of the head end of the stirring cylinder 5 and are respectively connected with two sets of stirring driving mechanisms opposite in steering; the controller is electrically connected with the controlled end of the stirring driving mechanism.
The storage hopper 2 is used for storing raw material dry ash for stirring, and is provided with a cover to prevent the dry ash from being exposed. Raw material dry ash and water supply mechanism that the stirring used gets into in the churn 5 that the level set up respectively from storage hopper 2, dry ash falls into pushing away the material district at first, pushing away material axle 10 drive pushing away material helical blade 16 rotatory, the continuous propelling movement of dry ash in the material district into the stirring district, drive puddler 7 through (mixing) shaft 6 and rotate, dry ash mixes with entering wherein water in the stirring district, reentrant discharging area after the mixing is accomplished, the mixture is discharged by the terminal discharge gate of discharging area under the effect of discharging helical blade 8. The conveying direction of the materials in the stirring barrel 5 is from the pushing area to the stirring area to the discharging area, but as the rotation directions of the stirring shaft 6 and the pushing shaft 10 are opposite, the stirring shaft 6 and the stirring rod 7 vertically fixed on the stirring shaft 6 generate a certain blocking effect on the normal conveying of the mixture in the stirring area under the reverse rotation effect of the stirring shaft 6 and the stirring rod 7 when the pushing spiral blade 16 pushes the materials to the stirring area, so that the materials are more uniformly mixed in the stirring area during continuous discharging, the stirring shaft 6 rotates at a higher rotating speed, the stirring time is saved, and the stirring efficiency is improved; the discharge screw blade 8 in the discharge zone is counter to the screw direction of the pushing screw blade 16, which enables the mixture entering the discharge zone to be pushed out of the discharge opening. The stirring cylinder 5 is basically and completely closed from feeding to stirring discharging, so that the pollution of dry ash or wet ash to the environment is effectively avoided.
The inner walls of the storage hopper 2 and the stirring barrel 5 are made of enamel materials, and the stirring shaft 6, the pushing shaft 10, the pushing helical blades 16, the stirring rod 7 and the discharging helical blades 8 are made of stainless steel materials, so that the processing requirements of different raw materials such as acidity and alkalinity can be met.
The two ends of the stirring barrel 5 are respectively provided with a sealing cover 15; the top of the beginning of the pushing area is provided with a dry ash feeding hole, and the dry ash discharging hole of the storage hopper 2 is connected with the dry ash feeding hole through a feeding pipeline 1, the top of the beginning of the stirring area is provided with a water injection pipe 13, and the discharging hole 9 is arranged at the bottom of a sealing cover 15 corresponding to the tail end of the discharging area. A supporting sleeve 14 coaxial with the stirring cylinder 5 is fixedly arranged on the outer side of a sealing cover 15 corresponding to the initial end of the pushing area, the initial ends of the stirring shaft 6 and the pushing shaft 10 extend out of the outer end of the supporting sleeve 14, and the initial end of the stirring shaft 6 extends out of the initial end of the pushing shaft 10; the end of the stirring shaft 6 is arranged on a sealing cover 15 corresponding to the end of the discharging area through bearings, the pushing shaft 10 is arranged in a supporting sleeve 14 through two bearings, and both ends of the pushing shaft 10 are connected with the stirring shaft 6 through bearings.
In order to facilitate cleaning of the inner cavity of the mixing drum 5, the sealing cover 15 corresponding to the tail end of the discharging area comprises two semicircular cover plates with bearing clamping grooves formed in the center, and the two cover plates are fixed at the tail end of the mixing drum 5 in an opening and dismounting mode. When the stirring is used, the cover plate is fixed at the tail end part of the stirring cylinder 5 through bolts or hoops, and when the stirring machine is used for cleaning the stirring cylinder, the two semicircular cover plates are opened, so that the inner cavity of the stirring cylinder 5 is cleaned under the visible condition, and the aim of rapid and thorough cleaning is fulfilled.
In order to measure the use amount of dry ash and water for stirring, a pressure sensor is arranged at the supporting position of the storage hopper 2, a flow sensor is arranged on the water injection pipe 13, and the pressure sensor and the flow sensor are both connected with a controller. The water injection pipe 13 is connected to a tap water pipeline through a high-pressure water pump, and the pressure sensor and the flow sensor are both connected with raw material control equipment, so that the water inlet amount can be controlled according to the use amount of dry ash, for example, the injection ratio of water to dry powder is kept to be 20:100, and the continuous operation can be realized, and meanwhile, the number of operators is reduced.
The junction of the dry ash discharge gate of feed line 1 and storage hopper 2 is provided with by cloth motor driven distributing device 3, and the pivot outer end of distributing device 3 is provided with cloth drive wheel 4, is provided with the cloth action wheel in the pivot of cloth motor, and the cloth action wheel is connected with cloth drive wheel 4 through the chain.
The stirring driving mechanism comprises a stirring motor and a pushing motor, a stirring driving wheel is arranged on a rotating shaft of the stirring motor, and a pushing driving wheel is arranged on a rotating shaft of the pushing motor; the stirring driving wheel 11 is arranged at the initial end part of the stirring shaft 6, the pushing driving wheel 12 is arranged at the initial end part of the pushing shaft 10, the stirring driving wheel is connected with the stirring driving wheel 11 through a chain, and the pushing driving wheel is connected with the pushing driving wheel 12 through a chain; the controller is respectively connected with the controlled ends of the stirring motor and the pushing motor. The material distribution motor, the stirring motor and the material pushing motor are all servo motors, and the controller comprises a servo motor controller. The rotating speed of the servo motor can be conveniently adjusted by using the servo motor controller so as to adapt to stirring processing of various materials. The stirring shaft 6 and the pushing shaft 10 can not synchronously rotate, and the speed can be adjusted so as to meet the production efficiency requirement. The pushing motor drives the pushing shaft 10 to rotate through chain transmission, and according to the actual usage, the rotating speed can be adjusted to continuously push the dry ash into the stirring area from the pushing area. The stirring motor drives the stirring driving wheel 11 through chain transmission, so that the stirring rod 7 rotates, and products with different requirements can be obtained through adjusting the rotation speed of the stirring motor. The distributing motor drives the distributing device 3 to rotate through chain transmission, and the rotating speed can be adjusted according to specific use amount to control the throwing speed.
In order to recycle the sewage generated after cleaning, the bottom of the stirring cylinder 5 is provided with a sewage drain pipe, and a sedimentation tank is arranged below the sewage drain pipe; the upper part of the stirring cylinder 5 and the position corresponding to the stirring area are provided with a sewage injection pipe, and the sedimentation tank is connected with the sewage injection pipe through a water return pipe with a water return pump. After the mixing drum 5 is cleaned, sewage flows into a sedimentation tank through a sewage drain pipe, after the sewage is sedimentated, the sewage is supplied to a sewage injection pipe through a water return pipe, the sewage is added into the mixing drum 5 for recycling, and after the sewage is used, the sewage is switched to a water injection pipe 13 and is continuously injected with tap water, so that the production cost is saved.
The discharge port 9 is connected with the feed port of the spiral material distribution device through a discharge pipeline, and the discharge port of the spiral material distribution device is positioned on the processing surface. After stirring evenly, the mixture is directly conveyed into a spiral material distribution device through a discharge hole, and is evenly spread on a processing surface by adopting a precise spiral material distribution device.
The outer side of the tail end of the stirring cylinder 5 is provided with a high-temperature heating extrusion mechanism 17 communicated with the discharge hole 9 so as to be suitable for stirring rubber or plastic raw materials.