CN110744708A - Be used for fashioned mix self-cleaning device of mix cement concrete and test piece - Google Patents
Be used for fashioned mix self-cleaning device of mix cement concrete and test piece Download PDFInfo
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- CN110744708A CN110744708A CN201911159327.2A CN201911159327A CN110744708A CN 110744708 A CN110744708 A CN 110744708A CN 201911159327 A CN201911159327 A CN 201911159327A CN 110744708 A CN110744708 A CN 110744708A
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- mixing
- cement concrete
- test piece
- cleaning
- self
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- 239000004568 cement Substances 0.000 title claims abstract description 56
- 238000004140 cleaning Methods 0.000 title claims abstract description 52
- 238000012360 testing method Methods 0.000 title claims abstract description 49
- 239000000203 mixture Substances 0.000 title description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 59
- 239000007921 spray Substances 0.000 claims abstract description 27
- 238000005303 weighing Methods 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims description 23
- 239000010687 lubricating oil Substances 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 6
- 238000000465 moulding Methods 0.000 claims 8
- 238000003756 stirring Methods 0.000 abstract description 25
- 238000000034 method Methods 0.000 description 8
- 239000003921 oil Substances 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 210000001061 forehead Anatomy 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000012856 weighed raw material Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
- B28C5/10—Mixing in containers not actuated to effect the mixing
- B28C5/12—Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials, e.g. with incorporated feeding or discharging means or with oscillating stirrers
- B28C5/14—Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials, e.g. with incorporated feeding or discharging means or with oscillating stirrers the stirrers having motion about a horizontal or substantially horizontal axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/093—Cleaning containers, e.g. tanks by the force of jets or sprays
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B1/00—Producing shaped prefabricated articles from the material
- B28B1/08—Producing shaped prefabricated articles from the material by vibrating or jolting
- B28B1/087—Producing shaped prefabricated articles from the material by vibrating or jolting by means acting on the mould ; Fixation thereof to the mould
- B28B1/0873—Producing shaped prefabricated articles from the material by vibrating or jolting by means acting on the mould ; Fixation thereof to the mould the mould being placed on vibrating or jolting supports, e.g. moulding tables
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/14—Supply means incorporated in, or mounted on, mixers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/16—Discharge means, e.g. with intermediate storage of fresh concrete
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Dispersion Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Ceramic Engineering (AREA)
- Structural Engineering (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The invention discloses a mixing self-cleaning device for mixing cement concrete and forming a test piece, which comprises a mixing device, a lifting device, a vibrating device and an electronic platform scale, wherein the mixing device is connected with the lifting device; the top of the mixing device is provided with a feed inlet, the bottom of the mixing device is provided with a discharge outlet, the lifting device is arranged at the discharge outlet of the mixing device, and the top of the lifting device is provided with a die and an electronic platform scale; the free end of the stirring blade is provided with a shovel plate which is contacted with the inner wall of the stirring cylinder, the top of the stirring cylinder is provided with a cleaning spray head, and the spray head is communicated with a water tank through a water pipeline; the shovel plate is contacted with the inner wall of the mixing cylinder, so that the cement concrete on the inner wall of the mixing cylinder can be shoveled, the mixing is more uniform, and the cleaning of an instrument is facilitated; the cleaning device is additionally arranged, so that the automatic cleaning work of the stirrer can be realized, the labor can be saved to the maximum extent, and the test time can be effectively saved; the electronic platform scale is arranged on the operating platform, so that the mass of the cement concrete test piece can be controlled through weighing, and the standard degree of the test piece can be further controlled.
Description
Technical Field
The invention relates to the field of cement concrete mixing equipment, in particular to a mixing self-cleaning device for mixing cement concrete and forming a test piece.
Background
The cement concrete test is a very important test. The method relates to multiple processes of charging of a stirrer, mixing of cement concrete, forming of a test piece, cleaning of an instrument, testing of performance of the test piece and the like. According to JTG E30-2005 test Specification for Highway engineering Cement and Cement concrete, cement concrete is subjected to multiple procedures during mixing and test piece formation, the raw materials are weighed according to specifications, coarse aggregates, fine aggregates and cement are sequentially added into a stirrer, the stirrer is started to dry and stir for one minute to make the materials uniform, then half of water is added, wet stirring is carried out for one minute, the other half of water is added, and stirring is carried out for two minutes. Pouring the stirred cement concrete on an iron plate, filling the cement concrete into a mould by using a shovel, then placing the mould on a vibrating table for vibrating and compacting, and carrying out standard curing.
For the above series of operation procedures, the cement concrete test in the laboratory has the following disadvantages or shortcomings: firstly, after the cement concrete is mixed, the cement concrete needs to be poured on an iron plate firstly and then is loaded into a test mould by a shovel, the process often needs a long time, the variation of the components of the cement concrete can be caused, the slump loss of the cement concrete is further caused, in addition, the test results of the strength and the shrinkage performance of the cement concrete can be influenced, and the condition is particularly serious in summer with high air temperature. Secondly, when cement concrete is mixed, concrete can be adhered to the inner wall of the mixing cylinder and the mixing blades, which increases the difficulty of cleaning the mixer and more seriously easily causes the uneven mixing of the concrete. Third, the direct pouring of the non-precipitated mixer cleaning solution into the sewer can cause the sewer to become clogged. Fourthly, since the cement concrete filled in the mould is judged only by visual inspection of a tester, the size of the test piece after setting and hardening can not meet the specified requirements, and the performance test result of the concrete is further influenced. Fifthly, when the mould filled with the cement concrete vibrates on the vibration table, the mould can move randomly along with the vibration due to the lack of a limiting device of the mould.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a mixing self-cleaning device for mixing cement concrete and forming a test piece, which can integrate concrete mixing, test piece forming and instrument cleaning, ensure the accuracy of a test and save the test time.
In order to achieve the purpose, the invention adopts the technical scheme that: the mixing self-cleaning device for mixing cement concrete and forming a test piece comprises a mixing device, a lifting device, a vibrating device and an electronic platform scale; the top of the mixing device is provided with a feed inlet, the bottom of the mixing device is provided with a discharge outlet, the lifting device is arranged at the discharge outlet of the mixing device, and the top of the lifting device is provided with a die and an electronic platform scale; the electronic platform scale is arranged below the die, the mixing device comprises a mixing cylinder and a frame, a rotating shaft is arranged on the axis of the mixing cylinder, a mixing blade is arranged on the rotating shaft, a shovel plate is arranged at the free end of the mixing blade and is in contact with the inner wall of the mixing cylinder, the driving end of the rotating shaft is connected with the output end of a motor, the mixing cylinder and the motor are both arranged at the top of the frame, and a supporting leg is arranged at the bottom of the frame; the vibration device is arranged on one side of the lifting device; the top of a mixing cylinder is provided with a cleaning spray head, the spray head is communicated with a water tank through a water pipeline, a water pump is arranged on the water pipeline, the cleaning spray head is spherical, and a plurality of water spray holes are formed in the cleaning spray head.
The bottom of the supporting leg is provided with a base; the mixing device, the lifting device and the vibrating device are all arranged above the base and connected with the base.
The lifting device adopts a hydraulic lifting platform.
The bottom of the mould is provided with a universal wheel, and the universal wheel is provided with a brake pad.
The vibrating device adopts a concrete vibrating table, a baffle is arranged on the concrete vibrating table, a forehead baffle bayonet is arranged at the edge of the concrete vibrating table, and two ends of the baffle are clamped into the baffle bayonet.
A gear outer cover is arranged outside the driving gear and the driven gear, lubricating oil is filled at the bottom of the gear outer cover, and the driving gear is immersed in the lubricating oil.
The lower part of the discharge port is provided with a settling tank, and the discharge port is connected with the settling tank through a drain pipe.
One side of agitating unit is provided with the title material device, and the title material device is connected with the supporting leg including title material platform, slide rail, gyro wheel and limit stop, and the slide rail passes through the bolt, and the bottom of title material platform is provided with four gyro wheels along the slide rail, and the gyro wheel can be on the slide rail horizontal migration, and the both ends of slide rail set up limit stop.
The automatic control system is characterized by further comprising a control panel and a controller, wherein the control panel is connected with the controller through an I/O interface, the control panel comprises a stirrer forward rotation control switch, a stirrer reverse rotation control switch, a water pump control switch, a lifting device control switch and a timing display screen, and the output end of the controller is connected with the stirrer, the water pump, the lifting device and the display screen.
The feed inlet is funnel-shaped, and the lower part of feed inlet is provided with feed valve, and the feed inlet is provided with two.
The invention has the following beneficial effects: according to the device, the stirring blade is arranged on the rotating shaft, the shovel plate is arranged at the free end of the stirring blade and is in contact with the inner wall of the stirring cylinder, the driving end of the rotating shaft is connected with the output end of the motor, the shovel plate is arranged at the end part of the stirring blade, the shovel plate is arranged at the free end of the stirring blade and is in contact with the inner wall of the stirring cylinder, so that cement concrete on the inner wall of the stirring cylinder can be shoveled, on one hand, the stirring is more uniform, and on the other hand, the device is beneficial to cleaning; the top of the mixing cylinder is provided with a cleaning spray head, the spray head is communicated with the water tank through a water pipeline, the water pipeline is provided with a water pump, the cleaning spray head is spherical, the cleaning spray head is provided with a plurality of water spray holes, and the cleaning device is additionally arranged, so that the cleaning work of the mixer can be realized, the manpower can be saved to the maximum extent, and the test time can be effectively saved; the electronic platform scale is arranged on the operation platform, so that the mass of the cement concrete test piece can be controlled through weighing, and the standard degree of the test piece can be further controlled; the invention integrates cement concrete mixing, test piece forming and instrument cleaning in a laboratory, can effectively save test time, reduce physical output of operators to the maximum extent, reduce component variation of cement concrete and ensure the accuracy of test results.
Furthermore, the lifting device is arranged below the operating platform, so that the height of the operating platform can be adjusted to be close to the discharge hole, and segregation and unevenness caused by pouring concrete from a high position are reduced as much as possible.
Further, through set up vibrating device near the discharge gate, can be so that cement concrete loads and jolts nearby, can save physical power on the one hand, on the other hand, can avoid the artifical concrete component variation that loads and bring to furthest's assurance test result's accuracy.
Further, through setting up with supporting setting tank and the drain pipe of using of instrument, can deposit the washing liquid into the setting tank through the drain pipe, then pour the upper clear water into the sewer, can avoid the sewer to block up because of deposiing like this. The invention integrates cement concrete mixing, test piece forming and instrument cleaning in a laboratory, can effectively save test time, reduce physical output of operators to the maximum extent, reduce component variation of cement concrete and ensure the accuracy of test results.
Furthermore, the baffle is arranged on the vibration table, so that the large-range movement of the mould is limited in the process of compacting the cement concrete sample.
Furthermore, the sliding device is adopted to control the telescopic displacement of the material weighing platform in the horizontal direction, and the material weighing platform is arranged adjacent to the feeding hole, so that the back-and-forth carrying of raw materials can be avoided, the physical strength is saved, and on the other hand, the space can be saved when the equipment is not used.
Furthermore, the control panel is arranged, and the control switches are arranged on the control panel, so that the automation degree is improved.
Furthermore, the base is arranged below the supporting legs, so that the overall stability of the instrument is better.
Furthermore, through setting two feed inlets, coarse aggregate is placed at one feed inlet, fine aggregate and cement are placed at the other feed inlet, the two feed inlets can prevent the accumulation below the feed inlet, and the discharge speed can be increased, so that the working efficiency is improved.
Furthermore, the lubricating oil is arranged at the gear, so that the gear can be conveniently lubricated, and the gear outer cover is arranged at the gear, so that the protection of an instrument is facilitated, and the test safety is improved.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a schematic structural view of a stirring system of the present invention;
FIG. 3 is a top view of the oscillating table of the present invention;
FIG. 4 is a front view of the baffle of the vibration table of the present invention;
FIG. 5 is a front view of the control panel of the present invention;
fig. 6 is a schematic structural diagram of the slide rail of the present invention.
Wherein, 1 is a motor, 2 is a driving gear, 3 is a driven gear, 4 is a rotating shaft, 5 is a stirring blade, 6 is a shovel plate, 7 is a first feeding hole, 8 is a first feeding valve, 9 is a second feeding hole, 10 is a second feeding valve, 11 is a discharging hole, 12 is a discharging valve, 13 is a stirring barrel, 14 is a water tank, 15 is a water pump, 16 is a water pipeline, 17 is a cleaning nozzle, 18 is a frame, 19 is a supporting leg, 20 is a material weighing platform, 21 is a sliding rail, 22 is a roller, 23 is a base, 24 is a spring, 25 is a base, 26 is a vibrating table, 27 is a forward rotation control switch of the stirrer, 28 is a reverse rotation control switch of the stirrer, 29 is a water pump control switch, 30-bit water pump control switch, 31 is a timing display screen, 32 is a gear housing, 33 is an oil storage ball, 34 is a baffle, 35 is a baffle bayonet, 36 is a water outlet, 37 is a vibrating motor, 38 is an oil delivery, An electronic platform scale 39, a limit stop 40, a settling tank 41, an operation table 42, a lifting device 43 and a lifting control switch 44.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1 and fig. 2, a mixing self-cleaning device for mixing cement concrete and forming a test piece comprises a mixing device, a lifting device 43, a vibrating device and an electronic platform scale 39; the top of the mixing device is provided with a feeding hole, the bottom of the mixing device is provided with a discharging hole 11, the lifting device is arranged at the discharging hole of the mixing device, and the top of the lifting device 43 is provided with a mould and an electronic platform scale 39; the electronic platform scale 39 is arranged below the die, the mixing device comprises a mixing cylinder 13 and a frame 18, a rotating shaft 4 is arranged on the axis of the mixing cylinder 13, a mixing blade 5 is arranged on the rotating shaft 4, a shovel plate 6 is arranged at the free end of the mixing blade 5, the shovel plate 6 is contacted with the inner wall of the mixing cylinder, the driving end of the rotating shaft 4 is connected with the output end of the motor 1, the mixing cylinder 13 and the motor 1 are both arranged at the top of the frame 18, and a supporting leg 19 is arranged at the bottom of the frame 18; the vibration device is arranged on one side of the lifting device; the top of the mixing cylinder 13 is provided with a cleaning spray nozzle 17, the spray nozzle 17 is communicated with the water tank 14 through a water pipeline 16, the water pipeline 16 is provided with a water pump 15, the cleaning spray nozzle 17 is spherical, and the cleaning spray nozzle 17 is provided with a plurality of water spray holes.
Preferably, the stirring blade 5 adopts a spiral stirring blade; the whole frame 18 is provided with an elevation angle with the horizontal direction, and one end of the discharge hole is the lowest point.
As an optional embodiment, the supporting legs 19 adopt hydraulic telescopic rods, the supporting legs 19 located at one end of the discharge port are lowered, and the supporting legs 19 far away from one end of the discharge port are lifted to form a slope, so that the concrete material output is facilitated.
The bottom of the supporting leg 19 is provided with a base 23; the mixing device, the lifting device 43 and the vibrating device are all arranged above the base 23 and connected with the base 23.
The lifting device adopts a hydraulic lifting platform.
The bottom of the mould is provided with a universal wheel, and the universal wheel is provided with a brake pad.
As shown in fig. 3 and 4, the vibration device is a concrete vibration table, a baffle 34 is arranged on the concrete vibration table, a forehead baffle bayonet 25 is arranged at the edge of the concrete vibration table, and two ends of the baffle 34 are clamped into baffle bayonets 35.
A gear housing 32 is arranged outside the driving gear 2 and the driven gear 3, lubricating oil is arranged at the bottom of the gear housing 32, and the driving gear 2 is immersed in the lubricating oil.
A settling tank 41 is arranged below the discharge port 11, and the discharge port 11 is connected with the settling tank 41 through a drain pipe.
One side of agitating unit is provided with the title material device, and the title material device is connected with supporting leg 19 through the bolt including title material platform 20, slide rail 21, gyro wheel 22 and limit stop 40, slide rail 21, and the bottom of title material platform 20 is provided with four gyro wheels 22 along slide rail 21, and gyro wheel 22 can be on slide rail 21 horizontal migration, and the both ends of slide rail 21 are provided with limit stop 40.
The automatic control system also comprises a control panel and a controller, wherein the control panel is connected with the controller through an I/O interface, the control panel comprises a stirrer forward rotation control switch 27, a stirrer reverse rotation control switch 28, a water pump control switch 29, a lifting device control switch 44 and a timing display screen 30, and the output end of the controller is connected with the stirrer, the water pump, the lifting device and the display screen 30.
Referring to fig. 1 to 5, the present invention comprises a frame 18 and a vibration table 26 for placing a forming mold, wherein the frame 18 is provided with a motor 1 through a fixing device, four corners of the bottom of the frame 18 are respectively and rigidly connected with four supporting legs 19, and the bottoms of the four supporting legs 19 are rigidly connected with an instrument base 23.
Motor 1 drives driven gear 3 through driving gear 2 and rotates, and then drives axis of rotation 4 rotatory, and stirring vane 5 be connected with axis of rotation 4 and then stir the cement concrete in the mixing drum 13 and mix, and the shovel board 6 of 5 tip of stirring vane can shovel the cement concrete who coheres on the mixing drum 13 inner wall. A gear outer cover 32 is arranged outside the driving gear 2 and the driven gear 3, and the gear outer cover 32 is formed by splicing plastic shells with buckles.
Optionally, an oil storage ball 33 is disposed outside the gear housing 32, the oil storage ball 33 is communicated with an oil inlet pipe, and the oil storage ball 33 extends to the upper side of the driven gear 3 through an oil delivery pipe 38.
The top of the mixing cylinder 13 is provided with two feed inlets, a first feed inlet 7 and a second feed inlet 9, the first feed inlet is provided with a first feed valve 8, and the second feed inlet is provided with a second feed valve 10.
The cleaning device comprises a water tank 14, a water pump 15, a water pipeline 16, a cleaning spray head 17, a water outlet hole 36 and a settling tank 41; the water supply tank 14 is positioned at one side of the frame 18, one end of the water pipeline 16 is positioned below the liquid level in the tank 14, the other end of the water pipeline is connected with the cleaning spray head 17, the cleaning spray head 17 is arranged in the mixing cylinder, the cleaning spray head 17 is provided with a plurality of water outlet holes 36, and the water pipeline 16 is provided with a water pump 15; the settling tank 41 is arranged below the discharge port 11, the settling tank 41 is positioned between the lifting device 43 and the supporting legs 19, and a drain pipe is matched with the settling tank 41 for use.
The cleaning nozzle 17 is formed by a hollow stainless steel ball, and a plurality of water outlet holes 36 are formed in the surface of the ball.
The lifting device 43 is a hydraulic lifting device, the upper end of the lifting device 43 is connected with the bottom of the operating platform 42, and the lower end of the lifting device 43 is fixed on the base 23.
The vibration device comprises a spring 24, a base 25, a vibration table 26 and a vibration motor 37; the base 25 is placed on the base 23, the base 25 is connected to the vibration table 26 by the springs 24, and the vibration motor 37 is disposed under the vibration table 26.
As shown in fig. 6, the material weighing device comprises a material weighing platform 20, a slide rail 21, four rollers 22 and limit stops 40, the slide rail 21 is fixed on the support leg 19 through bolts, four rollers 22 are arranged at four corners of the material weighing platform 20, the rollers 22 can horizontally move on the slide rail 21, and the limit stops 40 are arranged at two ends of the slide rail 21.
As shown in fig. 5, the control panel of the device of the present invention is provided with a mixer forward rotation control switch 27, a mixer reverse rotation control switch 28, a water pump control switch 29, a lifting device control switch 44 and a timing display screen 30; the mixer forward rotation control switch 27 is used for controlling the motor 1 to rotate forward to be turned on and off, the mixer reverse rotation control switch 28 is used for controlling the motor 1 to rotate reversely, the water pump control switch 29 is used for controlling the water pump 15 to be turned on or turned off, the vibration motor control switch 30 is used for controlling the vibration motor 37 to be turned on or turned off, and the lifting device control switch 44 is used for controlling the lifting device 43 to lift.
The specific operation process of the invention is as follows:
when the material weighing device is used, firstly, the material weighing platform 20 is pulled out along the slide rail 21, raw materials used for stirring a pot are sequentially weighed, the weighed raw materials are placed into the feeding hole 7, the feeding valve 8 is opened, the raw materials are placed into the stirring cylinder 13, the forward rotation control switch 27 of the stirrer is opened, coarse aggregates, fine aggregates and cement are uniformly mixed for one minute in a dry mode, then, half of water is added, wet mixing is carried out for one minute, then, the other half of water is added, and stirring is carried out for two minutes; opening a lifting control switch 44, lifting an operation table 42 to the lower part of the discharge port 11, placing the mold on the operation table 42 below the discharge port 11, opening a discharge valve 12 and a stirrer reverse rotation control switch 28, sequentially filling the mold and placing the mold on a vibration table, fixing the mold with a baffle, and then opening a vibration motor control switch 30 for primary vibration; continuously placing the mould at the discharge port 11, placing the stirred cement concrete, and weighing the mass of the cement concrete on an electronic platform scale 39 to enable the mass to meet the requirement; the mould with the quality meeting the requirement is placed on a vibration table 26 for repeated vibration to be compact, and a vibration motor control switch 30 is closed. And then taking the vibrated cement concrete test model off the vibrating table 26, and curing the cement concrete test model according to the standard requirement. The left cement concrete in the mixing drum 13 is put into a waste material basin, the discharge port valve 12 is closed, the water pump control switch 29 and the mixing mixer forward rotation control switch 27 are opened, water in the water supply tank 14 enters the cleaning spray head 17 along the water pipeline 16 through the water pump 15, water flow is sprayed into the mixing drum 13 through the cleaning hole 36, the inside of the mixing drum 13 is cleaned, then the discharge port valve 12 is opened, and the cleaned materials in the mixing drum 13 are put into the settling tank 41 through the drain pipe connected with the discharge port 11 for settling. Thus, a whole set of process of the mixing self-cleaning device for mixing cement concrete and forming a test piece is completed; and repeating the operations until all the cement concrete test pieces are manufactured.
Claims (10)
1. A mixing self-cleaning device for mixing cement concrete and forming a test piece is characterized by comprising a mixing device, a lifting device (43), a vibrating device and an electronic platform scale (39); the top of the mixing device is provided with a feeding hole, the bottom of the mixing device is provided with a discharging hole (11), the lifting device is arranged at the discharging hole of the mixing device, and the top of the lifting device (43) is provided with a mould and an electronic platform scale (39); the electronic platform scale (39) is arranged below the die, the mixing device comprises a mixing cylinder (13) and a frame (18), a rotating shaft (4) is arranged on the axis of the mixing cylinder (13), a mixing blade (5) is arranged on the rotating shaft (4), a shovel plate (6) is arranged at the free end of the mixing blade (5), the shovel plate (6) is in contact with the inner wall of the mixing cylinder, the driving end of the rotating shaft (4) is connected with the output end of a motor (1), the mixing cylinder (13) and the motor (1) are both arranged at the top of the frame (18), and a supporting leg (19) is arranged at the bottom of the frame (18); the vibration device is arranged on one side of the lifting device; the top of the mixing cylinder (13) is provided with a cleaning spray head (17), the spray head (17) is communicated with the water tank (14) through a water pipeline (16), the water pipeline (16) is provided with a water pump (15), the cleaning spray head (17) is spherical, and the cleaning spray head (17) is provided with a plurality of water spray holes.
2. A mixing self-cleaning device for mixing cement concrete and forming test pieces according to claim 1, characterized in that a base (23) is arranged at the bottom of the supporting leg (19); the mixing device, the lifting device (43) and the vibrating device are all arranged above the base (23) and are connected with the base (23).
3. A mixing self-cleaning device for mixing cement concrete and test piece molding according to claim 1, characterized in that the lifting device adopts a hydraulic lifting platform.
4. A mixing self-cleaning device for mixing cement concrete and test piece molding according to claim 1, characterized in that the bottom of the mold is provided with a universal wheel, and the universal wheel is provided with a brake pad.
5. A mixing self-cleaning device for mixing cement concrete and test piece molding according to claim 1, characterized in that the vibration device adopts a concrete vibration table, a baffle (34) is arranged on the concrete vibration table, a frontal baffle bayonet (25) is arranged at the edge of the concrete vibration table, and two ends of the baffle (34) are clamped into the baffle bayonet (35).
6. A mixing self-cleaning device for mixing cement concrete and test piece molding according to claim 1, characterized in that a gear housing (32) is arranged outside the driving gear (2) and the driven gear (3), lubricating oil is arranged at the bottom of the gear housing (32), and the driving gear (2) is immersed in the lubricating oil.
7. A mixing self-cleaning device for mixing cement concrete and test piece molding according to claim 1, characterized in that a settling tank (41) is arranged below the discharge port (11), and the discharge port (11) is connected with the settling tank (41) through a drain pipe.
8. A mixing self-cleaning device for mixing cement concrete and test piece molding according to claim 1, characterized in that one side of the mixing device is provided with a material weighing device, the material weighing device comprises a material weighing platform (20), a slide rail (21), rollers (22) and limit stops (40), the slide rail (21) is connected with the support legs (19) through bolts, the bottom of the material weighing platform (20) is provided with four rollers (22) along the slide rail (21), the rollers (22) can horizontally move on the slide rail (21), and the two ends of the slide rail (21) are provided with the limit stops (40).
9. A mixing self-cleaning device for mixing cement concrete and test piece molding according to claim 1, further comprising a control panel and a controller, wherein the control panel is connected with the controller through an I/O interface, the control panel comprises a mixer forward rotation control switch (27), a mixer reverse rotation control switch (28), a water pump control switch (29), a lifting device control switch (44) and a timing display screen (30), and the output end of the controller is connected with the mixer, the water pump, the lifting device and the display screen (30).
10. A mixing self-cleaning device for mixing cement concrete and test piece molding according to claim 1, wherein the feed inlet is funnel-shaped, the lower part of the feed inlet is provided with a feed valve, and the number of the feed inlets is two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911159327.2A CN110744708A (en) | 2019-11-22 | 2019-11-22 | Be used for fashioned mix self-cleaning device of mix cement concrete and test piece |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112518995A (en) * | 2021-02-07 | 2021-03-19 | 探擎(上海)技术服务有限公司 | Concrete mixing equipment for building construction |
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