CN112297241A - Automatic mixing production system and production process for accurately-proportioned commercial concrete - Google Patents
Automatic mixing production system and production process for accurately-proportioned commercial concrete Download PDFInfo
- Publication number
- CN112297241A CN112297241A CN202011100757.XA CN202011100757A CN112297241A CN 112297241 A CN112297241 A CN 112297241A CN 202011100757 A CN202011100757 A CN 202011100757A CN 112297241 A CN112297241 A CN 112297241A
- Authority
- CN
- China
- Prior art keywords
- bin
- weighing
- raw materials
- material containing
- weighing device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
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
- 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
- B28C7/04—Supplying or proportioning the ingredients
- B28C7/0481—Plant for proportioning, supplying or batching
-
- 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
- B28C7/0046—Storage or weighing apparatus for supplying ingredients
- B28C7/0053—Storage containers, e.g. hoppers, silos, bins
-
- 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
- B28C7/0046—Storage or weighing apparatus for supplying ingredients
- B28C7/0053—Storage containers, e.g. hoppers, silos, bins
- B28C7/0076—Parts or details thereof, e.g. opening, closing or unloading means
-
- 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
- B28C7/04—Supplying or proportioning the ingredients
- B28C7/0422—Weighing predetermined amounts of ingredients, e.g. for consecutive delivery
- B28C7/044—Weighing mechanisms specially adapted therefor; Weighing containers
-
- 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
- B28C7/04—Supplying or proportioning the ingredients
- B28C7/06—Supplying the solid ingredients, e.g. by means of endless conveyors or jigging conveyors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/005—Control arrangements
Abstract
The invention relates to the technical field of concrete production and preparation, in particular to an automatic mixing production system and a production process for accurately proportioning commercial concrete, which comprises batching equipment, lifting and conveying equipment and mixing and stirring equipment, wherein the batching equipment is communicated with the mixing and stirring equipment through the lifting and conveying equipment, the batching equipment comprises a plurality of raw material bins, a conveying belt positioned right below the raw material bins and weighing devices which are arranged in one-to-one correspondence with the raw material bins, by detachably arranging the material containing bin for containing the raw materials to be weighed, in the process of weighing the raw materials, so that the material containing bin is in an unsupported installation state, the mass of the material containing bin is completely applied to the weighing device, the weighing device is preset before, the mass of the material containing bin can be eliminated, the mass of the raw materials in the material containing bin is completely weighed by the weighing device, and the measurement deviation caused by the action of the raw materials on the side wall of the material containing bin is eliminated.
Description
Technical Field
The invention relates to the technical field of concrete production and preparation, in particular to an automatic mixing production system and a production process for accurately proportioning commercial concrete.
Background
Commercial concrete is also called ready-mixed concrete, and refers to ready-mixed concrete mixture with qualified quality, which is sold to construction units in the form of commodities and transported to construction sites for pouring. The commercial concrete is produced by collecting a series of projects such as raw material selection, mixing proportion design, admixture and admixture selection, concrete mixing, concrete conveying to a construction site and the like from a construction site to a mixing plant, and the mixing plant is used for unified management and management to supply various finished products to a construction unit in a commercial form.
The existing mixing plant needs to weigh various raw materials by using a weighing device in the process of producing and preparing concrete, the raw materials are input into the mixing plant according to the proportion to be mixed and prepared, but in the process of weighing the raw materials by using the weighing device, the raw materials can extrude the side wall of a storage bin, the weighing result of the weighing device is inaccurate, and the quality of the produced concrete is not up to the standard due to the deviation of the result of the proportion.
In patent application No. CN201910205243.1, a weighing device for concrete batching is disclosed, the structure of which comprises a connecting sliding plate, a water tank, a connecting block, a stirring tank, a base and a weighing batching machine, the left end of the connecting sliding plate is provided with the water tank which is welded with the water tank, the bottom end of the water tank is welded with the top end of the stirring tank, the connecting block is arranged at the left end of the stirring tank and is an integrated structure, and the connecting block is positioned right above the base. Resulting in actual delivery of less than a weighed amount of material, causing process variation.
However, the weighing device for concrete batching also only solves the technical problem that the measuring deviation of the weighing device is large due to the fact that the falling speed of the raw materials is high in the weighing process.
Disclosure of Invention
Aiming at the problems, the invention provides an automatic mixing production system and a production process for accurately proportioned commercial concrete, wherein a material containing bin for containing raw materials to be weighed is detachably arranged, so that the material containing bin is in an unsupported installation state in the process of weighing the raw materials, the mass of the material containing bin is completely applied to a weighing device, the weighing device is preset before, the mass of the material containing bin can be removed, the mass of the raw materials in the material containing bin is completely weighed by the weighing device, the measurement deviation caused by the action of the raw materials on the side wall of the material containing bin is eliminated, and the technical problem of high error rate of the conventional commercial concrete metering and proportioning is solved.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides an accurate ratio commercial concrete automatic mixing production system, includes dispensing equipment, promotes conveying equipment and mixes agitated vessel, dispensing equipment passes through promote conveying equipment with mix agitated vessel intercommunication, just dispensing equipment includes a plurality of former feed bin, is located under the former feed bin the conveyer belt and with the weighing device of former feed bin one-to-one setting, the weighing device is located former feed bin with between the conveyer belt, the weighing device includes:
the weighing bin is arranged at the corresponding output port at the lower part of the raw material bin and consists of a receiving hopper with an open top and a weighing frame with a square bottom;
the material containing bin is arranged inside the weighing frame, the top and the bottom of the material containing bin are both provided with openings, the material containing bin is used for containing a raw material to be weighed and output from the raw material bin, and the material containing bin is detachably arranged with the weighing frame through a connecting assembly; and
the weighing device is slidably mounted at the bottom of the bearing frame through a pushing assembly, when the weighing device slides to block the opening at the bottom of the material containing bin, the pushing assembly synchronously releases the mounting connection of the connecting assembly to the material containing bin and the weighing bin, and the material containing bin is vertically arranged on the weighing device.
As an improvement, coupling assembling including install in the symmetry install in spout on the flourishing feed bin lateral wall, be located spout length direction both sides and with the slide rail of spout collineation setting, edge the spout with the spliced pole that the slide rail slided to set up, and install in the elasticity of spliced pole length direction one side resets, the spout pierces through the lateral wall setting in the storehouse of weighing, the slide rail install in on the storehouse of weighing, the length of spliced pole is greater than the length of spout.
As an improvement, an avoiding groove for the sliding groove to penetrate is arranged on the weighing frame, and the lower end part of the avoiding groove is separated from the lower end part of the sliding groove.
As an improvement, the bottom of the weighing frame is provided with a slide way for the weighing device to slide, the slide way is arranged in parallel with the sliding groove, and the end part of one side of the slide way is provided with a limit block for limiting the weighing device.
As an improvement, the pushing assembly comprises a pusher, a connecting plate and a pushing block, the pusher is arranged along the arrangement direction of the slide way in a pushing mode, the connecting plate is used for connecting the pusher with the weighing device, the pushing block and the connecting plate are arranged in a connecting mode through a connecting arm, and the pushing block is driven by the pusher to be arranged in the sliding groove and the sliding rail in a sliding mode.
As an improvement, when the pusher pushes the weighing device to move to the position under the weighing frame, the pushing block pushes the connecting column to be separated from the sliding groove, and the material containing bin loses the support of the weighing frame.
As an improvement, be provided with the buffer in the material receiving hopper, this buffer is used for right the raw materials of raw materials storehouse output cushions, and this buffer includes buffer board and drive the rotatory rotating assembly of buffer board, the vertical rotation of buffer board install in the material receiving hopper, this buffer board includes the pivot and centers on the board of this pivot spiral setting, rotating assembly includes rotating electrical machines, worm and turbine, rotating electrical machines install in on the outer wall of material receiving hopper, the worm by rotating electrical machines drive rotatory install in the material receiving hopper, the turbine install in the pivot, this turbine with worm drive cooperation.
As the improvement, the top of flourishing feed bin is higher than the frame of weighing, and the top of this flourishing feed bin forms the storage area with the bottom that connects the hopper, and the top of this flourishing feed bin is provided with the feed inlet, and this feed inlet department is provided with the baffle that the swing set up, baffle intermittent type swings and opens the feed inlet.
As an improvement, the lower end part of the rotating shaft is provided with a cantilever which is elastically and telescopically arranged, the end part of the cantilever, which is far away from the rotating shaft, is provided with a roller, and the roller is abutted against the baffle plate to close the feeding hole.
A production process for producing commercial concrete by using the automatic commercial concrete mixing production system with accurate proportioning comprises the following steps:
loading materials, namely loading raw materials of commercial concrete for production into a corresponding raw material bin on a batching device, wherein the raw materials comprise coarse aggregate, fine aggregate and an admixture, the coarse aggregate is stone, the fine aggregate is sand, and the admixture is a mixture of cement, coal ash and slag;
metering, opening a discharge port on the raw material bin, outputting coarse aggregate, fine aggregate and admixture in the raw material bin, and weighing and proportioning, wherein the weighing and proportioning comprises the following steps:
step a, a weighing device is in place, and is driven by a pushing assembly to slide to the lower part of a weighing frame along a sliding groove, and an opening in the lower part of the weighing frame is plugged;
step b, unlocking the material containing bin, and synchronously pushing the connecting column to be separated from the sliding chute through the pushing assembly while the pushing assembly drives the weighing device to slide so that the material containing bin loses the support of the weighing frame and is arranged on the weighing device;
c, buffering the raw materials, opening a discharge hole of the raw material bin, outputting the raw materials in the raw material bin, driving a buffer plate arranged in a receiving hopper to rotate through a rotating component, buffering and stirring the raw materials output by the raw material bin, and concentrating the buffered raw materials into a material storage area;
d, weighing raw materials, driving a cantilever connected with the lower part of a rotating shaft to rotate in the rotating process of a buffer plate, swinging the baffle when a roller on the cantilever is not in contact with the baffle at a feed inlet at the top of a material containing bin, opening the feed inlet, inputting the raw materials into the material containing bin, and weighing the raw materials by a weighing device positioned at the bottom of the material containing bin;
step e, outputting the raw materials, wherein after the raw materials weighed by the weighing device reach the standard, the raw material bin is closed, the buffer plate stops rotating, the weighing device resets, the material containing bin is connected with the weighing frame again, the opening at the bottom of the material containing bin is opened, and the raw materials in the material containing bin are output to the conveying belt for conveying; and
and step three, mixing and stirring, wherein the raw materials are conveyed to a lifting conveying device by a conveying belt, the raw materials are conveyed into a stirring station by the lifting conveying device, and the admixture is proportionally input to be mixed and stirred with water to form the commercial concrete. The invention has the beneficial effects that:
(1) according to the invention, the material containing bin for containing the raw materials to be weighed is detachably arranged, so that the material containing bin is in an unsupported installation state in the process of weighing the raw materials, the mass of the material containing bin is completely applied to the weighing device, the weighing device is preset before, the mass of the material containing bin can be eliminated, the mass of the raw materials in the material containing bin is completely weighed by the weighing device, the measurement deviation caused by the action of the raw materials on the side wall of the material containing bin is eliminated, and the technical problem of high error rate of the conventional commercial concrete metering and proportioning is solved;
(2) according to the invention, the pushing assembly driving the weighing device to move synchronously drives the pushing block to push the connecting column to slide, so that the weighing device can be used for removing the installation connection between the material containing bin and the weighing frame while blocking the opening at the lower part of the material containing bin, the synchronism is high, the friction between the material containing bin and the weighing device can not be caused, and the weighing precision of the weighing device is reduced;
(3) according to the invention, the buffer is arranged in the receiving hopper, and the rotation of the buffer is utilized to stir and buffer the raw materials output from the raw material bin, so that the impact speed of the output of the raw materials is reduced, the weighing deviation of the weighing device caused by the impact speed of the raw materials is avoided, and the weighing precision is improved;
(4) according to the invention, the top of the material containing bin and the bottom of the material receiving bin are utilized to form a material storage area, the raw material buffered by the buffer is stored, so that the impact speed of the raw material entering the material containing bin is consumed as much as possible, and the rotation of the buffer controls the material inlet at the top of the material containing bin, so that the material inlet is opened intermittently and no impact is formed;
(5) according to the invention, after the weighing device weighs the raw materials in the material containing bin to reach the proportioning standard, the operation of the buffer can be immediately stopped, and correspondingly, the feed inlet at the top of the material containing bin can be closed, so that the raw materials cannot enter the material containing bin to influence the raw materials in the material containing bin after weighing, and the proportioning precision is improved.
In conclusion, the invention has the advantages of accurate proportioning, high automation degree and the like, and is particularly suitable for the technical field of production and preparation of the commercial concrete with accurate proportioning.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic view of the front view of the dispensing apparatus of the present invention;
FIG. 4 is a schematic perspective view of a weighing apparatus according to the present invention;
FIG. 5 is a first schematic sectional view of a weighing apparatus according to the present invention;
FIG. 6 is a schematic perspective view of the storage bin of the present invention;
FIG. 7 is a schematic sectional view of a weighing apparatus according to the present invention;
FIG. 8 is an enlarged view of the structure at A in FIG. 7;
FIG. 9 is a further schematic view of a portion of the weighing apparatus of the present invention;
FIG. 10 is a schematic view of a cantilever structure according to the present invention;
FIG. 11 is a schematic view of the process flow structure of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
The first embodiment is as follows:
as shown in fig. 1 to 6, an automatic mixing production system of accurate ratio commercial concrete, including dispensing equipment I, promotion conveying equipment II and mix agitated vessel III, dispensing equipment I passes through promote conveying equipment II with mix agitated vessel III intercommunication, just dispensing equipment I includes a plurality of former feed bin 1, be located conveyer belt 2 under former feed bin 1 and with the weighing device 3 that former feed bin 1 one-to-one set up, weighing device 3 is located former feed bin 1 with between the conveyer belt 2, its characterized in that, weighing device 3 includes:
the weighing bin 31 is arranged at the output port at the lower part of the corresponding raw material bin 1, and the weighing bin 31 consists of a receiving hopper 311 with an open top and a weighing frame 312 with a square bottom;
the material containing bin 32 is arranged inside the weighing frame 312, the top and the bottom of the material containing bin 32 are both provided with openings, the material containing bin 32 is used for containing the raw material to be weighed output from the raw material bin 1, and the material containing bin 32 and the weighing frame 312 are detachably arranged through a connecting component 33; and
the weighing device 34 is slidably mounted at the bottom of the bearing frame 312 through a pushing assembly 35, when the weighing device 34 slides to block the opening at the bottom of the material containing bin 32, the pushing assembly 35 synchronously releases the mounting connection of the connecting assembly 33 to the material containing bin 32 and the weighing bin 31, and the material containing bin 32 is vertically arranged on the weighing device 34.
Further, coupling assembling 33 including install in the symmetry install in spout 331 on the flourishing feed bin 32 lateral wall, be located spout 331 length direction both sides and with slide rail 332 of spout 331 collineation setting, edge spout 331 with slide rail 332 slides the spliced pole 333 that sets up, and install in the elasticity that spliced pole 333 length direction one side resets 334, spout 331 pierces through the lateral wall setting in the storehouse of weighing 31, slide rail 332 install in on the storehouse of weighing 31, the length of spliced pole 333 is greater than the length of spout 331.
Furthermore, an avoiding groove 313 through which the sliding groove 331 penetrates is formed in the weighing frame 312, and a lower end of the avoiding groove 313 is separated from a lower end of the sliding groove 331.
In addition, the bottom of the weighing frame 312 is provided with a slide way 314 for the weighing device 34 to slide, the slide way 314 is parallel to the slide groove 331, and a limit block 315 for limiting the weighing device 34 is arranged at one side end of the slide way 314.
Wherein, the propelling movement subassembly 35 includes pusher 351, connecting plate 352 and propelling movement piece 353, pusher 351 follows the setting direction propelling movement setting of slide 314, connecting plate 352 is used for connecting pusher 351 with weighing machine 34, propelling movement piece 353 with connecting plate 352 passes through the connecting arm 354 and connects the setting, and it by pusher 351 drives the slip set up in spout 331 with in the slide rail 332, pusher 351 propelling movement weighing machine 34 remove to when weighing frame 312 is under, propelling movement piece 353 impels the spliced pole 333 breaks away from spout 331, holding feed bin 32 loses the support of weighing frame 312.
It should be noted that, initially, the opening at the bottom of the raw material bin 1 is closed, the weighing device 34 is located at one side of the opening at the bottom of the material containing bin 32, the storage bin 32 is connected with the weighing frame 312, the storage bin 32 is supported by the weighing frame 312, then the pushing assembly 35 is started to drive the weighing device 34 to slide to the bottom of the storage bin 32 along the slide way 314, the opening at the bottom of the material containing bin 32 is blocked, a weighing area for weighing raw materials is formed by the matching of the material containing bin 32 and the weighing device 34, and, while the weighing machine 34 is moved into position, the push rent 35 will simultaneously drive the connecting column 333 to slide, so that the connecting post 333 is separated from the sliding slot 331, and the connecting post 333 is located in the sliding rail 332, at this time, the material containing bin 32 is disconnected from the weighing frame 312, and the whole mass of the material containing bin 32 acts on the weighing device 34, so that the pressure of the raw materials on the side wall of the material containing bin 32 is avoided, and the weighing result of the weighing device 34 is prevented from deviating.
As shown in fig. 4 to 10, as a preferred embodiment, a buffer 36 is disposed in the receiving hopper 311, the buffer 36 is used for buffering raw materials output from the raw material bin 1, the buffer 36 includes a buffer plate 361 and a rotating component 362 for driving the buffer plate 361 to rotate, the buffer plate 361 is vertically and rotatably mounted in the receiving hopper 311, the buffer plate 361 includes a rotating shaft 3612 and a plate 3611 spirally disposed around the rotating shaft 3612, the rotating component 362 includes a rotating motor 3621, a worm 3622 and a turbine 3623, the rotating motor 3621 is mounted on an outer wall of the receiving hopper 311, the worm 3622 is driven by the rotating motor 3621 to be rotatably mounted in the receiving hopper 311, the turbine 3623 is mounted on the rotating shaft 3612, and the turbine 3623 is in driving fit with the worm 3622.
Further, the top of containing bin 32 is higher than weighing frame 312, and the top of this containing bin 21 and the bottom that connects hopper 311 form storage area 320, and the top of this containing bin 32 is provided with feed inlet 321, and this feed inlet 321 department is provided with the baffle 322 that the swing set up, baffle 322 intermittent swing opens feed inlet 321.
Furthermore, a cantilever 3613 elastically and telescopically arranged at the lower end of the rotating shaft 3612 is provided, a roller 3614 is provided at the end of the cantilever 3613 away from the rotating shaft 3612, and the roller 3614 abuts against the baffle 322 to close the feed port 321.
It should be noted that the buffer is arranged inside the receiving hopper, the rotation of the buffer is utilized to stir and buffer the raw materials output from the raw material bin, the impact speed of the raw material output is reduced, the weighing device cannot cause weighing deviation due to the impact speed of the raw materials, the weighing precision is improved, the top of the receiving hopper and the bottom of the receiving hopper are utilized to form a storage area, the raw materials buffered by the buffer are stored, the impact speed when the raw materials enter the receiving hopper is consumed as much as possible, the feed inlet at the top of the receiving hopper is controlled by the rotation of the buffer, the feed inlet is intermittently opened without impact, the operation of the buffer is immediately stopped after the weighing device weighs the raw materials in the receiving hopper to reach the proportioning standard, correspondingly, the feed inlet at the top of the receiving hopper is closed, and the raw materials cannot enter the receiving hopper to influence the raw materials in the receiving hopper which are weighed, the proportioning precision is improved.
Example two:
as shown in fig. 11, a production process for producing commercial concrete by using the automatic mixing production system for commercial concrete with precise mixture ratio of the first embodiment includes the following steps:
loading materials, namely loading raw materials of commercial concrete for production into a corresponding raw material bin 1 on a batching device I, wherein the raw materials comprise coarse aggregate, fine aggregate and admixture, the coarse aggregate is stone, the fine aggregate is sand, and the admixture is a mixture of cement, coal ash and slag;
metering, opening a discharge hole in the raw material bin 1, outputting coarse aggregate, fine aggregate and admixture in the raw material bin 1, and weighing and proportioning, wherein the weighing and proportioning comprises the following steps:
step a, the weighing device is in place, the pushing assembly 35 drives the weighing device 34 to slide to the lower part of the weighing frame 312 along the sliding groove 331, and the opening at the lower part of the weighing frame 312 is blocked;
step b, unlocking the material containing bin, and synchronously with the step a, pushing the connecting column 333 to be separated from the chute 331 through the pushing assembly 35 while the pushing assembly 35 drives the weighing device 34 to slide, so that the material containing bin 32 loses the support of the weighing frame 312, and the material containing bin 32 is arranged on the weighing device 34;
c, buffering the raw materials, opening a discharge hole of the raw material bin 1, outputting the raw materials in the raw material bin 1, driving a buffer plate 361 arranged in the material receiving hopper 311 to rotate through a rotating component 362, buffering and stirring the raw materials output by the raw material bin 1, and concentrating the buffered raw materials into a material storage area 320;
step d, weighing raw materials, driving a cantilever 3613 connected with the lower part of a rotating shaft 3612 to rotate in the rotating process of a buffer plate 361, swinging the baffle 322 when a roller 3614 on the cantilever 3613 is not in contact with the baffle 322 at the position of a feeding hole 321 at the top of a material containing bin 32, opening the feeding hole 321, inputting the raw materials into the material containing bin 32, and weighing the raw materials by a weighing device 34 positioned at the bottom of the material containing bin 32;
step e, outputting the raw materials, wherein after the raw materials weighed by the weighing device 34 reach the standard, the raw material bin is closed, the buffer plate 361 stops rotating, the weighing device 34 resets, the material containing bin 32 is connected with the weighing frame 312 again, the opening at the bottom of the material containing bin 32 is opened, and the raw materials in the material containing bin 32 are output to the conveyer belt 2 for conveying; and
and step three, mixing and stirring, wherein the conveying belt 2 conveys the raw materials to a lifting conveying device II, the lifting conveying device II conveys the raw materials to a stirring station III, and the admixture is proportionally input to be mixed and stirred with water to form the commercial concrete.
It should be noted that, through the step b, the material containing bin 32 is placed on the weighing device 34, the mass of the material containing bin is eliminated, and the mass of the raw material in the material containing bin is completely weighed by the weighing device, so that the measurement deviation caused by the action of the raw material on the side wall of the material containing bin is eliminated.
And in step c, through set up the buffer in connecing hopper inside, utilize the rotation of buffer, stir the buffering to the raw materials of raw materials storehouse internal output, reduce the impact velocity of raw materials output for the ware of weighing can not cause the deviation of weighing because of the impact velocity of raw materials, improves the precision of weighing.
And in step d, utilize the top of flourishing feed bin and the bottom that connects the hopper to form the storage area, raw materials to after the buffer buffering are stored, impact velocity when making the raw materials get into in the flourishing feed bin again is consumed as far as, and the feed inlet at flourishing feed bin top is controlled by the rotation of buffer, make the feed inlet intermittent type open, can not form the impact, after the raw materials in the flourishing feed bin that weighs to the weighing device reaches the ratio standard, can stop the operation of buffer immediately, correspondingly, the feed inlet at flourishing feed bin top will be closed, make the raw materials can't get into in the flourishing feed bin to the raw materials in the flourishing feed bin that accomplishes weighing produce the influence, the ratio precision is improved.
Table of allowable deviations of the various raw material measurements:
| kind of raw material | Tolerance (by mass) |
| Blending material | ±2％ |
| Coarse and fine aggregate | ±3％ |
| Water for mixing | ±1％ |
| Additive agent | ±1％ |
By utilizing the production process, the deviation of the admixture can be controlled within +/-1 percent, and the deviation of the coarse aggregate and the fine aggregate is controlled within +/-1.5 percent, so that the deviation is far superior to the allowable deviation of the existing commercial concrete, and the quality of the prepared commercial concrete is better.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides an accurate ratio commercial concrete automatic mixing production system, includes dispensing equipment (I), promotes conveying equipment (II) and mixes agitated vessel (III), dispensing equipment (I) passes through promote conveying equipment (II) with mix agitated vessel (III) intercommunication, just dispensing equipment (I) include a plurality of former feed bin (1), be located conveyer belt (2) under former feed bin (1) and with weighing device (3) that former feed bin (1) one-to-one set up, weighing device (3) are located former feed bin (1) with between conveyer belt (2), its characterized in that, weighing device (3) include:
the weighing bin (31) is arranged at the output port at the lower part of the corresponding raw material bin (1), and the weighing bin (31) consists of a receiving hopper (311) with an opened top and a weighing frame (312) with a square bottom;
the material containing bin (32) is arranged inside the weighing frame (312), the top and the bottom of the material containing bin (32) are both provided with openings, the material containing bin (32) is used for containing a raw material to be weighed output from the raw material bin (1), and the material containing bin (32) is detachably arranged on the weighing frame (312) through a connecting component (33); and
weighing device (34), weighing device (34) through propelling movement subassembly (35) slidable mounting in the bottom of carriage (312), weighing device (34) slide to the shutoff when containing the bottom opening part of feed bin (32), propelling movement subassembly (35) are in step relieved connecting assembling (33) are right contain feed bin (32) with the erection joint in storehouse (31) of weighing, it vertically arranges in to contain feed bin (32) on weighing device (34).
2. The automatic mixing production system of the stoichiometric commercial concrete according to claim 1, wherein the connecting assembly (33) comprises sliding chutes (331) symmetrically mounted on the side walls of the storage bin (32), sliding rails (332) located on both sides of the length direction of the sliding chutes (331) and arranged in a collinear manner with the sliding chutes (331), connecting posts (333) slidably arranged along the sliding chutes (331) and the sliding rails (332), and elastic reset pieces (334) mounted on one side of the length direction of the connecting posts (333), the sliding chutes (331) penetrate through the side walls of the weighing bin (31), the sliding rails (332) are mounted on the weighing bin (31), and the length of the connecting posts (333) is greater than that of the sliding chutes (331).
3. The automatic mixing production system of commercial concrete with accurate matching ratio as claimed in claim 2, wherein the weighing frame (312) is provided with an avoiding groove (313) for the sliding groove (331) to penetrate through, and the lower end of the avoiding groove (313) is separated from the lower end of the sliding groove (331).
4. The automatic mixing production system of the commercial concrete with the accurate ratio according to claim 2, wherein a slide way (314) for the weighing device (34) to slide is formed at the bottom of the weighing frame (312), the slide way (314) is parallel to the sliding groove (331), and a limit block (315) for limiting the weighing device (34) is arranged at one side end of the slide way (314).
5. The automatic mixing production system of the stoichiometric commercial concrete according to claim 4, wherein the pushing assembly (35) comprises a pusher (351), a connecting plate (352) and a pushing block (353), the pusher (351) is arranged along the arrangement direction of the slideway (314) in a pushing manner, the connecting plate (352) is used for connecting the pusher (351) and the weighing device (34), and the pushing block (353) and the connecting plate (352) are arranged by being connected through a connecting arm (354) and are arranged in the sliding groove (331) and the sliding rail (332) in a sliding manner under the driving of the pusher (351).
6. The automatic mix production system of the stoichiometric commercial concrete according to claim 5, wherein when the pusher (351) pushes the weighing device (34) to move to the position right below the weighing frame (312), the pushing block (353) pushes the connecting column (333) to be separated from the chute (331), and the storage bin (32) loses the support of the weighing frame (312).
7. The automatic mixing production system of the commercial concrete with the accurate ratio according to claim 1, wherein a buffer (36) is arranged in the receiving hopper (311), the buffer (36) is used for buffering the raw material output from the raw material bin (1), the buffer (36) comprises a buffer plate (361) and a rotating component (362) for driving the buffer plate (361) to rotate, the buffer plate (361) is vertically and rotatably installed in the receiving hopper (311), the buffer plate (361) comprises a rotating shaft (3612) and a plate (3611) spirally arranged around the rotating shaft (3612), the rotating component (362) comprises a rotating motor (3621), a worm (3622) and a turbine (3623), the rotating motor (3621) is installed on the outer wall of the receiving hopper (311), the worm (3622) is driven by the rotating motor (3621) to rotatably install in the receiving hopper (311), the turbine (3623) is mounted on the rotating shaft (3612), and the turbine (3623) is in transmission fit with the worm (3622).
8. The automatic mixing production system of the commercial concrete with the accurate ratio according to claim 7, wherein the top of the storage bin (32) is higher than the weighing frame (312), the top of the storage bin (21) and the bottom of the receiving bin (311) form a storage area (320), a feeding hole (321) is formed in the top of the storage bin (32), a baffle (322) in a swinging mode is arranged at the feeding hole (321), and the feeding hole (321) is opened by the baffle (322) in an intermittent swinging mode.
9. The automatic mixing production system of commercial concrete with accurate proportioning according to claim 8, characterized in that the lower end of the rotating shaft (3612) is provided with a cantilever (3613) which is elastically and telescopically arranged, the end of the cantilever (3613) far away from the rotating shaft (3612) is provided with a roller (3614), and the roller (3614) is abutted against the baffle (322) to close the feeding hole (321).
10. A process for producing commercial concrete using the automatic mixing production system for precision proportioned commercial concrete according to claims 1-9, comprising the steps of:
loading materials, namely loading raw materials of commercial concrete for production into a corresponding raw material bin (1) on a batching device (I), wherein the solid raw materials comprise coarse aggregate, fine aggregate and an admixture, the coarse aggregate is stone, the fine aggregate is sand, and the admixture is a mixture of cement, coal ash and slag;
metering, opening a discharge hole in the raw material bin (1), outputting coarse aggregate, fine aggregate and admixture in the raw material bin (1), and weighing and proportioning, wherein the weighing and proportioning comprises the following steps:
step a, a weighing device is in place, the pushing assembly (35) drives the weighing device (34) to slide to the lower part of a weighing frame (312) along a sliding groove (331) and seals an opening at the lower part of the weighing frame (312);
b, unlocking the material containing bin, namely, synchronously with the step a, pushing a connecting column (333) to be separated from a chute (331) through a pushing assembly (35) while the pushing assembly (35) drives a weigher (34) to slide, so that the material containing bin (32) loses the support of a weighing frame (312), and the material containing bin (32) is arranged on the weigher (34);
c, buffering the raw materials, opening a discharge hole of the raw material bin (1), outputting the solid raw materials in the raw material bin (1), driving a buffer plate (361) arranged in a material receiving bin (311) to rotate through a rotating component (362), buffering and stirring the solid raw materials output by the raw material bin (1), and concentrating the buffered solid raw materials into a material storage area (320);
step d, weighing raw materials, wherein in the rotating process of a buffer plate (361), a cantilever (3613) connected with the lower part of a rotating shaft (3612) is driven to rotate, when a roller (3614) on the cantilever (3613) is not in collision with a baffle (322) at a feeding hole (321) at the top of a material containing bin (32), the baffle (322) swings, the feeding hole (321) is opened, the solid raw materials are input into the material containing bin (32), and a weighing device (34) positioned at the bottom of the material containing bin (32) is used for weighing;
step e, outputting the raw materials, wherein after the solid raw materials weighed by the weighing device (34) reach the standard, the raw material bin is closed, the buffer plate (361) stops rotating, the weighing device (34) resets, the material containing bin (32) is connected with the weighing frame (312) again, the opening at the bottom of the material containing bin (32) is opened, and the solid raw materials in the material containing bin (32) are output to the conveying belt (2) to be conveyed; and
and step three, mixing and stirring, conveying the solid raw materials to a lifting conveying device (II) by a conveying belt (2), conveying the solid raw materials to a stirring station (III) by the lifting conveying device (II), and proportionally inputting an additive and water to mix and stir to form the commercial concrete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011100757.XA CN112297241A (en) | 2020-10-15 | 2020-10-15 | Automatic mixing production system and production process for accurately-proportioned commercial concrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011100757.XA CN112297241A (en) | 2020-10-15 | 2020-10-15 | Automatic mixing production system and production process for accurately-proportioned commercial concrete |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112297241A true CN112297241A (en) | 2021-02-02 |
Family
ID=74327077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011100757.XA Withdrawn CN112297241A (en) | 2020-10-15 | 2020-10-15 | Automatic mixing production system and production process for accurately-proportioned commercial concrete |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112297241A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112880790A (en) * | 2021-04-29 | 2021-06-01 | 潍坊国昌新材料有限公司 | Weighing equipment is used in commercial concrete production |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1223385A (en) * | 1968-03-22 | 1971-02-24 | American Colloid Co | Method and apparatus for compounding comminuted material |
| CN100999107A (en) * | 2007-01-19 | 2007-07-18 | 李凯 | Control method of concrete production and concrete production control device |
| CN104528003A (en) * | 2014-12-31 | 2015-04-22 | 陈亘涛 | Powder packaging line rapid and accurate feeding and weighing method and device |
| CN109624089A (en) * | 2019-01-28 | 2019-04-16 | 蒋昌霞 | A kind of concrete producing device with automatic material controlling function |
| CN109773969A (en) * | 2019-03-18 | 2019-05-21 | 曾剑煌 | Concrete batching weighing device |
| CN210456404U (en) * | 2019-09-06 | 2020-05-05 | 浙江越达交通工程有限公司 | Concrete storehouse of weighing |
-
2020
- 2020-10-15 CN CN202011100757.XA patent/CN112297241A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1223385A (en) * | 1968-03-22 | 1971-02-24 | American Colloid Co | Method and apparatus for compounding comminuted material |
| CN100999107A (en) * | 2007-01-19 | 2007-07-18 | 李凯 | Control method of concrete production and concrete production control device |
| CN104528003A (en) * | 2014-12-31 | 2015-04-22 | 陈亘涛 | Powder packaging line rapid and accurate feeding and weighing method and device |
| CN109624089A (en) * | 2019-01-28 | 2019-04-16 | 蒋昌霞 | A kind of concrete producing device with automatic material controlling function |
| CN109773969A (en) * | 2019-03-18 | 2019-05-21 | 曾剑煌 | Concrete batching weighing device |
| CN210456404U (en) * | 2019-09-06 | 2020-05-05 | 浙江越达交通工程有限公司 | Concrete storehouse of weighing |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112880790A (en) * | 2021-04-29 | 2021-06-01 | 潍坊国昌新材料有限公司 | Weighing equipment is used in commercial concrete production |
| CN112880790B (en) * | 2021-04-29 | 2021-07-20 | 平邑中联水泥有限公司 | Weighing equipment is used in commercial concrete production |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212096940U (en) | Integrated folding foundation-free concrete mixing station and frame thereof | |
| CN213352928U (en) | A dosing unit for concrete production line | |
| CN112297241A (en) | Automatic mixing production system and production process for accurately-proportioned commercial concrete | |
| CN108607195B (en) | Fly ash stabilization treatment device | |
| CN208037570U (en) | A kind of blending transportation feed mechanism of pipeline batch mixer | |
| CN112976315B (en) | Dry-mixed mortar production system | |
| CN111775323A (en) | Concrete stirring device and using method | |
| CN215589568U (en) | Feeding and mixing device with double hoppers | |
| CN214266117U (en) | Cement mortar mixing stirring device for production | |
| CN216181689U (en) | Novel foldable stirring station | |
| CN112277162A (en) | Production line and process for preparing colored pervious concrete | |
| CN214716401U (en) | Material ration compounding device for building | |
| CN206519112U (en) | A kind of band stirring multi-component metering ＆ batch mixer | |
| CN214088310U (en) | Dosing unit for cement manufacture | |
| CN201729748U (en) | Automatic batching and charging system for glass production | |
| CN114055632A (en) | Environment-friendly low-radiation concrete production system and production process | |
| CN112428440A (en) | Stone feeding buffer device for commercial concrete production | |
| CN202556581U (en) | Fixing mixing equipment for foam concrete slurry | |
| CN216266835U (en) | Automatic unloader of mortar preparation | |
| CN111761710A (en) | Construction machinery equipment and production method thereof | |
| CN219522585U (en) | Concrete mixing plant | |
| CN218255942U (en) | Efficient concrete dosing unit | |
| CN215353222U (en) | Automatic periodic raw material proportioning and supplementing device | |
| CN112356294A (en) | Light foam concrete processing system and processing technology | |
| CN207415704U (en) | A kind of accurate proportioner of concrete |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210202 |
|
| WW01 | Invention patent application withdrawn after publication |