CN211250664U - Concrete feeding equipment and system based on same - Google Patents
Concrete feeding equipment and system based on same Download PDFInfo
- Publication number
- CN211250664U CN211250664U CN201921827533.1U CN201921827533U CN211250664U CN 211250664 U CN211250664 U CN 211250664U CN 201921827533 U CN201921827533 U CN 201921827533U CN 211250664 U CN211250664 U CN 211250664U
- Authority
- CN
- China
- Prior art keywords
- module
- hopper
- feeding
- concrete
- moving
- 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.)
- Active
Links
Images
Landscapes
- Devices For Post-Treatments, Processing, Supply, Discharge, And Other Processes (AREA)
Abstract
The utility model discloses a concrete feeding equipment and system based on concrete feeding equipment relates to construction equipment technical field. Including hopper, feeding device and mounting bracket, install feeding device on the mounting bracket, be equipped with the work or material rest on the mounting bracket, the work or material rest is used for installing the hopper, just the hopper is located directly over feeding device, the hopper is the infundibulate, and the bottom of hopper is narrower than the top, and the bottom of hopper is equipped with the discharge door, be equipped with ejection of compact cylinder on the discharge door, ejection of compact cylinder's ejector pin is connected with the discharge door, feeding device is including defeated material mount, drive belt and driving motor, defeated material mount is the rectangular frame body, driving motor is equipped with two, two driving motor installs respectively the both ends of defeated material mount, the drive belt suit is two on the driving motor, the utility model discloses a replace the artifical feed work that carries out the concrete, the liberation labour is convenient for install in the debugging.
Description
Technical Field
The utility model relates to a construction equipment technical field especially relates to a concrete feeding equipment and system based on concrete feeding equipment.
Background
The hollow concrete pipeline is a pipeline commonly used in the existing construction operation, has the advantages of easy production, low manufacturing cost, long service life and the like, and the production process of the concrete pipeline is as follows: firstly, adding water into concrete materials, uniformly stirring the concrete materials by a stirrer, adding the concrete into a centrifugal pipe die, uniformly throwing the concrete on the wall of the pipe die by the rotation of the centrifugal pipe die to form a concrete pipeline, and forming a finished concrete pipeline after the concrete in the centrifugal pipe die is solidified.
In the prior art, a hopper containing crane for concrete materials stirred by a stirrer is hung beside a centrifugal pipe die and pours concrete into the position near the pipe die, an artificial shovel (generally two persons) is used for putting the concrete materials on the ground into the centrifugal pipe die, the pipe die continuously carries out artificial filling and material supplementing according to requirements in the centrifugal process, and the centrifugation finishes removing waste materials and waste residues overflowing from the centrifugal pipe die.
However, this feeding method has the following problems: firstly, because the steel die is in a high-speed centrifugation state on a centrifuge (the centrifugation speed is divided into three grades of low, medium and high, the rotating speed of the low gear is about 600r/min, the rotating speed of the medium gear is about 800r/min, and the rotating speed of the high gear is about 1200r/min), when workers feed the high-speed centrifuged pipe die, safety accidents can be caused when the shovels or the workers are too close to the pipe die or touch the pipe die; secondly, due to manual feeding, the phenomenon of too much or too little fed materials is inevitable, the pipe wall of a formed product is thickened due to too much fed materials in a pipe die, otherwise, the wall thickness of the product is thinned due to too little fed materials, the quality of the product is influenced, the feeding time of a drainage pipe (with the pipe diameter being large and the wall thickness being large) with a large pipe diameter (phi 1800 multiplied by 2500) is longer, and the concrete material in a centrifugal pipe die is layered due to intermittent feeding gaps in the middle, so that the overall adhesion is influenced, and the overall performance of the pipe is reduced; thirdly, the labor intensity of manual feeding is high, the manual feeding cannot be stopped for too long time in the feeding process, otherwise, the concrete material layering phenomenon can be caused, the requirement on the physical strength of workers for long-time uninterrupted feeding is high, and meanwhile, the feeding amount is completely dependent on the feeling of the workers during the manual feeding, so that a large amount of concrete material is wasted.
SUMMERY OF THE UTILITY MODEL
The utility model provides a concrete feeding equipment and system based on concrete feeding equipment to solve among the prior art artifical dangerous great and the unsafe technical problem of concrete material control that exists to the concrete feed in-process.
The utility model provides a concrete feeding equipment, includes hopper, feeding device and mounting bracket, install feeding device on the mounting bracket, be equipped with the work or material rest on the mounting bracket, the work or material rest is used for installing the hopper, just the hopper is located directly over feeding device, the hopper is the infundibulate, and the bottom of hopper is narrower than the top, and the bottom of hopper is equipped with out the discharge door, be equipped with ejection of compact cylinder on the discharge door, ejection of compact cylinder's ejector pin is connected with out the discharge door, feeding device is including defeated material mount, drive belt and driving motor, defeated material mount is rectangular frame body, driving motor is equipped with two, two driving motor installs respectively the both ends of defeated material mount, the drive belt suit is two on the driving motor.
Furthermore, a lifting mechanism is arranged on the mounting rack, the lifting mechanism is arranged at the bottom end of the material conveying device, and a lifting motor is arranged in the lifting mechanism.
Further, the bottom of mounting bracket still is equipped with the removal track, it is located elevating system's below to remove the track, it is unanimous with the transfer direction of feeding device to remove orbital the direction of setting, be equipped with the traveling motor on the removal track.
Furthermore, four weight sensors are arranged at the connecting position of the hopper and the material rack, and the four weight sensors are uniformly distributed between the hopper and the material rack.
Furthermore, a plurality of vibrators are further arranged on the outer side of the hopper and are uniformly distributed on the periphery of the hopper.
Furthermore, lifting lugs are arranged on two sides of the hopper.
A system based on concrete feeding equipment comprises a material receiving module, a lifting module, a feeding module, a moving module and a control module; the material receiving module can measure concrete materials in the hopper, the material receiving module is communicated with the control module, the material receiving module sends data to the control module for analysis after measuring the concrete materials in the hopper through weight sensing, the control module sends instructions to the material receiving module to open the discharge door so that the concrete materials flow to the feeding transmission belt, the weight change of the weight sensor is detected to calculate the amount of the discharged concrete materials, and the discharge door is closed after the discharged concrete materials reach the standard;
the lifting module is connected to the control module, signals are manually input to the control module, the signals are transmitted to the lifting module through the control module, and the lifting motor is controlled to rotate forwards or backwards, so that the height of the transmission belt is finely adjusted;
the feeding module is connected to the control module, and the feeding module controls the transmission motor to rotate so as to enable the conveyor belt to operate, so that concrete falling from the hopper is conveyed into the centrifuge tube die;
the moving module is connected to the control module, the moving module controls the forward rotation and the reverse rotation of the moving motor to enable the material conveying device to move transversely, the material conveying device is enabled to gradually enter an inner cavity of the pipe die in a centrifugal state, a displacement monitor is arranged in the moving module, the system can measure the displacement of the front end and the rear end of the centrifugal pipe die before material distribution, data are stored in the system, then the material is distributed by the feeder, the material conveying module is controlled by the moving module to move at a constant speed for material conveying, and the moving process is at a constant speed;
the control module is communicated with the material receiving module, the lifting module, the feeding module and the moving module respectively, the material receiving module, the lifting module, the feeding module and the moving module can be controlled through manual instruction input respectively, and the control module can receive data transmitted by the material receiving module, the lifting module, the feeding module and the moving module and analyze the data.
Compared with the prior art, the beneficial effects of the utility model reside in that:
one of which, the utility model discloses a concrete material is deposited to the hopper, and be equipped with the discharge door in the bottom of hopper, be connected discharge door and ejection of compact cylinder, can control opening and closing of discharge door through ejection of compact cylinder, and establish weighing transducer between hopper and work or material rest, can calculate the total amount of the concrete material in the hopper through weighing transducer, and the weight change when observing the ejection of compact can calculate the volume of discharged concrete material, at the cooperation wage through weighing transducer and ejection of compact cylinder, just can be effectively accurate total feed volume of control concrete material, the utility model discloses in still sending into the centrifuging tube mould with the concrete material through the feeding device replacement manual work to the artifical great and the unsafe technical problem of concrete material control that exists of concrete feed in-process among the effectual solution prior art. Two, the utility model provides a transmission device comprises drive belt, driving motor and defeated material mount, driving motor is equipped with two, two driving motor installs the both ends at defeated material mount respectively, the drive belt suit is two driving motor is last and by two driving motor props up, opens driving motor during the defeated material, drives the drive belt through driving motor, and the concrete material that falls down in with the hopper through the drive belt lasts incessant transport to the centrifuging tube mould to this prevents that interval overlength from causing concrete material to form the stratification in the centrifuging tube mould when feeding in to the centrifuging tube mould, influences holistic adhesion, thereby reduces the wholeness ability of pipe.
Thirdly, the utility model discloses in be equipped with the removal track, it is the same with the direction of feeding device to remove orbital the direction that sets up, be equipped with the moving motor in the removal track, make feeding device can carry out the translation according to the defeated material direction through the moving motor, when feeding device is carrying out the defeated material to the centrifuge tube mould, start the moving motor, make feeding device transport in the feed through the moving motor and remove to the centrifuge tube mould to this makes concrete can be even lay in the centrifuge tube mould, make each partial thickness of concrete pipe that its produced even, increase concrete pipe's performance, make its atress when using very even.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a front view of the present invention;
reference numerals: hopper 1, lug 11, feeding device 2, defeated material mount 21, drive belt 22, driving motor 23, mounting bracket 3, work or material rest 31, ejection of compact door 4, ejection of compact cylinder 41, elevating system 5, elevator motor 51, removal track 6, removal motor 61, weighing sensor 7, vibrator 8.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention.
The components of the embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.
Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
A concrete feeding device comprises a hopper 1, a feeding device 2 and a mounting frame 3, wherein the feeding device 2 is mounted on the mounting frame 3, the mounting frame 3 is provided with a material frame 31, the material frame 31 is used for mounting the hopper 1, the hopper 1 is positioned right above the feeding device 2, the hopper 1 is funnel-shaped, the bottom of the hopper 1 is narrower than the top, the hopper 1 is used for storing concrete, the bottom of the material-hopper 1 is provided with a discharge door 4, the discharge door 4 is communicated with a discharge cylinder 41, the discharge cylinder 41 is used for controlling the opening and closing of the discharge door 4 so as to control the discharge amount of the concrete, after the discharge door 4 is opened, the concrete in the hopper 1 can flow into the feeding device 2, the feeding device 2 comprises a feeding fixing frame 21, a transmission belt 22 and a transmission motor 23, the feeding fixing frame 21 is a rectangular frame body, the number of the transmission motors 23 is two, the two transmission motors 23 are respectively installed at two ends of the material conveying fixing frame 21, the transmission belt 22 is sleeved on the two transmission motors 23, and when the transmission motors 23 are started, the transmission belt 22 can perform transmission work along the two transmission motors 23.
The equipment layout state during working: inside conveying device 2's one end accesss to the centrifuge tube die, conveying device 2's the other end is connected to mounting bracket 3 to install hopper 1, course directly over conveying device 2: firstly, the stirred concrete is poured into the hopper 1, the discharge door 4 is controlled to be opened through the discharge air cylinder 41, so that the concrete in the hopper 1 flows into the conveying belt in the conveying device 2 below, then the transmission motor 23 is started, the transmission belt 22 is rotated through the transmission motor 23, and the concrete on the transmission belt 22 is conveyed into the hollow pipe membrane to complete the feeding of the concrete.
Preferably, still be equipped with an elevating system 5 on the mounting bracket 3, elevating system 5 sets up the bottom at feeding device 2, be equipped with elevator motor 51 among the elevator mechanism 5, can control the rising and the decline of elevator mechanism 5 through elevator motor 51, its effect lies in, through elevator mechanism 5 can be to feeding device 2's height adjustment, makes the utility model discloses can be applicable to various not co-altitude and unidimensional centrifuge tube mould, increased the utility model discloses an application scope and practicality.
Preferably, the bottom end of the mounting frame 3 is further provided with a moving track 6, the moving track 6 is located below the lifting mechanism 5, the arrangement direction of the moving track 6 is consistent with the conveying direction of the material conveying device 2, a moving motor 61 is arranged on the moving track 6, the mounting frame 3 can advance and retreat on the moving rail 6 by controlling the forward rotation and the reverse rotation of the moving motor 61, the function of the device is that the moving track 6 drives the feeding mechanism to move into the centrifuge tube mould at a constant speed in the feeding process, so that concrete materials are uniformly laid in the centrifuge tube mould, centrifuge tubes produced by the centrifuge tube mould can be uniformly molded, simultaneously, the device is more convenient to adjust in the installation process, and after the pipeline production in the centrifugal pipe die is finished, withdraw from conveying device 2 in following the centrifuging tube mould, can conveniently take out the pipeline from the centrifuging tube mould.
Preferably, four weight sensors 7 are arranged at the connecting part of the hopper 1 and the material frame 31, the four weight sensors 7 are uniformly distributed between the hopper 1 and the material frame 31, the weight sensors 7 can measure the weight of the material hopper 1, and the weight measuring device has the effects that the weight of the concrete material in the hopper 1 is measured through the weight sensors 7, when the concrete material in the hopper 1 is too much or too little, an alarm can be automatically given, the thickness difference of the produced pipeline wall caused by too much or too little concrete material in the feeding process is prevented, meanwhile, because the feeder accurately calculates before feeding, the concrete proportioning in the hopper 1 is just not much or not little, and the concrete material waste can not be caused.
Preferably, the outside of hopper 1 still is equipped with a plurality of vibrators 8, and is a plurality of vibrator 8 evenly lays in the periphery of hopper 1, and when the concrete material whereabouts of hopper 1 inside was slow, start vibrator 8, the inner wall that makes hopper 1 through vibrator 8 vibrates to the concrete material that the messenger depends on the inner wall is accelerated through 4 landing of discharge door to the conveyer belt, also enables on the more thorough drive belt 22 that falls into of concrete material of hopper 1 inner wall simultaneously, has reduced the waste of concrete.
Preferably, lifting lugs 11 are arranged on two sides of the hopper 1, and the lifting device is convenient for lifting the hopper 1 onto the material rack 31 for installation.
A system based on concrete feeding equipment comprises a material receiving module, a lifting module, a feeding module, a moving module and a control module; the material receiving module can measure concrete materials in the hopper 1, the material receiving module is communicated with the control module, the material receiving module sends data to the control module for analysis after measuring the concrete materials in the hopper 1 through weight sensing, the control module sends instructions to the material receiving module to open the discharge door 4 to enable the concrete materials to flow to the conveying belt 22, the weight change of the weight sensor 7 is detected to calculate the amount of the discharged concrete materials, and the discharge door 4 is closed when the discharged concrete materials reach the standard;
the lifting module is connected to the control module, signals are manually input into the control module, the signals are transmitted to the lifting module through the control module, and the lifting motor 51 is controlled to rotate forwards or backwards, so that the height of the transmission belt 22 is finely adjusted;
the feeding module is connected to the control module, and the feeding module controls the transmission motor 23 to rotate so as to enable the conveyor belt to run, so that concrete falling from the hopper 1 is fed into the centrifuge tube die;
the moving module is connected to the control module, the moving module controls the forward rotation and the reverse rotation of the moving motor 61 to enable the material conveying device 2 to move transversely, the material conveying device 2 is enabled to gradually enter an inner cavity of the pipe die in a centrifugal state, a displacement monitor is arranged in the moving module, the system can measure the front end and the rear end of the centrifugal pipe die in a displacement mode before material distribution, data are stored in the system, then the material is distributed by the feeder, the material conveying module is controlled to move at a constant speed through the moving module to convey material, and the moving process is at a constant speed;
the control module is communicated with the material receiving module, the lifting module, the feeding module and the moving module respectively, the material receiving module, the lifting module, the feeding module and the moving module can be controlled through manual instruction input respectively, and the control module can receive and analyze data transmitted by the material receiving module, the lifting module, the feeding module and the moving module.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (7)
1. The concrete feeding equipment is characterized by comprising a hopper (1), a feeding device (2) and a mounting rack (3), wherein the feeding device (2) is mounted on the mounting rack (3), the material rack (31) is arranged on the mounting rack (3), the material rack (31) is used for mounting the hopper (1), the hopper (1) is positioned right above the feeding device (2), the hopper (1) is funnel-shaped, the bottom of the hopper (1) is narrower than the top, a discharge door (4) is arranged at the bottom of the hopper (1), a discharge cylinder (41) is arranged on the discharge door (4), an ejector rod of the discharge cylinder (41) is connected with the discharge door (4), the feeding device (2) comprises a feeding fixing frame (21), a transmission belt (22) and a transmission motor (23), the feeding fixing frame (21) is a rectangular frame body, and the transmission motor (23) is provided with two parts, two driving motors (23) are respectively arranged at two ends of the material conveying fixing frame (21), and the driving belt (22) is sleeved on the two driving motors (23).
2. A concrete feeding equipment according to claim 1, characterized in that a lifting mechanism (5) is provided on the mounting frame (3), the lifting mechanism (5) is provided at the bottom end of the feeding device (2), and a lifting motor (51) is provided in the lifting mechanism (5).
3. The concrete feeding equipment as claimed in claim 1, wherein a moving track (6) is further arranged at the bottom end of the mounting frame (3), the moving track (6) is positioned below the lifting mechanism (5), the arrangement direction of the moving track (6) is consistent with the conveying direction of the conveying device (2), and a moving motor (61) is arranged on the moving track (6).
4. A concrete feeding device according to claim 1, characterized in that four weight sensors (7) are arranged at the junction of the hopper (1) and the stacks (31), the four weight sensors (7) being uniformly arranged between the hopper (1) and the stacks (31).
5. A concrete feeding apparatus according to claim 1, characterized in that a plurality of vibrators (8) are arranged outside the hopper (1), and a plurality of vibrators (8) are uniformly arranged on the periphery of the hopper (1).
6. A concrete feeding device according to claim 1, characterised in that the hopper (1) is provided with lifting lugs (11) on both sides.
7. A system based on concrete feeding equipment is characterized by comprising a material receiving module, a lifting module, a feeding module, a moving module and a control module; the material receiving module can measure concrete materials in the hopper (1), the material receiving module is communicated with the control module, the material receiving module sends data to the control module for analysis after measuring the concrete materials in the hopper (1) through weight sensing, the control module sends instructions to the material receiving module to open the discharge door (4) to enable the concrete materials to flow onto the conveying belt (22), the weight change of the weight sensor (7) is detected to calculate the amount of the discharged concrete materials, and the discharge door (4) is closed after the discharged concrete materials reach the standard;
the lifting module is connected to the control module, signals are manually input into the control module, the signals are transmitted to the lifting module through the control module, and the lifting motor (51) is controlled to rotate forwards or backwards, so that the height of the transmission belt (22) is finely adjusted;
the feeding module is connected to the control module, and the feeding module controls the transmission motor (23) to rotate so as to enable the conveyor belt to run, so that concrete falling from the hopper (1) is conveyed into the centrifuge tube die;
the moving module is connected to the control module, the moving module controls the forward rotation and the reverse rotation of the moving motor (61) to enable the material conveying device (2) to move transversely, the material conveying device (2) gradually enters the inner cavity of the pipe die in a centrifugal state, a displacement monitor is arranged in the moving module, the system can measure the front end and the rear end of the centrifugal pipe die in a displacement mode before material distribution, data are stored in the system, then the material feeder distributes materials, the material feeding module is controlled to move at a constant speed through the moving module to feed materials, and the moving process is at a constant speed;
the control module is communicated with the material receiving module, the lifting module, the feeding module and the moving module respectively, the material receiving module, the lifting module, the feeding module and the moving module can be controlled through manual instruction input respectively, and the control module can receive data transmitted by the material receiving module, the lifting module, the feeding module and the moving module and analyze the data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921827533.1U CN211250664U (en) | 2019-10-28 | 2019-10-28 | Concrete feeding equipment and system based on same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921827533.1U CN211250664U (en) | 2019-10-28 | 2019-10-28 | Concrete feeding equipment and system based on same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211250664U true CN211250664U (en) | 2020-08-14 |
Family
ID=71981238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921827533.1U Active CN211250664U (en) | 2019-10-28 | 2019-10-28 | Concrete feeding equipment and system based on same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211250664U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110587800A (en) * | 2019-10-28 | 2019-12-20 | 广东鑫隆管业有限公司 | Concrete feeding equipment and system based on same |
-
2019
- 2019-10-28 CN CN201921827533.1U patent/CN211250664U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110587800A (en) * | 2019-10-28 | 2019-12-20 | 广东鑫隆管业有限公司 | Concrete feeding equipment and system based on same |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211250664U (en) | Concrete feeding equipment and system based on same | |
| CN109501008B (en) | Automatic metering and adding device for commercial concrete aggregate and operation method | |
| CN106082080A (en) | A kind of filling apparatus convenient to operate | |
| CN110587800A (en) | Concrete feeding equipment and system based on same | |
| CN211108120U (en) | Split charging and weighing equipment for traditional Chinese medicine decoction pieces | |
| CN111606065B (en) | Powder feeding method and device | |
| CN210834333U (en) | Automatic material sampling system | |
| CN209942242U (en) | Accurate cloth machine of ultra high performance concrete | |
| CN216954771U (en) | Prevent batching scale unloading system of putty | |
| CN208008094U (en) | A kind of accurate metering device of composite material | |
| CN201512738U (en) | Powder material metering and conveying system for asphalt mixture cold regenerating mixing device | |
| CN212554369U (en) | Concrete distributing system for sleeper | |
| CN114178468A (en) | Automatic feeding sand mixer for hardware tool castings | |
| CN206105641U (en) | Automatic loading attachment weighs | |
| JP6821146B2 (en) | Binder supply device and binder supply method for foundry sand | |
| CN113787601B (en) | Porcelain powder spreading machine | |
| CN216423027U (en) | Aggregate moisture content detection mechanism, system and mixing plant | |
| CN215743321U (en) | Quantitative feeding device is used in production of acrylic ester emulsion | |
| CN217573508U (en) | Concrete aggregate storehouse ejection of compact structure | |
| CN216511643U (en) | But alkyl betaine is with accurate control's loading attachment | |
| CN217943883U (en) | Injection moulding production is with quantitative compounding device | |
| CN209889153U (en) | Dry-mixed mortar continuous packaging machine | |
| CN213533710U (en) | Single-screw metering feeder | |
| CN219890539U (en) | Brick making castable weighing device | |
| CN212655160U (en) | Automatic blending device is used in production of high temperature wear-resisting coating |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |