CN109399257A - A kind of method of pendulum-type distributing belt machine uniform distribution - Google Patents
A kind of method of pendulum-type distributing belt machine uniform distribution Download PDFInfo
- Publication number
- CN109399257A CN109399257A CN201811264218.2A CN201811264218A CN109399257A CN 109399257 A CN109399257 A CN 109399257A CN 201811264218 A CN201811264218 A CN 201811264218A CN 109399257 A CN109399257 A CN 109399257A
- Authority
- CN
- China
- Prior art keywords
- sections
- crank
- arc length
- rotation
- velocity
- 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.)
- Granted
Links
Classifications
-
- 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
- B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
- B65G69/04—Spreading out the materials conveyed over the whole surface to be loaded; Trimming heaps of loose materials
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Conveyors (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
A kind of method of pendulum-type distributing belt machine uniform distribution when including the following steps: that 1) crank is turned in AB sections of circular arcs, controls velocity of rotation=ω × (AB sections of arc length) ÷ (π × R ÷ 2) (rad/s) of crank;2) when crank is turned in BC sections of circular arcs, velocity of rotation=ω × (BC sections of arc length) ÷ (π × R ÷ 2) (rad/s) of crank is controlled;3) when crank is turned in CD sections of circular arcs, velocity of rotation=ω × (CD sections of arc length) ÷ (π × R ÷ 2) (rad/s) of crank is controlled;4) when crank is turned in DA sections of circular arcs, velocity of rotation=ω × (DA sections of arc length) ÷ (π × R ÷ 2) (rad/s) of crank is controlled.A kind of method of pendulum-type distributing belt machine uniform distribution of the invention improves the cloth evenness of equipment using the method for increasing subangle control crank velocity of rotation, simple and reliable, works well, investment cost is low, is convenient for large-scale popularization.
Description
Technical field
The invention belongs to sinters and pellet production field, and in particular to a kind of pendulum-type distributing belt machine uniform distribution
Method.
Background technique
In ferrous metals industry, the iron ore agglomeration method of mainstream mainly has a sintering process and pelletizing method, and sintering machine, chain
Comb machine-rotary kiln and belt type roasting machine are the modern most common technological equipments produced for sinter and pellet, and pendulum-type
Distributing belt machine is the equipment most generallyd use in sintering machine, grate kiln and belt type roasting machine three productions line, is passed through
Oscillating motor speed reducer drives crank and rocker mechanism reciprocally swinging, so that material (sinter mixture, pelletizing mixture) is uniform
It is distributed to sintering and belt type roasting machine trolley or chain grate machine upper surface, meets the production requirement of next procedure to greatest extent
Condition.
Pendulum-type distributing belt machine is analyzed as follows, pendulum-type distributing belt owner will be by swing mechanism and belt feeder two
It is grouped as, swing mechanism belongs to typical " crank and rocker mechanism " in mechanics.When crank is with even rotational speed, pass through
Connecting rod drives rocking bar to be swung, and the movement of rocking bar is non-uniform movement, and this kinetic property is referred to as " anxious to return in mechanics
Movement ", and belt feeder and rocking bar be it is integrated, i.e. the swing of belt feeder is non-uniform movement, when belt feeder is transported with even conveying capacity
When defeated material, due to the kinetic characteristic of belt feeder pendulum motion, cause belt in equipment two sides residence time length difference, tool
Body shows as the Latitudinal section that material (refers mainly to: sintering and belt type roasting machine trolley or chain grate machine upper surface) in equipment
The low state in the high side in side is presented.
The useful space for unevenly causing equipment upper surface side of cloth is not utilized effectively, directly affects equipment
Production efficiency.
Therefore, it is necessary to which a kind of method for inventing rationally control pendulum-type distributing belt machine pendulum motion, improves its oscillating machine
The existing issue of structure, it is ensured that material is uniformly distributed in equipment, improves the production efficiency of equipment.
Summary of the invention
The purpose of the present invention is to provide a kind of methods of pendulum-type distributing belt machine uniform distribution, without changing pendulum-type cloth
The plant machinery mechanism of belt feeder, the cloth for improving equipment using the method for increasing subangle control crank velocity of rotation are uniform
Property, it is simple and reliable, it works well, investment cost is low, is convenient for large-scale popularization.
To achieve the goals above, the invention adopts the following technical scheme:
A kind of method of pendulum-type distributing belt machine uniform distribution, including it is assumed hereinafter that:
1) the average rotation speed for assuming crank is ω (rad/s), and the length of crank is R (mm), and rotation direction is to show
It anticipates counter clockwise direction shown in Fig. 2;
2) when crank is in " A " point, swing mechanism is in limit on the right-right-hand limit position;
3) when crank is in " B " and " D " point, it is in an intermediate position to swing head;
4) when crank is in " C " point, swing mechanism is in limit on the left position;
5) it is uniformly constant to swing distributing belt machine conveying mass flow.
Include the following steps:
1) when crank turns in AB sections of circular arcs, velocity of rotation=ω × (AB sections of arc length) (π × 2 ÷ of crank are controlled
× R ÷ 4)=ω × (AB sections of arc length) ÷ (π × R ÷ 2) (rad/s), the time used=(AB sections of arc length) ÷ (ω × (AB sections of arcs
It is long) ÷ (π × R ÷ 2))=2 ÷ ω (s) of π × R ÷;
2) when crank turns in BC sections of circular arcs, velocity of rotation=ω × (BC sections of arc length) (π × 2 ÷ of crank are controlled
× R ÷ 4)=ω × (BC sections of arc length) ÷ (π × R ÷ 2) (rad/s), the time used=(BC sections of arc length) ÷ (ω × (BC sections of arcs
It is long) ÷ (π × R ÷ 2))=2 ÷ ω (s) of π × R ÷;
3) when crank turns in CD sections of circular arcs, velocity of rotation=ω × (CD sections of arc length) (π × 2 ÷ of crank are controlled
× R ÷ 4)=ω × (CD sections of arc length) ÷ (π × R ÷ 2) (rad/s), the time used=(CD sections of arc length) ÷ (ω × (CD sections of arcs
It is long) ÷ (π × R ÷ 2))=2 ÷ ω (s) of π × R ÷;
4) when crank turns in DA sections of circular arcs, velocity of rotation=ω × (DA sections of arc length) (π × 2 ÷ of crank are controlled
× R ÷ 4)=ω × (DA sections of arc length) ÷ (π × R ÷ 2) (rad/s), the time used=(DA sections of arc length) ÷ (ω × (DA sections of arcs
It is long) ÷ (π × R ÷ 2))=2 ÷ ω (s) of π × R ÷.
The invention has the following advantages: a kind of method of pendulum-type distributing belt machine uniform distribution of the invention, is not necessarily to
The plant machinery mechanism for changing pendulum-type distributing belt machine improves equipment using the method for increasing subangle control crank velocity of rotation
Cloth evenness, it is simple and reliable, work well, investment cost is low, be convenient for large-scale popularization.
Detailed description of the invention
Fig. 1 is control flow chart of the invention;
Fig. 2 is pendulum-type distributing belt machine top view;Wherein: 1, conveyer belt, 2, belt feeder driven roller, 3, belt feeder branch
Frame, 4, belt feeder swinging mounting track, 5, crank (oscillatory gearing mechanism containing belt feeder), 6, connecting rod, 7, belt feeder pivoting support,
8, belt feeder rotational drive motor, 9, belt feeder rotation speed reducer, 10, shaft coupling, 11, belt feeder drive roll;
The velocity of rotation of crank is " ω " in figure, and rotation direction is as shown by arrows;
The movement velocity of belt feeder transportation rubber belt is " v " in figure, and the direction of motion is as shown;
The amplitude of fluctuation of belt feeder is " θ " in figure;
Fig. 3 is 1 schematic diagram of limit on the right-right-hand limit position that pendulum-type distributing belt machine is swung;
Fig. 4 is 1 schematic diagram of middle position that pendulum-type distributing belt machine is swung;
Fig. 5 is 2 schematic diagram of limit on the left position that pendulum-type distributing belt machine is swung;
Fig. 6 is 2 schematic diagram of middle position that pendulum-type distributing belt machine is swung;
Fig. 7 is the crank angle when rocking bar is respectively at limit on the right-right-hand limit, centre 1, limit on the left, intermediate 2 four kinds of positions the case where
Spend schematic diagram.
Specific embodiment
As shown in figs. 1-7, a kind of method of pendulum-type distributing belt machine uniform distribution, including it is assumed hereinafter that:
1) the average rotation speed for assuming crank is ω (rad/s), and the length of crank is R (mm), and rotation direction is to show
It anticipates counter clockwise direction shown in Fig. 2;
2) when crank is in " A " point, swing mechanism is in limit on the right-right-hand limit position;
3) when crank is in " B " and " D " point, it is in an intermediate position to swing head;
4) when crank is in " C " point, swing mechanism is in limit on the left position;
5) it is uniformly constant to swing distributing belt machine conveying mass flow.
Include the following steps:
1) when crank turns in AB sections of circular arcs, velocity of rotation=ω × (AB sections of arc length) (π × 2 ÷ of crank are controlled
× R ÷ 4)=ω × (AB sections of arc length) ÷ (π × R ÷ 2) (rad/s), the time used=(AB sections of arc length) ÷ (ω × (AB sections of arcs
It is long) ÷ (π × R ÷ 2))=2 ÷ ω (s) of π × R ÷;
2) when crank turns in BC sections of circular arcs, velocity of rotation=ω × (BC sections of arc length) (π × 2 ÷ of crank are controlled
× R ÷ 4)=ω × (BC sections of arc length) ÷ (π × R ÷ 2) (rad/s), the time used=(BC sections of arc length) ÷ (ω × (BC sections of arcs
It is long) ÷ (π × R ÷ 2))=2 ÷ ω (s) of π × R ÷;
3) when crank turns in CD sections of circular arcs, velocity of rotation=ω × (CD sections of arc length) (π × 2 ÷ of crank are controlled
× R ÷ 4)=ω × (CD sections of arc length) ÷ (π × R ÷ 2) (rad/s), the time used=(CD sections of arc length) ÷ (ω × (CD sections of arcs
It is long) ÷ (π × R ÷ 2))=2 ÷ ω (s) of π × R ÷;
4) when crank turns in DA sections of circular arcs, velocity of rotation=ω × (DA sections of arc length) (π × 2 ÷ of crank are controlled
× R ÷ 4)=ω × (DA sections of arc length) ÷ (π × R ÷ 2) (rad/s), the time used=(DA sections of arc length) ÷ (ω × (DA sections of arcs
It is long) ÷ (π × R ÷ 2))=2 ÷ ω (s) of π × R ÷.
By the velocity of rotation for controlling crank, it is ensured that swing mechanism moves to middle position from limit on the right-right-hand limit position, then in
Between position move to limit on the left position, middle position is then moved to by limit on the left position, the right side is finally moved to by middle position
Four run duration section used times of extreme position are identical.
Therefore the left and right sides residence time of pendulum-type distributing belt machine pendulum motion process is identical, and swings distributing belt
Machine conveying mass flow is basically unchanged (according to production needs), so (referring mainly to: sintering and belt type roasting machine trolley in equipment
Or chain grate machine upper surface) cloth high uniformity, it solves the problems, such as that cloth is non-uniform, improves the production efficiency of equipment.
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment 1
Certain Grate-kiln Oxidized Pellet production line is passed through pelletizing mixture sequence using pendulum-type distributing belt machine
Big ball roll screen (screening out partial size large granule material), wide belt, bead roll screen (screening out partial size extra granular material) cloth are combed in chain
In machine grate.Pendulum-type distributing belt machine swinging structure carries out speed regulating control using variable-frequency motor, and motor output shaft has speed measuring device,
The running speed of motor is set on computers by controllers, through the speed regulating controls such as frequency converter, PLC component by motor
Revolving speed be quickly adjusted to setting speed.
It is shown by the level-sensing device that chain grate machine top is arranged, grate upper surface material is presented that the high side in side is low asks
Topic, specific data are as follows:
Position | East | Centre 1 | Centre 2 | West |
Bed depth mm | 130 | 120 | 120 | 110 |
Through analysis problem above mainly as pendulum-type distributing belt machine cloth it is uneven caused by.
Take the steps of processing above problem:
(1) by swing mechanism rotational speed regulation to minimum, sequentially determining following problems.
(2) measurement swing belt conveyor swings operating to right limit, the position A of crank rotation.
(3) measurement swing belt conveyor swings operating middle position, the position B of crank rotation.
(4) measurement swing belt conveyor swings operating to left limit, the position C of crank rotation.
(5) measurement swing belt conveyor swings operating to right limit, the position D of crank rotation.
(6) magnetic element is installed on crank.
(7) inductor is installed near tetra- positions A, B, C, D, when crank turns to the above position, respectively export A,
B, tetra- position signals of C, D.
(8) the crank motor speed of pendulum-type distributing belt machine is set as w, sequence turns over A, B, C, D when crank normal rotation
Four positions.
(9) when system receives a-signal, show that crank is in AB sections of arc positions, system automatically controls crank motor
Output revolving speed=w × (AB sections of arc length) ÷ (π × R ÷ 2) (r/min)
(10) when system receives B signal, show that crank is in BC sections of arc positions, system automatically controls crank motor
Output revolving speed=w × (BC sections of arc length) ÷ (π × R ÷ 2) (r/min)
(11) when system receives C signal, show that crank is in CD sections of arc positions, system automatically controls crank motor
Output revolving speed=w × (CD sections of arc length) ÷ (π × R ÷ 2) (r/min)
(12) when system receives D signal, show that crank is in DA sections of arc positions, system automatically controls crank motor
Output revolving speed=w × (DA sections of arc length) ÷ (π × R ÷ 2) (r/min)
By above method, solve the problems, such as that the high side in pendulum-type distributing belt machine cloth side is low, the material position after improvement
Meter display data are as follows:
Position | East | Centre 1 | Centre 2 | West |
Bed depth mm | 129 | 128 | 127 | 130 |
The space of chain grate machine efficiently used, improving productivity 7.8%, achieves good economic effect
Benefit.
Claims (1)
1. a kind of method of pendulum-type distributing belt machine uniform distribution, which is characterized in that including it is assumed hereinafter that:
1) the average rotation speed for assuming crank is ω (rad/s), and the length of crank is R (mm), and rotation direction is schematic diagram
(2) shown in counterclockwise;
2) when crank is in " A " point, swing mechanism is in limit on the right-right-hand limit position;
3) when crank is in " B " and " D " point, it is in an intermediate position to swing head;
4) when crank is in " C " point, swing mechanism is in limit on the left position;
5) it is uniformly constant to swing distributing belt machine conveying mass flow.
Include the following steps:
1) when crank turns in AB sections of circular arcs, velocity of rotation=ω × (π × 2 × R ÷ (AB sections of arc length) ÷ of crank are controlled
4)=ω × (AB sections of arc length) ÷ (π × R ÷ 2) (rad/s), time used=(AB sections of arc length) ÷ (ω × (AB sections of arc length) ÷
(π × R ÷ 2))=2 ÷ ω (s) of π × R ÷;
2) when crank turns in BC sections of circular arcs, velocity of rotation=ω × (π × 2 × R ÷ (BC sections of arc length) ÷ of crank are controlled
4)=ω × (BC sections of arc length) ÷ (π × R ÷ 2) (rad/s), time used=(BC sections of arc length) ÷ (ω × (BC sections of arc length) ÷
(π × R ÷ 2))=2 ÷ ω (s) of π × R ÷;
3) when crank turns in CD sections of circular arcs, velocity of rotation=ω × (π × 2 × R ÷ (CD sections of arc length) ÷ of crank are controlled
4)=ω × (CD sections of arc length) ÷ (π × R ÷ 2) (rad/s), time used=(CD sections of arc length) ÷ (ω × (CD sections of arc length) ÷
(π × R ÷ 2))=2 ÷ ω (s) of π × R ÷;
4) when crank turns in DA sections of circular arcs, velocity of rotation=ω × (π × 2 × R ÷ (DA sections of arc length) ÷ of crank are controlled
4)=ω × (DA sections of arc length) ÷ (π × R ÷ 2) (rad/s), time used=(DA sections of arc length) ÷ (ω × (DA sections of arc length) ÷
(π × R ÷ 2))=2 ÷ ω (s) of π × R ÷.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811264218.2A CN109399257B (en) | 2018-10-29 | 2018-10-29 | Method for uniform distribution of pendulum type distribution belt conveyor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811264218.2A CN109399257B (en) | 2018-10-29 | 2018-10-29 | Method for uniform distribution of pendulum type distribution belt conveyor |
Publications (2)
Publication Number | Publication Date |
---|---|
CN109399257A true CN109399257A (en) | 2019-03-01 |
CN109399257B CN109399257B (en) | 2020-07-28 |
Family
ID=65469255
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201811264218.2A Active CN109399257B (en) | 2018-10-29 | 2018-10-29 | Method for uniform distribution of pendulum type distribution belt conveyor |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109399257B (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109665283A (en) * | 2019-03-05 | 2019-04-23 | 中冶北方(大连)工程技术有限公司 | A kind of detection device and method swinging sealing-tape machine position |
CN110173975A (en) * | 2019-06-28 | 2019-08-27 | 攀钢集团钒钛资源股份有限公司 | Vanadium slag pellet dries distribution device |
CN111056754A (en) * | 2020-01-03 | 2020-04-24 | 中冶长天国际工程有限责任公司 | Oscillating-head belt type rotary material distribution system and method for lime shaft kiln |
CN113203294A (en) * | 2021-03-29 | 2021-08-03 | 马鞍山钢铁股份有限公司 | Chain grate machine balanced material distribution control method |
CN113800190A (en) * | 2020-12-25 | 2021-12-17 | 宁夏兰湖新型材料科技有限公司 | Metallurgical raw material batching device |
CN114988049A (en) * | 2022-07-04 | 2022-09-02 | 山东钢铁集团永锋临港有限公司 | Material stabilizing control method for oscillating type material distribution belt conveyor of pellet production line |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202226890U (en) * | 2011-08-11 | 2012-05-23 | 珠海裕嘉矿产品有限公司 | Variable frequency speed regulation swing type material distribution machine |
CN103057926A (en) * | 2013-01-12 | 2013-04-24 | 孟钧 | Swing belt conveyor |
CN203372772U (en) * | 2013-06-06 | 2014-01-01 | 北京艾瑞机械厂 | Sintering and palletizing swing type distribution belt conveyor |
CN103508221A (en) * | 2013-09-25 | 2014-01-15 | 马钢(集团)控股有限公司 | Swing-type belt distributing device and method for determining sizes of gears of elliptical gear case of swing-type belt distributing device |
CN203550597U (en) * | 2013-11-25 | 2014-04-16 | 中冶北方(大连)工程技术有限公司 | Swing-angle adjustable swing belt |
CN106086395A (en) * | 2016-08-25 | 2016-11-09 | 中冶北方(大连)工程技术有限公司 | A kind of pelletizing cloth intelligence control system and method |
-
2018
- 2018-10-29 CN CN201811264218.2A patent/CN109399257B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202226890U (en) * | 2011-08-11 | 2012-05-23 | 珠海裕嘉矿产品有限公司 | Variable frequency speed regulation swing type material distribution machine |
CN103057926A (en) * | 2013-01-12 | 2013-04-24 | 孟钧 | Swing belt conveyor |
CN203372772U (en) * | 2013-06-06 | 2014-01-01 | 北京艾瑞机械厂 | Sintering and palletizing swing type distribution belt conveyor |
CN103508221A (en) * | 2013-09-25 | 2014-01-15 | 马钢(集团)控股有限公司 | Swing-type belt distributing device and method for determining sizes of gears of elliptical gear case of swing-type belt distributing device |
CN203550597U (en) * | 2013-11-25 | 2014-04-16 | 中冶北方(大连)工程技术有限公司 | Swing-angle adjustable swing belt |
CN106086395A (en) * | 2016-08-25 | 2016-11-09 | 中冶北方(大连)工程技术有限公司 | A kind of pelletizing cloth intelligence control system and method |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109665283A (en) * | 2019-03-05 | 2019-04-23 | 中冶北方(大连)工程技术有限公司 | A kind of detection device and method swinging sealing-tape machine position |
CN109665283B (en) * | 2019-03-05 | 2023-08-15 | 中冶北方(大连)工程技术有限公司 | Device and method for detecting position of swinging tape machine |
CN110173975A (en) * | 2019-06-28 | 2019-08-27 | 攀钢集团钒钛资源股份有限公司 | Vanadium slag pellet dries distribution device |
CN110173975B (en) * | 2019-06-28 | 2024-03-29 | 攀钢集团钒钛资源股份有限公司 | Vanadium slag ball stoving distributing device |
CN111056754A (en) * | 2020-01-03 | 2020-04-24 | 中冶长天国际工程有限责任公司 | Oscillating-head belt type rotary material distribution system and method for lime shaft kiln |
CN111056754B (en) * | 2020-01-03 | 2023-09-29 | 中冶长天国际工程有限责任公司 | Belt type rotary material distribution system and material distribution method for swinging head of lime shaft kiln |
CN113800190A (en) * | 2020-12-25 | 2021-12-17 | 宁夏兰湖新型材料科技有限公司 | Metallurgical raw material batching device |
CN113203294A (en) * | 2021-03-29 | 2021-08-03 | 马鞍山钢铁股份有限公司 | Chain grate machine balanced material distribution control method |
CN113203294B (en) * | 2021-03-29 | 2023-03-03 | 马鞍山钢铁股份有限公司 | Chain grate balanced material distribution control method |
CN114988049A (en) * | 2022-07-04 | 2022-09-02 | 山东钢铁集团永锋临港有限公司 | Material stabilizing control method for oscillating type material distribution belt conveyor of pellet production line |
CN114988049B (en) * | 2022-07-04 | 2023-06-23 | 山东钢铁集团永锋临港有限公司 | Material stabilizing control method for swing type material distribution belt conveyor of pellet production line |
Also Published As
Publication number | Publication date |
---|---|
CN109399257B (en) | 2020-07-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN109399257A (en) | A kind of method of pendulum-type distributing belt machine uniform distribution | |
US3184037A (en) | Reciprocable conveyor | |
CN202481767U (en) | Heavy section steel robot palletizer system | |
CN105217241B (en) | A kind of explosion-proof conveyer of batch (-type) | |
CN109592376B (en) | Automatic material distribution control device for magnetic roller | |
CN105466533A (en) | Multi-station weighing machine and method | |
US11890670B2 (en) | Production lines and methods for ceramic shell making | |
CN210100311U (en) | Automatic production line for gypsum board | |
CN204250875U (en) | Anti-blocking disk feeder | |
CN107322771A (en) | Rotary automatic glaze spraying machine and glaze spraying method | |
CN201932683U (en) | Rotary belt turning device | |
CN204528552U (en) | A kind of quantitatively feeding rapid prototyping system | |
CN105857969A (en) | Buffering discharging machine | |
CN206883390U (en) | A kind of automatically grinding equipment | |
CN112973838B (en) | Mining industry grit aggregate quality management and control on-line monitoring system | |
CN104555365A (en) | Quantitative feeding and quick forming system | |
CN201919580U (en) | Dough curing machine | |
CN204220456U (en) | Grog liter focuses on line speed-adjustable sampler | |
CN209701860U (en) | A kind of intermittent screeding device of automatic assembly line conveyer belt | |
US3137398A (en) | Apparatus for feeding pellets | |
CN207451156U (en) | A kind of sieve that shakes with homogenizing device | |
CN203249683U (en) | Electric weightlessness scale | |
CN208146852U (en) | Rivet driver handling equipment | |
CN202499568U (en) | Center rotary automatic material distribution machine | |
CN208022258U (en) | A kind of single-row belt conveyor line and adjustable biserial belt conveyor line |
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 | ||
GR01 | Patent grant | ||
GR01 | Patent grant |