CN109353826A - Strength conveying system and its operational process - Google Patents
Strength conveying system and its operational process Download PDFInfo
- Publication number
- CN109353826A CN109353826A CN201811453813.0A CN201811453813A CN109353826A CN 109353826 A CN109353826 A CN 109353826A CN 201811453813 A CN201811453813 A CN 201811453813A CN 109353826 A CN109353826 A CN 109353826A
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- Prior art keywords
- conveying
- strength
- strength conveying
- hopper
- feeding pipe
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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
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/34—Details
- B65G53/66—Use of indicator or control devices, e.g. for controlling gas pressure, for controlling proportions of material and gas, for indicating or preventing jamming of material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
- B22C5/14—Equipment for storing or handling the dressed mould material, forming part of a plant for preparing such material
- B22C5/16—Equipment for storing or handling the dressed mould material, forming part of a plant for preparing such material with conveyors or other equipment for feeding the material
-
- 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
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/34—Details
-
- 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
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/34—Details
- B65G53/36—Arrangements of containers
-
- 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
- B65G69/18—Preventing escape of dust
- B65G69/181—Preventing escape of dust by means of sealed systems
- B65G69/182—Preventing escape of dust by means of sealed systems with aspiration means
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air Transport Of Granular Materials (AREA)
Abstract
A kind of strength conveying system and its operational process, transportation art suitable for powdery starting material, for solving the problems, such as dusty material conveying in actual production discontinuous and can not coordinate, the strength conveying system includes the hopper at least strength conveying equipment, raw material store, feeding pipe and a different station, and raw material are flowed between strength conveying equipment, raw material store and hopper by the feeding pipe；Central Terminal Station is additionally provided on the feeding pipe, the upstream end of the feeding pipe of the relatively described Central Terminal Station is connected with strength conveying equipment, and the downstream of the feeding pipe of the relatively described Central Terminal Station is connected with hopper.The strength conveying system realizes the continuous and adjustable property of raw material conveying, improves production efficiency.
Description
Technical field
The present invention relates to casting technology field, in particular to entire foundry's strength conveying system.
Background technique
In sand casting, molding sand is necessary, is also one of maximum raw material of dosage, and molding sand is used to be made to form casting
The sand mold and sand core of part type chamber.And molding sand is in the flowing of entire foundry, is realized by pneumatic transport equipment, and one
Foundry may require that different molding sand stream (namely stream), on different processes, different positions to meet different processes
Production requirement, namely need multiple independent pneumatic transport equipments, different conveyance conduits to realize the supply of molding sand.
At present since more independent strength conveying tabless of equipment are solely run, the stream of corresponding process is respectively individually controlled,
So that the stream of entire foundry controls chaotic, can not achieve concentration allotment, and when the stream of some process when something goes wrong,
Supply can not be obtained in time and cause damp production.
Summary of the invention
It cannot achieve stream on different processes or station in view of the independently operated strength conveying equipment of the above separate unit
Mutually coordinated and supply, it is necessary to propose a kind of strength conveying system and its control method, the strength conveying system can will
Each independent strength conveying equipment linkage of entire foundry gets up, and the allotment of stream may be implemented, to solve certain
When a station stream goes wrong, fed by other streams.
A kind of strength conveying system, including at an at least strength conveying equipment, raw material store, different station hopper and
Feeding pipe, raw material are flowed between the strength conveying equipment, raw material store and hopper by the feeding pipe.It is described
Strength conveying equipment includes strength conveying apparatus body, is equipped with feed inlet at the top of the ontology, the feed inlet is by taper
Valve control is opened and closed, and air inlet and exhaust valve, one end of the air inlet and exhaust valve and the strength conveying are additionally provided in the strength conveying equipment
Apparatus body be connected, the air-suction state end of the air inlet and exhaust valve is connected with Powered Air pipeline, the air inlet and exhaust valve it is vaporous out
State end is connected with cleaning shaft；The lower part of the strength conveying apparatus body is equipped with discharge port, the discharge port and feeding pipe
One end be connected；The other end of the feeding pipe is connected on the hopper of different station, to realize material from material library through strength
Conveying equipment is delivered in the hopper of corresponding station.In being equipped on the feeding pipe between strength conveying equipment and hopper
Hinge knob, the input terminal (namely upstream of stream) of the Central Terminal Station discharge port phase with each strength conveying equipment respectively
Even, the output end (namely downstream of stream) of the Central Terminal Station is connected with the hopper on each station respectively, to realize material
The centralized control and allotment of stream.
Preferably, in order to all be delivered to the raw material in feeding pipe in hopper, on the feeding pipe
It is additionally provided with pressure charging valve, after stopping conveying, the pressure charging valve is opened by raw material remaining in feeding pipe and is all delivered to material
In bucket.
Preferably, the strength conveying system further includes control plate, and the control plate is by being electrically connected to the gas
On each electric component of power conveying equipment and on the electric component of feeding pipe, so that the control of flow is realized, to realize
The allotment of the more strength conveying equipment.
More preferably, the electric component can be solenoid valve, and the output of the solenoid valve controls the strength conveying equipment
On executive item and feeding pipe on executive item, such as the cone valve, air inlet and exhaust valve are executive item.
Preferably, it is additionally provided with charge level detector one and charge level detector two on the ontology of the strength conveying equipment, it is maximum
Material position is at 3/4ths volumes of the body volume, and minimum material position is without material in the ontology, to realize to pneumatic transporting
Send the detection of former material doses in apparatus body.
Preferably, in order not to excessive as the hopper is added, charge level detector three and material position are additionally provided on the hopper
Detector four, maximum material position are at 3/4ths volumes of the bucket capacity, and minimum material position is in the hopper without material.
The operational process of air-transport system described in separate unit are as follows:
S001, starts conveying program, and control plate judges the terminals such as each solenoid valve, charge level detector and flow detector
Whether the signal transmission of detection part is normal, if each detection part is normal, charging instruction is issued, if there is terminal detection part
It is abnormal, then it shows and alarms；
S002 starts charging process, and the charging process is to feed from material library into the ontology of strength conveying equipment,
When charge level detector one detects signal in place, stops charging process, be simultaneously emitted by conveying signal；
S003, starts conveying process, and the conveying process is strength conveying equipment by raw material from pneumatic transport equipment
Ontology is transported in the hopper of corresponding station by feeding pipe, when the charge level detector three in hopper detects signal in place
When, stop conveying process, the valve on the discharge port on the strength conveying apparatus body is closed at this time, and it is dynamic to complete a conveying
Make.
Preferably, the volume of the strength conveying apparatus body is made to be less than or equal to the volume of the hopper, when the ontology
In raw material conveying finish, namely when charge level detector two detects signal in place, issue the instruction for stopping conveying process,
Continue to keep air inlet and exhaust valve at this time to be air-suction state, the residual starting material in feeding pipe is all delivered in hopper.
Preferably, circulation pattern is set by the conveying program, the signal that is again started up of the conveying program is each work
The signal in place of the charge level detector four of position elevating hopper, namely when the hopper on certain station is without material, that is, start a certain gas
Power conveying equipment is to change station charging.
More preferably, when the charge level detector two in strength conveying apparatus body detects signal in place and subsequent work stations hopper
On charge level detector three when signal in place is not detected, open the cone valve on feed inlet, set to the strength conveying
Supplement raw material in standby ontology, to realize the continuity of conveying process, so as to avoid process it is discontinuous caused by produce
Beat increases, and improves production efficiency.
Technical solution of the present invention the utility model has the advantages that in order to realize that the conveying between strength conveying equipment of the invention different is cut
It changes, to meet the continuity and continuity of production process of conveying process, the strength conveying system is equipped with several strength conveyings
Equipment and the feeding pipe being connected between strength conveying apparatus body and hopper, to realize raw material from raw material store to work
In hopper at position, the transhipment of manpower and the dust pollution to atmosphere are avoided.Meanwhile realizing more strength conveying equipment
Linkage, realizes the automation control of more strength conveying equipment.
Detailed description of the invention
Fig. 1 is strength conveying system conveying schematic illustration；
Fig. 2 is strength conveying device structure schematic diagram；
Fig. 3 is hopper construction schematic diagram；
In figure, 1- strength conveying equipment；101- feed inlet；102- discharge port；103- cone valve；104- air inlet and exhaust valve；
105- Powered Air pipeline；106- cleaning shaft；107- charge level detector one；108- charge level detector two；109- pressure charging valve；2-
Hopper；201- charge level detector three；202- charge level detector four；3- feeding pipe；4- raw material store.
Specific embodiment
In order to illustrate more clearly of technical solution of the present invention, will be described in detail according to figure embodiment, it is aobvious and easy
Insight, drawings in the following description are some embodiments of the invention, for those of ordinary skill in the art, is not paying
Under the premise of creative work, it is also possible to obtain other drawings based on these drawings.
It is as shown in Figure 1 the strength conveying system conveying schematic illustration using technical solution of the present invention construction, wherein wrapping
It includes the hopper 2 on the different station of raw material store 4, three of two strength conveying equipment 1, one and is arranged in strength conveying equipment 1
Several feeding pipes 3 between hopper 2, several feeding pipes 3 at 1 discharge port 102 of strength conveying equipment are logical
It is connected after crossing the same Central Terminal Station with the hopper 2 on different station.Specifically, the feed inlet of the strength conveying equipment 1
101 are connected by feed pipe with raw material store 4；The feeding pipe 3 of the Central Terminal Station upstream and the strength conveying equipment 1
Discharge port 102 be connected, the feeding pipe 3 in the Central Terminal Station downstream is connected with the hopper 2 on each station.Two strengths
The arrangement principle of conveying equipment 1 is to keep the feeding pipe 3 most short, even if also conveying path is most short, to realize the height of conveying
Effect and energy conservation.
It is illustrated in figure 2 a strength conveying device structure schematic diagram, particularly, the strength conveying equipment 1 includes gas
Power conveying apparatus body, the strength conveying apparatus body can be the various structures such as can-like, tubular, cone cell, and need institute
The ontology discharge end for stating strength conveying equipment is set as taper, to facilitate aggregation raw material.In the strength conveying apparatus body
Upper end be equipped with feed inlet 101, be additionally provided with cone valve 103 on the feed inlet 101, the cone valve 103 be used to control into
The opening and closing of material mouth 101 namely the cone valve 103 are used to control whether to augment former material into the strength conveying apparatus body
Material；Discharge port 102 is equipped in the tapered portion of the strength conveying apparatus body lower part, the upstream end of the feeding pipe 3 connects
It is connected on the discharge port 102；While the normal operation in order to realize strength conveying equipment 1, in the strength conveying equipment sheet
The top of body is additionally provided with air inlet and exhaust valve 104, and the output end of the air inlet and exhaust valve 104 is connected with strength conveying apparatus body, described
The input terminal of the air-suction state of air inlet and exhaust valve 104 is connected with Powered Air pipeline 105, the exhaust condition of the air inlet and exhaust valve 104
Input terminal be connected with cleaning shaft, with facilitate remove strength conveying apparatus body in as supplement raw material and caused by float
It is heavy, to promote the cleanliness of raw material.
As an improvement of this embodiment, in order to realize the automation of the strength conveying system, in the pneumatic transporting
Be additionally provided with the charge level detector 1 of maximum material position and the charge level detector 2 108 of minimum material position on material apparatus body, it is described most
The charge level detector 1 of big material position is arranged at 3/4ths volumes of the strength conveying apparatus body, the most small powder
The bottom of the strength conveying apparatus body is arranged in the charge level detector 2 108 of position, namely without material state is minimum material position.
As an improvement of this embodiment, in order to realize the automation of the strength conveying system, at each station
The charge level detector 3 201 of maximum material position and the charge level detector 4 202 of minimum material position, the maximum are also equipped on hopper 2
The charge level detector 3 201 of material position is arranged at 3/4ths volumes of the hopper 2, the charge level detector of the minimum material position
4 202 are arranged in the bottom of the hopper 2, namely without material state are minimum material position.
As an improvement of this embodiment, in order to realize the automation of the strength conveying system, it is additionally provided with control panel
Block, the control plate are used to receive the detection signal from scene, and corresponding according to the sending of the actually detected signal at scene
Instruction.As each detection part on the strength conveying equipment 1, hopper 2 and feeding pipe 3 is electrically connected to the control panel
On block, to realize the transmission of signal.Meanwhile each execution unit, such as cone valve 103, air inlet and exhaust valve 104, it is equipped with electricity
Magnet valve drives corresponding execution unit to act, to realize after receiving the instruction from the control plate by the solenoid valve
Charging process and conveying process etc..
Another kind as the present embodiment improves, and pressure charging valve, the increasing can be arranged at the Central Terminal Station of feeding pipe 3
One end of pressure valve is connected by pipeline with Central Terminal Station, and the other end of the pressure charging valve is connected on Powered Air pipeline, is added
The pressure charging valve is to further clear up feeding pipe 3, and to prevent raw material, constantly deposition causes conveying in feeding pipe 3
Line clogging.
The operational process of the strength conveying system specifically:
S101, starting/verification strength conveying system, the scene that detection part of each terminal will test during this are real
Border situation feeds back to control plate, control plate by the actually detected information received with the standard information of setting compared with, if
Relevant information, which is in, closes rule state, then system enters standby mode；
S102 detects raw material store, if the former material doses in raw material store is insufficient, former material is augmented into raw material store
Material, is not otherwise augmented；
S103 determines charging process, if detecting in place in strength conveying apparatus body without material namely charge level detector two
When information, control plate issues charging instruction, and corresponding solenoid-driven taper valve events realize charging process；If pneumatic transporting
There is material in material apparatus body, does not then feed；
S104 determines conveying process, if detect information in place without material namely charge level detector four in hopper, control
Plate issue conveying instruction, start conveying process, and according to determining flow direction into the hopper of no material conveying；If having in hopper
Material, then not conveying.
In order to promote the self diagnostic capability of the strength conveying system, have additional in the strength conveying system to key
Control unit and execution unit carry out self diagnosis, such as controlling the crucial control of crucial execution unit cone valve and air inlet and exhaust valve
Section solenoid valve processed, the solenoid valve are set as the solenoid valve of the 3 position-5 way of power loss holding, the electricity kept by setting power loss
Magnet valve, so that the coil for controlling the solenoid valve of cone valve and air inlet and exhaust valve is unlikely to long during charging and during conveying
Time is in obtain electricity condition, to avoid or considerably reduce the risk of electromagnetic valve coil damage, the strength conveying of raising
The service life of system reduces the cost of strength conveying system maintenance in other words and can reduce maintenance to a certain extent
Frequency.Specific implementation is state-detection to be arranged on the cylinder of the cone valve and air inlet and exhaust valve, for detecting the wind
Cylinder is on or off, and is opened in place control plate backward when cylinder and is fed back a cylinder and open and believes in place
Number, then it controls plate and issues solenoid valve cut-offing instruction, to make the coil losing electricity of solenoid valve；Meanwhile on the electromagnetic valve coil
Also be in series with the time relay, after electromagnetic valve coil powers on 1min, do not receive cut-offing instruction yet, then illustrate cone valve or into
The cylinder failure of exhaust valve, the time relay actively cut off electromagnetic valve coil power supply, and issue cylinder fault message.
In order to promote the operational efficiency of the strength conveying system, circulation pattern is set by the conveying program, it is described
The signal in place for being again started up the charge level detector four that signal is each station elevating hopper of conveying program, namely when on certain station
When hopper is without material, that is, start a certain strength conveying equipment as station charging.More specifically, when strength conveying equipment sheet
When charge level detector two in body detects that signal in place is not detected in the charge level detector three on signal in place and subsequent work stations,
The cone valve on feed inlet is opened, raw material are supplemented into the strength conveying apparatus body, to realize conveying process
Continuity, so as to avoid process it is discontinuous caused by productive temp increase, improve production efficiency.
As a kind of supplement of the present embodiment, it is additionally provided with cleaning shaft on the strength conveying apparatus body and hopper,
The cleaning shaft is connected on the strength conveying apparatus body by the exhaust end of air inlet and exhaust valve, and the cleaning shaft is direct
It is connected to the top of hopper, the cleaning shaft is in a manner of aspirating by the particle mesh number in strength conveying apparatus body and hopper
Powder less than setting demand aspirates away, to improve into the more accurate of the starting material particle size using link.
Above embodiments are only two typical cases of the invention, technical solution of the present invention are not limited, according to this hair
The reasonable deduction and extension that bright technical solution is obtained without creative labour payment, belong to technical solution of the present invention
Scope.
Claims (10)
1. a kind of strength conveying system, which is characterized in that the strength conveying system includes at least strength conveying equipment, an original
Hopper at material depot, feeding pipe and different station, raw material are by the feeding pipe in strength conveying equipment, raw material
It is flowed between library and hopper；Central Terminal Station, the feeding pipe of the relatively described Central Terminal Station are additionally provided on the feeding pipe
Upstream end be connected with strength conveying equipment, the downstream of the feeding pipe of the relatively described Central Terminal Station is connected with hopper.
2. strength conveying system as described in claim 1, which is characterized in that also set on the feeding pipe of the strength conveying system
There is pressure charging valve, for clearing up the residual starting material in feeding pipe.
3. strength conveying system as described in claim 1, which is characterized in that the strength conveying equipment includes strength conveying equipment
Ontology is equipped with feed inlet at the top of the strength conveying apparatus body, and the feed inlet is controlled by cone valve and is opened and closed, the gas
Air inlet and exhaust valve is additionally provided in power conveying equipment, one end of the air inlet and exhaust valve is connected with the strength conveying apparatus body, described
The air-suction state end of air inlet and exhaust valve is connected with Powered Air pipeline, and the air inlet and exhaust valve goes out gaseity end and cleaning shaft phase
Even；The lower part of the strength conveying apparatus body is equipped with discharge port, and the discharge port is connected with one end of feeding pipe；It is described defeated
The other end of pipe material is connected on the hopper of different station.
4. strength conveying system as described in claim 1, which is characterized in that the strength conveying system is additionally provided with control plate,
The control plate is electrically connected with each electric component in strength conveying system, to realize the transmission of signal.
5. strength conveying system as described in claim 1, which is characterized in that be respectively equipped on the strength conveying equipment and hopper
The charge level detector of maximum material position and minimum material position.
6. a kind of operational process of strength conveying system includes,
S001 starts conveying program, namely to strength conveying system check；
S002 starts charging process, and the charging process is to feed from material library into the ontology of strength conveying equipment, works as material
When position detector one detects signal in place, stops charging process, be simultaneously emitted by conveying signal；
S003, starts conveying process, and the conveying process is strength conveying equipment by raw material from pneumatic transport equipment ontology
It is transported to by feeding pipe in the hopper of corresponding station, when the charge level detector three in hopper detects signal in place, is stopped
Only conveying process, the valve on the discharge port on the strength conveying apparatus body is closed at this time, completes a conveying movement.
7. the operational process of strength conveying system as claimed in claim 6, which is characterized in that the volume of the strength conveying equipment
Less than or equal to the volume of the hopper, is issued when charge level detector two detects signal in place and stop conveying instruction, while after
Continuation of insurance holds air inlet and exhaust valve and is in air-suction state certain time, and the raw material in feeding pipe are all sent into hopper.
8. the operational process of strength conveying system as claimed in claim 6, which is characterized in that the conveying program is set as recycling
Mode, the trigger signal that the conveying program is again started up are the signal in place of the charge level detector four of any station elevating hopper.
9. a kind of operational process of strength conveying system includes,
S101, starting/verification strength conveying system, the practical feelings in scene that detection part of each terminal will test during this
Condition feeds back to control plate, control plate by the actually detected information received with the standard information of setting compared with, if related
Information, which is in, closes rule state, then system enters standby mode；
S102 detects raw material store, if the former material doses in raw material store is insufficient, raw material are augmented into raw material store, no
It does not augment then；
S103 determines charging process, if detecting information in place without material namely charge level detector two in strength conveying apparatus body
When, control plate issues charging instruction, and corresponding solenoid-driven taper valve events realize charging process；If strength conveying is set
There is material in standby ontology, does not then feed；
S104 determines conveying process, if detect information in place without material namely charge level detector four in hopper, controls plate
Issue conveying instruction, start conveying process, and according to determining flow direction into the hopper of no material conveying；If there is material in hopper,
Not conveying.
10. the operational process of strength conveying system as claimed in claim 9, which is characterized in that when in strength conveying apparatus body
Charge level detector two when detecting that signal in place is not detected in the charge level detector three on signal in place and subsequent work stations hopper,
The cone valve on feed inlet is opened, raw material are supplemented into the strength conveying apparatus body, to realize conveying process
Continuity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811453813.0A CN109353826A (en) | 2018-12-01 | 2018-12-01 | Strength conveying system and its operational process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811453813.0A CN109353826A (en) | 2018-12-01 | 2018-12-01 | Strength conveying system and its operational process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109353826A true CN109353826A (en) | 2019-02-19 |
Family
ID=65330338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811453813.0A Pending CN109353826A (en) | 2018-12-01 | 2018-12-01 | Strength conveying system and its operational process |
Country Status (1)
| Country | Link |
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| CN (1) | CN109353826A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2166701A (en) * | 1984-10-12 | 1986-05-14 | Waeschle Maschf Gmbh | Apparatus for the pneumatic conveying of bulk materials |
| CN1067453A (en) * | 1991-06-03 | 1992-12-30 | 伊尔萨公司 | The method of transport of sponge iron |
| CN102424261A (en) * | 2011-08-15 | 2012-04-25 | 鞍钢集团矿业公司 | High-precision continuous feeding system |
| CN202518821U (en) * | 2012-03-21 | 2012-11-07 | 安吉县博达磁性器材有限公司 | Magnetic element raw material conveying device |
| CN104210850A (en) * | 2013-06-04 | 2014-12-17 | 宁夏嘉翔自控技术有限公司 | Low-density fragile particle material pneumatic conveying system |
| CN105215264A (en) * | 2015-10-13 | 2016-01-06 | 重庆迎瑞升压铸有限公司 | Casting model powder conveyer |
| CN207524615U (en) * | 2017-11-16 | 2018-06-22 | 江雄 | Feeding device |
| CN108502549A (en) * | 2017-02-24 | 2018-09-07 | 科倍隆有限公司 | Transmission equipment and method for transmitting plastic grain |
-
2018
- 2018-12-01 CN CN201811453813.0A patent/CN109353826A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2166701A (en) * | 1984-10-12 | 1986-05-14 | Waeschle Maschf Gmbh | Apparatus for the pneumatic conveying of bulk materials |
| CN1067453A (en) * | 1991-06-03 | 1992-12-30 | 伊尔萨公司 | The method of transport of sponge iron |
| CN102424261A (en) * | 2011-08-15 | 2012-04-25 | 鞍钢集团矿业公司 | High-precision continuous feeding system |
| CN202518821U (en) * | 2012-03-21 | 2012-11-07 | 安吉县博达磁性器材有限公司 | Magnetic element raw material conveying device |
| CN104210850A (en) * | 2013-06-04 | 2014-12-17 | 宁夏嘉翔自控技术有限公司 | Low-density fragile particle material pneumatic conveying system |
| CN105215264A (en) * | 2015-10-13 | 2016-01-06 | 重庆迎瑞升压铸有限公司 | Casting model powder conveyer |
| CN108502549A (en) * | 2017-02-24 | 2018-09-07 | 科倍隆有限公司 | Transmission equipment and method for transmitting plastic grain |
| CN207524615U (en) * | 2017-11-16 | 2018-06-22 | 江雄 | Feeding device |
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