CN105645128A - Quantitative feeding machine for granular materials - Google Patents
Quantitative feeding machine for granular materials Download PDFInfo
- Publication number
- CN105645128A CN105645128A CN201610145258.XA CN201610145258A CN105645128A CN 105645128 A CN105645128 A CN 105645128A CN 201610145258 A CN201610145258 A CN 201610145258A CN 105645128 A CN105645128 A CN 105645128A
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- CN
- China
- Prior art keywords
- storing box
- wheel hub
- material storing
- felt
- feed
- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
- B65G65/34—Emptying devices
- B65G65/40—Devices for emptying otherwise than from the top
- B65G65/48—Devices for emptying otherwise than from the top using other rotating means, e.g. rotating pressure sluices in pneumatic systems
- B65G65/4881—Devices for emptying otherwise than from the top using other rotating means, e.g. rotating pressure sluices in pneumatic systems rotating about a substantially horizontal axis
-
- 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
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/04—Bulk
- B65G2201/042—Granular material
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
Abstract
A quantitative feeding machine for granular materials comprises a frame, a main shaft, a feeding hub, a storage box, a discharging chute and a transmission mechanism. The main shaft is mounted at the top end of the frame by virtue of a bearing. The feeding hub sleeves the main shaft fixedly. A plurality of feeding grooves are formed in the feeding hub. The transmission mechanism is connected between the main shaft and the frame. The storage box is fixedly mounted on the frame, and is a square box body. Hub penetration holes are symmetrically formed in the left box wall and the right box wall of the storage box. The storage box adopts a topless and bottomless structure. An opening in the top of the storage box is a feeding opening. An opening in the bottom of the storage box is a discharging opening. The discharging opening of the storage box is connected with the discharging chute. The feeding hub is positioned in the storage box through the hub penetration hole. End part sealing structural members are arranged between the outer surface of the feeding hub and the hub penetration holes. Side sealing structural members are arranged between the outer surface of the feeding hub and the front box wall of the storage box and between the outer surface of the feeding hub and the rear box wall of the storage box. The quantitative feeding machine has an accurate quantitative feeding capacity.
Description
Technical field
The invention belongs to dosing machinery technical field, particularly relate to a kind of granular material constant feeder.
Background technology
Manufacture for foam concrete, it mainly manufactures material and includes granular polystyrene, cement, flyash, silicon ash etc., to mainly manufacture after material mixes with water, then carry out continuous stirring and just can be made into foam concrete raw material, and make solid block construction material according to actually required.
In foam concrete manufacture process, the mixed proportion of various manufacture materials needs accurate as much as possible, the serviceability of guarantee foam concrete construction material. But, utilize existing equipment to be but difficult to accurately control the feeding coal of granular polystyrene, and then cause that each material mixing ratio in foam concrete manufacture process is difficult to arrive designing requirement.
The equipment being presently used for granular polystyrene continuous-feeding is screw(-type) feeder, owing to granular polystyrene has the characteristic of the little light weight of density, all carries out dispensing with volume for measurement unit under most cases. Undertaken in granular polystyrene continuous-feeding process by screw(-type) feeder, it is subject to the impact of the little light weight factor of granular polystyrene density, granular polystyrene in screw(-type) feeder feed bin is difficult to lean in the spiral conveying groove that self gravitation falls into lower section uniformly, cause that the granular polystyrene distribution in spiral conveying groove is very uneven, it is desirable to realize continuous discharge also just not possible. Owing to granular polystyrene cannot realize continuous discharge by screw(-type) feeder, the workmanship of foam concrete construction material also just cannot be ensured.
Therefore, cannot realizing the present situation of accurate quantification feed for granular polystyrene because of the little light weight of density, need the constant feeder designing a kind of brand new badly, it must possess the ability that granular polystyrene carries out accurate quantification feed.
Summary of the invention
For prior art Problems existing, the present invention provides a kind of granular material constant feeder, it is possible to carry out accurate quantification feed for granular materials such as granular polystyrenes.
To achieve these goals, the present invention adopts the following technical scheme that a kind of granular material constant feeder, including frame, main shaft, feed wheel hub, material storing box, discharging chute and drive mechanism;Described main shaft is arranged on frame top by bearing, and described feed wheel hub is fixedly set on main shaft, offers some feed grooves on feed wheel hub, and described drive mechanism is connected between main shaft and frame; Described material storing box is fixedly mounted in frame, material storing box is square box, material storing box left and right side tank wall is symmetrically arranged with wheel hub and penetrates hole, material storing box adopts without top without bottom structure, material storing box open top is feeding mouth, material storing box bottom opening is discharging opening, and material storing box discharging opening is connected with discharging chute; Described feed wheel hub penetrates hole by wheel hub and is positioned at inside material storing box, and feed hub outside surface and wheel hub penetrate and be provided with end seal structure part between hole, is provided with side seal structural member between feed hub outside surface and the forward and backward side box wall of material storing box.
Described end seal structure part includes annular felt piece and locating flange dish, annular felt piece penetrates the gap place between hole at feed wheel hub and wheel hub, annular felt piece is pressed in outside material storing box end by locating flange dish, is connected by bolt between locating flange dish and material storing box.
Described side seal structural member includes bar shaped felt block and the fixing seat of felt, the forward and backward side box wall of described material storing box offers sealing member square hole is installed, felt fixed seating is installed in square hole in sealing member, and sealing member installs the horizontal center line of square hole and the centerline of main shaft on a horizontal plane; The fixing seat of described felt adopts oblong walls box structure, the fixing seat surface of felt is vertical to the wall outside material storing box, the fixing seat surface of felt is opening to the wall of feed wheel hub side, and the opening of the fixing seat of felt forms rectangular recess, bar shaped felt block is positioned at rectangular recess, being fitted with a location bar in rectangular recess, bar shaped felt block position in rectangular recess is defined by positioning bar.
Fixing at described felt and be provided with roll adjustment wedge between seat and material storing box, the contact pressure between bar shaped felt block and feed wheel hub is adjusted by roll adjustment wedge, and felt is fixed and is fixedly connected with by spacing fastening bolt between seat and material storing box.
Described drive mechanism includes drive motor, driving pulley, driven pulley and belt, described drive motor is fixedly mounted in frame, driving pulley is fixedly set on the motor shaft of drive motor, and driven pulley is fixedly set on main shaft, is connected by belt between driving pulley with driven pulley.
Described feed wheel hub adopts wood materials manufacture.
Described drive motor adopts p-m step motor or composite stepper motor.
Beneficial effects of the present invention:
The present invention is compared with existing screw feeder mode, devise brand-new feed wheel hub for dosing, the light granules shape materials such as granular polystyrene can lean on self gravitation to be just full of feed groove easily, if and control the rotating speed of feed wheel hub well, just can be prevented effectively from quantitatively uneven situation and occur. According to different dosing needs, it is also possible to adjust the quantity of feed groove, shape, volume and distribution, in conjunction with the rotating speed of feed wheel hub, it is possible to easily quantitative values is made adjustment, and then make the present invention possess the ability of accurate quantification feed in good time.
Accompanying drawing explanation
Fig. 1 is a kind of granular material constant feeder structural representation of the present invention;
Fig. 2 is material storing box (being provided with end, the side seal structural member) structural representation of the present invention;
Fig. 3 is the top view of Fig. 2;
Fig. 4 is the side view of Fig. 2;
Fig. 5 is the feed wheel hub structure schematic diagram of the present invention;
Fig. 6 is the feed wheel hub expanded view in embodiment;
In figure, 1 frame, 2 main shafts, 3 feed wheel hubs, 4 material storing box, 5 discharging chutes, 6 feed grooves, 7 wheel hubs penetrate hole, 8 annular felt piece, 9 locating flange dishes, 10 bar shaped felt blocks, seat fixed by 11 felts, 12 sealing members install square hole, 13 rectangular recess, 14 location bars, 15 roll adjustment wedges, 16 spacing fastening bolts, 17 drive motors, 18 driving pulleys, 19 driven pulleys, 20 belts, 21 granule materials.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
As shown in Fig. 1��5, a kind of granular material constant feeder, including frame 1, main shaft 2, feed wheel hub 3, material storing box 4, discharging chute 5 and drive mechanism; Described main shaft 2 is arranged on frame 1 top by bearing, and described feed wheel hub 3 is fixedly set on main shaft 2, offers some feed grooves 6 on feed wheel hub 3, and described drive mechanism is connected between main shaft 2 and frame 1; Described material storing box 4 is fixedly mounted in frame 1, material storing box 4 is square box, material storing box 4 left and right side tank wall is symmetrically arranged with wheel hub and penetrates hole 7, material storing box 4 adopts without top without bottom structure, material storing box 4 open top is feeding mouth, material storing box 4 bottom opening is discharging opening, and material storing box 4 discharging opening is connected with discharging chute 5; Described feed wheel hub 3 penetrates hole 7 by wheel hub and is positioned at material storing box 4 inside, and feed wheel hub 3 outer surface and wheel hub penetrate and be provided with end seal structure part between hole 7, are provided with side seal structural member between feed wheel hub 3 outer surface and the forward and backward side box wall of material storing box 4.
Described end seal structure part includes annular felt piece 8 and locating flange dish 9, annular felt piece 8 penetrates the gap place between hole 7 at feed wheel hub 3 and wheel hub, annular felt piece 8 is pressed on material storing box 4 by locating flange dish 9, is connected by bolt between locating flange dish 9 with material storing box 4. In the present embodiment, annular felt piece 8 only selects 240 �� of annular felt piece can meet seal request, when changing annular felt piece 8, only need to pull down locating flange dish 9, convenient and time-saving.
Described side seal structural member includes bar shaped felt block 10 and the fixing seat 11 of felt, the described forward and backward side box wall of material storing box 4 offers sealing member square hole 12 is installed, the fixing seat 11 of felt is positioned at sealing member and installs square hole 12, and sealing member installs the horizontal center line of square hole 12 and the centerline of main shaft 2 on a horizontal plane; The fixing seat 11 of described felt adopts oblong walls box structure, the fixing seat 11 of felt is vertical towards the wall outside material storing box 4, the fixing seat 11 of felt is opening towards the wall of feed wheel hub 3 side, and the opening of the fixing seat 11 of felt forms rectangular recess 13, bar shaped felt block 10 is positioned at rectangular recess 13, being fitted with a location bar 14 in rectangular recess 13, the bar shaped felt block 10 position in rectangular recess 13 is defined by positioning bar 14. Wherein, bar shaped felt block 10 specifically can be had no progeny equal to the felt seal ring cutting of feed wheel hub 3 external diameter by interior circular diameter and is spliced.
Fix at described felt and roll adjustment wedge 15 is installed between seat 11 and material storing box 4, contact pressure between bar shaped felt block 10 and feed wheel hub 3 is adjusted by roll adjustment wedge 15, and the fixing spacing fastening bolt 16 that passes through between seat 11 and material storing box 4 of felt is fixedly connected with.
Rotation along with feed wheel hub 3, bar shaped felt block 10 is it is possible that wear and tear, cause that sealing effectiveness is deteriorated, now, spacing fastening bolt 16 need to only be unclamped, with pressure roll adjustment wedge 15 at present, make again to contact between bar shaped felt block 10 and feed wheel hub 3, finally tighten spacing fastening bolt 16, through readjusting the position of bar shaped felt block 10, make sealing effectiveness again reach requirement.
Described drive mechanism includes drive motor 17, driving pulley 18, driven pulley 19 and belt 20, described drive motor 17 is fixedly mounted in frame 1, driving pulley 18 is fixedly set on the motor shaft of drive motor 17, driven pulley 19 is fixedly set on main shaft 2, is connected by belt 20 between driving pulley 18 with driven pulley 19.
Described feed wheel hub 3 adopts wood materials manufacture, specifically can be selected for the on-deformable timber when dry processing such as Zelkova schneideriana Hand.-Mazz., Lignum cinnamomi camphorae or rosewood.
Described drive motor 17 adopts p-m step motor or composite stepper motor.
In the present embodiment, as shown in Figure 6, bar-shaped trough structure is adopted for feed groove 6, and feed groove 6 length direction and feed wheel hub 3 are axially for arrange in the same direction, in feed wheel hub 3 circumference, adopt between feed groove 6 and be staggered into distribution, and the flute length respectively L of the feed groove 6 of paired distribution interlaced with each other1And L2, flute length is L1Feed groove 6 quantity be two, flute length is L2Feed groove 6 quantity be three; The shape of cross section of feed groove 6 is isosceles trapezoid, and feed groove 6 top groove width is B, and bottom groove width is B1If the maximum effective radius of granular material is d0, feed wheel hub 3 internal diameter is d, and feed wheel hub 3 external diameter is D, then:
B > 15d0
B1> 10d0
If the groove depth of feed groove 6 is h, then:
H < 1/3 (D-d)
In order to ensure reliability during granular material free-falling, the side of feed groove 6 and upper base angle are not less than 15 ��, if the cross-sectional area of feed groove 6 is S, then:
S=1/2 (B1+B)h
If the volume of feed groove 6 is V0, then:
V0=S (2L1+3L2)
If the rated speed of drive motor 17 is n, the per minute maximum supply volume flow of granular material is V, and the quantity that the feed groove 6 on feed wheel hub 3 is distributed in pairs is k, then:
K=V/V0
The quality of wood materials is selected, in feed wheel hub 3 circumference, it is determined that the spacing of feed groove 6 is B according to feed wheel hub 30, then feed wheel hub 3 outer diameter D is:
D=2k (B+B0)/��
At feed wheel hub 3 axially, if the total length of feed wheel hub 3 is L, the spacing of feed groove 6 is La, the distance of feed groove 6 and the lateral end face of feed wheel hub 3 is L0, then:
L=La+2(L0+L1)
Meanwhile, also have and meet L > 3D, and center of circle angle corresponding to feed groove 6 top groove width B is less than 10 ��.
Need explanation, the associated groove shape parameter of above-mentioned feed groove 6, it is only the enforcement example of a common grooved, according to different dosing needs, by adjusting the quantity of feed groove 6, shape, volume and distribution, in conjunction with the rotating speed of feed wheel hub, other grooveds determined broadly fall into equivalence to be implemented or changes category.
The first use process of the present invention is described below in conjunction with accompanying drawing:
In the present embodiment, granule materials 21 is granular polystyrene, and carries out dosing for granular polystyrene.
First being poured into by granular polystyrene in material storing box 4, feed wheel hub 3 can be covered by substantial amounts of granular polystyrene, and granular polystyrene also can be full of each feed groove 6 upward simultaneously.Start drive motor 17, main shaft 2 is imparted power to by belt and belt wheel, main shaft 2 starts to rotate, and then drive feed wheel hub 3 to rotate, along with the rotation of feed wheel hub 3, feed groove 6 upward turns downward gradually, after feed groove 6 crosses the bar shaped felt block 10 of side seal structural member, granular polystyrene in feed groove 6 just starts to fall, until entirely falling on the discharging chute 5 of lower section, is slipping into blender by discharging chute 5.
Compared to screw feeder mode, the present invention devises brand-new feed wheel hub 3 for dosing, it is ensured that granular polystyrene is completely filled with feed groove 6, as long as controlling the rotating speed of feed wheel hub 3 well, just can be prevented effectively from quantitatively uneven situation and occurring. According to different dosing needs, it is possible to adjust the quantity of feed groove 6, shape, volume and distribution, in conjunction with the rotating speed of feed wheel hub 3, it is possible to easily quantitative values is made adjustment, and then make the present invention possess the ability of accurate quantification feed in good time.
Scheme in embodiment is also not used to the scope of patent protection of the restriction present invention, and all equivalences done without departing from the present invention are implemented or change, and are both contained in the scope of the claims of this case.
Claims (7)
1. a granular material constant feeder, it is characterised in that: include frame, main shaft, feed wheel hub, material storing box, discharging chute and drive mechanism; Described main shaft is arranged on frame top by bearing, and described feed wheel hub is fixedly set on main shaft, offers some feed grooves on feed wheel hub, and described drive mechanism is connected between main shaft and frame; Described material storing box is fixedly mounted in frame, material storing box is square box, material storing box left and right side tank wall is symmetrically arranged with wheel hub and penetrates hole, material storing box adopts without top without bottom structure, material storing box open top is feeding mouth, material storing box bottom opening is discharging opening, and material storing box discharging opening is connected with discharging chute; Described feed wheel hub penetrates hole by wheel hub and is positioned at inside material storing box, and feed hub outside surface and wheel hub penetrate and be provided with end seal structure part between hole, is provided with side seal structural member between feed hub outside surface and the forward and backward side box wall of material storing box.
2. a kind of granular material constant feeder according to claim 1, it is characterized in that: described end seal structure part includes annular felt piece and locating flange dish, annular felt piece penetrates the gap place between hole at feed wheel hub and wheel hub, annular felt piece is pressed in outside material storing box end by locating flange dish, is connected by bolt between locating flange dish and material storing box.
3. a kind of granular material constant feeder according to claim 1, it is characterized in that: described side seal structural member includes bar shaped felt block and the fixing seat of felt, the forward and backward side box wall of described material storing box offers sealing member square hole is installed, felt fixed seating is installed in square hole in sealing member, and sealing member installs the horizontal center line of square hole and the centerline of main shaft on a horizontal plane; The fixing seat of described felt adopts oblong walls box structure, the fixing seat surface of felt is vertical to the wall outside material storing box, the fixing seat surface of felt is opening to the wall of feed wheel hub side, and the opening of the fixing seat of felt forms rectangular recess, bar shaped felt block is positioned at rectangular recess, being fitted with a location bar in rectangular recess, bar shaped felt block position in rectangular recess is defined by positioning bar.
4. a kind of granular material constant feeder according to claim 3, it is characterized in that: fix that at described felt roll adjustment wedge being installed between seat and material storing box, contact pressure between bar shaped felt block and feed wheel hub is adjusted by roll adjustment wedge, and felt is fixed and is fixedly connected with by spacing fastening bolt between seat and material storing box.
5. a kind of granular material constant feeder according to claim 1, it is characterized in that: described drive mechanism includes drive motor, driving pulley, driven pulley and belt, described drive motor is fixedly mounted in frame, driving pulley is fixedly set on the motor shaft of drive motor, driven pulley is fixedly set on main shaft, is connected by belt between driving pulley with driven pulley.
6. a kind of granular material constant feeder according to claim 1, it is characterised in that: described feed wheel hub adopts wood materials manufacture.
7. a kind of granular material constant feeder according to claim 1, it is characterised in that: described drive motor adopts p-m step motor or composite stepper motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610145258.XA CN105645128B (en) | 2016-03-15 | 2016-03-15 | A kind of granular material constant feeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610145258.XA CN105645128B (en) | 2016-03-15 | 2016-03-15 | A kind of granular material constant feeder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105645128A true CN105645128A (en) | 2016-06-08 |
| CN105645128B CN105645128B (en) | 2017-12-01 |
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ID=56492741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610145258.XA Expired - Fee Related CN105645128B (en) | 2016-03-15 | 2016-03-15 | A kind of granular material constant feeder |
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| Country | Link |
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| CN (1) | CN105645128B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107094718A (en) * | 2017-06-07 | 2017-08-29 | 四川依格尔纺织品有限公司 | Automate silkworm artificial feed's extrusion batcher |
| CN108422543A (en) * | 2017-12-26 | 2018-08-21 | 王阳光 | The rotary-type automation fabricated device of roller |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201788009U (en) * | 2010-09-17 | 2011-04-06 | 天津海泰环保科技发展有限公司 | Powder material feeding distributor with precise metering |
| CN102642724A (en) * | 2012-04-24 | 2012-08-22 | 河北工业大学 | Powder feeding device |
| CN203021048U (en) * | 2012-12-21 | 2013-06-26 | 辽宁集佳节能墙体装备有限公司 | Bulk material quantitative feeding machine |
| CN203612676U (en) * | 2013-12-08 | 2014-05-28 | 黄冈市威斯机械配件有限公司 | Novel rotary type discharge device |
| CN204252558U (en) * | 2014-11-27 | 2015-04-08 | 中城建恒远（贵州安顺）新型建材有限公司 | The distributing roller structure that a kind of material-dividing groove is adjustable |
-
2016
- 2016-03-15 CN CN201610145258.XA patent/CN105645128B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201788009U (en) * | 2010-09-17 | 2011-04-06 | 天津海泰环保科技发展有限公司 | Powder material feeding distributor with precise metering |
| CN102642724A (en) * | 2012-04-24 | 2012-08-22 | 河北工业大学 | Powder feeding device |
| CN203021048U (en) * | 2012-12-21 | 2013-06-26 | 辽宁集佳节能墙体装备有限公司 | Bulk material quantitative feeding machine |
| CN203612676U (en) * | 2013-12-08 | 2014-05-28 | 黄冈市威斯机械配件有限公司 | Novel rotary type discharge device |
| CN204252558U (en) * | 2014-11-27 | 2015-04-08 | 中城建恒远（贵州安顺）新型建材有限公司 | The distributing roller structure that a kind of material-dividing groove is adjustable |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107094718A (en) * | 2017-06-07 | 2017-08-29 | 四川依格尔纺织品有限公司 | Automate silkworm artificial feed's extrusion batcher |
| CN107094718B (en) * | 2017-06-07 | 2023-03-17 | 四川依格尔纺织品有限公司 | Automatic change artificial feed of domestic silkworm and extrude batcher |
| CN108422543A (en) * | 2017-12-26 | 2018-08-21 | 王阳光 | The rotary-type automation fabricated device of roller |
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| Publication number | Publication date |
|---|---|
| CN105645128B (en) | 2017-12-01 |
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