CN202527364U - Rotary classifying screen with uniform feeding device - Google Patents
Rotary classifying screen with uniform feeding device Download PDFInfo
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- CN202527364U CN202527364U CN2011205718994U CN201120571899U CN202527364U CN 202527364 U CN202527364 U CN 202527364U CN 2011205718994 U CN2011205718994 U CN 2011205718994U CN 201120571899 U CN201120571899 U CN 201120571899U CN 202527364 U CN202527364 U CN 202527364U
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- smoother roller
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Abstract
The utility model discloses a rotary classifying screen with a uniform feeding device. A transmission device is fixed on a machine base; a feeding end of a screen vessel, in which a screen frame is arranged, is slightly higher than a discharging end; the feeding end is connected with the transmission device; the discharging end is supported on the machine base through a tail supporting device; a bracket which is provided with a refining roller shell is fixed on a frame; a bunker is connected with the refining roller shell through a bearing base; and a discharging port on the lower part of the refining roller shell is in flexible connection with a feeding port on a top cover fixed on the screen vessel. The technical problem that the rotary classifying screen materials are unevenly distributed on the screen frame is solved by the rotary classifying screen with the uniform feeding device. By using the rotary classifying screen disclosed by the utility model, the uniformity of feeding materials and the uniform distribution degree of the materials on the screen frame are effectively increased, the area use ratio of the screen frame is increased and the screening production efficiency is effectively increased.
Description
Technical field
The utility model relates to the sieving machine of a kind of grain, field of fodder, particularly a kind of revolution classifying screen with even feed arrangement.
Background technology
The revolution classifying screen is a kind of equipment that is used for the screening and the classification of feed factory granular material or pellet.Also be widely used in the raw material of multiple industries such as grain, food, chemical industry, sugaring, mining, papermaking and the screening and the classification of finished product in addition.
The revolution classifying screen generally comprises sieve ship, support, frame, transmission device, top cover, afterbody bracing or strutting arrangement and suspension apparatus etc.; Support is hung on frame through suspension apparatus, and top cover is connected on the sieve ship, high slightly being connected on the transmission device of feed end of sieve ship; Make and form an inclination angle between sieve ship and the horizontal plane; Move to afterbody in order to material, the discharge end of sieve ship is low slightly to be supported on the support through the afterbody bracing or strutting arrangement, and motor is housed on the support; Power passes to transmission device through V belt, and it is moving that transmission device drives the sieve shipping again.Transmission device is provided with eccentric, and therefore sieving ship its running orbit from the feed end to the discharge end becomes elliptic motion gradually by horizontal circular motion, becomes approximate straight line motion at last.
Material gets into from the charging aperture on the top cover on the screen frame compass screen surface that is contained in the sieve ship, under the effect of sieve ship feed end circular motion, is evenly distributed on the whole compass screen surface, and produces automatic classification.The less material of granularity sieves rapidly below the bed of material, and the big material of top granularity then moves to discharge end.Motion at the discharge end sieve nest becomes approximate linear reciprocating motion, and the screen effect is weakened gradually, thereby the particle greater than screen size is moved to the discharging opening direction rapidly, outside the discharge machine, accomplishes the whole screening of material.
The feed arrangement of existing revolution classifying screen is generally material and gets into from the charging aperture on the top cover; Drop on the compass screen surface then; This kind feeding manner does not form full duration charging and distribution on compass screen surface; Cause material skewness on whole screen face easily, screen effect, product screening efficiency and the output of influence revolution classifying screen.
The transmission device of existing revolution classifying screen generally adopts balancing weight to be arranged on the weight arm of main shaft; The position of weight arm can be in transmission case; Also can be on transmission case, though this kind of drive is simple, because balancing weight is arranged on the weight arm of main shaft; Though the eccentric moment size that can when the distance of the alignment of shafts comes balance sieve shipping to change, produce through the quantity or the adjusting weight arm of increase and decrease balancing weight; But operating mode is complicated during owing to actual production, and each factor that influences the roto-siofter balance is a lot, adds the inhomogeneous situation of aforementioned charging and exists; This kind kind of drive has a strong impact on the equipment performance of revolution classifying screen, often causes serious consequences such as revolution classifying screen sieve ship cracking, support fracture, hoist cable fracture.
Summary of the invention
For addressing the above problem; The utility model discloses a kind of revolution classifying screen, distribute, avoided material that local accumulation takes place on screen frame through the material that gets into the revolution classifying screen is carried out homogenising with even feed arrangement; Thereby can influence the surface by utilizing rate of screen frame; And improved the uniformity of material charging and the degree that is evenly distributed on screen frame effectively, improve the area utilization of screen frame, thereby improved the efficient that screening is produced effectively.
The revolution classifying screen of the even feed arrangement of the disclosed band of the utility model; Comprise frame, through suspension apparatus be hung on support, transmission device, sieve ship, support on the frame, be flexible coupling, smoother roller shell, smoother roller, the reducing motor and the bearing block that are positioned at smoother roller shell top and the feed bin that is communicated with the smoother roller shell, charging aperture, top cover, screen frame, afterbody bracing or strutting arrangement, are connected with the smoother roller power intake; Transmission device is fixed on the support; Set inside has a little higher than discharge end of feed end of the sieve ship of screen frame; And feed end is connected on the transmission device; Discharge end is supported on the support through the afterbody bracing or strutting arrangement; The support that is provided with the smoother roller shell is fixed on the frame, and smoother roller is connected on the smoother roller shell through bearing block, the bottom discharging opening of smoother roller shell through be flexible coupling be fixed on the top cover of sieve on the ship on charging aperture be connected.The revolution classifying screen of the even feed arrangement of the disclosed band of the utility model; Adopt the material uniform distribution device; Improved the uniformity that material distributes effectively on screen frame, avoided that material is local on the screen cloth of screen frame too much to be piled up, that has improved screen frame effectively utilizes area; And then improved the efficient of screening, thereby improved the output of product screening.
A kind of improvement of the revolution classifying screen of the even feed arrangement of the disclosed band of the utility model; Transmission device comprises belt, main motor, electric machine support, eccentric shaft, bearing, terminal pad, eccentric belt wheel, balancing weight, main shaft, steel plate and fastening cover; The main shaft that is fixed on the steel plate connects eccentric belt wheel through bearing; Main motor is fixed on the support and through belt through electric machine support and is connected with eccentric belt wheel; Be provided with balancing weight in the eccentric belt wheel, terminal pad is fixed on the eccentric shaft top and is connected in the fastening cover through bearing, and fastening cover is fixed on eccentric belt wheel top.This improvement is through being arranged on eccentrically mounted weight in the eccentric belt wheel, and it is set to regulate the counterweight size as required, and eccentric belt wheel is arranged on the main shaft; The firm structure of roto-siofter eccentric; Improve the quality stability of roto-siofter effectively, avoided in screening work, taking place the damage of sieve ship, support etc. effectively, reduced the production cost and the maintenance cost of equipment; Improve the stability and the security of producing, improved production efficiency.
Another of the revolution classifying screen of the even feed arrangement of the disclosed band of the utility model improved, and the distance between axles between eccentric shaft and the main shaft is greater than 0mm.This improvement is through be set to disalignment with eccentric shaft and main shaft at least; The sieve ship that the has improved roto-siofter effectively sieve ability of shaking; Improved the sieve performance and the screening efficiency of revolution classifying screen, improved the output that the product screening is produced, and reduced production cost effectively.
Another of the revolution classifying screen of the even feed arrangement of the disclosed band of the utility model improved, and the distance between axles between eccentric shaft and the main shaft is 20-80mm.This improvement is set to 20-80mm through the distance between axles between eccentric shaft and the main shaft; Make that the size of eccentricity is suitable; Make and turn round classifying screen eccentric moment size to fit at work, moderate to the quality and the power requirement of drive motors and product structure, avoid eccentric moment excessive to drive motors and too high requirement and the damage of body generation; Control the production cost and the maintenance cost of revolution classifying screen, guaranteed the production continuity and the security of product.
The revolution classifying screen of the even feed arrangement of the disclosed band of the utility model; Adopt material uniform distribution device and transmission device, the sieve that has improved uniformity that material distributes and screen frame effectively on the screen frame performance of shaking has been avoided material local too much accumulation on the screen cloth of screen frame; That has improved screen frame effectively utilizes area; And then improved the efficient of screening, thus improved the output of product screening, reduced production cost.During the actual production of revolution classifying screen, material drops on the compass screen surface after feed bin gets into the top cover charging aperture through smoother roller, and the effect of smoother roller makes the even and formation compass screen surface full duration distribution material of the charging of revolution classifying screen.Be connected on the transmission device that eccentric belt wheel is interior, make the balancing weight upper shift of gravity center in the employing balancing weight is direct, structure is simple more, reliable.Add material and evenly be tiled in the feed arrangement on the compass screen surface, make the sieve ship stressed more evenly, steady.Can sieve the eccentric moment that produces when shipping is changeed by active balance, thereby solve the technical barrier of revolution classifying screen sieve ship balance, improve the stability and the reliability of turning round the classifying screen operation, excellent popularization using value and market prospects are arranged.
Description of drawings
The front view of the revolution classifying screen of Fig. 1, the even feed arrangement of the disclosed band of the utility model;
The partial enlarged drawing of the revolution classifying screen zone A of Fig. 2, the even feed arrangement of the disclosed band of the utility model;
The left view of the revolution classifying screen of Fig. 3, the even feed arrangement of the disclosed band of the utility model;
The vertical view of the eliminating feeding part of the revolution classifying screen of Fig. 4, the even feed arrangement of the disclosed band of the utility model;
The cutaway view of the transmission device of the revolution classifying screen of Fig. 5, the even feed arrangement of the disclosed band of the utility model.
Accompanying drawing is indicated tabulation:
1, frame; 2, support; 3, suspension apparatus;
4, transmission device; 5, sieve ship; 6, support;
7, be flexible coupling; 8, smoother roller shell; 9, smoother roller;
10, feed bin; 11, charging aperture; 12, top cover;
13, screen frame; 14, afterbody bracing or strutting arrangement; 15, reducing motor;
16, bearing block; 17, belt; 18, main motor;
19, electric machine support; 20, eccentric shaft; 21A, 21B, 21C, bearing;
22, terminal pad; 23, eccentric belt wheel; 24, balancing weight;
25, main shaft; 26, steel plate; 27, fastening cover
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment, further illustrate the utility model, should understand the following specific embodiment only be used to the utility model is described and be not used in the restriction the utility model scope.
Extremely shown in Figure 5 like Fig. 1; The revolution classifying screen of the even feed arrangement of the disclosed band of the utility model comprise frame 1, through suspension apparatus 3 be hung on support 2 on the frame 1, transmission device 4, sieve ship 5, support 6, be flexible coupling 7, smoother roller shell 8, smoother roller 9, the reducing motor 15 and the bearing block 16 that are positioned at smoother roller shell 8 tops and the feed bin 10 that is communicated with smoother roller shell 8, charging aperture 11, top cover 12, screen frame 13, afterbody bracing or strutting arrangement 14, are connected with smoother roller 9 power intakes; Transmission device 4 is fixed on the support 2; Set inside has a little higher than discharge end of feed end of the sieve ship 5 of screen frame 13; And feed end is connected on the transmission device 4; Discharge end is supported on the support 2 through afterbody bracing or strutting arrangement 14; The support 6 that is provided with smoother roller shell 8 is fixed on the frame 1, and smoother roller 9 is connected on the smoother roller shell 8 through bearing block 16, the bottom discharging opening of smoother roller shell 8 through be flexible coupling 7 be fixed on the top cover 12 of sieve on the ship 5 on charging aperture 11 be connected.The revolution classifying screen of the even feed arrangement of the disclosed band of the utility model; Adopt the material uniform distribution device; Improved the uniformity that material distributes effectively on screen frame, avoided that material is local on the screen cloth of screen frame too much to be piled up, that has improved screen frame effectively utilizes area; And then improved the efficient of screening, thereby improved the output of product screening.
As a kind of preferred; Transmission device 4 comprises belt 17, main motor 18, electric machine support 19, eccentric shaft 20, bearing 21A, 21B, 21C, terminal pad 22, eccentric belt wheel 23, balancing weight 24, main shaft 25, steel plate 26 and fastening cover 27; The main shaft 25 that is fixed on the steel plate 26 connects eccentric belt wheel 23 through bearing 21B, 21C; Main motor 18 is fixed on the support 2 and through belt 17 through electric machine support 19 and is connected with eccentric belt wheel 23; Be provided with balancing weight 24 in the eccentric belt wheel 23, terminal pad 22 is fixed on eccentric shaft 20 tops and is connected in the fastening cover 27 through bearing 21A, and fastening cover 27 is fixed on eccentric belt wheel 23 tops.Through eccentrically mounted weight is arranged in the eccentric belt wheel, and it is set to regulate the counterweight size as required, and eccentric belt wheel is arranged on the main shaft; The firm structure of roto-siofter eccentric; Improve the quality stability of roto-siofter effectively, avoided in screening work, taking place the damage of sieve ship, support etc. effectively, reduced the production cost and the maintenance cost of equipment; Improve the stability and the security of producing, improved production efficiency.
As a kind of preferred, the distance between axles between eccentric shaft 20 and the main shaft 25 is greater than 0mm.Through eccentric shaft and main shaft are set to disalignment at least, the sieve ship that the has improved roto-siofter effectively sieve ability of shaking has improved the sieve performance and the screening efficiency of revolution classifying screen, has improved the output that the product screening is produced, and has reduced production cost effectively.
As a kind of preferred, the size of the distance between axles between eccentric shaft 20 and the main shaft 25 is 20-80mm.Distance between axles through between eccentric shaft and the main shaft is set to 20-80mm; Make that the size of eccentricity is suitable; Make and turn round classifying screen eccentric moment size to fit at work, moderate to the quality and the power requirement of drive motors and product structure, avoid eccentric moment excessive to drive motors and too high requirement and the damage of body generation; Control the production cost and the maintenance cost of revolution classifying screen, guaranteed the production continuity and the security of product.
Support 2 is hung on frame 1 through suspension apparatus 3; Transmission device 4 is fixed on the support 2; In be connected to high slightly being connected on the transmission device 4 of feed end of the sieve ship 5 of screen frame 13; The discharge end of sieve ship 5 is low slightly to be supported on the support 2 through afterbody bracing or strutting arrangement 14, makes to form an inclination angle between sieve ship 5 and the horizontal plane, moves to afterbody in order to material.Sieve ship 5 internal vibration on the inclined-plane under the driving of transmission device 4, the material process smoother roller 9 in the feed bin 10 is all joined the back and is got into sieve ships 5 through charging aperture 11, sieves, and sifts out through corresponding discharging opening respectively behind the screen cloth on the material process screen frame 13.Main motor 18 drives eccentric belt wheel 23 and then is driven eccentric shaft 20 and carried out screening work through terminal pad 22 driving sieve ships 13 by fastening cover 27.
Evenly feed arrangement comprises feed bin 10, smoother roller 9, reducing motor 15, bearing block 16, support 6 etc.The support 6 that is connected to smoother roller shell 8 is connected on the frame 1, and smoother roller 9 is connected on the smoother roller shell 8 through bearing block 16, the bottom discharging opening of smoother roller shell 8 through be flexible coupling 7 be fixed in the top cover 12 of sieve on the ship 5 on charging aperture 11 link to each other.
Transmission device comprises main shaft 25, eccentric shaft 20, bearing 21, terminal pad 22, eccentric belt wheel 23, balancing weight 24, steel plate 26 etc.The main shaft 25 that is fixed on the steel plate 26 is connected with eccentric belt wheel 23 through bearing 21; The main motor 18 that is fixed on the support 2 through electric machine support 19 can link to each other as power with eccentric belt wheel 23 through belt 17; Be connected to some balancing weights 24 in the eccentric belt wheel 23; The eccentric shaft 20 that joins with sieve ship 5 joins through bearing 21 and the terminal pad 22 that is connected in the eccentric belt wheel 23, and the quantity of balancing weight 24 is 1～25.
The revolution classifying screen of the even feed arrangement of the disclosed band of the utility model; Adopt material uniform distribution device and transmission device, the sieve that has improved uniformity that material distributes and screen frame effectively on the screen frame performance of shaking has been avoided material local too much accumulation on the screen cloth of screen frame; That has improved screen frame effectively utilizes area; And then improved the efficient of screening, thus improved the output of product screening, reduced production cost.
The disclosed technological means of the present invention program is not limited only to the disclosed technological means of above-mentioned technological means, also comprises the technical scheme of being made up of above technical characterictic combination in any.
Claims (4)
1. revolution classifying screen with even feed arrangement; It is characterized in that: the revolution classifying screen of the even feed arrangement of described band comprise frame (1), through suspension apparatus (3) be hung on support (2) on the frame (1), transmission device (4), sieve ship (5), support (6), be flexible coupling (7), smoother roller shell (8), smoother roller (9), be positioned at smoother roller shell (8) top and the feed bin (10) that is communicated with smoother roller shell (8), charging aperture (11), top cover (12), screen frame (13), afterbody bracing or strutting arrangement (14), the reducing motor (15) and the bearing block (16) that are connected with smoother roller (9) power intake; Transmission device (4) is fixed on the support (2); Set inside has a little higher than discharge end of feed end of the sieve ship (5) of screen frame (13); And feed end is connected on the transmission device (4); Discharge end is supported on the support (2) through afterbody bracing or strutting arrangement (14); The support (6) that is provided with smoother roller shell (8) is fixed on the frame (1); Smoother roller (9) is connected on the smoother roller shell (8) through bearing block (16), the bottom discharging opening of smoother roller shell (8) through be flexible coupling (7) be fixed on sieve ship (5) on top cover (12) on charging aperture (11) be connected.
2. the revolution classifying screen of the even feed arrangement of band according to claim 1; It is characterized in that: described transmission device (4) comprises belt (17), main motor (18), electric machine support (19), eccentric shaft (20), bearing (21A, 21B, 21C), terminal pad (22), eccentric belt wheel (23), balancing weight (24), main shaft (25), steel plate (26) and fastening cover (27); The main shaft (25) that is fixed on the steel plate (26) connects eccentric belt wheel (23) through bearing (21B, 21C); Main motor (18) is fixed on support (2) through electric machine support (19) and upward and through belt (17) is connected with eccentric belt wheel (23); Be provided with balancing weight (24) in the eccentric belt wheel (23); Terminal pad (22) is fixed on eccentric shaft (20) top and is connected in the fastening cover (27) through bearing (21A), and fastening cover (27) is fixed on eccentric belt wheel (23) top.
3. the revolution classifying screen of the even feed arrangement of band according to claim 2 is characterized in that: the distance between axles between described eccentric shaft (20) and the main shaft (25) is greater than 0mm.
4. the revolution classifying screen of the even feed arrangement of band according to claim 3 is characterized in that: the distance between axles between described eccentric shaft (20) and the main shaft (25) is 20-80mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205718994U CN202527364U (en) | 2011-12-31 | 2011-12-31 | Rotary classifying screen with uniform feeding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205718994U CN202527364U (en) | 2011-12-31 | 2011-12-31 | Rotary classifying screen with uniform feeding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202527364U true CN202527364U (en) | 2012-11-14 |
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ID=47128570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205718994U Expired - Lifetime CN202527364U (en) | 2011-12-31 | 2011-12-31 | Rotary classifying screen with uniform feeding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202527364U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105234065A (en) * | 2015-11-20 | 2016-01-13 | 贵州务川东升生态农业开发有限公司 | Classifying screening machine of stachys sieboldii |
| CN113751313A (en) * | 2021-09-13 | 2021-12-07 | 江苏丰尚智能科技有限公司 | Rotary screen |
-
2011
- 2011-12-31 CN CN2011205718994U patent/CN202527364U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105234065A (en) * | 2015-11-20 | 2016-01-13 | 贵州务川东升生态农业开发有限公司 | Classifying screening machine of stachys sieboldii |
| CN113751313A (en) * | 2021-09-13 | 2021-12-07 | 江苏丰尚智能科技有限公司 | Rotary screen |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121114 |
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| CX01 | Expiry of patent term |