CN102580913A - Pre-cleaning screening machine for processing of rice - Google Patents
Pre-cleaning screening machine for processing of rice Download PDFInfo
- Publication number
- CN102580913A CN102580913A CN2011100025096A CN201110002509A CN102580913A CN 102580913 A CN102580913 A CN 102580913A CN 2011100025096 A CN2011100025096 A CN 2011100025096A CN 201110002509 A CN201110002509 A CN 201110002509A CN 102580913 A CN102580913 A CN 102580913A
- Authority
- CN
- China
- Prior art keywords
- cylindrical screen
- screen drum
- receiving sieve
- supporting
- machine according
- 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.)
- Pending
Links
Images
Abstract
The invention provides a pre-cleaning screening machine for processing of rice. The pre-cleaning screening machine comprises a framework, a cylindrical screen, supporting wheels and driving motors, wherein the cylindrical screen is arranged on the four supporting wheels which are equidistantly arranged on a bottom plate of the framework and divided into a front set and a rear set, the driving motors are also mounted on the bottom plate of the framework, output shafts of the driving motors of the cylindrical screen are connected with supporting wheel axles of the driving supporting wheels by couplers, each supporting wheel axle is mounted on a supporting wheel support by bearings at two ends of the supporting wheel axle, and the supporting wheel supports are fixed onto the bottom plate of the framework. The output shafts of the two driving motors of the cylindrical screen are respectively connected with the two driving supporting wheels at the front end of the pre-cleaning screening machine. The distance between the two supporting wheels of each set is closely relevant to the diameter of the cylindrical screen, and an included angle between a connecting line of the center of one of the two supporting wheel shafts and the axis of the cylindrical screen and a connecting line of the center of the other supporting wheel shaft and the axis of the cylindrical screen ranges from 90 degrees to 95 degrees. The length L of the cylindrical screen preferably ranges from 2000mm to 2070mm. Rubber layers are disposed on surfaces of the supporting wheels. The radial dimension and the axial dimension of the cylindrical screen can be effectively enlarged, the shortcoming that an original cylindrical screen is only supported by a cantilever on one side of the original cylindrical screen is overcome, and screening quantity of the pre-cleaning screening machine and precision of the pre-cleaning screening machine are high.
Description
Technical field
The present invention relates to a kind of rice processing receiving sieve machine, it belongs to the Cereals Processing Machines technical field.
Background technology
The widely used receiving sieve kind of drive is the end installation rotating shaft of screen drum in China rice processing factory at present, and type of drive is following two kinds: 1. motor rotates through the rotating shaft that shaft coupling drives receiving sieve screen drum one end; 2. motor rotates through the rotating shaft that belt (sprocket wheel) drives screen drum one end.The common feature of these two kinds of kinds of drive is that end cantilever support of screen drum is depended merely in the support of receiving sieve screen drum; Limited the axial length of screen drum, the distance that material is screened is short, and the screening precision is too low; And screening is undesirable, has directly influenced the quality of finished product rice and byproduct.
Along with of the development of China's grain processing industry to scale, intensification direction, the moisture that raw grain occurs in acquisition process big with contain problems such as assorted total amount is increasing and be on the rise.At present, the output of receiving sieve and screening quality can not satisfy the needs in market, force the scientific worker of the many grain machine manufacturers and the industry begin to research and develop can extend screening path raising screening quality and the receiving sieve that strengthens screening output.And these are to be beyond one's reach by traditional actuating mode; Therefore must research and develop a kind of novel drive mechanism; The screening area is strengthened in lengthening screening path, and can satisfy running steadily; The requirement that material is evenly distributed, thus impurity after the screening is reached or be lower than the paddy standard code of country's issue.
Summary of the invention
The new-type drive mechanism that the objective of the invention is to sample replaces the structure of former direct-connected and belt (sprocket wheel) transmission; Design a kind of rice processing receiving sieve machine; The limitation that overcomes owing to the kind of drive is restricted the screen drum size; It is short to solve receiving sieve screening path, screens inadequate problem, and can guarantee that the product after the screening reaches the requirement in market.
Technical scheme of the present invention: rice processing receiving sieve machine of the present invention comprises that frame, screen drum and screen drum drive; Its screen drum places on two groups of four support rollers in front and back of framework soleplate equal intervals; Drive motors also is installed on the base plate of frame; The output shaft of screen drum drive motors is connected through the supporting-roller shaft of shaft coupling with the active support roller, and supporting-roller shaft is installed on the roller bracket through the bearing at two ends, and roller bracket is fixed on the base plate of frame.
Described screen drum drive motors has two, and the output shaft of two motors is connected with two active support rollers of front end respectively.
Described rice processing receiving sieve machine, the distance of every group of two support rollers is two support roller axle center and screen drum axis line angle a=90 °～95 °.
Long L=1800～the 2100mm of screen drum of described rice processing receiving sieve machine.
Preferably, the long L=2000～2070mm of described screen drum.
Described support roller surface is a rubber layer.
Advantage of the present invention: the radial and axial size of screen drum of the present invention can effectively increase; Overcome the shortcoming that former screen drum side cantilever supports; The screening amount that makes receiving sieve is bigger higher with precision, thereby guarantees the purity of screening back material, does not contain the effect of raw grain in particularly having guaranteed to mix greatly; Solved the problem of big assorted secondary cleaning; Provide screening output the big and high receiving sieve of precision to market, thoroughly solved direct-connected and belt (sprocket wheel) noise that transmission produced of traditional motor, skidded, yield poorly and the problem of screening quality difference, satisfied the requirement in market.While is the operation and maintenance in the equipment outside easily, because the change of the kind of drive makes running more steady, has improved the service life of driving parts greatly.The present invention has adopted and diverse, the more perfect unique texture design of the existing grain machine industry in home and abroad, makes this equipment can reach the requirement of meter factory, can satisfy the needs of grain depot again.
Description of drawings
Fig. 1 is a general structure sketch map of the present invention.
Fig. 2 is the right view of Fig. 1.
Fig. 3 is drive part partial structurtes sketch mapes.
The specific embodiment
Like Fig. 1, Fig. 2: rice processing receiving sieve machine of the present invention comprises: frame 1; Screen drum 2 places two groups of four the support roller 3a in front and back, the 3b of frame 1 base plate 1a equal intervals last; Four one group two of support roller front ends are active support roller 3a; Be connected with drive motors 4, drive motors also is installed on the base plate 1a of frame 1.One group two of rear ends play a supportive role for driven support roller 3b.
Like Fig. 3: the output shaft of screen drum drive motors 4 is connected through the supporting-roller shaft 10 of shaft coupling 8 with active support roller 3a, and supporting-roller shaft 10 is installed on the roller bracket 11 through the bearing 9 at two ends, and roller bracket 11 is fixed on the base plate 1a of frame 1.The installation of two driven support roller 3b and two active support roller 3a are basic identical, just are not connected with motor.
The distance of every group of two support rollers is closely related with the screen drum diameter, angle a=90 °～95 of the axle center of two support rollers and screen drum axis line.
Long L=1800～the 2100mm of described screen drum, preferred: L=2000～2070mm.
Described support roller surface is a rubber layer, and promptly the support roller outer rim adopts elastomeric material, is convenient to rotate through the friction-driven screen drum.
The present invention uses 4 support rollers the receiving sieve screen drum is supported, and motor is through wherein two initiatively support roller drive screen drum rotations.
The present invention is by the motor-driven support roller, drives screen drum steadily and the rotation of low noise through support roller rubber and screen drum contact friction, realizes the function of screening material.
All in the housing of frame 1, material gets into screen drum through feed hopper 5 for support roller and drive motors, and screen drum is the friction rotation on the support roller that drive motors 4 drives, and with screening material and foreign material, foreign material are got rid of through slag notch 7, and material flows into next process through discharging opening 6.
Axial and the radial dimension of screen drum can effectively strengthen, and prior art is owing to the limitation of the kind of drive, the long L of screen drum
Max=1150mm.The present invention has overcome the shortcoming that former screen drum side cantilever supports; Long L=1800～the 2100mm of screen drum; Make the screening path lengthening of receiving sieve; The screening precision is higher, has thoroughly solved direct-connected and belt (sprocket wheel) noise that transmission produced of traditional motor, has skidded, yields poorly and the problem of screening quality difference, has satisfied the requirement in market.
At present, the screen drum diameter generally is 1000mm, strengthens the amount of receiving sieve if desired, can strengthen the screen drum diameter.Therefore, of the present inventionly expand space very greatly, the scope of application is very wide.
The foregoing description only is a specific embodiment, is not limitation of the present invention.Core of the present invention is a support roller friction-driven screen drum, and therefore, any change of every sampling support roller friction-driven screen drum all belongs to protection scope of the present invention.
Claims (10)
1. a rice is processed the receiving sieve machine; Comprise that frame, screen drum and screen drum drive; It is characterized in that: screen drum place two groups four support rollers in front and back (3a) of frame (1) base plate (1a) equal intervals and (3b) on; The output shaft of screen drum drive motors (4) is connected through the supporting-roller shaft (10) of shaft coupling (8) with active support roller (3a), and supporting-roller shaft (10) is installed on the roller bracket (11) through the bearing (9) at two ends, and roller bracket (11) is fixed on the base plate (1a) of frame (1).
2. rice processing receiving sieve machine according to claim 1, it is characterized in that: screen drum drive motors (4) has two, and the output shaft of two motors is connected with two active support rollers (3a) of front end respectively.
3. rice processing receiving sieve machine according to claim 1 and 2, it is characterized in that: the distance of every group of two support rollers is two support roller axle center and screen drum axis line angle a=90 °～95 °.
4. rice processing receiving sieve machine according to claim 1 and 2 is characterized in that: the long L=1800～2100mm of screen drum.
5. rice processing receiving sieve machine according to claim 1 and 2 is characterized in that: the long L=2000～2070mm of described screen drum.
6. rice processing receiving sieve machine according to claim 1 and 2, it is characterized in that: the support roller surface is a rubber layer.
7. rice processing receiving sieve machine according to claim 1 and 2, it is characterized in that: drive motors is installed on the base plate (1a) of frame (1).
8. rice processing receiving sieve machine according to claim 3 is characterized in that: the long L=2000～2070mm of described screen drum.
9. rice processing receiving sieve machine according to claim 3, it is characterized in that: the support roller surface is a rubber layer.
10. rice processing receiving sieve machine according to claim 4, it is characterized in that: the support roller surface is a rubber layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100025096A CN102580913A (en) | 2011-01-07 | 2011-01-07 | Pre-cleaning screening machine for processing of rice |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100025096A CN102580913A (en) | 2011-01-07 | 2011-01-07 | Pre-cleaning screening machine for processing of rice |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102580913A true CN102580913A (en) | 2012-07-18 |
Family
ID=46470460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011100025096A Pending CN102580913A (en) | 2011-01-07 | 2011-01-07 | Pre-cleaning screening machine for processing of rice |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102580913A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53103864A (en) * | 1977-02-21 | 1978-09-09 | Satake Eng Co Ltd | Rotating type grain separator |
| CN2042754U (en) * | 1989-01-12 | 1989-08-16 | 天津市环境卫生管理局环境卫生工程设计研究所 | Octagonal screening machine |
| CN1050996A (en) * | 1989-10-18 | 1991-05-01 | 吉林市饲料粮油机械厂 | The universal adjustable first clear rotary strainer of a kind of sieve nest |
| CN201052505Y (en) * | 2007-03-30 | 2008-04-30 | 北京联合大学 | Refuse treatment drum screen device |
| CN101218988A (en) * | 2008-01-29 | 2008-07-16 | 玉溪市浩森工贸有限公司 | Cabo sifting barrel |
| CN201950016U (en) * | 2011-01-07 | 2011-08-31 | 武汉吉美粮油设备工程有限公司 | Scalping machine for rice processing |
-
2011
- 2011-01-07 CN CN2011100025096A patent/CN102580913A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53103864A (en) * | 1977-02-21 | 1978-09-09 | Satake Eng Co Ltd | Rotating type grain separator |
| CN2042754U (en) * | 1989-01-12 | 1989-08-16 | 天津市环境卫生管理局环境卫生工程设计研究所 | Octagonal screening machine |
| CN1050996A (en) * | 1989-10-18 | 1991-05-01 | 吉林市饲料粮油机械厂 | The universal adjustable first clear rotary strainer of a kind of sieve nest |
| CN201052505Y (en) * | 2007-03-30 | 2008-04-30 | 北京联合大学 | Refuse treatment drum screen device |
| CN101218988A (en) * | 2008-01-29 | 2008-07-16 | 玉溪市浩森工贸有限公司 | Cabo sifting barrel |
| CN201950016U (en) * | 2011-01-07 | 2011-08-31 | 武汉吉美粮油设备工程有限公司 | Scalping machine for rice processing |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203767576U (en) | Miniaturized screw screening conveyor | |
| CN204487330U (en) | Copper bar burnishing device | |
| CN107890984B (en) | Anti-blocking type double-layer drum screen | |
| CN201950016U (en) | Scalping machine for rice processing | |
| CN102688850A (en) | Tea rolling circular sieving machine | |
| CN102580913A (en) | Pre-cleaning screening machine for processing of rice | |
| CN201470413U (en) | Differential double-roll rice polisher | |
| CN211003728U (en) | Movable winding mechanism on film complete production line | |
| CN202725249U (en) | Grinding device for producing asphalt | |
| CN203540632U (en) | Lever type compound-roller flour mill | |
| CN104444055A (en) | Material bed used for conveying materials | |
| CN101439309B (en) | Horizontal type roller mill | |
| CN201124104Y (en) | Horizontal type roller mill | |
| CN205304429U (en) | Rotor subassembly of removable rotor and install grinding machine of this rotor subassembly | |
| CN209476203U (en) | For the scraper in paint stirring cylinder | |
| CN201380154Y (en) | Spindle-free separating screen for screen drum | |
| CN201006453Y (en) | Sub-sample test ball grinder | |
| CN101797559A (en) | Cylindrical screen for separating solid materials | |
| CN201016152Y (en) | Single-plate paste mill | |
| CN204544692U (en) | Many screen drums rotary screen | |
| CN205684485U (en) | A kind of pipe mill feeding supports seat | |
| CN103028545A (en) | Screen drum supporting device used to cleaning screen | |
| CN105471136B (en) | The rotor assembly of replaceable rotor and the grinder for being provided with the rotor assembly | |
| CN103480461A (en) | Lever-type multi-roll grinding machine | |
| CN100551539C (en) | End position style grinding roller grinder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20120718 |