CN200963602Y - Mechanical movable-sieve jig - Google Patents
Mechanical movable-sieve jig Download PDFInfo
- Publication number
- CN200963602Y CN200963602Y CN 200620093362 CN200620093362U CN200963602Y CN 200963602 Y CN200963602 Y CN 200963602Y CN 200620093362 CN200620093362 CN 200620093362 CN 200620093362 U CN200620093362 U CN 200620093362U CN 200963602 Y CN200963602 Y CN 200963602Y
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- lifting wheel
- sieve
- wheel
- mechanical movable
- moving
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Abstract
The utility model relates to a moving-sieve jigging machine which can conduct a digital control, an automatic bed layer detection and automatic conveying process; the utility model comprises a box body, a driving device, a control system, a lifting wheel, a vibrating screen and so forth, a buffering shock-absorbing mechanism is arranged at the left side and the right side outside the combined box body specially, the driving device is driven by a multi-speed electromotor, and comprises a crank rocker mechanism connected with a flexible coupler, the rotating location of the connection rod is provided with a rolling bearing, the upside of the vibrating screen is connected with a suspender moving along the rocker, the front side of the vibrating screen is connected with the front side of the combined box body, a conveying wheel is arranged under the middle inside the vibrating screen, the lifting wheel driving device is arranged on the upside of the combined box body, which is used to drive the lifting wheel supported by a bow frame, the conveying device can control the rotation of the conveying wheel through the control system, the utility model is suitable to sort coal material with a granularity from 12 mm to 400 mm, and the selection efficiency is high.
Description
Technical field
The utility model relates to a kind of gravity concentration equipment that carries out sorting by the wide particle size fraction of coal, is suitable for the sorting of 12～400 mm particle size level coals, particularly can realize Digital Control, detect the bed and the automatic mechanical movable-sieve jig of discharge refuse automatically.
Background technology
At present, known mechanical movable-sieve jig is made up of parts such as casing, drive unit, moving sieve nest, lifting wheel, lifting wheel transmission device, chutes, the material sorting was carried out in cycle movement about drive unit drove moving sieve nest work, and lifting wheel actuator drives lifting wheel rotates and discharges cleaned coal and spoil respectively by chute.Mechanically driver type material separator (application number is 95232723.6) and these two kinds of mechanical movable-sieve jigs of High Reliability Intellectualization mechanical movable-sieve jig (application number is 200520089630.7) all are to realize that by drive unit moving sieve motion reaches the work purpose, when coal in very wide particle size range, ature of coal not simultaneously, its adaptive capacity is low, is difficult to finish separating effect accurately; Because its reasons in structure, the operational reliability of parts is poor, when work not steadily, vibrations are big, noise is big, the efficiency of separation is low, does not reach the demarcation treating capacity; Adopt displacement transducer to detect the displacement of vertical keg float in containing the water of raw coal,, be subjected to environmental disturbances big, can not detect thickness of bed layer exactly owing to raw coal size difference, proportion difference; Detected bed instantaneous signal is not a discharge refuse mouth place bed signal, makes automatic waste stone exhaust system operation inaccurate, causes cleaned coal and spoil to mix.
Summary of the invention
In order to overcome the deficiency that the existing machinery movable-sieve jig exists, the utility model provides a kind of mechanical movable-sieve jig, this mechanical movable-sieve jig has rational frame for movement and Digitizing And Control Unit, improve traveling comfort and reduced noise, can in the particle size range of broad with under the different ature of coal conditions, work, accurately detect thickness of bed layer and accurate discharge refuse, improved the efficiency of separation and reliability, reduced the pollution of cleaned coal and spoil.
The technical scheme in the invention for solving the technical problem is: mechanical movable-sieve jig, form by casing, drive unit, lifting wheel transmission device, control system, chute, segmental support are housed on casing, lifting wheel, moving sieve nest, seal groove are housed in casing, connect lower cone at lower box, particularly the left and right sides is equipped with buffer shock-absorbing mechanism outside combined box; Drive unit is driven by adjustable varying-speed motor and is formed by crank, rocking bar, connecting rod that yielding coupling connects, and the rotary part of connecting rod is equipped with rolling bearing; Moving sieve nest top connects with the suspension rod that can slide on rocking bar, and moving sieve nest is anterior and combined box is anterior connects, and the discharge refuse wheel is installed below the middle part in the moving sieve nest; The lifting wheel transmission device is installed in combined box top and is used to drive the lifting wheel that is supported by segmental support; Waste rock discharge device is taken turns by the discharge refuse that control system control is installed in the moving sieve nest.
The beneficial effects of the utility model are: (1) adopts combined box, is convenient to split, combination, helps processing, transportation and installation.(2) reload buffer damper mechanism can reduce the shock and vibration that cause when moving sieve nest moves up and down effectively, improves the stationarity of work, reduces fault rate.(3) on drive unit, connect with yielding coupling between adjustable varying-speed motor and the crank, guaranteed the steady of operation, slowed down the vibration that crank and rocker mechanism brings simultaneously.(4) rotary part of connecting rod is equipped with rolling bearing, and crank and rocker mechanism is operated steadily, and has strengthened the task performance of drive unit.(5) moving sieve nest top connects with the suspension rod that can move on rocking bar, changes the Oscillation Amplitude and the angle of throw of moving sieve nest by mobile suspension rod; By regulating the rotating speed of adjustable varying-speed motor, regulate the hunting frequency of drive unit upper hanger and the vibration frequency of moving sieve nest, under dynamic condition, change the coal separation parameter, improve the efficiency of separation.(6) control system is controlled waste rock discharge device and discharge refuse wheel by the electrical quantity of gathering adjustable varying-speed motor on the drive unit, can accurately detect thickness of bed layer and accurate discharge refuse.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is a longitudinal profile structure chart of the present utility model.
Fig. 2 is the vertical view of accompanying drawing 1.
Fig. 3 is the right view of accompanying drawing 1.
The specific embodiment
In Fig. 1-Fig. 3, mechanical movable-sieve jig of the present utility model, form by casing 1, drive unit 3, lifting wheel transmission device 17, control system, chute 6, segmental support 5 are housed on casing 1, lifting wheel 4, moving sieve nest 7, seal groove 25 are housed in casing 1, connect lower cone in casing 1 bottom.The described combined box 1 outer left and right sides is equipped with buffer shock-absorbing mechanism 2; Drive unit 3 is driven by adjustable varying-speed motor 13 and is formed by crank 19, rocking bar 21, connecting rod 20 that yielding coupling 15 connects, and the rotary part of connecting rod 20 is equipped with rolling bearing 23; Moving sieve nest 7 tops connect with the suspension rod 22 that can move on rocking bar 21, moving 7 anterior and 1 anterior connections of combined box of sieve nest, discharge refuse wheel 11 are installed below the middle part in the moving sieve nest 7; Lifting wheel transmission device 17 is installed in combined box 1 top and is used to drive the lifting wheel 4 that is supported by segmental support 5; Waste rock discharge device 9 takes turns 11 by the discharge refuse that control system control is installed in the moving sieve nest 7.Described combined box 1 outer front upside is equipped with overflow launder 16, and front, left side is equipped with waste rock discharge device 9.The uniform lifting wheel bearing pin 14 that is meshed with lifting gear 18 on described lifting wheel 4 excircles.The middle part of described moving sieve nest 7 is equipped with height-adjustable overflow plate 8 and waste rock board 10, and the sieve plate of installing on the moving sieve nest 7 12 is horizontal by acute angle, and rear portion and seal groove 25 match.Uniform 4～8 open-works 24 on the described crank 19.Described discharge refuse wheel 11 is the cylinder of regular hexagonal section.
The mechanical movable-sieve jig that the utility model is related, it at first fills with water as medium for 1 li at combined box when work, and water level reaches overflow launder 16 drainings.Add material at combined box 1 tail seal groove 25 ends, drive unit 3 drives moving sieve nest 7 drive materials and makes the slow ground periodic vibration that rises, plunges, and makes the material rising, descends and reach.The composition of material is owing to density and granularity is different, and under the double action of gravity and aqueous medium, interference free settling drops on the bottom than heavy material, and the light matter material drops on top.Heavy material enters lifting wheel 4 rear portions through spoil baffle plate 10 with by the discharge refuse wheel 11 that waste rock discharge device 9 is controlled; Light material enters lifting wheel 4 front portions through overflow plate 8, and lifting wheel 4 rotates under the driving of lifting wheel transmission device 17, and material turns to chute 6 discharge heavy materials and the light material that top enters interlayer respectively with lifting wheel 4.The utility model is gathered, is analyzed by the electric parameters transducer in the control system, programmable logic controller and frequency converter and compares the electrical quantity that the variation of adjustable varying-speed motor 13 servo-actuated sieve nests 7 load on the drive unit 3 changes, monitor the thickness of the variation-heavy material of bed, realize accurately control waste rock discharge device 9 and discharge refuse wheel 11 accurate discharge refuses.
Claims (6)
1, a kind of mechanical movable-sieve jig, form by casing, drive unit, lifting wheel transmission device, control system, chute, segmental support are housed on casing, lifting wheel, moving sieve nest, seal groove are housed in casing, connect lower cone at lower box, it is characterized in that: the outer left and right sides of combined box is equipped with buffer shock-absorbing mechanism; Drive unit is driven by adjustable varying-speed motor and is formed by crank, rocking bar, connecting rod that yielding coupling connects, and the rotary part of connecting rod is equipped with rolling bearing; Moving sieve nest top connects with the suspension rod that can move on rocking bar, and moving sieve nest is anterior and combined box is anterior connects, and the discharge refuse wheel is installed below the middle part in the moving sieve nest; The lifting wheel transmission device is installed in combined box top and is used to drive the lifting wheel that is supported by segmental support; Waste rock discharge device is controlled the discharge refuse wheel that is installed in the moving sieve nest by control system.
2, mechanical movable-sieve jig according to claim 1 is characterized in that: the outer front of combined box upside is equipped with overflow launder, and front, left side is equipped with waste rock discharge device.
3, mechanical movable-sieve jig according to claim 1 is characterized in that: the uniform lifting wheel bearing pin that is meshed with the lifting gear on the lifting wheel excircle.
4, mechanical movable-sieve jig according to claim 1 is characterized in that: the middle part of moving sieve nest is equipped with height-adjustable overflow plate and waste rock board, and the sieve plate of installing on the moving sieve nest is horizontal by acute angle, and rear portion and seal groove match.
5, mechanical movable-sieve jig according to claim 1 is characterized in that: uniform 4～8 open-works on the crank.
6, mechanical movable-sieve jig according to claim 1 is characterized in that: the discharge refuse wheel is the cylinder of regular hexagonal section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620093362 CN200963602Y (en) | 2006-09-22 | 2006-09-22 | Mechanical movable-sieve jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620093362 CN200963602Y (en) | 2006-09-22 | 2006-09-22 | Mechanical movable-sieve jig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200963602Y true CN200963602Y (en) | 2007-10-24 |
Family
ID=38867617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620093362 Expired - Fee Related CN200963602Y (en) | 2006-09-22 | 2006-09-22 | Mechanical movable-sieve jig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200963602Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102284344A (en) * | 2011-08-25 | 2011-12-21 | 沈阳北方重矿机械有限公司 | Underground mechanical movable sieve jigger |
| CN102678150A (en) * | 2012-06-05 | 2012-09-19 | 中国矿业大学 | Direct-feeding type buffering and waste rock stopping device for filling coal mining |
| CN102069029B (en) * | 2009-11-20 | 2013-12-04 | 金易通科技(北京)股份有限公司 | Mechanically-assisted air pulsating jig and coal washing method thereof |
-
2006
- 2006-09-22 CN CN 200620093362 patent/CN200963602Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102069029B (en) * | 2009-11-20 | 2013-12-04 | 金易通科技(北京)股份有限公司 | Mechanically-assisted air pulsating jig and coal washing method thereof |
| CN102284344A (en) * | 2011-08-25 | 2011-12-21 | 沈阳北方重矿机械有限公司 | Underground mechanical movable sieve jigger |
| CN102678150A (en) * | 2012-06-05 | 2012-09-19 | 中国矿业大学 | Direct-feeding type buffering and waste rock stopping device for filling coal mining |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071024 Termination date: 20100922 |