CN209174346U - Dip-adjustable type is mechanical without dynamic load high efficiency screening - Google Patents
Dip-adjustable type is mechanical without dynamic load high efficiency screening Download PDFInfo
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- CN209174346U CN209174346U CN201821881633.8U CN201821881633U CN209174346U CN 209174346 U CN209174346 U CN 209174346U CN 201821881633 U CN201821881633 U CN 201821881633U CN 209174346 U CN209174346 U CN 209174346U
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- screen frame
- dip
- dynamic load
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- 238000012216 screening Methods 0.000 title claims abstract description 24
- 230000005540 biological transmission Effects 0.000 claims abstract description 29
- 239000000463 material Substances 0.000 claims abstract description 19
- 230000033001 locomotion Effects 0.000 claims description 9
- 230000001360 synchronised effect Effects 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims 1
- 241001347978 Major minor Species 0.000 abstract description 4
- 238000006073 displacement reaction Methods 0.000 abstract description 4
- 230000009191 jumping Effects 0.000 abstract 1
- 230000010355 oscillation Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 4
- 239000006096 absorbing agent Substances 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000007873 sieving Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Abstract
It is mechanical without dynamic load high efficiency screening that the utility model discloses a kind of dip-adjustable types, including main screen frame, secondary screen frame, elastic screen surface, transmission device, support frame, feeding device.Secondary screen frame connects and composes screen box by shear spring with main screen frame, and feeding device passed through bolt and is fixed on rear side of main screen frame, and transmission device is mounted on screen box in the following, connecting between screen box by a pair of rubber hinge, is bolted between guiding device and screen box.The purpose of the utility model is to provide a kind of novel screening plants, it has the characteristics that tilt adjustable, very small to ground dynamic loading, pan feeding is uniform, screening efficiency is high.Special transmission device can active balance it is of reciprocating vibration when screen(ing) machine inertia, reduce to the dynamic loading of ground.Support device can adapt to the working environment of front and back ground injustice, and can adjust screen(ing) machine inclination angle.There is relative displacement between major-minor screen frame in smooth working, material jumping on elastic screen surface effectively promotes compass screen surface oscillation intensity.
Description
Technical field
It is mechanical without dynamic load high efficiency screening that the utility model discloses dip-adjustable types, belongs to screening machinery, specifically
For be to provide a kind of double mass, tilt adjustable, sieving machine equipment to ground dynamic load very little, compass screen surface tension and relaxation.
The screening of granule materials tiny suitable for particle, humidity is big and the screening such as toughness difficulty is big.
Background technique
The vibration flip flop screen that current existing flip flop screen type has Liwell type flip flop screen and motivated by vibration excitor.In analysis
Two kinds of flip flop screens are stated, they are respectively present following different disadvantage.Liwell type flip flop screen is in transmission shaft design using longer
Crank, and use elastic flat spring on the support structure as support, flat spring does periodic wobble for a long time, easily causes plate
The fatigue rupture of spring reduces the reliability that sieve uses.It vibrates flip flop screen to drive using vibration excitor, the entire sieve nest institute of exciting
Need inertia force is larger thus power consumption is larger, although solving the problems, such as that elastic plate spring supporting is brought, but bring sieve nest
Vibrate the problem larger to ground dynamic load.Vibrating screen inclination angle is usually fixed, more demanding to field condition, for production
Installation is made troubles.In addition, usually pan feeding is directly transported material on compass screen surface by belt feeder, such material will sieved
It is unevenly distributed on face, sieve plate is caused to wear due to by material impact.
The purpose of this utility model is exactly to solve above two type flip flop screen in the presence of, part manufacturing big to basic dynamic loading
The disadvantages of at high cost, inclination angle is non-adjustable, and pan feeding unevenly damages sieve plate, so that it is efficient without dynamic load to design a kind of dip-adjustable type
Sieving machine.
Summary of the invention
The purpose of the utility model is to provide a kind of novel screening plant, there is double mass of reciprocating vibration, tilt adjustable, low
The characteristics of dynamic load, compass screen surface tension and relaxation, device structure, vibration mode, Vibration damping balance mode and material movement are all different from existing
A kind of what screening plant.Special structure and vibration damping form are to being effectively reduced dynamic load over the ground.Have screening efficiency high, energy conservation,
Efficiently with low dynamic load the advantages of.
The utility model is implemented with the following technical solutions: dip-adjustable type includes main sieve without dynamic load high efficiency screening machinery
Frame (1), secondary screen frame (2), feeding device (3), transmission device (4), guiding device (5), support frame (6) and flexible sieve plate (7),
Be characterized in that: secondary screen frame (2) and main screen frame (1) pass through shear spring (9) and connect and compose screen box, and the crossbeam of two screen frames staggeredly divides
Cloth.Transmission device (4) is mounted on screen box in the following, connect between screen box by a pair of of rubber hinge (13), guiding device (5) and
It is bolted between screen box.Transmission device drives main screen frame vibration, and then drives secondary screen frame vibration.In certain working frequency
Under, relative displacement can be generated between major-minor screen frame makees the flexible sieve plate (7) being connected on active screen frame (1) and secondary screen frame (2)
Tension and relaxation movement.The compass screen surface of tension and relaxation makes in material thereon by the power perpendicular to compass screen surface, and compass screen surface is horizontal by certain
Angle, therefore material can be tossed and travel forward.Support frame (6) can be rotated close to the supporting leg of discharge end, close to pan feeding
The supporting leg at end be it is height-adjustable, the supporting leg of this kind of form can effectively adapt to different working environments, and according to field condition tune
Whole inclination angle.Feeding device (3) is made of muti-piece gusset and baffle, so that the material for reaching compass screen surface is uniformly distributed, and inhibit
Excessive material impact compass screen surface, damages compass screen surface.Transmission device (4) and guiding device (5) are all fixed on the support frame.Have two it is same
Counter-rotational axis is walked, a driving shaft (10), a driven shaft (11), driving shaft (10) is eccentric shaft, fixed song on axis
Handle connecting rod drives screen frame movement.The bias for having eccentric quality different on driving shaft (10) and driven shaft (11) is fast (14), two axis
On the fast synchronous backward rotation of bias, move back and forth the inertia force generated for balancing screen frame.
The utility model mounting means are as follows: the sieve beam interlaced arrangement of main screen frame (1) and secondary screen frame (2) is used between two screen frames
Shear spring (9) connects and composes screen box.Feeding device (3) passed through bolt and was fixed on rear side of main screen frame, transmission device (4) peace
Mounted in screen box in the following, connecting between screen box by a pair of of rubber hinge (13), pass through bolt between guiding device (5) and screen box
It is fixed.Transmission device (4) and guiding device (5) are all fixed by bolts on support frame.It is used to fixed conveyor device (4) on bracket
Bolt hole with guiding device (5) is all strip, can be used to adjust the installation site of transmission device and guiding device.Enter
The bracket at material end is provided with looping pit (20), and a column (19) is pitched in each looping pit, square hole is provided on column, interleaves in hole
Upper plate can adjust screen(ing) machine tilt angle.Plate upper support vibration absorber (21).Column bottom end connects hinge support.Electricity
Base is fixed on the rack, and drives transmission drive shaft (10) rotation by belt.Flexible sieve plate (7) both sides are mounted on sieve
Face card slot (18) is inner and compresses the entire compass screen surface of composition with press strip.Feeding device is welded to form by muti-piece gusset and baffle, passes through spiral shell
Bolt is fixed on screen frame side plate.
Working principle of the utility model is: transmission device (4) drives main screen frame (1) vibration, and then drive secondary screen frame (2)
Vibration.Relative displacement can be generated under certain working frequency, between major-minor screen frame to be made to be connected to main screen frame (1) and secondary screen frame (2)
On flexible sieve plate (7) do tension and relaxation movement the material in flexible compass screen surface made to do trampolining.Support frame (6) is close to discharge end
Supporting leg can rotate, close to feeding end supporting leg be it is height-adjustable, can according to field condition adjust inclination angle.Transmission dress
The axis for there are two synchronous backwards to rotate on (4), a driving shaft (10) are set, a driven shaft (11) fixes connecting rod on driving shaft
(12) screen frame movement is driven.The bias for having eccentric quality different on driving shaft (10) and driven shaft (11) is fast (14), on two axis
The fast synchronous backward rotation of bias, move back and forth the inertia force generated for balancing screen frame.Feeding device (3) by muti-piece gusset and
Baffle is constituted, and so that the material for reaching compass screen surface is uniformly distributed, be prevented compass screen surface from damaging.
The utility model has the beneficial effects that the mechanical characteristic of combined ground makes ground by dynamic to ground dynamic load very little
The damage of load bring substantially reduces；Single sieve plate (7) is relatively narrow, and replacement sieve plate is convenient, supporting leg of the support frame (6) close to discharge end
Can rotate, close to feeding end supporting leg be it is height-adjustable, the supporting leg of this kind of form can effectively adapt to different work
Environment, and inclination angle is adjusted according to field condition.Feeding device (3) is made of muti-piece gusset and baffle, can effectively make to reach compass screen surface
Material be uniformly distributed, and inhibit excessive material impact compass screen surface, damage compass screen surface.Transmission device (4) has two synchronous backwards to turn
Dynamic axis, the bias for having on driving shaft (10) and driven shaft (11) eccentric quality different is fast (14), and the bias on two axis is fast same
Step reversely rotates, and moves back and forth the inertia force generated for balancing screen frame, reduces to ground dynamic load.Phase between major-minor screen frame
The flexible sieve plate (7) being connected on main screen frame (1) and secondary screen frame (2) is set to do tension and relaxation movement displacement.The compass screen surface of tension and relaxation makes to be in
Material vibrating intensity thereon reaches 30-50g, effectively increases screening efficiency, and avoid plug-hole.In summary, this is practical new
Type has and reduces dynamic load, has that tilt adjustable, pan feeding are uniform, screening efficiency is high, reasonable stress and many advantages, such as energy conservation.
Detailed description of the invention
Fig. 1 is the overall structure three-dimensional view of the utility model；
Fig. 2 is the overall structure side view of the utility model；
Fig. 3 is the transmission device three-dimensional view of the utility model；
Fig. 4 is the main screen frame three-dimensional view of the utility model；
Fig. 5 is the secondary screen frame three-dimensional view of the utility model；
Fig. 6 is the guiding device three-dimensional view of the utility model；
Fig. 7 is the flexible sieve plate three-dimensional view of the utility model；
Fig. 8 is the sieve plate scheme of installation of the utility model；
Fig. 9 is the support device three-dimensional view of the utility model；
The symbol description of major part in figure:
The main screen frame of 1-；2- pair screen frame；3- feeding device；4- transmission device；5- guiding device；6- support frame；7- flexibility sieve
Plate；8- motor；9- shear spring；10- eccentric shaft (driving shaft)；11- plain shaft (driven shaft)；12- connecting rod；13- rubber hinge；
14- is eccentric fast；15- active beam；16- reinforcing beam；17- floating beam；18- compass screen surface card slot；19- column；20- looping pit；21- subtracts
Vibrating device；22- plate；23- rocker bar bearing；
Specific embodiment
The present invention will be further described with reference to the accompanying drawing.
As depicted in figs. 1 and 2, dip-adjustable type is mechanical without dynamic load high efficiency screening, and the utility model discloses one kind to incline
The adjustable no dynamic load high efficiency screening in angle is mechanical, including main screen frame, secondary screen frame, elastic screen surface, transmission device, support device, enters
Expect device.Secondary screen frame (2) and main screen frame (1) pass through shear spring (9) and connect and compose screen box, and feeding device (3) is solid by bolt
It being scheduled on rear side of main screen frame, transmission device (4) is mounted below screen box, it is connect between screen box by a pair of of rubber hinge (13),
It is bolted between guiding device (5) and screen box.Transmission device and guiding device are all fixed by bolts on support frame.It leads
It is as shown in Figure 6 to device.Support frame can be rotated close to the supporting leg of discharge end, and the supporting leg close to feeding end is that height is adjustable
, the supporting leg of this kind of form can effectively adapt to different working environments, and adjust inclination angle according to field condition.Motor cabinet is fixed on
In rack, transmission drive shaft rotation is driven by belt, feeding device is made of muti-piece gusset and baffle, can effectively make to reach
The material of compass screen surface is uniformly distributed, and prevents compass screen surface from damaging.Flexible sieve plate (6) is fixed between floating beam (20) and active beam (17),
Its both sides is separately fixed on floating beam (20) and active beam (17) in the card slot (18) that both sides are pressed on beam, it is specific to install
Mode is shown in Fig. 8, and flexible sieve plate (7) shape is as shown in Figure 7.
Fig. 3 show transmission device (4) three-dimensional view, the axis for having two synchronous backwards to rotate on transmission device, and one partially
Mandrel (driving shaft), a plain shaft (driven), fixed crank connecting rod drives screen frame movement on driving shaft.Driving shaft and driven shaft
On have eccentric quality different bias it is fast, the fast synchronous backward rotation of bias on two axis is moved back and forth for balancing screen frame and is produced
Raw inertia force.
Be main screen frame (1) and secondary screen frame (2) three-dimensional view shown in Fig. 4, Fig. 5, it include girder (16), reinforcing beam (17),
Feeding device (3), floating beam (18).The active beam (15) and floating beam (17) staggered row of active screen frame (1) and secondary screen frame (2)
Column, connecting and composing the floating screen frame of a master with shear spring (9) between main screen frame (1) and secondary screen frame (2) can be with the sieve of relative motion
Frame.
Fig. 9 show the three-dimensional view of support frame (6), is used to the bolt hole of fixed conveyor device and guiding device on bracket
All it is strip, can be used to adjust the installation site of transmission device and guiding device.The bracket of feeding end is provided with looping pit,
A column is pitched in each looping pit, is provided with square hole on column, plate is plugged among hole can adjust screen(ing) machine tilt angle.
Plate upper support vibration absorber.Column bottom end connects hinge support.
Claims (7)
1. dip-adjustable type is mechanical without dynamic load high efficiency screening, including main screen frame (1), secondary screen frame (2), feeding device (3), transmission
Device (4), guiding device (5), support frame (6) and flexible sieve plate (7), it is characterised in that: secondary screen frame (2) and main screen frame (1) are logical
It crosses shear spring (9) and connects and composes screen box, feeding device (3) passed through bolt and is fixed on rear side of main screen frame (1), transmission device
(4) screen box is mounted in the following, connecting between screen box by a pair of of rubber hinge (13), lead between guiding device (5) and screen box
Bolt is crossed to fix.
2. dip-adjustable type according to claim 1 is mechanical without dynamic load high efficiency screening, it is characterised in that: support frame (6)
Can be rotated close to the supporting leg of discharge end, the supporting leg close to feeding end be it is height-adjustable, the supporting leg of this kind of form can have
Effect adapts to different working environments, and adjusts inclination angle according to field condition.
3. dip-adjustable type according to claim 1 is mechanical without dynamic load high efficiency screening, it is characterised in that: feeding device
(3) it is made of muti-piece gusset and baffle, the material for reaching compass screen surface can effectively be made to be uniformly distributed, and excessive material impact is inhibited to sieve
Face damages compass screen surface.
4. dip-adjustable type according to claim 1 is mechanical without dynamic load high efficiency screening, it is characterised in that: transmission device
(4) it is all fixed on support frame (6) with guiding device.
5. dip-adjustable type according to claim 4 is mechanical without dynamic load high efficiency screening, it is characterised in that: transmission device
(4) axis for having two synchronous backwards to rotate, a driving shaft (10), a driven shaft (11), driving shaft (10) is eccentric shaft,
Fixed crank connecting rod drives screen frame movement on axis.
6. dip-adjustable type according to claim 4 is mechanical without dynamic load high efficiency screening, it is characterised in that: transmission device
(4) bias for having eccentric quality different on driving shaft and driven shaft is fast (14), the fast synchronous backward rotation of the bias on two axis,
The inertia force generated is moved back and forth for balancing screen frame.
7. dip-adjustable type according to claim 1 is mechanical without dynamic load high efficiency screening, it is characterised in that: flexible sieve plate
(7) on the floating beam (18) of secondary screen frame (2), the other end is stuck on the active beam (16) of main screen frame (1) one side fixing card, intermediate
Gap is squeezed with spline and is fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821881633.8U CN209174346U (en) | 2018-11-15 | 2018-11-15 | Dip-adjustable type is mechanical without dynamic load high efficiency screening |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821881633.8U CN209174346U (en) | 2018-11-15 | 2018-11-15 | Dip-adjustable type is mechanical without dynamic load high efficiency screening |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209174346U true CN209174346U (en) | 2019-07-30 |
Family
ID=67372880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821881633.8U Expired - Fee Related CN209174346U (en) | 2018-11-15 | 2018-11-15 | Dip-adjustable type is mechanical without dynamic load high efficiency screening |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209174346U (en) |
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2018
- 2018-11-15 CN CN201821881633.8U patent/CN209174346U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190730 Termination date: 20201115 |