CN113680671A - Multistage winnowing screening fine aggregate finishing equipment - Google Patents
Multistage winnowing screening fine aggregate finishing equipment Download PDFInfo
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- CN113680671A CN113680671A CN202110760341.9A CN202110760341A CN113680671A CN 113680671 A CN113680671 A CN 113680671A CN 202110760341 A CN202110760341 A CN 202110760341A CN 113680671 A CN113680671 A CN 113680671A
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- rod
- screening box
- connecting rod
- sliding block
- air separation
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- 238000012216 screening Methods 0.000 title claims abstract description 196
- 238000000926 separation method Methods 0.000 claims abstract description 117
- 238000003756 stirring Methods 0.000 claims abstract description 39
- 239000002245 particle Substances 0.000 claims abstract description 31
- 239000000428 dust Substances 0.000 claims abstract description 23
- 230000033001 locomotion Effects 0.000 claims description 37
- 230000000903 blocking effect Effects 0.000 claims description 11
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- 230000001360 synchronised effect Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 2
- 238000003754 machining Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 10
- 230000001276 controlling effect Effects 0.000 description 13
- 238000010586 diagram Methods 0.000 description 4
- 238000007873 sieving Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B9/00—Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
- B07B9/02—Combinations of similar or different apparatus for separating solids from solids using gas currents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
- B02C23/20—Adding fluid, other than for crushing or disintegrating by fluid energy after crushing or disintegrating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
- B07B11/02—Arrangement of air or material conditioning accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
- B07B11/04—Control arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
- B07B11/06—Feeding or discharging arrangements
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses a fine processing device for multistage winnowing and screening fine aggregates, which comprises a multistage screening device; the multi-stage screening device comprises a vibration assembly, a driving assembly, a first control assembly, a stirring assembly, a third control assembly and a second control assembly; by arranging the driving assembly and the vibrating assembly, the first air separation screening box can be subjected to vibration in different degrees according to different requirements of fine aggregate to be screened; the first control assembly is arranged, so that the vibration effect of the first air separation screening box is improved, fine aggregate can be better vibrated, and particles and dust which are very small in the first air separation screening box can be better screened; the stirring component is arranged to stir the interior of the first air separation screening box, so that the vibration effect of the fine aggregate is further improved; the third control component is arranged, so that large-particle fine aggregates can be blocked; a second control assembly is provided so that the degree of fineness of the resulting fine aggregate can be controlled.
Description
Technical Field
The invention belongs to the technical field of fine aggregate screening, and particularly relates to fine processing equipment for multistage winnowing and screening of fine aggregates.
Background
When processing fine aggregate, the fine aggregate is crushed, and due to the uneven crushing, large-particle fine aggregate which does not meet the use requirement, fine aggregate which meets the use requirement, small-particle fine aggregate which does not meet the requirement and powder can be obtained.
Disclosure of Invention
The invention provides fine aggregate winnowing and screening finishing equipment capable of better realizing multi-stage screening in order to overcome the defects of the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme: a multi-stage winnowing screening fine aggregate fine processing device comprises a crushing box fixed above the ground, a first air screening box arranged above the ground and below the crushing box in an inclined mode, a second air screening box connected to the first air screening box, a third air screening box connected to the second air screening box, a feed inlet arranged above the first air screening box and used for receiving discharged materials in the crushing box, an electric door arranged below the first air screening box and used for controlling discharged materials, an arc-shaped angle arranged on the electric door, a multi-stage screening device fixed on the ground and connected to the first air screening box and used for driving the first air screening box to vibrate, an air pump arranged on the side face of the first air screening box and used for blowing air to the inside of the first air screening box, and a dust suction box arranged on the other side of the first air screening box and used for absorbing dust and smaller particles; the dust suction box is also arranged on the second air separation screening box and the third air separation screening box; the multistage screening device comprises a vibration component, a driving component, a first control component, a stirring component, a third control component and a second control component, wherein the vibration component is connected to the first air separation screening box and used for driving the first air separation screening box to vibrate; when the device is used, fine aggregates are placed in the crushing box, then the crushing box crushes the fine aggregates, the crushed fine aggregates fall into the first air separation screening box through the feed inlet, then the driving component moves to drive the vibrating component to move, the vibrating component drives the first air separation screening box to do up-and-down reciprocating movement, so that the fine aggregates in the first air separation screening box vibrate, then the air pump blows off the dust which is lifted by vibration and blows the dust into the dust collection box, so that the dust is collected, then the fine aggregates with small particles continuously move towards the direction of the second control component under the action of vibration, then large particles are blocked by the third control component, qualified particles reach the second air separation screening box, then the particles in the second air separation screening box are dedusted under the action of wind and then reach the third air separation screening box, the dust is removed again, the vibration amplitude of the first air separation screening box is controlled by the first control component while the vibration component drives the first air separation screening box to vibrate up and down, then the stirring component moves to stir the fine aggregate in the first air separation screening box, and the second control component drives the third control component to move; the vibration degree of the first air separation screening box is controlled by the driving component and the vibration component, fine aggregates with different particle sizes can be vibrated, fine aggregates with different particle sizes and different requirements are regulated and screened, multi-stage control is realized, then the multi-stage screening device and the third control component control the discharging degree, the discharged particle size is controlled, unqualified particles are better left in the first air separation screening box, the first control component controls the vibration amplitude of the first air separation screening box, the vibration effect of the vibration component driving the first air separation screening box to vibrate can be improved, the first air separation screening box can vibrate better, the stirring component can stir the fine aggregates in the first air separation screening box, and the fine aggregates can be vibrated and simultaneously subjected to the action of the stirring component, the vibrating screen can vibrate and fall more uniformly and more dispersedly, so that fine aggregate can be better screened.
Furthermore, the third control component comprises a fourth guide rod fixed on the ground, a seventh connecting rod hinged on the second control component, a sixth sliding block hinged on the seventh connecting rod and arranged on the fourth guide rod in a sliding manner, a baffle plate arranged above the sixth sliding block and connected with the first air separation screening box in a sliding manner for blocking fine aggregates in the first air separation screening box, a supporting frame fixedly arranged on the side surface of the first air separation screening box, and a third guide rod fixed on the supporting frame, the two eighth sliding blocks are arranged on the third guide rod in a sliding mode, the first spring is arranged between the two eighth sliding blocks and used for controlling the holding positions of the two eighth sliding blocks, the eighth connecting rod is hinged to the eighth sliding blocks, the seventh sliding block is hinged to the two eighth connecting rods, the arc-shaped block is fixedly arranged on the seventh sliding block, and the tooth-shaped plate is matched with the arc-shaped block and fixed to the first wind separation screening box and used for clamping the position of the baffle; the sixth sliding block can support the baffle; the seventh connecting rod can drive the sixth sliding block to move upwards, the sixth sliding block can guide under the action of the fourth guide rod to move upwards, then the sixth sliding block can support the baffle to drive the baffle to move upwards, then the seventh connecting rod drives the sixth sliding block to reciprocate, so that the baffle can be supported by the sixth sliding block when the sixth sliding block is reset, the position of the baffle is better ensured, the fine aggregate is better screened in a multistage manner, then the baffle is matched with the arc-shaped block through the tooth-shaped plate, the position of the arc-shaped block is formed by driving the eighth sliding block to move towards the middle direction through the first spring, the arc-shaped block is driven to abut against the tooth-shaped plate through the eighth connecting rod, the motion of the arc-shaped block can be decomposed into the eighth sliding block to slide on the third guide rod in such a manner, and the service life of the first spring is prolonged while the operation stability of the equipment is ensured, the stability of equipment operation is better improved to the position of baffle is better guaranteed.
Furthermore, the second control assembly comprises a first guide rod fixedly arranged below the first air separation screening box, a fourth sliding block arranged on the first guide rod in a sliding manner, a second guide rod fixedly arranged below the fourth sliding block, a third sliding block arranged on the second guide rod in a sliding manner and connected with the vibration assembly and used for driving the second guide rod to move, a fifth sliding block fixedly arranged on the second guide rod and hinged to the seventh connecting rod and used for driving the seventh connecting rod, a first connecting plate connected to the two fifth sliding blocks, a sixth rod fixedly arranged on the first connecting plate, and a second connecting plate fixed to the sixth rod and connected to the two fourth sliding blocks; because the power of vibration subassembly can drive the third sliding block and carry out reciprocating motion on same water flat line, so through the cooperation of third sliding block and second guide bar and fifth sliding block, make the third sliding block can drive the third control subassembly and move when the motion, need not set up extra drive arrangement to make the vibration subassembly drive the transmission that the degree of first wind selection screening box vibration can be faster to third control subassembly and realize the screening of multistage fine aggregate according to the vibration degree of difference through the baffle.
Furthermore, the stirring assembly comprises two fourth fixing rods, a fifth supporting plate, a fifth fixing rod, a sixth supporting plate, a third spring, a third fixing rod, a rack, a gear, a second rotating shaft, a bearing, a stirring plate, a third fixing rod and a third supporting plate, wherein the two fourth fixing rods are slidably arranged below the first air separation screening box and matched with the arc-shaped angle, the fifth supporting plate is fixed to the two fourth fixing rods and used for enabling the two fourth fixing rods to move simultaneously, the fifth fixing rod is fixedly arranged on the fifth supporting plate, the sixth supporting plate is fixedly arranged on the fifth fixing rod, the third spring is arranged between the sixth supporting plate and the first air separation screening box and used for pulling the sixth supporting plate to control the position, the third fixing rod is fixedly arranged below the crushing box and located on the side face of the first air separation screening box, the rack is fixed to the third fixing rod and attached to the first air separation screening box, the gear is meshed with the rack, the second rotating shaft is connected to the gear, the bearing is arranged between the gear and the second rotating shaft and used for enabling the gear not to directly drive the second rotating shaft to move, the stirring plate is fixedly arranged on the second rotating shaft and located inside the first air separation screening box and used for stirring plate for stirring fine aggregate, The clamping component is fixedly arranged on the second rotating shaft and used for controlling the synchronous movement of the second rotating shaft and the gear, and the driving component is arranged in the second rotating shaft and connected to the sixth supporting plate and used for controlling the synchronous movement degree of the gear and the second rotating shaft; a cavity is arranged in the second rotating shaft; a sealing plate for sealing the cavity is arranged at the cavity; the driving part is arranged in the cavity; first wind selection screening case up-and-down reciprocating vibration can drive second pivot and gear and move together, later rack position is fixed, thereby can make the rack drive the gear reciprocal rotation that carries on, the vibration degree when first wind selection screening case increases, the gear drives the reciprocal angle that rotates that carries on of second pivot also can increase, thereby also be in the same time, the rotatory angle of second pivot increases, thereby stir the degree that the board carries out the stirring to the fine aggregate in the first wind selection screening case also can increase, thereby can also be different according to the requirement of screening when making fine aggregate better carry on after shaking up through stirring, the degree of stirring is changed automatically, thereby better realization is to the multistage screening of fine aggregate.
Furthermore, the clamping component comprises a seventh rod piece rotatably arranged on the gear, a torsional spring arranged on the seventh rod piece and used for controlling the position of the seventh rod piece, a first clamping plate fixedly arranged on the seventh rod piece, a sliding rod piece slidably arranged in the second rotating shaft, four third clamping plates slidably arranged on the side surfaces of the second rotating shaft, four second clamping plates fixedly arranged on the side surfaces of the second rotating shaft and matched with the third clamping plates and used for clamping the first clamping plates, and a clamping rod piece fixedly arranged on the gear and used for blocking the seventh rod piece to prevent the seventh rod piece from rotating anticlockwise; the driving part comprises a cross plate fixedly arranged on the sliding rod piece and a ninth connecting rod hinged to the cross plate and the third clamping plate; the two gears are respectively positioned on two sides of the electric door; the gear wheels at two sides of the electric door are respectively provided with a blocking rod piece for preventing the electric door from clockwise rotation and anticlockwise rotation; the clamping rod piece on the left side of the electric door in the drawing can not rotate anticlockwise, and the clamping rod piece on the right side of the electric door can not rotate clockwise; after the fine aggregates in the first air separation screening box are screened, the electric door is opened towards two sides when only the fine aggregates with unqualified large particles are left, then the arc-shaped angle on the electric door drives the sliding rod piece to move outwards through the fifth support plate, so that the third clamping plate moves towards the centripetal direction of the second rotating shaft through the multi-stage screening device, the third clamping plate does not clamp the first clamping plate any more, when the first air separation screening box moves up and down in a reciprocating way, the gear on the left side in the figure is taken as an example, the first air separation screening box moves upwards to enable the gear to rotate clockwise, then the seventh rod piece on the gear moves together, the seventh rod piece does not contact with the third clamping plate, then the first clamping plate on the seventh rod piece contacts with the second clamping plate on the way of moving, and then the seventh rod piece rotates clockwise, the first clamping plate reaches the other side of the other second clamping plate, so that the clockwise rotation of the gear cannot drive the second rotating shaft to rotate through the first spring, the second rotating shaft cannot drive the stirring plate to rotate clockwise, then the first air separation screening box moves downwards to enable the gear to rotate anticlockwise, the anticlockwise rotation of the gear can drive the seventh rod piece to move together, the seventh rod piece can contact with the second clamping plate, and the first clamping plate can drive the second clamping plate to move due to the fact that the first clamping plate on the seventh rod piece cannot rotate anticlockwise, and the second clamping plate drives the second rotating shaft to rotate anticlockwise; the gear motion principle on right side is the same with left principle to realize at last that the second pivot of first air classification screening incasement portion can drive and mix the board and carry out one-way stirring after the electrically operated gate is opened, the stirring direction that makes the stirring board is towards the electrically operated gate direction, thereby increased the speed of the ejection of compact when realizing better stirring effect, first air classification screening incasement portion has the large granule to remain when avoiding the ejection of compact.
Furthermore, the vibration assembly comprises a third connecting rod connected to the driving assembly and performing reciprocating motion, a first sliding block connected to the third connecting rod in a sliding mode and used for guiding the third connecting rod in the reciprocating motion, a first fixing rod fixedly arranged on the ground and fixed on the first sliding block and used for supporting the first sliding block, two first rod pieces fixedly arranged on two sides of the third connecting rod, a fourth connecting rod hinged to the first rod pieces, a second sliding block hinged to the fourth connecting rod, a plurality of second supporting plates fixedly arranged on two sides of the first air separation screening box and used for supporting the first air separation screening box, and a second fixing rod penetrating through the second supporting plates and used for guiding the movement of the second supporting plates; the first control assembly comprises a fourth rod piece which is arranged on the second sliding block in a penetrating mode and used for guiding the movement of the fourth rod piece; the drive assembly can drive the third connecting rod to reciprocate in first sliding block, later the third connecting rod can drive second sliding block reciprocating motion from top to bottom through the fourth connecting rod, later the second sliding block drives first wind screening box through the second backup pad and carries out reciprocating motion from top to bottom, the motion mode that the third connecting rod drove the fourth connecting rod can make better the adjusting of degree of second sliding block up-and-down motion, what make equipment can be better carries out multistage screening.
Furthermore, the first control assembly comprises a fifth connecting rod fixedly arranged on the first rod piece, a second rod piece rotatably connected to the fifth connecting rod, a sixth connecting rod fixed on the second rod piece, a matching plate hinged to the sixth connecting rod, a third rod piece fixedly arranged below the matching plate and slidably connected to the inside of the fourth rod piece, a third support plate slidably arranged above the second sliding block, a guide rail arranged between the third support plate and the second sliding block and used for guiding the third support plate to slide, a fourth support plate fixedly arranged on the second sliding block, a second spring arranged between the fourth support plate and the third support plate, a fifth rod piece fixed on the side surface of the second support plate, and a guide plate fixedly arranged below the matching plate and used for being matched with the fifth rod piece; the height of the first fixing rod can limit the first air separation screening box, so that the lowest position of the first air separation screening box is above the lowest position of the third supporting plate; the third connecting rod moves to drive the first wind screening box to move up and down and also drive the matching plate to move up and down, the second sliding block moves upwards to drive the second supporting plate to move through the third supporting plate, then the length of the sixth connecting rod is different from that of the fourth connecting rod, the upward movement degree of the second sliding block is different from that of the matching plate, the third supporting plate also moves together when the second sliding block moves upwards, then the fifth rod can slide the third supporting plate under the action of the guide plate, then the third supporting plate is separated from the second supporting plate to enable the first wind screening box to automatically fall down, so that the first wind screening box is driven to move upwards and then rapidly falls down under the action of gravity, and the vibration effect and the vibration frequency of the first wind screening box are improved, later when the vibration degree of first wind screening case adjusted, the height of cooperation board also can change to exactly the position of deflector can change, thereby can be better carry out the change regulation of adaptability to the vibration of first wind screening case, better realization to the multistage screening of fine aggregate.
Furthermore, the driving assembly comprises a first supporting plate fixedly arranged on the ground, a rotating motor fixed on the first supporting plate, a first rotating shaft fixed at the output end of the rotating motor and rotatably arranged on the first supporting plate, a first connecting rod fixed on the first rotating shaft, a second connecting rod hinged to the first connecting rod and the third connecting rod, a first sliding groove arranged on the first connecting rod, and an adjusting part arranged at the first sliding groove; the adjusting part comprises a ninth sliding block arranged in the first sliding groove in a sliding manner, a supporting end plate fixed on the first connecting rod, a trapezoidal screw fixed on the supporting end plate, and a threaded plate arranged on the trapezoidal screw in a sliding manner and fixedly connected to the ninth sliding block; the ninth sliding block is hinged to the second connecting rod; the rotation motor rotates and drives the third connecting rod to reciprocate through the first connecting rod and the second connecting rod, and then the position of the ninth sliding block can be adjusted through the rotary trapezoidal lead screw, so that the hinge point position of the first connecting rod and the second connecting rod is adjusted, and the reciprocating degree of the third connecting rod is adjusted.
In conclusion, the driving assembly and the vibrating assembly are arranged, so that the first air separation screening box can be subjected to vibration in different degrees according to different requirements of fine aggregate to be screened; the first control assembly is arranged, so that the vibration effect of the first air separation screening box is improved, fine aggregate can be better vibrated, and particles and dust which are very small in the first air separation screening box can be better screened; the stirring component is arranged to stir the interior of the first air separation screening box, so that the vibration effect of fine aggregate is further improved, the screening effect is improved, and the discharging speed is increased during discharging; the third control component is arranged, so that large-particle fine aggregates can be blocked and left in the first winnowing screening box, and large particles can be better processed in a circulating manner; the second control assembly is arranged to control the blocking degree of large particles, so that the fine degree of the obtained fine aggregate can be controlled.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of the multi-stage screening apparatus of the present invention;
FIG. 3 is an enlarged view of A of FIG. 2 according to the present invention;
FIG. 4 is a schematic structural view of a third support plate according to the present invention;
FIG. 5 is a schematic view of the structure of the guide plate according to the present invention;
FIG. 6 is a schematic view of the construction of the agitating assembly of the present invention;
FIG. 7 is an enlarged view of B of FIG. 6 in accordance with the present invention;
FIG. 8 is a schematic view of a detent member according to the present invention;
FIG. 9 is a schematic structural view of the stirring plate according to the present invention;
FIG. 10 is a schematic view of the structure of the bearing of the present invention;
FIG. 11 is a schematic view of the structure of a driving part according to the present invention;
FIG. 12 is a schematic view of the structure of the cavity of the present invention;
FIG. 13 is a first schematic structural diagram of a second control element of the present invention;
FIG. 14 is a second schematic structural diagram of a second control assembly of the present invention;
FIG. 15 is a schematic structural diagram of a third control assembly according to the present invention;
FIG. 16 is a schematic view of an arc block according to the present invention;
FIG. 17 is an enlarged view of C of FIG. 16 in accordance with the invention;
FIG. 18 is a schematic view of the structure of an adjustment member according to the present invention;
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.
As shown in fig. 1-18, a multi-stage winnowing screening fine aggregate finishing equipment, the device comprises a crushing box 1 fixed above the ground, a first air separation screening box 2 arranged above the ground and below the crushing box 1 in an inclined manner, a second air separation screening box 3 connected to the first air separation screening box 2, a third air separation screening box 4 connected to the second air separation screening box 3, a feed inlet 21 arranged above the first air separation screening box 2 and used for receiving the discharge in the crushing box 1, an electric door 22 arranged below the first air separation screening box 2 and used for controlling the discharge, an arc-shaped angle 23 arranged on the electric door 22, a multistage screening device 5 fixed on the ground and connected to the first air separation screening box 2 and used for driving the first air separation screening box 2 to vibrate, an air pump 6 arranged on the side surface of the first air separation screening box 2 and used for blowing air into the first air separation screening box 2, and a dust suction box 7 arranged on the other side of the first air separation screening box 2 and used for absorbing dust and smaller particles; the dust suction box 7 is also arranged on the second air separation screening box 3 and the third air separation screening box 4; the multi-stage screening device 5 comprises a vibration component 52 connected to the first air separation screening box 2 and used for driving the first air separation screening box 2 to vibrate, a driving component 51 arranged on the ground and connected to the vibration component 52 and used for driving the vibration component 52 and controlling the vibration component 52 to drive the vibration degree of the first air separation screening box 2, a first control component 53 connected to the vibration component 52 and used for controlling the vibration amplitude of the vibration component 52 driving the first air separation screening box 2 to vibrate, a stirring component 54 connected to the first air separation screening box 2 and used for stirring fine aggregates in the first air separation screening box 2, a third control component 56 arranged at the connection part of the first air separation screening box 2 and the second air separation screening box 3 and used for blocking large-particle fine aggregate discharge, and a second control component 55 connected to the third control component 56 and used for controlling the discharge degree; when the device is used, fine aggregates are placed in the crushing box 1, then the crushing box 1 crushes the fine aggregates, the crushed fine aggregates fall into the first air separation screening box 2 through the feeding hole 21, then the driving component 51 moves to drive the vibrating component 52 to move, the vibrating component 52 drives the first air separation screening box 2 to do reciprocating movement up and down, so that the fine aggregates in the first air separation screening box 2 are vibrated, then the air pump 6 blows off the dust which is vibrated and blown up to the dust suction box 7, so that the dust is collected, then the fine aggregates with small particles continuously move towards the second control component 55 under the action of vibration, then the large particles are blocked by the third control component 56, qualified particles reach the second air separation screening box 3, and then the particles in the second air separation screening box 3 are dedusted under the action of wind, then, the fine aggregate reaches the third air separation screening box 4, dust is removed again, the vibration component 52 drives the first air separation screening box 2 to vibrate up and down, meanwhile, the vibration amplitude of the first air separation screening box 2 is controlled by the first control component 53, then the stirring component 54 moves to stir the fine aggregate in the first air separation screening box 2, and the second control component 55 drives the third control component 56 to move.
Specifically, the third control assembly 56 includes a fourth guide rod 5621 fixed on the ground, a seventh link 561 hinged to the second control assembly 55, a sixth slide 562 hinged to the seventh link 561 and slidably disposed on the fourth guide rod 5621, a baffle 563 disposed above the sixth slide 562 and slidably connected to the first air sifting box 2 for blocking the fine aggregate in the first air sifting box 2, a support frame 560 fixedly disposed on the side of the first air sifting box 2, a third guide rod 569 fixed to the support frame 560, two eighth slides 568 slidably disposed on the third guide rod 569, a first spring 57 disposed between the two eighth slides 568 for controlling the holding positions of the two eighth slides 569, an eighth link 7 hinged to the eighth slides 568, a seventh slide 566 hinged to the two eighth links 567, an arc-shaped block 566 fixedly disposed on the seventh slide 565, A toothed plate 564 fitted to the arc-shaped pieces 565 and fixed to the first air sifting box 2 for catching the position of the baffle 563; the sixth slider 562 holds up the baffle 563.
Specifically, the second control assembly 55 includes a first guide rod 553 fixedly disposed below the first air sifting box 2, a fourth slide block 552 slidably disposed on the first guide rod 553, a second guide rod 554 fixedly disposed below the fourth slide block 552, a third slide block 551 slidably disposed on the second guide rod 554 and connected to the vibrating assembly 52 for driving the second guide rod 554 to move, a fifth slide block 555 fixedly disposed on the second guide rod 554 and hinged to the seventh link 561 for driving the seventh link 561, a first connecting plate 556 connected to the two fifth slide blocks 555, a sixth rod 557 fixedly disposed on the first connecting plate 556, and a second connecting plate 558 fixedly disposed on the sixth rod 557 and connected to the two fourth slide blocks 552.
Specifically, the stirring assembly 54 includes two fourth fixing rods 542 slidably disposed below the first air separation and sieving box 2 and engaged with the arc-shaped angle 23, a fifth supporting plate 543 fixed to the two fourth fixing rods 542 for moving the two fourth fixing rods 542 simultaneously, a fifth fixing rod 5431 fixedly disposed on the fifth supporting plate 543, a sixth supporting plate 5432 fixedly disposed on the fifth fixing rod 5431, a third spring 5433 disposed between the sixth supporting plate 5432 and the first air separation and sieving box 2 for pulling the sixth supporting plate 5432 to control the position, a third fixing rod 541 fixedly disposed below the crushing box 1 and located on the side surface of the first air separation and sieving box 2, a rack 544 fixed to the third fixing rod 541 and attached to the first air separation and sieving box 2, a gear 545 engaged with the rack 544, a second rotating shaft 546 connected to the gear 545, and a bearing 540, a bearing 546 disposed between the gear 545 and the second rotating shaft 546 for preventing the gear 545 from directly driving the second rotating shaft 546 to move, A stirring plate 548 fixedly arranged on the second rotating shaft 546 and positioned in the first air separation screening box 2 for stirring the fine aggregate, a blocking component 547 fixedly arranged on the second rotating shaft 546 and used for controlling the synchronous movement of the second rotating shaft 546 and the gear 545, and a driving component 549 arranged in the second rotating shaft 546 and connected to the sixth supporting plate 5432 and used for controlling the synchronous movement degree of the gear 545 and the second rotating shaft 546; a cavity 5462 is arranged in the second rotating shaft 546; a sealing plate 5461 for sealing the cavity 5462 is arranged at the cavity 5462; the drive member 549 is disposed within the cavity 5462.
Specifically, the retaining member 547 includes a seventh rod 5471 rotatably disposed on the gear 545, a torsion spring 5472 disposed on the seventh rod 5471 for controlling the position of the seventh rod 5471, a first retaining plate 5473 fixedly disposed on the seventh rod 5471, a sliding rod 5476 slidably disposed in the second rotating shaft 546, four third retaining plates 5475 slidably disposed on the side surfaces of the second rotating shaft 546, four second retaining plates 5474 fixedly disposed on the side surfaces of the second rotating shaft 546 and engaged with the third retaining plates 5475 for retaining the first retaining plates 5473, and a retaining rod 5477 fixedly disposed on the gear 545 for retaining the seventh rod 5471 so that it cannot rotate counterclockwise; the driving component 549 comprises a cross plate 5491 fixedly arranged on the sliding rod 5476, and a ninth connecting rod 5492 hinged to the cross plate 5491 and the third clamping plate 5475; two gears 545 are respectively arranged at two sides of the electric door 22; the gear 545 on the two sides of the electric door 22 is provided with a retaining rod 5477 for preventing the electric door from rotating clockwise and anticlockwise; the position-locking rod 5477 on the left side of the power door 22 in fig. 6 cannot rotate counterclockwise, and the position-locking rod 5477 on the right side of the power door 22 cannot rotate clockwise.
Specifically, the vibration assembly 52 includes a third connecting rod 523 connected to the driving assembly 51 and performing reciprocating motion, a first sliding block 522 slidably connected to the third connecting rod 523 and used for guiding the reciprocating motion of the third connecting rod 523, a first fixing rod 521 fixedly arranged on the ground and fixed to the first sliding block 522 and used for supporting the first sliding block 522, two first rod members 524 fixedly arranged at two sides of the third connecting rod 523, a fourth connecting rod 525 hinged to the first rod member 524, a second sliding block 526 hinged to the fourth connecting rod 525, a plurality of second supporting plates 527 fixedly arranged at two sides of the first air separation box 2 and used for supporting the first air separation box 2, and a second fixing rod 528 penetrating through the second supporting plates 527 and used for guiding the motion of the second supporting plates 527; the first control assembly 53 comprises a fourth rod 536 penetrating through the second sliding block 526 for guiding the movement of the fourth rod 536; the driving assembly 51 can drive the third connecting rod 523 to reciprocate in the first sliding block 522, then the third connecting rod 523 can drive the second sliding rod 526 to reciprocate up and down through the fourth connecting rod 525, then the second sliding rod 526 drives the first air screening box 2 to reciprocate up and down through the second supporting plate 527, the third connecting rod 523 drives the fourth connecting rod 525, the degree of the up and down movement of the second sliding rod 526 can be better adjusted, and the equipment can be better screened in multiple stages.
Specifically, the first control assembly 53 includes a fifth link 531 fixedly disposed on the first link 524, a second link 532 rotatably connected to the fifth link 531, a sixth link 533 fixed to the second link 532, a matching plate 534 hinged to the sixth link 533, a third link 535 fixedly disposed below the matching plate 534 and slidably connected to the inside of the fourth link 536, a third support plate 537 slidably disposed above the second slide block 526, a guide rail 5371 disposed between the third support plate 537 and the second slide block 526 for guiding the third support plate 537 in a sliding manner, a fourth support plate 538 fixedly disposed on the second slide block 526, a second spring 5381 disposed between the fourth support plate 538 and the third support plate 537, a fifth link 539 fixed to a side surface of the second support plate 527, and a guide plate 5391 fixedly disposed below the matching plate 534 for engaging with the fifth link 539; the height of the first fixing rod 521 limits the first air separation screening box 2, so that the lowest position of the first air separation screening box 2 is above the lowest position of the third supporting plate 537.
Specifically, the driving assembly 51 includes a first supporting plate 511 fixedly disposed on the ground, a rotating motor 512 fixed to the first supporting plate 511, a first rotating shaft 517 fixed to an output end of the rotating motor 512 and rotatably disposed on the first supporting plate 511, a first connecting rod 513 fixed to the first rotating shaft 517, a second connecting rod 514 hinged to the first connecting rod 513 and the third connecting rod 523, a first sliding groove 515 disposed on the first connecting rod 513, and an adjusting member 516 disposed at the first sliding groove 515; the adjusting component 516 comprises a ninth sliding block 5161 slidably disposed in the first sliding groove 515, a supporting end plate member 5163 fixed to the first connecting rod 513, a trapezoidal lead screw 5164 fixed to the supporting end plate member 5163, and a threaded plate 5162 slidably disposed on the trapezoidal lead screw 5164 and fixedly connected to the ninth sliding block 5161; the ninth sliding block 5161 is hinged to the second link 514.
The specific working process of the invention is as follows: the fine aggregate is put into the crushing box 1, then the crushing box 1 crushes the fine aggregate and enters the first air separation screening box 2 along the feeding hole 21, at this time, the air pump 6 blows air into the first air separation screening box 2 to blow dust and small particles into the dust suction box 7, then the rotating motor 512 drives the first rotating shaft 517 to rotate, the first rotating shaft 517 drives the first connecting rod 513 to move, the first connecting rod 513 drives the second connecting rod 514, the second connecting rod 514 drives the third connecting rod 523 to reciprocate in the first sliding block 522, the third connecting rod 523 drives the second sliding block 526 to reciprocate up and down in the fourth rod 536 through the first rod 524 and the fourth connecting rod 525 while reciprocating, the upward movement of the second sliding block 526 drives the third supporting plate 537 to move upward, the third supporting plate 537 lifts the second supporting plate 527 to make the second supporting plate 527 slide upward in the second fixing rod 528, the second support plate 527 drives the first air separation screening box 2 to move upwards, then when the fifth rod member 539 on the third support plate 537 moves to the position of the guide plate 5391, the fifth rod member 539 cooperates with the guide plate 5391, so that the fifth rod member 539 drives the third support plate 537 to move towards the direction of the fourth support plate 538, the third support plate 537 no longer pulls the second support plate 527, then the first air separation screening box 2 falls freely, then the second slide block 526 moves downwards, the third support plate 537 is driven to move downwards, then the third support plate 537 moves to the lowest end, the third support plate 537 returns to the original position under the action of the second spring 5381, the second support plate 527 is held again, then the gear 545 engages with the rack 544 when the first air separation screening box 2 moves upwards and downwards, so that the gear 545 drives the second rotating shaft 546 to rotate in a reciprocating manner, the second rotating shaft 546 drives the stirring plate 548 to rotate in a reciprocating manner inside the first air separation screening box 2 through the clamping member 547, thereby stirring the fine aggregate in the first air separation screening box 2, then the third connecting rod 523 can drive the third sliding block 551 to reciprocate, the third sliding block 551 can drive the second guiding rod 554 to move, the second guiding rod 554 can drive the fourth sliding block 552 to slide on the third sliding block 551, the second guiding rod 554 can move up and down along with the first air separation screening box 2, the second guiding rod 554 can drive the fifth sliding block 555 to move, the fifth sliding block 555 drives the sixth sliding block 562 to move through the seventh connecting rod 561, then the baffle 563 moves to the highest position after the sixth sliding block 562 is driven to the highest position by the seventh connecting rod 561, then the arc-shaped blocks 565 on the baffle 563 can be clamped on the tooth-shaped plate 564, so that the position of the baffle 563 is kept fixed, when the fine aggregate is screened, the first air separation screening box 2 can vibrate, then the particles meeting the requirements can be vibrated out of the baffle 563 under the action of vibration and inclined arrangement, then, unqualified large particles are left in the first air separation screening box 2, then the second air separation screening box 3 and the third air separation screening box 4 can carry out the same treatment on the fine aggregate, but no plate for blocking the large particles is arranged, so that the second air separation screening box 3 and the third air separation screening box 4 can be used for screening the fine particles and dust, after the screening is finished, the electric door 22 can be opened, the arc-shaped angle 23 can drive the fourth fixing rod 542 to move, the fourth fixing rod 542 drives the fifth supporting plate 543 to move, then the fifth supporting plate 543 can drive the clamping part 547 to move, so that the gears 545 on the two sides of the electric door 22 can rotate differently, and the rotation directions can better discharge the large-particle fine aggregate on one side of the electric door 22;
need add according to the fine aggregate that requires the difference and add man-hour and realize automatically regulated, adjust ninth sliding block 5161's position through rotating trapezoidal lead screw 5164, make third connecting rod 523 reciprocating motion's degree change, thereby can make the height of baffle 563 change, thereby at this moment can make the fineness of the fine aggregate that obtains higher, the degree of reciprocating vibration about later first air classification screening case 2 also can increase, can carry out the quick fall of free fall under the effect of cooperation board 534 when increasing, fall on first dead lever 521, later the height of cooperation board 534 also can change under the effect of sixth connecting rod 533, thereby guarantee the change of first air classification screening case 2 realization vibration degree, thereby realize multistage screening.
It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Claims (8)
1. The utility model provides a multistage selection by winnowing screening fine aggregate finish machining equipment, including fix crushing case (1) in the ground top, locate ground top and smash first air classification screening case (2) that case (1) below slope set up, connect in second air classification screening case (3) of first air classification screening case (2), connect in third air classification screening case (4) of second air classification screening case (3), locate first air classification screening case (2) top and be arranged in catching feed inlet (21) of smashing the case (1) ejection of compact, locate electric door (22) that first air classification screening case (2) below is used for controlling the ejection of compact, locate arc angle (23) on electric door (22), fix subaerial and connect in first air classification screening case (2) and be used for driving multistage screening plant (5) that first air classification case (2) vibrate, locate first air classification case (2) side and be used for carrying out inside air pump (6) of air to first air classification screening case (2), A dust suction box (7) arranged at the other side of the first air separation screening box (2) and used for absorbing dust and smaller particles; the dust suction box (7) is also arranged on the second air separation screening box (3) and the third air separation screening box (4); the method is characterized in that: the multi-stage screening device (5) comprises a vibration component (52) connected to the first air separation screening box (2) and used for driving the first air separation screening box (2) to vibrate, a driving component (51) arranged on the ground and connected to the vibration component (52) and used for driving the vibration component (52) and controlling the vibration component (52) to drive the vibration degree of the first air separation screening box (2), a first control component (53) connected to the vibration component (52) and used for controlling the vibration amplitude of the vibration component (52) driving the first air separation screening box (2) to vibrate, a third control component (56) connected to the first air separation screening box (2) and used for stirring fine aggregates in the first air separation screening box (2), and a third control component (56) arranged at the joint of the first air separation screening box (2) and the second air separation screening box (3) and used for blocking the discharge of the large-particle fine aggregates, A second control assembly (55) connected to the third control assembly (56) for controlling the degree of discharge.
2. The multi-stage winnowing screening fine aggregate finishing equipment as claimed in claim 1, wherein: the third control assembly (56) comprises a fourth guide rod (5621) fixed on the ground, a seventh connecting rod (561) hinged to the second control assembly (55), a sixth sliding block (562) hinged to the seventh connecting rod (561) and arranged on the fourth guide rod (5621) in a sliding mode, a baffle (563) arranged above the sixth sliding block (562) and connected with the first wind screening box (2) in a sliding mode and used for blocking fine aggregates in the first wind screening box (2), a supporting frame (560) fixedly arranged on the side face of the first wind screening box (2), a third guide rod (569) fixed on the supporting frame (560), two eighth sliding blocks (568) arranged on the third guide rod (569) in a sliding mode, a first spring (57) arranged between the two eighth sliding blocks (568) and used for controlling the holding positions of the two eighth sliding blocks (568), and an eighth connecting rod (567) hinged to the eighth sliding block (568), A seventh sliding block (566) hinged with the two eighth connecting rods (567), an arc-shaped block (565) fixedly arranged on the seventh sliding block (566), and a toothed plate (564) which is matched with the arc-shaped block (565) and fixed on the first air separation screening box (2) and used for clamping the position of the baffle plate (563); the sixth slider (562) holds up the flap (563).
3. The multi-stage winnowing screening fine aggregate finishing equipment as claimed in claim 2, wherein: the second control component (55) comprises a first guide rod (553) fixedly arranged below the first air separation screening box (2), a fourth sliding block (552) slidably arranged on the first guide rod (553), a second guide rod (554) fixedly arranged below the fourth sliding block (552), and a third sliding block (551) slidably arranged on the second guide rod (554) and connected with the vibration component (52) and used for driving the second guide rod (554) to move, the second connecting plate is fixedly arranged on the second guide rod (554), hinged to the seventh connecting rod (561) and used for driving the fifth sliding block (555), a first connecting plate (556) connected with the two fifth sliding blocks (555), a sixth rod (557) fixedly arranged on the first connecting plate (556), and a second connecting plate (558) fixed on the sixth rod (557) and connected with the two fourth sliding blocks (552).
4. The multi-stage winnowing screening fine aggregate finishing equipment as claimed in claim 1, wherein: the stirring assembly (54) comprises two fourth fixing rods (542) which are arranged below the first wind screening box (2) in a sliding mode and matched with the arc-shaped angle (23), a fifth supporting plate (543) which is fixed on the two fourth fixing rods (542) and used for enabling the two fourth fixing rods (542) to move simultaneously, a fifth fixing rod (5431) which is fixedly arranged on the fifth supporting plate (543), a sixth supporting plate (5432) which is fixedly arranged on the fifth fixing rod (5431), a third spring (5433) which is arranged between the sixth supporting plate (5432) and the first wind screening box (2) and used for pulling the sixth supporting plate (5432) to control the position, a third fixing rod (541) which is fixedly arranged below the crushing box (1) and located on the side face of the first wind screening box (2), a rack (541) which is fixed on the third fixing rod (541) and attached to the first wind screening box (2), a gear (545) meshed with the rack (544), The fine aggregate screening device comprises a second rotating shaft (546) connected with a gear (545), a bearing (540) arranged between the gear (545) and the second rotating shaft (546) and used for enabling the gear (545) not to directly drive the second rotating shaft (546) to move, a stirring plate (548) fixedly arranged on the second rotating shaft (546) and positioned in a first air separation screening box (2) and used for stirring fine aggregates, a clamping component (547) fixedly arranged on the second rotating shaft (546) and used for controlling the synchronous movement of the second rotating shaft (546) and the gear (545), and a driving component (549) arranged in the second rotating shaft (546) and connected to a sixth supporting plate (5432) and used for controlling the synchronous movement degree of the gear (545) and the second rotating shaft (546); a cavity (5462) is arranged in the second rotating shaft (546); a sealing plate (5461) for sealing the cavity (5462) is arranged at the cavity (5462); the drive member (549) is disposed within the cavity (5462).
5. The multistage winnowing screening fine aggregate finishing equipment as claimed in claim 4, wherein: the clamping component (547) comprises a seventh rod piece (5471) rotatably arranged on the gear (545), a torsion spring (5472) arranged on the seventh rod piece (5471) and used for controlling the position of the seventh rod piece (5471), a first clamping plate (5473) fixedly arranged on the seventh rod piece (5471), a sliding rod piece (5476) slidably arranged in the second rotating shaft (546), four third clamping plates (5475) slidably arranged on the side surface of the second rotating shaft (546), four second clamping plates (5474) fixedly arranged on the side surface of the second rotating shaft (546) and matched with the third clamping plates (5475) and used for clamping the first clamping plates (5473), and a clamping rod piece (5477) fixedly arranged on the gear (545) and used for blocking the seventh rod piece (5471) to enable the seventh rod piece not to rotate anticlockwise; the driving part (549) comprises a cross plate (5491) fixedly arranged on the sliding rod piece (5476) and a ninth connecting rod (5492) hinged to the cross plate (5491) and the third clamping plate (5475); two gears (545) are arranged and are respectively positioned at two sides of the electric door (22); the clamping rod pieces (5477) arranged on the gears (545) positioned on the two sides of the electric door (22) are respectively used for preventing the electric door from rotating clockwise and anticlockwise; the clamping rod piece (5477) on the left side of the electric door (22) in the figure (6) can not rotate anticlockwise, and the clamping rod piece (5477) on the right side of the electric door (22) can not rotate clockwise.
6. The multi-stage winnowing screening fine aggregate finishing equipment as claimed in claim 1, wherein: the vibration component (52) comprises a third connecting rod (523) connected with the driving component (51) and performing reciprocating motion, a first sliding block (522) connected with the third connecting rod (523) in a sliding mode and used for guiding the reciprocating motion of the third connecting rod (523), a first fixing rod (521) fixedly arranged on the ground and fixed on the first sliding block (522) and used for supporting the first sliding block (522), and two first rod pieces (524) fixedly arranged on two sides of the third connecting rod (523), the second rod is hinged to a fourth connecting rod (525) of the first rod piece (524), a second sliding block (526) hinged to the fourth connecting rod (525), a plurality of second supporting plates (527) fixedly arranged on two sides of the first air separation screening box (2) and used for supporting the first air separation screening box (2), and a second fixing rod (528) arranged on the second supporting plates (527) in a penetrating mode and used for guiding the movement of the second supporting plates (527); the first control component (53) comprises a fourth rod (536) which is arranged on the second sliding block (526) in a penetrating way and used for guiding the movement of the fourth rod (536); drive assembly (51) can drive third connecting rod (523) reciprocating motion in first sliding block (522), later third connecting rod (523) can drive second sliding block (526) reciprocating motion from top to bottom through fourth connecting rod (525), later second sliding block (526) drive first wind selection screening box (2) through second backup pad (527) and carry out reciprocating motion from top to bottom, third connecting rod (523) drive the motion mode of fourth connecting rod (525) can make better the adjusting of degree of second sliding block (526) up-and-down motion, make the multistage screening of carrying on that equipment can be better.
7. The multi-stage winnowing screening fine aggregate finishing equipment as claimed in claim 6, wherein: the first control assembly (53) comprises a fifth connecting rod (531) fixedly arranged on the first rod piece (524), a second rod piece (532) rotatably connected to the fifth connecting rod (531), a sixth connecting rod (533) fixedly arranged on the second rod piece (532), a matching plate (534) hinged to the sixth connecting rod (533), a third rod piece (535) fixedly arranged below the matching plate (534) and slidably connected to the inside of the fourth rod piece (536), a third supporting plate (537) slidably arranged above the second sliding block (526), a guide rail (5371) arranged between the third supporting plate (537) and the second sliding block (526) and used for guiding the third supporting plate (537) in a sliding manner, a fourth supporting plate (538) fixedly arranged on the second sliding block (526), a second spring (5381) arranged between the fourth supporting plate (538) and the third supporting plate (537), a fifth rod piece (539) fixedly arranged on the side surface of the second supporting plate (527), A guide plate (5391) fixedly arranged below the matching plate (534) and used for matching with the fifth rod piece (539); the height of the first fixing rod (521) can limit the first air separation screening box (2), so that the position, which is the lowest position, of the first air separation screening box (2) is above the position, which is the lowest position, of the third supporting plate (537).
8. The multi-stage winnowing screening fine aggregate finishing equipment as claimed in claim 6, wherein: the driving assembly (51) comprises a first supporting plate (511) fixedly arranged on the ground, a rotating motor (512) fixed on the first supporting plate (511), a first rotating shaft (517) fixed at the output end of the rotating motor (512) and rotatably arranged on the first supporting plate (511), a first connecting rod (513) fixed on the first rotating shaft (517), a second connecting rod (514) hinged to the first connecting rod (513) and the third connecting rod (523), a first sliding groove (515) arranged on the first connecting rod (513), and an adjusting part (516) arranged at the first sliding groove (515); the adjusting component (516) comprises a ninth sliding block (5161) arranged in the first sliding groove (515) in a sliding manner, a supporting end plate component (5163) fixed on the first connecting rod (513), a trapezoidal lead screw (5164) fixed on the supporting end plate component (5163), and a threaded plate (5162) arranged on the trapezoidal lead screw (5164) in a sliding manner and fixedly connected with the ninth sliding block (5161); the ninth sliding block (5161) is hinged to the second connecting rod (514).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110760341.9A CN113680671A (en) | 2021-07-06 | 2021-07-06 | Multistage winnowing screening fine aggregate finishing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110760341.9A CN113680671A (en) | 2021-07-06 | 2021-07-06 | Multistage winnowing screening fine aggregate finishing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113680671A true CN113680671A (en) | 2021-11-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110760341.9A Withdrawn CN113680671A (en) | 2021-07-06 | 2021-07-06 | Multistage winnowing screening fine aggregate finishing equipment |
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| Country | Link |
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| CN (1) | CN113680671A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116510577A (en) * | 2022-12-23 | 2023-08-01 | 合众新能源汽车股份有限公司 | Vibration device |
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| JP2008086917A (en) * | 2006-10-02 | 2008-04-17 | Earth Technica:Kk | Size classifier |
| CN203253517U (en) * | 2013-05-16 | 2013-10-30 | 福建南方路面机械有限公司 | Sand production system |
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Application publication date: 20211123 |