CN1427129A - Mortar smearing machine and method of combining mortar smearing machine - Google Patents

Abstract

A method for combining several plastering machines supplied by a single mortar pump is disclosed, and features that a sealed hawk on the plastering machine has a ledge and serveral planes, and a sieve is mechanically driven to speed up the sieving of sand.

Description

The combined method of troweling machine and troweling machine

What the present invention relates to is a kind of troweling machine, and it is mainly used in surface coating, particularly in external wall plastering, furred ceiling plaster etc.

It is to be sleeved on the shell of impeller shaft with three strip blades to plaster that the application of prior art patent No. ZL95205351.9 discloses full-automatic troweling machine.The application of patent No. ZL94247389.2, disclosing fully automatic wall plastering machine is to plaster with the case of turning round.Builing industry skilled worker knows have various problems when manually plastering a wall, mutually far short of what is expected as the harl highest point with lowest part, often forging processing does not also get over, differ and carry out levelling and handle for avoiding occurring thin and thick, and plaster at many levels, and the hollowing phenomenon will appear in wherein arbitrary level construction wrong, often the back height is done and is survived firmly in appearance, wet and drop, it is rough and uneven in surface and to have crack, the rare meeting of mud contact layer moisture content to occur abundant to survive the high end, back, be difficult at that time know, do the back water evaporates and the hollowing phenomenon occurs, even tenesmus sometimes, the brick face is also different in the face of the rare thick requirement of mud with cement simultaneously.Plastering is a kind of extruding means, in the prior art mechanically actuated, it is hard at mud to plaster, metope height or metope absorb water under the fast situation, no matter how vertical track also can destroy desirable effect because of pressure, if must reach ideal effect, will damage equipment, and a lot of devices are often arranged on the metope, as switchbox, Fire Hose, curtain rod arm etc., giving plasters makes troubles, and it is artificial the most difficult that what smear is to plaster in the pipe seam, the wall plastering at small size band angle, the husky consumption used because of the present invention is very big, manually be unable to supply, the inventor solves these problems with a kind of gimmick of using both hard and soft tactics, and designs troweling machine.

Task of the present invention is to design a kind of novel troweling machine, the troweling machine hawk can a plurality of planes be plastered and can be changed the far and near distance of hawk from metope when rotating, hawk has hawk by wall, can victory replace rod soon easily, the sealing of hawk is not influenced by the state of work plane can, troweling machine can break away from parallel and finished product metope track, and sieve can separate things such as sand and stone automatically.

The combined method of troweling machine of the present invention is to have a defeated dredge pump, mud is transferred to for the mud person in charge, be responsible for a plurality of arms of branch for mud, each arm supplies two groups of troweling machine work mud through the mud control valve, the defeated mud amount of each arm is used the mud amount greater than what also can equal one group of troweling machine, and mud transfers to hawk, the compressed recurrent canal that enters of surplus mud through control valve by floating control valve of the mud of arm on hawk and probe control valve, the defeated dredge pump hopper that feeds back, two groups of troweling machines come and go when operation alternately uses mud.Every group of troweling machine formed by many, there is connector to fix between them, can add hawk in addition between per two, the power that other adds hawk comes from the power part on the base, other adds hawk and moves on two adjacent tracks of adjacent two troweling machines, relative the staggering of lifting member position of its lifting member and original hawk, every group of troweling machine all has line bob, rod and becomes photosystem; Every group of troweling machine can a shared probe, and metope peak display unit, finished product metope selecting arrangement are all arranged.The sealing of hawk is not influenced by the state of work plane can, and troweling machine can break away from parallel and finished product metope track, and sieve can separate things such as sand, stone automatically.

Troweling machine is to have can walk more than two also can the leak water wheel of planar tracks of ground line track, under the axle supporting, lean on the device support base of adjustable support balance, the engine parts drive many gears gearbox, many gears gearbox drives lifting member and rises, descending motion, and spread out of power drive fuselage along the track of walking to be parallel to the finished product metope and control, has 100mm, 200mm, 500mm, 1m, the lifting member track support of 2m specification, supporting the lifting member track rises, descending motion and control, fix by the fixture many places on the lifting member track during work, and be connected and fixed with the lifting member support; Many gears gearbox also spreads out of energy resource supply ventilation apparatus and hydraulic pressure water-supplying device and control, spreads out of power and drives into photosystem and be carried out to light, has mechanical wave in transmission process.The hawk work plane is not parallel to finished product metope track size and limit the fuselage position, hawk carries out the space rotation of arbitrarily angled optional position in the given zone of fuselage, hawk has probe, metope peak display unit, finished product metope selecting arrangement, probe has the equipment that obstruction was reported to the police, controlled mud, changes lifting member rising, descent direction, through floating control of mud and probe control, hawk can return defeated dredge pump hopper with the surplus mud in back.Hawk is supplied with under the situation of mud at troweling machine for the mud pipe, mud is through several defeated mud hole input hawk hopper dredgers, several planes are arranged below the hawk hopper dredger, form the curved surface work plane, these planes become work plane and plaster under the rotation of hawk different angles, hawk is made up of more piece, and the hawk work plane has the elasticity note of instruction, and the elasticity note of instruction also can remove.Becoming photosystem is to drive eccentric shaft through transfer motion power, and eccentric shaft drivening rod, connecting rod drive into the photosystem lever and move.Become light spare not to be subjected to fuselage, become light spare not to be subjected to be become the orientation of light metope to limit, do not become light spare to become the restriction of light method, become light spare to close up with fuselage from the distance limit that is become the light metope.Rod is not subjected to used size, the finished product metope is from the distance of combined plastering machine, the orientation restriction of fuselage and work plane, be not subjected to the restriction of fuselage mechanical wave, itself can hang the line bob, very flexible after the suspension, linear gaps in the middle of weighing down, line is arranged, can see the normal line of back in the slit, be provided with warning device between line bob and normal line, be parallel to that finished product metope track support can different size carries out the more piece combination the lifting member track support with resembling, supports parallel is in finished product metope track, be parallel to finished product metope track and also have above specification composition different size, the walking of supported back restriction fuselage.Hawk has hawk by wall, can victory replace rod soon easily, and the sealing of hawk is not influenced by the state of work plane can, and troweling machine can break away from parallel and finished product metope track, and sieve can separate things such as sand and stone automatically.

Fig. 1 is the troweling machine elevation of troweling machine of the present invention.

Fig. 2 is the troweling machine left view of troweling machine of the present invention.

Fig. 3 is the troweling machine vertical view of troweling machine of the present invention.

Fig. 4 is the troweling machine mud control valve of troweling machine of the present invention.

Fig. 5 is the combination schematic diagram of troweling machine of the present invention.

Fig. 6 is that troweling machine of the present invention promotes orbital arrangement method schematic diagram for using when combination.

Fig. 7 is a troweling machine lifting member trade shape schematic diagram of the present invention.

Fig. 8 is the defeated mud schematic diagram of troweling machine of the present invention.

Fig. 9 is a troweling machine sieve schematic diagram of the present invention.

Plaster with this troweling machine, need not fill muscle, get ready, operating efficiency is far longer than 50 skilled workers' operating efficiency (the experiment proved that), and can solve the difficult problem in the real work preferably,, avoided by the defeated mud of pipeline with defeated dredge pump by the inconvenience of hoist to high level fortune mud.

The concrete scheme of troweling machine is: the mud in the mixer is poured defeated dredge pump hopper into, be responsible for 99 by defeated dredge pump input for mud, what defeated dredge pump connected also can be two for the mud person in charge 99, be responsible for for every a plurality of mud arms 100 that supply are arranged on 99, each arm 100 connects the floating control valve of mud and regulates defeated mud, control method is after an arm 101 stops with mud, defeated next mud is temporarily stored, when the resistance of depositing the mud generation supplies the impulse force of mud more than or equal to this confession mud arm 100, close this arm 101, open another arm 101 defeated mud mouths simultaneously, though also deposit mud in the pipe, become gradually greatly from the impulse force of the mud of defeated dredge pump, when impulse force during greater than resistance, wash mud control valve switch open, come and go like this alternately for mud.Arm 101 is for two groups of troweling machine mud, and the defeated mud amount of every arm 101 is used the mud amount more than or equal to one group of troweling machine, returns recurrent canal 77 through the surplus mud of control valve control, returns and fails the dredge pump hopper.Two groups of troweling machines come and go staggered when operation, and preferably wherein one time of return just in time is another time started, and defeated mud amount equals time of hawk 21 usefulness mud amounts can not be continuously above 3 hours.Every group of troweling machine formed by many, and shared 1 arm equates that for two groups of operating rates of smearing machine of mud for example every group of troweling machine formed by 3, and the sky thick stick 28 of every adjacent two troweling machines, base 4 have connecting rod 98 through bolt.Can also add a hawk in addition between every two adjacent troweling machines, other adds hawk 21 and can drive another cylinder by original cylinder constant speed and carry out lifting, also can drive the constant speed cylinder by many gears gearbox, also can organize on the troweling machine combination base switchbox is installed, for each hawk, cylinder energy at each.The combined plastering machine water can be provided by running water pipe, and each troweling machine respectively has an air supply device 50, also can a shared total air supply device.Other adds the lifting member of hawk and the lifting member of original hawk staggers up and down, along the two adjacent tracks of walking two adjacent troweling machines.Every group of troweling machine is when operation, the speed of plastering of all hawks equates, under special circumstances, the maximum displacement variation is no more than 20-50 centimetre, when finishing the finished product metope, all hawks in one plane dynamic wave frequency of engine parts of every group of ash machine are identical, as with same model diesel engine, with the motor of same model.Every group of troweling machine power circuit can be controlled power circuit on each hawk by a total circuit, can be power supply with a total lock also, and each hawk all controllable motor just changes.All wired bob on scope of operation track support and the lifting member rail bracket, also fixing rod, have into photosystem, probe can be shared one, also can use respectively to carry, and all have the location hole of troweling machine device therefor on every group of troweling machine, after taking apart, installing every troweling machine of troweling machine equipment can produce separately, and has metope peak display unit, finished product metope selecting arrangement.

This troweling machine has two above both sides to have the wheel 1 that track card face, centre have rail groove, ground rail also can be walked in the plate rail road of can leaking water, support by the connection of two wheel back shaft 86 axis holes, wherein one has the wheel 85 that drives the fuselage motion, drive fuselage through fuselage walking driving-belt 45 and walk ground line track 87, move along being parallel to finished product metope track 29 again; Wheel back shaft 86 cooperates with wheel 1 axis hole, and have a wheel support 2, the bolt 3 that the adjustable frames balance is arranged on the wheel support 2, the nut that bolt 3 has on base is regulated the base balance, also can be with connecting displacement transducer on 2: four supports 2 of scheme, warp weighs down bottom centre's diode gives out light, and the displacement on the base coordinatograph is discerned through photosensitive circuit, moves.Connect hydraulic means on 3: four supports 2 of scheme.It is a terminal that starting circuit is weighed down from line, and it is a terminal that the error scale is drawn index, carries out the adjustment level through different errors with different speed, and power supply can be drawn by switchbox.Be fixed with engine parts 48 on the base 4, engine has eccentrically mounted weight iron, forms mechanical wave through vibration, and the engine parts can be used motor, diesel engine etc.(this facility case has adopted motor) drives many gears gearbox 46 through driving-belt 47, through gear driven wire rope drum 44, wire rope drum 44 can be rolled up wire rope 32 under the control of clutch, through break-in wheel 31, it thick stick 28, lifting member 34 is fixedlyed connected through bolt 33 with eight track card cylinders 36, track card cylinder 36 rises along lifting member track 26, descending motion, a plurality of holes are arranged on the lifting member track 26, when operation, can be used to trapped orbit through bolt, these holes also can be carried out bolt with track support 25 by connector 27 and are connected, between per two joint lifting member tracks 26 is that the swallow-tail form axis hole connects, the two sides is the track that lifting member 34 edges are walked, and lifting member track 26 is connected with track support 25 by several connectors 27 when operation; Track support 25 has 100mm, 200mm, 500mm, 1m, 2m specification.The rear end of lifting member 34 has absorbing water powder face storehouse 40, absorbing water powder face control valve 41 is arranged below the absorbing water powder face storehouse 40, through the air port 76 the absorbing water powder top blast to the semiproduct metope, lifting member 34 front ends carry out axis hole with the screw mandrel support and are connected, and the curved hydraulic piston 61 of spiral is arranged on the edge in hole, under 5 effects of the hydraulic means on the base 4, under hydraulic piston 61 effects, the screw mandrel support is rotated through hydraulic oil pipe 52 by key, keyway cooperation, and under the spring pressure effect, return automatically, their center line is in a plane.The screw mandrel support other end carries out axle by jointing and hawk after-poppet 65 and flexibly connects, tie point is the pivot point of hawk after-poppet 65, screw mandrel 90 through hawk screw mandrel bracket supports, under power adjustment feed screw nut 69 situation, with 89 flexible connections of connector, be rotated with 88 flexible connections of hawk after-poppet jointing connector; Their center line is in a plane.Hawk rotation is to be fulcrum with hawk after-poppet 65, screw mandrel 94 by the supporting of the screw mandrel support fixture on the hawk screw mandrel support, under dynamic action, regulate under feed screw nut 69 the situation, with connector 93 and 94 flexible connections of screw mandrel, with 92 flexible connections of cross direction connector, flexibly connect and be rotated with 91 of jointings on the hawk; Their center line is in a plane.The scheme that is rotated has multiple, is rotated through transmission as gear engagement, and the lever motion conversion arm of force can be rotated, and hydraulic means can make it be rotated.Have the rail bracket 38 that one or more could flexibly connect and fix control on the hawk after-poppet 65, on the track fastener 39 of fixedlying connected butter is arranged with hawk.Track fastener 39 carries out contact friction with rail bracket 38, shows the vestige that stays through butter, thereby demonstrates the metope peak of being plastered, and adds suitable floated coat thickness according to the position of this point, and trapped orbit fastens part 64, can select the position of finished product metope.Spring 63 two ends respectively are connected with rail bracket 38, track fastener 39, condition when trapped orbit fastens part 64 is: under the normal situation of each part of troweling machine, two tracks fasten the plane beeline that part 64 forms apart from the track 29 that is parallel to the finished product metope and equate.Rail bracket 38 has multiple with the scheme that track card 39 is left a trace, as having the sponge of prepared Chinese ink on the rail bracket 38, on rail bracket 38, have the similar pen that contacts with track fastener 39 or be exactly that pen is told juice or told mark, dusting face etc. on the track fastener 39, the hawk beeline of face from the plane that finished product metope track 29 is formed of plastering can change, and the position of change has: can change during the rotation of hawk work plane; Rail bracket 38 and track fastener 39 can change when changing the length of springs 63; Hawk screw mandrel support and lifting member joint also can be changed by the control of screw mandrel support fixture; The above three place also can change simultaneously, also can change at wantonly two places, but also the everywhere changes alone.The hawk 21 of hot investment casting is used mud, carry for the control of mud management and control system slurry valve through troweling machine, for mud hole 66 mud is imported hopper dredger through several by hawk after-poppet 65, mud floating 67 is arranged above the hopper dredger, change floating link 68 adjusting control valves 97 of drive mud through the mud position, the hopper dredger two ends can have also can not have plug.Plug and form integral cap above the hawk and seal, can be that the rotation tepetate in the center of circle seals with one, this can alleviate solution according on the track that is fixed on the hawk both sides when meeting different problems, fix by spring tension or pressure when no problem.Mud is floating by being with flexible grid and band elastical cloth fixedly to form.The curved surface that the hawk work plane is made up of a plurality of facets, these faceted width can be unequal, and the corner angle that these facets are formed can be on a concentric circumferences.On the facet band dormant bolt is arranged, can be at any time fixing elasticity note of instruction.Hawk 21 is made up of the more piece hawk, every joint all has step and connecting hole, connect through the cooperation of connector step, their corresponding each position shapes are unified, hawk 21 respectively has probe up and down, detection part 14 on the probe is not subjected to cross sectional shape, materials limitations, as long as test surface has straight degree, test surface is separately installed with obstacle detection 13, sprinkler head 15 is installed, connect hydraulic means 51 through feed pipe 53 and supply water, the detection part support can be varying sized and do not change position and fixing with hawk.The detection part support is along the orientation of probe supporting rail 20, pressure or pulling force by spring support, wherein a part of probe supporting rail 20 has string bracing frame 18 chords 19, after the interrupted generation relative displacement of probe by the 17 springing strings of the pellet shot from a slingshot on the detector carriage, ejecting alternative sounds according to the displacement that diverse location takes place reports to the police, can debate out the displacement that obstruction has hindered by sound, warning has multiple scheme, as on each displacement scale some power connections being arranged, on these joints and the pellet shot from a slingshot with power connection in parallel, when pellet shot from a slingshot is gone on a certain scale, connect the coil of this scale, hit the electronic organ of alternative sounds on one side etc. through hot-wire coil magnetic force.Fixing flexibly control mud bar is arranged on the detector carriage, it is through displacement control probe control valve 96, the control displacement of probe has the zone, in 96 displacements of probe control valve and warning displacement during near final area, the positive switch of control has a power failure, because inertia is connected the opposite side power supply and made hawk 21 commutation motions, dredging tube is through the control of floating control valve 97 of mud and probe control valve 96, and surplus mud enters recurrent canal through pressure piece 95.

The used circuit of this troweling machine is the Artificial Control way circuit, and the positive switch of probe control is through the control of the contactor in switchbox motor.Power supply on the ventilation apparatus 50 is drawn in switchbox, and itself has switch, and ventilation apparatus has multiple, and as blower fan, air pump etc., this facility scheme has adopted air pump.

The gas part that air pump produced by air supply pipe 54 to the hydraulic means voltage supply, another part through air supply pipe 54 for semiproduct metope fast drying loss water usefulness gas and air feed mouth 76 the absorbing water powder top blast of absorbing water powder face storehouse 40 confessions to metope.A hydraulic means part supplies into photosystem water and control, a part is for metope water and control, the pole supporting of fuselage by stretching out on day thick stick or the hoisting frame track support, have cylinder 30 on the pole, on it and the base with cylinder 30 in one plane, contact with the track that is parallel to the finished product metope.

Becoming photosystem is to roll through track card cylinder 36 frictionallies, track card cylinder one end has eccentric shaft, drivening rod 37, drive into photosystem lever 12 by connecting rod 37 through fixed support, becoming photosystem lever 12 to carry out axle with the movable and fixable axle of one-tenth photosystem regulating part is connected, become the photosystem regulating part and becomes the flexible connection of light spare axle and turn, and shaft end has holddown groove and fixed by the fixture on the part of hole, fixing means is a silking.Become photosystem lever 12 to be connected and turn, and shaft end has holddown groove and fixed by the fixture on the part of hole with one-tenth light spare connecting rod 59 axis holes on the feed pipe; Fixing means is a silking, even be adjusted to light spare jointly by the bolt 10 and the pressure bolt 11 that are fixed on on the light spare water pipe through fitting 58, the used one-tenth photosystem of one-tenth light spare lever 12 can be varying sized and fixing, become light spare 9 and feed pipe 53 to rivet, supply into light spare water through feed pipe 53, water supply scheme has multiple, lead to into light spare 9 as water pipe, this programme is to supply water with hollow one-tenth photosystem lever, through becoming photosystem water supply control valve 57 to feed to into light spare 9 by flexible pipe 60, supply water in the slit of leaning on between light spare 9 and the water pipe.The above, cylinder eccentric shaft end face is a curved surface, and drivening rod 37 is through the matched in clearance fulcrum, and the elasticity that fulcrum connects can be regulated, pine can drive into light spare when connecting and carry out back and forth movement and change into light spare both sides work plane when changing direction, can carry out plane motion during stressed joint.Become light spare itself to the attenuation gradually of each end, the frictional force of matching track card cylinder 36 and lifting member track 26 is less than the resistance that becomes light spare to bear, as after light spare is obstructed, the resistance of generation is during more than or equal to frictional force, and track card cylinder 26 becomes sliding friction by rolling friction.

Rod is made up of more piece, material can use sheet material to make with extra care and form, rod can be combined into different size and fixing as required, the rod support can be equipped with vibration absorber varying sized and in the above, as eliminating the mount vibration that causes by fuselage, two save rod support joint band one flexure strips and certain interval is arranged for another example through shock-absorbing spring 71.Rod support one end has the rod stand connection, flexibly connects and can fix with support shaft, and rod stand connection and rod are pressed from both sides and carried out axis hole and be connected, and axle head has holddown groove and carries out silking by the fixture on the hole and fix.The rod support is fixed on the lifting member track support 25, or is parallel on the finished product metope track support 74, and rotatable orientation.Can change as required holder orientation make rod flat with, upright with, tiltedly use etc., it is required with limiting the position that rod is not subjected to, and presss from both sides on the rod some objects where necessary and stretch out metope and become obstruction.Hawk on powder window limit, door can use rod during the limit.For hawk can be set on the more prompt fast hawk temporarily by wall, hawk can support through hawk by wall, track on track that is provided with along hawk or the sealing tepetate is through spring tension or pressure, make hawk lean on wall on the window limit, a door limit plays the effect of hawk rod, do not limit by wall material.

It is by the triangular stent support that is fixed on the support that line weighs down, it is the weight of a symmetrical hot investment casting, there is a delthyrium centre, the drift angle that delthyrium makes progress is greater than the angle at triangular bracket supports angle, there is a vertical slit centre of online bob, from then on the slit can see that line weighs down normal line behind, after the suspension, triangular support summit, line weigh down center line on same straight line, the back has warning device (with detector alarm equipment), is at this moment to utilize the displacement that normal line takes place and report to the police.There is scale the normal line both sides, and different sound exhalations is arranged on each scale.(as detector alarm equipment)

The track 29 that is parallel to the finished product metope is made up of more piece and is carried out axis hole and connects, and the track support 74 that is parallel to the finished product metope also is made up of more piece, and branch 100mm, 200mm, 500mm, 1m, 2m specification, connects by bolt.Be parallel to and have below the track support of finished product metope with base connector 79, regulate the connecting hole of the pressure bolt 80 on bolt 78 and the base, have the jointing 83 of support and base, the jointing of ground line track support 84, the connector of flat pole 81 on the base 82, flat pole 81 connectors all carry out axis hole with ground line track support 84 and base 82 with the track support 74 that is parallel to the finished product metope and are connected, the track support 74 that is parallel to the finished product metope is after regulating, be connected with back brace 75 peaceful pole 81 connector axles, form triangle and reinforcing.

Sieve is to have husky bucket 103, feed bin 104, by motor 105 through the V-belt, drive drives the sieve axle, sieve axle and sieve sheet are an integral body.When the sieve sheet is rotated, make sand, stone etc. carry out separating for several times, sieve is the multilayer trumpet type, and the sieve iron bar is outwards encrypted gradually by nexine.

Claims (10)

1, a kind of troweling machine is to drive many gears change gear box (46) by motor (48) to drive hawk (21) and plaster through wire rope drum (44), wire rope (32), it is characterized in that motor (48) drives many gears change gear box (46) and drives hawk (21) and plaster through wire rope drum (44), wire rope (32), hawk (21) bottom has a plurality of planes, and the width on these planes can be inequality.

2, a kind of as claim 1 described troweling machine, the rib that it is characterized in that forming on the last a plurality of plane of hawk (21) is not on a concentric circumferences.

3, a kind of troweling machine is to drive many gears change gear box (46) by motor (48), drive hawk (21) and plaster through wire rope drum (44), wire rope (32), it is characterized in that motor (48) drives many gears change gear box (46) and drives hawk (21) and plaster through wire rope drum (44), wire rope (32), hawk (21) has plug and composition integral cap above the hawk seals.

4, a kind of as claim 3 described troweling machines, it is characterized in that the integral sealing with the plug composition of hawk (21) band covers, can be that the center of circle is rotated with the axle.

5, a kind of troweling machine is to drive many gears change gear box (46) by motor (48) to drive hawk and plaster through wire rope drum (44), wire rope (32), it is characterized in that motor (46) drives many gears change gear box (46) and drives hawk (21) and plaster through wire rope drum (44), wire rope (32), hawk (21) has by wall, by the wall orbital motion.

6, a kind of as claim 5 described troweling machines, it is characterized in that being provided by the power of wall orbital motion pressure or pulling force by spring.

7, a kind of troweling machine is to drive many gears change gear box (46) by motor (48) to drive hawk through wire rope drum (44), wire rope (32), plaster, it is characterized in that motor drives many gears change gear box (46) and drives hawk (21) and plaster through wire rope drum (44), wire rope (32), the quality of plastering when plastering is to be discerned through circuit by error, control the execution part through executive circuit, regulate the vertical accuracy of hawk walking track.

8, a kind of as the claim 7 described machines that are put on, it is characterized in that with the line bob be benchmark (it is a terminal on road that line weighs down) is controlled hawk walking track automatically through quality error, circuit identification vertical accuracy.

9, sieve is made up of motor (105), husky bucket (103), husky storehouse (104) etc., it is characterized in that sieve is through power sand to be poured into husky bucket (103), sand enters Sha Cang (104) through sand bucket (103), motor drives sieve axle (106) and is rotated, sieve axle (106) becomes as a whole with the sieve sheet, and the sieve sheet is made of tubaeform multilayer, and the distance of sieve sheet iron bar is encrypted from inside to outside gradually.

10, a kind of combined method as claim 1,3,5,7 described troweling machines is: a defeated dredge pump is for being responsible for defeated mud more than two, be responsible for for every and divide several arms, every arm moves staggered for mud up and down for two groups of troweling machines, every group of troweling machine has connecting rod to carry out many combinations, every group of troweling machine can be like product, also can be that four series products cooperate and make up.

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