CN2412719Y - Machine for producing hollow slab - Google Patents

Abstract

The utility model relates to a machine for producing a hollow slab, particularly a mould and a towing device. The mould is composed of a mould upper, a spacer of the mould upper, a front and a back baffles and a mould core. A crankshaft is supported in an inner cavity of the mould core by a bearing, and the front of the mould core is provided with a gear box on which a guiding disk of the mould core is fixed. The front part of the mould core is fixed on the guiding disk of the mould core, and a sprocket shaft which corresponds to the position and quantity of the mould core is output by the bottom of the gear box. A flexible shaft assembly is connected between the sprocket shaft and a crankshaft arranged in the mould core corresponding to the sprocket shaft. The towing device is used for forward pumping the mould core and dragging a mould frame which is composed of the front and the back baffles of the mould upper and a locating frame of the mould upper. Hollow slabs of required specifications are directly produced by the machine in an inner shock method. The utility model has the advantages of high productive efficiency, low labour intensity, and low cost and big density of the produced hollow slabs. The utility model is an advanced production apparatus for hollow slabs at present.

Description

Cored slab is produced machine

The utility model relates to a kind of production equipment of concrete core slab.

The production method of available coagulation soil cored slab has outer two kinds of method and the extrinsion pressings of shaking, and the method for shaking outward is because shortcoming such as working strength of workers is big, and framed distortion is big, and the member packing is low, and production efficiency is low, so method is eliminated substantially; Produce cored slab with extrusion, though efficient height, but need other configuration cuts machine and cutting blade, increased investment, also with regard to the corresponding production cost that strengthens the monolithic cored slab, and precast hollow slab is with after the cutting machine cutting, the reinforcing bar of plate end face is not stretched out at the plate two ends, during as roofing and floorboard, the overall performance of roofing or flooring is relatively poor with this cored slab, and the resistance to shock in house is relatively poor.

The purpose of this utility model provides a cored slab and produces machine, and the method for shaking in the employing is directly produced the cored slab that needs size, need not cut.

The purpose of this utility model realizes as follows: it relates to mould and draw-gear, mould is helped by mould, mould group locating rack, front and rear baffle and core rod constitute, draw-gear be used for twitching forward core rod and by mould group's front and rear baffle and mould group locating rack constitute framed, this mould also has bent axle with bearings in the core rod inner chamber, there is transmission case in the place ahead of core rod, fixing core rod positioning disk on the transmission case, the front portion of core rod is fixed on the core rod positioning disk, the corresponding sprocket shaft in position and quantity and core rod is arranged at the bottom of transmission case, go back fixed electrical machinery on the transmission case, be connected with driving chain between the driven pulley on the sprocket shaft and the driving wheel of motor, be connected with the flexible axle assembly between the bent axle in sprocket shaft and the core rod corresponding, constitute the internal-vibration type mould by above structure with it.After starting motor, the rotation of driven by motor sprocket shaft, process flexible axle assembly drives the crankshaft rotating in the core rod, because the eccentric rotary of bent axle drives the core rod vibration, can make framed interior concrete jolt ramming like this.

The structure that draw-gear can be used is: fixed traction motor, reduction box and splined shaft on frame, power is connected between traction electric machine and the reduction box, reduction gearbox output shaft connects splined shaft, on splined shaft, be with two axial restraints, the reel that circumferentially can rotate relative to splined shaft and axially slidably, the two-way engaging-piece that upwards matches in week with spline, be provided with on the two-way engaging-piece can make its respectively with the shift fork of reel engagement, on a reel ratchet and pawl arrangement that can prevent its reversing is set therein.This draw-gear frame bottom also has road wheel.Frame is fixedlyed connected with the transmission case in the internal-vibration type mould, the steel wire rope that has on the reel of ratchet hangs on the lower margin at demoulding direction of advance workbench edge, the steel wire rope prolong knot of another reel is on framed, after the concrete jolt ramming in the mould, make two-way engaging-piece and the reel engagement that ratchet is arranged, starting traction electric machine makes this reel pack up steel wire rope, because the other end prolong knot of steel wire is on lower margin, then whole draw-gear moves to the lower margin direction, and then drive core rod by the core rod positioning disk and move the demoulding, framed maintenance state as you were, another reel discharges steel wire rope, rotates freely under the steel wire rope pulling.After core rod is deviate from from framed fully, make two-way engaging-piece throw off this reel, draw-gear stops to move forward, and this reel can not reverse under ratchet effect, and when making the engagement of two-way engaging-piece and another reel pack up steel wire rope, this steel wire rope drags framed moving forward, this moment, backboard was answered perk, framed reach makes mandrel be inserted in again, enters into the prefabricated state of reposition, and the work of going round and beginning again can be made cored slab continuously like this.

The cored slab of the direct production requirement specification of method of shaking in this cored slab production machine adopts, the production efficiency height is 3 to 4 times of extruder output, labor strength is little, production cost is low, and the concrete core slab packing of making is big, is comparatively advanced at present cored slab production equipment.The cost of this product is low, and is easy to maintenance.

Below in conjunction with accompanying drawing the utility model is further described.

Fig. 1 is the structural representation that the utility model cored slab is produced the swing die of machine.

Fig. 2 is an A-A cutaway view Amplified image among Fig. 1.

Fig. 3 is the draw-gear schematic diagram that the utility model cored slab is produced machine.

With reference to Fig. 1, Fig. 2, Fig. 3, by mould group 5, front apron 4, backboard 1, mould group locating rack 15 constitutes framed, framed and core rod 2 constitutes the mould of prior art, the front and back position of front apron 4 in mould group 5 can be regulated the cored slab of producing different length to adapt to by regulating bolt, make backboard 1 perk when having folding handle 17 to be used on the backboard 1 with framed reach, be supported with bent axle 3 with bearing 6 in core rod 2 inner chambers of mould, there is transmission case 11 in the place ahead of core rod 2, the rear side of transmission case 11 is core rod positioning disk 8 fixedly, the front portion of core rod 2 is fixed on the core rod positioning disk 8, first active force in order to reduce to loose core, all mandrels should be twitched in batches, also can establish secondary positioning disk 7 at the rear of core rod positioning disk 8 for this reason, but its relative fixed is at slide on an axially segment distance and with its guiding of the core rod on the core rod positioning disk 82, so a part of core rod 2 is fixing with core rod positioning disk 8, another part and two road positioning disks 7 are fixing, can endwisely slip by relative core rod 2 inwalls with bent axle 3 its bearing blocks in the fixing core rod 2 of two road positioning disks 7, between the junction button 14 of two dishes, connect one section steel wire rope, to limit the sliding distance of two road positioning disks 7.Position and quantity and core rod 2 corresponding sprocket shafts 10 are arranged at the bottom of transmission case 11, go back fixed electrical machinery 12 on the transmission case 11, be connected with driving chain 20 between the driven pulley 22 on the sprocket shaft 10 and the driving wheel 19 of motor 12, chain expansion tightening wheel 18 also is set on transmission case 11, limit lid 21 is arranged in order to maintenance on the casing, be connected with flexible axle assembly 9 between the bent axle 3 in sprocket shaft 10 core rod 2 corresponding with it, flexible axle assembly 9 can add cable clamp with one section steel wire rope two ends and constitute.Draw-gear is fixed traction motor 32 on frame, reduction box 31, splined shaft 34, power is connected between traction electric machine 32 and the reduction box 31, reduction box 31 output shafts connect splined shaft 34, be with two reels 27 and a two-way engaging-piece 29 on the splined shaft 34, reel 27 axial restraints, circumferentially can rotate with respect to splined shaft 34, two-way engaging-piece 29 axially on slidably, week upwards with the spline fitted of splined shaft 34, on the two-way engaging-piece 29 shift fork 28 is set, stirring shift fork 28 can make two-way engaging-piece 29 and any reel 27 mesh or be in a disengaged position, the ratchet and pawl arrangement 30 that can prevent its reversing is set on a reel 27, directive wheel 23 is set on the draw-gear frame, 25, make the steel wire rope 24 of another reel 27 hang over directive wheel 23, on 25, stress point when being used to adjust traction, the frame bottom has land wheel 33 to be used for walking, also have the demoulding to draw the depoling of the transmission case 11 of button 26 and swing die to draw on the frame to buckle 13 and be connected, through directive wheel 23,25 steel wire rope 24 prolong knots are on mould group locating rack 15, and the steel wire rope 24 on the reel 27 of band ratchet hangs on the other direction lower margin at a distance.Behind the jolt ramming cored slab, make reel 27 rotations of band ratchet receive rope, thereby draw-gear drives transmission case 11 and 8 reaches of core rod positioning disk, the 2 beginning demouldings of part core rod, after a bit of distance that moves forward, core rod positioning disk 8 drives secondary positioning disk 7 reach again, and the 2 beginning demouldings of remainder core rod are framed as you were and make the reel 27 rotation release steel wire ropes 24 of no ratchet through dragging of steel wire rope 24.When the next operating position of arrival is finished in the demoulding, make the reel 27 receipts ropes of no ratchet drag framed, when framed when also arriving next operating position, open the ratchet of ratchet and pawl arrangement 30, make the reel 27 of no ratchet continue to receive rope, because at this moment framed frictional force move behind draw-gear, transmission case 11 and the core rod positioning disk 8 greater than the frictional force of draw-gear, adjust core rod 2 and framed position.

Claims (2)

1, a kind of cored slab is produced machine, relate to mould and draw-gear, mould is helped by mould, mould group locating rack, front and rear baffle and core rod constitute, it is characterized in that: this mould also is supported with bent axle (3) with bearing (6) in core rod (2) inner chamber, there is transmission case (11) in the place ahead of core rod (2), transmission case (11) is gone up fixedly core rod positioning disk (8), the front portion of core rod (2) is fixed on the core rod positioning disk (8), position and quantity and the corresponding sprocket shaft of core rod (2) (10) are arranged at the bottom of transmission case (11), go back fixed electrical machinery (12) on the transmission case (11), be connected with driving chain (20) between the driven pulley (22) on the sprocket shaft (10) and the driving wheel (19) of motor (12), be connected with flexible axle assembly (9) between the bent axle (3) in sprocket shaft (10) and the core rod (2) corresponding with it.

2, cored slab according to claim 1 is produced machine, it is characterized in that: the structure of draw-gear is: fixed traction motor (32) on frame, reduction box (31), splined shaft (34), power is connected between traction electric machine (32) and the reduction box (31), reduction box (31) output shaft connects splined shaft (34), be with two axial restraints on the splined shaft (34), the circumferential reel (27) that can rotate relative to splined shaft (34) and axially slidably, week upwards with the two-way engaging-piece (29) of spline fitted, two-way engaging-piece (29) is gone up setting can make its shift fork (28) that is meshed with reel (27) respectively, goes up the ratchet and pawl arrangement (30) that setting can prevent its reversing at a reel (27).

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