CN1012888B - Slip form pushing press - Google Patents
Slip form pushing pressInfo
- Publication number
- CN1012888B CN1012888B CN 88102989 CN88102989A CN1012888B CN 1012888 B CN1012888 B CN 1012888B CN 88102989 CN88102989 CN 88102989 CN 88102989 A CN88102989 A CN 88102989A CN 1012888 B CN1012888 B CN 1012888B
- Authority
- CN
- China
- Prior art keywords
- core pipe
- frame
- apart
- sliding formwork
- drive
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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- Moulds, Cores, Or Mandrels (AREA)
- Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)
Abstract
The present invention discloses a slip form pushing press for producing a single prestressed concrete hollow slab, which is characterized in that a pull device arranged in front of a machine frame and a slip form arranged on the inner side of the machine frame are connected with each other; a length scaler is arranged on the outer side of the machine frame, a core pipe is provided with a core pipe swing mechanism. A front baffle plate and a charging box in the slip form are used as an initial end plate and a final end plate of a hollow slab. Skeletal materials are shaped in the slip form by vibration, and the length is metered by the length scaler. The machine frame is pulled away from the shaped hollow slab at a certain distance by the pull device. The single slab can be shaped without cutting, and the quality of end heads is identical to that of end heads produced by a steel mould method. Different machines with different specifications can be designed with the present invention, and the speed of making slabs is from 1.2 to 1.5 meters per minute.
Description
The invention belongs to the machinery of producing the cement material moulded products, is a kind of slip form pushing press of producing prefabricated concrete hollow slab specifically.
At present, the machinery that adopts pressing technology to produce prefabricated concrete hollow slab or other similar products discloses more, as US3,181.222 disclosed a kind of machine of making the prestressed concrete pipe road, it is by the frame as cast product sliding formwork base plate, be positioned at fixedly metal reinforced spud pile under the pre-stressed state of frame two ends, be positioned at a certain fixed position on the frame, as first dividing plate of the initial end face of sliding formwork with the frame is the balladeur train composition of track, and balladeur train mainly comprises sliding formwork, material-pulling device (second partition), the drive unit that is connected with material-pulling device, the core pipe holder and fixedly connected core pipe, vibrating device, device for discharging etc.Concrete material is conveyed into sliding formwork by device for discharging, drive unit drives and to move back and forth about material-pulling device on the concrete that constantly applies pressure in the sliding formwork, vibrating device makes vibratory concrete closely knit, when material-pulling device applies pressure to concrete, its reaction force is done as a whole moving right to balladeur train, drive sliding formwork and core pipe and leave first dividing plate, and so forth, make the prestressed concrete pipe road extend lengthening gradually from left to right.Though this machine both can be used for producing the prestressed concrete pipe road, also can be used to produce prefabricated concrete hollow slab, but can only produce continuously shaped pre-stressed concrete hollow member, after rectangular (200 feet long) pre-stressed concrete hollow member is urged moulding, cut into the monomer members of user's Len req again, can not accomplish a veneer moulding for producing prefabricated concrete hollow slab.Because the core pipe is to be fixed on the core pipe holder, can not rotate simultaneously, so when balladeur train drive core pipe moved right, the core pipe caused that easily the cored slab endoporus cracks.
The objective of the invention is to design a kind of prefabricated concrete hollow slab slip form pushing press without cutting, the moulding of realization veneer.
The present invention is achieved in that a kind of slip form pushing press of producing prefabricated concrete hollow slab comprises frame, sliding formwork in the frame, the sliding formwork drive unit that is connected with sliding formwork, be located at an end in the sliding formwork and be fixed on core pipe on the set core base of frame, the pusher box of pushing sliding formwork inner concrete material, be located at and drive the reciprocating main drive of pusher box on the frame, be positioned at the vibrating mass at core pipe free end top and be located at the dump skip that is positioned at the sliding formwork top on the frame, be provided with at said frame front and make frame draw back drawing of certain distance apart from device with respect to molded concrete slab, main drive is installed on the installing plate that can do to relatively move with frame, installing plate is bearing on the set flat guide of frame, the frame outside also is provided with the length-counted device of control concrete slab length, it is by two trombone slides that are arranged symmetrically in the frame outside, travel switch and two directive wheels of being installed in the stroke collision block on the trombone slide and being fixed on the frame are formed, trombone slide one end bearing is on a directive wheel, the other end passes another directive wheel and is connected with support, core pipe support end afterbody is provided with and makes the core pipe make the core pipe rotating mechanism that back and forth rotates, the one end is fixedlyed connected with frame, and the other end is connected with core pipe afterbody.
When making cored slab, concrete material quantitatively is interrupted by dump skip sends into sliding formwork, and in sliding formwork, be urged vibration moulding, utilize length-counted device control cored slab length, by drawing frame is drawn back certain distance together with sliding formwork and core pipe and in type cored slab apart from device, without cutting, realize the veneer moulding of cored slab, and significantly improve the quality of cored slab.
Below in conjunction with the drawings and specific embodiments the present invention is described in detail:
The present invention provides following accompanying drawing:
Figure one is the slip form pushing press schematic diagram;
Figure two is dump skip structural representations;
Figure three is dump skip A-A generalized sections;
Figure four is that oil pressure draws apart from the device schematic diagram;
Figure five is that electromechanics draws apart from the device schematic diagram;
Figure six is sliding formwork and oil pressure sliding formwork drive unit schematic diagram;
Figure seven is sliding formwork forming cavity section structure schematic diagrames;
Figure eight is dynamo-electric sliding formwork drive unit schematic diagrames;
Figure nine is oil pressure core pipe rotating mechanism schematic diagrames;
Figure ten is dynamo-electric core pipe rotating mechanism schematic diagrames;
Figure 11 is the length-counted device schematic diagram.
With reference to the accompanying drawings, main drive 1 moves back and forth pusher box 19 by crank 26 and connecting rod 24, and the bottom surface of pusher box 19 biside plates studs with copper bar 53(and sees Fig. 7), to reduce frictional resistance.Dump skip 4 is made up of rotary drum 10, rocking arm 16 and the back-moving spring 15 of even lattice.The axle 12 of rotary drum 10 is connected (see figure 2) by ratchet or freewheel clutch 11 with rocking arm 16, and an end of back-moving spring 15 is fixed on the support of dump skip 4, and the other end is connected with rocking arm 16.When pusher box 19 is return, by pull bar 18 and the collision block 14 that is fixed on the pull bar 18 rocking arm 16 is rotated counterclockwise, by ratchet or freewheel clutch 11 rotary drum 10 is and then rotated again, a lattice aggregate in the rotary drum 10 is sent into pusher box 19 the place aheads, during pusher box 19 pushers; rocking arm 16 resets under the effect of back-moving spring 15, and ratchet or freewheel clutch 11 guarantee 10 counterclockwise one-directional rotation of rotary drum to make dump skip 4 discontinuity feeding.
Frame 7 front portions are established and are drawn apart from device, it can adopt the oil pressure actuated mode, be that oil pressure draws apart from device be that two are drawn apart from driving the top that oil cylinder 25 symmetries are installed in the anterior installing plate 27 of frame 7, its piston rod 17 is connected (see figure 4) with the installing plate 27 of main drive 1, installing plate 27 is bearing on the set flat guide 56 of frame 7, and moves with drawing before and after the piston rod 17 that drives oil cylinder 25 flexible can be on flat guide 56; Also can adopt dynamo-electric type of drive, be that electromechanics draws apart from device by drawing apart from drive motors 29, decelerator 52, drawing apart from tooth bar 50 and draw apart from gear 55 and form (see figure 5), draw apart from drive motors 29 and decelerator 52 and be installed on the installing plate 27, draw apart from tooth bar 50 two ends and be separately fixed on the transverse slat 57 and 58 of frame 7, draw apart from gear 55 and be installed on the installing plate 27 by bearing block, drive by the gear on decelerator 52 output shafts 54, and with draw apart from tooth bar 50 engagements.Draw apart from gear 55 to rotate counterclockwise, frame 7 moves forward.
Sliding formwork 28 is rectangular metal frameworks, places the inboard of frame 7, and the one end is bearing in the elongated slot 59 of frame 7 first half both sides by the bearing pin 36 of both sides, the (see figure 6) of can sliding; 28 liang of outsides of sliding formwork respectively are provided with one group of guide roller 51(and see Fig. 7), side contacts in they and the frame 7, and can be along side rolls in the frame 7, the end face of guide roller 51 is provided with dashboard 48; 28 liang of inside back of sliding formwork all are provided with a sidewall panel 30, and its inner surface configuration and cored slab side match; The tail end of sliding formwork 28 is dismountable front aprons 13, and it links to each other with sliding formwork 28 by lock bolt 31.The sliding formwork drive unit can adopt the oil pressure actuated mode, and promptly oil pressure sliding formwork drive unit drives the fan-shaped stopping wheel 33 of oil cylinders 32, two band handles, a Y shape valve 60 by two sliding formworks and the pressing plate 34 and 35 that is located on the frame 7 is formed.Two sliding formworks drive the both sides that oil cylinder 32 symmetries are installed in frame 7, and its piston rod is connected with two bearing pins 36 on the sliding formwork 28 respectively, and two stopping wheels 33 also are installed in respectively on two bearing pins 36, and Y-valve 60 is connected with sliding formwork driving oil cylinder 32.The operation principle of this device is: when the piston rod of sliding formwork driving oil cylinder 32 stretches out fully, make sliding formwork 28 reach the place ahead terminal location, the pressing plate 34 that handle on the stopping wheel 33 is arranged on the frame 7 is pushed down, stopping wheel 33 is lifted, Y-valve 60 is mediated, the import and export that sliding formwork drives oil cylinder 32 are communicated with oil return pipe, make sliding formwork 28 be in quick condition; When sliding formwork 28 slow astern set a distances, stopping wheel 33 breaks away from the control of pressing plate 34, rotates counterclockwise under the gravity effect, and the cam surface of stopping wheel 33 is contacted with ground, stops sliding formwork 28 to retreat, and plays stopping function; When sliding formwork 28 relative frames 7 moved on to the caudal end position, the pressing plate 35 on the frame 7 was pushed down the handle of stopping wheel 33 again, made stopping wheel 33 break away from ground, and this moment, sliding formwork drove the termination of oil cylinder 32 strokes, and sliding formwork 28 can move forward with frame 7.
The sliding formwork drive unit also can adopt dynamo-electric type of drive, promptly forms dynamo-electric sliding formwork drive unit by sliding formwork drive motors 64, decelerator 66, electromagnetic clutch 63, drum 62, steel wire rope 61 and angle pulley 65.Sliding formwork drive motors 64 is installed on the frame 7, and is connected with electromagnetic clutch 63 with decelerator 66, and drum 62 is connected with sliding formwork 28 with steel wire rope 61 by angle pulley 65.The operation principle of this device is: sliding formwork drive motors 64 drives drum 62 by electromagnetic clutch 63 and rotates, and drum 62 is by steel wire rope 61 and angle pulley 65 traction sliding formworks 28; By electromagnetic clutch 63 outages, make drum 62 break away from sliding formwork drive motors 64, realize floating of sliding formwork 28; Make sliding formwork 28 stop by electromagnetic clutch 63 energisings, decelerator 66 self-lockings.
Length-counted device 6 is made up of two trombone slides 46 that are arranged symmetrically in frame 7 outsides, travel switch 45, stroke collision block 42, lifting arm 8, support 39, directive wheel 40 and 44, travel switch 45, directive wheel 40 and 44 are fixed on the frame 7, stroke collision block 42 is installed on the trombone slide 46, its position is adjustable, one end bearing of trombone slide 46 is on directive wheel 40, and the other end passes directive wheel 44 and is connected with the support 39 of length-counted device.
This machine is provided with control cabinet 2, so that various electrical control equipments to be installed; Be provided with Hydraulic Station 3, for all oil cylinders provide the control of power and direction, when drawing apart from device, sliding formwork drive unit, when core pipe rotating mechanism all adopts dynamo-electric type of drive, Hydraulic Station 3 can not established; This machine establishing loaded van 5 can be beated to prevent shaped segment according to the making sheet situation suitable counterweight of packing into.
The process that this mechanism of use is made the prefabricated concrete hollow slab veneer is as follows:
Make sliding formwork drive unit 32(or 64) sliding formwork 28 is pushed to the front end of frame 7, and make sliding formwork 28 be in quick condition, this moment, front apron 13 was near pusher box 19, Vibration on Start-up parts 9 and main drive 1, pusher box 19 is moved back and forth, dump skip 4 is interrupted quantitative feed, core pipe 20 is rotated, sliding formwork 28 backs away in cored slab moulding lengthening, when sliding formwork 28 falls back on certain distance sliding formwork 28 stop in season, the relative ground with the cored slab profiled section of sliding formwork 28 is static, and reaction force makes frame 7 walking forward gradually in continuing the making sheet process by pusher box 19; When frame 7 tail ends concordant with sliding formwork 28 tail ends, when front apron 13 exposes frame 7 tail ends, suspend main drive 1 and vibrating mass 9, unclamp lock bolt 31, make front apron 13 break away from sliding formwork 28, in the sleeve pipe 38 on the 8 insertion front aprons 13 of the lifting arm on the length-counted device, front apron 13 is stayed original position, as the long basal plane of meter, restart vibrating mass 9 and main drive 1, continue making sheet; Along with the long continuous increase of cored slab plate, frame 7 continues to move forward, travel switch 45 is gradually near stroke collision block 42, until colliding, it is long promptly to reach predetermined plate, main drive 1 and vibrating mass 9 are closed in travel switch 45 instructions, start core pipe rotating mechanism 23(or 47) and draw apart from device 25(or 29), the pusher box 19 that is in the cored slab terminal position withstands in type cored slab, reaction force makes frame 7 space out together with core pipe 20, expose frame 7 until the cored slab end, promptly make a cored slab veneer.Draw apart from device 25(or 29) counter motion make pusher box 19 be recovered to initial making sheet position, simultaneously front apron 13 is fixed back the tail end of sliding formwork 28, repeat said process, continue to make next piece cored slab.
The cored slab nominal length is determined by following formula:
L＝L
1+L
2+△L
In the formula, L
1It is the distance between pusher box 19 rear terminal positions to the front apron 13 rear terminal positions; L
2Be the initial distance of travel switch 45 to stroke collision block 42 end face centers, the position of adjustment stroke collision block 42 on trombone slide 46, can control panel long; △ L is the long allowed minus deviation of plate.
Can design the type of different size according to the present invention, produce the cored slab of corresponding specification, making sheet speed is 1.2～1.5 meters/minute, improves 4～6 times than manual making sheet efficient, and the cored slab quality reaches state specified standards.The long standard deviation of plate is
+ 10 -5, limit deviation is no more than
+ 15 -8
Claims (7)
1, a kind of slip form pushing press of producing prefabricated concrete hollow slab comprises frame 7, sliding formwork 28 in the frame 7, the sliding formwork drive unit 32 that is connected with sliding formwork 28, be located at ends in the sliding formwork 28 and be supported on core pipe 20 on the frame 7 set core bases 21, the pusher box 19 of pushing sliding formwork 28 inner concrete material, be located at and drive pusher box 19 reciprocating main drives 1 on the frame 7, be positioned at the vibrating mass 9 at core pipe 20 free end tops and be located at the dump skip 4 that is positioned at sliding formwork 28 tops on the frame 7, it is characterized in that being provided with in frame 7 front portions makes frame 7 draw back drawing apart from device of certain distance with respect to molded concrete slab, main drive 1 is installed on the installing plate 27 that can do to relatively move with frame 7, installing plate 27 is bearing on the set flat guide 56 of frame 7, frame 7 outsides are provided with the length-counted device 6 of control concrete slab length, it is by two trombone slides 46 that are arranged symmetrically in frame 7 outsides, be installed in stroke collision block 42 and the travel switch 45 that is fixed on the frame 7 on the trombone slide 46, directive wheel 40 and 44 is formed, one end bearing of trombone slide 46 is on directive wheel 40, the other end passes directive wheel 44 and is connected with support 39, the support afterbody of core pipe 20 is provided with and makes the core pipe make the core pipe rotating mechanism that back and forth rotates, the one end is fixedlyed connected with frame 7, and the other end is connected with core pipe afterbody.
2, according to the said a kind of slip form pushing press of claim 1, it is characterized in that said drawing apart from device employing oil pressure actuated mode, this draws apart from device and comprises that two are drawn apart from driving oil cylinder 25, symmetry is installed in the top of the anterior installing plate 27 of frame 7, and its piston rod 17 is connected with the installing plate 27 of main drive 1.
3, according to the said a kind of slip form pushing press of claim 1, it is characterized in that said drawing apart from device adopt dynamo-electric type of drive, electromechanics draws apart from device by drawing apart from drive motors 29, decelerator 52, drawing apart from tooth bar 50 and draw apart from gear 55 and form, draw apart from drive motors 29 and decelerator 52 and be installed on the installing plate 27, draw apart from tooth bar 50 two ends and be separately fixed on the transverse slat 57 and 58 of frame 7, draw to be installed on the installing plate 27 by the gear on decelerator 52 output shafts 54 to drive apart from gear 55, and with draw apart from tooth bar 50 engagements.
4, according to claim 1 or 2 said a kind of slip form pushing press, it is characterized in that said core pipe rotating mechanism adopts the oil pressure actuated mode, this core pipe rotating mechanism drives oil cylinder 23, tooth bar 37 and roller gear 22 by the core pipe and forms, the core pipe drives oil cylinder 23 and is fixed on the core base 21, its piston rod is connected with tooth bar 37, tooth bar 37 and roller gear 22 engagements that are located at every core pipe 20 afterbodys.
5, according to the said a kind of slip form pushing press of claim 3, it is characterized in that said core pipe driving mechanism adopts the oil pressure actuated mode, this core pipe rotating mechanism drives oil cylinder 23, tooth bar 37 and roller gear 22 by the core pipe and forms, the core pipe drives oil cylinder 23 and is fixed on the core base 21, its piston rod is connected with tooth bar 37, tooth bar 37 and roller gear 22 engagements that are located at every core pipe 20 afterbodys.
6, according to claim 1 or 2 said a kind of slip form pushing press, it is characterized in that said core pipe driving mechanism adopts dynamo-electric type of drive, this electromechanics core pipe rotating mechanism is made up of core pipe drive motors 47, power transmission shaft 49, helical gear 41 and 43, core pipe drive motors 47 is installed on the frame 7, and be connected with power transmission shaft 49, the helical gear 41 identical with core pipe 20 radicals is installed on the power transmission shaft 49, and they mesh with the helical gear 43 that is located at core pipe 20 afterbodys respectively.
7, according to the said a kind of slip form pushing press of claim 3, it is characterized in that said core pipe driving mechanism adopts dynamo-electric type of drive, this electromechanics core pipe rotating mechanism is made up of core pipe drive motors 47, power transmission shaft 49, helical gear 41 and 43, core pipe drive motors 47 is installed on the frame 7, and be connected with power transmission shaft 49, the helical gear 41 identical with core pipe 20 radicals is installed on the power transmission shaft 49, and they mesh with the helical gear 43 that is located at core pipe 20 afterbodys respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 88102989 CN1012888B (en) | 1988-05-24 | 1988-05-24 | Slip form pushing press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 88102989 CN1012888B (en) | 1988-05-24 | 1988-05-24 | Slip form pushing press |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1037860A CN1037860A (en) | 1989-12-13 |
| CN1012888B true CN1012888B (en) | 1991-06-19 |
Family
ID=4832391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 88102989 Expired CN1012888B (en) | 1988-05-24 | 1988-05-24 | Slip form pushing press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1012888B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103895087B (en) * | 2014-04-03 | 2016-02-17 | 河南省四达仙龙实业有限公司 | A kind of travel mechanism of drawing-die forming device |
| CN113152899B (en) * | 2021-04-07 | 2023-03-28 | 新疆蓬隆建设工程有限公司 | Automatic erect pipeline base of chute and pour dolly |
-
1988
- 1988-05-24 CN CN 88102989 patent/CN1012888B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CN1037860A (en) | 1989-12-13 |
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