CN105945464A - Hydraulic automatic supporting device and method of reinforcing cage seam welder - Google Patents

Hydraulic automatic supporting device and method of reinforcing cage seam welder Download PDF

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Publication number
CN105945464A
CN105945464A CN201610422474.4A CN201610422474A CN105945464A CN 105945464 A CN105945464 A CN 105945464A CN 201610422474 A CN201610422474 A CN 201610422474A CN 105945464 A CN105945464 A CN 105945464A
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Prior art keywords
oil cylinder
steel reinforcement
fixed
reinforcement cage
cage
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CN201610422474.4A
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CN105945464B (en
Inventor
王德民
刘荣帅
邹建新
苏成志
刘杨
张健
张玉石
邵方超
吴红刚
钟垒
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Changchun University of Science and Technology
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Changchun University of Science and Technology
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • B23K37/0426—Fixtures for other work
    • B23K37/0435—Clamps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • B23K37/047—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps

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  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
  • Wire Processing (AREA)

Abstract

The invention discloses a hydraulic automatic supporting device and method of a reinforcing cage seam welder and relates to the field of mechanical engineering. The problems that an existing reinforcing cage supporting manner is complex in design and installation, high in cost, weak in anti-interference capacity and low in production efficiency. A material supporting frame in the device comprises a bottom frame, an oil cylinder fixed to the rear end of the bottom frame through an oil cylinder rear shaft, an oil cylinder pushing rod fixed to the front end of the oil cylinder, a connection plate connected with the front end of the oil cylinder pushing rod, a swing frame assembly connected with the front end of the bottom frame through a swing frame shaft, a supporting frame assembly fixed together with the upper end of the swing frame assembly, two supporting roller parts fixed to the supporting frame assembly, two rollers corresponding to the two supporting roller parts one to one, and a pull rod assembly fixed to the front end of the bottom frame through a pull rod shaft; the pull rod assembly can rotate around the pull rod shaft; the oil cylinder is connected with a proportional pressure reducing valve; and the two rollers are used for bearing reinforcing cages. The hydraulic automatic supporting device is simple in structure, easy and convenient to operate and low in cost; and the method is high in universality, and the reinforcing cages of different diameters can be automatically supported.

Description

The automatic support means of reinforcing bar cage seam welding hydraulic pressure and method
Technical field
The present invention relates to mechanical engineering technical field, be specifically related to a kind of reinforcing bar cage seam welding hydraulic pressure and automatically support Device and method.
Background technology
Utilize reinforcing bar cage seam welding during welded reinforcement cage, when steel reinforcement cage is molded into certain length (example Such as 4 meters) time, in order to avoid due to the excessive flexural deformation caused of steel reinforcement cage quality, needing to increase middle torr Bin supports the steel reinforcement cage of gradually molding.At present, the bracing frame of the commonly used level altitude of material supporting rack, when When producing the steel reinforcement cage of different-diameter, need to be equipped with the bracing frame of corresponding height, which adds and produce into This, reduce production efficiency simultaneously.The Chinese patent of Publication No. 103909338A discloses a kind of steel reinforcement cage The Novel supporting cage assembly of seam welder, this device has spring at carrying roller, and spring-compressed makes spring pressure pin contact To inductive proximity switch, thus control unlatching and the stopping of motor.It there is the problem that spring is anti-interference Ability is more weak, needs often to change, and design and installation is more complicated during life-time service.It addition, Publication No. The Chinese patent of 103785779A discloses a kind of automatic pneumatic in electric pole steel reinforcement cage forming machine and supports dress Putting, after its operation principle is rubber cylinder compressive deformation, steel reinforcement cage touches the height limit on cylinder support seat Position device, controls the opening and closing of cylinder with this.It there is the problem that rubber cylinder is expensive, Considerably increase design cost.Two kinds of above-mentioned steel reinforcement cage supporting way are all to make use of inductive proximity switch control The lifting of material supporting rack processed, but inductive proximity switch is easily affected by the surrounding environment, and produces error.
Summary of the invention
In order to solve design and installation complexity, the cost energy high, anti-interference that existing steel reinforcement cage supporting way exists The problem that power is weak, production efficiency is low, the present invention provide a kind of automatic support means of reinforcing bar cage seam welding hydraulic pressure and Method.
The present invention solves that the technical scheme that technical problem is used is as follows:
The automatic support means of reinforcing bar cage seam welding hydraulic pressure of the present invention, including:
Controller；
The proportional pressure-reducing valve being connected with controller, receives the voltage signal of controller output and is converted into oil Pressure；
The hydraulic pump being connected with proportional pressure-reducing valve, supplies the pressure oil needed for proportional pressure-reducing valve；
Material supporting rack, including: underframe, is fixed on the oil cylinder of underframe rear end, is fixed on oil cylinder by oil cylinder rear axle The oil cylinder pushing bar of front end, the connecting plate being connected with oil cylinder pushing bar front end, by rocker axle and underframe front end Be connected rocker assembly be fixed together with rocker assembly upper end carriage assembly, be fixed on carriage assembly Two carrying roller parts and fixing two rollers of two carrying roller parts one_to_one corresponding, fixed by pull rod shaft At the rod assembly of underframe front end, described rod assembly can rotate around pull rod shaft, and described oil cylinder reduces pressure with ratio Valve is connected, and two rollers are used for carrying steel reinforcement cage.
Further, described rocker assembly includes:
The connecting rod being connected with underframe by rocker axle, described connecting rod can rotate around rocker axle, on described connecting plate End is fixed on connecting rod lower end；
It is fixed on the second transverse slat of small end；
The first transverse slat being placed in parallel with the second transverse slat；
It is fixed on two fixed plates at the first transverse slat and the second transverse slat two ends.
Further, described carriage assembly includes:
Two crossbeams being parallel to each other, two carrying roller parts are each attached on two crossbeams；
Being fixed on two contiguous blocks at two crossbeam two ends, two fixed plate ends lead to two contiguous blocks respectively Cross axle to fix；
Being fixed on the connector of a crossbeam center, described connector is connected with rod assembly by axle.
Further, described controller uses the NJ controller of Omron, for control signal input and output.
Further, described proportional pressure-reducing valve uses Italy this RZGO-A-010/210/6 of atropic, is used for Voltage signal is changed into the oil pressure needed for oil cylinder.
Further, described hydraulic pump uses Kang Baishi towards the quantitative time slice pump VQ15-14-F-L in field.
Present invention also offers a kind of automatic method for supporting of reinforcing bar cage seam welding hydraulic pressure, comprise the following steps:
Step one, calculate the gross weight after steel reinforcement cage has welded according to steel reinforcement cage diameter D to be welded Amount, the gross weight after needing the weight of carrying to weld equal to steel reinforcement cage due to material supporting rack, therefore material supporting rack Weight m of needs carrying is:
m = ( nπΦ 1 2 p · ρ 1 4 + π 2 D 2 + p 2 * ρ 2 * Φ 2 2 4 ) · l ( l 4 + 1 ) p - - - ( 1 )
In formula (1), n is steel reinforcement cage main muscle radical, Φ1For steel reinforcement cage main muscle diameter, Φ2For reinforcing cage stirrup Diameter, p is reinforcing cage stirrup spacing, ρ1For steel reinforcement cage main muscle density, ρ2For reinforcing cage stirrup density, D is Steel reinforcement cage diameter, l is that steel reinforcement cage welds total length；
Step 2, try to achieve according to steel reinforcement cage diameter D to be welded material supporting rack need correspondence rise height h, Need weight m of carrying to need the height h of corresponding rise with material supporting rack according to material supporting rack, be calculated oil cylinder Oil pressure F:
mgs1=Fs2 (2)
In formula (2), m is the weight that material supporting rack needs carrying, and g is acceleration of gravity, s1For steel reinforcement cage Barycenter b is to the vertical dimension of centre of moment a, s2Vertical dimension for oil cylinder application point c to centre of moment a；
Step 3, relation curve according to the pressure adjustment amount of proportional pressure-reducing valve with voltage signal, to controller Input voltage signal, passing ratio air relief valve voltage signal is converted into oil cylinder required for oil pressure F and act on On oil cylinder, oil cylinder drives rocker assembly to move straight up relative to underframe, simultaneously by oil cylinder pushing bar Rod assembly lower end is rotated up around pull rod shaft, makes idler assembly together with roller by the linkage effect of carriage assembly Son raises corresponding height h.
Further, in step 2, trying to achieve material supporting rack according to steel reinforcement cage diameter D to be welded needs correspondence The concrete calculating process of the height h risen is:
During initial position, two roller lower ends are positioned on same horizontal plane with rocker axle, and steel reinforcement cage is positioned at two The top of individual roller, obtains the vertical dimension between the rocker axle of steel reinforcement cage central shaft and material supporting rack by measurement For 1.979m, can be calculated, according to formula (3), the height h that two rollers need correspondence to rise:
h 1 = ( R + d 2 ) 2 - ( L 2 ) 2 h = 1.979 - h 1 - d 2 - - - ( 3 )
In formula (3), h1For the vertical dimension at steel reinforcement cage center Yu roller center, R is steel reinforcement cage radius, d For the diameter of roller, L is the distance between two roller center.
The invention has the beneficial effects as follows: the automatic support means of reinforcing bar cage seam welding hydraulic pressure of the present invention is by control Device input voltage signal processed, passing ratio air relief valve voltage signal is converted into oil cylinder required for oil pressure and make It is used on oil cylinder, thus is stably raised by hydraulic oil cylinder driving material supporting rack, designed material supporting rack simple in construction, Design and installation are simple, easy and simple to handle, and this support means design cost is relatively low.
The automatic method for supporting of reinforcing bar cage seam welding hydraulic pressure of the present invention is not in the case of using sensor, it is achieved Automatic support to different-diameter steel reinforcement cage, versatility is relatively strong, and substantially increases steel reinforcement cage welding effect Rate, capacity of resisting disturbance is greatly enhanced simultaneously, is difficult to be influenced by the adverse circumstances, safe and reliable.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of automatic support means of reinforcing bar cage seam welding hydraulic pressure of the present invention.
Fig. 2 is the top view of a kind of automatic support means of reinforcing bar cage seam welding hydraulic pressure shown in Fig. 1.
Fig. 3 is the structural representation of carriage assembly.
Steel reinforcement cage diameter to be welded according to Fig. 4 solves the signal of the height that material supporting rack needs correspondence to rise Figure.
Fig. 5 is the structure diagram of a kind of automatic support means of reinforcing bar cage seam welding hydraulic pressure of the present invention.
Fig. 6 is the schematic diagram of a kind of automatic method for supporting of reinforcing bar cage seam welding hydraulic pressure of the present invention.
Fig. 7 is the pressure adjustment amount relation curve with voltage signal of proportional pressure-reducing valve.
In figure: 1, oil cylinder, 2, underframe, 3, rocker axle, 4, rocker assembly, 41, connecting rod, 42, solid Determine plate, the 43, first transverse slat, the 44, second transverse slat, 5, roller, 6, carrying roller parts, 7, carriage assembly, 71, contiguous block, 72, crossbeam, 73, connector, 8, rod assembly, 9, pull rod shaft, 10, connecting plate, 11, oil cylinder pushing bar, 12, oil cylinder rear axle, a, the centre of moment, b, the barycenter of steel reinforcement cage, c, oil cylinder application point.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail.
A kind of automatic support means of reinforcing bar cage seam welding hydraulic pressure of the present invention, specifically includes that controller, ratio Air relief valve, hydraulic pump and material supporting rack.
As shown in Figure 6, controller is connected with proportional pressure-reducing valve, proportional pressure-reducing valve respectively with hydraulic pump and fixing Oil cylinder 1 on material supporting rack is connected.After controller input voltage signal, voltage signal is transmitted by controller To proportional pressure-reducing valve, by hydraulic pump to proportional pressure-reducing valve supply pressure oil, passing ratio air relief valve is by voltage Signal be converted into oil cylinder 1 required for oil pressure F and act on oil cylinder 1, drive material supporting rack by oil cylinder 1 Overall speed stabilizing raises, and material supporting rack lifts steel reinforcement cage to be welded.
As depicted in figs. 1 and 2, material supporting rack include oil cylinder 1, underframe 2, rocker axle 3, rocker assembly 4, 5, two carrying roller parts 6 of two rollers, carriage assembly 7, rod assembly 8, pull rod shaft 9, connecting plate 10, Oil cylinder pushing bar 11, oil cylinder rear axle 12.Oil cylinder 1 rear end is connected with underframe 2 rear end by oil cylinder rear axle 12, Oil cylinder pushing bar 11 one end is fixed on oil cylinder 1 front end, and oil cylinder pushing bar 11 other end is fixed on connecting plate 10 Lower end.
Rocker assembly 4 mainly includes 41, two fixed plate the 42, first transverse slat the 43, second transverse slats 44 of connecting rod, Connecting rod 41 lower end is connected with underframe 2 front end by rocker axle 3, and connecting plate 10 upper end is fixed on connecting rod 41 times End, connecting rod 41 upper end is fixed on the second transverse slat 44 center, and the connecting rod 41 of rocker assembly 4 can be around rocker axle 3 rotate, and the first transverse slat 43 two ends are fixed with two fixed plates 42 respectively, the first transverse slat 43 and the second transverse slat Being parallel to each other between 44, the second transverse slat 44 two ends are fixed with two fixed plates 42 the most respectively.
As it is shown on figure 3, carriage assembly 7 mainly includes two contiguous blocks 71, two crossbeams 72, connectors 73, Being parallel to each other between two crossbeams 72, two contiguous blocks 71 fix two crossbeam 72 two ends respectively, i.e. one Contiguous block 71 is fixed on two crossbeam 72 left sides, and another contiguous block 71 is fixed on the two crossbeam 72 On right side, connector 73 rear end is fixed on crossbeam 72 center, and connector 73 front end is with peace Dress hole, connector 73 front end is connected with rod assembly 8 upper end by axle, and pull bar is passed through in rod assembly 8 lower end Axle 9 is fixed on underframe 2, and rod assembly 8 lower end can rotate around pull rod shaft 9.In rocker assembly 4 Two fixed plate 42 ends are fixed by axle with two contiguous blocks 71 respectively, i.e. one fixed plate 42 and upside Contiguous block 71 fixed by axle, the contiguous block 71 of another fixed plate 42 and downside is fixed by axle.Roller Son 5 is fixed on carrying roller parts 6, and two rollers 5 are fixed with two carrying roller parts 6 one_to_one corresponding, two Carrying roller parts 6 are each attached on two crossbeams 72, and i.e. two crossbeams 72 are parallel and horizontal positioned, two torr Roller member 6 is the most parallel and horizontal positioned, and carrying roller parts 6 are mutually perpendicular to crossbeam 72.
The automatic method for supporting of reinforcing bar cage seam welding hydraulic pressure of the present invention, is based on above-mentioned reinforcing bar cage seam welding liquid Pressing automatic support means to realize, the method is realized by following steps:
Step one, according to shown in Fig. 1, Fig. 2 and Fig. 6, the reinforcing bar cage seam welding hydraulic pressure of the present invention is propped up automatically Support arrangement has assembled.
Step 2, calculate steel reinforcement cage according to known parameters such as steel reinforcement cage diameter D to be welded and welded Gross weight after one-tenth, owing to material supporting rack needs the weight of carrying to be exactly the gross weight after steel reinforcement cage has welded, Thus can draw material supporting rack need carrying weight m:
m = ( nπΦ 1 2 p · ρ 1 4 + π 2 D 2 + p 2 * ρ 2 * Φ 2 2 4 ) · l ( l 4 + 1 ) p - - - ( 1 )
In formula (1), n is steel reinforcement cage main muscle radical, Φ1For steel reinforcement cage main muscle diameter, Φ2For reinforcing cage stirrup Diameter, p is reinforcing cage stirrup spacing, ρ1For steel reinforcement cage main muscle density, ρ2For reinforcing cage stirrup density, D is Steel reinforcement cage diameter, l is that steel reinforcement cage welds total length.
Step 3, can be in the hope of two roller 5 need in material supporting rack according to steel reinforcement cage diameter D to be welded Will be corresponding to the height h risen, concrete calculating process is as follows:
As shown in Figure 4, during initial position, two roller 5 lower ends and rocker axle 3 on same horizontal plane, Steel reinforcement cage is positioned at the top of two rollers 5, has a certain distance, by measurement obtain steel reinforcement cage central shaft with Vertical dimension between the rocker axle 3 of material supporting rack is 1.979m, can be calculated two rollers according to formula (3) The height h that the correspondence that needs son 5 rises:
h 1 = ( R + d 2 ) 2 - ( L 2 ) 2 h = 1.979 - h 1 - d 2 - - - ( 3 )
In formula (3), h1For the vertical dimension at steel reinforcement cage center Yu roller 5 center, R is steel reinforcement cage radius, d For the diameter of roller 5, L is the distance between two roller 5 centers.
Step 4, weight m carried according to material supporting rack needs and material supporting rack need the height h etc. of corresponding rise Parameter, utilizes principle of moment balance to be calculated the oil pressure F of oil cylinder 1, thus show that material supporting rack needs carrying The relation of the oil pressure F of weight m and oil cylinder 1:
mgs1=Fs2 (2)
In formula (2), g is acceleration of gravity, s1For the horizontal range of the barycenter b to centre of moment a of steel reinforcement cage, s2For the vertical dimension of oil cylinder application point c to centre of moment a, as shown in Figure 5.
Step 5, complete the oil pressure F to oil cylinder 1 calculate after, reinforcing bar cage seam welding comes into operation, steel Muscle cage stirrup welds around main muscle, when steel reinforcement cage is molded into certain length (4 meters), due to steel reinforcement cage Quality is too big and causes mid portion to be bent downwardly deformation, now, according to proportional pressure-reducing valve as shown in Figure 7 The relation curve of pressure adjustment amount and voltage signal, to controller input voltage signal (voltage analog), Voltage signal is sent to proportional pressure-reducing valve by controller, by hydraulic pump to proportional pressure-reducing valve supply pressure oil, Passing ratio air relief valve voltage signal is converted into oil cylinder 1 required for oil pressure F and act on oil cylinder 1, Oil cylinder 1 drives rocker assembly 4 to move straight up relative to underframe 2 by oil cylinder pushing bar 11, i.e. oil cylinder 1 elongation, drives oil cylinder pushing bar 11 to extend simultaneously, acts on rocker assembly 4 times by oil cylinder pushing bar 11 On the connecting plate 10 of end, the connecting rod 41 of rocker assembly 4 is rotated up around rocker axle 3, rod assembly 8 simultaneously Lower end is rotated up around pull rod shaft 9, makes idler assembly 6 together with roller 5 by the linkage effect of carriage assembly 7 Raise corresponding height h, i.e. material supporting rack entirety speed stabilizing and raise corresponding height h, two on idler assembly 6 Roller 5 carries the steel reinforcement cage that will deform.
In present embodiment, controller uses the NJ controller of Omron, for control signal input and output.
In present embodiment, proportional pressure-reducing valve uses Italy's atropic this (ATOS) RZGO-A-010/210/6, for changing into the oil pressure needed for oil cylinder 1 by voltage signal.
In present embodiment, hydraulic pump uses Kang Baishi towards the quantitative time slice pump VQ15-14-F-L in field, can keep Output flow velocity is constant.
The above is only the preferred embodiment of the present invention, it is noted that common for the art For technical staff, under the premise without departing from the principles of the invention, it is also possible to make some improvements and modifications, These improvements and modifications also should be regarded as protection scope of the present invention.

Claims (8)

1. the automatic support means of reinforcing bar cage seam welding hydraulic pressure, it is characterised in that including:
Controller；
The proportional pressure-reducing valve being connected with controller, receives the voltage signal of controller output and is converted into oil Pressure；
The hydraulic pump being connected with proportional pressure-reducing valve, supplies the pressure oil needed for proportional pressure-reducing valve；
Material supporting rack, including: underframe (2), the oil that is fixed on underframe (2) rear end by oil cylinder rear axle (12) Cylinder (1), the oil cylinder pushing bar (11) being fixed on oil cylinder (1) front end and oil cylinder pushing bar (11) front end The connecting plate (10) being connected, the rocker assembly (4) being connected with underframe (2) front end by rocker axle (3), The carriage assembly (7) that is fixed together with rocker assembly (4) upper end, it is fixed on carriage assembly (7) Two carrying roller parts (6), two rollers (5) fixing with two carrying roller parts (6) one_to_one corresponding, pass through Pull rod shaft (9) is fixed on the rod assembly (8) of underframe (2) front end, and described rod assembly (8) can be around drawing Bar axle (9) rotates, and described oil cylinder (1) is connected with proportional pressure-reducing valve, and two rollers (5) are used for carrying steel Muscle cage.
The automatic support means of reinforcing bar cage seam welding hydraulic pressure the most according to claim 1, it is characterised in that Described rocker assembly (4) including:
The connecting rod (41) being connected with underframe (2) by rocker axle (3), described connecting rod (41) can be around rocker Axle (3) rotates, and described connecting plate (10) upper end is fixed on connecting rod (41) lower end；
It is fixed on second transverse slat (44) of connecting rod (41) upper end；
The first transverse slat (43) being placed in parallel with the second transverse slat (44)；
It is fixed on two fixed plates (42) at the first transverse slat (43) and the second transverse slat (44) two ends.
The automatic support means of reinforcing bar cage seam welding hydraulic pressure the most according to claim 2, it is characterised in that Described carriage assembly (7) including:
Two crossbeams (72) being parallel to each other, two carrying roller parts (6) are each attached to two crossbeams (72) On；
It is fixed on two contiguous blocks (71) at two crossbeam (72) two ends, two fixed plate (42) end portion Do not fixed by axle with two contiguous blocks (71)；
Being fixed on the connector (73) of crossbeam (72) center, described connector (73) passes through axle It is connected with rod assembly (8).
The automatic support means of reinforcing bar cage seam welding hydraulic pressure the most according to claim 1, it is characterised in that Described controller uses the NJ controller of Omron, for control signal input and output.
The automatic support means of reinforcing bar cage seam welding hydraulic pressure the most according to claim 1, it is characterised in that Described proportional pressure-reducing valve uses Italy this RZGO-A-010/210/6 of atropic, for being converted by voltage signal Become the oil pressure needed for oil cylinder (1).
The automatic support means of reinforcing bar cage seam welding hydraulic pressure the most according to claim 1, it is characterised in that Described hydraulic pump uses Kang Baishi towards the quantitative time slice pump VQ15-14-F-L in field.
7. the method for supporting of the automatic support means of reinforcing bar cage seam welding hydraulic pressure described in claim 1, its feature It is, comprises the following steps:
Step one, calculate the gross weight after steel reinforcement cage has welded according to steel reinforcement cage diameter D to be welded Amount, the gross weight after needing the weight of carrying to weld equal to steel reinforcement cage due to material supporting rack, therefore material supporting rack Weight m of needs carrying is:
m = ( nπΦ 1 2 p · ρ 1 4 + π 2 D 2 + p 2 * ρ 2 * Φ 2 2 4 ) · l ( l 4 + 1 ) p - - - ( 1 )
In formula (1), n is steel reinforcement cage main muscle radical, Φ1For steel reinforcement cage main muscle diameter, Φ2For reinforcing cage stirrup Diameter, p is reinforcing cage stirrup spacing, ρ1For steel reinforcement cage main muscle density, ρ2For reinforcing cage stirrup density, D is Steel reinforcement cage diameter, l is that steel reinforcement cage welds total length；
Step 2, try to achieve according to steel reinforcement cage diameter D to be welded material supporting rack need correspondence rise height h, Need weight m of carrying to need the height h of corresponding rise with material supporting rack according to material supporting rack, be calculated oil cylinder (1) oil pressure F:
mgs1=Fs2 (2)
In formula (2), m is the weight that material supporting rack needs carrying, and g is acceleration of gravity, s1For steel reinforcement cage Barycenter b is to the horizontal range of centre of moment a, s2Vertical dimension for oil cylinder application point c to centre of moment a；
Step 3, relation curve according to the pressure adjustment amount of proportional pressure-reducing valve with voltage signal, to controller Input voltage signal, voltage signal is converted into the oil pressure F required for oil cylinder (1) also by passing ratio air relief valve Acting on oil cylinder (1), oil cylinder (1) drives rocker assembly (4) relative by oil cylinder pushing bar (11) Moving straight up in underframe (2), rod assembly (8) lower end is rotated up around pull rod shaft (9) simultaneously, Idler assembly 6 is made to raise corresponding height h together with roller (5) by the linkage effect of carriage assembly (7).
The automatic method for supporting of reinforcing bar cage seam welding hydraulic pressure the most according to claim 7, it is characterised in that In step 2, trying to achieve material supporting rack according to steel reinforcement cage diameter D to be welded needs the corresponding height h's risen Concrete calculating process is:
During initial position, two roller (5) lower ends are positioned on same horizontal plane with rocker axle (3), steel Muscle cage is positioned at the top of two rollers (5), is obtained the rocker axle of steel reinforcement cage central shaft and material supporting rack by measurement (3) vertical dimension between is 1.979m, can be calculated two roller (5) needs according to formula (3) The corresponding height h risen:
h 1 = ( R + d 2 ) 2 - ( L 2 ) 2 - - - ( 3 )
h = 1.979 - h 1 - d 2
In formula (3), h1For the vertical dimension at steel reinforcement cage center Yu roller (5) center, R is steel reinforcement cage radius, D is the diameter of roller (5), and L is the distance between two roller (5) centers.
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CN111889859A (en) * 2020-07-08 2020-11-06 湖南艮通智能装备有限公司 Steel reinforcement cage strutting arrangement and steel reinforcement cage seam welder
CN114247972A (en) * 2021-11-02 2022-03-29 中铁四局集团第二工程有限公司 Automatic roll welding equipment and automatic welding method for reinforcement cage

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CN103785779A (en) * 2012-10-30 2014-05-14 宜昌海天超声技术有限公司 Automatic pneumatic supporting device for pole reinforcement cage forming machine
CN203144026U (en) * 2012-12-26 2013-08-21 中国建筑科学研究院建筑机械化研究分院 Hydraulic lifting mechanism for reinforcement cage forming machine
CN103909338A (en) * 2014-04-03 2014-07-09 建科机械（天津）股份有限公司 Novel cage supporting device of steel reinforcement cage seam welder
CN204747906U (en) * 2015-07-09 2015-11-11 宜昌海天超声技术有限公司 A elevating gear is supplyed to pneumatic support for steel reinforcement cage seam welder
CN105363971A (en) * 2015-11-27 2016-03-02 建科机械（天津）股份有限公司 Novel cage supporting device for supporting reinforcement cage
CN105619590A (en) * 2016-02-29 2016-06-01 周兆弟 Reinforcement cage lifting device used for pipe pile production line

Cited By (3)

* Cited by examiner, † Cited by third party
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CN111889859A (en) * 2020-07-08 2020-11-06 湖南艮通智能装备有限公司 Steel reinforcement cage strutting arrangement and steel reinforcement cage seam welder
CN114247972A (en) * 2021-11-02 2022-03-29 中铁四局集团第二工程有限公司 Automatic roll welding equipment and automatic welding method for reinforcement cage
CN114247972B (en) * 2021-11-02 2022-11-11 中铁四局集团第二工程有限公司 Automatic roll welding equipment and automatic welding method for reinforcement cage

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