1492results about "Wire network" patented technology

The invention relates to the technical field of welding equipment, and particularly discloses steel reinforcement framework welding equipment which comprises a machine body, a positioning mechanism, a welding mechanism and two clamping mechanisms are arranged on the machine body, and the two clamping mechanisms are used for clamping two steel reinforcements and driving the steel reinforcements to ascend and descend relative to the machine body; the positioning mechanism comprises a driving assembly and two positioning pieces, the two positioning pieces are arranged in parallel, the driving assembly drives the two positioning pieces to synchronously get close to or get away from each other, fixing parts are arranged on the positioning pieces and used for movably abutting against the lap joint sections of the reinforcing steel bars, and the driving assembly is rotationally matched with the machine body through elastic pieces; and the welding mechanism is installed on any positioning piece, the welding mechanism comprises a support, a moving assembly and two welding pieces, the two welding pieces are installed on the support, the moving assembly drives the support to be in sliding fit with the positioning pieces, and the welding equipment improves the efficiency and the welding effect of lap welding of the reinforcing steel bars.

The invention relates to the field of shape correction welding, in particular to welding equipment of a reinforcement cage for bridge construction, which comprises a base and a welding manipulator, and further comprises a rotating mechanism, a positioning mechanism and a locking mechanism, and the rotating mechanism comprises an annular turntable, a driving wheel and a belt; the positioning mechanism comprises a disc frame, an elastic base plate and a center supporting disc, the center supporting disc is fixed to the center of the disc frame, the elastic base plate is fixed to the bottom of the containing groove through a spring, a sliding groove is formed in the center supporting disc, and an adjusting head is installed in the sliding groove; the locking mechanism comprises a locking disc, a plurality of arc-shaped grooves are formed in the locking disc, a push rod is fixed to the bottom of the adjusting head, and the end face of the locking disc can abut against the center supporting disc. The positions of the multiple steel bars on the steel reinforcement cage are adjusted through the positioning mechanism, the steel bars can be welded to form the steel reinforcement cages with different diameters, the positions of the steel bars are locked through the locking mechanism after the steel bars are positioned, and the steel reinforcement cages are prevented from deforming in the welding process.

The present disclosure provides a molding machine for flexible production of a rebar of bottom, web, and top plates of a precast small box girder, comprising a molding mainframe and a movable gantry welder disposed on an outlet end of the molding mainframe. The molding mainframe includes a frame, two synchronous lifters, a vertical movable sliding table, a plurality of upper support plates, and a plurality of comb-like support plates. A plurality of spot welding assemblies are disposed on an upper side and a lower side of an outlet end of the frame, a straightening rebar receiving assembly is mounted on the lower side and two bending assemblies are mounted on a left side and a right side of the outlet end of the frame, and a straightening rebar feeding assembly is disposed between the straightening rebar receiving assembly and the frame.

The invention relates to the technical field of reinforcement cage automatic machining, in particular to a rectangular beam column reinforcement cage automatic machining method which comprises the following steps that S1, longitudinal bars and stirrups are blanked and machined; s2, the stirrups are sequentially placed above a clamp system through a material placing robot; s3, conveying the single longitudinal bars to a synchronous conveying device through a single longitudinal bar conveying device; s4, the clamp system is conveyed to a transverse moving mechanism; s5, the pushing trolley, close to the assembling and welding device, of the synchronous conveying device drives the longitudinal bars to be synchronously conveyed to the assembling and welding device, and the longitudinal bars are conveyed back and forth through the pushing trolley close to the assembling and welding device till all the longitudinal bars are conveyed to the assembling and welding device; s6, the stirrups and the longitudinal bars are welded through a welding robot; through the intelligent processing technology, compared with the prior art, the efficiency of assembling and mounting is greatly improved, and compared with a conventional prefabricated part steel bar manufacturing mode, the carbon emission per unit yield of a component is remarkably reduced.

The invention discloses a multi-station device for producing and welding box girder prestress positioning meshes, which relates to the technical field of reinforcing mesh production and comprises a straightening machine, a feeding conveying mechanism, a long rib conveying mechanism, a short rib conveying mechanism, an assembling conveying mechanism, a bending mechanism, an assembling carrying mechanism, a welding mechanism and a discharging mechanism. Steel bar raw materials are straightened and cut through the straightener, a feeding outlet of the straightener is connected with a feeding inlet of the feeding conveying mechanism, and long bars and short bars which are straightened and cut are conveyed to the feeding conveying mechanism to be correspondingly conveyed to the long bar conveying mechanism and the short bar conveying mechanism. The conveyed long ribs are conveyed to the bending mechanism to be bent or not to be bent, then the long ribs and the short ribs sequentially pass through the assembling and conveying mechanism, the assembling and carrying mechanism and the welding mechanism to be assembled and welded, and finally the discharging action is achieved through the discharging mechanism. According to the device, full-automatic small box girder welding production is achieved, and the production efficiency is improved.

The invention provides a depth image-based position and posture adjustment method for a reinforcing steel bar binding robot. In the method, firstly, a depth image of a reinforcement cage is obtained; then feature extraction is carried out on the depth image to obtain feature points; then, pose information of the reinforcement cage is obtained through calculation based on the feature points, and coordinate information of the target position is calculated based on the pose information; and based on the current coordinates and the coordinate information of the reinforcing steel bar binding robot, planning an operation path of the reinforcing steel bar binding robot, and based on the operation path, controlling the reinforcing steel bar binding robot to move to a target position. And when the steel bar binding robot reaches the target position, the pose of the steel bar binding robot is adjusted based on the pose information. Therefore, by means of the method, the steel bar binding robot can autonomously move, adjust the posture and quickly reach the working position to work, manual operation is not needed, and the working efficiency and quality are improved. The problem that in the prior art, the operation efficiency of a steel bar binding robot is low is solved.

The invention relates to the technical field of reinforcing mesh processing, in particular to a rapid reinforcing mesh processing device for precast concrete members, which comprises a longitudinal bar conveying frame for simultaneously conveying a plurality of longitudinal bar bodies, and a transverse bar conveying frame for conveying transverse bar bodies is detachably mounted above the longitudinal bar conveying frame. A welding frame used for welding the transverse bar bodies and the longitudinal bar bodies is arranged between the longitudinal bar conveying frame and the numerical control net pulling mechanism, and bending mechanisms used for bending the transverse bar bodies are further arranged at the two ends of the welding frame. A transverse bar body is conveyed through a synchronous belt and a push plate, the transverse bar body slides to the position above a guide arm through a guide assembly, at the moment, a lower welding block and an upper welding block clamp synchronously, the transverse bar body and a longitudinal bar body are welded, a welded reinforcing mesh is pulled out through a numerical control mesh pulling mechanism, and next-step welding is facilitated; therefore, the welding work of the same transverse bar and the multiple longitudinal bars is completed through one-time welding.

The invention discloses a concrete vibrating system for construction of a large cantilever bent cap, and relates to the technical field of vibrating rods, the concrete vibrating system comprises a vibrating rod and a motor, one end of the motor is fixedly provided with a connecting pipe, the connecting pipe is fixedly connected with the vibrating rod, the concrete vibrating system further comprises a fixing ring fixedly installed on the upper portion of the outer portion of the vibrating rod, and a positioning assembly arranged on the upper portion of the fixing ring and used for positioning the vibrating rod. The positioning assembly comprises a base and a handrail assembly, the handrail assembly is arranged on one side of the outer portion of the connecting pipe, the base is arranged above the fixing ring, a through groove is formed in the top of the base in a penetrating mode, movable grooves are symmetrically formed in the two sides of the top of the base in a penetrating mode, and sliding rods are slidably connected into the two movable grooves. V-shaped frames are fixedly mounted at the bottom ends of the two sliding rods; and when the vibrating rod is pulled back and forth, the vibrating rod can be prevented from being in contact with the reinforcing steel bar, the surface damage of the reinforcing steel bar is avoided, a worker can conveniently vibrate concrete, and the convenience and practicability are improved.

The invention relates to the technical field of welding auxiliary equipment, and particularly discloses a cast-in-situ bored pile steel reinforcement framework welding auxiliary device and a welding method.The cast-in-situ bored pile steel reinforcement framework welding auxiliary device comprises a bottom frame and a bracket fixedly installed at the top of the bottom frame and used for bearing a plurality of main reinforcements at the bottom, a linear sliding table unit is arranged at the top of the bottom frame, and a supporting ring is arranged on the outer side of the linear sliding table unit; self-positioning clamping units are symmetrically distributed on the left side and the right side of the supporting ring, and a self-laying unit is arranged at the top of the supporting ring. By arranging the bracket and the self-positioning clamping unit, the main reinforcements are accurately positioned, main reinforcement positioning errors caused by manual operation are effectively avoided, uniform circumferential distribution is ensured, the self-laying unit can automatically lay the reinforcing hoops at equal intervals, the attaching positions of the reinforcing hoops and the main reinforcements are accurately controlled through the extrusion assembly, manual experience-based positioning is not needed, and the production efficiency is improved. The positioning precision is greatly improved, and the uniformity of the overall structural strength of the reinforcement cage is guaranteed.

The invention relates to the technical field of building equipment, in particular to auxiliary welding equipment and method for a building reinforcement cage, and aims at solving the problems that in the prior art, machining cannot be achieved, and the labor intensity is large. The equipment comprises an auxiliary feeding part used for conveying a single steel bar to a target area, two lifting trusses are arranged above the auxiliary feeding part, the two ends of each lifting truss are connected with supporting legs, a hoisting main beam is erected between the two lifting trusses, and the hoisting main beam is connected with a transfer pushing part used for driving the hoisting main beam to slide along the lifting trusses. According to the steel reinforcement cage hoisting device, design is conducted according to existing needs, the steel reinforcement does not need to be erected vertically, manual transfer of the steel reinforcement is not needed, the labor intensity of machining is reduced, in addition, the diameter of a steel reinforcement cage can be adjusted according to needs, and the application range of the device is greatly widened.

The invention provides a device for automatically producing a regular positioning net. The device comprises a mechanical arm, a first feeding structure, a second feeding structure, a third feeding structure, a welding table, a welding assembly and a grabbing assembly. The second feeding structure and the third feeding structure are matched with the welding table to complete the welding work of the second transverse rib and the vertical rib; after welding of the second transverse bars and the vertical bars is completed, the second transverse bars and the vertical bars are transferred to the position above the welding assembly through the mechanical arm and are in lap joint to third transverse bars on the welding assembly, a plurality of reinforcing meshes formed by welding of the second transverse bars and the vertical bars are welded through the welding assembly, and a regular reinforcing mesh is formed; the whole production process is unmanned, automatic production of regular reinforcing meshes is achieved, the reinforcing steel bar lap joint and welding process is automatic welding, manpower and time consumption is reduced, the production cost is reduced, and efficiency is high; and meanwhile, potential safety hazards to workers are avoided, the welding error is relatively small, and the yield is increased.

The invention relates to the field of metal wire machining, in particular to a feeding and conveying system for small box girder prestress positioning mesh production, which comprises a moving assembly and a tray, the tray is arranged at the moving end of the moving assembly, the tray comprises a mounting frame and a plurality of first supporting plates, and the first supporting plates are arranged on the top surface of the mounting frame; first clamping grooves allowing short ribs to be clamped in are formed in the first supporting plates, a plurality of sliding holes are formed in the top face of the mounting frame, a second supporting plate is arranged in each sliding hole, second clamping grooves allowing long ribs to be clamped in are formed in the second supporting plates, a guide rail is arranged in the mounting frame, and at least two sliding blocks connected with the second supporting plates are arranged on the guide rail. A first electric push rod is arranged on one sliding block, and a piston rod of the first electric push rod is connected with the other sliding block. The pre-stress positioning mesh laying device can meet laying requirements of pre-stress positioning meshes of different specifications, follow-up automatic welding is facilitated, and the production efficiency of the pre-stress positioning meshes is improved.

The invention relates to the technical field of silk-screen printing, and discloses a mesh straightness optimizing device which comprises a supporting frame, first supporting plates are fixedly connected to the four corners of the inner side of the supporting frame, one ends of the multiple first supporting plates are fixedly connected with the same first inner frame, and a fixing frame is arranged on the upper side of the supporting frame; second supporting plates are fixedly connected to the four corners of the inner side of the fixing frame, one ends of the multiple second supporting plates are fixedly connected with the same second inner frame, multiple hollow plates are fixedly connected to the periphery of the top of the fixing frame at equal intervals, and rotating shafts are rotatably connected to the inner sides of the multiple hollow plates; and the outer sides of the multiple rotating shafts are fixedly connected with L-shaped plates. When a sliding block moves, an L-shaped plate is driven to rotate through a movable plate, so that a roller is driven to move downwards to press a single net wire, the tightness of the single net wire can be adjusted, and the net wire tension of each part on a net plate can be accurately controlled.

The invention discloses a prefabricated box girder reinforcement cage forming method suitable for factory manufacturing, which is characterized in that a box girder reinforcement cage obtained by assembling an existing closed hoop is improved into a structure of a bottom web double-U mesh and a top plate double-layer mesh according to a'double-U + top plate 'forming and assembling thought; each type of reinforcing mesh can be automatically produced by bending, binding and welding equipment at the same time, the mesh is moved to a reinforcing steel bar framework assembling area through a special lifting appliance to form a box girder reinforcing steel bar framework, and meanwhile prestressed pipeline strand penetrating installation is carried out. The construction quality problems of strand pulling displacement, deformation damage and the like of the prestressed pipeline are solved, the subsequent prestressed tension safety quality is guaranteed, and the service life of the prefabricated PC box girder is prolonged.

The automatic production equipment for the U-shaped reinforcing mesh in the box girder comprises a straightening structure, a bending structure and a welding assembly, the straightening structure is arranged on the upstream portion of the bending structure, and the welding assembly is arranged on the downstream portion of the bending structure; the reinforcing steel bars sequentially pass through the straightening structures, the bending structures and the welding assemblies to form an inner U-shaped reinforcing steel bar net. Steel bars are automatically produced to form inner U-shaped steel bars, then the inner U-shaped steel bars are in lap joint with longitudinal steel bars conveyed in the limiting holes, a plurality of lap joint welding spots are welded and fixed through the first welding gun and the second welding gun, the inner U-shaped steel bar mesh with the stable structure is formed, automatic control is achieved in the whole process, and the production efficiency is high; meanwhile, manual intervention is avoided, and the formed inner U-shaped reinforcing mesh is good in consistency, high in strength and suitable for continuous large-scale production.

The present invention discloses a steel bar bending machine for inserting steel mesh, including a frame, on which a grasping mechanism, an oblique insertion clamping mechanism and a bending mechanism are fixedly installed, the angle between the grasping mechanism and the oblique insertion clamping mechanism is 45°, and the angle between the grasping mechanism and the bending mechanism is 90°. The grasping mechanism can clamp the steel bar using a frame-type electromagnet, and pull the steel bar to a preset position by its own movement; the oblique insertion clamping mechanism has a large rigidity, and can extend into the steel mesh in a 45° direction, so that the steel bar enters the clamping groove, ensuring that the main body does not rotate with the bending of the steel bar during the bending process; the bending mechanism can move perpendicular to the insertion direction of the steel bar, and the steel bar is bent using a fourth drive motor and gears. The present invention can automatically grasp and drag the steel bar, ensuring that the elbow at one end of the steel bar that has been bent is close to the steel mesh; the steel bar is bent using a reduction motor and a gear combination, which is easy to control, more accurate, and safer.

The utility model relates to a bridge high pier steel bar binding jig frame based on a stiff framework, which comprises two longitudinal beams arranged in parallel, at least three cross beams are welded between the tops of the two longitudinal beams at equal intervals, two ends of each cross beam are respectively welded with a strip-shaped vertical plate, and a strip-shaped toothed plate is movably arranged on each vertical plate along the vertical direction. The outer sides of the toothed plates are connected with the vertical plates through bolts, a plurality of main reinforcement clamping openings are formed in the inner sides of the toothed plates at equal intervals, and a plurality of main reinforcement positioning grooves are formed in the top face of each cross beam in the transverse direction at equal intervals. The pier body reinforcement cage can be horizontally spliced and formed on the ground section by section, a stiff framework is used as a reinforcement cage lifting support, the reinforcement cage is vertically lifted to an installation position, and pier body reinforcement installation efficiency can be greatly improved.

The invention belongs to the technical field of steel reinforcement framework machining, and discloses a T-beam web framework single-piece production line and method.The T-beam web framework single-piece production line comprises two feeding devices, a horseshoe rib bending device, a long stirrup bending device, a welding device, a cantilever crane and a discharging device, and the two feeding devices can transfer steel bars to the horseshoe rib bending device and the long stirrup bending device correspondingly; the two cantilever cranes can transfer reinforcing steel bars to the welding device from the horseshoe rib bending device and the long stirrup bending device respectively, the welding device can weld horseshoe ribs and long stirrups together, and the discharging device can take a formed T-beam web framework single piece out of the welding device. According to the production line for the T-beam web framework single piece, automatic production of the T-beam steel reinforcement framework single piece can be achieved.

The invention relates to an automatic binding system for a reinforcement cage and application of the automatic binding system. The system comprises a control station, a binding jig frame, a four-way rail arranged in the circumferential direction of the binding jig frame, a four-way RGV arranged in a sliding mode in cooperation with the four-way rail, a sub-control piece, a mechanical arm, an identification piece and a binding piece, wherein the sub-control piece and the mechanical arm are arranged on the four-way RGV, and the identification piece and the binding piece are arranged at the output end of the mechanical arm. The control station is in communication connection with the sub-control piece and is used for directly or indirectly controlling the four-way RGV, the mechanical arm, the identification piece and the binding piece; the automatic binding system for the reinforcement cage is applied to binding of the reinforcement cages of T-shaped beams, box beams, pier columns and cover beams. The method has the advantages of improving the production efficiency and ensuring the batch steel bar binding result, and is suitable for batch production of steel bar cages of T beams, box beams, pier columns and cover beams.

The invention discloses an integral mounting method for a bearing platform reinforcing steel bar component, which comprises the following steps: S1, straightening pile head reinforcing steel bars, and binding a bearing platform foundation reinforcing steel bar mesh on a bearing platform concrete cushion layer; s2, three-dimensional scanning measurement is conducted on pile head steel bars and a bearing platform concrete cushion layer, a pile head steel bar and bearing platform bottom layer steel bar model is established according to the measurement result of the bearing platform bottom layer steel bar model, optimization arrangement is conducted on bearing platform bottom layer steel bars, and a steel bar non-equidistant distribution construction drawing of a bearing platform bottom layer steel bar mesh is obtained; s3, according to the steel bar unequal-distance distribution construction drawing, a bearing platform steel bar component is manufactured; s4, the bearing platform reinforcing steel bar component is hoisted and lowered to the bearing platform foundation reinforcing steel bar net; s5, a pouring formwork is installed, and pier body reserved longitudinal bars and stirrups are bound in a scattered mode; and finally, bearing platform concrete is poured and maintained. The constraint problem of the pile head steel bars on the pier site is considered, the distance between the steel bars of the bearing platform is adjustable and controllable, the concrete protection layer of the bearing platform meets the requirement, and the construction quality and effect of the bearing platform are effectively improved.

The invention relates to the technical field of prefabricated part steel bar welding, in particular to an assembly type building prefabricated part steel bar welding device which comprises a machine tool frame, a conveying mechanism is arranged on the machine tool frame, a welding mechanism is arranged on the front side of the machine tool frame, and a discharging mechanism is arranged on the rear side of the machine tool frame and the welding mechanism jointly; compared with an existing double-station alternate machining mode, the full-automatic self-adaptive positioning and placing of transverse and longitudinal steel bars can be achieved through cooperation of the conveying mechanism and the discharging mechanism, and the placing density of the transverse and longitudinal steel bars can be adjusted in a self-adaptive mode according to the bearing requirement of needed steel bar meshes; through cooperation of the welding mechanism, the conveying mechanism and the discharging mechanism, compared with an existing intermittent traction machining mode, positioning, placing and welding machining of transverse steel bars can be conducted synchronously, and longitudinal steel bars on a rear side positioning mold can be synchronously positioned and placed while welding machining of a front side steel bar mesh is achieved.

The invention discloses a multi-layer concrete structure construction method based on an embedded support shaped like a Chinese character'tu ', belongs to the technical field of building construction, and solves the problems of overall displacement and out-of-control precision caused by the fact that the bottom of a supporting system is not firmly fixed in traditional multi-layer concrete construction. According to the technical scheme, the method comprises the steps of firstly manufacturing a steel bar welded support shaped like a Chinese character'tu '; pre-burying the support system in lower-layer concrete to serve as a bottom fixing point of a vertical rod of the support system; a supporting system vertical rod is detachably connected with the top of the support; concrete is poured after the formwork is installed and adjusted; cutting the exposed part of the bracket after the concrete is hardened; and repeating the steps to finish multi-layer construction. According to the method, through the rigid pre-embedding and detachable connection design of the support shaped like the Chinese character'tu ', the stability and positioning precision of a supporting system are ensured, and the method is mainly used for rapid and high-precision construction of cast-in-place concrete structures such as high-rise buildings or multi-layer industrial factory buildings.

The invention discloses an assembly type building steel bar bundling robot, and relates to the technical field of steel bar bundling, the assembly type building steel bar bundling robot comprises a portal frame, a sliding rail is arranged on the portal frame, a first electric sliding block is slidably arranged in the sliding rail, and a local steel bar stabilizing mechanism is arranged below the first electric sliding block; the local reinforcing steel bar stabilizing mechanism comprises a connecting block fixedly arranged below the first electric sliding block. The local reinforcing steel bar stabilizing structure is arranged, and longitudinal and transverse clamping movable plates are arranged on the periphery of the connecting block with the reinforcing steel bar binding machine; the steel bar binding machine can move according to the displacement of the electric sliding block for controlling the steel bar binding machine to move, local adjustment is carried out through the pressure sensor on the clamping movable plate, steel bars at cross points needing to be bound are stably clamped, local stability is kept, deviation caused by shaking and inclination of the steel bars is prevented, and the service life of the steel bar binding machine is prolonged. And therefore, the binding quality of the reinforcing steel bar binding robot is guaranteed.

The invention discloses a high-strength composite pipe manufacturing method, and relates to the technical field of composite pipe production, and the method comprises the following steps: S1, inner ring welding: arranging and guiding inner ring reinforcing warps through a front end winding welding seat, and welding inner ring spiral wefts to the outer sides of the inner ring reinforcing warps through electric sparks, s2, mesh belt winding: wrapping a middle-layer steel wire mesh belt on the outer side of an inner-ring spiral weft through a middle-layer mesh belt winding welding seat, welding the middle-layer steel wire mesh belt on the outer side of the inner-ring spiral weft through electric sparks, and winding the middle-layer steel wire mesh belt on the outer side of the inner-ring spiral weft through a middle-layer steel wire mesh belt winding welding seat; the operation stability of production equipment is improved, the convenience of replacement and adjustment of the mesh belt storage roller is effectively improved, a mesh framework is formed by continuous online welding of warp-direction steel wires and inner and outer weft-direction steel wires, and the mesh framework and steel-plastic formed by one-time co-extrusion composite molding of polyethylene plastic penetrate through each other in a three-dimensional mode and are embedded with each other to jointly bear the working load.

The invention aims to provide a prefabricated box girder reinforcement cage binding construction process, which comprises the following steps of: splitting a girder reinforcement cage into a plurality of reinforcement meshes and steel belt meshes, directly processing the reinforcement meshes into required shapes, directly placing the reinforcement meshes on a binding mold table in place, and manually carrying out post-repair binding; for an oversized mesh and a special-shaped mesh, a single steel bar is firstly machined and then placed in place in a steel belt net mode, and then cloth laying and binding of full-length steel bars are completed through the steel belt net. According to the process, a box girder is divided into a plurality of reinforcing meshes and a plurality of steel belt meshes, the reinforcing meshes and the steel belt meshes are machined respectively and then spliced integrally, steel is fed, conveyed, sized, sheared and welded to be subjected to mesh bending forming, numerical control integrated equipment can be integrated on an assembly line, a single mesh can be mechanically machined, the overall automation rate is greatly increased, and the production efficiency is improved. Manual operation links are reduced, manpower is saved, the quality is stable, and the efficiency is greatly improved.

The invention relates to the field of reinforcement cage forming, in particular to a cast-in-place pile reinforcement cage machining device which comprises a base, fixing ring frames are fixedly arranged on the two sides of the upper end of the base, rotating discs are rotatably installed in the fixing ring frames, the two rotating discs are fixedly connected through a fixing shaft, and a transmission shaft is arranged on one side of one rotating disc; a rotating motor is fixedly arranged at the upper end of the base, an output shaft of the rotating motor is connected with a transmission shaft through a belt, positioning holes allowing main reinforcements to pass through are evenly formed in the rotating discs in the circumferential direction in a penetrating mode, a supporting assembly is slidably installed on the fixing shaft, a transverse plate is fixedly arranged between the top ends of the rotating discs, and a welding assembly is slidably installed on the transverse plate. The supporting assemblies are used for supporting and limiting the main reinforcements so as to guarantee the parallelism between the main reinforcements, meanwhile, the reinforcing cage reinforcements and the main reinforcements are welded and fixed through the welding assemblies, the supporting assemblies always maintain the supporting effect on the main reinforcements, and therefore the cage diameter of the steel reinforcement cage formed through welding can be kept uniform.

The invention provides a stirrup pull-in type reinforcing mesh device and a manufacturing method thereof. The stirrup pull-in type reinforcing mesh device comprises a lifting platform, a sliding traction device arranged at the downstream of the lifting platform, a welding device arranged at the downstream of the traction device, a longitudinal bar distributing device arranged at the downstream of the welding device, a movable mesh pulling device arranged at the bottom of the longitudinal bar distributing device, and a bending device arranged at the downstream of the mesh pulling device. And a stirrup distributing device is arranged on one side of the lifting platform. The net pulling device, the traction device and the material distributing device move in a reciprocating mode, the position of the welding device is fixed, the whole net piece bending does not occupy key procedures, placing, positioning, welding and moving of longitudinal bars and stirrups can be carried out at the same time, the production efficiency is further improved, assembly line procedures are coherent, the production cost is greatly reduced, and the large popularization value is achieved.

The invention belongs to the technical field of box girder reinforcement cage machining, and particularly relates to a bottom web stirrup integrated machining multi-machine-head bending device and a forming method of the bottom web stirrup integrated machining multi-machine-head bending device. The bending device comprises a discharging mechanism, a storage mechanism, a bending mechanism, a transferring mechanism, a welding mechanism and a discharging mechanism. The discharging mechanism comprises a straightening cut-off machine. The storage mechanism is used for discharging the straightened reinforcing steel bars into the bending mechanism. The bending mechanism comprises a bending platform and a plurality of bending heads which are arranged in parallel; the plurality of bending heads divide a steel bar into two parts, namely an inner ring bar and an outer ring bar, and the two parts are bent and folded to form a stirrup mesh; the transfer mechanism comprises a transfer gripper which is used for gripping the stirrup mesh and transferring the stirrup mesh into the welding mechanism; the welding mechanism is used for welding the stirrup meshes into an integrated structure; and the discharging mechanism comprises a discharging gripper which is used for gripping the stirrup meshes in the welding mechanism and discharging the stirrup meshes. According to the bending device, all construction processes for producing the stirrup meshes are smoothly joined, the operation intensity is reduced, and the production efficiency of the stirrup meshes is improved.

The invention relates to the technical field of composite pipe manufacturing, in particular to a steel wire mesh pipe framework automatic braiding device which comprises a first winding assembly, a second winding assembly, a transmission assembly, a driving assembly and a rack, a through hole is formed in the rack, the first winding assembly and the second winding assembly are both rotationally connected with the rack, and the transmission assembly and the driving assembly are arranged on the rack. The through hole, the first winding assembly and the second winding assembly are coaxially arranged; the transmission assembly and the driving assembly are both fixed to the rack, the transmission assembly is connected among the first winding assembly, the second winding assembly and the driving assembly, and the rotation direction of the first winding assembly is opposite to that of the second winding assembly. According to the invention, forward and reverse steel wire winding can be simultaneously carried out, and adjacent forward and reverse rotating steel wires are mutually restricted at the overlapping point, so that the steel wires are effectively prevented from sliding in the axial direction of the pipe when being axially stressed, and the uniformity and the structural stability of a steel wire mesh framework grid are remarkably improved.

The utility model discloses a movable electric power iron tower reinforcement cage production mold table which is characterized by comprising a track, and a driven rotating mechanism, a first driving rotating mechanism and a second driving rotating mechanism are sequentially assembled and connected to the track; the first driving rotating mechanism drives the driven rotating mechanism to rotate; each of the first driving rotating mechanism and the second driving rotating mechanism comprises a rotating fixing seat, a rotating disc is rotationally connected in each rotating fixing seat, and a plurality of through holes corresponding to the reinforcement cage are formed in each rotating disc; and the second active rotating mechanism further comprises a horizontal moving structure, and stirrups of the reinforcement cage are continuously wound on the main reinforcements and are welded and fixed through the horizontal moving structure, the first active rotating mechanism and the second active rotating mechanism. According to the structure of the device, the reinforcement cage is welded and machined in a simple, flexible and effective mode, welding on a construction site can be achieved due to the flexibility of the device, and the operation difficulty of welding the reinforcement cage is greatly reduced.