1071results about "Wire network" patented technology

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 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 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 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 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 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.

The invention provides a metal wire mesh forming method, and relates to the field of metal wire mesh processing. Metal wires are cleaned and divided into a plurality of horizontal groups at equal intervals, first warp wires and second warp wires are distributed in a staggered mode in the horizontal direction, the warp wires are bent upwards by one unit through a bending mechanism and bent laterally by one unit, the bending speed of the first warp wires is higher than that of the second warp wires by one unit, and the bending speed of the first warp wires is higher than that of the second warp wires by one unit. And the weft yarns are bent upwards by one unit from the warp yarns by a rapier to penetrate through the warp yarns. According to the metal wire mesh forming method, the adjacent warp wires are bent upwards by one unit, so that the continuously staggered upwards-bent units are formed, the weft wires can be conveniently placed in the upwards-bent units through a rapier, and transverse movement of the weft wires is limited by the fact that the weft wires form protrusions between the adjacent warp wires; and the upward bending unit is flattened through the extrusion mechanism, so that the continuous metal wire mesh can be formed, and the connection position is easy to slip and is suitable for extrusion forming.

The invention provides a prefabricated box girder production line, a forming method and a digital production management system, and the management system comprises a research and development system, a production planning system, a steel bar block production line system, and a cloud platform. The forming equipment comprises a longitudinal bar processing assembly, and a lengthening conveying assembly, a material distribution platform, a stirrup processing mechanism, a bottom layer welding assembly, a stirrup bending assembly, an upper layer welding assembly, a longitudinal bar traction assembly and a forming platform are sequentially connected behind the longitudinal bar processing assembly. Only a simple jig frame needs to be arranged to hoist and assemble the four block bodies, the overall manufacturing efficiency of the component is high, the safety risk that operators work together in a traditional process is avoided, the problems that the labor intensity is large, the efficiency is low, the quality is poor, and the personnel investment is large in the construction method that the reinforcing steel bars are manually bound in a scattered mode are solved, assembly design is achieved, and the construction period is shortened. Regional feeding, industrial production, rapid installation and intelligent control are achieved.

The invention provides box girder bottom and web reinforcement cage framework streamlined production equipment, and belongs to the technical field of box girder prefabrication processing. The box girder bottom and web reinforcement cage framework streamlined production equipment comprises a moving seat which is linearly and slidably mounted on the ground, and a longitudinal bar fixing assembly is arranged at one end of a first rail; an automatic welding machine, a tidying mechanism and a stock bin are sequentially arranged on the moving seat in the direction that the moving seat slides away from the longitudinal bar fixing assembly, the stock bin is used for horizontally arranging and placing the combined stirrups, shifting assemblies are further arranged on the moving seat and located on the two sides of the stock bin, and the tidying mechanism is used for fixing the combined stirrups and positioning longitudinal bars; the automatic welding machine is used for welding the joints of the combined stirrups and the longitudinal bars on the arranging mechanism, and a supporting assembly is arranged below the moving seat. The combined stirrups can be taken out of the stock bin through actions of the arranging mechanism and the material stirring machine, then the automatic welding machine is used for welding, the moving seat moves backwards by a certain distance after one round of welding, the next round of welding of the combined stirrups is carried out, and the welding and manufacturing efficiency of a reinforcement cage framework is improved.

The utility model belongs to the technical field of welded mesh processing, and discloses a spacing adjusting mechanism, a longitudinal bar feeding device and a welded mesh production line, the spacing adjusting mechanism comprises a support beam, a positioning piece, a moving assembly and an adjusting assembly, the positioning piece is arranged on the support beam and is fixed relative to the support beam; the moving assembly is arranged on the supporting beam, and the output end of the moving assembly can move in the first direction; the multiple adjusting assemblies are arranged on the supporting beam at intervals in the first direction, and each adjusting assembly has a first state in which the adjusting assembly is connected with the corresponding positioning piece and separated from the corresponding moving assembly and a second state in which the adjusting assembly is connected with the corresponding moving assembly and separated from the corresponding positioning piece; when in the first state, the adjusting assembly is fixed relative to the supporting beam, and when in the second state, the adjusting assembly can move along with the output end of the moving assembly in the first direction. According to the interval adjusting mechanism, the longitudinal bar feeding device comprising the interval adjusting mechanism and the mesh welding production line, the interval between the longitudinal bars can be adjusted.

The utility model relates to the technical field of reinforcement cage forming, and provides a stirrup shifting mechanism for highway prefabricated box girder reinforcement cage production, which comprises a stirrup clamping unit, a sliding cross beam, a sliding base and a mechanism support, the mechanism support is arranged on the side of the existing stirrup magazine; stirrup frameworks which are sequentially arranged in the longitudinal direction are hung on the stirrup magazine; the sliding base is fixedly arranged on the mechanism support; the sliding beam is horizontally arranged on the sliding base and is in sliding fit with the sliding base in the longitudinal direction. The stirrup clamping unit is arranged on the sliding cross beam and used for grabbing stirrup frameworks on the stirrup magazine one by one. The stirrup clamping unit grabs stirrup frameworks on the stirrup magazine one by one and horizontally moves to a target position under the action of the sliding cross beam, so that the stirrup frameworks on the stirrup magazine are pulled out one by one, welding operation of the stirrup frameworks and longitudinal bars can be conveniently carried out on subsequent stations, and a basic guarantee is provided for automatic production of prefabricated box girder reinforcement frameworks.

The invention discloses railway large box girder mesh processing equipment and a method thereof, and belongs to the technical field of building construction reinforcing meshes, the railway large box girder mesh processing equipment comprises a rack, and further comprises a preorder control device, a postorder control device and a bottom table device, the preorder control device comprises a first X-axis linear module, a first Y-axis linear module and a first Z-axis linear module, and the first X-axis linear module is connected with the first Y-axis linear module; the first X-axis linear modules are double-rotor sliding table modules, the two first X-axis linear modules are fixedly installed on the left side of the rack, the first Y-axis linear modules are fixedly installed between rotors of the two first X-axis linear modules, the first Z-axis linear modules are fixedly installed at the output ends of the first Y-axis linear modules, and the first Z-axis linear modules are fixedly installed at the output ends of the first Z-axis linear modules. And an electric welding gun is fixedly mounted at the output end of the first Z-axis linear module. By means of the mode, continuous automatic welding and splicing and multi-point simultaneous welding of the reinforcing mesh can be achieved, the manufacturing efficiency of the reinforcing mesh is improved, and manpower input is reduced.

The invention discloses steel bar truss machining equipment and a machining method thereof. The machining equipment comprises a strip-shaped base, a steel bar truss and a steel bar truss, the first arc plate is used for longitudinally supporting an upper chord rib of a steel bar truss and is connected to the top of the strip-shaped base in a height-adjustable manner; the two second arc plates are respectively used for longitudinally supporting two lower chord bars of the steel bar truss and are respectively and adjustably connected to the two ends of the strip-shaped base along the transverse position; the two hooks are used for hooking the top ends of two web bars of the steel bar truss respectively, and the two hooks are connected to the two opposite sides of the first arc plate in the transverse direction respectively; the two pushing devices are used for pushing the two web bars to swing and rotate with the corresponding hooks as fulcrums and around the longitudinal direction as the axis, the fixed parts of the two pushing devices are connected to the top of the strip-shaped base, the telescopic parts of the two pushing devices are oppositely arranged in the transverse direction, and the connecting precision and stability of the steel bar truss are improved through the machining equipment.

The present invention discloses a fully automatic welding device and method for stirrups and U-shaped steel bars. The lower end of the frame is buried in a building pit, and the part of the frame in contact with the ground is fixed to the ground by a fixed bracket. The device also includes an upper welding head assembly and a lower welding head assembly. The upper and lower ends of the frame are respectively fixed with a frame slide rail assembly, and the upper welding head assembly and the lower welding head assembly are respectively slidably connected to the frame slide rail assembly. The upper welding head assembly and the lower welding head assembly are arranged relative to each other. Through the cooperation of the upper welding head assembly and the lower welding head assembly, the present invention can not only meet the demand for simultaneous welding of multiple layers and multiple welding points of steel cages in production line automation, realize automatic control, and greatly improve efficiency, but also can adapt to the changes in different steel cage heights, lengths, longitudinal spacings, transverse spacings, and diameters of welded steel bars in actual production, and can realize continuous production. The quality of welded products is stable, and high-intensity manual work is not required, which greatly improves production efficiency.

The invention relates to the technical field of steel reinforcement framework welding, and particularly discloses a bent cap steel reinforcement framework welding device which comprises a workbench and a base arranged below the workbench. Two rows of fixing holes are formed in the front portion and the rear portion of the workbench, a positioning module is arranged in the base and comprises two positioning units which are arranged in a front-back spaced mode, and each positioning unit comprises a moving mechanism arranged on the base and a positioning mechanism arranged on the moving mechanism. The steel bar welding device has the beneficial effects that all welding parts can be fixed at the same time, steel bar deformation caused by the influence of stress during welding is avoided, the steel bar welding device can adapt to different numbers of steel bars, the steel bars can be positioned in the vertical direction through the pressing plate, the steel bars are further prevented from tilting during welding, and the welding quality is improved. And the positions of the front bearing seat and the rear bearing seat can be exchanged, the positioning blocks and the bearing tables on the bearing seats can just adapt to the welding positions of the turned steel bars, the steel bars do not need to be rotated, and manpower is saved.

The utility model belongs to the technical field of steel bar forming, and discloses three-dimensional butterfly bar forming equipment. The three-dimensional butterfly rib forming equipment comprises a feeding device, a plane forming device, a first three-dimensional forming device, a second three-dimensional forming device and an unpowered conveying device which are sequentially arranged in the first direction. The plane forming device is used for forming a rectangular stirrup into a plane butterfly rib. The first three-dimensional forming device is used for forming the two plane butterfly ribs into a first three-dimensional butterfly rib; the second three-dimensional forming device is used for forming the two plane butterfly ribs into a second three-dimensional butterfly rib; the mechanical arm can walk in the first direction and grab and place the rectangular stirrups, the plane butterfly bars and the three-dimensional butterfly bars. According to the forming device, one-time machining forming from rectangular stirrups and plane butterfly ribs to three-dimensional butterfly ribs is achieved, the forming efficiency is high, the occupied space of the device is small, and the forming requirements of the three-dimensional butterfly ribs in various modes are met.

One aspect of the present disclosure provides a robot comprising a body portion, a forward drive portion that is provided in front of the body portion in a first direction, and that drives the robot in the first direction, and a rear drive portion that is provided behind the body portion in the first direction, and that drives the robot in the first direction, wherein the forward drive portion and the rear drive portion are configured to be relatively movable along a second direction perpendicular to the first direction.

The present application relates to the technical fields of prestressed positioning mesh welding, and especially relates to a multi-stage adjusting mechanism for prestressed positioning mesh, which is provided with a welding control module, an information capturing module, a displacement analysis module and a welding correction module. The transverse steel bars are laid on the longitudinal steel bars through the laying unit, the intersection positions of the longitudinal steel bars and the transverse steel bars are welded through the welding unit, the vibration intensity change curve is drawn through the information capturing module, it is determined whether there is vibration allowance abnormal phenomenon at the intersection positions and the vibration allowance abnormal category of the intersection positions is determined through the abnormal analysis unit, the welding correction mode is selected through the welding correction module, and then, the quick abnormal risk identification according to the actual situation in the steel bar welding and sticking process is realized, the abnormal welding positions are classified and processed, the welding correction mode is adaptively adjusted, and the production efficiency and welding reliability of the prestressed positioning mesh are improved.

The invention discloses a flexible automatic production line for beam column steel reinforcement frameworks, which relates to the technical field of steel reinforcement framework assembly and comprises a steel reinforcement shearing assembly, a three-dimensional stock bin, a door type truss mechanical arm, a double-gantry welding head, a welding station platform, a positioning assembly, a transfer device, a split stock bin and a control system. The control system is electrically connected with the steel bar shearing assembly, the three-dimensional stock bin, the door type truss mechanical arm, the positioning assembly and the double-gantry welding head. The steel bar shearing assembly is used for shearing steel bars according to needs, then the sheared steel bars are transferred into the three-dimensional stock bin through the door type truss mechanical arm to be temporarily stored, the three-dimensional stock bin is used for storing stress bars and stirrups, and when assembling is needed, the stored stress bars and stirrups are transferred to the welding station platform through the door type truss mechanical arm; and the stress bars and the stirrups are positioned through the rotary positioning assembly on the welding station platform. The device has the advantages that automatic transfer is achieved, and the beam column steel reinforcement framework assembling efficiency is improved.

A method of forming a forming mold screen including providing a die plate defining a plate contour and a die center point. A screen is disposed on the die plate. A retainer plate secured to the die plate defines an opening having a retainer center point substantially aligned with the die center point. The screen is disposed between the die plate and the retainer plate and substantially defines a plane. A nested punch unit inserted into the opening includes an inner punch and an outer punch disposed around the inner punch. The inner punch and the outer punch are aligned along an axis substantially aligned with the retainer center point. The screen pressed with the nested punch unit includes pressing the screen with the inner punch followed by pressing the screen with the outer punch.