730results about "Wire network" patented technology

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 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 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 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 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 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.

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.

The invention relates to the technical field of flexible connecting pipelines, and discloses an asymmetric net sleeve metal hose and a forming method thereof.The asymmetric net sleeve metal hose comprises a corrugated pipe, the two ends of the corrugated pipe are fixedly connected with connecting pipes correspondingly, the outer side of the corrugated pipe is wrapped with a woven net sleeve, and the two ends of the woven net sleeve are fixedly connected with connecting rings correspondingly; the connecting ring is fixedly connected with the connecting pipe, and the woven mesh sleeve is of an unbalanced woven structure. The bending fatigue life of the metal hose is prolonged, the minimum bending radius is reduced, the self-supporting capacity of the metal hose in the specific direction is improved, and the application range of the metal hose is expanded.

The utility model discloses a reinforcement cage bar winding machine with adjustable bar winding tension, which relates to the technical field of bar winding machines, and comprises a wire releasing trolley, a bar winding machine and a wire releasing mechanism, the bar winding machine comprises a fixed frame, a rotating mechanism, a supporting mechanism and a telescopic mechanism, the rotating mechanism and the telescopic mechanism comprise a first assembling seat and a second assembling seat; the wire releasing vehicle is provided with a roller, a wire releasing disc and a wire releasing roller; the wire releasing mechanism comprises a telescopic rod, and a wire releasing cylinder is mounted on the telescopic rod; the tension adjusting mechanism comprises a wire placing box and an adjusting frame, a wear-resistant block is arranged in the wire placing box, and the adjusting frame is provided with an adjusting screw rod. The position of the center hole in the wear-resistant block is changed by rotating the adjusting screw rod to adjust the winding tension of the rib winding wire, the operation is simple and convenient, and the production efficiency and the product quality are improved.

The device is provided with: a binding mechanism configured so as to be able to bind a binding site where a reinforcing steel bar extending in a first direction and a reinforcing steel bar extending in a second direction intersect; a main body part on which the bundling mechanism is mounted; a leg portion configured to be capable of traveling on the reinforcing steel bar extending in the first direction; a first drive unit configured so as to be able to separate the leg from the reinforcement; a second drive unit configured so as to be able to move the leg in a second direction intersecting the first direction; and a control unit that controls the first drive unit and the second drive unit, and that controls the second drive unit to move the leg in the second direction in a state in which the leg is separated from the reinforcement by controlling the first drive unit.

The invention relates to the technical field of photovoltaic supports, and discloses an automatic welding device and method for a steel bar ground pile cage, the steel bar ground pile cage comprises a steel bar and a plurality of triangular bent hoops arranged in the length direction of the steel bar, the steel bar correspondingly penetrates through three corners of the triangular bent hoops, and the automatic welding device comprises a welding platform; the fixing assemblies are arranged on the welding platform and used for clamping and fixing the steel bars and the triangular bent hoops; the moving mechanism is arranged on the welding platform; and the welding mechanism is arranged on the moving mechanism, the welding mechanism is provided with at least three welding guns, the moving mechanism can drive the multiple welding guns to move to the three corners of the triangular bent hoop correspondingly, the three corners of the triangular bent hoop are located on the outer side of the fixing assembly, and the welding guns are used for welding the triangular bent hoop and the reinforcing steel bars. The welding guns are driven by the moving mechanism to move to the three corners of the triangular bent hoop correspondingly, the triangular bent hoop and the reinforcing steel bars are welded, and therefore full-automatic welding of the reinforcing steel bar ground pile cage is achieved.

The invention relates to the technical field of rectangular reinforcement cage multi-limb stirrup machining, in particular to a rectangular reinforcement cage multi-limb stirrup integrated forming device and method. In the forming device, a bending head bends a reinforcing steel bar according to a preset angle every time, and then a feeding mechanism feeds materials to the downstream by a set length according to set multi-limb stirrup size parameters; the multi-limb stirrup is completely formed by bending one steel bar, so that the integral forming process of the multi-limb stirrup is realized; the integral forming process of the multi-limb stirrup is optimized, and the integral forming efficiency of the multi-limb stirrup is improved. The feeding mechanism and the bending mechanism are matched with each other to achieve integrated bending of the multi-limb stirrup, the welding mechanism is used for achieving forming and fixing of the multi-limb stirrup, the rotating follow-up mechanism is used for achieving real-time supporting in the machining process of the multi-limb stirrup, and through efficient cooperation of the forming device, the integrated forming machining efficiency of the multi-limb stirrup is greatly improved; and the production and manufacturing precision and efficiency of the rectangular steel reinforcement framework can be improved.

The utility model relates to the technical field of reinforcement cage mesh production, and discloses reinforcement cage mesh automatic forming and welding equipment which comprises a rack, a longitudinal bar leading-in mechanism is arranged in the rack, a longitudinal bar avoiding mechanism is arranged on the top of the rack, a stirrup leading-in mechanism is arranged on the front side of the rack, and a stirrup leading-out mechanism is arranged on the back side of the rack. Stirrup forming mechanisms are arranged on the two sides of the interior of the rack, and a welding mechanism is arranged in the middle of the interior of the rack. According to the automatic forming and welding equipment for the reinforcement cage meshes, multiple procedures of forming and welding longitudinal bars and stirrups of a double-layer reinforcement cage are integrated and completed in one equipment, the occupied space is saved, the production efficiency of products is obviously improved, the whole process of straightening, blanking and bending of the reinforcing bars and arrangement of the meshes is mechanized and automatic, all the procedures can be naturally connected, and the production efficiency is improved. In addition, a plurality of servo motors and air cylinders are arranged for control, parameterization management is achieved, and if products need to be switched, only preset parameters need to be switched.

The invention relates to the technical field of reinforcement cage machining, and discloses a reinforcement cage machining binding auxiliary device which comprises a machining frame and two bearing rollers rotationally installed on the two sides of the top face of the machining frame, a driving structure is arranged on the side face of the machining frame, and a welding plate is arranged on one side of the machining frame. A feeding plate is arranged on the other side of the machining frame, and a welding gun is arranged on the upper portion of the welding plate. The bearing roller, the reciprocating lead screw and the steel bar disc are synchronously linked through the driving motor, automatic collaborative operation of rotation of a steel bar cage, unwinding of the spiral stirrups and movement of the welding gun is achieved, the reciprocating lead screw drives the welding plate and the feeding plate to precisely slide along the machining frame, it is guaranteed that the spiral stirrups are evenly wound, and production efficiency is improved. The transmission gear is meshed with the fixed teeth to achieve automatic unwinding of a steel bar disc, manual intervention is reduced, the machining time of a single steel bar cage is shortened, meanwhile, distance deviation caused by manual operation is avoided through mechanical positioning, and the high-strength engineering requirement can be met.

The invention relates to the technical field of direct-current electric welding machines, and one embodiment of the invention provides a safety type inverter direct-current electric welding machine for protective net production, the safety type inverter direct-current electric welding machine for protective net production comprises a first support, and a conveying roller is installed at the top of the first support; and a welding assembly is installed in the second support in a sliding mode, a supporting plate is installed on the inner wall of the second support, and a first motor is installed at the bottom of the inner wall of the second support. According to the device, the feeding assembly located on the front face of the second support is arranged, the longitudinal row steel wires with the specified size are fed into an inner cavity of the cutting groove, the second telescopic rod located on the inner wall of the top frame drives the cutter to downwards cut the longitudinal row steel wires located in the cutting groove, and the cut and formed longitudinal row steel wires directly enter the storage groove; and the second motor drives the roller to rotate, the longitudinally-arranged steel wires are rotationally conveyed into the communicating frame through the storage tank, the design keeps that the longitudinally-arranged steel wires can be continuously and stably conveyed, and the welding work efficiency of the device is effectively improved.

The invention discloses a method for automatically penetrating transverse steel bars up and down for an intelligent mesh welding machine, and relates to the technical field of intelligent mesh welding machines. The problems that transverse rebar penetrating of a traditional intelligent mesh welding machine mostly depends on manual or semi-automatic operation, efficiency is low, and precision is difficult to control are solved. Production data are integrated and sensor signals are processed through the PLC, intelligent management and control of transverse steel bar up-and-down automatic steel bar penetrating are achieved, automatic decision making of a steel bar penetrating mode is achieved, manual intervention is reduced, the intelligent production characteristics of equipment are adapted, the automatic management and control requirement of an intelligent welding machine is met, and the production efficiency is improved. Posture calibration and counterpoint detection are achieved based on the detection sensor assembly, it is ensured that errors meet the + / -10 mm requirement by combining upper and lower layer supporting structures of the positioning die, the welding requirements of ribbed steel bars are met, the welding quality is stably improved, the takt of four seconds of every eight welding spots is synchronous, the remodeling time is shortened, feeding interruption is avoided, and the requirements of flexible production and continuous operation are met.

The invention provides a winding type integrated forming method for a prefabricated small box girder reinforcing steel bar component. The winding type integrated forming method comprises the steps that S1, the structural design of the reinforcing steel bar component is conducted; S2, equipment arrangement is conducted; s3, longitudinal bar material distribution in inner bar manufacturing; s4, inner rib winding manufacturing; s5, mounting a corrugated pipe; S6, manufacturing outer ribs; s7, assembling the steel bar component; and S8, forming the reinforcing steel bar component. The inner ribs and the outer ribs of the whole structure are integrally formed in a winding mode, a double-layer closed-loop combined longitudinal rib connection three-dimensional structure is formed, the structure is closed, the compressive strength of a component can be improved, and the local collapse risk is avoided. The longitudinally-wound steel bars can restrain radial deviation of the longitudinal bars, and the stability is improved by being matched with supporting of the inner bars. When the inner rib and the outer rib are welded, the longitudinal ribs are stretched while rotating, the longitudinally wound steel bars are welded with the longitudinal ribs, point-by-point welding is not needed, only the wound steel bars are welded with the longitudinal ribs, and compared with closed stirrups manufactured in an existing manufacturing mode, the welding workload is greatly reduced, and meanwhile strength loss caused by welding breakpoints is avoided.

The invention relates to manufacturing equipment and a manufacturing method for a modular welding forming steel reinforcement framework, and relates to the field of steel reinforcement framework forming. The manufacturing equipment comprises a bottom frame, a longitudinal bar conveying device, a bending device and a welding treatment device; the longitudinal bar conveying device is used for driving longitudinal bars to move; the bending device comprises a bending support frame and a plurality of bending mechanisms; the bending mechanism comprises a bending supporting base, a bending connecting base, a bending clamping assembly and a bending rotating piece. The bending connecting base is rotationally connected with the bending supporting base, the bending clamping assembly is arranged on the bending connecting base, and the bending rotating piece is arranged on the bending supporting base and used for driving the bending connecting base to rotate; after the bending clamping assembly bends and clamps the longitudinal bar, the bending rotating piece drives the bending connecting seat to rotate, so that the longitudinal bar rotates; and the welding treatment device is used for welding the stirrups and the longitudinal bars and discharging the welded stirrups and the longitudinal bars. The method has the effect of improving the manufacturing and construction efficiency of the steel reinforcement framework.

The present invention relates to the technical field of steel mesh production and processing frames, and discloses a processing frame for steel mesh production, comprising a fixed base, the top of which is provided with an adjustment clamping assembly, the adjustment clamping assembly being used to clamp steel bars and facilitate the removal of welded steel mesh, the interior of the adjustment clamping assembly being provided with a transmission clamping mechanism, the interior of the transmission clamping mechanism being provided with an L-shaped block, the transmission clamping mechanism cooperating with the L-shaped block to prevent displacement during welding of steel bars and to press and position the steel bars, the adjustment clamping assembly comprising a hydraulic push rod, the bottom end of the hydraulic push rod being fixedly connected to the top of the fixed base, the top of the hydraulic push rod being fixedly installed with a bearing platform away from the fixed base, the top of the bearing platform being fixedly installed with a clamping seat. The present invention not only facilitates the fixing of steel bars and prevents displacement, but also facilitates the removal of welded steel mesh.

The invention belongs to the field of port engineering construction, and particularly relates to a rapid deployment construction method for universal recyclable caisson reinforcing steel bars in prefabricated caisson reinforcing steel bar structure construction. On the basis of a modularized disc buckle support system push-pull unit, reinforcing steel bars of the outer wall and the inner partition wall of the caisson are integrally bound by combining an assembly type reinforcing steel bar binding frame and an assembly type reinforcing steel bar hoisting frame and presetting a reinforcing steel bar binding mould, and the distance between the reinforcing steel bars and a reinforcing steel bar protection layer are controlled within the controlled range; after the binding frame is separated, force is evenly transmitted through the lifting frame, and the whole steel reinforcement framework is lifted away from the binding clamping fixture through a crane and installed at the preset position. According to the method, the requirement for high-altitude operation is remarkably reduced, the safety of a construction site is improved, meanwhile, accurate arrangement of the steel bars and the thickness of a protective layer are ensured through accurate pre-binding control, and therefore the overall quality and durability of the structure are improved.

The invention relates to the field of welding devices, in particular to a reinforcing mesh welding mechanism for concrete cable trench cover plate machining. The whole device is supported through a bottom plate at the bottom, a supporting frame used for containing a reinforcing mesh is arranged on the bottom plate, an electric resistance welding device used for conducting row welding on the reinforcing mesh is arranged on the bottom plate, and a traction device used for pulling the reinforcing mesh to move is arranged on the bottom plate. The reinforcing mesh is composed of a plurality of transverse reinforcing steel bars and longitudinal reinforcing steel bars alternately located above and below the transverse reinforcing steel bars, an upper discharging mechanism for placing the longitudinal reinforcing steel bars on the transverse reinforcing steel bars is arranged on the bottom plate, and a lower discharging mechanism for abutting the longitudinal reinforcing steel bars against the transverse reinforcing steel bars from the lower portion is arranged on the bottom plate. An upper welding electrode and a lower welding electrode on the electric resistance welding device can both ascend and descend in the vertical direction, and the moving distances of the upper welding electrode and the lower welding electrode before welding are different according to different positions of longitudinal steel bars. By welding the longitudinal reinforcing steel bars which are alternately arranged up and down, the reinforcing mesh can well adapt to bidirectional force, and the overall strength of the reinforcing mesh is improved.

The invention relates to the technical field of welded wire mesh machines, in particular to a welded wire mesh machine wire feeding device which comprises a mounting table, the two ends of the mounting table are fixedly connected with a longitudinal feeding frame and a discharging frame respectively, the other end of the longitudinal feeding frame is fixedly connected with a supporting plate, and the other end of the discharging frame is fixedly connected with supporting legs; and the welding mechanism comprises a plurality of electrode tips and a plurality of electrode bottom plates which are used for welding. A detection loop and a control loop are integrated through a PLC, a resistance signal of a detection mechanism and feedback of a pressure sensor are received in real time, the action sequence of an electric telescopic rod, a motor and other components is dispatched in a unified mode, longitudinal wire feeding, transverse wire feeding, welding and discharging links form closed-loop linkage through mechanical coupling (such as one-way gear transmission), and the welding quality is improved. The whole-process operation can be completed without manual intervention, time loss and errors of manual operation are avoided, and the production efficiency is remarkably improved.

The invention discloses a construction method of an automatic bar penetrating device for caisson prefabrication, and relates to the technical field of building construction. Comprising the steps of device structure size adjustment, hoisting platform trial hoisting, bar penetrating facility trial operation, longitudinal steel bar paving and sorting, device first parking, first row bar penetrating, device stepping lifting, device bar penetrating and bar penetrating completion. Through tower crane lifting displacement and manual traction positioning, a double-strand rope with scale marks is adopted at the front end of the lifting platform for lifting limiting, the lifting height of each step is controlled to be consistent with the rib penetrating vertical distance, the rib penetrating position is rapidly aligned, and the rib penetrating efficiency is improved; the paving and discharging mechanism paves and sorts longitudinal steel bars in advance, welding seam positions of adjacent steel bars are prevented from being overlapped, the engineering quality is guaranteed, the single-time bar penetrating number arrangement and bearing requirements of the caisson are met, and the hoisting and lifting displacement frequency is reduced. Through remote control over transverse movement, overturning and longitudinal movement, automatic operation is achieved, and the labor intensity is greatly reduced; in the whole hoisting process, personnel do not need to enter the hoisting platform, and safe construction is guaranteed.