3457 results about "Press brake" patented technology

The invention discloses a bending machine capable of meeting different bending requirements and a using method, and relates to the technical field of bending machines, the bending machine comprises bending machine equipment, the bottom end of the interior of the bending machine equipment is fixedly connected with a bending mold, the top end of the interior of the bending machine equipment is provided with a bending knife, and the top end of the interior of the bending machine equipment is fixedly connected with a hydraulic telescopic cylinder; the output end of the hydraulic telescopic cylinder is fixedly connected with the bending knife, the spraying range of the spray head on the outer side of the lubricating pipe is adjusted according to the size of a workpiece, the bending position of the workpiece is lubricated, finally, the hydraulic telescopic cylinder is started, the bending knife is pushed by the hydraulic telescopic cylinder to descend, and therefore the workpiece is bent, and it is guaranteed that in the plate bending process, the bending efficiency is improved. Friction resistance can be reduced through lubrication, so that the bending process is smoother, and the device can be suitable for bending plates of different sizes.

A table assembly is used to support a workpiece to facilitate bending of the workpiece. The table assembly is attached to a press brake system and include a base and a clamp. The clamp is movable relative to the base to enable placement of the workpiece onto the base, and the clamp secures the workpiece to the base to block relative movement between the workpiece and the press brake system without additional user operations. The workpiece is secured via the table assembly without a manual force (e.g., to hold the workpiece in place) while the press brake system operates to bend the workpiece. The table assembly reduces, limits, or eliminates certain user operations during metalworking. The table assembly improves user experience (e.g., reduce an amount of manual labor) and / or efficiency associated with press brake operations.

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 relates to the technical field of metal processing, in particular to a numerical control bending machine for sheet metal processing, which comprises a rack, a bending table is fixedly mounted on the lower side of the middle of the rack, and a sliding groove is formed in the upper end of the bending table corresponding to a metal wire; according to the metal wire bending device, when the pressing roller rotates, an ejector rod can also be driven to rotate synchronously, the ejector rod extrudes and pushes pressing plates on the two sides to slide on the lifting frame, a second compression spring and a hollow rubber bag, gas in the hollow rubber bag can be sprayed out from a nozzle pipe, and the metal wire can be bent through the nozzle pipe; according to the metal wire bending device, the cleaning plate is arranged, so that chippings accumulated at the joint of the cleaning plate and the metal wire can be removed, the situation that a large number of chippings are accumulated and the chippings are clamped between the metal wire and the cleaning plate when the metal wire continuously passes through the cleaning plate is reduced, scratches of the chippings on the surface of the metal wire are avoided, and therefore the bending quality of the metal wire is guaranteed; and the removed chippings fall on the bending table, so that concentrated cleaning is facilitated.

The invention discloses steel belt winding equipment and a winding forming method thereof. The steel belt winding equipment comprises a controller, an unwinding device, a correcting device, an annealing device, a pushing device, a machining device, a winding device and a discharging and conveying device, the machining device comprises a guide sleeve and a plurality of machining telescopic mechanisms, and the telescopic end of each machining telescopic mechanism is provided with a cutter mechanism, an upper clamping mechanism, a lower clamping mechanism and a pre-bending mechanism. According to the steel belt winding equipment and the winding forming method thereof, all the devices are controlled to work cooperatively through the controller, integration of all the working procedures is achieved, the production efficiency of spring steel is effectively improved, the consistency of products is ensured, and continuous assembly line work from the steel belt to the formed spring steel is achieved.

The invention relates to the technical field of power distribution cabinet machining, in particular to a power distribution cabinet assembly automatic bending machining device which comprises a base, a conveying unit is installed at the upper end of the base, a correcting unit is installed on the conveying unit, and a leveling unit is installed on the correcting unit; according to the plate bending and correcting device, the correcting units are arranged to be clamped to the four corners of a plate, so that the bent positions of the front end and the rear end of the plate can be transversely arranged, and then the bent positions of the plate are prevented from inclining; the plates are accurately fed according to the distance between the ends of the plates and the bending machine, so that the bending precision of the plates is improved, and the overall strength of the assembled power distribution cabinet is ensured; according to the flattening device, the flattening plate is arranged to flatten the bent position of the plate under the action of the downward pressing spring rod, meanwhile, the hammering mechanism is arranged to flatten the bent position of the plate, and flattening of the uneven surface of the plate is further guaranteed.

The utility model belongs to the technical field of bending machines, and particularly relates to a motor hairpin flat wire 3D bending machine which comprises a lower welding support and an upper welding support installed on the top of the lower welding support through screws, the periphery of the lower welding support and the periphery of the upper welding support are covered with a peripheral metal plate shade, and a feeding port is formed in the back of the peripheral metal plate shade. Supporting legs are arranged at the four corners of the bottom of the lower welding support, an annular frame transverse moving mechanism is installed on the front portion of the upper welding support, an annular frame lifting mechanism is installed on the front portion of the annular frame transverse moving mechanism, an annular frame rotation driving mechanism is connected to the annular frame lifting mechanism, and a bending arm is installed at the front end of the annular frame rotation driving mechanism. A flat wire can be bent in multiple directions, a complex three-dimensional shape is achieved, it is ensured that a coil can be accurately installed in a groove of a motor, and meanwhile electrical performance is kept not damaged.

The invention relates to the field of dies, in particular to a front oxygen sensor support stamping die structure which comprises a fixed die and a movable die, and a punching mechanism, a bending mechanism, a rim charge cutting mechanism and a discharging mechanism are sequentially arranged between the fixed die and the movable die in the conveying direction of a material belt. The punching mechanism is used for punching various holes in different shapes and positions in a material belt, the rim charge cutting mechanism is used for accurately cutting off rim charges, the bending mechanism is used for gradually bending the material belt of a plane structure into the shape of a product, and the discharging mechanism is used for conveying the machined product out of a die. The wear rate of the contact surface of the mold is reduced.

The utility model provides a bending machine for steel structure machining. According to the bending machine for steel structure machining, two supporting plates are fixedly connected to the top of a bottom plate, a bending table is fixedly connected to the tops of the two supporting plates, a fan-shaped movable groove is formed in the top of the bending table, and a sliding rail and an arc-shaped movable opening are formed in the bottom of the inner wall of the movable groove; and a movable plate is rotationally connected to the interior of the movable groove through a rotating buckle, a tooth groove ring is fixedly connected to the position, located on the other side, of the bottom of the movable plate, two rows of fixing rods are installed on the top of the movable plate and the top of the bending table correspondingly, and rotating pipes are rotationally connected to the outer surfaces of the fixing rods correspondingly. According to the bending machine for machining the steel structure, the limiting plate and the mounting frame can assist in bending the steel structure through the structure, the bending stability and precision of the steel structure are improved, meanwhile, the rotating pipe capable of rotating assists in bending, scratches of the fixing rod on the outer surface of the steel structure are reduced, and attractiveness is improved.

The invention relates to the technical field of building decoration material processing, in particular to a metal material bending machine for building decoration, which comprises a machine base, two rotating shafts, two supporting battens, a pressure head and a transmission mechanism, a bending area is formed between the two supporting battens, the two supporting battens have a first working state and a second working state, and the two rotating shafts are arranged on the machine base. In the first working state, the plate surfaces of the two supporting battens are located on the same horizontal plane, and in the second working state, the plate surfaces of the two supporting battens are oppositely arranged and jointly form a V-shaped bending groove; when the pressing head presses the plate, the two rotating shafts can be driven to synchronously rotate in the opposite directions under the action of the transmission mechanism, so that the two supporting strip plates are switched from the first working state to the second working state, the two supporting strip plates are synchronously driven to inwards extrude and push the plate, and the plates on the two sides of the outer side of the bending point are gathered towards the bending point; therefore, the stretching amount can be compensated, and the possibility that the outer side of the bending point of the plate is torn is reduced.

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 invention discloses a continuous forming bending machine for H-shaped steel, and relates to the technical field of bending machines. The device comprises a machine base, racks are symmetrically and fixedly arranged on the two sides of the upper portion of the machine base in the width direction, first motors used for providing driving force are vertically and downwards arranged on the tops of the racks, and a frame is linearly and movably arranged at the center line position of the upper portion of the machine base in the width direction along the surface in a reciprocating mode; a traction assembly capable of pulling H-shaped steel to reciprocate is arranged in the rack and comprises a core rod, the core rod is vertically arranged in the rack, the upper end and the lower end of the core rod are connected with the core rod through bearings, and supporting discs in threaded connection with the core rod are arranged on the upper portion of the core rod at intervals in the axis direction of the core rod. The two supporting discs are in threaded connection with the core rod and abut against one side of an H-shaped steel web. Through the arrangement of the traction assembly, the traction clamping distance of H-shaped steel is adjusted, and therefore clamping traction operation of H-shaped steel of various models is achieved.

The high-precision bending machine mechanical compensation workbench comprises a fixed base, a sliding base and a workbench panel, linear guide rails are fixedly connected to the two sides of the top of the fixed base, and the bottom of the sliding base is slidably connected with the linear guide rails; a plurality of independent compensation units are arranged on the top of the sliding base in the length direction of the sliding base. Transverse driving equipment used for driving the sliding base to move along the linear guide rails is arranged between the sliding base and the fixed base. The compensation unit comprises an outer shell and an inner shell, the inner shell is arranged in the outer shell, one side of the inner shell is vertically and slidably connected with a lifting shell, and a driving assembly for driving the lifting shell to vertically move is arranged in the inner shell; the invention relates to the technical field of bending machines. According to the high-precision mechanical compensation workbench of the bending machine, the problems that a traditional compensation workbench is difficult to assemble and debug and inconvenient to maintain, and compensation precision and stability need to be improved are solved.

The utility model relates to the technical field of fire extinguishers, and discloses a pipe bender capable of bending at any angle, which comprises a machine body and a metal pipe conveying device, the upper end of the machine body is sequentially provided with an output component, a bending mechanism and a rotary clamping mechanism from left to right, the bending mechanism comprises a bending block and a rotary component, the bending block is fixed at the upper end of the machine body, and the rotary component is fixed at the lower end of the machine body. A bending groove matched with the metal pipe is formed in the side wall of the bending block, a rotating shaft is rotationally connected to the upper end of the bending block, a rotating block is fixed to the side wall of the rotating shaft, an extrusion wheel is rotationally connected to the lower end of the rotating block, and an extrusion groove matched with the metal pipe is formed in the side wall of the extrusion wheel; the rotary clamping mechanism comprises a clamping assembly, a rotating assembly and a pushing assembly, the bending mechanism is arranged, so that a metal pipe can be bent into a needed angle, the problem that an existing pipe bending machine can only bend a certain angle is solved, the practicability of the pipe bending machine is improved, the pipe bending machine can meet the production requirements of bent pipes of various different angles, and the production cost is reduced.

The utility model relates to the technical field of sheet metal part bending machines, and discloses a sheet metal part bending machine with an angle limiting function, which comprises a frame body and a bending table, and the surface of the bending table is fixedly connected with a locking strip and a bending die through bolts. Due to the fact that the sliding piece is in sliding connection with the surface of the bending table, when the lifting block moves downwards, the two ends of the push rod rotate to a certain degree and push the sliding piece to slide on the surface of the bending table, when the bending tool apron drives the bending tool to bend the sheet metal part, the two ends of the sheet metal part can tilt, and when the sliding piece is pushed by the push rod, the sheet metal part can be bent. The supporting plate can be pushed into the position between the warped sheet metal part and the bending die through the hinge plate and the shaft rod, the situation that the warped sheet metal part droops due to the gravity of the warped sheet metal part to generate radian is avoided, the angle between the warped sheet metal part and the bending die is limited and locked through the supporting plate, and the bending knife can conduct bending more accurately.

The present invention discloses a bending device for angle steel production, which relates to the technical field of angle steel processing, and includes an operating table, a stamping mechanism, and a detection unit. The operating table is equipped with a bending mechanism for bending the angle steel, and the bending mechanism includes two bending blocks and a power assembly for pushing the angle steel to bend. A stamping groove with a right-angled triangle cross section is provided at the center of the operating table. Two symmetrically distributed arc grooves are provided on the operating table with the right angle point of the stamping groove as the center of the circle. An arc slider is connected to the bottom of each bending block, and the two arc sliders are slidably connected to the two arc grooves respectively. The stamping mechanism is installed on the operating table for stamping before the angle steel is bent. The right-angle detection head provided by the present invention can perform right-angle detection on the stamping cutter and the angle steel bent part during the two processes of stamping and bending, which ensures product quality on the one hand and facilitates timely discovery of product problems and the cause of the problems on the other hand.

The bending machine for the angle steel is applied to the field of angle steel bending and comprises a bottom plate, the top of the bottom plate is in bolting connection with a box body, the interior of the box body is in bolting connection with a first fixing frame, the interior of the first fixing frame is rotationally connected with a threaded rod through a bearing, and one end of the threaded rod is fixedly sleeved with a first motor; and the surface of the threaded rod is in threaded connection with a first threaded plate. According to the angle steel bending device, the multi-angle bending function can be achieved, the position of a bending piece is adjusted front and back through a lower stroke assembly, the bending angle of angle steel is changed after the bending pieces at different positions are pushed out, the application range and flexibility of the device are improved, meanwhile, the angle steel can be accurately placed and limited, and the bending efficiency is improved. The precision of the angle steel bending point and the bending piece is improved, the angle steel can be prevented from sliding and shifting in the bending process, the machining quality of the angle steel is guaranteed, and practicability is high.

The diode pin shearing and bending machine comprises a rack, the rack is rotationally connected with a rotating shaft, the rotating shaft is fixedly connected with two rotating discs, the rotating discs are provided with a plurality of open grooves in the circumferential direction, the rotating discs are rotationally connected with a plurality of baffles, and elastic pieces are connected between the baffles and the rotating discs; a feeding mechanism, a cutting mechanism and a bending mechanism are sequentially arranged in the circumferential direction of the rotary disc. The feeding mechanism comprises a conveying assembly and a ratchet wheel, the conveying assembly is used for outputting diodes to the ratchet wheel, and the ratchet wheel is rotationally connected to the rack; the cutting mechanism comprises a mounting frame, a first cutter and a second cutter, the mounting frame is connected to the rack, and the first cutter and the second cutter are matched to cut pins of the diodes; the bending mechanism comprises a connecting frame, a first ejector block and a second ejector block, the connecting frame is connected to the rack, and the first ejector block and the second ejector block are matched to bend pins of the diodes. The diode pin shearing and bending machine can automatically shear and bend pins of diodes, and the production quality and efficiency are improved.

The present invention relates to the technical field of pipe bending and provides a bending machine with adjustable angle of building pipes, comprising an inner rotating module, an outer rotating module, a double rotor group, a radial adjustment module, and an adjustable bending module, wherein the inner rotating module comprises an inner core body, the outer rotating module comprises a rotating mother ring, the inner core body is movably arranged in the rotating mother ring, the double rotor group comprises a double rotating drum rotating around its respective axes, the radial adjustment module comprises a telescopic cylinder 1 and a single rotating drum, the telescopic cylinder 1 is fixedly arranged in the rotating mother ring, the single rotating drum is connected to the telescopic cylinder 1, the inner walls of the double rotating drum and the single rotating drum are both provided with limiting protrusions, the adjustable bending module comprises an integrated bending mold and an adjusting component, the integrated bending mold comprises a pin shaft, roller 1, roller 2, roller 3 and a limiting groove, the adjusting component is connected to the pin shaft, roller 1, roller 2 and roller 3 are all fixedly sleeved on the surface of the pin shaft, and has the characteristics of diverse functions, wide range of applications and easy use.

The invention discloses an automatic pipeline beveling machine, which belongs to the technical field of cutting devices, and comprises a rack, a continuous bending mechanism, two buffer driving mechanisms, a positioning beveling mechanism, a deburring mechanism and a blanking mechanism, the continuous bending mechanism is mounted on the right side of the rack, the two buffer driving mechanisms are mounted on the left side of the rack, and the positioning beveling mechanism is mounted on the right side of the rack. The positioning beveling mechanism is installed on the buffering driving mechanism on the rear side of the rack, the deburring mechanism is installed on the buffering driving mechanism on the front side of the rack, and the discharging mechanism is installed on the rear side of the rack. And the continuous bending mechanism comprises an L-shaped rotating frame, a first sliding block, a first guide rail, a first tension spring, a right side supporting plate, a front side supporting plate and an arc-shaped limiting block, the L-shaped rotating frame is located on the right side of the rack, and the first sliding block is fixedly installed on the L-shaped rotating frame. In this way, continuous beveling and deburring can be conducted on a pipeline after continuous bending is conducted.

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 discloses an automatic metal plate flanging and bending machine and method based on cabinet machining, and relates to the technical field of bending machines, the automatic metal plate flanging and bending machine comprises a bending machine body, an upper module and a lower module are arranged on one side of the bending machine body, and the upper module is located on the upper portion of the lower module; and a pre-pressing mechanism for pressing creases on the sheet metal part is arranged on one side of the bending machine and located on the upper portion of the upper module, and an angle deflection mechanism is arranged on one side of the bending machine. Through cooperative work of the driving motor, the gear set (the third gear, the second gear, the first gear and the half gear) and the shaft rod, it is ensured that a sheet metal part can synchronously rotate with the bottom plate during bending, deformation caused by local stress concentration is reduced, the bottom plate drives the sheet metal part to integrally rotate, and the bending efficiency is improved. The bending force is more evenly distributed on the whole sheet metal part, local excessive deformation is avoided, unnecessary upwarp or bending is reduced, and the flatness of the sheet metal part is kept.

The utility model relates to the technical field of door pocket line processing, in particular to a bending machine which comprises a machine base, a conveying mechanism used for conveying materials is arranged in the length direction of the machine base, a pressing wheel assembly used for pressing the materials is erected above the conveying mechanism, and at least one bending mechanism used for bending the materials is arranged on each of the two sides of the conveying mechanism. The bending mechanism comprises bending guide assemblies vertically arranged at the two ends of the conveying mechanism, a connecting rod arranged between the two bending guide assemblies and a bending power assembly for driving the connecting rod to move along the bending guide assemblies, and further comprises a turnover assembly linked with the connecting rod and used for inwards folding the bent part of the plate. The bending guide assembly is integrally in a one-third arc shape, the turnover assembly and the connecting rod are turned over by 90 degrees under the guiding effect of the bending guide assembly, and the bending device has the advantages of being compact and clear in structure and high in production efficiency.

The invention relates to the field of bus duct processing, in particular to a hydraulic processing machine for producing a bus duct. A side base is arranged on the working table, two clamping plates are arranged beside the side base, two abutting shafts are rotationally installed on the opposite sides of the two clamping plates respectively, two three-axis moving mechanisms are arranged at the upper end of the side base, and a drilling machine, a cutting machine and a bending mechanism are sequentially installed at the output ends of the three-axis moving mechanisms from the center line of the side base to the edge of the side base. The bending mechanism comprises a two-way air cylinder connected with the output end of the three-axis moving mechanism, the output end of the two-way air cylinder is fixedly connected with two chucks, main rubber rollers are rotationally arranged on the opposite sides of the two chucks respectively, and auxiliary rubber rollers are rotationally arranged below the main rubber rollers; connecting discs fixedly connected with the chuck are arranged beside the main rubber roller, and the opposite sides of the two connecting discs are rotationally connected with secondary rubber rollers correspondingly and rotationally connected with the bending frames correspondingly. According to the device, multi-procedure linkage is achieved through cooperation of multiple components, the abutting shaft, the main rubber roller, the auxiliary rubber roller and other structures act together, and the adjusting frequency of the clamp in the machining process is reduced. And the stability and precision during machining are effectively improved, and then the production efficiency is improved.

The bending machine is applied to the technical field of angle steel machining and comprises a bottom plate, a supporting frame is connected to the top of the bottom plate in a bolting mode, a hydraulic cylinder is connected to the top of the supporting frame in a bolting mode, and the output end of the hydraulic cylinder penetrates through the interior of the supporting frame and is connected with a fixing frame in a bolting mode. Bending dies are rotationally connected to the two sides of the interior of the fixed frame. The two bending dies are arranged at the bottom of the hydraulic cylinder, so that the two bending dies can synchronously move downwards to punch and bend the two sides of the angle steel at the top of the bending die plate. Therefore, the back of the angle steel is prevented from being stamped, and the smoothness of the back of the bent angle steel is improved. The first motor is started to drive the sliding rod to slide, so that the linear rack at the bottom of the sliding rod can be meshed with the disc gear to adjust the angle of the bending die. The angle steel can be bent into different angles through the bending die, meanwhile, the bending die can be conveniently adjusted, and the accuracy of the angle steel bending angle is improved.

The utility model relates to the technical field of bending machines, in particular to a metal door frame bending machine which comprises a machine frame, a stamping die structure, a stamping die head, a hydraulic lifting device and an adjusting mechanism installed on the machine frame, and the stamping die structure, the stamping die head and the hydraulic lifting device are installed on the machine frame. The adjusting mechanism is provided with a clamping end capable of being moved and a driving module for controlling the clamping end to move and rotate; the adjusting mechanism can fix the two ends of the plate in the stamping area through the clamping ends after the plate is stamped and drive the plate to rotate to adjust the stress face of the plate, so that manual work is replaced by a machine, and the production efficiency is guaranteed.

The utility model provides a pipe bending machine for building construction, which relates to the technical field of pipe bending and comprises a bending adjusting wheel, movable positioning plates are arranged on two sides of the bending adjusting wheel, a pneumatic telescopic rod is fixedly mounted at one end of each movable positioning plate, a pipe clamping plate is fixedly mounted at one end of each pneumatic telescopic rod, and the pipe clamping plate is fixedly mounted at the other end of each movable positioning plate. And pressure detection assemblies are fixedly mounted in the pipe clamping plate and the movable positioning plate. The pipe bending device has the advantages that the clamping structure for clamping and positioning the pipe is arranged between the bending structure and the pipe guiding structure, and the two end faces of the clamping structure are arranged to be adjustable structures; in the pipe bending process, the two end faces of the clamping structure can be controlled to move according to the size of a pipe, the clamping structure is combined with the bending structure and the pipe guiding structure to comprehensively limit the pipe, the stability in the pipe bending process is guaranteed, and the pipe bending machining efficiency is improved.

The utility model relates to the technical field of tool clamps, and discloses a clamping tool for a precise numerical control bending machine, which comprises a base. A pipeline is placed between the clamping jaw and the first clamping jaw from the left side of the base, at the moment, the motor drives the sliding block to move through the threaded rod, the sliding groove is formed in the base, the sliding block slides in the sliding groove so that the clamping jaw can move stably, and therefore abrasion between the sliding groove and the sliding block is reduced, and the service life is prolonged; in order to ensure that the threaded rod does not deviate in the rotating process, a first sliding groove is formed in the base, the first sliding groove is rotationally connected with a first sliding block, meanwhile, the first sliding block is fixedly connected with the threaded rod, the threaded rod operates more efficiently, meanwhile, the sliding block can drive a clamping jaw to move, in this way, a workpiece can be fixed, and the workpiece can be clamped. And the workpieces can be prevented from sliding in the operation process, the risk of accidents is reduced, the safety of operators is guaranteed, meanwhile, the workpieces of different sizes can be machined, and the production diversity is improved.

The present invention discloses a continuous forming bending machine for H-beam, and relates to the technical field of bending machines. The present invention comprises a machine base, wherein a stand is symmetrically and fixedly arranged on both sides of the upper width direction of the machine base, a first motor for providing driving force is arranged vertically downward on the top of the stand, a frame is arranged linearly and reciprocatingly along the surface of the midline position of the upper width direction of the machine base, a traction assembly capable of pulling the H-beam to reciprocate is arranged inside the stand, the traction assembly comprises a core rod, the core rod is vertically arranged inside the stand and the upper and lower ends are connected to the core rod through bearings, the upper part of the core rod is arranged with support plates threadedly connected to the core rod at intervals along the axial direction thereof, the two support plates are respectively threadedly connected to the core rod, and the two support plates are in contact with one side of the web of the H-beam. The present invention adjusts the traction and clamping spacing of the H-beam through the setting of the traction assembly, thereby realizing the clamping and traction operation of various types of H-beams.

The utility model discloses an efficient and wear-resistant pipe bending machine, which belongs to the field of mechanical manufacturing and processing equipment. An efficient and wear-resistant pipe bending machine comprises: a workbench, a reciprocating device is fixed on the upper side of the workbench, a bending member is fixed on one side of the workbench, a bending block is fixed on one side of the reciprocating device by bolts, and an arc groove is provided on the outer edge of the bending block. The utility model significantly improves the positioning speed and work efficiency by using the cylinder of the reciprocating device to drive the slider to move quickly, and the unique fan-shaped structure and arc groove design of the bending block ensure the close fit of the pipe during the bending process, thereby ensuring the accuracy and consistency of the bending angle. The bending block and the limit cylinder are made of high-strength and wear-resistant alloy steel, which effectively extends the service life of the equipment and solves the problem of additional wear on equipment components caused by reduced work efficiency due to inaccurate bending angles.