1754 results about "Press brake" patented technology

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 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 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 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 invention belongs to the technical field of metal pipe continuous bending, and particularly relates to a metal pipe continuous bending device which comprises a rack, two sets of transmission shafts are symmetrically and rotationally installed in the rack, two sets of chain wheels are symmetrically installed on the transmission shafts, the two sets of chain wheels are meshed with two sets of chains correspondingly, and a plurality of sets of pressing modules are arranged between the two sets of chains in a surrounding mode. A plurality of sets of press-fit modules are arranged on the rack, placing grooves and bending grooves are formed in the press-fit modules and communicate with each other, a bending mechanism is arranged on the rack, the press-fit modules are driven to do circular motion, each set of press-fit module can sequentially pass through a feeding point and the bending mechanism, in the metal pipe bending process, a worker can conduct feeding and discharging at the same time, and the working efficiency is improved. And the feeding and discharging time is saved, so that the metal pipe can be continuously bent, and the bending efficiency of the metal pipe is improved.

The flexible pin inserting machine comprises a plastic shell feeding mechanism, a plastic shell positioning mechanism, a terminal set feeding, folding and cutting mechanism, a pin inserting mechanism, a material belt cutting mechanism, a welding foot bending mechanism, a semi-finished product positioning mechanism, a shielding sheet taking and inserting mechanism and a discharging mechanism. Automatic feeding of a plastic shell is realized through the plastic shell feeding mechanism, and feeding of a terminal group, bending of a plugging end of the terminal group and cutting of the terminal group according to a preset length are realized through the terminal group feeding and bending mechanism; the plastic shell positioning mechanism and the pin inserting mechanism are matched to insert the terminal group into the plastic shell; through the material belt cutting mechanism, automatic cutting and removal of the terminal material belt are realized; the welding leg bending mechanism is used for bending the welding end of the welding terminal group; through cooperation of the semi-finished product positioning mechanism and the shielding sheet taking and inserting mechanism, feeding, cutting and sheet inserting of shielding sheets and removal of shielding sheet material belts are achieved. The whole processing is full-automatic, the production efficiency is greatly improved, and the equipment can be adapted to the production of connectors of various specifications.

The application discloses a bending machine for metal processing, which comprises a machine body, a bending cutter head and a mounting block arranged on the machine body, two supporting blocks arranged on the mounting block, a shell fixedly installed on the machine body, and an electromagnet arranged on the shell; a guide block, a mounting cavity formed in the shell, a fixed plate fixedly installed in the mounting cavity, the guide block being tightly connected with the fixed plate through a plurality of first springs, a first sliding rod slidingly installed on the guide block, and the first sliding rod being connected with the electromagnet through a second sliding rod. The bending machine can push the thin iron plate under the bending cutter head without moving the thin iron plate by the staff, and the bending cutter head can perform the next bending processing on different positions of the thin iron plate, so that the operation is more convenient and fast, the workload of the staff is greatly reduced, and the efficient processing of the thin iron plate is facilitated.

A method for producing a seam on a workpiece made of flat material using a bending machine is disclosed. The bending machine comprises a first clamping jaw, a second clamping jaw that is mounted movably relative to the first clamping jaw and configured to clamp, together with the first clamping jaw, the workpiece, and a bending unit that is arranged on one of the clamping jaws and has a bending tool, the bending unit being configured to bend a portion of the workpiece by moving the bending tool relative to the associated clamping jaw to form a fold. The method comprises producing a pre-seam on the workpiece, comprising forming a first fold, and closing the pre-seam to form a seam by closing the first fold with the bending unit in a state in which the other of the clamping jaws is spaced from the seam.

The invention belongs to the technical field of welding, and particularly relates to a steel wire rope rigging production welding machine which comprises a workbench. The top of the workbench is hollowed out and fixedly connected with a lifting frame. A steel wire rope body is arranged on the lifting frame; a bending mechanism is arranged on the lifting frame and used for bending a steel wire rope body. A fixing mechanism is arranged on the lifting frame and used for fixing and clamping the free end of the steel wire rope body; a first motor is started, an output shaft of the first motor drives a rotating rod to rotate, the rotating rod drives a bending roller to rotate, and bending is conducted through the bending roller; when the rotating rod rotates, a worm is driven to rotate through cooperation of a first rotating wheel, a belt and a second rotating wheel, a second gear is driven to rotate through cooperation of the worm and a worm gear, a first gear is driven to rotate through the second gear, a two-way lead screw is driven to rotate through the first gear, two clamping plates are driven to move through the two-way lead screw, and the steel wire rope body is fixed; therefore, bending and fixing are synchronously carried out.

The utility model provides a heating sheet bending device which comprises a rack, a feeding mechanism, a bending mechanism, a guide mechanism and a reset mechanism, a bending area is arranged on the rack, the guide mechanism comprises a guide base part and a first guide groove, and the feeding mechanism is used for driving a heating sheet to pass through the first guide groove and enter the bending area; the bending mechanism comprises a rotating base body, a bending rod and a rotating motion module used for driving the rotating base body and the bending rod to rotate, the bending rod deviates from the rotating axis of the rotating motion module, the rotating motion module drives the bending rod to rotate, and the bending rod bends the heating piece; the reset mechanism drives the bending rod to leave and enter the bending area, and in the state that the bending rod leaves the bending area, the rotary motion module drives the bending rod to reversely rotate and reset. The heating sheet bending device can complete bending forming of the heating sheet, and for ultrathin or superfine metal heating sheets, the advantages of being accurate in bending forming size, high in bending forming efficiency, controllable in bending forming size, low in labor cost and the like can be achieved.

The invention relates to the technical field of welding, and discloses a complex sheet metal frame cabinet tailor-welding method which comprises the following steps: S1, splitting: assembling an upper frame, a lower frame and a middle stand column according to a design structure of a frame cabinet; s2, bending is conducted, specifically, corners of the upper frame, the lower frame and the middle stand column are bent; s3, splicing is conducted, specifically, the upper frame, the lower frame and the middle stand columns are spliced into a frame, and the middle stand columns are clamped in the bent positions; and S4, welding is conducted, specifically, the spliced exposed parts of the upper frame, the lower frame and the middle stand column are welded. Through the four-step process of modular splitting, precise bending, mechanical interlocking and flat welding optimization, an innovative frame of mechanical positioning and then welding fixing is constructed, welding deformation is controlled from the source, the assembly consistency is improved, mechanical structure design and the welding process are deeply coupled, and the welding efficiency is improved. And a dual anti-deformation mechanism of physical interlocking constraint and welding heat input control is formed.

The utility model discloses a feeding mechanism for a large-diameter reinforcing steel bar bending device, the feeding mechanism comprises an unbinding mechanism, a single splitting mechanism and a single conveying mechanism, the unbinding mechanism is arranged at the top of a support frame, a slope hopper is arranged at the top of the support frame, the single splitting mechanism is arranged at a transverse strip-shaped discharge port of the slope hopper, and the single conveying mechanism is arranged on the support frame. The single conveying mechanism is installed at the bottom of the slope face of the supporting frame and used for conveying the reinforcing steel bars sent out by the single splitting mechanism into a feeding port of the reinforcing steel bar bending machine. The unbinding mechanism unbinds a plurality of steel bars which are hoisted and bound, the steel bars are loosely placed in the slope hopper, the single-bar splitting mechanism splits the steel bars in the slope hopper and feeds the steel bars into the single-bar conveying mechanism, the feeding mechanism greatly reduces labor intensity, saves time and labor, does not need manual unbinding and discharging, and is higher in operation safety.

The utility model relates to the technical field of copper pipes, in particular to a copper pipe machining, cooling and bending all-in-one machine which comprises a bearing platform, a bending mechanism is installed on the bearing platform, a cooling mechanism and a clamping mechanism are installed on the bearing platform, the cooling mechanism comprises a first through hole, the first through hole is formed in the bearing platform, and the clamping mechanism is arranged on the bearing platform. A first through hole is formed in the bottom end of the bearing platform, the first through hole is a square through hole, a support is fixedly installed at the bottom end of the bearing platform, the support is an arch-shaped frame, and a fan is fixedly installed on the inner wall of the support. According to the copper pipe bending machine, the bending mechanism is arranged and matched with the clamping mechanism, a copper pipe can be conveniently bent, meanwhile, the bending die can be conveniently cleaned, follow-up bending machining is facilitated, and the purpose of cooling the copper pipe is achieved through the cooling mechanism.

This invention discloses a blade-aligning device and its usage method suitable for the center of a bending machine, including a pressure base, a pressing and aligning mechanism, and multiple pressure blades. The multiple pressure blades include N first pressure blades arranged side-by-side in sequence, and several second pressure blades respectively disposed on both ends of the N first pressure blades. An elastic element is provided between two adjacent first pressure blades. In a free state, the elastic element creates an adjustable gap between two adjacent first pressure blades. The width of the adjustable gap is set as A, the clamping range width of the first pressure blade is set as C, and the clamping range width of the second pressure blade is set as B. A(N-1)≥2B is set. The pressing and aligning mechanism includes two pressing parts and a pressing drive component. The N first pressure blades are set as an initial pressure blade group. The pressing parts are used to grip the first pressure blade at the end of the initial pressure blade group and any one of the second pressure blades on the end side. Blade alignment is achieved by driving the two pressing parts closer or further apart through the pressing drive component, thus completing stepless adjustment of the clamping width.

The invention discloses a full-automatic strip forming machine for new energy copper-aluminum bar production and a using method of the full-automatic strip forming machine, and belongs to the technical field of metal material machining equipment. The first fixing block is arranged at the top of the base, the synchronous wheel is rotationally arranged on one side of the first fixing block, the first motor is fixedly arranged on one side of the top of the base, and the clamping induction piece is arranged on one side of the first fixing block; according to the invention, an existing material rolling process is optimized into a straight strip material process, namely, a straight strip copper-aluminum bar is used as a raw material, and the process is reversed, so that the overall production efficiency is remarkably improved, secondly, the equipment adopts a feeding mechanism, namely a gun barrel feeding mechanism, which is different from a material rolling and bending machine and is provided with a wide surface straightening mechanism, a narrow surface straightening mechanism and a wire feeding gear box, so that the production efficiency is greatly improved, and the production cost is reduced. The raw materials in the elastic clamping head of the gun barrel and the second clamping shaft of the machine table can realize a feeding form of clamping, loosening and discharging or clamping, loosening and returning, and compared with a previous coil stock bending machine structure, the production efficiency is improved.

A lower die is provided with a stripping swing block and an outer sliding block, the stripping swing block is hinged to a lower stripping plate, the outer sliding block is horizontally arranged and arranged on the side of the stripping swing block in a sliding mode, an upper die is provided with a slotting tool and a pressing block, the slotting tool is arranged on an upper die base, the lower end of the slotting tool extends to the side above the outer sliding block, and the pressing block is arranged on the upper die base. And the pressing block is arranged at the lower end part of the upper stripping plate. The stripping swing block rotationally connected with the lower die and the outer sliding block slidably connected with the lower die are arranged on the lower die, a straight long edge and a bent short edge which are perpendicular to each other can be synchronously bent on a product in the die closing process, the bent structure can avoid an inner buckle structure to avoid deformation of the inner buckle structure, the lower die does not need to move in the die opening process, and the production cost is reduced. The outer sliding block can be pulled to horizontally move and return and the stripping swing block can be pulled to rotate and return directly through the second elastic component and the first elastic component in sequence, a bending structure on a product cannot be damaged, and the die is simple in structure, low in manufacturing cost and high in forming yield.

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 invention discloses a pipe bending machine for U-shaped pipe production. The pipe bending machine comprises a machining table, and guide grooves are formed in the two sides of the machining table; and the bending mechanism is installed at the top of the machining table and used for bending the pipeline, the bending mechanism comprises bending tables symmetrically arranged at the top of the machining table, and first gears are rotationally arranged at the tops of the bending tables. The telescopic J-shaped frame achieves the expansion effect under threaded connection of the threaded rod, so that the gap between the extrusion wheel and the abutting wheel is conveniently adjusted, pipelines with different diameters can be bent, meanwhile, when the bending range needs to be changed, only a rotating handle needs to be rotated, the bending base moves relatively under rotation of the two-way threaded rod, and the bending range is changed. The bending distance can be accurately controlled through the cooperation of the scale plate and the finger arrow, and then bending of different amplitudes can be completed, so that the mechanism not only improves the bending efficiency, but also greatly improves the adaptability and flexibility of equipment, and meets the efficient and accurate bending requirements of pipelines of different diameters.

The invention relates to the technical field of motor manufacturing, and provides a feeding and bending device which comprises a bending mechanism and a feeding mechanism, and the bending mechanism is provided with a wire receiving groove extending in the first direction; the feeding mechanism comprises a feeding support, a wire feeding installation frame, a first wire feeding assembly, a second wire feeding assembly and an alignment driving part, the first wire feeding assembly and the second wire feeding assembly are installed on the wire feeding installation frame in the second direction in a spaced mode, and the wire feeding installation frame is installed on the feeding support in a sliding mode in the second direction. The alignment driving part drives the wire feeding installation frame to do reciprocating rectilinear motion in the second direction so that the first wire feeding assembly and the second wire feeding assembly can be sequentially aligned with the wire receiving groove. The first wire feeding assembly and the second wire feeding assembly are alternately aligned with the wire receiving groove of the bending mechanism, the feeding action and the bending action are almost overlapped in a gapless mode, and the production takt is accelerated.

The invention discloses a hot riveting welding device for ship steel structure machining. The hot riveting welding device comprises a machine body. Through cooperative use of the first bending mechanism and the drilling mechanism, the two sides of a steel structure plate are synchronously bent for three times to form a semi-finished product, a plurality of sets of riveting holes are sequentially formed in a third folded edge, and during drilling, the riveting efficiency is greatly improved. A whole formed by a second folding edge, a third inclined face, a second lifting piece and a shielding plate blocks an opening in the left side of a fixing frame, a first automatic cover plate blocks an opening in the right side of the fixing frame, a space is formed, chippings generated in the drilling process can only be collected in a collecting box, and then a steel structure frame is formed through a second bending mechanism; and finally, rivets are sequentially inserted into the overlapped riveting holes of the two third folded edges in the steel structure frame through the hot riveting welding mechanism, hot riveting welding is conducted on the rivets in sequence, a finished product is formed, the whole process is automatically operated, and the production efficiency of the cuboid frame for the ship is improved.

The present invention provides a positioning welding device for processing steel parts of a bending machine and a method for using the same, which relates to the field of positioning welding and includes: a welding workbench, wherein the welding workbench is rotatably connected to a vertical rotating shaft, and the upper end of the vertical rotating shaft is fixedly connected to a rotating table; a centering adjustment mechanism is installed on the top of the rotating table, and the top of the rotating table is clamped with a steel plate part and a flange part through the centering adjustment mechanism. By setting up the centering adjustment mechanism, when centering the steel plate part and the flange part, there is no need for workers to manually place and adjust them one by one, which significantly reduces the operation time and labor intensity, and at the same time ensures the consistency after the adjustment, improves the positioning accuracy, and improves the quality of the finished welded parts; it solves the problem that when welding the steel plate part and the flange part of the hydraulic oil tank of the existing bending machine, the circular holes of the two need to be centered and adjusted, which currently relies on workers to manually place and adjust them one by one, which is time-consuming and labor-intensive, and has poor adjustment accuracy, affecting the quality of the finished welded parts.

The invention provides a bending device for box-type substation shell machining, and belongs to the technical field of steel plate bending. The bending device for box-type substation shell machining comprises a machine tool and a workbench arranged on the machine tool, and a fixing frame is arranged in the machine tool; the two supporting mechanisms, the two bending mechanisms and the two cleaning mechanisms are symmetrically arranged with the workbench as the boundary, and each supporting mechanism comprises two guide plates rotationally installed on the fixing frame; through cooperation of the supporting mechanism and the bending mechanism on the upper side and the lower side of the workbench, the two sides of a plate can be rapidly bent on the premise that the plate is not turned over, and meanwhile the surface of the plate makes contact with the supporting plate all the time during bending, so that scratches and irregular wrinkles possibly caused by friction between the plate and a bottom die during bending are avoided; and meanwhile, the supporting force and the bending angle of the bottom die can be dynamically adjusted, and different bending requirements and bending compensation can be met.

The invention discloses a plate bending machine for stainless steel plate machining, and relates to the technical field of plate bending. According to the plate bending machine for stainless steel plate machining, through the design of the bending device, a plate is placed on the bending table, a hydraulic column drives a buffering mechanism to extrude an auxiliary rod, the auxiliary rod drives a bending block to extrude towards one side of a bearing mechanism, and therefore the effect of bending the plate is achieved; the buffering mechanism plays a role in damping and buffering, so that the extrusion force is reduced, excessive extrusion of parts is avoided, instantaneous impact is buffered, the bearing mechanism plays a role in buffering in the pressing and shrinking process, impact of external pressure on the parts is reduced, and the service life of the parts is prolonged. And one side of the protection table is scoured through the pneumatic device, so that the effect of cleaning impurities on the surfaces of the parts is achieved.

The application relates to the technical field of sheet metal processing, in particular to a high-precision sheet metal structural part efficient forming equipment and process. The high-precision sheet metal structural part efficient forming equipment comprises an outer die mechanism, an inner die mechanism and an adjusting mechanism. The outer die mechanism comprises a bottom plate and a plurality of bending assemblies. Each bending assembly comprises a first forming rod, a second forming rod and a third forming rod. The plurality of first forming rods form a forming cavity. The inner die mechanism comprises a multi-sided frame. The outer die mechanism has a first state and a second state. The plate is placed on the first forming rod, and the multi-sided frame presses the plate into the forming cavity. The adjusting mechanism changes the outer die mechanism from the first state to the second state, and the plate is bent and formed. During work, the plate does not need to be moved, and the forming precision is higher. Meanwhile, the four sides can be bent synchronously, and the efficiency is higher. The application provides a high-precision sheet metal structural part efficient forming equipment and process, so as to solve the problems of low bending efficiency and influence on forming precision of the existing bending machine.

The invention relates to the technical field of metal processing equipment, and discloses a metal wire bending machine which comprises a bending machine rack, a self-adaptive feeding mechanism is arranged above the bending machine rack, a replaceable mechanism is arranged on the left side of the self-adaptive feeding mechanism, and the self-adaptive feeding mechanism comprises a workbench; the bottom face of the workbench makes contact with the upper surface of the bending machine rack, the upper surface of the workbench is fixedly connected with two fixed installation bases, and an adjusting installation base is arranged above each fixed installation base. According to the metal wire bending machine, the self-adaptive feeding mechanism is arranged, two fixed mounting bases are matched with two adjusting mounting bases arranged above the fixed mounting bases, metal wires are conveniently conveyed through two sets of rotating rolling wheels, extrusion force borne by the rotating rolling wheels is detected through a pressure sensor, and therefore the metal wires can be conveniently conveyed. And the stability of the distance between the two sets of rotating rollers can be adjusted, and the bending machine can adapt to bending machining of metal wires of various specifications.

Quality detection equipment for a zinc layer of a galvanized steel strip relates to the field of steel strip quality detection and comprises a fixing frame, a bending mechanism and a flattening mechanism, the bending mechanism and the flattening mechanism are arranged in the fixing frame, the bending mechanism comprises a horizontally-arranged bending bottom plate and a bending head suspended above the bending bottom plate, the bending bottom plate is provided with a bending groove corresponding to the bending head up and down, and the bending groove is provided with a pressing groove corresponding to the bending head up and down. The flattening mechanism comprises a horizontally-arranged flattening bottom plate and a flattening top plate suspended above the flattening bottom plate, the distance between the lowest end of the bending head and the bottom of the bending groove is equal to the distance between the flattening top plate and the flattening bottom plate, and the bending head and the flattening top plate are both connected with a power mechanism used for driving the bending head and the flattening top plate to move up and down. According to the detection equipment, the labor intensity of workers can be greatly reduced, the sample size can be reduced, the steel strip yield can be improved, the product benefit can be increased, the detection process is standardized, and the detection equipment can play a good guiding role in the quality control of the zinc layer of the steel strip.

The utility model discloses an angle-adjustable bending machine, which relates to the technical field of bending machines and comprises a workbench, an angle adjusting mechanism is arranged at the top end of the workbench, clamping mechanisms are symmetrically arranged at the top end of the angle adjusting mechanism, a bending mechanism is arranged between the two clamping mechanisms, and a pressing mechanism is arranged above the bending mechanism. According to the bending machine, the angle adjusting mechanism, the clamping mechanism, the bending mechanism and the pressing mechanism are arranged in a matched mode, the included angle between the bending plates can be rapidly and accurately changed and observed, the production efficiency and flexibility of the bending machine are improved, meanwhile, springback of a bent workpiece can be avoided, the production quality of the workpiece is guaranteed, and in addition, the production cost is reduced. And the bending plate can be quickly mounted and dismounted, the maintenance process of the bending machine is simplified, and the service life of the bending machine is prolonged.

The application relates to the technical field of sheet metal processing equipment, and discloses a sheet metal bending machine with precise positioning function, which comprises a workbench, a first cavity and a second cavity are arranged in the workbench, the first cavity is located on the left side of the second cavity, the first cavity and the second cavity are in communication, an adjusting mechanism and a bidirectional mechanism are arranged in the first cavity; a vertical plate is fixedly installed on the right side of the top of the workbench, a horizontal plate is fixedly installed on the top of the left side of the vertical plate, a bending mechanism is arranged on the horizontal plate, a first seat hole and two second seat holes are arranged on the top of the workbench, the two second seat holes are respectively located on the front side and the rear side of the first seat hole, and a clamping seat is slidably installed on the top of the workbench. The sheet metal bending machine has the following advantages and effects: the first clamping mechanism and the second clamping mechanism are arranged, the sheet metal workpiece clamping stability can be improved, and the sheet metal workpiece can be prevented from being deviated during the bending process, so that the bending quality is affected.

This utility model discloses a bending and stamping die for metal pipe fittings, comprising: a processing table, on one side of which is a support plate with an inverted L-shaped design; and a bending mechanism disposed on the processing table, the bending mechanism including a lower seat and an upper seat, the top surface of the lower seat being concave and the bottom surface of the upper seat being convex, the lower seat and the upper seat being compatible, and the top surface of the lower seat having a lower bending groove and the bottom surface of the upper seat having an upper bending groove, both of which have semi-circular cross-sections. Compared with traditional planar contact bending, this method can disperse bending pressure and prevent the inner cavity of the pipe fitting from collapsing or elliptical deformation due to excessive local stress, making it particularly suitable for high-precision bending of thin-walled pipe fittings.