109results about How to "Guaranteed bending quality" patented technology

The invention relates to a slide block control system of a hydraulic machine. The slide block control system comprises a lower cavity safety module, an upper cavity safety module, a lower cavity pump source module, an upper cavity pump source module and a liquid filling valve constant pressure oil supply module, wherein an inlet of a medium-low flow rate pump of the liquid filling valve constant pressure oil supply module is communicated with an oil tank, an outlet of the medium-low flow rate pump is connected with an inlet of a third one-way valve, an outlet of the third one-way valve is connected with an energy accumulator, the bottom of the oil tank is downwards communicated with an upper cavity of a main cylinder through a liquid filling valve, a liquid control opening of the liquid filling valve is connected with an outlet of the third one-way valve through an electromagnetic reversing valve, an inlet of an upper cavity gear pump is connected with the bottom of the oil tank, an outlet of the upper cavity gear pump is connected with an upper cavity oil pipe of the main cylinder through the upper cavity safety module, an inlet of a lower cavity gear pump is connected with the bottom of the oil tank, and an outlet of the lower cavity gear pump is connected with a lower cavity oil pipe of the main cylinder through the lower cavity safety module. The gear pump can realize the flow direction change, the flow rate can be obtained through the calculation via the discharge capacity of the lower cavity gear pump and the rotating speed of a servo motor, the slide block fast descending or return speed can be accurately calculated, the motor does not rotate in the idling state, the noise is low, and the energy is saved.

The invention discloses a visual automatic bending alignment mechanism which comprises a base, an XY mobile platform mechanism mounted at the upper end of the base, a clamping bending mechanism mounted on the XY mobile platform mechanism through a Z-axis drive mechanism and a visual alignment mechanism mounted beside the base, wherein the visual alignment mechanism cooperates with the XY mobile platform mechanism to perform automatic shift compensation for the clamping bending mechanism; and the clamping bending mechanism comprises a mounting seat mounted on the Z-axis drive mechanism, a drive motor mounted on the mounting seat, a speed reducer and a bending chuck detachably assembled with the speed reducer. In the invention, the visual alignment mechanism photographs the state of the bending chuck after selecting a bending flexible printed circuit board to capture the features, and calculates the position; and then, the XY mobile platform mechanism performs automatic shift compensation for the clamping bending mechanism according to the data obtained by the visual alignment mechanism, so that the accuracy of bending alignment can be guaranteed, the bending quality is guaranteed, and the market competitiveness is remarkably high.

The invention discloses a plate bending machine and method. The plate bending machine comprises a case, a bending device is arranged in the case, the bending device comprises an upper fixing block, the upper fixing block is fixedly connected with the case, a lower fixing block is arranged at the bottom of the upper fixing block, a first hydraulic rod is arranged at the bottom of the lower fixing block, an output shaft of the first hydraulic rod is fixedly connected with the lower fixing block, a heater is arranged on the surface of each of the upper fixing block and the lower fixing block, a bending block is arranged on one side of the upper fixing block and the lower fixing block, a second hydraulic rod is arranged at one end of the bending block, and an output shaft of the second hydraulic rod is fixedly connected with the bending block. The bending device is provided, the heaters heat the plate to ensure the plate at a high temperature, the bending block is driven by the second hydraulic rod to bend the plate up or down as needed to ensure the bending quality of a right angle, and the bending block is also driven by the second hydraulic rod to fix the plate.

The invention discloses a semiautomatic steel bar bender, which relates to the technical field of steel bar-bending equipment. The invention aims to provide the semiautomatic steel bar bender which can deal with steel bars with different bending radii. The technical scheme of the invention is as follows: the semiautomatic steel bar bender comprises a machine bed, a working plate which is connected with the machine bed is arranged on the top of the machine bed, a rotary disk is arranged at the center of the working plate, the rotary disk is connected with a power mechanism in the machine bed and can rotate around the axis of the rotary disk, a plurality of positioning shaft holes and clamping shaft holes are evenly distributed along the circumferential direction of the rotary disk on the rotary disk, the positioning shaft holes form a plurality of concentric circles on the rotary disk, positioning shafts and clamping shafts are respectively correspondingly placed in the positioning shaft holes and the clamping shaft holes, backing pin blocks and rollers are arranged on both sides of the working plate, and backing pins are arranged on the backing pin blocks. The invention is applicable to steel bar bender.

The invention discloses a supporting plate mechanism used for a bending machine. The supporting plate mechanism used for the bending machine comprises a bending machine pressure head and further comprises an installation support arranged on the position of a feeding inlet of the bending machine, a sliding groove is formed in the installation support, and a sliding block is arranged in the sliding groove. The supporting plate mechanism used for the bending machine further comprises a first spring, one end of the first spring abuts against the lower end face of the sliding groove, the other end of the first spring abuts against the sliding block, a material supporting plate is rotationally arranged in the sliding block, a sliding rail is formed in the side wall of the material supporting plate, a rolling shaft and a second spring are arranged in the sliding rail in a sliding mode, the rolling shaft abuts against the second spring, a gear is rotationally arranged on the installation support, a gear face meshed with the gear is arranged on the pressure head, and the gear is meshed with the gear face. The supporting plate mechanism used for the bending machine further comprises a sliding rope, one end of the sliding rope is connected with the gear, and the other end of the sliding rope is connected with the rolling shaft. In the bending process of a plate body, the material supporting plate always supports the plate body, bending quality is ensured, and the supporting plate mechanism used for the bending machine guarantees that plate material can not directly fall onto a work table after formation of the plate material.

The invention discloses a water sump bending plate production line. The water sump bending plate production line comprises a rack, wherein the rack is provided with a feeding mechanism, a feedstock guiding device, a front shearing device, a side hole punching device, a main engine forming device, a tail hole punching device, a side dismantling device, a bending device and a shearing device in sequence from front to back; the middle part of the rack is provided with a power device, and the power device is connected to the main engine forming device in a transmission manner. The water sump bending plate production line is reasonable in design and is integrated onto the rack, and feeding and discharging are performed continuously, so that the bending efficiency and bending quality are guaranteed, the quantity of workers is greatly reduced, the cost is also reduced while the amount of labor is alleviated, and the whole production line is small in occupied area, low in cost and high in practicability and is applicable to popularization.

The invention is suitable for the technical field of automobile longitudinal beam production, and provides an automobile longitudinal beam bending production device. The device comprises a feed device, a stroke detection device, a bending device and a discharge device. The feed device comprises a bearing device and multiple conveying devices. The stroke detection device comprises a main frame body, a stroke measurement mechanism and a numerical control feedback mechanism. The stroke measurement mechanism is arranged in the main frame body, is arranged over a production line and makes elastic contact with a longitudinal beam. The bending device comprises a fixed mechanism and a swing mechanism. The swing mechanism is hung on the fixed mechanism through supporting shafts arranged on the two sides. A hydraulic servo drive device is connected with a numerical control system. The discharge device comprises a supporting frame and a push device. The push device comprises a motor, a control panel and a movement device. The control panel is electrically connected with the movement device and the motor. The push device is fixedly connected with the supporting frame. In this way, bending production of the automobile longitudinal beam can be automatic, the production efficiency can be improved, and potential safety hazards can be reduced.

The invention relates to a male pin bending device, which belongs to the technical field of metal performance tests. The male pin bending device comprises a triangular base with an inclined plane, wherein the inclination included angle of the inclined plane and the triangular base is 60 degrees; a welding stud fixing base is perpendicularly arranged on the inclined plane. The male pin bending device can not only bend welding studs through pressing machine experiment equipment, but also has a simple structure.

The invention discloses a graduation line steel bar bender, which relates to the technical field of steel bar bending molding equipment, and aims to provide the graduation line steel bar bender with accuracy in bending angle. The graduation line steel bar bender has the technical scheme that the graduation line steel bar bender comprises a working plate located on the top part of a machine body, a locating shaft and a clamping shaft, wherein the working plate comprises a fixed plate and a rotary plate; the rotary plate is connected with a drive device in the machine body and is rotated around the axis of the rotary plate; a plurality of locating shaft holes and clamping shaft holes are uniformly distributed in the rotary plate along the circumferential direction of the rotary plate; the locating shaft and the clamping shaft are respectively and correspondingly placed in the locating shaft holes and the clamping shaft holes; graduation lines are respectively arranged on the fixed plate and the rotary plate; the number of the graduation lines on the rotary plate is more than the number of the graduation lines on the fixed plate. The rotated angle of the rotary plate can be obtained through the position relationship between zero graduation lines on the fixed plate and the rotary plate, and the graduation line on the rotary plate coincident to the graduation line on the fixed plate. The invention is applicable to the steel bar bender.

The invention relates to the field of processing of vehicle parts, in particular to an automatic prebending mechanism of a preassembled hasp. The automatic prebending mechanism comprises a linear driving unit, a guide unit and a pressing head; the linear driving unit is fixed on a frame; the pressing head is hinged to a moving end of the linear driving unit, and is freely suspended; the linear driving unit drives the pressing head and the guide unit to relatively move; the guide unit includes a base, a guide pin and a guide plate, wherein the guide pin is fixed on the base; any one of the base and the guide plate is fixed on the frame, and the other one is connected with the pressing head; the linear driving unit pushes the guide plate or the base to move; and when a gap of the guide plate moves to the guide pin position, the front end of the guide plate sinks, and the pressing head presses the hasp on a preassembled part to downwards bend to realize free prebending of the hasp. The guide unit provides a special moving rail to the pressing head, so that the consistency of each moving trajectory of the pressing head can be guaranteed, the bending quality is guaranteed, the working efficiency is improved, and the cost is saved.

The invention discloses a hydraulic pipe bender comprising a worktable and a bender body, wherein the upper surface of the worktable is longitudinally connected with a first platform, one end of the first platform is arranged outside the worktable, a hydraulic system is arranged inside the worktable, a first turntable is arranged on the surface at the rear end of the first platform, the hydraulic system is connected with a vertical shaft which passes through the worktable, the first platform and the first turntable, the outer circumference of the first turntable is provided with a first arc groove, a movable fixing seat is arranged on the surface at the front end of the first platform, the other end of the bender body is provided with a fixing seat which is connected with a core rod, the other end of the core rod is connected with a core sleeve, a plurality of supporting seats are arranged on the bender body and arranged on the lower part of the core rod, and the worktable is connected with a control table by circuits. The invention has the advantages of saving production cost and ensuring bending quality.

The invention relates to a bending machine with an assisted locating jig. The bending machine comprises a bending machine body, wherein the bending machine body is provided with a workbench for placing plates and a punching plate for extruding the plates, and one side of the punching plate is also provided with a group of positioning posts. The bending machine is characterized in that three equally spaced guiding rods are arranged on the workbench and are fixedly arranged on the workbench through bolts, a group of anti-deflection mechanism is arranged between every two adjacent guiding rods, each anti-deflection mechanism consists of two positioning plates and a smooth post which is horizontally and fixedly arranged between the two positioning plates, the positioning plates are fixedly arranged on the workbench through bolt bases, at least one smooth ball is embedded into each positioning plate, and the horizontal top end of each smooth post and the topmost end of the corresponding smooth ball are located on the same horizontal surface. The bending machine is used for high-precision bending, advance detection is carried out on the planes where to-be-bent plates are located by means of the anti-deflection mechanisms, head parts of the plates are prevented from deforming due to nonuniform extrusion force when the plates are bent, and the bending quality is ensured.

The invention discloses a side bending mold for a back plate. The side bending mold for the back plate comprises an upper mold plate and a lower mold plate, wherein the upper mold plate is provided with a guide sleeve; the lower mold plate is provided with a guide column; the guide column can move up and down in the guide sleeve; a return spring is arranged in the guide sleeve; the upper mold plate is connected with a male mold; a first roller is arranged at each of the two ends of the lower end surface of the male mold; the lower mold plate is connected with a female mold; a second roller is arranged at each of the two ends of the upper end surface of the female mold; stop blocks used for positioning a workpiece are arranged at the parts, positioned on the two sides of the female mold, of the lower mold plate. During mold closing, the upper mold plate moves down relative to the lower mold plate, the workpiece between the two stop blocks is bent downwards, and after the workpiece is bent, the upper mold plate moves up and returns under the action of the return spring. The side bending mold for the back plate is simple in structure and convenient to operate, the surface abrasion caused by sliding of the workpiece at the corner is avoided, and the bending quality of the workpiece is guaranteed. The side bending mold for the back plate is simple in structure and convenient to operate; moreover, the surface abrasion caused by bending of the workpiece can be avoided, and the bending quality of the workpiece is improved.