42results about How to "Meet bending needs" patented technology

The invention discloses a folding display device. The device comprises a flexible display screen, a middle shell, two supporting shells arranged on the two opposite sides of the middle shell respectively and a rotating assembly arranged between each supporting shell and the middle shell, each supporting shell is rotationally connected with the middle shell, one end of each rotating assembly is rotationally connected with each supporting shell, the other opposite end of each rotating assembly is a free end and extends into the middle shell, and the supporting shell and rotating assemblies jointly support the flexible display screen; the two supporting shells rotate relative to the middle shell, and the rotating assemblies rotate relative to the corresponding supporting shells and the middleshell; and in the folding process of the folding display device, the free ends of the rotating assemblies rotate in the direction close to the inner wall of the middle shell, and the two rotating assemblies rotate to form an avoiding space so as to contain the bent end of the flexible display screen.

The invention provides an automotive braking hard tube bending tool applied to the technical field of automotive braking rod hard tube production and processing equipment. A tool frame (1) of the automotive braking hard tube bending tool is connected with a fixing component, a lifting stand column (2) in the tool frame (1) is connected with a retractable cylinder (3) and is connected with a meshing rack (4); a meshing gear (6) is mounted on a rotating shaft (5) on the tool frame (1); the meshing gear (6) is meshed with the meshing rack (4); an extruding wheel (7) is mounted at one end of the rotating shaft (5); a connecting rod (8) is further mounted on the rotating shaft (5); and a bending wheel (9) is mounted at an end of the connecting rod (8). By the automotive braking hard tube bending tool, tube bending operation can be finished conveniently and rapidly; while tube bending efficiency is improved, the labor intensity of operators can be reduced greatly; tubes with different diameters can be bent; the universality of use of the tool is improved; and the processing cost is reduced.

The invention discloses a multiple-cylinder linkage hydraulic machine hydraulic system use method, and belongs to the technical field of hydraulic machines. The method comprises the control steps of main oil cylinder rapid down, main oil cylinder slow down, main oil cylinder pressure maintaining, main oil cylinder pressure release, main oil cylinder return and the like; when main oil cylinder rapid down is performed, a cartridge valve III, a cartridge valve VII and a cartridge valve VI are switched on, a cartridge valve IV is switched off, an upper cavity of a main oil cylinder is subjected tooil taking, and a lower cavity of the main oil cylinder is subjected to oil return; when main oil cylinder slow down is performed, a cartridge valve VII and a cartridge valve V are switched on, the cartridge valve VI is switched off, the upper cavity of the main oil cylinder is subjected to oil taking, the lower cavity of the main oil cylinder is subjected to oil return, and a workpiece is pressed; when main oil cylinder pressure maintaining is performed, the cartridge valve VII and the cartridge valve VIII are switched off, oil lines of the upper cavity and the lower cavity of the main oil cylinder are disconnected, and the main oil cylinder is locked; when main oil cylinder return is performed, the cartridge valve III is switched off, the cartridge valve IV and the cartridge valve VII are switched on, the lower cavity of the main oil cylinder is subjected to oil taking, and the upper cavity of the main oil cylinder is subjected to oil return. Accordingly, control over actions such as large hydraulic machine rapid down, slow down, pressure maintenance, pressure release and return can be achieved stably and reliably.

The invention discloses rotary bending equipment and a machining method thereof. The rotary bending equipment comprises a to-be-machined product fixing carrier, a rotary bending mechanism and a driving mechanism, wherein the to-be-machined product fixing carrier is used for fixing a to-be-machined product; the rotary bending mechanism is used for bending turned edges of the to-be-machined product, and the rotary bending mechanism and the to-be-machined product fixing carrier are coaxially arranged; the driving mechanism is used for driving the rotary bending mechanism to reciprocate in the horizontal direction. According to the rotary bending equipment and the machining method thereof, the design is ingenious, the structure is simple, the product is positioned by the to-be-machined product fixing carrier, three arc-shaped bending push heads on the rotary bending mechanism apply force to the turned edges respectively by the aid of rotary movement, synchronous and accurate bending of the three turned edges on the product is realized, the whole bending process is performed automatically, the efficiency is high, influences of manual operation are free, the problems that the bending angles are not uniform, the turned edges are deformed and damaged and the like due to manual operation are solved, and the machining quality of a final product is guaranteed.

The invention discloses an automatic bending mechanism and method for the angle of a brush box. The automatic bending mechanism comprises a fixing carrier for a product to be machined, a rotating bending mechanism and a driving mechanism, wherein the fixing carrier for a product to be machined is used for fixing a product to be machined, the rotating bending mechanism is used for bending flanges of the product to be machined on the fixing carrier for a product to be machined, the rotating bending mechanism and the fixing carrier for a product to be machined are coaxially arranged, and the driving mechanism is used for driving the rotating bending mechanism to rotate in the horizontal direction in a reciprocating mode. The automatic bending mechanism is elaborate in design and simple in structure, the product is positioned through the fixing carrier for a product to be machined, then three arc bending push heads on the rotating bending mechanism are made to apply push force to the flanges respectively through the rotating movement, the three flanges on the product to be machined are synchronously and precisely bent, the whole bending process is automatically carried out, efficiency is high, and the influence of manual operation is avoided; thus, the problems of nonuniformity of bending angles in manual operation, deformation and breakage of the flanges and the like are solved, and the machining quality of the end product is ensured.

The invention discloses a universal bending machine which comprises a slanting wedge knife holder which can vertically and horizontally move and a supporting frame which is positioned at the two ends of the slanting wedge knife holder and has the supporting effect, wherein bending knives are installed on one side surface of the slanting wedge knife holder; an angle pressing block which is parallel to the a slanting wedge knife holder is arranged on the bending knife facing the slanting wedge knife holder and is installed on a drive frame which can vertically move; the blade part of the angle pressing block is opposite to a blade of the corresponding bending knife; a bending platform for bearing a plate to be bended is arranged below the angle pressing block; the two ends of the bending platform are supported by the supporting frame; the angle pressing block is composed of a plurality of pressure blocks which can be clamped with the drive frame; at least one clamping table is arranged on the top surface of each pressure block and is matched with a clamping groove formed in the side surface or the lower surface of the drive frame; and when the clamping table on each pressure block is inserted into the corresponding clamping groove formed in the drive frame, each pressure block is hung below the drive frame. By the universal bending machine, materials can be bent in various shapes and at various angles, and can be bent towards different directions so as to meet various bending needs.

The invention discloses a steel bar bending machine device for building construction based on PLC control, which includes a hollow workbench and a disc connected to the upper end of the workbench in rotation. The steel bar bending device uses a PLC steel bar bending system. A first motor is fixedly installed on the inner top of the workbench, and the output shaft of the first motor penetrates to the upper end of the workbench and is fixedly connected to the axis of the lower end of the disk. The present invention can control the operation of the electric push rod by setting the stabilizing mechanism and the clamping mechanism, so that the connecting plate pushes the sleeve to move down, so that the supporting rod is pressed downward, and the supporting seat replaces the roller to support the workbench , so that the steel bar bending device is more stable, avoiding the deviation of the steel bar bending angle, and can control the operation of the second motor to adjust the distance between the movable nip roller and the fixed nip roller, so as to clamp and fix the steel bars of different specifications , to meet the bending requirements of steel bars of various thicknesses.

The invention discloses a manufacturing method of a substrate, a substrate and a display device. The method includes the following steps of forming a flexible base layer on a preset bending area of aprovided rigid base layer and removing the rigid base layer in the preset bending area. Thus, a manufactured substrate is a flexible base layer only at the preset bending area and is a rigid base layer in the other areas. The bending requirement of the substrate can be satisfied. Moreover, the production cost can be reduced, the production efficiency can be improved, and the productivity of products can be improved.

The invention provides a half-bent printed circuit board and a making method thereof. The making method includes: pre-arranging a bent area on an inner-layer circuit board; arranging non-conducting wires in a copper-free area of an inner-layer circuit layer of the bent area; especially arranging non-conducting wires in a copper-free area of an outer-layer circuit layer in a matched manner; especially arranging the non-conducting wires according a specific layout mode to form a specific half-bent circuit board making process. The half-bent circuit board made by the making process can reduce stress directly acting on the circuit board in the process of bending, the problem that the inner-layer circuit board in the bent area cracks during board bending is solved, certain bending needs are metwithout adopting expensive PI films, and cost reduction and meeting of bending needs are well balanced; the half-bent circuit board has high reliability and excellent thermostability.