7results about How to "Ensure flatness" patented technology

The utility model provides an electrolytic cell unit capable of preventing an anode or a current collector from collapsing towards an electrode chamber side. The electrolytic cell unit (2) is provided with electrode chambers (4) (an anode chamber (8), a cathode chamber (10)) for electrolyzing a liquid. The electrolytic cell unit (2) is provided with: an anode (14) disposed in the anode chamber (8); a current collector (20) disposed in the cathode chamber (10); a partition wall (16) that partitions the anode chamber (8) and the cathode chamber (10); and a flange (28) that defines both ends and a lower end of the anode chamber (8) in the width direction. The flange (28) is provided with a protrusion (34) that protrudes toward the anode chamber (8) and extends along the inner periphery of the flange (28), and at least one of both ends (14b) and a lower end (14c) of the anode (14) in the width direction is supported by the protrusion (34).

The utility model relates to the field of agricultural machinery, in particular to a leveling device for ridging and seeding, which comprises a rack, the adjusting shaft is movably connected with the rack, and an elastic pre-tightening assembly is arranged on the adjusting shaft; one end of the shaping plate is rotationally connected with the rack, the other end of the shaping plate is rotationally connected with the elastic pre-tightening assembly, the shaping plate is provided with an inclined shaping face facing the advancing direction of the rack, and the included angle between the inclined shaping face and the horizontal plane ranges from 5 degrees to 30 degrees. The leveling device for ridging and sowing can be adjusted in a self-adaptive profiling mode according to ridge height changes, the structure is adjustable, performance is stable, the application range is wide, and production cost is saved.

The utility model relates to the field of microwave communication, and specifically relates to a circuit for improving broadband ping-pong local oscillator output amplitude consistency. Comprising a first attenuator, a programmable frequency divider, a first filter, a first amplifier, a second attenuator, a second filter, a second amplifier and a third filter which are sequentially connected end to end, the input end of the first attenuator is connected with the output end of the ping-pong local oscillator; and the programmable frequency divider is configured to be in a 1 frequency division mode and is used for carrying out amplitude stabilization processing on the signal output by the first attenuator. According to the invention, the consistency and stability of the output amplitude are significantly improved. The circuit design is simplified, the debugging difficulty is reduced, and the overall performance of the system is improved, so that the system is more suitable for the requirements of a modern microwave communication system.

The invention provides a welding device for assembling a steel structure component, and relates to the field of steel structure machining. A welding robot is connected to the rear portion of the top end face of the welding workbench in a bolt fastening mode. Two guide sliding seats are symmetrically connected into the welding workbench in a sliding mode. The top end faces of the two guide sliding seats are each fixedly connected with a butt joint supporting seat. The positions of the two butt-joint supporting seats are aligned; the top end face of the welding workbench is symmetrically connected with two auxiliary turning bases through hinges. And the two auxiliary turning seats are aligned with the position of the welding robot. In the moving process of the guide sliding seat, a control rack slowly gets close to a control gear, then an auxiliary turning seat is driven to turn over through a series of transmission, a supporting guide seat laterally supports a steel structural component, and the problem that in the releasing process of internal stress generated by thermal deformation, the steel structural component slightly moves front and back, and the service life of the steel structural component is prolonged is solved. The quality of welding seams is affected, and the welding effect of steel structural members is reduced.

The utility model provides an electrolytic cell unit capable of preventing an anode or a current collector from collapsing towards an electrode chamber side. The electrolytic cell unit (2) is provided with electrode chambers (4) (an anode chamber (8), a cathode chamber (10)) for electrolyzing a liquid. The electrolytic cell unit (2) is provided with: an anode (14) disposed in the anode chamber (8); a collector (20) disposed in the cathode chamber (10); a partition wall (16) that partitions the anode chamber (8) and the cathode chamber (10); and a common flange (28) that defines both widthwise end portions and lower end portions of the anode chamber (8) and the cathode chamber (10). Both side end portions (16b) and lower end portions (16c) of the partition walls (16) in the width direction are bent toward the anode chamber (8) side and joined to the common flange (28), and both side end portions and / or lower end portions of the anodes (14) are supported by both side end portions (16b) or lower end portions (16c) of the partition walls (16) in the width direction.

The utility model discloses a display panel and a display device. The display panel comprises a substrate, a pixel defining layer and a plurality of light-emitting elements which are located on the same side of the substrate. A plurality of first openings are formed in the pixel defining layer, and the light-emitting elements are located in the first openings; the color film layer is located on the side, away from the substrate, of the pixel defining layer and the light-emitting element; the color film layer comprises a first sub-layer and a second sub-layer, and the first sub-layer and the second sub-layer are stacked in sequence; the first sub-layer comprises a plurality of first color resistors with different colors, the orthographic projection of the first color resistors on the substrate covers the orthographic projection of the light-emitting element on the substrate, and the orthographic projection of the first color resistors and the orthographic projection of the pixel defining layer on the substrate are at least partially overlapped; the second sub-layer comprises a plurality of second color resistors with different colors, the orthographic projections of the second color resistors and the light-emitting elements on the substrate are not overlapped, the orthographic projection of the second color resistors on the substrate is overlapped with the orthographic projection overlapping area of the first color resistors and the pixel defining layer on the substrate, and the colors of the second color resistors and the first color resistors which are overlapped by orthographic projection are different.

The application relates to an automobile wire harness bundling tool and relates to the technical field of wire harness manufacturing. In order to solve the problems of low efficiency and consistency of manual bundling, the tool includes a tool plate, a tool column is vertically arranged on the tool plate, a bundling seat is arranged on the tool column, a lifting mechanism for lifting the bundling seat is arranged on the tool column, a bundling mechanism is arranged on the bundling seat, the bundling mechanism comprises two vacuum adsorption plates and two turnover air cylinders, the two vacuum adsorption plates are symmetrically hingedly arranged on the two sides of the bundling seat, the two vacuum adsorption plates are arranged at intervals, a plurality of adsorption holes are formed in the working surface of each vacuum adsorption plate, the two turnover air cylinders correspond to the two vacuum adsorption plates respectively, the cylinder body of the turnover air cylinder is obliquely arranged on the bundling seat, and the piston end of the turnover air cylinder is hingedly arranged on the back surface of the corresponding vacuum adsorption plate. The application has the effect of significantly improving the bundling efficiency and consistency.