34results about How to "Solve Flatness Problems" patented technology

The invention discloses an ECU sealing performance detection device with reliable sealing and pressing. The ECU sealing performance detection device comprises a clamp body, linear guide rails, slidingblocks and a supporting plate, wherein the clamp body is used for positioning an ECU, the linear guide rails are arranged on the clamp body, the sliding blocks are in horizontal sliding fit with thelinear guide rails, the supporting plate is arranged on the sliding blocks, a first inclined plane is arranged on the clamp body, a linear driver is arranged on the supporting plate, the linear driveris connected with an inclined block, the inclined block is provided with a second inclined surface matched with the first inclined surface, the inclined block is connected with an elastic sealing plate, the inclined block is provided with a vent hole, and a sealing hole communicating with the vent hole and the ECU air inlet is formed in the elastic sealing plate. According to the ECU sealing performance detection device, the technical problem that the air inlet of the ECU is difficult to seal is solved, and rapid assembling and disassembling of products can be achieved.

The invention provides a vertical multi-track pulling robot for section bars. The vertical multi-track pulling robot comprises M pulling units and a control mechanism. Each pulling unit comprises a vertical travel track, a mechanical arm, a transmission mechanism and a driving mechanism, the mechanical arms are used for clamping and pulling the section bars, the driving mechanisms are used for being connected with the transmission mechanisms, and the mechanical arms are clipped on the side surfaces of the vertical travel tracks and are slidably connected with the side surfaces of the vertical travel tracks, so that the mechanical arms can be suspended on the side surfaces of the vertical travel tracks and can travel and move; the transmission mechanisms comprise first transmission gears and second transmission gears, the first transmission gears are arranged on the mechanical arms, and the second transmission gears are arranged on the vertical travel tracks; the M pulling units are spliced with one another in an overlapped manner by the aid of the vertical travel tracks, and the mechanical arms of each two adjacent pulling units are suspended on the corresponding vertical travel tracks and can cooperatively alternately travel and move, so that the section bars can be pulled in a cooperative alternative manner. The vertical multi-track pulling robot has the advantages that the section bars can be fully automatically pulled in a multi-track mode according to production requirements, and accordingly the section bar pulling efficiency can be improved.

The invention discloses an optional processing process of a clutch driven disc. The process is that shapes of the outside, a central hole, a phi10 hole and a phi 12 hole of the driven disc are punched by raw materials on a punch through dies for blanking and punching the central hole, the phi 10 hole and the phi 12 hole in a gap mode; then shapes of a phi 6.2 hole, a phi 5.2 hole and a spacing hole of the driven disc are punched on a pressure machine tool through dies of the phi 6.2 hole, the phi 5.2 hole and the spacing hole; and finally shapes of a window and a long U-shaped groove are directly formed on the punch through dies for punching the window and the groove for once. The optional processing process of the clutch driven disc has the advantages of canceling heat treatment and leveling, solving an extremely bad flatness problem, being environment-friendly as well as energy-saving and cost-reducing, improving work efficiency, reducing cost and errors accumulated in a plurality of processes, and improving product size procession. Subsequent processes are uniform in processing standards, processing quality and precision are guaranteed, service life of a driven disc assembly is greatly prolonged, and performance of the driven disc assembly is greatly improved.

The invention discloses a rolling process suitable for aluminum alloy plates, which includes the following steps: (1) Setting rolling parameters: the maximum rolling force is 1200 tons, the maximum torque is 400kNm, the maximum downward force is 20 mm, and the upper roll is rolled The speed is 1.5~3.5m / s, the diameter of the upper and lower rolls is 100 mm, and the variable speed ratio i is 1.2; (2) For the setting of the misalignment amount S, set the misalignment amount S according to the following nonlinear regression equation. mmh-entrance thickness of rolling plate, mmΔh-down pressure, mmi-differential speed ratio, ratio of upper roll speed to lower roll speed, 1<i≤1.2 where: Δh is set to 10% of h ⑶, inspection of rolling The straightness of the rear aluminum plate. The invention has the advantage that the rolled high-performance aluminum plate has good flatness.

The invention discloses a clamp for controlling braze welding deformation of a fuel manifold. The clamp comprises a pressing unit positioned on the upper end surface of a nozzle and a supporting unitpositioned on the lower end surface of the nozzle, wherein the pressing unit comprises a stainless steel structural part (1) with a door-shaped section; two vertical sides of the structural part (1) are equal in width, but not equal in length; the supporting unit comprises a circular-ring-shaped base body (2), wherein observing holes (3) are formed in the outer periphery of the circular-ring-shaped base body (2) at equal intervals; and a supporting base (4) is arranged on a position, on the upper end surface of the circular-ring-shaped base body (2), between two adjacent observing holes (3). The clamp overcomes the problem that the end surface of the braze-welded nozzle is irregular and tilts, so that design requirements with planeness smaller than or equal to 0.3 mm are met, follow-up correcting difficulty is reduced, correcting working hours are shortened, and production efficiency is improved.

A data fusion mechanism based flatness optimization method of a broadband electric field sensor comprises the following steps that multiple measuring frequency points are arranged in the measuring frequency range of the electric field sensor, test data, in the measuring frequency points, of different induction antennas of the electric field sensor is obtained, and light intensity measuring valuesof the induction antennas in the measuring frequency points are calculated; a characteristic determining value of each induction antenna of the electric sensor in the measuring frequency points is calculated according to the light intensity measuring value of the induction antenna in each measuring frequency point, and characteristic of the electric field sensor is extracted and identified; and field intensity data of the whole measuring frequency range is fused according to the characteristic values of the electric field sensor in different measuring frequency points, and a fused field intensity of the electric sensor is calculated. On the basis of data fusion technology, decision fusion is carried out on different paths of measurement data of the induction antennas of the electric field,advantages of the induction antennas are combined, the problem that a single group of sensing antennas has defect in local frequency range, and the probe flatness is thus optimized.

The invention discloses a fixed disc structure convenient for surface reprocessing. According to the fixed disc structure, a fixed disc comprises a fixed disc body and a plurality of material pipes arranged at the bottom of the fixed disc body; the fixed disc further comprises a plurality of process pipes and a cylindrical seat plate, wherein the process pipes are arranged on the side wall of the fixed disc body; the cylindrical seat plate is arranged at the bottom of the fixed disc body; an inner cavity is defined by the cylindrical seat plate; and the material pipes are arranged in the inner cavity formed by the cylindrical seat plate. According to the fixed disc structure convenient for the surface reprocessing, the process pipes are arranged on the side wall of the fixed disc body so that pipes welded at the bottom of the fixed disc are reduced and only the material pipes are arranged; and after the process pipes and the material pipes are welded on the fixed disc body, the surface of the fixed disc body can be conveniently reprocessed and the flatness of the surface of the fixed disc body is guaranteed.

The invention provides a vertical walking rail for slidingly connecting with a vertical walking mechanism to realize walking movement of a mechanical arm. The vertical walking rail comprises a frame; and a slide rail is arranged on the side surface of the frame in the length direction, and is used for buckling and slidingly connecting with a walking mechanism to realize walking movement of the walking mechanism by hanging on the side surface of the frame. The vertical walking rail can effectively solve the problem of incapability of guaranteeing walking movement straightness of the mechanical arm caused by uneven ground so as to improve the quality of the clamping arm clamping a profile for machining. Meanwhile, the vertical walking rail can reduce the movement floor space of the mechanical arm. The invention further provides a rail assembly; the rail assembly is formed by superposing more than two vertical walking rails; and two adjacent vertical walking rails realize superposition through a superposing part 1 arranged at the top of the lower walking rail and a superposing part 2 arranged at the bottom of the upper walking rail. The rail assembly is convenient for movement machining of multiple mechanical arms so as to improve the machining efficiency.

The invention provides a vertical travel mechanism. The vertical travel mechanism is used for being slidably connected with a vertical track, so that a mechanical arm can travel and move. The vertical travel mechanism comprises a frame and a base. The base is used for mounting the mechanical arm; one end of the base is detachably connected with the frame, and the other end of the base is used for being connected with the mechanical arm; a sliding device is arranged at the bottom of the frame and is used for being clipped on slide rails on the side surfaces of the vertical track and is slidably connected with the slide rails, so that the frame can be suspended on the side surfaces of the vertical track and can travel and move. The vertical travel mechanism has the advantages that the problem that the travel and movement straightness and flatness of an existing mechanical arm cannot be guaranteed due to uneven grounds can be effectively solved, and accordingly the machining quality of section bars clamped by the mechanical arm can be improved; movement occupied spaces of the mechanical arm can be reduced by the aid of the vertical travel mechanism.

The invention relates to a hanging device of an object, in particular to a hanging device for a traction auxiliary power supply all-in-one converter of a motor train unit, solving the problem that no hanging device is suitable for the traction auxiliary power supply all-in-one converter of the motor train unit. The hanging device comprises a left hanging bracket, a middle hanging bracket and a right hanging bracket which are respectively consistent to the left part, the middle and the right part of the upper end surface of a box body of the traction auxiliary power supply all-in-one converterin shape, wherein the opposite side walls of the left hanging bracket and the middle hanging bracket and the middle hanging bracket and the right hanging bracket are provided with opposite assemblingholes; the upper end surfaces and the lower end surfaces of the hanging brackets are provided with fixed through holes; and hanging installation seats are fixed on the side walls of the hanging brackets. The hanging device ensures the hanging strength of the traction auxiliary power supply all-in-one converter equipment of the high-speed motor train unit, meets the technical requirements for the light weight of the traction auxiliary power supply all-in-one converter equipment of the high-speed motor train unit and solves the problems of the large-area hanging and the planeness of the traction auxiliary power supply all-in-one converter equipment.