40results about How to "Meet the requirements of interchangeability" patented technology

The invention relates to a drilling tool for an airplane sliding rail. The drilling tool comprises an L-shaped drill template (1), wherein a bending part of the L-shaped drill template (1) is fixed and reinforced by using a reinforcing angle plate (2), the inner surface of the drill template (1) is clung to the exterior of the side surfaces of a sliding rail front bracket (7) and a sliding rail rear bracket (8), a bent handle pin (5) is installed at the front end of the drill template (1) and connected with a precast positioning hole in the sliding rail front bracket (7) for positioning, two positioning bolts (3) and knurled nuts (4) are installed at the rear end of the drill template (1) and connected with two precast positioning holes in the sliding rail rear bracket (8) for positioning, two drill bushing holes (6) are formed in the middle of the drill template (1), the positions of the two drill bushing holes (6) correspond to those of two holes to be machined in a sliding rail middle bracket (9), and the diameter of the two drill bushing holes (6) is 5 plus or minus 0.2mm. The drilling tool facilitates drilling in the installation of the airplane sliding rail, avoids deviation occurring in pre-installation of a finished product of the sliding rail, ensures the drilling quality, satisfies the requirement on the interchangeability of the sliding rail, and improves the percent of pass of the product.

The invention discloses an adjusting device used for fixing a wearable lower-limb exoskeleton robot and the human body waist. The adjusting device is composed of two same adjusting structures symmetric in a left-and-right mode. The two same adjusting structures are connected together through a width fixing plate. One of the adjusting structures is composed of eccentric clamps, two smooth rod pieces, thickness adjusting plates, waist fixing plates, connecting-rod sliding-block mechanisms, width adjusting plates, a stud and runners. By means of the adjusting device, the problems that in existing exoskeleton-robot and human-body-waist fixing, the width and the thickness can not be continuously adjusted, operation is complex, the interchangeability requirement can not be met, and the human bodies in different body types can not be well adapted are effectively solved.

Disclosed is an extracting tank. The extracting tank comprises a tank body, a stirring mechanism, and a plurality of side-placed rinsing mechanisms, wherein a heating spacer bush is arranged at the outer wall of the tank body, a heating medium leading-in connector and a heating medium leading-out connector are arranged on the heating spacer bush, and the top of the tank body is provided with a feeding port and a demister connector; a stirring motor coordinates with a stirring decelerator, a stirring shaft is located in a tank body cavity, a stirring shaft support is fixed on the cavity wall of the tank body cavity, and the shaft body of the stirring shaft is provided with a stirring blade; an acting cylinder is arranged on the tank body, one side of a slag discharging gate is hinged to the tank body, the other side of the slag discharging gate is connected with the acting cylinder, and the center is provided with an extracting solution leading-out port; the side-placed rinsing mechanisms are arranged on the side wall of the tank body and stretch into the tank body cavity. The extracting tank is characterized in that the stirring blade is composed of a helical band supporting frame and a helical band, the helical band supporting frame is fixed to the stirring shaft, and the helical band is fixed on the helical band supporting frame and maintains certain distance from the stirring shaft and the cavity wall of the tank body cavity. In this way, requirements of interchanging between a cold zone and a hot zone are satisfied, and an effect of uniform temperature of a material is guaranteed; meanwhile, influence of moment of force on the stirring shaft and stress degree of the stirring shaft are lowered, and thus appearance of deformation can be avoided; in addition, the rinsing effect of the extracting tank is good.

The invention discloses a middle wing part gluing and folding tool for small and medium-sized unmanned aerial vehicles. The middle wing part gluing and folding tool consists of a rotating support, a base, a pressing frame and positioners mounted on the base. The rotating support is used for supporting the rotating base and the pressing frame, and combination and separation of the rotating supportand the base can be rapidly achieved through insertion and extraction of the pin shaft. The base is used for supporting the lower plate and positioning and installing the positioners. The pressing frame is used for positioning the upper plate and measuring the gap, and uniformly applying cementing pressure. The horizontal measuring point positioner is used for drilling holes in the front edge andthe rear edge of the middle wing part and positioning horizontal measuring points. The middle wing front-back connector positioner is used for positioning a middle wing front-back connector and servesas a connector hole finish machining platform to eliminate assembly stress. According to the middle wing part gluing and folding tool, tolerance distribution is reasonably carried out, the gluing gapand the gluing pressure are controlled, and the product manufacturing precision and the gluing reliability are improved through rotation of the mold; finish machining is carried out before the product is taken off the rack, the assembly stress is eliminated and the parts are enabled to meet the interchangeability requirement.

The invention discloses a forming die for a composite dual-insertion lug piece of a solar energy unmanned aerial vehicle engine compartment. The forming die comprises a connecting bottom plate, positioning pins and fastening bolts, wherein a supporting swage die is arranged on the connecting bottom plate, a first fixing seat and a second fixing seat are respectively arranged at the positions, at the two ends of the supporting swage die, of the connecting bottom plate, a left swage die is arranged on the left side above the first fixing seat and the second fixing seat, a right swage die is arranged on the right side above the first fixing seat and the second fixing seat, a compression die is arranged at the middle position above the first fixing seat and the second fixing seat, and the inner side molded surfaces of the left swage die, the right swage die and the compression die transmit pressure through silica gel pressure equalizing plates so as to compact a composite part. According to the forming die, the supporting swage die, the left swage die, the right swage die and the compression die form a combined matched-die mode, so that the assembly, the disassembly and the demolding are convenient and simple, the die assembly is positioned by virtue of the positioning pins, the fastening bolts are fastened, and it is ensured that the size and the precision of a composite materialworkpiece are stable.

The invention provides an interchangeability design method for a domestic satellite-mounted travelling-wave tube amplifier and an imported satellite-mounted travelling-wave tube amplifier. The method comprises a step of mechanical interface interchangeability design, a step of input excitation interchangeability design and a step of usage pattern interchangeability design, wherein the step of mechanical interface interchangeability design comprises enabling installing interfaces of two travelling-wave tubes to be consistent with each other, be consistent with heat pipe layout interfaces positioned on a satellite structure boards and be consistent with antenna waveguide output interfaces; the step of input excitation interchangeability design comprises adjusting intensity of input excitation signals by externally connecting a fixed attenuator so as to meet the requirements of excitation of different saturation points of the two travelling-wave tubes; and the step of usage pattern interchangeability design comprises adding movement options of instructions such as starting / shutdown, feeding low pressure and discharging low pressure in operations schedule design so as to meet the requirements of two products for different usage patterns. According to the interchangeability design method, interchanging usage of the domestic travelling-wave tube amplifiers and the imported travelling-wave tube amplifier can be achieved, and flexibility in product matching in a subsystem scheme is guaranteed. The interchangeability design method is already applied in some satellite data transmitting subsystem.

The invention relates to an assembly welding device which comprises a workbench, supports for bracing the workbench, locating components which are fixed on the workbench and used for locating, and compaction components used for compacting, wherein rotating shafts and reinforced plates are arranged on the two sides of the workbench; shaft sleeves are arranged at the upper parts of the supports; bracing transverse plates are arranged on the side surfaces of the supports; bracing vertical plates are arranged between the bracing transverse plates and the shaft sleeves, and perpendicular to the bracing transverse plates; the rotating shafts are mounted in the shaft sleeves; first holes are formed in the reinforced plates; second holes are formed in the bracing transverse plates; third holes are formed in the bracing vertical plates; the workbench rotates with rotating of the rotating shafts; and locating pins are inserted into the first holes and the second holes, or inserted into the first holes and the third holes, so that the workbench is fixed. The assembly welding device can control welding deformation effectively, so that the assembly size accuracy and the shape position accuracy of a subframe front transverse beam welding piece are ensured; the product quality is improved; and an exchange requirement of the consistency of a product is met.

The invention discloses an LED light source module. The LED light source module comprises a radiator, one or more light source chips, glass lenses with the number being equal to that of the light source chips, a PCB connecting board and a pressing cover, wherein the radiator comprises a heat dissipation base plate and at least one group of heat dissipation fins; the heat dissipation fins are positioned on the same side of the heat dissipation base plate and are vertical to the heat dissipation base plate; each group of heat dissipation fins comprises three or more heat dissipation fins; in each group of heat dissipation fins, the heat dissipation fins are arranged in parallel; in each group of heat dissipation fins, in the direction vertical to the heat dissipation base plate, the lengthsof the different heat dissipation fins are gradually reduced towards two ends from the middle; and the light source chips are connected with the radiator, the PCB connecting board is connected with the light source chips and the radiator, and the glass lenses are fixed on the PCB connecting board. The invention further discloses an intelligent lamp cap comprising the LED light source module. The LED light source module provided by the invention is uniform in heat dissipation, good in heat dissipation effect, little in used material, small in integral weight and size, low in cost, and convenient to replace.

A welding assembly device, including a workbench, a support for supporting the workbench, a positioning assembly fixed on the workbench for positioning and a pressing assembly for pressing, with rotating shafts and The reinforcement plate is provided with a shaft sleeve on the upper part of the support, a support horizontal plate is provided on the side of the support, a support vertical plate is provided between the support horizontal plate and the shaft sleeve, the support vertical plate is perpendicular to the support horizontal plate, and the shaft is installed In the sleeve, the first hole is processed on the reinforcement plate, the second hole is processed on the support horizontal plate, and the third hole is processed on the support vertical plate. The worktable rotates with the rotation of the shaft, and the positioning pin is inserted into the first hole and the second hole. Insert the middle or positioning pins into the first hole and the third hole to fix the workbench. The welding assembly device of the present invention can effectively control welding deformation, ensure the assembly size accuracy and shape position accuracy of the subframe front beam welded parts, improve product quality, and meet the interchange requirements of product consistency.

The invention belongs to the design technology of aircraft movable surfaces, in particular to a leading edge slat with adjustable attitude. The attitude-adjustable leading edge slat includes a reinforcing rib (1), a slide rail (2), and a double eccentric bushing (3), wherein the reinforcing rib (1) passes through two holes connecting the lug and the slide rail (2). For fixed connection, two sets of double eccentric bushings (3) are respectively arranged in the outer connecting holes between the reinforcing rib (1) and the slide rail (2), and fixed by stud bolts (4). The leading edge slat with adjustable attitude of the present invention can adjust the attitude after the slat is installed, so as to ensure the aerodynamic gap requirements between the movable surface and the fixed surface, meet the interchangeability requirements, and ensure the zero position of the operating system. In addition, the attitude-adjustable leading-edge slat has a simple structure and is easy to adjust, which greatly reduces the difficulty of clearance control.

The invention discloses a 1 / 2 drawer unit of a drawer type power distribution cabinet. The 1 / 2 drawer unit comprises a drawer body and a plurality of primary movable inserts and secondary movable inserts. The drawer body comprises a drawer panel and drawer lateral boards on two sides. Every primary movable insert comprises an inserting type switch body, a switch base and a switch base installation frame, wherein the switch base installation base is arranged in the middle of a power distribution cabinet framework, and the bottom of the drawer body is supported on a separation board of a drawer layer through a plurality of guide rails. The secondary movable inserts are nine-needle connectors arranged in the inserting type switch bodies, primary plugs on the inserting type switch bodies are respectively inserted into corresponding sockets on the switch base, and inserting needles of the nine-needle connectors are inserted into corresponding jacks on the switch base. The maximum current capacity of the 1 / 2 drawer unit is improved to 250A, so that requirements for exchanging of the drawer type power distribution cabinet are met. The primary movable inserts and the secondary movable inserts of the inserting type switch body are reliable and accurate in contact, and the radiating effect is good.

The invention provides a movable battery holder which comprises a base and a metal sheet partially welded on the base, wherein the base comprises a working platform used for accommodating a battery, and a baffle plate arranged aslant above the working platform and connected with the working platform; and the metal sheet also comprises a first free end extending above the working platform and a second free end extending below the baffle plate. The movable battery holder can be independently produced together with a PCB (Printed Circuit Board), is assembled and combined with the PCB during use, can be independently replaced during replacement, meets the interchange requirement, and is saving in cost.

The invention provides an interchangeability design method for a domestic satellite-mounted travelling-wave tube amplifier and an imported satellite-mounted travelling-wave tube amplifier. The method comprises a step of mechanical interface interchangeability design, a step of input excitation interchangeability design and a step of usage pattern interchangeability design, wherein the step of mechanical interface interchangeability design comprises enabling installing interfaces of two travelling-wave tubes to be consistent with each other, be consistent with heat pipe layout interfaces positioned on a satellite structure boards and be consistent with antenna waveguide output interfaces; the step of input excitation interchangeability design comprises adjusting intensity of input excitation signals by externally connecting a fixed attenuator so as to meet the requirements of excitation of different saturation points of the two travelling-wave tubes; and the step of usage pattern interchangeability design comprises adding movement options of instructions such as starting / shutdown, feeding low pressure and discharging low pressure in operations schedule design so as to meet the requirements of two products for different usage patterns. According to the interchangeability design method, interchanging usage of the domestic travelling-wave tube amplifiers and the imported travelling-wave tube amplifier can be achieved, and flexibility in product matching in a subsystem scheme is guaranteed. The interchangeability design method is already applied in some satellite data transmitting subsystem.

The invention relates to a semitrailer portal frame production line. The semitrailer portal frame production line comprises conveying equipment, an assembling tool, a special welding robot and a control system, wherein the assembling tool is used for assembling parts such as door core veneers, front stand columns, bent parts, square pipes, etc.; the special welding robot is adopted for welding thedoor core veneers; and the control system is adopted to control the position and beat of each station node on the conveying equipment, so that the production line work is completed. The robot-operated intelligent automatic production line capable of achieving automatic pressure welding, automatic welding and standardized production of portal frame interchange belongs to intelligent manufacturingof traditional industry transformation and updating, and has the advantages that production automation and standardized organization production are achieved, produced workpieces completely meet the interchange requirement, and the workpiece precision is high; the labor intensity of staff is reduced, the production efficiency is improved by 100%, and manpower is saved by 70%; and the cost is reduced, and the operation environment is improved.

The invention discloses an efficient CPU cooling fin which comprises an I-shaped plate-shaped cooling fin body. A plurality of through holes are perpendicularly formed in the cooling fin body. The efficient CPU cooling fin is characterized in that at least two rods perpendicular to the upper surface of the cooling fin body are arranged on the upper surface of the cooling fin body, outer threads are arranged on each rod, the two rods respectively penetrate through a transverse board parallel to the cooling fin body, each rod is respectively connected with a first nut and a second nut, each first nut is located below the transverse board, and each second nut is located above the transverse board. A cooling tube is arranged between the cooling fin body and the transverse board, the height of the transverse board can be adjusted through adjustment of each second nut so that the heating tube can be clamped tightly. According to the clamping method, detachment is facilitated, when the cooling tube is damaged, the cooling tube is convenient to replace, the requirement for interchangeability is satisfied, and the phenomenon that the connecting strength is influenced by heat in other connecting modes of welding and the like is avoided.

The invention discloses an overall assembly device for a valve 120 module, which belongs to the technical field of rail wagon assembly and comprises a stand column, a lifting mechanism, an overturn mechanism, a disassembly platform, a manipulator and an assembly component. The lifting mechanism is installed on the stand column and comprises a lifting platform, a lifting air cylinder, a guide part and a locking part. The overturn mechanism is installed on the lifting platform and comprises a motor, a reducer, a brake, a coupling and a module mount. The disassembly platform is connected onto the module mount. Each of the disassembly platform and the assembly platform comprises a jig, a pressure lifting valve clamp, a valve 120 clamp, a 50-L air cylinder clamp and an 11X17-L cylinder clamp. The manipulator comprises a fixed seat, a rotating device, a telescopic arm, a lifting bar and a module rotating mechanism. The overall assembly device is high in assembly precision and convenient in use and maintenance, labor intensity is relieved, and production efficiency is improved. The interchangeability requirement is met, and space of an assembly site is economized. The overall assembly device is widely applied to overall assembly of valve 120 modules of a rail wagon brake system.

The invention discloses a transmission device of a multi-working-condition intelligent batching system and a control method. The transmission device comprises a transmission support, a track walking frame, a rotary disc rotating assembly, a synchronous belt wheel and a belt wheel carrier. The track walking frame comprises a wheel carrier, and a plurality of walking wheels are rotatably arranged on the wheel carrier. The track walking frame abuts against a movement track (not shown) through the walking wheels, and the walking wheels are connected to the movement track in a rolling mode. The track walking frame is connected through a steel wire rope, a pressing plate is arranged on the upper side of the steel wire rope, and the pressing plate is fixedly connected with the wheel carrier through fixing bolts. Technical support is provided for realizing high-precision and rapid material injection of a multi-working-condition intelligent batching system. As sliding is replaced by rolling, friction resistance can be effectively reduced, and the precision of equipment is improved.