59results about How to "Reduce weight burden" patented technology

The invention discloses an industrial mechanical arm. The industrial mechanical arm comprises a rack, an adjusting mechanism, a grabbing mechanism and a plurality of connecting pieces; the rack comprises a vertical column and a cross rod; the adjusting mechanism comprises a horizontally arranged base, a first rod body rotationally connected with the base, a first sleeve rotationally arranged outside the first rod body in a sleeving manner, two telescopic rods symmetrically fixed to the lower portion of the first sleeve, a first disk fixedly connected with the lower ends of the two telescopic rods and a second sleeve fixedly connected with the lower surface of the first disk; the grabbing mechanism comprises a barrel body arranged in the second sleeve in a sleeved manner, a compression spring, a second disk, two second rod bodies and a plurality of jaw bodies; and the jaw bodies are movably connected to the peripheral face of the barrel body through the connecting pieces. The industrial mechanical arm can rotate at a plurality of angles and automatically lock and keep the firm grabbing state of the jaw bodies, and is simple in structure, flexible to rotate and capable of completing the construction operation of a complicated environment.

In an arrangement for receiving CDMA signals, insertion of guard intervals is rendered unnecessary and transmission efficiency loss is suppressed, along with greatly reducing the computational burden of weight calculations. Impulse responses of a transmission channel are obtained by time-domain signal processing, the impulse responses are Fourier transformed and converted into frequency domain signals, equalizing filter weights are calculated using the frequency domain impulse responses, the calculated frequency domain weights are converted to time domain weights using an inverse Fourier transform, the received signals are filtered using time-domain signal processing, and data signals are demodulated by despreading the equalized signals.

The invention discloses an automatic locking mechanical arm. The automatic locking mechanical arm comprises a rack, a rotating mechanism and a locking mechanism, wherein the rotating mechanism comprises a base which is in sliding connection with the rack, an annular rotating base which is in bearing connection with the base, three telescopic rods which are in fixed connection with the annular rotating base, a first disk which is hinged to the lower ends of the three telescopic rods, a second disk and stand columns; and the locking mechanism comprises a sleeve which is fixedly arranged on the lower surface of the first disk, a cylinder which is sleeved by the sleeve in a sliding manner and connection pieces. According to the automatic locking mechanical arm, due to the fact that compressionsprings are designed between the first disk and the cylinder, the cylinder automatically locks grasping of claws under the elastic force action of the compression springs, and safety and reliabilityof the automatic locking mechanical arm are improved; and by adjusting the different lengths of the three telescopic rods, the first disk is driven to incline at all angles and in all directions, andtherefore the claws are driven to rotate at multiple angles, and completion of grasping operation of objects to be grasped on multiple planes and in all directions is achieved.

The invention discloses a sensor mounting base with a cooling function. The sensor mounting base is formed by coaxially assembling a platform, a cylindrical boss and a sealing ring in an integrated manner. The cylindrical boss is hollow, and is provided with at least two vertical air ducts in the wall surface. The sealing ring is connected to the bottom of the cylindrical boss, and forms a horizontal annular groove communicating all the air ducts. The platform is provided with horizontal air outlet holes and air inlet holes externally connected with aviation cold air. The air inlet holes, the air outlet holes and the air ducts are gradually communicated in a crossed manner, and form an air flow channel space inside the sensor mounting base together with the horizontal annular groove. By adopting the technical scheme of the invention, through cooling structure improvement and cooling treatment, the mounting base, even made by common nickel-based alloy, can meet the mechanical strength requirement of application in an about-1600K high-temperature gas environment. The surface temperature can be effectively reduced, measurement precision out-of-tolerance caused by temperature overrun of a compensation wire part of a thermocouple is reduced, and the weight load on and the cost of aero engines are reduced.

A plastic clip attaches to a gun sling, and assists in the carrying of a gun over the shoulder. The gun sling is an ordinary strap that attaches to the gun and loops over the shoulder. The clip attaches to the strap, and hooks into the waist belt. The clip allows the waist belt to support much of the weight of the gun, and keeps the gun from flopping around. The gun is further stabilized by a bungee cord that connects the clip to a belt loop.

The invention discloses a handheld mowing machine. The handheld mowing machine comprises an upper cover, a lower cover, wheels, a height adjusting mechanism, a mowing mechanism, a drive device, a spherical rotating part, an upper connecting rod and a lower connecting rod, wherein the lower cover is arranged below the upper cover, the wheels are arranged on the lower cover, the upper cover and thelower cover are connected through the height adjusting mechanism, the mowing mechanism is arranged inside the lower cover, the drive device is connected with the mowing mechanism, the spherical rotating part is arranged above the upper cover and rotatably connected with the lower connecting rod, and the upper connecting rod is arranged at the upper end of the lower connecting rod. The handheld mowing machine has the advantages that the angle of the spherical rotating part relative to the lower connecting rod can be controlled, the wheels can support the handheld mowing machine, the wheels arecoordinated with the rotating part to provide support points to complete eccentric rotation, and a mowing head is constantly parallel with the ground and the height between the mowing head and the ground can be controlled by the aid of the wheels, the rotating part and the height adjusting mechanism.

A crutch (10) for orthopaedic or similar purposes which can be used with the arms to support the body and/or the legs, the crutch (10) being equipped with a semicircular element (13) which in turn presents two wings (14, 15) facing the front part of the crutch according to the usual forms currently in use, the crutch being fitted, at the ends of the two wings (14, 15) of the semicircular element (13), with a strap (16) of appropriate length and shape to allow the forearm to be restrained in the semicircular support element (13).

The invention discloses a processing process of a light high-hardness aluminum alloy. The aluminum alloy material is formed through the processing step of melting and casting constituents of 1-2 partsof carbon, 3-5 parts of silicon, 8-12 parts of chromium, 1-2 parts of manganese, 18-24 parts of iron, 5-7 parts of titanium, 2-3 parts of zinc, 1-15 parts of copper, 4-6 parts of nickel and 20-35 parts of aluminum. The ductility of the aluminum alloy is formed by adjusting the constituents, with addition of the elements such as silicon and manganese, the hardness of the aluminum alloy can be effectively improved, the mechanical property of an aluminum alloy plate is enhanced, the processed aluminum alloy is lower in weight, and thus the weight load in the using process is reduced.

The invention discloses a VR head-mounted device, an image display method and system of the VR head-mounted device, and a storage medium. The method comprises the steps of determining pose differencebetween a preset terminal fixing part and a conventional terminal fixing part of the VR head-mounted device, wherein the preset terminal fixing part is located at the top or bottom of a device main body of the VR head-mounted device, and the conventional terminal fixing part is located at the front part of the device main body of the VR head-mounted device; according to the pose difference, performing corresponding conversion processing on a conventional image output matrix corresponding to the conventional terminal fixing part to obtain a converted image output matrix; and when a display image of a display terminal placed at the preset terminal fixing part is obtained, performing corresponding image output operation on the display image by utilizing the converted image output matrix. While the head weight burden of a VR head-mounted device user is reduced, the VR head-mounted device can be ensured to have the same VR visual experience as a conventional VR head-mounted device.

The invention relates to the technical field of high-voltage line cleaning, and discloses a portable deicer for a high-voltage line. The portable deicer comprises a cylindrical chassis, a through groove is formed in the middle of the cylindrical chassis, a remote control system is fixedly connected to the bottom of the left side of the cylindrical chassis, an upper left end cover is hinged to theleft end of the cylindrical chassis through a hinge. an oil storage tank is fixedly connected to one side of the top end of the upper left end cover, an oil coating sponge is movably connected betweenthe upper end cover and the cylindrical base plate in a sleeving mode, a deicing cylinder is fixedly connected to the right side of the oil coating sponge, the oil coating sponge and the deicing cylinder are each divided into an upper part and a lower part, a limiting groove is formed in the joint of the oil coating sponge and the deicing cylinder, and the middle part of the cylindrical chassis is hinged with a middle upper end cover through a hinge. Through the design of the stranding cage type of the deicing part, accumulated snow and removed broken ice on the high-voltage line can be led to a snow conveying channel and cover the clamping position of the moving wheel and the high-voltage line to serve as a friction medium, and therefore the climbing capacity of the device is improved.

A packable battering ram quickly disassembled for transport by two or more persons. In the preferred embodiment, the invention has first and second body members that are symmetrical, but otherwise identically shaped and sized. When assembled, the first and second body members form a lower surface that has a concave portion that approximates the natural curvature of the back of an adult male. The packable battering may be disassembled to distribute the weight between multiple people, yet quickly assembled for use upon arrival at a emergency response location.

The invention provides an aircraft supporting framework. The aircraft supporting framework comprises a first windshield framework, a second windshield framework, a first side window framework and a second side window framework, wherein profiles of the first windshield framework and the second windshield framework are in the shape of P, one side of the second windshield framework is spliced with one side, away from the second windshield framework, of the first windshield framework to form a windshield framework, and the windshield framework is in the shape like a Chinese character 'yuan'; a profile of the side window framework is in the shape of P, one side of the side window framework is spliced with one side, away from the second windshield framework, of the first windshield framework, wherein a convex part of the first windshield framework is spliced with a convex part of the first side window framework to form a first supporting leg, and a profile of the second side window frameworkis in the shape of P; one side of the second side window framework is spliced with one side, away from the first windshield framework, of the second windshield framework, wherein a convex part of thesecond windshield framework is spliced with a convex part of the second side window framework to form a second supporting leg, the first windshield framework, the second windshield framework, the first side window framework and the second side window framework are all made of a composite material, and integrated to be formed by a vacuum bag forming method.

The invention provides a system and method for obtaining the gravity center of the weight of an aircraft passenger. The system comprises a data acquisition module, the data acquisition module is provided with an identity acquisition module, and the identity acquisition module is used for acquiring seat information corresponding to each passenger in passengers; the weight acquisition module is used for correspondingly acquiring weight information corresponding to each passenger in the passengers; the data processing module is in electrical communication with the data acquisition module, and the data processing module is provided with a data storage module which stores the acquired seat information and weight information corresponding to each passenger in the passengers as reference data; and the data calculation module calculates the reference data to obtain the total weight and the gravity center of the passenger.

The invention relates to a storage bedstead. The storage bedstead comprises a bedstead body, a foot stool mechanism and a rotation mechanism, wherein the bedstead body forms a lying bed board, the foot stool mechanism is connected with and supported below the bedstead body, the rotation mechanism is connected to one side of the bedstead body, the rotation mechanism is provided with a support area capable of being driven to be overturned to any position between the side surface and the lower part of the bedstead body, when the rotation mechanism pivots to be below the bedstead body relative to the bedstead body, the support area can be used for parallelly supporting and contacting the ground, at the same time, the bedstead body and the foot stool mechanism can rotate together by taking the rotation mechanism as the center till the bedstead body, the foot stool mechanism and the rotation mechanism are in an upright form, and therefore, the size occupied by a bed body in the horizontal direction can be reduced, and the effect of increasing the limited use space in the house, the hospital and the clinic is achieved.

The invention discloses numerical control horizontal lathe equipment. The numerical control horizontal lathe equipment structurally comprises a lathe bed, a power box, a main shaft, a tool rest, a tailstock, a lead screw, a polish rod, a tool rest feeding system and a power assisting device, wherein the lead screw and the polish rod are installed on the lathe bed, the tool rest feeding system is movably connected with the lead screw and the polish rod, the tool rest is arranged on the top of the tool rest feeding system, the main shaft is arranged on the left side of the tool rest and is connected with the power box, the power box is fixed on the lathe bed, the tailstock is arranged on the right side of the lathe bed, the power assisting device is connected with the tool rest feeding system and arranged inside the lathe bed, and the power assisting device comprises a pulley, a first pull rope, a winding structure and a second pull rope. The numerical control horizontal lathe equipmenthas the beneficial effects that the moving tool rest feeding system can be assisted by the power assisting device, so that the resistance is reduced, in addition, friction between a nut and the lead screw is reduced, the service life of the nut and the lead screw is prolonged, two movable claws opposite in direction match with a first winding wheel and a second winding wheel so that respective work can be carried out when the two movable claws move in the left direction and the right direction, and mutual interference is avoided.

The invention discloses a forming method of high performance wide aluminum alloy panel plate cut. The forming method is characterized by comprising the following steps of S1, high-temperature smelting; S2, continuous casting and continuous rolling to prepare an aluminum alloy slab; S3, punch forming; S4, pressurized thermal treatment; and S5, processing and polishing. The forming method of high performance wide aluminum alloy panel plate cut is short in process flow and low in cost, simplifies the process operating steps and enhances the tensile strength and toughness index of a wide aluminumalloy panel greatly. The prepared panel is excellent in comprehensive performance, high in dimensional precision, excellent in performance stability, good in corrosion resistance and long in service life.

The invention discloses a circuit cable wiring ladder, and mainly relates to the field of cable wiring tools. The circuit cable wiring ladder comprises a vertical rod and a cross beam, wherein a first hole groove is formed in the upper part of the side surface of the vertical rod; a first insertion block matched with the first hole groove is connected in the first hole groove in a plugging manner; a first shaft rod is connected to the end surface of the first insertion block; a first bearing is fixed on the first shaft rod; a pulley sleeves the first bearing; a second hole groove is formed in the lower part of the side surface of the vertical rod; a second insertion block is arranged in the second hole groove; a rope winding rod is connected to the part exposed out of a ladder body, of the second insertion block; and one end away from the rope winding rod, of a rope, crosses the pulley and is connected with a rope fixing device. The circuit cable wiring ladder disclosed by the invention has the following beneficial effects: the problems of the need of cooperation of two persons in a wiring process, high cable weight during high-altitude working, inconvenient wiring and high danger coefficient are solved, the weight burden of high-altitude working is reduced, wiring is facilitated, and the danger coefficient is reduced.

The invention discloses an automatic mechanical lifting tool, relates to the technical field of mechanical lifting tools. The invention aims to solve the problems that the existing stability is poor and the grabbing is not firm. A first inclined arm and a second inclined arm are arranged inside a lifting tool frame correspondingly, a first clamp arm is mounted below the first inclined arm, a hookring is arranged on one side of the lower end of the first clamp arm, a second clamp arm is mounted below the second inclined arm, a fixing ring is arranged on one side of the lower end of the secondclamp arm, a fixing base is arranged at the middle position of the bottom of the lifting tool frame, an air cylinder is mounted below the fixing base, a fixing frame is arranged below the air cylinder, a connecting shaft is arranged at the lower end of the fixing frame, locking pins are arranged on the two sides of the upper end of the lifting tool frame, lifting rods are arranged at the upper part of the lifting tool frame, a lifting plate is arranged at the upper part of the lifting rods, buffering blocks are arranged on the two sides of the interior of the lifting plate, connecting rods arearranged outside movable shafts.

The invention discloses a waterproof shell of a mechanical arm, which comprises a shell, a wrapping layer, a left shell section and a right shell section. The inner surface of the shell is bonded with a waterproof layer, and the inner surface of the waterproof layer is bonded with a foam filling layer. A void layer is provided between the wrapping layer and the foam filling layer, and an elastic pad is provided inside the void layer, convex points are provided on both sides of the groove, and a void layer is attached to the bottom of the groove. The two ends of the shell are provided with a water collection tank, and the bottom of the shell is connected with a fixing piece, the middle of the left shell section and the right shell section are provided with a groove, and both sides of the groove are connected with a water guide groove, the The right shell section is connected with the left shell section by connecting the soft shell, and water-guiding sheets are arranged on both sides of the fixing member, and a water accumulation point is fixed at the lower end of the water-guiding sheet. The waterproof casing of the robotic arm is provided with an organ-shaped connecting soft shell, which can protect the movable joints on the robotic arm from being corroded by water.