38results about How to "Control mobility" patented technology

The invention provides a full-position automatic welding trolley and the full-position automatic welding trolley comprises a trolley and a trolley track. The trolley comprises a base, an x-axis movement module, a y-axis movement module, a z-axis movement module, a u-axis movement module, a swing movement module and a welding gun clamping mechanism and the trolley track comprises a walking track and a switch magnetic base. The traveling track is installed on the surface of a material to be welded through the switch magnetic base. The x-axis movement module can drive the trolley to complete thex-axis movement on the traveling track. The z-axis movement module can drive the welding gun clamping mechanism to move in a straight line in the z-axis direction. The y-axis movement module can drivethe welding gun clamping mechanism to move in a straight line in the y-axis direction. The swing movement module is used for driving the welding gun clamping mechanism to swing. The U-axis movement module is used for drive the welding gun clamping mechanism to rotate around the z-axis. The invention is small in size and light in weight, and can realize full-position automatic tracking welding through the cooperation of a plurality of movement modules.

The invention aims to provide a method and equipment for crawling a page. The method comprises the steps that crawling equipment obtains candidate page identification information corresponding to a candidate crawling page according to a crawled page; the candidate page identification information is added into a corresponding to-be-crawled page set according to relevant information of the candidate crawling page and the crawled page, and the to-be-crawled page set contains page identification information of one or more pages to be crawled; targeted crawling identification information of the page to be crawled is determined according to the to-be-crawled page set; and a targeted page corresponding to the targeted crawling identification information is crawled. Compared with the prior art, according to the relevant information, the method and the equipment for crawling the page control the crawling scheduling action effectively, so that the configurability of crawling scheduling is achieved, the crawling can be diffused purposefully; and moreover, the moving direction and speed of a crawler in webpages are controlled, the crawling efficiency of a vertical crawler is improved, and the completeness of crawling data is guaranteed.

The invention discloses an automatic arcing device for a vacuum consumable electric-arc furnace. A consumable electrode is arranged at the bottom of a furnace chamber; an auxiliary electrode is arranged above the consumable electrode; the upper end of the auxiliary electrode is connected with an electrode stem; the upper end of the electrode stem is connected with a transmission shaft; a differential mechanism/speed reducer is arranged at the upper end of the transmission shaft; the differential mechanism/speed reducer is connected with a feeding motor and a fast motor; a programmable controller comprises an output module, an input module, a CPU (Central Processing Unit) and a communication port; arc voltage measuring leads are respectively led out from the electrode stem and a housing of the furnace chamber; the other ends of the arc voltage measuring leads are connected with a signal transformer and then connected with the input module of the programmable controller; a voltage meter is connected with the signal transformer in parallel; a displacement sensor is also connected with the input module; and the output module and the input module are both connected with a motor controller. The invention further relates to a method for controlling arcing by using the arcing device; and the electrode stem is driven by the motor to strike an arc. The automatic arcing device for the vacuum consumable electric-arc furnace, disclosed by the invention, has the advantages of high arcing success rate, high arc distance control precision and high finished product ratio.

The invention belongs to the technical field of chip manufacturing and preparation, and particularly relates to a manufacturing technique of a low-voltage chip and the low-voltage chip thereof. The manufacturing technique comprises the following steps: (1), a P-shaped primary silicon slice is selected; (2) boron impurities are pre-processed before spreading; (3) the boron impurities are spread; (4) crystal separation and cleaning are conducted; (5) phosphorus impurities are spread; (6) crystal separation and cleaning are conducted; (7) table board processing is conducted; (8) cleaning is conducted before passivation; (9) sodion is cleaned; (10) glass is passivated; and (11) a finished product is manufactured. The manufacturing technique is simple and easy to operate. The low-voltage chip manufactured by the manufacturing technique is low in leakage value and capable of meeting the requirement of low leakage.

The invention relates to an automatic nut replacing mechanism. The automatic nut replacing mechanism comprises an installing frame, a supporting base installed on the installing frame, a first air cylinder assembly arranged on the installing frame and used for jacking the supporting base, a nut driver arranged at the upper end of the supporting base, a slide rail arranged on the supporting base and a clamping plate assembly arranged on the slide rail and used for clamping the nut driver. The clamping plate assembly comprises sliding blocks arranged at the two ends of the slide rail respectively, a left sliding block, a right sliding block, a left fixing plate, a right fixing plate and a second air cylinder, wherein the left sliding block and the right sliding block are arranged on the sliding blocks at the two ends of the slide rail respectively, the left fixing plate and the right fixing plate are fixedly connected with the left sliding block and the right sliding block respectively, the left sliding block and the right sliding block are provided with corresponding clamping plates respectively, and the clamping plates are used for clamping the nut driver. The automatic nut replacing mechanism has the beneficial effects that the clamping plate assembly is arranged to clamp or loosen the nut driver so that mobility of the nut driver can be controlled, and the first air cylinder assembly is arranged to improve the nut replacing work of the nut driver.

The invention discloses a multi-functional creeper for automobile repair. During usage, a repairer slides to the bottom of an automobile firstly and then presses down brake handles so as to achieve the effect of braking of sliding wheels; meanwhile, in the automobile repair process, the repairer can pull repair boxes to appropriate positions; the repairer can also operate illuminating lamps to achieve effective illumination at the same time; and under the situation that the repairer needs to raise the head, the repairer can pull up push handles firstly so as to enable clamping boards to slide out of clamping grooves and then make the push handles slide towards a rotating board along push holes so as to enable push rods to jack up the rotating board, and accordingly the head of the repairer is raised finally. By means of the multi-functional creeper for automobile repair, the repairer not only can conveniently control the creeper to move and stop, but also can conveniently take repair tools, and effective illumination can be achieved by means of the illuminating lamps when the repairer cannot clearly see a repair position, so that conveniences are brought to the repairer and meanwhile the work efficiency of the repairer is also greatly improved.

The invention provides a gas reservoir water layer water body mobility prediction device and method and a controller, and the device comprises a rock core holder which is provided with a first space and a second space; the first space is used for placing a to-be-predicted rock sample; the second space surrounds the first space; a confining pressure pump is used for applying confining pressure to the rock sample to be predicted by injecting pressure into the second space; a high-pressure injection pump is used for injecting the simulated formation water in the intermediate container into the rock core holder; a back pressure pump is used for injecting pressure into the rock core holder; a controller is used for controlling the high-pressure injection pump and the back-pressure pump to pressurize the two ends of the rock core holder after the confining pressure reaches a preset confining pressure value; and when the pressure at the two ends reaches the stratum pressure set value and doesnot change, the high-pressure injection pump is controlled to be closed, the back pressure pump is controlled to reduce the pressure, and the water mobility is predicted according to the water yieldunder each pressure drop value. According to the scheme, quantitative prediction of the mobility of the water body of the water layer in the gas reservoir development process is achieved, and important guiding significance is achieved for gas reservoir development.

The invention relates to the field of computers, in particular to a safe base for a computer host box. The safe base comprises a connecting groove. A ring-shaped groove is formed in the lower end of the connecting groove. A protruding ring is arranged in the ring-shaped groove. A connecting base is welded to the lower side of the protruding ring. First openings are formed in the left side and theright side of the lower end of the connecting base. Sliding grooves are fixedly formed in the left side wall and the right side wall in the connecting base. A rack is arranged in each sliding groove.A gear is engaged into each rack. The gears are connected with a connecting plate through connecting shafts. The front side of the connecting shaft at the left end is connected with a first motor through a belt. Rolling wheels are installed on the four corners of the lower side of the connecting plate. A second opening is formed in the middle portion of the connecting plate. A second motor is installed in the second opening. The second motor is arranged on the bottom of the connecting groove. The upper side of the second motor is connected with a rotating shaft through a coupler. The upper side of the rotating shaft is fixedly connected with the bottom of the connecting groove. According to the computer host box, equipment is effectively controlled to move and keep stable, and thus the equipment is convenient to use.

A forming method of a transistor includes the steps of providing a semi-conductor substrate, wherein a dielectric layer and a polycrystalline silicon layer on the dielectric layer are formed on the semi-conductor substrate; carrying out work function adjustment on the polycrystalline silicon layer to form a work function polycrystalline silicon layer, wherein the work function polycrystalline silicon layer is divided into a first work function area and second work function areas in the grid length direction, the second work function areas are located on the two sides of the first work function area, when the transistor is an NMOS transistor, work functions of the second work function areas are higher than a work function of the first work function area, and when the transistor is a PMOS transistor, the work functions of the second work functions are lower than the work function of the first work function area; removing a polycrystalline silicon layer portion except the work function polycrystalline silicon layer and taking the remaining work function polycrystalline silicon layer as a grid; forming a source electrode and a drain electrode on the semi-conductor substrate on the two sides of the grid. When the transistor is used, the short-channel effect is weakened and even eliminated.

The invention relates to a scaffold for building construction, and particularly relates to a scaffold with lifting and moving functions for building construction. The scaffold with the lifting and moving functions for building construction is high in working efficiency and capable of allowing workers to sit down to ensure working safety. The scaffold with the lifting and moving functions for building construction comprises a supporting mechanism and two stabilizing mechanisms, and the supporting mechanism comprises a transverse frame plate and the like; and two vertical frame plates and two lifting plates are provided, one end of each of the two vertical frame plates is connected to the lower side of each of the two ends of the transverse frame plate through bolts, the two lifting plates are slidably connected to the two vertical frame plates correspondingly, and the two stabilizing mechanisms are arranged at one end of each of the two lifting plates correspondingly. The scaffold with the lifting and moving functions for building construction achieves the effects that the scaffold and a rotatable seat mechanism can be pushed at will to achieve the required working direction through the stabilizing mechanisms and the rotatable seat mechanism, and the working safety of the workers is ensured.

The invention belongs to the technical field of sickbeds, and in particular relates to a self-locking sickbed for medical treatment based on direction-changing transmission. The self-locking sickbed for medical treatment based on direction-changing transmission comprises a trigger mechanism, a sickbed body and a self-locking mechanism. When people use the sickbed designed according to the technical scheme, no matter the user forwards pulls, backwards pulls or slantwise pulls or pulls trigger drive rods, the movement of the drive rods enables a fourth rotation shaft to rotate; the fourth rotation shaft rotates to enable corresponding arc-shaped friction plates to lose constraint for a limiting cylinder and a rotation shaft, namely, the rotation shaft and a second transmission shaft can rotate freely, a rolling wheel can freely rotate, and the sickbed can be normally used. When the user wants the sickbed to be stopped, at the time, the driving for the trigger drive rods is stopped, the rotation shaft and the second transmission shaft lose the function of rotation, the rolling wheel loses the function of rotation, and at the time, the sickbed is in the static state.

The invention discloses a refractory material constructor lifting platform, and belongs to the technical field of refractory material construction equipment. The lifting platform is characterized by comprising a fixing base, a lifting table and plug-in mounting type guide rail rods, wherein a balancing weight is arranged in the fixing base, at least four plug-in mounting type guide rail rods are annularly arrayed on the fixing base, a lifting driving device is arranged on the lifting table, and the lifting driving device can drive the lifting table to move up and down along the plug-in mounting type guide rail rods. According to the lifting platform, the lifting time and stroke can be controlled by a single person while refractory material construction is conducted, manpower consumption islow, the operation is easy and convenient to conduct, and the lifting device is suitable for construction or repair operation of small kilns.

The invention discloses a mobile recording and broadcasting device based on intelligent teaching, and relates to the technical field of recording and broadcasting equipment. The recording and broadcasting device comprises a sliding rail, wherein a recording and broadcasting assembly is slidably connected to the sliding rail; a rack is fixedly connected to the sliding rail; the recording and broadcasting assembly comprises a sliding seat; a driving motor is fixedly connected to the sliding seat; and a gear is fixedly connected to a rotating shaft of the driving motor; a base is fixedly connected to the sliding seat; a rotating shaft is connected into the base; a first bevel gear is fixedly connected to the surface of the rotating shaft; a rotating motor is fixedly connected to the outer side face of the sliding seat; and a second bevel gear is fixedly connected to the rotating motor; the upper end of the rotating shaft is fixedly connected with a rotating table; and the rotating table is rotationally connected with a camera. According to the recording and broadcasting device, the driving motor drives the recording and broadcasting assembly to move on the sliding rail, the rotating motor drives the camera to horizontally rotate, and an electric push rod adjusts the horizontal angle of the camera, so that the recording and broadcasting device can achieve a clearer and more comprehensive picture recording and broadcasting effect.

The invention discloses a refractory material safe conveying and lifting system for a construction site, and belongs to the technical field of refractory material construction equipment. The device ischaracterized by comprising a fixed base, a lifting table and plug-in mounting type guide rail rods, at least four plug-in mounting type guide rail rods are annularly arrayed on the fixed base, a lifting driving device is arranged on the lifting table, and the lifting driving device can drive the lifting table to move up and down along the plug-in mounting type guide rail rods. The lifting platform comprises an outer shell, a storage platform is arranged on the upper portion of the outer shell, and safety fences are arranged on the periphery of the storage platform. A left rod storage bin anda right rod storage bin are arranged on the upper left portion and the upper right portion in the outer shell respectively. An embedded tool box is further arranged in the outer shell. The plug-in mounting type guide rail rod can be stored in the left rod storage bin and the right rod storage bin. The lifting platform can safely convey personnel and materials while assisting in refractory material construction, constructors on the lifting platform can control the lifting opportunity and stroke by themselves, manpower consumption is low, and the lifting platform is simple, convenient and easyto implement.

To control the console shift of Minilab automatically, this invention uses the method of button plus USB control, in which, users can use the button to control the action of console, or use PC to give off the control order and send to the circuit board through USB to control the console. The console has six directions and three degrees of freedom, which can move forward, backward, downward, upward, and rotate on the left and right. The invention totally uses six buttons to control six directions, and one button controls one direction. When users press the button, the console will move in the corresponding direction of the button, and when users loose the button, it will stop. In addition, users can also use the way of dot action, which is to loose the button immediately after pressing, and the console will move in a small angle in this direction, which plays as fine-tuning, so that users can conduct it. In addition, users can use PC to control console through USB, and set the step number for precise control.

The invention discloses a micro-adjustable fuel-burning lamp comprising a fuel lamp body and a baseplate. A lifting plate is arranged on the baseplate, a moving plate is arranged on the lifting plate, the fuel lamp body is disposed on the moving plate, a control button used for controlling the lifting plate to ascend and descend is arranged on the side face of the baseplate, a first knob used for controlling the moving plate to move along the X-axis of the lifting plate is arranged on the side face of the moving plate, and a second knob used for controlling the moving plate to move along the Y-axis of the lifting plate is arranged on the side face of the moving plate. The micro-adjustable fuel-burning lamp is capable of sliding horizontally and vertically and allowing micro-adjustment.

The invention discloses a safety tunnel sign plate device. The safety tunnel sign plate device comprises an upper base and a lower base, wherein a plate frame for supporting a sign plate is arranged at the bottom end of the lower base; two groups of fixing strips are arranged at the front surface end of the plate frame in up-and-down symmetry; a locking pin is arranged on the middle part of the upper end of the lower base; a sliding slot is formed in the locking pin; an accommodating groove is formed in the lower base at the lower end of the sliding slot; a straight rod inserting into the sliding slot and fixedly connected with the inner top wall of the sliding slot is arranged inside the accommodating groove; a positioning block is arranged on the straight rod; a first elastic component is wound on the straight rod at the lower end of the positioning block; locking grooves are symmetrically formed in the outer walls of the two sides of the upper end of the locking pin; a beveled part is arranged at the upper part of the locking pin. The safety tunnel sign plate device is simple in structure, relatively small in occupied area, convenient to detach and mount and firm in fixation, and is suitable for popularization and use.

The invention relates to a ceramic bearing structure for a rotor shaft and a water-lubricated screw compressor. The ceramic bearing structure for the rotor shaft comprises a sliding bearing made of a ceramic material, a bearing bush and a thrust bearing; the inner side of the sliding bearing and the inner side of the thrust bearing are each provided with a key groove used for being in key connection with the rotor shaft, and the sliding bearing is used for supporting the rotor shaft in the radial direction; the bearing bush is in clearance fit with the outer side wall of the sliding bearing; at least one positioning groove is formed in the outer side wall of the bearing bush; a plurality of water guiding grooves are formed in the inner side wall of the bearing bush; a plurality of water diversion grooves communicated with the water guiding grooves are formed in the end face of the bearing bush, and the end face of the thrust bearing makes contact with the end face of the bearing bush; and the thrust bearing is used for axially supporting the rotor shaft and axially limiting the bearing bush. The water-lubricated screw compressor adopts the ceramic bearing structure for the rotor shaft, the rotor shaft rotating at a high speed can be controlled to move in the axial direction and the radial direction, the assembly or disassembly process is simple, and the assembly efficiency can be greatly improved.

The invention relates to an operating frame used for an electric tool. The operating frame comprises a tripod with foot wheels and a machine body mounted on the tripod, wherein longitudinal slide rails are arranged on the machine body; a first lifting frame can be mounted on the longitudinal slide rails in an up-down moving mode; a second lifting frame can be mounted on the first lifting frame inthe up-down moving mode; a lifting plate can be mounted on the second lifting frame in the up-down moving mode; an electric tool fixing base is fixedly mounted on the lifting plate in a rotary mode; and a drive device for driving the first lifting frame, the second lifting frame and the lifting plate to move up and down is further arranged on the machine body. The operating frame is simple and convenient in structure, is small in size, is strong in operability, and can replace an existing way of manually holding the electric tool to perform construction operation, so that labor intensity of aworker is reduced, construction efficiency is improved, time and labor are saved, and use is convenient.

The invention discloses a preparation method of a lithium battery electrode material alpha-Fe2O3 nanosphere. The specific steps include: dissolving potassium chlorate and ferrous sulfate in deionizedwater to obtain a mixed solution, using a coconut diethanolamide solution to adjust the pH value of the solution to 10, putting the mixed solution in a high-pressure reaction kettle, performing heating at 120DEG C-150DEG C for 10h-14h, and then taking the product out of the reaction kettle; conducting repeated ultrasonic washing with deionized water for 20min-50min, and separating the precipitateproduct; drying the precipitate product, and performing calcinations at 350DEG C in oxygen atmosphere for 51h, thus obtaining the final black brown powder product. The Fe2O3 prepared by the method provided by the invention has cheap and easily available raw materials, also can have a wider electrochemical window and better rate performance under the same conditions, and has good cycle performance.

The invention discloses a moving structure of a mechanical arm and a detection robot. The moving structure comprises a groove-shaped supporting frame, an organ-type protective cover and a lifting part, wherein the organ-type protective cover comprises a first organ protective cover body and a second organ protective cover body, the lifting part comprises a first lead screw, a first power piece, afirst sliding block, two guide rails, two sets of second sliding blocks and a moving plate, one end of the first lead screw is rotatably connected with an end plate at one end of the groove-shaped supporting frame, the other end of the first lead screw is connected with the first power piece used for driving the first lead screw to rotate, the first sliding block is provided with a first through hole penetrating through the two ends of the first sliding block, the first lead screw penetrates through the first through hole, the two guide rails are located on the two sides of the first lead screw respectively, each set of first sliding blocks are arranged on the corresponding guide rail in a sliding mode, one surface of the moving plate is fixedly arranged on the first sliding block and thetwo sets of second sliding blocks, and the moving plate is located in a gap between the first organ protective cover body and the second organ protective cover body. According to the moving structure,movement of the mechanical arm can be accurately controlled.

The invention is suitable for the field of intelligent furniture, and provides a base for an intelligent furniture wardrobe, the base for the intelligent furniture wardrobe comprises a first mounting table and a second mounting table, a sliding groove is formed in the first mounting table, a positioning strip is mounted on the second mounting table, and the sliding groove is matched with the positioning strip; the movable supporting assembly is mounted on the first mounting table and the second mounting table; during use, the mobility of the first mounting table and the second mounting table can be controlled by controlling operation of the movable supporting assembly, then the distance between the first cabinet body and the second cabinet body is controlled, and when the first mounting table drives the first cabinet body to be away from the second cabinet body, the positioning supporting assembly is controlled to be unfolded through the linkage driving assembly; according to the wardrobe, the positioning and supporting assembly supports the interior of the first wardrobe body, at the moment, the first wardrobe body can also form a storage space, so that the adaptability of the wardrobe is expanded, the internal space of the wardrobe can be automatically adjusted, and use is convenient.