41results about How to "Reduce walking speed" patented technology

The invention relates to the field of automation control, in particular to automatic walking equipment, a control method thereof and an automatic wire take-up cable reel. The automatic walking equipment comprises a machine body, a tension detection unit and an equipment control unit. The machine body is connected with a cable used for providing electric energy to the automatic walking equipment. The tension detection unit is used for detecting tension borne by the cable during walking of the automatic walking equipment. The equipment control unit is used for adjusting the walking speed of theautomatic walking equipment according to tension detected by the tension detection unit. The walking speed of the automatic walking equipment is adjusted according to tension such that the walking speed of the automatic walking equipment is decreased when tension borne by the cable exceeds the upper threshold. Therefore, the cable is prevented from being easily broken due to great stress by avoiding excessively high walking speed of the automatic walking equipment. The accident rate of automatic control of the automated automatic walking equipment is decreased.

The invention discloses a road milling machine and a milling flatness auxiliary control method, which aim at solving a problem that the flatness of the milled road is poor in the prior art. The road milling machine comprises a pressure sensor (4) capable of detecting a walking pressure of the milling machine, wherein a programmable controller (9) and a walking hydraulic pump (8) are arranged on the milling machine (1); the pressure sensor (4) is connected with an input end of the controller (9); a walking hydraulic motor (2) is arranged on a walking crawler (7) of the milling machine; a liquid inlet of the walking hydraulic motor (2) is connected with a walking hydraulic pump (8); and an output end of the controller (9) is connected with a control end of the walking hydraulic pump (8).

The invention relates to seafloor mineral collection equipment which comprises an equipment main body, multiple adaptive seafloor mineral collectors and respective mineral conveying pipes, wherein the equipment main body is connected with the adaptive seafloor mineral collectors through the mineral conveying pipes, and the lengths, extending out of the equipment main body, of the mineral conveying pipes can be controlled to be regulated; the adaptive seafloor mineral collectors are provided with crawler walking mechanisms, and can be controlled to walk independently. According to the equipment, the seafloor topography and mineral distribution in the vicinity of an operation region are detected by virtue of an underwater detector, and the advancing path of the seafloor mineral collectors and a mineral storage vehicle is reasonably planned according to detected information; the multiple adaptive seafloor mineral collectors independently work at the same time, so that the mineral collectors are light and miniature, and damage of mineral collection operation to the ecological environment of the seafloor is reduced; by the equipment main body, a relatively flat seafloor path can be selected, and a rough path can be avoided; horizontal eddy flows are induced by the mineral collectors to facilitate enhancement of a mineral collection effect and improvement of suction force of unit energy consumption, so that a smaller number of water pumps with smaller sizes are required, the size of a mineral collection main unit is reduced, the energy consumption is further greatly reduced, and the equipment is more environment-friendly.

The invention provides a control method of a self-propelled robot, wherein the self-propelled robot is provided with an obstacle sensor. The control method comprises the following steps: detecting anobstacle through the obstacle sensor; extracting at least three feature points of the obstacle; fitting the curvature of at least part of the contour line of the corresponding obstacle based on the atleast three feature points; and controlling the self-propelled robot to advance according to the curvature. By means of the control method, the self-propelled robot can obtain the curvature of the obstacle in time, then the self-propelled robot can determine whether protrusions and recesses exist on the obstacle or not, so that the self-propelled robot can make corresponding strategies, and the self-propelled robot is prevented from colliding with the protrusions on the obstacle.

The invention provides a tab forming method, and relates to the technical field of battery manufacture. The tab forming method includes the following steps that a material belt is placed on a feedingdevice of a laser cutting machine, wherein the material belt can move according to a preset material belt walking route along with the feeding device; a cutting device of the laser cutting machine cuts the material belt according to a preset laser walking route, wherein the laser walking route is a route shaped like the Arabic number '8'; and the cutting device can cut the material belt, moving according to the material belt walking route, to form an n-shaped cutting route according to the laser walking route so that a tab can be cut out on the material belt. By cutting the material belt in the laser cutting manner with the route shaped like the Arabic number '8', the problems that because of the cutting manner in the prior art, the laser cutting area is large, the laser cutting speed is high, the material belt stability is poor and the tab cutting precision and efficiency are accordingly influenced are effectively relieved.

The invention relates to a detecting device and method for all-around hydrodynamic detection of a mining collector. A cluster type submarine mining collector based on the eddy hydrodynamic characteristic comprises a device body, multiple submarine adaptive mining collectors and respective ore conveying pipes. The ore conveying pipes enable the device body to be connected with the submarine adaptive mining collectors. The ore conveying pipes can be controlled to adjust the length of extending out of the device body. Each submarine adaptive mining collector is provided with a crawler walking mechanism and can be controlled to conduct autonomous walking. An underwater detector is utilized to detect the submarine topography and mineral distribution nearby the operation area, and the advancingpaths of the submarine mining collectors and an ore storage car are reasonably made according to detected information; the multiple submarine adaptive mining collectors can simultaneously and independently work, the mining collectors are lightened and miniaturized, and the damage of the mining collecting operation to the submarine ecological environment is reduced; the device body can select relative flat submarine path and avoid a rugged path; the mining collectors induce horizontal spiral flow, so that the mining collecting effect is enhanced beneficially, the suction force of per unit energy consumption is improved, and therefore less water pumps with smaller sizes are configured; and in this way, the main size of each mining collector is reduced, so that the energy consumption is greatly lowered, and the environmental protection performance is better.

The invention discloses a crutch with a power-assisted function, which includes a hand-held body, an LED lighting lamp is installed on the left end surface of the hand-held body, a charging port is installed on the right end surface of the hand-held body, the hand-held The outer surface of the body is sequentially installed with keys, buttons, displays and speakers from right to left, the lower end of the grip body is fixedly connected with a first tube body, and the bottom end of the first tube body is provided with a second tube body, so The bottom end of the second pipe body is provided with a third pipe body, a screw mechanism is installed inside the first pipe body and the second pipe body, and a support mechanism is installed on the outer wall of the first pipe body, so The third pipe body is fixedly connected with a guide block, and the bottom end of the guide block is slidably connected with a guide plate, and the bottom end of the guide plate is fixedly connected with a movable plate, and the movable plate is fixedly connected with a rack. The invention can not only help the elderly get up and sit down more stably, improve the stability of crutches, but also realize the assisting function, and add more intelligent and practical functions, which is more suitable for the elderly, has broad product prospects, and is easy to promote.

The present invention relates to the power parts of the agricultural machine, in particular to a gearbox for the agricultural machine, which includes a box body, a shifting mechanism and a booster mechanism are arranged inside the box, and a shifting operating device is arranged outside the box. The gear mechanism and the booster mechanism can make the power output from the general power output go forward and backward through the gear shift mechanism of the transmission, and realize the speed change and change torque through the booster mechanism. Compared with the prior art, this technical solution has the following advantages: structure The utility model has the advantages of reasonableness, compactness, convenient operation, accurate and reliable shifting and afterburning, and low manufacturing cost. It can solve the problem of single speed control of the agricultural machine, improve the safety of the agricultural machine and improve the farming efficiency at the same time. When going uphill or farming, reduce the walking speed and increase the torque through the afterburner gearbox, so that the farming machine can go uphill smoothly, and it has the function of shifting gears.

The invention discloses an entire-vehicle control system for a special metallurgical crawler loader and a control method thereof. The system comprises a hydraulic transmission and control system and an electric appliance control system, wherein the hydraulic transmission and control system comprises a closed traveling hydraulic drive system and an open load sensitive variable working hydraulic system; an engine is connected with a transfer case; a proportional variable pump is arranged at a power take off (PTO) opening of the transfer case, and is connected with a hydraulic motor which is connected with a final transmission drive chain wheel; an open load sensitive variable pump is arranged at the PTO opening of the transfer case, and is connected with a proportional multiway valve; a movable arm oil cylinder and a shovel loader oil cylinder are connected with the proportional multiway valve respectively; and the electric appliance control system comprises an engine controller and an intelligent terminal display which are connected with a programmable logic controller (PLC) by a controller area network (CAN) bus respectively. The entire-vehicle control system and the control method thereof can greatly optimize power matching between the engine and a power train, greatly improve the working efficiency and are safe and reliable.

The invention discloses a corrugated paper cutting device which comprises a conduction connecting rod; a handheld pull plate is fixedly connected with the left side of the conduction connecting rod; an auxiliary baffle is fixedly connected with the end, away from the handheld pull plate, of the conduction connecting rod; a separation blade mechanism is fixedly connected with one side of the bottom end of the auxiliary baffle; the front end and the rear end, close to the right side, of the separation blade mechanism are fixedly connected with stability limiting mechanisms correspondingly; the position, close to the lower portion, of the back face of the separation blade mechanism is fixedly connected with an inflation supporting mechanism; the bottom of the inflation supporting mechanism is fixedly connected with a conveying bottom plate; limiting baffles are fixedly connected with the front end and the rear end of the joint of the inflation supporting mechanism and the conveying bottom plate correspondingly; and the output end of the inflation supporting mechanism is fixedly communicated with a conduction through pipe. The corrugated paper cutting device relates to the technical field of corrugated paper. According to the corrugated paper cutting device, the upper portion, the middle portion and the lower portion of corrugated paper are cut separately, corrugated paper wavy cores are prevented from being extruded and damaged during cutting, and normal use of the cut corrugated paper is guaranteed.

The invention provides a tab forming method and relates to the technical field of battery manufacturing. A method for forming tabs, comprising the following steps: placing a material tape on a feeding device of a laser cutting machine, the material tape can move along with the feeding device according to a preset walking path of the material tape; the cutting device of the laser cutting machine follows a preset The laser walking path is set to cut the material belt, and the laser walking path is an "8"-shaped path; the cutting device can cut "" on the material belt moving according to the material belt walking path according to the laser walking path A few” shaped cutting path to cut tabs on the strip. Cutting the tape by adopting the laser cutting method of the "8" path effectively relieves the cutting method in the prior art which causes the laser cutting area to be large and the speed is fast, which makes the stability of the tape poor and affects the cutting accuracy and efficiency of the tabs, etc. question.

The present invention relates to a method and system for controlling cyclic feeding of architectural 3D printing materials. The method includes the following steps: during the 3D printing process, real-time monitoring of the material liquid level position in the feeder of the 3D printer to form material level information; judging the obtained material level information; Whether the level information reaches the set minimum position, if so, feed the material into the feeder until the material level information reaches the set maximum position; in the process of feeding, the actual width of the printing line is obtained in real time, and according to the design of the line Calculate the difference between the actual width of the obtained printed line and the design width of the line; and judge whether the calculated difference is within the allowable range, if not, adjust the walking speed and / or output of the 3D printer speed so that the difference is within the allowable range. The control method of the present invention realizes real-time detection, real-time printing, and real-time adjustment, and such feedback can improve the quality of 3D printing, thereby improving the precision of printed components.

The invention discloses a broad roller kiln for a burnt porcelain brick, which comprises a kiln furnace burning nozzle and a burning assistant (or atomizing) blower. The kiln furnace burning nozzle is divided into a remote burning nozzle with reducing tube gradient and a near burning nozzle with increasing tube gradient; the burning assistant (or atomizing) blower is divided into a remote burningassistant (or atomizing) blower and a near burning assistant (or atomizing) blower; the burning nozzle brick of the kiln furnace burning nozzle has different gradient cone heights; the remote burningnozzle with different gradient cone heights and the reducing tube gradient is matched with the near burning nozzle with increasing tube gradient for use; and the kiln furnace burning nozzle brick hasdifferent inlet and outlet diameters, and the furnace kiln burning nozzles with different inlet and outlet diameters are matched with each other for use. Through the match of the adjustment means, a plurality of spraying coverage can be obtained within the cross section of the kiln furnace, so that kiln furnace has the capacity of isothermal control of the cross sections.

The invention provides an automatic control system of a bundling machine. The automatic control system comprises a feeding control system, a compression control system, a net releasing control system,an unloading control system, a microprocessor and a display device. The feeding control system is used for controlling the walking speed according to the change of the feeding amount and is divided into three modules, namely a signal acquisition module, a single chip microcomputer module and a hydraulic driving module; the signal acquisition module comprises a pressure sensor and a speed sensor;the hydraulic driving module comprises a walking continuously variable transmission, an electromagnetic valve and a hydraulic oil cylinder; the compression control system is used for uninterruptedly compressing forage entering the compression chamber and taking pressure judgment or volume judgment as a judgment standard for compression completion, and the net releasing control system is used for releasing a net into the compression chamber of the bundling machine and cutting off a net rope by using a net knife; and the unloading control system controls the bundling machine to open and close the compression chamber, and the bundling process of the next period is continued.