Abstract: The present application discloses a power supply redundancy control system for a GPU server, comprising a power supply redundancy module, a BMC, a CPLD and a GPU module. The power supply redundancy module comprises a first PSU and a second PSU, and the GPU module comprises several GPUs, the first PSU is connected to the CPLD by means of a first bus. The second PSU is connected to the CPLD by means of a second bus. The BMC is connected to the CPLD by means of a first I2C bus and a second I2C bus, and sends heartbeat information to the CPLD. The CPLD is connected to the BMC by means of a third bus and a fourth bus, and the CPLD is connected to the several GPUs by means of a third I2C bus. In the present application, when the BMC is abnormalous or restarted, the CPLD can control the overall power consumption of the server, and can also ensure that the server will not go down, reducing the loss brought to a user due to the BMC being abnormalous or restarted.

Abstract: Disclosed are a method for rotary clearing in a stripping tooth holder of a mining machine and a rotary clearing device in a stripping tooth holder implementing the method. The rotary clearing device includes a reciprocating impact power box (2), a stripping tooth holder (3), a rotary clearer supporting mechanism (4) and a rotary clearer (5), where the rotary clearer (5) includes a shifter (6) and a clearing drive roller (7), the reciprocating impact power box (2) includes a reciprocating impact power box power member (8), the reciprocating impact power box power member (8) supports and drives the stripping tooth holder (3), the rotary clearer supporting mechanism (4) is arranged on the reciprocating impact power box (2) or on the stripping tooth holder (3), a rear end of the stripping tooth holder (3) is connected to the reciprocating impact power box power member (8).

Abstract: Disclosed are a method for rotary clearing in a stripping tooth holder of a mining machine and a rotary clearing device in a stripping tooth holder implementing the method. The rotary clearing device includes a reciprocating impact power box (2), a stripping tooth holder (3), a rotary clearer supporting mechanism (4) and a rotary clearer (5), where the rotary clearer (5) includes a shifter (6) and a clearing drive roller (7), the reciprocating impact power box (2) includes a reciprocating impact power box power member (8), the reciprocating impact power box power member (8) supports and drives the stripping tooth holder (3), the rotary clearer supporting mechanism (4) is arranged on the reciprocating impact power box (2) or on the stripping tooth holder (3), a rear end of the stripping tooth holder (3) is connected to the reciprocating impact power box power member (8).

Abstract: Disclosed is a manufacturing process tool for a lateral positioning strip toothed belt, including a lateral positioning strip, a fixing molded plate, a lateral strip belt width positioner, a lateral strip belt length positioner and a rubber body. The fixing molded plate fixes the lateral strip belt width positioner and/or the lateral strip belt length positioner, the lateral strip belt length positioner is provided on one side or two sides of the fixing molded plate, the lateral strip belt length positioner faces an inner side of the fixing molded plate and forms a lateral positioning strip belt forming groove together with the lateral strip belt width positioner, an intra-belt lateral positioning strip is provided in the lateral positioning strip belt forming groove, the rubber body is provided in the lateral positioning strip belt forming groove.

Abstract: Some embodiments of the disclosure provide an advance and retreat automatic control method based on hydraulic sensing conversion and an advance and retreat automatic control system based on hydraulic sensing conversion, which includes an automatic advance and retreat device based on hydraulic sensing conversion, a motor, an oil cylinder, and/or an electric generator. When the digging motor encountered an overlarge resistance force, a pressure on the digging motor is instantaneously increased and exceeds a setting pressure value, hydraulic oil enters a hydraulic operated directional valve and pushes a valve rod to make the walking motor is reverse and retreat, an ultrahigh pressure state of the digging motor is released to restore to a normal pressure value to make reciprocated impact, the valve rod of the hydraulic operated directional valve is reset, and the walking motor is forwards rotated for advancing.

Abstract: Disclosed is a reciprocating impact bevel tooth discharging shovel of a reciprocating impact mining machine, which includes a reciprocating impact box and a reciprocating impact bevel tooth discharging shovel (1). The reciprocating impact box includes a reciprocating impact box body (3), a reciprocating impact power element, and a reciprocating impact guide element (2). One end or both ends of the reciprocating impact guide element (2) extend out of the reciprocating impact box body (3). The reciprocating impact bevel tooth discharging shovel (1) includes a main tooth seat (5), main impact teeth (4), a lateral discharging tooth wing plate (6), and lateral discharging bevel teeth (7). The impacted materials are discharged from a gap which is formed by the lateral discharging bevel teeth (7) towering over the lateral discharging tooth wing plate (6), which reduces resistance of the materials to the reciprocating impact bevel tooth discharging shovel (1).

Abstract: A reciprocating impact part non-concentric protruding shaft fixed bearing method, comprising: arranging an eccentric shaft section (12) and a power shaft section (11), arranging eccentric shaft section (12) bearings (8) on the section (12), arranging power shaft section bearings (5) on the section (11); arranging power shaft section bearing retaining rings (10) and eccentric shaft section bearing retaining rings (9) to block the bearings (5) and (8), respectively; arranging connecting rods (2) as separate snap-fitted crankshaft connecting rods or integrated sleeved crankshaft connecting rods, fitting the latter onto the bearing (8) arranging a base (1) arranging the bearings (5) thereon, such that they support the sections (11) and (12) arranging a power source component (3), such that it drives the section (11) to rotate and the section (11) drives the rods in reciprocating impact. Also provided is a non-concentric protruding shaft fixed bearing reciprocating impact part for implementing the method.

Abstract: The method for directionally swaying and resetting harrow teeth of a rolling harrow loader-excavator and the rolling harrow loader-excavator comprising a harrow rotary piece, directional sway and reset harrow teeth, a harrow supporter, a driving mechanism, a feeder mechanism and a body; each directional sway and reset harrow tooth comprises a torsion spring shaft supporting piece, a tooth handle sway limiting piece, a directional sway and reset tooth handle, a directional sway and reset tooth point, a torsion spring tooth handle shaft, a torsion spring and a torsion spring tooth handle shaft retaining piece.

Abstract: A reciprocating impact slack-drop/rotating/raking multifunctional power shaft, comprising a power shaft section (5), eccentric shaft sections (6), a power take-off (2) comprising a lubricated power take-off (7) and/or a raking power take-off (8), and a power source component (4); the sections (6) comprising bearing separate snap-fitted eccentric shaft sections (6) or bearing integrated sleeved eccentric shaft sections (3); the sections (6) comprising connecting rods (1) comprising separate snap-fitted connecting rods and/or integrated sleeved connecting rods; the power take-off (2) being arranged between the sections (5) and (6), or between the section (6) and the section (6), or at one end of the section (6), or at one end of the section (5); the component (4) driving the section (5) to rotate; the section (6) driving the rod (1) in reciprocating motion; and the section (5) driving the power take-off (2) to operate in rotation.

Abstract: A reciprocating impact part non-concentric protruding shaft fixed bearing method, comprising: arranging an eccentric shaft section (12) and a power shaft section (11), arranging eccentric shaft section (12) bearings (8) on the section (12), arranging power shaft section bearings (5) on the section (11); arranging power shaft section bearing retaining rings (10) and eccentric shaft section bearing retaining rings (9) to block the bearings (5) and (8), respectively; arranging connecting rods (2) as separate snap-fitted crankshaft connecting rods or integrated sleeved crankshaft connecting rods, fitting the latter onto the bearing (8); arranging a base (1), arranging the bearings (5) thereon, such that they support the sections (11) and (12); arranging a power source component (3), such that it drives the section (11) to rotate and the section (11) drives the rods in reciprocating impact. Also provided is a non-concentric protruding shaft fixed bearing reciprocating impact part for implementing the method.

Abstract: A floating sealing method of a floating bushing sealing reciprocating impact apparatus and a floating sealing reciprocating impact apparatus of a sealing floating bushing of a mining loader, comprising a reciprocating impact box body, a reciprocating impact guide mechanism, a reciprocating impact actuating mechanism, a floating bushing floating sealing mechanism, an impact head and the like, said mechanism comprising a floating bushing positioning seat, a sealing floating bushing, a spacer bushing outer sealing piece, a spacer bushing inner sealing piece, a floating bushing locking piece and the like. Said seat comprises a floating bushing positioning seat outer port, a floating bushing positioning seat cavity, a floating bushing shoulder and the like. When an outer sealing end of the sealing floating bushing is arranged with a floating bushing outer end plane, a floating bushing inner end arc surface is arranged at an inner sealing end of the sealing floating bushing.

Abstract: The method of loading material by a curved auxiliary rocker arm on a mining machine and the mining machine comprising a master rocker arm and a curved auxiliary rocker arm, which includes a box-supporting section and a material removal and loading box-supporting section with an auxiliary rocker arm material-loading member disposed thereon, the curved auxiliary rocker arm curves downwards, the bottom end of the curved portion of the curved auxiliary rocker arm is close to the bottom position of a reciprocating impact power box on the ground, the auxiliary rocker arm material-loading member is disposed along an articulated end of the reciprocating impact power box to the material removal and loading box-supporting section on the ground, and the auxiliary rocker arm material-loading member is driven by a machine body to push material collected by the mining machine into a conveyor.

Abstract: The method for reciprocating punching/raking/loading by a power box on an excavator and the excavator having a power box capable of reciprocating punching/raking/loading, which includes a reciprocating impact power box body and a reciprocating impact box raking device, the reciprocating impact box raking device includes a raking rotary member disposed on the lower portion of the side face of the reciprocating impact power box body and a raking rotary arm disposed on the raking rotary member and driven by it to rotate, the raking end of the raking rotary arm disposed on the reciprocating impact power box body rotates relative to the reciprocating impact power box body to rake the material to an area beyond the surface of the reciprocating impact power box body, the raking rotary arm rakes up the material punched by a reciprocating impact head and moves the material to a material-clearing portion.

Abstract: The method for directionally swaying and resetting harrow teeth of a rolling harrow loader-excavator and the rolling harrow loader-excavator comprising a harrow rotary piece, directional sway and reset harrow teeth, a harrow supporter, a driving mechanism, a feeder mechanism and a body; each directional sway and reset harrow tooth comprises a torsion spring shaft supporting piece, a tooth handle sway limiting piece, a directional sway and reset tooth handle, a directional sway and reset tooth point, a torsion spring tooth handle shaft, a torsion spring and a torsion spring tooth handle shaft retaining piece.

Abstract: An easily removable reciprocating impact head comprises a reciprocating impact tooth, a fixed seat, snap springs or elastic pins or locking pins; the reciprocating impact tooth comprises an impact tooth and impact tooth shoulders, the reciprocating impact tooth and the fixed seat comprise hole grooves, the snap springs or the elastic pins or the locking pins are arranged in the hole grooves, the fixed seat and the reciprocating impact tooth are connected in a penetrating manner, and the snap springs or the elastic pins or the locking pins withstand rearward pulling force of the impact movement; the impact tooth shoulders are tightly snap-fitted with tooth seat shoulders so as to withstand the reacting force of the reciprocating impact, and a hole anti-rotation structure and a pillar anti-rotation structure are snap-fitted to prevent the reciprocating impact tooth from rotating.

Abstract: A method and device for converting rotary motion to reciprocating percussion motion. The device applies to the mining field or mechanical engineering field, and has advantages such as strong structural strength and a small amount of maintenance.

Abstract: An excavator or loader comprises a rocker arm, a machine body, and a work head, wherein the rocker arm comprises a front roller, a rear roller, a front roller raceway, a rear roller raceway, a telescopic arm, a telescopic support arm; the front roller raceway and the rear roller raceway are arranged in parallel; the front roller rolls within the front roller raceway; the rear roller rolls within the rear roller raceway; the front roller coordinates with the rear roller to support the telescopic arm to perform the rolling-friction stretching and retraction on the telescopic support arm by means of rolling friction; the work head is connected with the telescopic arm which drives the work head to stretch or retract; the telescopic support arm is connected with the machine body, according to a method for arranging rolling-friction stretch and retraction based rolling stroke sections of a rocker arm in parallel.

Abstract: The invention relates to the field of machinery, and in particular relates to a small-resistance and high-efficiency digging apparatus with multiple layers of impact heads, which is applicable to the digging field or the field of engineering machinery. The apparatus comprises an impact power box and impact heads, wherein the impact heads are arranged at one end or two ends of the impact power box, more than two impact heads are arranged at each end of the impact power box, and the more than two impact heads are arranged vertically and/or bilaterally to increase the digging height and/or digging width. The apparatus is reliable in performance, strong in manufacturability, simple to machine and manufacture and long in service life.

Abstract: A high-efficiency mining machine for percussing falling-materials without trapping materials. Also disclosed is a high-efficiency mining method for percussing falling-materials without trapping materials. The mining machine has a simple structure and works in a reliable way.