145results about How to "Smooth nesting" patented technology

The method provided by the invention comprises the following steps: a machine body, a walking part, a lifting part, a reciprocating pounding part and the like are arranged; a pounding guide element and the like are arranged on a pounding guide device; pounding heads are arranged at two ends of the pounding guide element, so that a power pounding element drives the pounding guide element; the reciprocating pounding part is arranged on the lifting part; the lifting part is arranged on the machine body; and the walking part drives the machine body to move ahead and retreats so as not to turn the machine body to excavate and drop materials forward and backward. Equipment provided by the invention comprises the machine body, the walking part, the lifting part, the reciprocating pounding part and the like; the reciprocating pounding part comprises the pounding guide device, the pounding driving device and the like; the pounding heads are both arranged at two ends of the pounding guide element; the pounding driving device comprises the power pounding element and the like; the power pounding element drives the pounding guide element to move in a reciprocating mode; the pounding guide element drives the pounding heads to pound; the reciprocating pounding part is arranged on the lifting part; the lifting part is arranged on the machine body; the walking part drives the machine body to move ahead and retreat so as not to turn the machine body to excavate and drop materials forward and backward.

The invention specifically relates to a method for retaining vertical impact of an impacting mechanism and a vertical-lift impact-cutting digger implementing the method, belonging to the field of machinery, especially to the field of mining. The digger comprises a body, the impacting mechanism and a vertical lift mechanism, wherein the impacting mechanism comprises a guiding member and an impacting head, the vertical lift mechanism comprises a vertical lift driving unit, a lifting and moving part, a supporting seat and the like, the lifting and moving part is movably connected with the supporting seat, the supporting seat is connected with the body, the impacting mechanism is arranged on the lifting and moving part, the vertical lift driving unit drives the lifting and moving part to vertically move up and down, and the lifting and moving part drives the impacting mechanism to vertically rise and fall. The digger provided by the invention has the advantages of a long service life, a small amount of maintenance, high work efficiency, shortened body length and applicability to a complex usage occasion.

The invention discloses a fast and efficient sand making machine comprising a sand making machine body; the upper end of the interior of the sand making machine body is provided with a gear crushing disc; the middle portion of the upper surface of the gear crushing disc is provided with a tapered material groove penetrating through the bottom surface; a clapboard is fixedly arranged in the interior of the sand making machine body and located below the gear crushing disc; the middle portion of the upper surface of the clapboard is fixedly provided with a guide grinding rod; the inner side surfaces of drive gear shafts are both meshed with the outer side surface of the gear crushing disc; the inner side surfaces of driving gear shafts are both meshed with the outer side surface of the outerside surfaces of the drive gear shaft; the outer side end of the lower surfaces of fixed discs are provided with annular limiting grooves; and loop-shaped sliding plates are arranged in the annular limiting grooves in an inserting mode. In the process of grinding crushed stones into sand, particle sizes of the crushed stones are reduced first, and bad feeding and clogging of a grinding disc causedby the large particle sizes of crushed stones during milling is prevented; and the arrangement of the loop-shaped sliding plates increases the contact surface between a milling disc and the crushed stones when grinding the grinding disc, and the efficiency of the crushed stone grinding is improved.

The present invention relates to one kind of intermediate bulk container (IBC) for powder material and its material discharging method. The IBC includes at least one inclined lower sealing end and one outlet in the bottom of the lower sealing end, and there is at least one vibrating unit connected to the outside of the lower sealing end. The vibrating unit makes the IBC vibrate to avoid blocking. The present invention has low cost, easy installation, easy use and easy maintenance.

The invention discloses a jet atomization device and a flotation device with the same. The jet atomization device comprises a jet atomization device; the jet atomization device further comprises a double-connection-wheel jet agitation mechanism and a shearing emulsification device; the jet atomization device comprises an atomization cylinder, a rotating shaft, a laminar flow guide disc, a conicalflow guide cover and a flow guide cover chassis. The double-connection-wheel jet agitation mechanism comprises a flotation tank, a supporting frame, a pretreatment bin, a rotary connecting rod, a driving impeller, an agitation impeller, a flow guide cylinder and a circulating pump. The shearing emulsification device comprises an emulsification tank, a medicament spray head, a fixed fluted disc, arotary fluted disc and a speed compensation motor. Foaming agent atomization, collecting agent emulsification, size pre-mixing and flotation are integrated, and therefore, equipment size and occupiedarea are greatly reduced; and meanwhile, the energy consumption of ore pulp is decreased; the equipment has a foaming agent atomization function, a collecting agent emulsification function and a jet air suction drive stirring flotation function, and therefore, mineral separation efficiency is improved.

The invention discloses a wear-resistant lining plate for a large self-grinding machine /a large semi-self-grinding machine. The wear-resistant lining plate is characterized in that the bottom platesof a feeding end inner ring lining plate body, a feeding end middle ring lining plate body and a feeding end outer ring lining plate body of the wear-resistant lining plate are provided with first lifting strips which are increased in height correspondingly, and are provided with long strip bosses for increasing the wear resistance of the bottom plates correspondingly; a feeding end barrel liningplate body, a middle section barrel lining plate body and a discharging end barrel lining plate body are provided with second lifting strips with the sections of asymmetric structures; an outer ring ore pulp lifter is provided with large arc-shaped third lifting strips, long bolts and short bolts; a grid plate is provided with large arc-shaped fourth lifting strips, and an inner ring ore pulp lifter is provided with fifth long lifting strips and sixth short lifting strips which are arranged at intervals; and a discharging device is of an integral structure and is provided with seventh short lifting strips. According to the wear-resistant lining plate, the problem that in the prior art, the service life of a feeding end lining plate body is relatively low, the discharging efficiency of a grinding machine is low and the number of the lining plates is too large are effectively solved.

The invention relates to the field of medical waste collection equipment, in particular to a waste collecting device for surgical nursing. The waste collecting device comprises a box body, wherein a driving part is fixed at the top of the outer side of the box body, a solid-liquid separating mechanism and a disinfecting mechanism are fixed in the box body, the driving part is connected with the solid separating mechanism through a lifting rod, a wire coil is in a fixed-axis rotational connection with the middle of the lifting rod and is wound with a draw rope which is connected with the disinfecting mechanism, and the disinfecting mechanism is connected with inside of the solid-liquid separating mechanism through a pipeline. According to the waste collecting device for surgical nursing, medical waste is disinfected while being collected, disinfecting treatment is performed while medical waste is collected, so that the infection risk of medical workers and other patients is reduced, infection control work is better carried out in the hospital, besides, the disinfected medical waste can be subjected to solid-liquid separation, solid and liquid medical waste is separately collected, and concentrated treatment is facilitated.

The invention relates to a rake-free separation tailing thickening sand bin, and aims to solve the problems that tailing concentration equipment in the prior art is complex in structure, low in sand discharging concentration and unsmooth in discharging. The rake-free separation tailing thickening sand bin comprises a sand bin body, a flocculation feeding tube, a center feeding barrel with a middleseparation plate, a tailing feeding tube, an overflow groove, an annular sedimentation cone, a sliding frame fluidization device and a double-screw discharging device. Through design of the structure, flow field variation of a material flow in the sand bin is changed, and the flocculation agglomeration speed of fine particle tailings is accelerated; and meanwhile, a mechanical sliding frame fluidization sand-discharging technology is adopted, so that smooth sand discharging under a condition of highest underflow concentration is realized. The rake-free separation tailing thickening sand bin has the outstanding advantages of small size, simple structure, low manufacturing cost, high concentration efficiency, high underflow concentration and the like.

The invention relates to a punching die of a rear suspension installation bracket. The punching die comprises an upper die and a lower die, wherein the upper die comprises an upper die plate, an upper padding plate, an upper fixing plate, a punching head, a pressing plate and a male die, the lower die comprises a female die insert, a female die, a lower padding plate, a lower die plate, a right L-shaped locating block and a left L-shaped locating block, an elastic element is embedded in the left side of the upper fixing plate, the lower end of the elastic element is connected with the pressing plate, the punching head is clamped in the middle part of the upper fixing plate and the pressing plate, the upper end of the male die is fixedly connected with the middle lower part of the pressing plate, the lower end of the punching head penetrates through the male die, the female die is installed in the female die insert, the left L-shaped locating block is fixed at the left rear part of the upper part of the male die and the male die insert, and the right L-shaped locating block is fixed at the right front part of the upper part of the male die and the male die insert. The punching die of the rear suspension installation bracket has the advantages of reasonable structure design, convenience in control, high punching efficiency and the like, and the locating size of a to-be-punched part is guaranteed, so that the repair rate is reduced, the part is automatically separated, and convenience is provided for the use of an operator.

The invention discloses a fine-fraction high-concentration tailing filling and thickening device which comprises a tank body part, a wind-water slurry making system, an underflow conveying system, an electric control system, a flocculating agent preparing and adding system and the like. The wind-water slurry making system comprises an annular water pipe group and an annular gas pipe group; annular water pipes of all layers of the annular water pipe group and annular air pipes of all layers of the annular air pipe group are located at different height positions and distributed in an inverted cone shape, the annular water pipes and the annular air pipes of each layer are respectively connected with a plurality of high-pressure rubber water (air) spraying pipes, valves and external water (wind) slurry making nozzles; and the annular water pipes are connected with a water supply and drainage header pipe, and the annular air pipes are connected with an air supply and exhaust header pipe. By means of the fine-fraction high-concentration tailing filling and thickening device, the material storage capacity is large, the mining and filling circulation efficiency of a mine is improved, no power part exists, fault points are few, power consumption is low, and the operation cost is low; and long-time continuous steady-state slurry discharging is achieved, the stability of technological parameters and the working efficiency of filling operation are improved, the concentration capacity of the thickening device is improved, and the continuity of filling operation of the thickening device is guaranteed.

The invention disclose an air inflation awl for a pulverized coal gasification device. The air inflation awl comprises a taper-shaped barrel and a reinforcement part, wherein the taper-shaped barrel is provided with at least one air inflation area made of sintering metal; the reinforcement part is arranged on the wall of the taper-shaped barrel and at least covers the air inflation area; and a plurality of through holes are formed in the reinforcement part. According to the air inflation awl for the pulverized coal gasification device, which is disclosed by the embodiment of the invention, the strength of the air inflation awl is improved by arranging the reinforcement part covered on the air inflation area, so that the air inflation awl can bear a higher internal and external pressure difference, the highest internal and external pressure difference of 1Mpa, which can be borne by the traditional air inflation awl, is improved to 5Mpa so as to greatly lower the damage possibility of the air inflation awl and prolong the service life of the air inflation awl to lower the cost, meanwhile, the parking times of the air inflation awl are reduced, and the production efficiency is improved. In addition, according to the air inflation awl disclosed by the embodiment of the invention, the phenomenon that the pulverized coal flows back can be effectively prevented, and the pulverized coal conveying effect is guaranteed.

The invention discloses a material discharge device for a vertical furnace, comprising a material blanking pipe, a gate valve, a rotating material discharge valve, an upper sealing valve, a discharged material tank, a material flow regulating valve and a lower sealing valve. The material discharge pipe is provided with at least two material dividing pipes; the gate valve is arranged at the inlet of the material discharge pipe or the outlets of the material dividing pipes; the rotating material discharge valve is arranged on the material dividing pipes and below the gate valve; the upper sealing valve is connected with the outlet of the rotating material discharge valve or the outlets of the material dividing pipes; the discharged material tank is connected with the outlet of the upper sealing valve; the material flow regulating valve is connected with the outlet of the discharged material tank; the lower sealing valve is connected with the outlet of the material flow regulating valve; and the discharged material tank is provided with a uniform pressure discharge interface. Due to the alternative work of equipment on the material flow paths of the material dividing pipes, the furnace material can be discharged continuously, and the vertical furnace can work continuously and efficiently. As the discharged material tank is provided with the uniform pressure discharge interface, the vertical furnace can discharge materials smoothly under pressure or normal pressure, and the material discharge device can work reliably and stably. The equipment in the material discharge device adopts the module design and can be repaired independently, so that the repair time is saved, and the maintenance cost is reduced.

The invention discloses a novel sample preparation pulverizer. The pulverizer comprises a rack, a grinding part, a discharging part and a driving part. The grinding part is fixed to the rack by meansof a damping spring, a grinding bowl, an impact block, an impact ring and a discharging slide carriage are arranged inside the grinding part, under the driving effect of the driving part, the grindingbowl, the impact block and the impact ring are driven to vibrate, due to the fact that a powder discharge gap is formed between a bowl bottom and a bowl body of the grinding bowl, the bowl bottom canrotate within a certain range under the vibration effect relative to the bowl body, the movable bowl bottom can effectively avoid sample blocking, and discharging is smooth, so that a ground powder sample inside the bowl body is discharged to the discharging slide carriage along with the powder discharging gap and discharged to the discharging part along with a discharging hole correspondingly formed in the discharging slide carriage, and then the sample is collected into a sample tank. The novel sample preparation pulverizer effectively overcomes the technical defects that in the prior art,a sample preparation pulverizer cannot perform automatic collection and cleaning is not convenient and has the good market application prospect.

The invention discloses a high-efficiency and energy-saving material grinder which comprises a rack, a feeding mechanism, a cutter component, a cutter adjusting device, a discharging device and an air cooling device. The feeding mechanism comprises a storage bin, a uniform feeder, a pusher plate and a stepping drive component for driving the uniform feeder and the pusher plate to move materials intermittently. The cutter component comprises a fixed cutter bed and a movable cutter drum, which have arc-shaped parallel working surfaces and are coaxial to each other. The cutter adjusting device comprises a gap measurement and control component, a horizontal adjustment mechanism and a vertical adjustment mechanism; the horizontal adjustment mechanism and the vertical adjustment mechanism are connected with the fixed cutter bed and push the fixed cutter bed to move; and the gap measurement and control component dynamically measures the gap between the fixed cutter bed and the movable cutter drum and controls the motions of the horizontal adjustment mechanism and the vertical adjustment mechanism. The discharging device comprises a discharge passage, a discharge plate and a vibrator. The air cooling device comprises an arc-shaped guide jet device and an exhaust duct, the arc-shaped guide jet device is provided with an air inlet and a plurality of jet holes facing the working surface of the movable cutter drum. The material grinder has the advantages of high efficiency, low energy consumption, long cutter life and high product quality.