36results about How to "Reduce follow-up work" patented technology

The invention discloses a preparation method of thiamethazide. The preparation method comprises the following steps of sequentially adding the measured solvent, 3-methyl-4-nitrocarbamide-1,3,5-oxadiazine, potassium carbonate and catalyst, stirring, uniformly mixing, and heating to 25 to 35 DEG C; dripping a mixture of 2-chloro-5-chloromethylthiazole and solvent into a reaction system at the speedof 40 to 60ml / h, controlling the temperature to be lower than 35 DEG C, stirring to react for 8 to 16h after the mixture of 2-chloro-5-chloromethylthiazole and solvent is dripped, and completely reacting; heating to 65 to 70 DEG C, and filtering coarse salt under the heat condition; cooling to 0 to 5 DEG C, crystallizing, filtering to obtain filtrate and filter cake, treating the filtrate for recycling, spraying the filter cake by methanol twice, and drying under the vacuum condition, so as to obtain the crude drug of the thiamethazide. The preparation method has the advantages that a large amount of subsequent workload is reduced, the highest reaction yield rate of thiamethazide can reach 92% or above, the content is about 98%, and the production of a large amount of wastewater is reduced.

The invention discloses an automatic photoelectric control binding machine for travel books. The automatic photoelectric control binding machine for the travel books is characterized in that the automatic photoelectric control binding machine comprises a motor, a small pulley, a large pulley, a large gear, a working shaft, a binding slider, a forming slider, a cam, a gland, a slider, a roller shaft, a cutting wheel, a cutting wheel shaft, a connecting rod, a hinge, a box, an oscillating bar, a photoelectric sensor cutter, a wheel, a guide wire hole, a slider, a frame, a connecting rod, an iron wire and a photoelectric wire feeding wheel; the gland is arranged on the outer edge of a machine base; a roller shaft is disposed between the cam and the binding slider; the cutting wheel is mounted on the roller shaft; a tongue-shaped guide block is arranged on the lower portion of the binding slider; a spring is disposed above the connecting rod; the oscillating bar is mounted at the rear end of the connected rod; the iron wire penetrates through a sleeve, the edge of which is provided with a chuck and a spring chuck; the photoelectric sensor cutter is arranged on the upper portion of the rear end edge of the guide wire hole; the photoelectric wire feeding wheel is mounted above the frame.

The invention discloses an in-mold forming method of outer hardware, which comprises the following steps: providing a metal plate, carrying out chemical acid cleaning on the metal plate to form nano staggered pores on the surface of the metal plate, soaking the metal plate with staggered pores in an antioxidant, putting the metal plate soaked in the antioxidant into a mold of an injection molding machine, heating the mold until the temperature of the metal plate reaches 200-400 DEG C, injecting molten plastic into the metal plate, and cooling to solidify. The invention can integrate the metal and plastic, effectively reduce the thickness of the electronic product, simplify the element design of the product and enhance the binding force, thereby reducing the subsequent operation and lowering the production cost.

The invention provides a laser processing device and method for a multi-layer material and belongs to laser processing materials. The laser processing device for the multi-layer material comprises a light source used for outgoing of laser beams and a multi-focal-point diffraction optical element; and the laser beams are separated through the multi-focal-point diffraction optical element to form a plurality of focusing light spots sequentially arranged in a spaced manner along the spreading path of the laser beams. The laser processing method for the multi-layer material includes the following step that the multi-focal-point diffraction optical element is used for separating the laser beams into the focusing light spots sequentially arranged in the spaced manner along the spreading direction of the laser beams. The focusing light spots are irradiated on the multi-layer material so that the focusing light spots can be located in a plurality of material layers of the multi-layer material. The processing method can fast and efficiently perform laser processing on the multi-layer material, and therefore a high-quality workpiece can be acquired, and the production efficiency is improved.

The invention provides a fabric shaping machine, belongs to the technical field of shaping machine, and solves the problem of poor shaping effect in the prior art. The fabric shaping machine includesa machine box; the machine box is vertically fixedly provided with a first partition board, a second partition board and a third partition board; the interior of the machine box is divided into a first cavity, a second cavity, a third cavity and a fourth cavity by the first partition board, the second partition board and the third partition board successively; the first cavity is provided with anunreeling roller, the unreeling roller is arranged on the inner wall of the machine box by a circumferential rotation and axial fixing way, and the first cavity is provided with a humidification mechanism for humidifying a fabric; the second cavity is provided with a first heating roller and a second heating roller, and the first heating roller is located right above the second heating roller; themachine box is provided with an adjusting structure for adjusting the distance between the first heating roller and the second heating roller; the third cavity is provided with a drying mechanism which can be used for drying the fabric; the fourth cavity is provided with a cooling shaping mechanism which can be used for cooling and shaping the fabric. The fabric shaping machine has the advantageof good shaping effect.

The invention provides full combustion treatment equipment for household garbage. A cross partition plate in a chamber of a first furnace body divides the chamber into a material storage chamber and a tail smoke chamber; a gap is reserved between a first annular baffle plate and the inner wall of the material storage chamber to form an annular insulating chamber; a gap is reserved between a second annular baffle plate and the first annular baffle plate to form an annular cycle chamber; the second furnace body is provided with a combustion chamber which is internally provided with an oxygen supply device, a furnace bridge and a smoke return pipe, wherein the smoke outlet of the smoke return pipe communicates with the smoke inlet of the tail smoke chamber; a spiral material guiding device is used for conveying a material in the material storage chamber to the combustion chamber; a gas guiding device comprises a first gas guiding pipe, a second gas guiding pipe and a plurality of third gas guiding pipes, wherein the top end of the first gas guiding pipe communicates with the middle portion of the second gas guiding pipe, two ends of the second gas guiding pipe communicate with the annular cycle chamber, and one end of each of the third gas guiding pipes communicates with the annular cycle chamber while the other end extends into the combustion chamber. The equipment provided by the invention can be used for fully treat garbage and is high in utilization ratio of heat generated by garbage combustion.

The invention discloses a small and medium-sized riverway upstream water-soil separation device comprising a river interception bin; a sludge discharge bin and a filtered water discharge bin are fixedly arranged in a river interception plate, a piston pipeline is arranged on the upper portion of the filtered water discharge bin, and a negative pressure pipeline is arranged on the lower portion ofthe filtered water discharge bin; a spiral blade is arranged in the sludge discharging bin, a water inlet is formed in the bottom of the sludge discharging bin, a filtering opening is formed between the sludge discharging bin and the negative pressure pipeline, and the filtering opening is covered with a sludge filtering layer; a piston is arranged in a piston pipeline of the filtered water discharge bin, a lifting rod is arranged on the upper portion of the piston, a rack is arranged on the lifting rod in the length direction of the lifting rod, an incomplete gear meshed with the rack is arranged above the filtered water discharge bin, a plurality of through holes are formed in the piston, and turnover covers are hinged to the through holes. Sand and sludge in a riverway can be continuously filtered, and water and soil loss and downstream riverbed lifting are avoided.

The invention discloses a production and installation method of an anchor chain cylinder and an anchor platform. The intersecting line intersecting with the outer plate and the first installation line for installing the rib plate are marked on the anchor chain cylinder, and the anchor platform is marked on the anchor platform. Mark the first horizontal line and the first rib line, draw the center line of the hull, the second rib line and the installation direction on the deck, and draw the second horizontal line, the third rib line and the installation direction on the outer plate of the hull. During the installation process , using the method of aligning each marking line with the anchor chain barrel, anchor platform, deck and outer plate, the overall installation accuracy of the anchor system is finally improved, and the purpose of controlling the installation accuracy is achieved. This installation method can reduce follow-up work, Improve the overall work efficiency of shipbuilding.

The invention discloses a domestic garbage treatment device which comprises a furnace body and a spiral conveying mechanism; the furnace body is provided with a first cavity and a second cavity; a transverse baffle is arranged in the first cavity and divides the first cavity into a storage cavity and a tail smoke preheating cavity; an annular baffle is arranged in the storage cavity and encloses an annular smoke return cavity with the inner wall of the storage cavity together; a vertical partition plate and a smoke return pipe are arranged in the second cavity; the vertical partition plate divides the second cavity into a combustion cavity and a tail smoke cavity; the combustion cavity is internally provided with an oxygen supply device and a furnace bridge; a smoke inlet of the smoke return pipe extends into the bottom of the tail smoke cavity; a smoke outlet of the smoke return pipe communicates with a smoke inlet of the tail gas preheating cavity; and the spiral conveying mechanism is used for conveying a material in the storage cavity into the combustion cavity. According to the domestic garbage treatment device, auxiliary heating is carried out on garbage in the storage cavity by utilizing a great quantity of heat carried by oxidation tail gas produced by garbage combustion, so that the garbage is guaranteed to reach a combustion point when entering the combustion cavity, and the utilization ratio of the heat generated by garbage combustion is increased.

The invention provides an energy-saving and environment-friendly type garbage disposal device. A first furnace body is provided with a combustion chamber. A second furnace body is provided with a cavity. The cavity is divided into a storage cavity body and an auxiliary heating cavity through a transverse partition plate in the cavity. A gap is reserved between a first annular baffle and the inner wall of the storage cavity body, and an annular heat preservation cavity is formed. A gap is reserved between a second annular baffle and the first annular baffle, and an annular oxygen supply cavity is formed. A feed inlet communicating with the storage cavity body is formed in the top end of the second furnace body. The second furnace body is provided with a smoke exhaust pipe communicating with the annular heat preservation cavity. The air exhaust end of the smoke exhaust pipe is connected with a first draught fan. The second furnace body is provided with an oxygen supply pipe communicating with the annular oxygen supply cavity, and the air inlet end of the oxygen supply pipe is connected with a second draught fan. A spiral feeding mechanism is used for conveying materials in the storage cavity body into the combustion chamber. A plurality of air guide pipes are arranged at the bottom of the storage cavity body side by side, and the two ends of each air guide pipe communicate with the annular oxygen supply cavity. By means of the energy-saving and environment-friendly type garbage disposal device, garbage can be disposed thoroughly and can also combust sufficiently, and the utilization rate of heat generated by combustion of garbage is high.

The invention discloses a cress harvester. The cress harvester comprises a floating plate, a support, an adjusting stand column, a storage battery, a motor and a cutting assembly, wherein the supportis arranged above the floating plate; the front end of the support is connected with the adjusting stand column through a sleeve cylinder; a backward pushing handle is arranged at the tail end of thesupport; the motor is arranged at the top end of the adjusting stand column and connected with the cutting assembly arranged at the bottom end of the adjusting stand column through a transmission mechanism; at least one side of the front end of the floating plate extends outwards to form a side stop block; a side baffle plate is arranged below the side stop block; the storage battery is arranged at a position, close to the backward pushing handle, above the support; a power switch is arranged on the storage battery; a first control switch is arranged on the backward pushing handle; the power switch and the first control switch controls the storage battery to communicate with the motor; and the cutting assembly is driven to conduct cutting operation after the motor is powered on. The cressharvester provided by the invention realizes cress harvesting, and is simple in operation, high in harvesting efficiency and high in practicability.

The invention discloses an automatic cement floor laying device. The automatic cement floor laying device comprises a main body, wherein a power cavity is fixedly formed in the main body; a first motor is fixedly arranged in the power cavity; a first motor shaft is rotatably arranged on the first motor; and an auxiliary power cavity is formed in the main body. The motor drives travelling wheels to travel, so that the device moves freely; a left-right swinging sweeping mechanism controlled by the motor can replace manual operation to sweep dust; and a dust collecting device and a spraying device are arranged in the device, the sweeping mechanism swings in the left-right direction to control the two devices to be opened at an interval, and therefore, dust in air is fully wetted and adhered by water and then is collected by the dust collecting device. The device is simple in structure and convenient to maintain in the later period, can perfectly use machinery to replace manual operation, and is high in practicality, the operation efficiency is improved, and the risk of manual operation is reduced.

The invention discloses a method for preventing duct piece displacement in the no-load shield tunneling process. The method comprises the following steps that (a) a through hole is formed in a duct piece; (b) a single inlet channel bag-shaped body is plugged into a gap from the through hole; (c) the bag-shaped body is filled with cement slurry by using a grouting machine, and the bag-shaped body expands and is in contact with the duct piece and a preliminary bracing system; (d) after grouting is completed, an inlet channel and the grouting machine are separated; (e) the cement slurry solidifies for forming. By applying the method, the bag-shaped body is plugged into the gap between the duct piece and the preliminary bracing system and is filled with the cement slurry to be supported between the duct piece and the preliminary bracing system and play a duct piece limiting and supporting role. The method is simple in process and good in operability, the consumed working time is short, the cost is low, an implementation effect is good, a hoisting hole or a grouting ole can be closed after implementation, follow-up work is omitted, and popularization is promoted.

The invention provides a high-temperature incineration refuse treatment device. A combustion cavity and a tail gas buffering cavity are arranged in a first incinerator body. A second incinerator body is provided with a material storage cavity. A heating device is arranged at the bottom of the material storage cavity. A spiral feeding mechanism is used for conveying materials in the material storage cavity into the combustion cavity. An inner circulation mechanism comprises a first gas guide pipe, multiple second gas guide pipes, a third gas guide pipe, a fourth gas guide pipe and an outer gas guide pipe, wherein one end of the first gas guide pipe is sealed, the other end of the first gas guide pipe communicates with a gas outlet, the multiple second gas guide pipes are vertically arranged in the material storage cavity, the gas inlet end of each second gas guide pipe extends into the middle of the material storage cavity, the gas outlet end of each second gas guide pipe communicates with the first gas guide pipe, the gas inlet end of the third gas guide pipe communicates with a gas inlet, the gas outlet end of the third gas guide pipe communicates with the gas inlet end of the fourth gas guide pipe, the gas outlet end of the fourth gas guide pipe extends into the combustion cavity, one end of the outer gas guide pipe communicates with the gas outlet, and the other end of the gas guide pipe penetrates through a cooling water tank to communicate with the gas inlet. The high-temperature incineration refuse treatment device is high in refuse treatment efficiency and in refuse combustion capacity and achieves complete combustion of refuse.

The invention discloses a cleaning device used for machine part machining. The cleaning device comprises a cleaning tank. A transverse rod which is horizontally arranged is arranged at the bottom endof the interior of the cleaning tank. The two ends of the transverse rod are fixed to the inner walls of the two sides of the cleaning tank. Multiple supporting rods which are evenly arranged are fixed to the top end of the transverse rod. A clamp is arranged at the top end of the supporting rod, and a drive motor is fixed to the middle position of the outer wall of one side of the cleaning tank.An output shaft of the drive motor is connected with a first rotating shaft which is horizontally arranged, and the end, away from the drive motor, of the first rotating shaft penetrates the side wallof the cleaning tank and extends in the cleaning tank. A first gear is fixed to the outer wall of the side, away from the drive motor, of the first rotating shaft, and second rotating shafts which are horizontally arranged are arranged on the two sides of the first rotating shaft. The cleaning device can be used for conducting all-dimensional scrubbing on parts, in addition, dirt which is hard toremove and is hidden in the parts can be thoroughly removed, the cleaning effect is good, air drying can also be conducted on the cleaned parts, the subsequent work of workers is reduced, and the work efficiency is high.

The invention relates to a method for producing a pipe assembly (21) and to a pipe assembly (21) on which the method can be carried out, comprising two pipe units (16) having a pipe central axis (3), the invention relates to a pipe unit (16) comprising a pipe (1) having a pipe outer surface (4), a pipe end face (5) and a pipe outer diameter (6), and a pipe nipple (2) having a pipe nipple inner diameter (7), which has a flange section (9) having a flange section end face (8) and a pipe section (11) having a pipe section inner surface (10), the invention relates to a pipe assembly (1) for a pipeline (1), comprising a seal (13) arranged axially between flange section end faces (8) of a pipe connection sleeve (2) and a tensioning device (24) for axially tensioning flange sections (9) of the pipe connection sleeves (2) of two pipe units (16) against each other, the pipe connection sleeve (2) being inserted onto the pipeline (1) at least until the flange section end faces (8) are flush with the pipeline end faces (5), and the flange sections (9) of the pipe connection sleeves (2) being inserted into the pipeline (1) at least until the flange section end faces (8) are flush with the pipeline end faces (5). According to the invention, the pipe (1) is fixed in the pipe connection sleeve (2) by means of a press-fit (17) resulting from the radial expansion of the pipe (1), and the resulting pipe unit (16) is axially tensioned by tensioning a flange section (9) of the pipe connection sleeve (2) to form a pipe assembly (21).

The invention discloses a crushing device for waste foamed plastics, which comprises a transmission device, a crushing cylinder and legs installed at the bottom of the transmission device and the crushing cylinder. A cavity is arranged inside the crushing cylinder. It is the discharge port, and the bottom of the discharge port is equipped with a discharge plate. One end of the transmission device is the discharge end, and the other end is the feed end. The feed end extends to the feed port of the crushing cylinder. When the device is in use, the worker only needs to keep the material on the horizontally arranged discharge end, and the transmission device will automatically transfer the material to the inside of the crushing cylinder for crushing work; this device can crush large materials first , After the crushing is completed, it is crushed by the crushing device, which can crush the material more thoroughly, and can be reused without secondary processing, saving follow-up work and improving production efficiency.