68results about How to "Protect the production environment" patented technology

The invention discloses asynchronous gear ring machining-oriented production equipment with a depth measurement function and belongs to the technical field of automobile part detection. The equipmentcomprises a base, a self-centering lever clamp, a linear guide rail lead screw mechanism, a synchronous belt clutch mechanism and a depth and inner diameter measuring mechanism; a control end is arranged at one end of the base; the top end of a support is provided with a ram. According to the synchronous gear ring machining-oriented production equipment with the depth measurement function, a depthand inner diameter measuring mechanism is arranged, the linear guide rail screw rod mechanism assists the depth and inner diameter measuring mechanism to descend to a specified height under the guidance of a fixing pin to accurately and quickly measure the depth of an inner cavity of a synchronous gear ring material, and then a worm is separated from a spiral sleeve under the action of the worm and threaded hubs to drive an elastic pin to expand and deform, so that the inner diameter of the synchronous gear ring material can be measured. The flow design is adopted, the speed and precision arehigh, rapid conveying detection of large-batch materials can be achieved through the continuous conveying of a conveying belt, so that the production efficiency is greatly improved.

The invention discloses a method for improving the cold strength of coke, which comprises the following steps: 1, gas coal crushing: gas coal with the granularity of less than 6 mm from a production plant is fed into a crusher for crushing, performing screening analysis on the granularity of the gas coal after crushing according to the requirement of the proportion of the granularity of less than3 mm in the crushed gas coal to be 48-53%; 2, blending of blended coal: the crushed gas coal is blended with 1/3 coking coal, fat coal and lean coal according to the requirements of coal blending, themass ratio of the gas coal in the whole blended coal is 25.5-27%, the ash content Ad of the blended coal is 8-10%, and the volatile matter VMd of the blended coal is 26-28%; 3, crushing and mixing ofthe blended coal: the blended coal is added into a crusher for repeated crushing, the groove spacing of the crusher is 3-4 mm, and the mass ratio of the blended coal with the particle size smaller than 3 mm after crushing is 84-86%; and 4, moisture adjustment and preparation of high-strength coke.

The invention belongs to the technical field of welding and particularly discloses a welding device for incinerator manufacturing. The welding device comprises a base; a supporting plate is fixedly mounted on the base; a slag collecting box is disposed on the supporting plate; a welding head is rotationally disposed in the slag collecting box; a clamping mechanism and a driving mechanism which isused for driving the clamping mechanism to rotate are disposed on the slag collecting box; a columnar cavity and an annular cavity are formed in the base; an annular plate is slideably mounted in theannular cavity; first elastic parts are arranged between the annular plate and the annular cavity; a movable body is slideably mounted in the columnar cavity; an air cavity is formed in the movable body; sliding cavities are formed in the side wall of the movable body; positioning blocks are slideably mounted in the sliding cavities; air channels which communicate with the columnar cavity are formed in the lower portion of the air cavity; plug bodies are slideably mounted on the air channels; second elastic parts are connected between the plug bodies and a movable column; notches which can communicate with the air channels are formed in the plug bodies; and stop blocks are disposed on the base. By means of the scheme, during welding, automatic alignment of two sections of a furnace body can be achieved, collection of welding slag can be achieved, and the whole working efficiency is improved.

The invention discloses a cutting device for gypsum brick production, and belongs to the technical field of gypsum brick cutting, The cutting device comprises a floor, a bearing assembly, a moving assembly, a lifting rotating assembly, a cutting assembly and a dust collection assembly, wherein the floor is laid on the horizontal plane, the bearing assembly is vertically installed on the floor, themoving assembly is vertically installed at the top of the bearing assembly, the lifting rotating assembly is installed at the bottom of the moving assembly, the cutting assembly is installed at the bottom of the lifting rotating assembly and located at the upper end of the bearing assembly, one end of the dust collection assembly is installed on the back face of the bearing assembly, and the other end of the dust collection assembly is arranged on the floor. According to the cutting device for gypsum brick production, gypsum bricks can be cut through the assemblies, the radian direction can also be changed in the cutting process, meanwhile, dust generated in the cutting process is absorbed, high-efficiency and high-level cutting can be achieved, dust can be prevented from polluting the production environment, and the cutting device is quite environmentally friendly.

The invention discloses a fully-woven upper sheet ironing setter which comprises a workbench, a machine frame, a steam ironing device and a control device, wherein the machine frame, the steam ironing device and the control device are mounted on the workbench; the surface of the workbench comprises ironing regions and cooling regions; emery sheet fixing plates are mounted in the ironing regions, are thin plates of which the surfaces are coated with an emery coating, and are provided with penetration holes; cover lids, air pipes and cooling fans are connected in the workbench at the lower parts of the cooling regions; the steam ironing device is mounted at the upper parts of the ironing regions, and comprises a cylinder base, a cylinder, a lifting plate and a steam ironing plate; light touch push switches are mounted on the edges of the upper ends of the cooling regions, and are connected with a delay control line to control the cooling fans. The ironing setter also comprises a projection control device and a projector, wherein the ironing regions are covered by a projection region of the projector. The emery sheet fixing plates can be matched with sheet fixing claw pieces. According to the ironing setter, an upper sheet can be set more rapidly and smoothly, operation is convenient, the labor intensity and the production cost are reduced, and the production efficiency and benefits are improved.

The invention relates to the field of machining, and particularly relates to a positioning and cutting edge grinding device for round glass. The positioning and cutting edge grinding device comprisesa roller conveyor, a first material blocking assembly, a cutting positioning assembly, an annular cutting assembly, a fragment breaking assembly, a material taking manipulator, a rotary table, an edgegrinding manipulator capable of polishing round glass epitaxy at multiple angles, two-group grinding and positioning assemblies and a material receiving box, the grinding and positioning assemblies are symmetrically arranged on the two sides of the rotary table, the material receiving box is arranged at the side of the rotary table, the first material blocking assembly is arranged in the middle of the roller conveyor in a lifting manner, the cutting and positioning assembly is arranged at the output end of the roller conveyor in a lifting manner, the annular cutting assembly is arranged justabove the output end of the roller conveyor in a lifting mode. According to the positioning and cutting edge grinding device, full-automatic production is achieved through positioning and cutting edgegrinding device of the round glass, a series of operations such as cutting, edge grinding, chamfering and the like can be performed on the glass to be processed, the glass to be processed can be accurately positioned, and the glass waste residues can be subjected to centralized recycling treatment.

The invention discloses a polishing device for hardware processing, and relates to the technical field of hardware processing. A load bearing plate is included, and the top of the load bearing plate is fixedly connected with a sound insulating frame; the left side of the top of the load bearing plate is fixedly connected with a cold air cyclic refrigerating device, and a dust removing device is fixedly connected with the bottom end in the sound insulating frame; an operation plate with holes is arranged in the sound insulating frame, and the top of the operation plate with holes is fixedly connected with a supporting plate; the left and right sides of the top of the supporting plate are each fixedly connected with a fixed plate, and the left side of the inner wall of the sound insulating frame is fixedly connected with a motor box; and a motor is fixedly connected in the motor box, and an output shaft of the motor is fixedly connected with a polishing wheel through a speed reducer. Thepolishing device for hardware processing achieves the purposes that cyclic cooling of air is achieved, cooling is continuously and effectively performed on the device, liquid nitrogen resources are saved, initial cost is reduced, dust is purified, the protection environment is protected, and the body health of production workers is guaranteed.

The invention provides sanitary and environmentally-friendly smoking apparatus used for producing smoked sausages, and adapts to large-scale industrial production of smoked sausages. When being in use, the sanitary and environmentally-friendly smoking apparatus used for producing smoked sausages is simple and convenient in sausage hanging process, stable in overall structure, convenient to assemble, and capable of performing smoking on a plurality of sausages. Moreover, the smoking apparatus is capable of ensuring uniform smoking effect on the sausages; sausage-hanging racks are not liable tobe blown down by high wind; and eating of the sausages by birds and polluting of the sausages by flies are also avoided. The smoking apparatus used for producing smoked sausages is capable of performing smoking on a large amount of sausages in one time, so that, production efficiency is improved; smoke flow rate during the sausage smoking process can be raised so as to ensure sausage smoking efficiency; and a smoke production box is arranged, so that, the smoke production box is separated from a smoking box so as to prevent sausages from pollution by ash when combustible materials are being combusted for producing smoke. By performing purification on smoke, possibility of contamination on sausages by smoke is reduced, so that, taste of the sausages can be beneficially guaranteed; moreover,relatively good purification and environment protection effects are achieved by avoiding direct discharge of untreated smoke into the air. Thus, environmental pollution is reduced.

The invention discloses an inlaid nut of self-punching type, comprising a nut body. The nut body is arranged to be a reverse ladderlike body with a wide top and a narrow bottom, a slot is arranged between the upper layer and the lower layer of the nut body, and the nut body is also provided with a longitudinal through hole. The invention has the advantages that: (1) simple operation process and greatly improved working efficiency; (2) convenience of use and high contraposition accuracy; (3) firmer fixation; (4) effective protection of sheet metal pieces after surface treatment and favorable improvement of the whole performance of the product; (5) favorable environmental protection; and (6) electricity saving and effectively reduced production cost.

The invention relates to a groove cutting device of a sliding adjustment cutting head with a smoke sucking device. The groove cutting device comprises the cutting head, the cutting head is installed on a fixed base, the upper end of the fixed base and the lower end of the fixed base are in hinge connection with a fixed connecting rod and a sliding connecting rod respectively, the fixed connecting rod is fixedly connected with a push mechanism, the push mechanism is provided with two vertical guide rails, a sliding block is installed between the two guide rails, the other end of the sliding connecting rod is in hinge connection with the sliding block, the upper portion of the push mechanism is connected with a deflection driving device, the deflection driving device is installed below a rotating mechanism, an exhaust fan is installed on the rotating mechanism, an air inlet of the exhaust fan is connected with a draught hood through a stainless steel hose, and an air outlet of the exhaust fan enables smoke to be discharged through a pipeline. The groove cutting device is applied to a numerical control plasma groove device, changes the traditional processing technology, and achieves full automation. The exhaust fan is arranged above the cutting head to suck the smoke generated during high-temperature cutting, and the production environment is protected.

The invention discloses a circuit board cleaning agent which comprises the following components: propylene glycol, benzotriazole, polyethylene glycol, ethanol amine, dodecylbenzene sulfonic acid, citric acid and deionized water. By adopting the circuit board cleaning agent disclosed by the invention, the aims of improving the service efficiency of the cleaning agent, protecting the production environment and guaranteeing the physical health of workers are achieved.

The invention discloses an improved structure for a vibrating screen cover plate. The improved structure comprises a cover plate body installed on the air opening portion of a vibrating screen body. The improved structure is characterized in that the cover plate body is divided into an upper cover plate portion and a lower cover plate portion, a movable window is arranged in the middle of the lower cover plate portion, the left side of the cover plate body is hinged to the vibrating screen body through a hinge, an upper sealing strip is arranged between the upper, lower and right ends of the cover plate body and the vibrating screen body, the vibrating screen body is provided with a lower sealing strip matched with the upper sealing strip in shape, and the cover plate body and the vibrating screen body are fastened through a bolt. The sealing effect of the cover plate is improved, and frequent dismantling for observing whether vibrating screen cloth is blocked or not is avoided.

The invention belongs to the field of coke oven ascension pipe waste heat utilization, and particularly relates to a coke oven ascension pipe heat exchanger raw gas outlet temperature interlock control device and process. The device comprises a coke oven ascension pipe heat exchanger, and the coke oven ascension pipe heat exchanger is provided with a deoxygenated water inlet, a raw coke oven gas inlet, a steam-water outlet and a raw coke oven gas outlet; the raw coke oven gas outlet is sequentially provided with a temperature upper disc indicator and an on-site thermometer; a regulating valvegroup is arranged at the deoxygenated water inlet and sequentially comprises a first gate valve, a regulating valve and a second gate valve, and a throttle valve is arranged on a bypass; the temperature upper disc indicator is connected with the regulating valve of the deoxygenated water inlet, can monitor the temperature of the raw coke oven gas outlet of the riser heat exchanger on line, and control water inlet flow amount by using temperature signals and ascension pipe heat exchanger water inlet regulating valve interlocking, thereby the stable operation of the system is ensured. Control issimple and feasible, cost is saved, and raw coke oven gas quality of a downstream chemical production section is improved.

The invention discloses a stem cell culture device and a culture method thereof, and relates to the technical field of stem cell culture. The problem that nutrient solution adding efficiency is low is solved. The device comprises a machine body, a liquid box is arranged on the outer wall of the top of the machine body, a liquid conveying pipe is arranged on the outer wall of the top of the liquid box, a one-way valve is arranged on the circumferential outer wall of the liquid conveying pipe, and the other end of the liquid conveying pipe penetrates through the outer wall of the top of the machine body; an adjusting hand is arranged on the outer wall of the top of the machine body, a rotating column is arranged on the inner wall of the top of the machine body, the input end of the rotating column is connected with the output end of the adjusting hand through a transmission shaft, and three connecting bases are arranged on the circumferential outer wall of the rotating column. The culture method of the device comprises the following steps: after culture dishes are sequentially placed on a placing disc, an ultraviolet lamp is turned on to continuously sterilize the organism for 30 to 100 minutes. A nutrient solution is rapidly added, the culture device does not need to be repeatedly opened, pollution hidden dangers are reduced, the culture increase rate is increased, and the working time is greatly saved.

The invention relates to a barrel plating automatic washing device. The barrel plating automatic washing device comprises a tank body, hoppers, motors, gearboxes, rotating shaft rods, water inlet valves and drain valves. The tank body is a one-piece tank body. A plurality of washing pools are arranged in the tank body. The hoppers and an overturning device are arranged on the tank body. The hoppers are fixed on the rotating shaft rods through swing arms. One ends of the rotating shaft rods are installed on the gearboxes, and the other ends of the rotating shaft rods are installed on bearing supports. Through motor rotation and power transmission of the gearboxes, the rotating shaft rods drive the hoppers to rotate together, and therefore the purpose of automatic cleaning is achieved. According to the barrel plating automatic washing device, overturning of the motors and the hoppers and flow rates of cleaning fluid are controlled by a computer controller, the degree of automation is high, washing efficiency is high, water consumption quantities are accurately controlled, labor intensity of workers is greatly relieved, workshop working environment is cleaned, and the barrel plating automatic washing device has popularization prospects.

The invention provides a mobile ceiling. The mobile ceiling comprises a ceiling body, a transmission mechanism and a power mechanism, wherein the ceiling body comprises a ceiling plate, load-bearing columns fixedly connected with the ceiling plate and a transmission guide rail connected with the load-bearing columns, the transmission mechanism comprises a fixed guide rail and transmission chains disposed in the transmission guide rail and the fixed guide rail, the transmission chains are fixed in the transmission guide rail, the power mechanism is in transmission connection with the transmission chains, and the transmission chains move in the fixed guide rail to drives the transmission guide rail to move relative to the fixed guide rail. The mobile ceiling is provided with the excellent transmission mechanism, and the contact between the transmission chains and the outside is reduced, it is guaranteed that the transmission chains are in an efficient and high-quality working state, theservice life of the mobile ceiling can be significantly prolonged, and the working fluency of the ceiling is ensured; and meanwhile the area of the work end area is larger than that of the power end,the transportation in and out of personnel materials in the mobile ceiling is facilitated.

The invention relates to a dust removal pipeline dust gas flow adjustment system.The system comprises a barrel, a dust gas flow adjustment unit, a differential pressure detection unit and a control unit, the barrel is installed on a dust removal pipeline, the barrel is internally provided with the dust gas adjustment unit, the differential pressure detection unit is arranged outside the barrel, and the output end of the differential pressure detection unit is connected with the control end of the dust gas flow adjustment unit through the control unit.According to the dust removal pipeline dust gas flow adjustment system, the dust gas flow in a dust removal pipeline can be online monitored in real time, rapid and effective adjustment is conducted according to needs, the dust removal system can reach an ideal state of design, it is guaranteed that the dust removal system operates safely, stably and reliably, and the production environment is protected; meanwhile, by means of measurement and adjustment on the dust gas flow in the dust removal pipelines at all dust sources, the optimal control flow of the dust sources is obtained, valuable measured data is accumulated for the design and production, and optimization of the design and production is achieved gradually.

The invention discloses a low-energy-consumption hybrid white smoke elimination device, which comprises a mixing tower, wherein three openings are formed in the mixing tower; two of the openings are air inlets and are respectively connected with a multiple layered dehydration guide device of chimney exhaust gas and a belt cooler exhaust gas conveying device; the other opening is an air outlet and is directly connected with outside air; the multiple layered dehydration guide device of chimney exhaust gas comprises a T-joint and a dehydration tower, a dehydration elbow and an draught fan which are connected with the T-joint in sequence; the air outlet of the draught fan is connected on the mixing tower through a pipeline; the belt cooler exhaust gas conveying device comprises a belt cooler; a chimney is arranged on the belt cooler; a smoke hood is arranged at the top end of the chimney and is connected with the mixing tower through a pipeline. According to the low-energy-consumption hybrid white smoke elimination device, not only is the installation and maintenance cost of the device reduced, but also is the operation cost of the device reduced; the treatment effect of white smoke is greatly improved.

The invention discloses a high-performance non-elastomer ternary blending composite material and a preparation method thereof. The high-performance non-elastomer ternary blending composite material is prepared by the following steps that S1, the following raw materials, by weight, 10-30 parts of ultra-high molecular weight polyethylene, 5-10 parts of block co-polypropylene, 65-90 parts of polypropylene and 0.5-1.5 parts of an antioxidant are weighted; S2, ultra-high molecular weight polyethylene is put into internal mixing equipment for internal mixing, the temperature ranges from 170-180 DEG C, and the time ranges from 50-60min; S3, the block co-polypropylene, the polypropylene and an antioxidant are put into the internal mixing equipment in the S2 for the internal mixing, a mixture is obtained, the temperature is 180-190 DEG C, and the time is 60-70min; and S4, single-screw extrusion granulation is carried out on the mixture obtained in S3 to prepare the ternary blending composite material at the temperature of 210 DEG C for 40-50min.

The invention discloses a low-temperature lead-free alloy flux and a preparation method thereof. The low-temperature lead-free alloy flux comprises the following raw materials in parts by weight: 18-24% of In, 2-5% of Bi, 0.1-0.4% of Sb, 0.1-0.7% of Cu, 0.02-0.06% of Ce and the balance of Sn. The melting point of the low-temperature lead-free flux is within 163-194 DEG C; the alloy flux is uniformand fine in metallographic structure, excellent in wetting spreadability, firm in bonding with a substrate welding disc and welded parts, bright and full in welding spot and excellent in mechanical performance and electric performance; and the low-temperature lead-free alloy flux preferably meets the process requirements of using the low-temperature lead-free alloy flux in the lead-free process of the electronic industry, and meets relevant regulations of energy conservation, emission reduction and environmental protection.