3876 results about "Manufacturing cost reduction" patented technology

Disclosed is a wheel cylinder and a drum brake having the same, in which the number of position as well as other elements accompanied with the piston may be reduced, resulting in reduced manufacturing cost.

The invention provides a semiconductor manufacturing machine control method and system, and relates to the technical field of semiconductors, and the method comprises the steps: obtaining the operation parameters of an equipment cavity, and building a multi-objective optimization model containing the manufacturing cost, the manufacturing quality and the manufacturing efficiency. And training the model by adopting a deep reinforcement learning algorithm to generate an optimized prediction result. And performing deviation analysis on the prediction result and the target parameter, and inputting a deviation feature vector into a compensation amount calculation model constructed based on a long short-term memory network to generate a compensation control instruction. And inputting the compensation instruction into the multi-objective optimization model, calculating an optimal parameter combination by adopting a multi-objective optimization algorithm of dynamic weight distribution, and generating a parameter adjustment instruction. And finally, the adjustment instruction is sent to the execution unit, and self-adaptive feedback regulation and control in the semiconductor manufacturing process are realized, so that the manufacturing cost is reduced, and the manufacturing quality and the manufacturing efficiency are improved.

The invention discloses a method for improving the heat dissipation performance of an AlGaInP red light Micro LED chip. The method comprises the following steps: S1, preparing an epitaxial structure: processing a substrate and a buffer layer, growing an etching barrier layer and an ohmic contact layer, and carrying out stacking epitaxy on a functional layer; s2, patterning the silicon-based substrate: preparing a dielectric layer and a metal structure; s3, diamond ohmic contact layer integration: processing a p-type conductive diamond film layer, and carrying out metal reflection and bonding; s4, removing the substrate and forming an n-type structure: stripping the substrate to be in n-type contact; s5, back-end process integration: preparing an electrode and an optical structure; according to the invention, the heat dissipation performance of the chip is significantly improved; the series resistance is reduced by 30%-50%; the resistivity of the p / n type diamond ohmic contact layer is reduced by 1-2 orders of magnitude compared with ITO; gaAs material light absorption and metal shading are avoided, and the red light transmittance is improved from 75% to more than 90% by combining with the micro lens array; the method is compatible with existing MOCVD, CVD and photoetching processes, large-scale production of wafers of 2-12 inches can be achieved, and the manufacturing cost is reduced.

The invention belongs to the technical field of multi-stage centrifugal pump production, and particularly relates to an automatic punching system and method for a pump cover of a multi-stage centrifugal pump, all assemblies cooperate with one another, and a clamping assembly is used for clamping a pump cover body and driving the pump cover body to rotate in the horizontal circumferential direction and rotate around the axis of the pump cover body; an H-shaped groove is formed in the pump cover body in a punching mode along the cylindrical spiral line through a notching assembly; the inner spiral supporting body and the outer spiral supporting body are correspondingly conveyed to preset positions on the inner side and the outer side of the pump cover body through the supporting body feeding assembly; the locking assembly is used for bending the protruding pieces defined by the H-shaped grooves towards the inner side or the outer side in a staggered mode, and then an inner locking piece used for locking the inner spiral supporting body and an outer locking piece used for locking the outer spiral supporting body are formed. In this way, the requirements for automatic punching and assembling of the reinforced pump cover are met, the reliability of connection between the pump cover body and the inner spiral supporting body and between the pump cover body and the outer spiral supporting body is high, connection is achieved without additional tedious procedures, and the manufacturing cost is reduced.

The invention discloses a vacuum pressure impregnation mold assembly process and a mold. The process comprises the following steps: mounting bottom hard molds on a plurality of independent supporting platforms, and then positioning superconducting coils; descending the platform in sections to lay a bottom soft mold and a flow guide component to ensure uniform gaps; the side edge soft mold, the side edge hard mold, the top flow guide net and the soft and hard mold are sequentially installed, and finally the soft mold is subjected to segmented welding and the hard mold is reinstalled. The mold is assembled through the method, and modular assembly is achieved by lifting the independent supporting platform in stages. According to the process, the load of a single platform is reduced through sectional assembly, precision deviation and equipment damage are avoided, and meanwhile, the use of a lifting appliance is reduced to protect the dimensional stability of the coil; a soft and hard mold layered assembly mode is adopted, the machining difficulty of a large-size mold is simplified, the manufacturing cost is reduced, and the size control precision is improved; the step-by-step assembly process effectively reduces the wrong assembly risk, avoids the problem of glue injection port blockage, and ensures the success rate of the vacuum pressure impregnation process.

The invention discloses a liquid crystal compound, a liquid crystal composition and a phase difference film, relates to the technical field of liquid crystal display, and aims to solve the problems of poor alignment order degree, low n value and low crosslinking completion degree in an existing liquid crystal system. The structural general formula (I) of the liquid crystal compound is set, and the liquid crystal compound is applied to the phase difference film. According to the liquid crystal compound, a long liquid crystal main chain is adopted, so that liquid crystal molecules are arranged more orderly, dense chromophoric group arrangement is achieved, Van der Waals force and hydrogen-bond interaction among the liquid crystal molecules are improved, the alignment order degree and the n value are improved, and the purposes of improving dispersion, lowering the manufacturing cost, lowering the film thickness requirement and improving the crosslinking completion degree are achieved.

The invention provides a display device and a driving chip of a display panel. The display device comprises the display panel and the driving chip. The driving chip comprises a first comparator and a second comparator; the driving chip is used for dividing the output channels corresponding to the at least two data lines into a first channel with positive polarity and a second channel with negative polarity; a first comparator for comparing the first voltage with a first reference voltage to output a first level; the second comparator is used for comparing the second voltage with a second reference voltage and outputting a second level; and the driving chip is also used for continuously monitoring the first level and the second level so as to detect whether a short circuit between the data lines occurs in the display panel or not. The data line is divided into the positive and negative polarity channels through the driving chip, the comparator is used for comparing the channel voltage with the reference voltage, the level change is monitored to detect the short circuit, an amplifier and a complex switch assembly do not need to be additionally arranged, the circuit structure is simplified, and the manufacturing cost is reduced.

Disclosed in the present invention are a fuel cell integrated with a heat pump energy recovery system, and an energy recovery control method. The main features are that: a heat pump system is arranged between a cooling system and an air supply system, and after absorbing waste heat in the cooling system, the heat pump system heats exhaust tail gas discharged by a cell stack module, so as to increase the temperature of exhaust tail gas entering an expander, thereby improving the energy recovery efficiency of the expander. The heat pump system has a simple structure, and an energy recovery strategy is reasonable, thereby greatly simplifying the structure of the energy recovery system of the fuel cell, reducing manufacturing costs, and eliminating the risk of temperature runaway.

The invention provides a multi-field regulation and control excitation welding device and system and a magnetic field control method. The welding device comprises a welding gun; the excitation magnetic poles are symmetrically arranged on the two sides of the welding gun. The at least one group of common magnetic poles are arranged on one side of the welding gun and are respectively connected with a pair of excitation magnetic poles; in a first power-on state, one of the pair of excitation magnetic poles and the common magnetic pole are communicated with first current at the same time; in a second power-on state, the other one of the pair of excitation magnetic poles and the common magnetic pole are communicated with second current at the same time; and when the welding gun is in a working state, the first current and the second current are alternately started to form double-path pulse current so as to generate a pulse composite magnetic field capable of acting on the electric arc, the molten pool and the molten drops. According to the welding device, molten pool flowing and molten drop transition can be regulated and controlled in the transverse direction, the longitudinal direction and the vertical direction correspondingly, electric arc energy distribution is optimized, the penetration depth and molten pool swinging are increased, the welding speed is increased, root penetration is enhanced, weld joint forming is improved, welding heat input is reduced, welding deformation is reduced, and the manufacturing cost is reduced.

The invention discloses a preparation method of a low-cost high-performance TiAl alloy engine blade, relates to the technical field of TiAl alloy preparation, and provides a method for preparing the TiAl alloy blade by combining precision casting and vacuum isothermal forging. The process route comprises the steps of prefabricated blank smelting and precision casting, annealing heat treatment, vacuum isothermal forging of a blade final forging piece, heat treatment and blade machining, and compared with a cast blade, the mechanical property is remarkably improved, and the yield is also remarkably increased; compared with a traditional forged blade, the manufacturing cost is greatly reduced due to the fact that the process is greatly shortened; compared with ingot casting / rod casting and high-temperature forging, the method has the advantages that the material utilization rate and the mechanical property are improved, and the manufacturing cost can be reduced; in addition, compared with forging under the atmospheric condition, the problem of severe oxidation does not exist, and the material utilization rate and the mechanical property are obviously improved. Therefore, the method provided by the invention has important commercial value.

The invention relates to the technical field of heat insulation pads for battery cells, in particular to a novel battery cell large-area buffer heat insulation pad and a preparation method thereof.The novel battery cell large-area buffer heat insulation pad is prepared by using surface modified boron nitride nanosheets (BNSS) as nanofiller, silica-coated magnesium hydroxide (MH-coated SiO2) of a core-shell structure as a flame retardant and polysilsesquioxane (POSS) as a high-temperature-resistant auxiliary. A ternary flame-retardant system is formed in the organic foamed silicone rubber layer through the nano filler, the flame retardant and the high-temperature-resistant additive, so that the flame-retardant property of the organic foamed silicone rubber material serving as a battery cell heat insulation pad is improved, thermal runaway propagation can be delayed, the requirements of light weight (the density is 0.3-0.6 g / cm < 3 >) and high mechanical strength are met, the manufacturing cost is reduced, the mass production cost is only increased by 15%, and the product quality is improved. However, the premium price space of the product can reach 50%, and the requirement of a high-end power battery is met.

The utility model discloses an explosion-proof valve and a battery, the explosion-proof valve comprises a body, the body is provided with a nick and a buffer groove, and the nick and the buffer groove are both runway-shaped; the nick comprises a deep groove section and a shallow groove section, the depth of the shallow groove section is D, the distance between the bottom wall of the shallow groove section and the bottom wall of the body is T1, and the distance between the bottom wall of the deep groove section and the bottom wall of the body is T2; the distance between the bottom wall of the buffer groove and the bottom wall of the body is T3; wherein D is greater than 0, T3 is greater than T2, and T1 is greater than T2. According to the anti-explosion valve disclosed by the utility model, the buffer groove is arranged, so that the stress borne by the nick can be greatly reduced under the working conditions of battery cell production, pack assembly and whole vehicle vibration, and the fatigue cracking failure caused by overlarge stress borne by the nick is prevented; the nick is in a runway shape and comprises the deep groove section and the shallow groove section, and the depth of the shallow groove section is not zero, so that the set opening pressure of the anti-explosion valve can be effectively reduced while the manufacturing cost is reduced.

The invention provides an aviation composite material hot-press forming workpiece loading method based on a hybrid optimization algorithm. The method comprises the steps that workpiece demand information and autoclave platform information in composite material hot-press forming manufacturing are obtained; minimizing the opening times of the autoclave as a target function; establishing a two-dimensional multi-layer platform hot press molding workpiece loading model, defining space constraints, distribution constraints, resource constraints and type constraints among workpieces, and incorporating the constraints into model constraint conditions; a GA-SP is adopted to optimize a workpiece loading sequence and a rotation state, an optimal layout is generated through chromosome coding, decoding, selection, intersection and mutation operations, a hybrid optimization algorithm is constructed in combination with a neighborhood search strategy, efficient arrangement of workpieces on different platforms is realized in combination with a simulated annealing criterion, and an optimized loading scheme is output. The production efficiency of the hot press molding procedure can be improved, the manufacturing cost is reduced, and efficient technical support is provided for intelligent manufacturing of aviation composite materials.

To provide a wiring module capable of reducing a production cost.SOLUTION: A wiring module 3 is a wiring module 3 to be attached to a plurality of power storage elements and comprises: a bus bar 60 connected to electrode terminals of the power storage elements; a wiring member; a fuse unit 10; and a protector 80 that holds the bus bar 60, the wiring member and the fuse unit 10. The fuse unit 10 includes: a first terminal 20 electrically connected to the bus bar 60; a second terminal 30 electrically connected directly or indirectly to the wiring member; a resin part 40 that covers a portion of the first terminal 20 and a portion of the second terminal 30; and a chip fuse 50. The resin part 40 maintains an interval between the first terminal 20 and the second terminal 30. The first terminal 20 includes a first connection part 24 exposed from the resin part 40. The second terminal 30 includes a second connection part 34 exposed from the resin part 40. The chip fuse 50 includes a first electrode 51 mounted on the first connection part 24, and a second electrode 52 mounted on the second connection part 34.SELECTED DRAWING: Figure 7

The invention relates to a deep trench isolation structure and a preparation method thereof, and aims to solve the problems that the height difference of an etching stop layer is too large and the processing precision of a deep trench is insufficient in the prior art. According to the method, the sacrificial layer is deposited on the surface of the substrate after the shallow groove is machined, the sacrificial layer is used for protecting a non-target area in the deep groove machining process, and high-precision machining of the deep groove is achieved through the multi-stage etching technology. In the first stage, sacrificial layer materials in a deep groove region are removed step by step, and a target region is exposed; and in the second stage, the mask effect of the sacrificial layer is utilized to accurately etch to the target depth, and meanwhile, the side wall form is optimized. By reducing the height difference of the etching stop layer, the uniformity of the filling material is improved, and the smoothness of chemical mechanical polishing is improved. The method has the functions of mask protection and depth regulation and control, simplifies the process steps, reduces the manufacturing cost, is suitable for manufacturing high-density integrated circuits and power devices, and has excellent processing effect and industrial applicability.

The utility model relates to a composite liquid cooling plate, a battery pack and electric equipment. The composite liquid cooling plate comprises an upper cooling plate and a lower cooling plate, the upper cold plate comprises a first composite material layer and a first metal layer which are integrally formed through compression molding. The lower cold plate comprises a second composite material layer and a second metal layer which are integrally formed through compression molding; the first metal layer and the second metal layer are located between the first composite material layer and the second composite material layer, and a liquid cooling flow channel is defined by the first metal layer and the second metal layer. The composite liquid cooling plate has the basic function of thermal management, and can prevent the problem of insulation failure after thermal runaway; meanwhile, compared with the related technology, the second composite material layer is arranged at the bottom making contact with the outside, and electrochemical corrosion can be effectively prevented. In addition, the upper cold plate and the lower cold plate of the composite liquid cooling plate both adopt metal layer and composite material layer assemblies, so that the manufacturing cost can be reduced.

The utility model relates to in-hole defect automatic detection equipment, which comprises a camera base and a rotary driving mechanism, a shooting camera is detachably mounted on the camera base, and the direction of the central axis of a lens of the shooting camera is consistent with that of the central axis of a to-be-detected processing hole; the rotation driving mechanism structurally comprises a base plate fixedly connected with the camera base, a rotating motor and a hollow rotating shaft are installed on the camera base, and the rotating motor is in transmission connection with the hollow rotating shaft and used for driving the hollow rotating shaft to rotate; the lens and the hollow rotating shaft are coaxial, a reflecting component is installed on the hollow rotating shaft, the lower end of the lens penetrates through the hollow rotating shaft and corresponds to a reflecting surface on the reflecting component, and when the lens shoots, the reflecting surface is located in the machining hole and reflects an inner wall image of the machining hole into the lens. Therefore, under the condition that raw materials are not changed or damaged, the in-hole defect detection is carried out in a pure vision mode, so that the detection equipment is simple in structure, the detection efficiency is improved, and the manufacturing cost and the maintenance difficulty are reduced.

The utility model discloses a screw machine. The screw machine comprises a machine table; the conveying device is matched with the machine table, the conveying device comprises a moving assembly and two pushing assemblies, the two pushing assemblies are located at the two ends of the machine table respectively, and the moving assembly is located above the pushing assemblies and can move in a reciprocating mode in the distance direction of the two pushing assemblies; the screw conveying assembly and the screw locking assembly are arranged in an assembled mode so as to convey screws for the screw locking assembly. According to the screw machine, the manufacturing cost can be reduced, and the assembly working efficiency is improved.

The utility model discloses a welding clamping tool for a flat wire motor, which is used to clamp the flat wire in the stator assembly, and includes a clamping mechanism and at least one wire splitting card plate, wherein the clamping mechanism includes a main body seat, a first mounting ring, a second mounting ring, a first clamping disc, a second clamping disc and a driving mechanism; wherein the stator assembly includes a stator core and a stator winding, wherein the stator winding includes a plurality of flat wires, and the wire splitting card plate is provided with a plurality of wire splitting slots, wherein the wire splitting card plate is used to clamp the flat wire in the stator assembly and allow part of the flat wire to pass through the wire splitting slots to thereby constrain the position of the flat wire in the wire splitting slots, wherein the main body seat is used to be detachably assembled and connected with the upper end of the stator core, and the first mounting ring and the second mounting ring are coaxially rotatably connected to the main body seat. The utility model can clamp the flat wire in the stator assembly, and has a simple structure, can reduce the difficulty of production and assembly, and can reduce manufacturing costs.

The invention relates to the technical field of target distance detection and 3D scanning reconstruction, and discloses a coaxial scanning type ultra-long distance detection laser radar system, which comprises a laser light source module, which adopts a 1550nm optical fiber laser to output high-power laser, and ensures sufficient laser energy and human eye safety; according to the invention, by adopting the high-power 1550nm fiber laser, the ultra-long distance detection is realized on the premise of ensuring the safety of human eyes, and the detection range of more than 10km can be reached, so that the limitation that the detection distance of the traditional laser radar is only 500m is broken; according to the invention, by selecting the 1550nm laser device which is safer to human eyes and greatly improving the laser power to kilowatt and even myriawatt levels, stronger echo signals are realized, so that the detection signal-to-noise ratio is remarkably improved; the micro-lens array is adopted to replace a traditional DOE diffractive optical element, efficient beam shaping of a one-dimensional or two-dimensional dot matrix is achieved through flexible regulation and control of the curvature radius and the distance of the micro-lenses, meanwhile, the manufacturing cost is reduced, and the design freedom degree is expanded.

The CVT cooling system of the engine comprises a CVT, a left crankcase body and a left crankcase cover, a CVT cavity is formed between the left crankcase body and the left crankcase cover, the CVT is assembled in the CVT cavity, a shoe block component of a driven wheel in the CVT is located on the side of the left crankcase body, a breathing groove outer cover plate is arranged on the left crankcase cover, and the breathing groove outer cover plate is arranged on the left crankcase cover. The breathing groove outer cover plate is provided with a first main air inlet, a second main air inlet and a first auxiliary air inlet, the left crankcase cover is provided with a filter screen assembly, the left crankcase cover is provided with a third main air inlet and a second auxiliary air inlet, the breathing groove outer cover plate is provided with blocking ribs, and part of cooling air enters a CVT cavity sequentially through the first auxiliary air inlet and the second auxiliary air inlet. In order to simplify the structure, reduce the manufacturing cost and effectively reduce the risk that muddy water enters the filter screen assembly, a blocking rib is arranged on the side, close to the filter screen assembly, of the first main air inlet of the breathing groove outer cover plate, and the muddy water is effectively prevented from being sprayed to the filter screen assembly.

A continuous induction quenching device for two ends of an automobile push rod is used for manufacturing the automobile push rod. Two conveying lead screws are installed in the middle of the quenching machine tool, the head ends of the conveying lead screws are in butt joint with mistake-proof feeding devices above the conveying lead screws, inductors are arranged on the two sides of the middle sections of the conveying lead screws and connected with variable vibration devices and heating power sources, blanking grooves are formed in the tail ends of the conveying lead screws, and quenching liquid grooves are installed below the conveying lead screws. A spiral groove of the conveying lead screw is matched with the diameter of the rod portion of the push rod, and the ball head end and the ball socket end of a discharging port of the mistake-proof feeding device are matched with a ball head and a ball socket at the two ends of the push rod respectively. According to the invention, simultaneous quenching of the ball head and the ball socket at the two ends of the push rod can be realized, the problems of low efficiency and overlarge cost input caused by separate quenching of multiple devices in the prior art are solved, wrong quenching, re-quenching and missing quenching in the machining process are avoided, and high dependence on personnel skills and operation attention is avoided; quenching efficiency of the ball head and the ball socket at two ends of the push rod can be improved, product quality can be guaranteed, and manufacturing cost can be reduced.

The invention relates to the technical field of hygienic products, in particular to a manufacturing method of a fine-denier rubber string waistline elastic body component and the waistline elastic body component. The manufacturing method of the fine-denier rubber string waistline elastic body component comprises the steps that 180-260 70-280 denier rubber strings are conveyed at the stretching ratio of 2.0-2.5, and when the rubber strings are conveyed to a laying procedure, the elastic strings are arranged at the stretching ratio of 2.0-2.5; the lower-layer non-woven fabric is laid with the stretching ratio of 2.5-3.0, then glue is sprayed to the rubber band, and the rubber band and the upper-layer non-woven fabric are compounded and bonded to obtain the waistline elastic body component. The invention aims to overcome the defect that the manufacturing cost is increased due to high defective product rate in the production process caused by high possibility of breakage of the thin rubber band in waistline layout in the prior art, and provides the manufacturing method of the fine denier rubber band waistline elastomer component and the waistline elastomer component, so that the occurrence of breakage of the thin rubber band in the production process can be reduced, and the manufacturing cost is reduced.

The invention discloses an electronic driving controller of a multifunctional portable disinfection and sterilization acarus killing device. The electronic driving controller comprises a power supply module, a control module, an LCD display module, a load driving module, an input interface and a key board. According to the multifunctional portable disinfection and sterilization acarus killing device, a microprocessor programming technology and an interface driving circuit are utilized to realize the combined working function of the multifunctional portable disinfection and sterilization acarus killing device in various modes of the fan, the plasma generator, the ozone generator and the air pump. At least two loads of each function work at the same time, and the working time is not consistent, so that the use convenience is reduced due to a complex logic relationship in manual operation and load control. The controller realizes multi-functional free combination and integration, reduces the equipment volume, and reduces the manufacturing cost. The LCD display screen displays all functions, currently executed work and remaining time, a man-machine interaction interface is attractive and simple, all the functions can be operated only through one button, and the defect that a traditional acarus killing device is complex in operation action is overcome.

The invention discloses high-magnetic-induction oriented silicon steel, which contains Fe and other inevitable impurities, and further contains the following chemical elements in percentage by mass: less than or equal to 0.005% of C; 3.0 to 3.8 percent of Si; the content of Als is 0.010 to 0.035 percent; mn: 0.05 to 0.20%; the rare earth element is at least one of Ce and La, and the formula of Ce + La is 0.003-0.3%; wherein in other inevitable impurity elements, N is smaller than or equal to 0.005%, S is smaller than or equal to 0.005%, V is smaller than or equal to 0.005%, and Ti is smaller than or equal to 0.005%. Correspondingly, the invention further provides a manufacturing method of the high-magnetic-induction oriented silicon steel. The annealing temperature of the hot-rolled plate can be reduced or annealing of the hot-rolled plate can be omitted, the thin-gauge high-magnetic-induction oriented silicon steel can be efficiently produced through the cold continuous rolling method, and the magnetic performance of the product is improved while the manufacturing cost is reduced.

The hydroelectric power generation equipment comprises a power generation module and a water wheel driving module, the power generation module comprises a floating platform and a power generator, the power generator is arranged on the floating platform, a power input shaft is arranged on the floating platform, and the power input shaft is in transmission connection with the power generator through a gearbox; the water wheel driving module comprises two mounting discs and a plurality of blades, and the two mounting discs are arranged up and down; each blade comprises a mounting frame and a plurality of baffles, a plurality of through holes are formed in the mounting frame, and the baffles are hinged to the mounting frame and arranged at the corresponding through holes; the baffle is configured to close the through hole at the incident flow surface of the blade, and the blade is also configured to open the through hole at the back flow surface of the blade; the multiple blades are distributed around the axis of the mounting discs, and the mounting frame is vertically arranged and fixedly arranged between the two mounting discs; wherein the power input shaft is fixedly connected with the topmost mounting disc in the water wheel driving module. The use reliability and the power generation efficiency are improved, and the manufacturing cost is reduced.

The invention relates to the technical field of extrusion dies, in particular to an aluminum profile variable cross-section extrusion die based on a telescopic die core structure, which comprises an upper die structure, a lower die structure and a die hole formed in the lower die structure, and a moving unit I for driving the mold core structure to move up and down at a fixed height is mounted on the upper mold structure. By arranging the telescopic mold core structure, the mold core structure is provided with the multiple extrusion sections which are gradually reduced from top to bottom, and when the first moving unit drives the mold core structure to move up and down at the same height, the extrusion sections of different sizes can be moved to the positions matched with the mold holes; when the extrusion sections with different sizes are matched with the die holes, different gaps can be reserved, aluminum profiles with different wall thicknesses can be extruded, different dies do not need to be replaced, the manufacturing cost is reduced, and the production efficiency is improved.

The present invention discloses a yaw planetary reduction motor applied to a wind turbine. It solves the problem that the existing yaw reducer has a large axial dimension, weak rigidity, and cannot be used in scenarios with strict spatial dimension requirements. The reducer uses the connecting flange of the motor to axially position the planetary gear of the first-stage planetary gear reduction mechanism, the current-stage planetary carrier axially positions the planetary gear bearing, and the upper-stage planetary carrier is axially positioned by the first external tooth of the next-stage sun gear, and a micro-gap is designed with the planetary gear of the next stage. At the same time, the planetary gear and the planetary carrier of the same stage are in direct contact to achieve mutual axial positioning; the planetary carrier of the Nth-stage planetary gear reduction mechanism is fixedly connected to the output gear to achieve power output. Compared with the existing reducer structure, the structure of the present invention not only shortens the overall axial dimension of the planetary gear reducer, but also reduces the characteristics and quantity of parts, thereby reducing manufacturing costs.

The invention provides pulping equipment. The pulping equipment comprises a circulating tank, a guide cylinder and a dispersing structure. The circulation tank is used for containing slurry. The guide cylinder is arranged in the circulating tank, a containing cavity is formed in the guide cylinder, and the outer wall of the guide cylinder and the inner wall of the circulating tank are spaced to form a guide channel. The dispersing structure is at least partially located between the bottom of the guide cylinder and the bottom wall of the circulating tank, the dispersing structure is provided with a flow inlet and a flow outlet, the flow inlet is located in the side, close to the bottom of the guide cylinder, of the dispersing structure and communicates with the containing cavity, the flow outlet is located in the peripheral side of the dispersing structure and communicates with the guide channel, and the dispersing structure is used for dispersing the slurry. Therefore, the pulping equipment can enable the pulp to be dispersed and circulated in the circulating tank, so that the structure of the pulping equipment is simplified, the structure of the pulping equipment is more compact, the manufacturing cost is reduced, additional pipelines do not need to be arranged, and the cleaning difficulty of the pulping equipment is greatly reduced.

The invention discloses a carrier of a camera module, a manufacturing method and the camera module, the carrier of the camera module comprises a main body, the main body comprises a plurality of side parts, each side part is arranged around the optical axis of the camera module, a corner part is formed at the joint of two adjacent side parts, and the main body is subjected to first injection molding and has first rigidity; the insert is wrapped on the main body, and the insert is made of a metal material; the buffering part is formed at the corner part through secondary injection molding, the buffering part comprises a buffering section, the buffering section protrudes out of the surface of the main body in the movement direction of the carrier, the buffering part has second rigidity, and the second rigidity is smaller than the first rigidity. Through the first injection molding and the second injection molding, high integration of the main body, the insert and the buffer part can be realized, in other words, the integration of the carrier can be improved, the overall size of the carrier is effectively reduced, meanwhile, the supply chain and the assembly process of the carrier are simplified, the production efficiency of the carrier and the camera module is improved, and the manufacturing cost is reduced.