73results about How to "Flexible width adjustment" patented technology

The invention discloses a device and method for collecting multi-channel sound through a microphone array. The method for collecting the multi-channel sound through the microphone array comprises the steps that M input signals are collected and echo suppression processing is conducted on the M input signals; delay adjusting is conducted on the M input signals through nth-route delay adjusting modules so as to form M nth-route output signals; wave beam forming is conducted on the M nth-route output signals through nth-route self-adaptive wave beam forming modules so as to obtain nth-route signals; the nth-route signals are processed through nth-route processing modules to obtain nth-route channel signals. Through the mode, the device and method can be used for multi-channel sound collection in non-professional environment such as domestic entertainment equipment, and the acoustic image width and the picking-up distance can be flexibly adjusted.

The invention provides a light bar structure, a light source module and a lamp. The light bar structure comprises a substrate, an electrical unit and a plurality of light emitting diodes; the substrate comprises a first face, the electrical unit comprises a light source setting part, at least one flexible connecting piece and at least one electrical connecting terminal. The light source setting part is connected with the first face of the substrate, and one end of each flexible connecting piece is connected with the light source setting part. Each electrical connecting terminal is correspondingly connected to the other end of one flexible connecting piece, the electrical connecting terminals are arranged on positions which are far from the first face of the substrate, and the light emitting diodes are arranged on the light source setting part. In the light bar structure provided by the invention, by changing the positions of the electrical connecting terminals, the width or the thickness of the light bar structure can be flexibly adjusted, and therefore demands of narrow-edge backlight module can be better satisfied.

The invention discloses a drip irrigation belt shallow-buried device with an automatic locking function. The drip irrigation belt shallow-buried device with the automatic locking function comprises adrip irrigation belt conveying mechanism, and a hydraulic braking mechanism. A drip irrigation belt rolling plate in the drip irrigation belt conveying mechanism is rotatably installed on a support base and winded by a drip irrigation belt. The drip irrigation belt rolling plate is provided with the hydraulic braking mechanism. Along a conveying route of the drip irrigation belt, a wheel frame below the support base is successively provided with a guide sleeve corresponding to the drip irrigation belt rolling plate, a fixed pulley corresponding to the guide sleeve and a moveable pulley which is positioned above the inner side of the fixed pulley and can be upwards and downwards moved, and a drip irrigation belt press wheel which is positioned below the moveable pulley and installed at therear side of a furrow opener. The drip irrigation belt shallow-buried device is capable of stopping the rotated conveying of the drip irrigation belt rolling plate in time in an emergency shutdown process, and effectively preventing the winding and congestion of the drip irrigation belt; realizing single independent profiling depth limit, flexibly adjusting the burying depth and the laying width of the drip irrigation belt, and guaranteeing the consistent laying depth of the drip irrigation belt; and simultaneously laying the multiple drip irrigation belts, high in working efficiency, and goodin laying effect.

The invention relates to a special-shaped multi-dimensional phase change radiator, and belongs to the technical field of radiators. The special-shaped multi-dimensional phase change radiator comprisesa base plate and fins, wherein at least two groups of fins are vertically fixed on the base plate, straight grooves are formed between the adjacent groups of fins, and the fins are not arranged at the grooves; an included angle is formed between each fin and each groove, and the included angle is an acute angle; and a first cavity is formed in the base plate, a second cavity is formed in each fin, the first cavity communicates with the second cavities, and a phase change working medium is stored in the first cavity and the second cavities. According to the special-shaped multi-dimensional phase change radiator, the problems that an existing natural convection radiator is very non-uniform in heat distribution in a natural convection application, the high-temperature area is mainly concentrated in the upper and middle part of the base plate, the heat exchange efficiency of the fins is not high, and the temperature difference is large are solved.

The invention discloses a gripper structure of an automatic loading-unloading robot for part processing. The gripper structure can solve problems that clamping is not firm and parts can fall off easily due to irregular shapes of the parts when an existing robot gripper structure is used to grip the parts with the irregular shapes for loading and unloading during use of the existing robot gripper structure because the parts of different types have different sizes and shapes, the parts have diversified types, and a lot of the parts have the irregular shapes; and a part of gripper arms can get broken and damaged during gripping due to partial protrusion of the parts with the irregular shapes can be solved. The gripper structure comprises a top frame and a top base firmly installed on the topof the top frame, wherein four big grippers are installed on the bottom of the top frame; a power source is firmly installed on the top of the top base; a PLC is firmly installed on the top of the power source; lateral slide grooves are formed in inner walls of two sides of the top frame; and a bottom slide groove is formed in the outer wall of the bottom of the top frame.

The invention provides a width-adjustable combined storage box, comprising a large storage box. The large storage box is internally provided with at least one first storage box, at least one second storage box, and at least one third storage box, wherein the first storage box is provided with an opening side, and the second storage box is accommodated in the first storage box to form a telescopicstorage box, and the second storage box can movably stretch out of the opening side of the first storage box; a gap is formed between the telescopic storage box and the third storage box when the telescopic storage box is closed, and the telescopic storage box and the third storage box are telescopically combined to fit the internal width of the large storage box. Therefore, the combined storage box has adjustable width, thereby facilitating the flexible use of users according to different needs.

The invention provides a cigarette filter stick packaging paper tape center line glue coating device and a method. The device comprises a glue supply mechanism, a packaging paper tape supply mechanism and a gluing mechanism, and is characterized in that the gluing mechanism comprises a first mold, a second mold and a power mechanism for driving the first mold and the second mold to synchronously swing, wherein the the working surface of the first mold is a horizontal plane, and a glue inlet groove with a glue inlet, a glue storage groove and glue outlet grooves with glue outlets are formed in the working surface; the working surface of the second mold is a horizontal plane; the first mold and the second mold are tightly connected into a whole through the opposite working surfaces, and the glue inlet groove with the glue inlet, the glue storage groove and the glue outlet grooves with the glue outlets in the first mold form glue supply channels which communicate with one another; and the first mold and the second mold which are tightly connected into a whole are connected with a power machine through a mounting mechanism, and the power machine drives the first mold and the second mold which are tightly connected into a whole to synchronously swing at a set angle. The gluing thickness is uniform, pollution to equipment is avoided, the packaging paper tape is unobstructed, and the gluing mechanism is kept clean and moist.

The invention discloses a gripper structure of an automatic loading-unloading robot for part processing. The gripper structure can solve problems that clamping is not firm and parts can fall off easily due to irregular shapes of the parts when an existing robot gripper structure is used to grip the parts with the irregular shapes for loading and unloading during use of the existing robot gripper structure because the parts of different types have different sizes and shapes, the parts have diversified types, and a lot of the parts have the irregular shapes; and a part of gripper arms can get broken and damaged during gripping due to partial protrusion of the parts with the irregular shapes can be solved. The gripper structure comprises a top frame and a top base firmly installed on the topof the top frame, wherein four big grippers are installed on the bottom of the top frame; a power source is firmly installed on the top of the top base; a PLC is firmly installed on the top of the power source; lateral slide grooves are formed in inner walls of two sides of the top frame; and a bottom slide groove is formed in the outer wall of the bottom of the top frame.

The invention discloses a badminton aided training device for sports. The device comprises two mounting cylinders, the two mounting cylinders are vertically arranged, winding shafts are arranged in the two mounting cylinders, a ball net is arranged between the two mounting cylinders, strip-shaped grooves are formed in the opposite side walls of the two mounting cylinders, the two ends of the ball net penetrate through the strip-shaped grooves and are wound around the two winding shafts respectively, limiting pieces for fixing the winding shafts are arranged on the side walls of the mounting cylinders, lifting rods are fixedly connected to the lower ends of the two mounting cylinders, the lower ends of the lifting rods are slidably sleeved with vertical cylinders, fixing mechanisms used for fixing the lifting rods are arranged on the side walls, close to the upper ends, of the vertical cylinders; and the lower ends of the vertical cylinders are fixedly connected with bases. The training device can effectively train ball serving; the height and width of the device can be flexibly adjusted according to actual training requirements, so that a better training effect is obtained; and meanwhile, the device is convenient to transfer and stable to place.

The invention discloses a ceramic substrate ultrasonic cleaning device comprising an ultrasonic cleaning machine and a cleaning frame arranged in the ultrasonic cleaning machine. The cleaning frame comprises a frame body and a first inserting groove and a second inserting groove which are used for accommodating substrates and which are arranged on the frame body; the frame body is further provided with a sliding rod allowing the second inserting groove to slide. The device has the advantages that owing to the special internal design, the width of the inserting groove can be adjusted flexibly, the device is adaptive to ceramic substrate with various sizes and specifications, the generality is high, the ceramic contact area is decreased, and the better cleaning effect can be achieved; owing to the vertical inserting groove structure, the surface can be dried rapidly after the ceramic substrate is cleaned, and the producing efficiency can be improved.

The invention discloses a commercial vehicle frame assembly. The assembly comprises left and right longitudinal beams, the left and right longitudinal beams have U-shaped sections, openings are formedinwards, the left and right longitudinal beams are connected and integrated by a plurality of cross beams, left and right outer flanging beams extending to the front ends of the left and right longitudinal beams are fixed on the outer sides of the front end belly surfaces of the left and right longitudinal beams, and the two ends of a first cross beam assembly are respectively installed at the lower portions of the front ends of the left and right outer flanging beams; the cross sections of the left and right outer flanging beams are of U-shaped structures, openings are outwards formed, the left and right outer flanging beams are fixedly connected to the outer sides of the belly surfaces of the left and right longitudinal beams back to back, a cavity between the outer sides of the belly surfaces of the left and right outer flanging beams forms a heat dissipation device compartment, and the first cross beam assembly is connected to the lower aerofoil and the outer sides of the belly surfaces of the left and right outer flanging beams by mounting brackets at both ends. The assembly increases the design space of a heat dissipation device in the Y direction by widening the width of the vehicle frame heat dissipation device compartment without greatly increasing the cost so that the vehicle frame can be matched with an engine with more horsepower of a vehicle type of the same class.

The invention discloses a method for realizing ultra-fine package lead based on photolithography and electroplating. The method comprises a step of coating a surface of a substrate with the fixation of a chip and metal pads with a layer of dry film photoresist, a step of carrying out photolithography and development and showing through holes in a dry film on the chip and the metal pads, a step ofpreparing a seed layer on a formed surface, a step of coating the surface of the seed layer with a layer of dry film photoresist, a step of carrying out photolithography and development again such that the through holes on the metal pads and the seed layer under a lead between the through holes are exposed, a step of plating the surface of the exposed seed layer with a layer of copper and forminga lead between the metal pads, and a step of removing the dry film photoresist and the seed layer as sacrificial layers and finally forming a floating lead interconnect structure. According to the method, wire bonding is replaced by the photolithography and electroplating process, the connection between the chip and the substrate pads is achieved, the size of the lead is not restricted by a traditional wire bonding process, and so the feature size of the lead can be further reduced to the precision of photolithography.

The invention relates to the technical field of profiles, in particular to an L-shaped edge-sealing aluminum profile, comprising an edge-sealing aluminum profile component and a side plate, and the edge-sealing aluminum profile component includes a first aluminum profile plate body and a second aluminum profile plate body, And the first aluminum profile board body and the second aluminum profile board body are connected by elastic connecting pieces and pulling pieces, and the side plate is fixedly installed on the side of the first aluminum profile board body away from the second aluminum profile board body and is connected with the first aluminum profile board body. The profile plate body is integrally formed, and the side plate and the first aluminum profile plate body form an L-shaped structure. The side plate is installed with a pressing mechanism for improving the installation stability of the L-shaped edge-sealing aluminum profile. The distance between the profile plate body and the second aluminum profile body can be fine-tuned, so that the width of the edge-sealed aluminum profile assembly can be flexibly adjusted, and when the first aluminum profile body or the second aluminum profile body is impacted, the pressure The rubber block can absorb part of the impact force, thereby reducing the amplitude of the entire edge banding aluminum profile assembly.

The invention discloses a diffraction experiment device and an experiment method thereof, and belongs to the field of experiment instruments. The diffraction experiment device comprises a fixed trackand a movable track which are connected in a telescopic fit mode, and a light source assembly, a baffle assembly and an optical screen assembly which are in sliding fit with the tracks are sequentially arranged on the fixed track and the movable track. The baffle assembly comprises a second bottom plate, first baffles are arranged on the two sides of the second bottom plate in a sliding fit mode,a top plate is connected to the tops of the first baffles on the two sides, and the width of the gap between the first baffles on the two sides is adjustable. According to the diffraction experiment device and the experiment method thereof, the defects that in the prior art, diffraction experiment instruments are inconvenient to use and single in experiment condition are overcome, the defect thatthe experiment distance and the experiment condition are lost can be overcome when the experiment device is used for an experiment, and the experiment process is convenient to use.