289results about How to "Achieve interchange" patented technology

The invention provides an information search process for a business network based on a decimal network architecture and an internet of things based on IPV4 network architecture, as well as an information exchange search process for the business network and the internet of things based on IPV4 / IPV6 protocol and business network-applied IPV9 fully digital address. Information exchange and sharing as well as the transparent management on commodities and things are realized through interconnected computers and wireless or data communication network. The business network is applicable to an electronic label, one or two dimension bar code or other carrier codes to search information on decimal network or the internet interconnected with the decimal network through. In the information search from the internet of things, a standard identification code is converted into CN domain name through regular expression, thus being capable of realizing compatibility with the coding standard of any thing; and a business network-applied IPV9 router directly exchanges electronic codes for the domain name, has the dual functions of routing and analysis and can reduce cost as well as intermediate link.

The invention discloses an automatic detecting method and system for the fabric waterproof performance. The imaging head is installed on the top of the YG813 fabric water device test table and the axis is vertical to the test table plane; the signal is connected to the corresponding computer interface. The water-touch test system does the water touching test on the fabric, then the image collecting system gets the fabric wet track image. After treating the track image, the detection software pick the detection field and fabric wet track field to compute the wet ratio which is the ration of fabric wet area and the detection field area. It gets the relational curve between the wet ratio and the AATCC22 standard grade, the cent value and the critical value between each grade to reach the grade automatically by computer. The invention can detect the fabric waterproof quickly, accurately with low cost and high quality; also it can change in many standards to appraise the fabric waterproof impersonally.

The present invention relates to an electronic business card system, including an electronic business card management system, a WEB server, a WAP server and / or a short message server. Users log into the electronic business card management system by applying individual electronic business card space addresses or according to individual electronic business card space addresses. The electronic business card management system includes: a business card edit module, a business card search module, a business card refresh module, an on-line interchange module, an information management module, a grouping management module, and a business card library. The present invention can reduce the workload that the exchanged paper business cards still need to be converted into electronic information for storage; and further provides convenient and safe functions such as classification, preservation, management and fuzzy searching of the business card resources; the electronic business cards can provide various individuation business card designs for users, and can display by grouping; the present invention can realize uploading and downloading of business card information by various ways such as short messages, WEB and WAP, and realize interchange of business cards according to the set business card interchange conditions.

The invention relates to a method and a system for generating, storing and managing graphical data and structured data among multiple users. The generation and storage method comprises the following steps of: setting two or more kinds of name card graphical templates in intelligent mobile equipment; selecting a template according to the requirement of a user, inputting personal information into a personal information display part, and selecting a graph stored in the intelligent mobile equipment as a logo in an enterprise logo part by the user; generating an electronic name card for the user, storing the electronic name card in an embedded database of the intelligent mobile equipment in the form of the structured data and the graphical data, generating index values which correspond to the structured data and the graphical data one to one, and storing the index values; and uploading information in the electronic name card to a storage server to make information in the intelligent mobile equipment and the information in the storage server synchronized. By the method, the name card and multiple kinds of information are digitally stored, so that paper resources are saved, and contact information can be conveniently searched according to the generated structured data.

The invention discloses a steel wire rope transmitting linear telescopic mechanism for a minimally-invasive surgery robot. The steel wire rope transmitting linear telescopic mechanism mainly comprises a driving system, a steel wire rope transmitting device and a tail end actuating mechanism. The driving system is composed of a rear servo motor, a speed reducer and a coupler, wherein the output shaft of the speed reducer is connected with a ball spline shaft through the coupler to transmit movement to the steel wire rope transmitting system. The steel wire rope transmitting system is composed of a steel wire rope, a ball spline, a spline screw barrel, a guide shaft and a guide wheel. The mutual conversion between the circumferential motion and the linear motion of the steel wire rope is achieved, and the self linear motion direction change of the steel wire rope is obtained. The tail end actuating mechanism is fixed to a telescopic supporting rod, a linear guide rail is arranged on the telescopic supporting rod, the tail end actuating mechanism is connected with the steel wire rope through a fixing screw device, and the linear motion of the steel wire rope can be transmitted to the tail end actuating mechanism. The steel wire rope is arranged in a closed loop mode. The linear telescopic mechanism has the advantages of being small in occupancy, simple in structure, accurate in control, free of hysteresis error and high in transmitting efficiency.

The invention provides a method for completing high-precision machining of a valve body hole series on a machine tool of a machining center. The method comprises the following steps: milling is firstly completed; then a valve body is clamped on the machine tool of the machining center; after the valve body is drilled, expanded, bored and reamed, a rough honing knife, a semi-microhoning knife and a microhoning knife are mounted on the machine tool of the machining center; and vertical honing is completed through once clamping. The method has the advantages that a vertical honing machine is cancelled, and vertical honing is completed on the machining center, so the steps of drilling, expansion, boring, reaming and vertical honing can be completed only through once clamping; since the valve body only needs to be positioned once, the machining precision is greatly improved, the machining time is reduced at the same time, the input cost of equipment is lowered, the production efficiency is improved, the valve hole machining precision is improved by multiple grades, and the valve body is matched with a valve core and can be completely interchanged with the valve core.

The invention discloses a testing system for a double-fed motor and a testing method thereof. The system disclosed by the invention comprises a generator unit, a motor unit and a system starting unit, wherein the generator unit comprises a motor A and a double-fed frequency converter A; the motor unit comprises a motor B and a double-fed frequency converter B; the system starting unit comprises astator short circuit contactor A and a stator short circuit contactor B; and the motor A and the motor B are double-fed motors of the same specification and model and are in rigid connection through a coupling. The method disclosed by the invention comprises a stator short circuit rotor frequency conversion operating mode and a double-fed operating mode. In the invention, the short circuit is carried out on a stator assisting to test the motors, and a rotor is controlled by the double-fed frequency converters, thereby realizing the self-starting of a towing system. According to the invention,the problems that the speed regulation range is narrow and the double-fed motors cannot be started in the double-fed operating because of the limit of the rotor output voltage of the double-fed motors are solved; and the starting and low-speed operating of the system are realized by changing the control method of the double-fed motors, and the test cost is greatly saved.

The invention relates to an upper limb external skeleton robot based on a wheelchair. The upper limb external-skeleton-type rehabilitation robot is fixed to the back of a seat of the movable intelligent wheelchair through a back support and a lifting platform, mechanical arms of the upper limb external-skeleton-type rehabilitation robot can rotate through rotation of the back support, interchangeof rehabilitation training of the left and right hands is achieved, and the heights of the mechanical arms of the upper limb external-skeleton-type rehabilitation robot can be adjusted by adjusting the lifting platform; the degree of freedom of the mechanical arms of the upper limb external-skeleton-type rehabilitation robot is achieved by the shoulder joints, the elbow joints and the wrist joints, the shoulder joints, the elbow joints and the wrist joints are connected through connection rods, and bandages for fixing the affected limbs are arranged on the mechanical arms. According to the robot, the mechanical arms of the upper limb rehabilitation robot are innovatively arranged on the intelligent wheelchair, and the constraints are removed that a traditional large-size rehabilitation robot is too large in size and too heavy, and patients need to go to a designated plate to receive rehabilitation training.

The invention discloses a precision isothermal forging combined die for complex aerospace die forged pieces, which comprises an upper die and a lower die, wherein the upper die comprises an upper die seat (1), an upper die inner sleeve (2) and an upper die insert block (3); and the lower die comprises a side surface insert block pressure plate (4), a side surface insert block (5), a bottom surface insert block (6), a first ejector rod (7), a second ejector rod (18), a lower die inner sleeve (8), an ejector rod tray (9) and a lower die seat (10). The upper die insert block (3) constitutes the die surface of the upper die; and the side surface insert block (5), the bottom surface insert block (6) and the lower die inner sleeve (8) constitute the die surface of the lower die together. The invention provides the combined die, which can realize complete filling, smooth streamline, no folding, easiness in die release and strong universality for aerospace type complex members, such as aerospace joint type parts.

The aluminum alloy continuous casting gas film crystallizer of aluminum alloy has ring lubricating oil cavity and ring gas cavity formed with graphite ring and water cooled copper jacket in special structure and communicated separately with the lubricating oil pipe and gas tube, so that homogeneous ring oil-gas film is formed on the inner surface of the graphite ring under the action of outer pressure. The graphite ring and the water cooled copper jacket are interference fitted and sealed with high temperature sealing adhesive and sealing rings. One separated circular water cooled jacket is introduced to cool the crystallizer. The crystallizer of the present invention has simple structure, convenient installation, low maintenance cost, and easy replacement of the graphite ring.

The invention discloses a rotary lamp cap, which comprises a shell, a motor stator, a rotary shaft, a motor rotor, a lamp shade bracket and a speed-reducing transmission system, wherein the shell has a first longitudinal end and a second longitudinal end; the first longitudinal end has an opening; the motor stator is arranged around the surface of the inner circumference of the shell; the rotary shaft is positioned in the shell and rotates relative to the shell; a cavity which is communicated with the opening of the first longitudinal end of the shell is formed in the rotary shaft; the motor rotor is fixed on the rotary shaft and coaxial with the motor stator; the lamp shade bracket rotates relative to the shell and stretches out of the shell; and the speed-reducing transmission system is positioned in the shell and connected with the rotary shaft and the lamp shade bracket respectively. Because the modular rotary lamp cap is small in size and compact in structure and can be completely matched with lamp caps and lamp shades of any standardized form, the rotary lamp cap can completely become a universal substitute for the lamp cap which is arranged on an ordinary lamp.

The invention discloses a method and bus management device for configuring MVB networks and relays. The method comprises the steps of receiving a network configuration signal from a control console switching device, disconnecting the vehicle-level MVB networks to isolate all the vehicle-level MVB networks from one another, detecting target vehicles needing network configuration according to the network configuration signal, and connecting the MVB networks of the target vehicles so as to carry out network configuration on network devices in the target vehicles. The bus management device comprises a configuration switching interface unit, a vehicle switching interface unit, an MVB communication unit and a central processing unit, wherein the central processing unit switches off the relays in the target vehicles through the vehicle switching interface unit to be connected with the MVB communication unit and the MVB networks of the target vehicles so as to carry out network configuration on the network devices in the target vehicles.

The invention relates to an electric wheelchair with an obstacle crossing function. The electric wheelchair comprises a chassis, an ejecting mechanism and a foldable seat. The ejecting mechanism is used for adjusting the center-of-gravity position of the foldable seat. The foldable seat is detachably installed on the chassis, and one end of the foldable seat is equipped with a stretching-out supporting wheel assembly used as a first supporting wheel of the wheelchair. The chassis comprises a driving wheel assembly, a box, a second stretching-out mechanism, a third stretching-out mechanism anda supporting wheel assembly, the second stretching-out mechanism is installed at one end of the box, and the third stretching-out mechanism is installed at the other end of the box. The electric wheelchair has the beneficial effects that an alternate three wheel group structure is composed of the stretching-out supporting wheel assembly, the driving wheel assembly and the supporting wheel assembly, when a user, especially the disabled having difficulties on the lower body, crosses an obstacle, and the center of gravity of the user does not change, namely, the user is prevented from going up and down. After the user crosses the obstacle or completes up and down stairs, the center of gravity of the wheelchair goes up and down, and the whole obstacle crossing and up and down stairs movement is completed.

A sphere-wheel compound transformable mobile robot comprises a spherical shell, a framework in the spherical shell, a sphere driving device, a spherical shell expansion transforming device and a wheel-type driving device. The sphere driving device, the spherical shell expansion transforming device and the wheel-type driving device are arranged on the framework in the spherical shell. The spherical shell is formed by a plurality of flat radial elastic materials, two ends of the elastic material are fixed on the framework in the spherical shell, and the bending transformation of the elastic materials of the spherical shell is realized by the spherical shell expansion transforming device, so that the role shifting between the spherical and wheel-type robots is realized. When the spherical shell is in the state of sphere or similar sphere, the mobile robot moves through the rolling of the sphere; when the spherical shell is in the state of cylinder or similar cylinder, the robot moves through wheel-type driving. The characteristics of the spherical robot and the wheel-type robot are mixed in the sphere-wheel compound transformable robot, and the robot has different movement models and good movement characteristics and can adapt to different road conditions, so that the robot has wide application prospect.

The invention relates to a measuring method for the rotor suspension center of a magnetic suspension molecular pump. The method comprises the following steps of: controlling a rotor of the magnetic suspension molecular pump to rotate to a relatively high preset rotating speed by using a magnetic suspension molecular pump controller; adjusting and determining a proper rotor suspension center according to the situation whether current of each magnetic pole of a magnetic bearing is equal; and recording the acquired rotor suspension center position in a storage medium. By adopting the measuring method provided by the invention, a proper rotor suspension center can be found automatically, stable work of the magnetic suspension molecular pump is ensured, and exchange of the magnetic suspension molecular pump and the controller can be realized.

The invention provides a meeting room divisional-lighting control method, device and system based on a wireless networking technology. Lighting devices are divided into at least one group according toareas, and each group of lighting devices has an independent lighting device group number. The meeting room divisional-lighting control method comprises the steps that at least one working mode and corresponding lighting device group numbers are preset for a control panel, and working tables corresponding to the working modes and the lighting device group numbers in a one-to-one mode are generated and stored in the control panel; the control panel queries the working tables stored on the side of the control panel according the demand of a user to determine the lighting devices needing to be called by the user, and the lighting device group numbers corresponding to the lighting devices are obtained; the control panel broadcasts wireless control commands carrying the lighting device group numbers corresponding to the lighting devices needing to be called through a wireless ad hoc network among wireless control modules, the lighting devices receive and forward the wireless control commands and executes corresponding operations according to the wireless control commands, the meeting room use efficiency is improved, and switching management work is decreased.

An outer gap throttling chamber inner hole type scavenge oil hydrostatic bearing comprises a conical bearing body, wherein, the inner surface of the bearing body is evenly distributed with four oil carrying chambers along the circle, the cone of the bearing body is provided with a corresponding taper sleeve, the rear end of the cone is provided with a locknut, the outer conical surface of the cone is provided with two annular grooves, a throttling annular space communicated with the two annular grooves is arranged between the outer conical surface of the two annular grooves and the corresponding inner surface of the taper sleeve, the inner surface of the taper sleeve is provided with two annular grooves corresponding to and communicated with the two annular grooves of the outer conical surface, the inner surface of the taper sleeve is provided with four oil sinks which are distributed evenly along the circle and are communicated with the two annular grooves on the inner surface, the four oil carrying chambers on the inner surface of the bearing body are respectively communicated with the throttling annular space through corresponding oil return holes, and the bearing body is inside provided with an oil intake channel communicated with the annular groove. The invention is of simple structure and easy manufacture. The rigidity of oil film is increased to the greatest extent under the precondition of economy and reasonability; therefore, the work of bearing is stable and reliable and the performance of bearing is good.

The invention aims at providing a high-yield and high-efficiency planting method for conducting wide-width interplanting on summer corn and summer peanuts. By the adoption of the method, fertilizer input and pesticide input are reduced, the land utilization rate is improved and the oil-plant production increase is achieved on the premise that food security is ensured. The method includes the following steps that field blocks are selected; pre-sowing preparation is carried out, wherein after wheat harvest and before ploughing, a high-quality decomposed organic fertilizer of which the dosage is 2000-3000 kilograms per mu is applied, a composite fertilizer containing 15 kilograms of nitrogen fertilizer, 15 kilograms of phosphate fertilizer and 15 kilograms of potassium fertilizer is applied, the dosage of the composite fertilizer is 50 kilograms per mu, after the ploughing, rotary tillage is conducted on over 30 centimeters of soil, harrowing and levelling are conducted along with the tillage, straw, stones and other sundries are removed, and the purposes that the field is flat, the soil is fine and the fertilizers are applied evenly; sowing is conducted, wherein after the sowing, with the addition of four kilograms of water, 50% carbendazim wettable powder of which the dosage is 0.3-0.5% of the seed weight and 50% phoxim of which the dosage is 0.2% of the seed weight are adopted to sprinkle peanut seeds, and airing is carried out; after the wheat harvest, harrows are rapidly made and early sowing is conducted, wherein the early sowing is completed before June 20th; peanut seeds are sowed; corn seeds are sowed; interplanting field management is carried out.

The invention relates to an oil tank and a gas tank fire control cooling valve which belong to the field of cooling fire control automatic control equipment, and are characterized in that a cylindrical water outlet is arranged in the valve body; the upper end of the water outlet is provided with a diaphragm piston; through a filled pad, a piston column presses a magnetic cylinder in a valve core sleeve to form a valve core; the outer surface of the valve core sleeve is sleeved with a magnetic ring sleeve; in the magnetic ring sleeve, an upper magnetic ring cover and a lower magnetic ring cover install a magnetic ring component in the magnetic ring sleeve by thread; and the magnetic ring sleeve can slide in the valve core sleeve up and down. The invention can be automatically opened or closed according to the changes to the surface temperature of the oil tank and the gas tank, and achieves the purpose of cooling the oil tank and the gas tank.

The invention relates to a modularized counting machine which comprises a bank note feeding module, a detecting module, a middle cabin module and a bottom cabin module, wherein the detecting module is continuously connected with the rear part of the bank note feeding module; the middle cabin module is continuously connected with the rear part of the detecting module; the bottom cabin module serves as a supporter of the modularized counting machine; a connected bank note channel for conveying the bank note is arranged among the bank note feeding module, the detecting module, the middle cabin module and the bottom cabin module; the bank note feeding module, the detecting module and the middle cabin module are fixedly connected with each other through a first connecting element and a second connecting element; a third central shaft is arranged at one end of the middle cabin module; the middle cabin module is hinged with the bottom cabin module through the third central shaft; and a main motor used for driving the modularized counting machine to run is mounted on the bottom cabin module. The modularized counting machine provided by the invention is simple in structure and is easily assembled and maintained.

The invention relates to an unpowered bogie for a 100-percent low-floor light rail vehicle. The unpowered bogie is characterized in that a primary spring mounting seat and a secondary spring mounting seat of a side beam structure are of a composite integrated structure; a secondary transverse and vertical shock absorber compound mounting base is welded at the end part of a side beam; a brake hoisting seat, a gearbox hoisting seat and a magnetic rail stopping and blocking seat are welded on the outer side of the side beam; an elastic wheel set which adopts a rigid straight shaft and has a diameter phi of 500-600 is adopted, and two elastic wheels are assembled with a vehicle axle together through interference fit; vertical shock absorbers and transverse shock absorbers are arranged at four corners of the bogie. The unpowered bogie has the advantages that through the design of a novel high-strength and high-reliability framework structure, the bearing capacity of the whole bogie is improved, and meanwhile, the structure is compact, and the maintenance is simple and easy; through a novel wheel set and axle box device structure, the wear speed of a tread is improved, and the service lives of the wheels are prolonged; meanwhile, through the newly-designed unpowered bogie, the interchange with a power bogie is realized to a maximum extent. The unpowered bogie comprises wheels, wheel axles, an axle box and other key parts, and greater convenience is provided for repair and maintenance.

The invention discloses a method for implementing an alternating current-direct current (AC-DC) general solid state power controller and the AC-DC general solid state power controller. Two direct current solid state power controllers are connected back to back in a reverse series mode; the power input end of one direct current solid state power controller serves as the power input end of the AC-DC general solid state power controller and is connected with a direct current power supply or an alternating current power supply, and the power output end of the direct current solid state power controller is connected with the power output end of the other direct current solid state power controller; and the power input end of the other direct current solid state power controller serves as the power output end of the AC-DC general solid state power controller and is connected to a direct current power supply reference ground or an alternating current power supply reference ground through a load. By the invention, the direct current solid state power controller and an alternating current solid state power controller can be generally used and interchanged, and research and development cost and maintenance cost can be lowered. The AC-DC general solid state power controller has a reverse blocking function, effectively suppresses magnetizing inrush current with an alternating current transformer load and is suitable for an alternating current power supply system with an optional frequency.

The invention relates to the technical field of intelligence robots, in particular to an artificial intelligence robot. A robot body is provided with a main control module, a monitoring module, a man-machine interaction module, a communication module, an expression module and a movement control module; the monitoring module comprises ultrasonic sensors and a depth camera; the ultrasonic sensors are arranged on the surfaces of the robot body; the man-machine interaction module comprises a posture and face recognition system, a speech recognition system, an identity card module, a high-definition display touch screen, a fingerprint identifier, a loudspeaker, a status indicator lamp and a sound pickup; and the communication module comprises a WIFI network transmit-receive device and a controlcircuit thereof, an I / O expansion interface, a USB interface, an RJ45 and a serial interface. When the artificial intelligence robot is used, the robot of the structure achieves man-machine interfaceexchange, monitors the road situations through a laser radar, the ultrasonic sensors and the depth camera in real time, and achieves the automatic emergency obstacle avoidance function.

The invention discloses a multifunctional cutting machine. The machine comprises a rack, wherein an unwinding module is arranged at the front end of the rack; a winding module is arranged at the back end of the rack; a knife rest mounting port is further formed in the middle of the rack; a mechanical circular knife rest or an automatic row knife rest is detachably mounted at the knife rest mounting port; materials on the unwinding module are cut by circular knives on the mechanical circular knife rest or row knives on the automatic row knife rest into small materials, and then the small materials are wound by multiple winding rollers on the winding module. The machine has the advantage that the mechanical circular knives and the automatic row knives can be switched.

The invention discloses a negotiation method and system for a secret key of a secure channel. The authentication server generates a first random number and a corresponding first temporary public key,sends the first temporary public key to a first terminal which is mutually trusted with the authentication server, and sends the first random number to a second terminal which is mutually trusted withthe authentication server, the first terminal is data security equipment, and the second terminal is non-data security equipment. The first terminal generates a second random number and a corresponding second temporary public key, and sends the second temporary public key to the second terminal through the authentication server. The first terminal and the second terminal negotiate secret keys ofsecure channels between the first terminal and the second terminal according to respective random numbers and temporary public keys. The first terminal and the second terminal negotiate together to obtain the key for realizing the high-reliability data security channel between the first terminal and the second terminal, so that the security of communication between the first terminal (such as a payment terminal) and the second terminal (such as a mobile terminal) is improved.

The invention relates to a corrugating machine capable of quickly changing rolls, belonging to the technical field of machine packaging. The corrugating machine of the invention comprises a rack provided with a compression roller mechanism and a sizing mechanism; the rack is provided with at least two pin roller structures and devices, wherein the pin roller structures can press corrugated paper of different corrugated shapes, and the devices are used for respectively moving the pin roller structures to the working position. Due to the adoption of the structure, the invention can finish exchanging corrugated rollers of different corrugated shapes in five minutes without manual disassembly, and can finish the task by the simple operation of a touch screen on an operation table of a PLC control system; thus, the corrugating machine of the invention is a necessary device which can effectively improve full line efficiency under the environment of corrugated paper boards with small batch and various specifications.

The invention discloses a clutch slave cylinder for hybrid electric vehicles, which comprises a main cylinder body and a booster cylinder body coaxially connected with the same. A booster cylinder piston is arranged in the booster cylinder body, and a main cylinder piston connected with the booster cylinder piston is arranged in the main cylinder body. The clutch slave cylinder is further provided with a booster air pressure inlet, a booster air channel, a control valve, a control air pressure inlet, a control air channel and a reversing valve. The booster air pressure inlet is communicated with the booster cylinder body through the booster air channel, the control valve controls on and off of the booster air pressure inlet and the booster air channel, the control air pressure inlet is communicated with the booster cylinder body through the control air channel, and the reversing valve is connected between the booster air channel and the control air channel. Besides, the reversing valve comprises a valve passage running through vertically, the booster air channel is communicated with the control air channel by the valve passage, and a reversing spool controlled by air pressure is arranged in the valve passage. With the clutch slave cylinder, switching between the hydraulic and air pressure hybrid drive mode and the pure air pressure drive mode of vehicles can be realized in a quick and labor-saving manner, work efficiency is increased, and running reliability of the vehicles is improved.

The invention relates to a flexible hand functional rehabilitation training device. The device comprises a double-shaft output speed reducer, a pair of first-stage synchronous belt drive mechanisms symmetrically arranged on the two sides of the speed reducer and in drive connection with the speed reducer, second-stage planet synchronous belt drive mechanisms in drive connection with the first-stage synchronous belt drive mechanisms, an adaptive adjusting bracket in drive connection with the second-stage planet synchronous belt drive mechanisms through gear sets, and finger flexible drive modules arranged on the adaptive adjusting bracket. Compared with the prior art, the overall structure is compact, the problems that hand rehabilitation of a stroke patient is difficult, and hand training can be carried out only by depending on professional doctors can be effectively solved, the current situation that existing hand rehabilitation equipment is poor in adaptability is broken through, left and right interchange can be achieved, rapid adjustment of the lengths of modules and the intervals between the modules is driven, and independent motion of thumb metacarpophalangeal joints, four-finger metacarpophalangeal joints and proximal interphalangeal joints under a lightweight structure can be achieved.

The invention discloses a full-automatic rewinding machine capable of continuously producing a paper scroll with / without a core without halt. The full-automatic rewinding machine comprises a first coiling roller, a second coiling roller, a coiling pressing roller, a paper conveying pressing roller and a paper tube supply mechanism parallel to one another, wherein the upper roller surfaces of the first coiling roller and the second coiling roller are in lap joint through bidirectional lap joint coiling assisting plates; descending forks are formed in the bidirectional lap joint coiling assisting plates; the forks are positioned in a gap between the first coiling roller and the second coiling roller; and annular grooves which can accommodate corresponding lap covering sides of the bidirectional lap joint coiling assisting plates are formed in the roller surfaces of the first coiling roller and the second coiling roller. By adopting the scheme, a piece of body paper penetrates through the gap between the first coiling roller and the paper conveying pressing roller, is adhered to the upper roller surface of the first coiling roller, arrives at the forks of the bidirectional lap joint coiling assisting plates along with the rotation of the first coiling roller, and is subjected to kneading and coiling so as to form a paper scroll without a core, or is subjected to rewinding so as to form a paper scroll with a core in a mode that the paper tube supply mechanism supplies a paper tube to the forks; and after the rewinding, the finished paper scroll is discharged from a paper scroll outlet formed between the upper roller surface of the second coiling roller and the coiling pressing roller.

The invention discloses an intelligent flow automatic control instrument, which integrates an intelligent controller, an electric actuating mechanism, a flow transmitter, a flow regulating valve, a pressure transmitter, a valve body and a communication technology and has functions of self-inspection and self-diagnosis. The intelligent flow automatic control instrument compares a flow set value with a flow value detected by the flow transmitter, opens the flow regulating valve when the detected flow value is inconsistent with the set value, and automatically regulates the flow to the set value. The intelligent flow automatic control instrument is particularly suitable for automatic control in industries with strict requirements on flow such as oil field, chemical industry, water treatment and mining. The intelligent flow automatic control instrument can realize interconnection and intercommunication of instruments and equipment, reduces the labor intensity, and improves the automation level and the intelligentization level of application fields.