514 results about "Chain device" patented technology

The invention provides a conveying and positioning device and method used for an automatic potted seedling transplanter. A conveying platform is fixedly mounted on a conveying rack, a seedling tray conveying guide device is mounted on the conveying platform, seedling supplying and planting trays are placed among conveying guide rails on the conveying platform, horizontal conveying chain devices are mounted on two sides of the conveying rack, a plurality of potted tray pushing plates are mounted on each horizontal conveying chain, and a transmission chain device is mounted on the outer side of the conveying platform. When a servo motor drives a transmission chain to rotate by one cycle, the potted tray pushing plates on the horizontal conveying chains move for a certain distance along with the transmission chain to realize positioning and conveying of the seedling supplying and planting trays. Adjusting devices used for adjusting transverse positions of the potted trays are mounted on two sides of the conveying rack, and the adjusting devices execute seedling tray transverse position adjusting instructions given by a transplanting control center to realize transverse accurate positioning of the seedling supplying and planting trays. The conveying and positioning device is high in accuracy and good in stability and reliability, damage to potted tray seedling pots can be reduced, and transplanting efficiency of potted tray seedlings can be improved.

Embodiments of the disclosure relate to a block chain unicast/multicast network, a block chain device and a communication method thereof in a mobile broadband network. A method executed at a block multicast node of a block chain network includes obtaining and validating new block information. The method further includes steps of generating different types of block multicast messages in response to the validated new block information and on the basis of the type of the block node in a multicast area and the new block information, and sending the different types of block multicast messages to a multimedia broadcast and multicast service (MBMS) node in the mobile broadband network such that the messages are broadcasted to a plurality of block nodes via the mobile broadband network. The embodiments of the disclosure synchronize the latest block chain to all the nodes through the MBMS multicasting, which effectively solves the problem that a traditional P2P network occupies too many network resources and easily causes a network storm. In addition, the block chain nodes rapidly synchronize a block chain through MBMS multicasting, which has the advantages of good real-time performance and easy implementation.

The invention relates to a multi-layer interconnection shutter lifting device, which is characterized by comprising a rack, a circulating chain conveyor, a connecting platform and pallets. The circulating chain conveyor comprises symmetrically arranged circulating conveying chains, and each chain is provided with a plurality of vertical conveying sections for vertically conveying articles and a plurality of horizontal conveying sections for horizontally conveying articles, wherein the horizontal conveying section comprises first and second horizontal conveying sections which are arranged up and down in parallel at intervals and have opposite conveying directions, and the connecting platform is respectively butt-jointed with the first and second horizontal conveying sections of each layer; the pallets are sectionally and densely distributed on the chains, and vertically and horizontally convey the articles along the rotation direction of the chains in a circulating way, so that the articles at the vertical conveying section are horizontally conveyed to the first connecting platform through the first horizontal conveying section, the articles on the second connecting platform are vertically conveyed to a first horizontal conveying section at the adjacent layer through the second horizontal conveying section, and the articles can be conveyed between layers in an interconnection way through the vertical conveying and the horizontal conveying of the chains, and thus the articles can be conveyed upwards or downwards to any layer.

The invention relates to a combined hub X-ray real-time imaging automatic detection device. Part transporting trolleys are placed in part inlet and outlet lead rooms; the part inlet and outlet lead rooms are arranged on the left and the right sides of a detection lead room respectively; an L-shaped chain device is fixed in the detection lead room; a C-shaped arm device is fixed in the detection lead room; and an image intensifier and an X-ray tube head device are fixed on the C-shaped arm device. The device adopts the combined lead rooms; feed-in and discharged parts are conveyed by the part transporting trolleys; a pneumatic lead door in a conventional product is replaced; the detection speed can be improved and service life of a high pressure generator is prolonged; the combined hub X-ray real-time imaging automatic detection device is beneficial to protection of X-rays and protection of an X-ray tube; due to adoption of the internal protective lead rooms, the device has attractive appearance; and due to no opening action of the lead door, an optical gate for preventing the rays from being leaked out is saved, so that cost is saved.

The present invention discloses a multi-function JTAG chain device comprising a boundary scan connector that is used for boundary scanning and at least two JTAG components which are connected to form a JTAG chain and are connected with the boundary scan connector. The device also comprises a controllable switch, a switch control device and a debugging connector that serves for the downloading and debugging of each JTAG component. A controllable switch is arranged in series respectively between the test data input TDI pin of the boundary scan connector and TDI pin of the JTAG component that is connected with the boundary scan connector; between test data output TDO pins in series of the JTAG chain and TDI pin; between TDO pins of the boundary scan connector and TDO pins of the JTAG component; and in each parallel-connection branch lines formed by the test mode selection input TMS/test clock input TCK pins and TMS/TCK pins of each JTAG component. All controllable switches are all under the control of the switch control device; TDI, TDO, TMS and TCK pins of each JTAG component are connected respectively with TDI, TDO, TMS and TCK pins of the debugging connector.

Devices and systems for tool-less assembly of cable chains that are capable of being retractably stored. The device comprises a first contact element, a second contact element, and a lengthwise member. The first contact element is adapted for movable contact with a receiving member of a first cable chain segment. The second contact element is adapted for movable contact with a receiving member of a second cable chain segment. The lengthwise member is fixedly attached to the contact elements. When an angle between the first and the second cable chain segments is a first value, the lengthwise member experiences elastic deformation, generating a spring force at each contact element sufficient to pull the receiving member of the first cable chain segment rotatably towards the receiving member of the second cable chain segment, thereby reducing the angle between the first and the second cable chain segments to a second value.

The invention provides a device and method for automatically assembling a bullet chain, and relates to bullet chain assembling devices. The device is provided with a bullet sequencing device, a feeding device of a bullet chain assembly mechanism, and an automatic bullet chaining device; the bullet sequencing device is provided with a stainless steel bucket, a scattered bullet container, bullet slide rails, a bullet slide groove and a machine frame; the feeding device is provided with guide plates, partition plates, a guide plate base, a bullet pressing guide groove, a baffle, a bullet chain moving wheel, an auxiliary shaft base, a main shaft, a bullet chain guide wheel and a machine frame; the automatic bullet chaining device is provided with a transmission motor, a motor base, a machine frame, a main rotating shaft, bearing blocks, a main shaft base, a bevel wheel, a six-position grooved wheel, a sliding rod, a partition plate, a sliding block, a track, a pushing plate, a pushing plate base, linear bearings, shafts, a bearing, a vertical base, a hand-operated rotating handle and belt wheels. Scattered bullets are transmitted to the feeding device after being sequenced; a discharging port of the feeding device is connected with the automatic bullet chaining device, and the bullet, which is closest to the automatic bullet chaining device, is pressed in the bullet chain; a bullet chain which is not provided with the bullets is used for replacing the bullet chain which is provided with the bullets, and the bullet chain provided with the bullets is conveyed out.

The invention discloses an active reciprocating no-tillage anti-blocking unit, and belongs to the technical field of agricultural machinery. The structure of the unit consists of a furrowing device and an anti-blocking device. A furrow opener is fixed at the lower end of a shovel shaft of the furrow opener to form the furrowing device with concave structure. The anti-blocking device consists of an upper retaining plate and a lower retaining plate which are fixed on the shovel shaft of the furrow opener face to face, as well as a long shaft, a short shaft, an upper chain wheel, a lower chain wheel, a plectrum chain and the like. The anti-blocking plectrum chain is provided above the furrow opener, and long shafts of all anti-blocking unit bodies are connected by couplings. The active reciprocating no-tillage anti-blocking unit has the advantages: the plectrum chain is provided above the furrow opener, which is favorable for cleaning the deposit during furrowing by the furrow opener, reducing the seeding resistance and is good for the trafficability characteristic of a machine; power-drive blockage prevention is adopted, which enhances the blockage prevention effect obviously by regulating the rotary speed of the plectrum chain device; and the unit bodies are connected by the couplings, can realize the adjustability of the seeding row spacing and are applicable to operations at various areas. The active reciprocating no-tillage anti-blocking unit is applicable to the no-tillage seeding machine for wheat and corn.

The invention provides a steel pipe vertical seam cutting machine, which consists of a milling cutter 3, a press chain device 5, a speed change gear box 2, a hydraulic motor 1, a guide rail 8, a climbing wheel 7, a chain 4 and an annular plate fixing device 6. The device adopts the mechanical cutting method, eliminates the potential safety hazard for stripping off an outer pipe by oxy arc cutting, omits the cleaning work of an inner pipe, simplifies the construction process, further improves the construction speed of the offshore pipeline leak source restoration, and lowers the construction cost.

The invention discloses machine equipment for online mounting of a lifting ribbon. The machine equipment comprises a main body conveying rack, a carton conveying chain device, an adhesive coating device, a reinforcing band mounting device, a stock bin device, a lifting ribbon mounting device, an ultrasonic welding device, an automatic detecting device, an automatic rejecting device, a collecting plate conveying device, a collecting plate stacking device, an automatic unwinding device, an upper plate width adjusting component, a main body station translation cross beam, a transfer control system, a separate plate conveying device, a carton inputting compression roller component, a flip guiding device and a pressing plate guide rod component. The invention also discloses a process flow of the equipment. According to the machine equipment and the process flow thereof disclosed by the invention, mechanical automatic mounting is realized, the production efficiency is high, and the uncontrollability of offline sampling inspection for the quality of a product is overcome; by adoption of an automatic detection technology and an automatic rejection technology, the qualification rate of the quality of the product is 90 to 99 percent, the mounting of lifting handles of gift boxes with various sizes can be finished, labor force for mounting the lifting handles of packing boxes in the milk beverage industry is greatly reduced, and the production cost is reduced.

The invention discloses a guide chain device, which relates to the field of guide chains of multipurpose work ships. A limiting seat, a limiting box and a guide chain groove are applied in a combined manner, and accordingly requirements of lifting and throwing of an anchor chain under working conditions of a long dragging distance and heavy weight can be met. The guide chain device is simple in structure, convenient in installation and suitable for guiding the anchor chain on a multipurpose work ship for a long distance, and anchor lifting and throwing operation can be effectively carried out when the guide chain device is cooperated with a power machine.

The invention belongs to the technical field of safety testability of integrated circuits. On the basis of ensuring the observability and controllability of a chip, an identity identification and verification structure is added, inner secret key information is successively verified, the safety grade of a scanning chain is improved and the risk of the leakage of inner information of the chip is greatly reduced. According to the invention, the device comprises a secret key locking module Key, a sequence enabling module FSM and the scanning chain. When the secrete key locking module Key monitorsthat the key enters the test mode, whether the secret keys input by an input end S1 are correct is successively verified. When correct secret key information is input, the scanning chain is used for scanning input and scanning output. The sequence enabling module FSM successively carries out secret key verification on a secret key locking module of each grade after the circuit enters the test module. The device and the method are mainly applied to designing and detection occasions of the integrated circuits.

The invention provides an SRAM type FPGA turnover fault injection device and fault injection method. An upper computer indicates a lower computer to perform chain device identification, thereby obtaining a device type corresponding to an ID of a target FPGA device; the upper computer selects a working interface and indicates the lower computer to perform configuration bit stream backward reading through the working interface; an original configuration bit stream file of the target FPGA device is obtained; the upper computer indicates the lower computer to finish power-on program loading of thetarget FPGA device by utilizing the original configuration bit stream file of the target FPGA device; the upper computer generates a turnover fault injection bit stream file according to a fault injection type; and the lower computer is indicated to finish fault injection for the target FPGA device through the selected working interface by utilizing the fault injection bit stream file. The shortcomings that an existing hardware fault injection device is complex and high in cost, a test result after injection is low in credibility because an existing fault model for software fault injection isinsufficiently real, and the like can be overcome.

The invention relates to a conveying chain device, which is characterized in that a plurality of groups of chain transmission mechanisms are connected at intervals by a transmission shaft; and each chain transmission mechanism comprises a rack, chain wheels, a chain and a plurality of trolleys, wherein triangular support frames are respectively arranged on the two sides of the rack; the chain wheels are arranged on the triangular support frames by a pin shaft; the chain is meshed between the two chain wheels; the plurality of trolleys are arranged on the chain at intervals uniformly by a pin shaft; each trolley has the following structure: an upper bottom plate, a lower bottom plate and travelling wheels; the upper bottom plate has a concave structure; trapezoid-shaped slots are arranged on the two side surface of the upper bottom plate; a groove is arranged at the bottom of the lower bottom plate; the upper bottom plate and the lower bottom plate are connected oppositely and fastened by a plurality of screws; and the chain passes through the groove at the bottom of the lower bottom plate; and the travelling wheels are installed on the left side and the right side of the lower bottom plate by a pin shaft. The conveying chain device is simple in structure, convenient to manufacture and install and low in cost.

The invention discloses an automatic explosive cartridge medium-package packaging machine, and belongs to the technical field of emulsion explosive packaging equipment. According to the technical scheme, the automatic explosive cartridge medium-package packaging machine comprises a rack, wherein a feeding belt device, a stacking chain plate device and a first horizontal conveying device which are sequentially connected to one another are arranged on the rack; a second horizontal conveying device and a first pushing mechanism are arranged on a side of the first horizontal conveying device; a second pushing mechanism is arranged on the rack and on a side of the second horizontal conveying device; a third horizontal conveying device and a fourth horizontal conveying device are sequentially arranged on the rack and on the side of the second horizontal conveying device; a film forming sleeve is sleeved on the periphery of the third horizontal conveying device; a film supplying device is arranged on the rack and on a side of the film forming sleeve; a longitudinal film sealing device is arranged on a side of the fourth horizontal conveying device; and a transverse sealing and film cutting device is arranged at a discharging end of the fourth horizontal conveying device. The automatic explosive cartridge medium-package packaging machine is compact in structure, high in work efficiency and easy to maintain, and is used for automatically packaging explosive cartridges.

The system includes control rod assembly, chain wheel-link belt, current vortex sensor, precision lead screw-nut assembly and body to be measured. The said precision lead screw-nut assembly includes precision lead screw, nut and support. Precision lead screw is connected to chain wheel, and the body to be measured is fixed on the nut. The current vortex sensor includes probe of sensor, signal transmission cable and preamplifier. Sealed penetration piece welded to pressure borderline of a loop is setup in middle of the signal transmission cable. Probe of sensor fixed on the said support is corresponding to the body to be measured. The advantages are high measurement accuracy, fast speed, stable operation and easy of maintenance.

The invention relates to a zipper processing mechanical device and discloses a gapping machine with positioning devices, which comprises a gapping die, an input guide chain device for conveying a zipper chain to the gapping die and an output guide chain device for outputting the zipper chain from the gapping die, wherein the gapping die comprises a gapping top knife device, a gapping bottom knife device, a fixed seat, a framework of the gapping die, a guide groove and two positioning devices in bilateral symmetry, the gapping die further comprises the zipper chain import end and the zipper chain export end, each positioning device is a cylinder double-needle positioning device, a moving rod which can enable the guide groove to move through a guide rail, a cylinder fixedly connected on the moving rod, a needle die movably connected with the moving rod and two positioning needles fixedly connected on the needle die are mounted on each cylinder double-needle positioning device, and the cylinders are fixed on the framework of the gapping die through the fixed seat. The structure is conductive to accuracy and success rate of positioning, and can ensure the directions of high and low teeth at the upper stop end and the lower stop end of the zipper chain, and enable the gapping machine to be applicable to the zipper chains with different tooth distances.

The invention relates to the field of water conservancy and shipping engineering and specifically relates to an overwater ship-stopping device. The overwater ship-stopping device is characterized by comprising a constant tension system and a lifting system, wherein the constant tension system comprises a hydraulic winch, fixed pulleys and a device box; the lifting system comprises a speed reducer, a chain wheel, a chain and a device box; started from a roller on the hydraulic winch, a steel wire rope is upward vertically connected with the fixed pulley (a), is horizontally connected with the fixed pulley (b) toward the right side, is downward vertically connected with the fixed pulley (c), and then is horizontally connected with one end of the upper part of a stopping net toward the right side; the device box is arranged between the fixed pulley (c) and the fixed pulley (f); two vertical chain devices are arranged inside the fixed pulley (c) and the fixed pulley (f); a normally closed brake is connected with the top of the chain; and river ways on left and right two sides are symmetrically arranged. Compared with the prior art, the overwater ship-stopping device has the advantages that a ship can be efficiently prevented from being damaged under the condition of ensuring effective stopping, the vertical lifting of the stopping net is realized by the lifting system, the sea traffic is quickly stopped or recovered, and the operation is flexible.

The invention discloses a fabric swaying device of a fabric dyeing machine. The fabric swaying device comprises fabric guide tubes of the dyeing machine, fabric swaying hoppers, a motor, cylinders and support rings. Shaft sleeves and rotary shafts are arranged on the support rings, the support rings are connected with the fabric swaying hoppers by shafts, and the fabric swaying hoppers are connected with pistons by ball chain devices. The rotary shafts are connected with rockers and are further connected with the motor by four-bar linkage structures, and the four-bar linkage structures comprise connecting bars and cranks. The pistons are connected with plungers of the cylinders. Pneumatic control and the motor can be operated by the aid of an electronic control system. The outer wall of the tail of each fabric guide tube is in the shape of a spherical surface, the circular top of each fabric swaying hopper covers the tail of the corresponding fabric guide tube, and various positions of the top of each fabric swaying hopper can closely cling to the corresponding fabric guide tube during swaying. The fabric swaying device can be provided with the multiple four-bar linkage structures, and each four-bar linkage structure is connected with the corresponding fabric swaying hopper. The fabric swaying device has the advantage that the fabric swaying device can be widely applied to the industry of printing and dyeing machinery.

The planning scanning chain device comprises a scanning chain with scanning input and output, several No. 1 input or output, input selector, selecting one of the input or output, coupling with the scanning input, several No. 2 input and output end, an output selector, selecting one of the No. 2 output or input with coupled scanning output. The planning scanning chain device comprises a scanning chain with scanning input and output, several No. 1 input or output, input selector, selecting one of the input or output, coupling with the scanning input, several No. 2 input and output end, an output selector, selecting one of the No. 2 output or input with coupled scanning output.

The invention relates to a full-automatic bitch chain machine for a shoe-shaped silver ingot chain, at least comprising a frame. The full-automatic bitch chain machine for the shoe-shaped silver ingot chain also comprises a driving device, a pretreatment device, a feeding device, a blanking device, a fineline drawing device, a fineline section molding device, a fineline exterior molding device and a bitch chain device. The full-automatic bitch chain machine for the shoe-shaped silver ingot chain can carry out continuous process starting from raw materials until the manufacturing of the finished shoe-shaped silver ingot chain is finally achieved. The invention has high automaticity, omits manual operation and effectively saves the manual cost of manufacturing the shoe-shaped silver ingot chain. The shoe-shaped silver ingot chain manufactured by the invention has extremely elegant appearance.

The invention discloses a fan-shaped gear transmission bracing clamp carrying device. The fan-shaped gear transmission bracing clamp carrying device comprises two carrying trolleys with the same structure and correspondingly clamping front and rear wheels of a vehicle, wherein the two carrying trolleys are connected by a dragging chain device. The carrying trolleys comprise small car body frames,clamping devices, walking mechanisms, intermediate auxiliary supporting wheels and guiding mechanisms. The fan-shaped gear transmission bracing clamp carrying device adopts the combination of ball screws and linear guide rails, the rotary motion of second servo drive motors is changed into the linear motion of racks, the racks mesh with first gears, and then the first gears mesh with second gearsagain to make first robot hands and second robot hands hold and clamp tires of the vehicle, wherein the first robot hands and the second robot hands are coaxial with the first gears and the second gears correspondingly, and the function of parking and taking the vehicle is realized. The first gears and the second gears adopt fan-shaped gears, and thus the space size of the small car body frames are reduced; auxiliary supporting wheels are added at the middle positions of the small car body frames, while the height of the carrier is reduced, the relative deformations of the small car body frames are ensured to be small.