41 results about "Hole punching" patented technology

The embodiment of the invention is suitable for the technical field of self-piercing riveting, and provides a method, equipment and program product for predicting the cracking degree of a self-piercing riveting rivet buckle, and the method comprises the steps: obtaining the current circular hole blanking characteristics of a to-be-riveted plate which is a lower-layer plate material in a self-piercing riveting connecting material, the current circular hole blanking characteristic is formed after the to-be-riveted plate is subjected to circular hole blanking; a target relation model is adopted to process the current circular hole blanking characteristics, a predicted rivet buckle cracking degree value of the to-be-riveted plate during self-piercing riveting is obtained through prediction, and the target relation model is determined based on a plurality of historical circular hole blanking characteristics and a plurality of historical rivet buckle cracking degree values corresponding to the to-be-riveted plate. The target relation model is used for representing the corresponding relation between the circular hole blanking characteristics of the to-be-riveted plate and the rivet buckle cracking degree value. By means of the method, prediction of the cracking degree of the rivet buckle can be achieved under the condition that the whole plate is not damaged.

The process involves the first terminal 1a under the first NAT router 2a and the second terminal 1b under the second NAT router 2b obtaining each other's public keys, both terminals calculating a common port number P using a derivation function based on each other's public keys, the first terminal sending a packet requesting a connection via the common port number P to the second NAT router at first time intervals, and the second terminal sending a packet requesting a connection via the common port number P to the first NAT router at second time intervals. This eliminates the influence of port translation in the NAT routers, enabling successful asynchronous hole punching and establishing a secure P2P connection.

The utility model discloses a three-hole punching, rubberizing and framing all-in-one machine, and relates to the technical field of fungus bag processing, the three-hole punching, rubberizing and framing all-in-one machine comprises a rack and a conveying mechanism, a punching mechanism, a rubberizing mechanism, a framing mechanism and a bag grabbing and moving mechanism which are arranged in sequence, the conveying mechanism can convey fungus bags, and the punching mechanism can punch three holes in the fungus bags at the same time; according to the full-automatic packaging machine, punching, rubberizing and framing are integrated, manual intervention can be reduced, full-process automatic processing is achieved, and the overall processing efficiency is remarkably improved.

The utility model relates to an automatic holing machine, and relates to the technical field of holing machines. The device comprises a supporting frame, a rotating rod and a drill bit, one end of the rotating rod is rotationally connected to the supporting frame, the drill bit is arranged at the other end of the rotating rod, rollers are arranged on the supporting frame, a hanging rod is arranged on the supporting frame, one end of the hanging rod is detachably connected with the supporting frame through two connecting assemblies, and the other end of the hanging rod is connected with a traction device. The holing machine has the effects that the holing machine is convenient to move, and the working efficiency is improved.

The utility model relates to a ceiling hidden type microphone hole punching device which comprises a working table and a punching assembly, the punching assembly comprises an upper die structure arranged on one side of a lifting moving guide rail and a lower die structure arranged on the top of the working table, under pushing of a punching air cylinder, a pressing bottom plate drives a floating die to move, the floating die firstly makes contact with a product, and then the product is punched. Pre-pressing is achieved through the reset spring, then the punching air cylinder is ejected out in place, the pressing block drives the fixing base to move, the punch punctures a product, the punching purpose is achieved, the punching action is completed, after punching is completed, the upper die structure is driven by the punching air cylinder to ascend and reset, a punched ceiling is taken out, and batch production operation is completed by repeating the steps. The punching precision and efficiency of the ceiling hidden microphone hole are improved, the production requirements of automobile interior trim parts are met, the production cost is reduced, the product quality and competitiveness are improved, the operation process is simplified, and the labor intensity of workers is relieved.

The utility model relates to the technical field of punching, in particular to circuit board positioning hole punching equipment which comprises a workbench and a frame body, the frame body is arranged on the workbench, a limiting mechanism and a drilling mechanism are arranged on the workbench, and a vibration feeding disc and a sliding block are arranged on the frame body; the sliding block is provided with a limiting hole used for being matched with the positioning pin in an inserted mode, the frame body is further provided with a pushing mechanism and a pressing mechanism, the positioning pin in the vibration feeding disc is vibrated to the discharging port and then enters the limiting hole of the sliding block through a hose, and a worker firstly places a circuit board on the limiting mechanism to be fixed; then the drilling mechanism is operated to form a positioning hole in the circuit board, after drilling operation is completed, the pushing mechanism is operated to push the sliding block to move to the position above the circuit board, the limiting hole in the sliding block is coaxially aligned with the positioning hole, and finally the pressing mechanism is operated to press the positioning pin in the limiting hole. Therefore, the positioning pin can be stably installed in the positioning hole of the circuit board.

A method of implementing controller-based distributed remote access may include connecting a plurality of edge devices to a controller via a network. The plurality of edge devices may perform hole punching to traverse a network address translation (NAT) gateway to create a NAT hole. The method may also include connecting a client device to the controller. The client device may be directly connected to one of the plurality of edge devices via the NAT hole in the network. The method may further include directly connecting the client device to one of the plurality of edge devices by receiving a query from the client device and returning public IP / ports of a most relevant edge device to the client device, the most relevant edge device being based on attributes of the client device, attributes of the plurality of edge devices, or combinations thereof.

A method of implementing controller-based distributed remote access may include connecting a plurality of edge devices to a controller via a network. The plurality of edge devices may perform hole punching to traverse a network address translation (NAT) gateway to create a NAT hole. The method may also include connecting a client device to the controller. The client device may be directly connected to one of the plurality of edge devices via the NAT hole in the network. The method may further include directly connecting the client device to one of the plurality of edge devices by receiving a query from the client device and returning public IP / ports of a most relevant edge device to the client device, the most relevant edge device being based on attributes of the client device, attributes of the plurality of edge devices, or combinations thereof.

The utility model discloses a meat product processing workbench which comprises a base, a box body is installed on the top of the base, and a supporting assembly used for limiting and supporting meat blocks is installed in the box body. Through the arrangement of the supporting assembly, meat blocks can be stably supported, hole pricking work can be conveniently conducted on the meat blocks, a water seepage structure formed by the supporting assembly and the box body can effectively collect waste water generated by the meat blocks, and the cleanliness degree and the sanitation degree of the workbench are improved; through the arrangement of the hole pricking assembly and the stripping assembly, hole pricking can be conveniently carried out on meat blocks, the meat blocks subjected to hole pricking treatment can be tasty better and faster in the subsequent processing process, the processing quality and efficiency are improved, automatic separation can be achieved after hole pricking, the meat blocks are prevented from being adhered to the hole pricking assembly, and the meat blocks are prevented from being damaged. And the convenience of hole pricking work is improved.

The utility model discloses a frame tapping machine, and particularly relates to the frame tapping technical field, the frame tapping machine comprises a support frame and a storage rack, the storage rack is located in the support frame, the bottom end of the storage rack is fixedly connected with a hydraulic cylinder, the bottom end of the hydraulic cylinder is fixedly connected with the support frame, the top end of the support frame is fixedly connected with a U-shaped plate, the U-shaped plate is provided with a rotating assembly, and the rotating assembly is fixedly connected with the storage rack. The rotating assembly comprises a stepping motor, a first rotating shaft, a connecting plate, a tapper, a first gear, a second gear, a second rotating shaft and fan blades. The stepping motor works to drive the first rotating shaft to rotate, so that the connecting plate and the tapper are driven to rotate, the rack is tapped through the tapper, meanwhile, the first rotating shaft drives the fan blades to rotate, the fan blades rotate to generate wind, and the wind enters the supporting frame through the transparent plate and cleans residual chippings on the rack. And residual chippings on the rack do not need to be cleaned manually, so that the labor intensity of workers is effectively reduced, and the use effect is good.

The application relates to the technical field of lead-acid battery box processing devices, and provides a five-hole punching mechanism for a lead-acid battery box, which comprises a mounting seat, four first punching pieces, four first positioning pieces, a first driving piece, a second punching piece, a second driving piece and a second positioning piece, the first positioning pieces and the second positioning pieces are used for positioning a partition plate, the four first punching pieces are mounted on the mounting seat, the first positioning pieces and the first punching pieces are correspondingly arranged oppositely, and the first driving piece drives the mounting seat to move towards the first positioning pieces; the second positioning piece and the second punching piece are arranged oppositely, the second driving piece drives the second punching piece to move towards the second positioning piece, and the moving direction of the second positioning piece is perpendicular to the moving direction of the first positioning piece. Based on the five-hole punching mechanism, the positions needing to be punched of the lead-acid battery box can be punched at one time, the punching efficiency is improved, and the accuracy of the punching positions is ensured.

The utility model relates to an operating table device and system for processing an insulation board, the operating table device comprises a main body unit, a supporting unit, a first stabilizing unit and a second stabilizing unit, the main body unit is arranged on a horizontal plane and is used for placing the insulation board to be processed; the supporting unit is movably arranged at the second end of the main body unit and used for conducting reciprocating motion in the length direction of the main body unit so as to support the heat preservation plate to be machined. The positioning device has the advantages that the main body unit, the first stabilizing unit and the second stabilizing unit are matched for use, so that the insulation boards of different specifications can be positioned, the insulation boards of different specifications can be processed and used, and the practicability is improved; the punching position can be supported through cooperative use of the supporting units, so that pressure applied by a drill bit can be evenly dispersed, the heat preservation plate is kept in a stable form in the punching process, it is ensured that punched holes meet the design requirement, and the size precision is higher.

The invention provides a method for determining fracture toughness of a metal material by calculating an energy release rate based on a micro sample, and relates to the technical field of performance detection of in-service pressure containers and pipeline parts. According to the method, a small punching test is combined with an energy release rate formula, finite element simulation is avoided, two small wafer samples with different notch lengths are prepared, test loads and punch displacement data are collected, small punching energy is calculated, and then the fracture toughness is obtained. Three-point bending test results are accurately associated, and the reliability of the method is verified. Approximate lossless sampling is achieved, operation is simple, cost is low, and reliable data support is provided for safety assessment of in-service equipment.

The application discloses a high-precision anchor hole control system and method for building punching robot, which comprises a mechanical arm, an impact electric hammer and a PID controller, collects real-time speed v ( t ) and real-time depth h ( t ), and the PID controller calculates optimal speed v opt ( h ( t )) and minimum depth h safe ( v ( t )) according to the real-time speed t ( h ) and the real-time depth t ( V ), obtains speed deviation e v ( t ) and depth deviation e h ( t ), and fuses them into comprehensive deviation e ( t ), obtains target acceleration a cmd ( t ), the mechanical arm outputs propulsion force according to the target acceleration a cmd ( t ), the mechanical arm generates new actual acceleration a act ( t ), and the speed is updated to v ( t + T s )= v ( t )+ a act ( t ) T s . The application achieves accurate control of anchor depth through the propulsion optimal speed algorithm model in different stages of the mechanical arm.

This invention discloses a method and apparatus for intelligent negotiation and seamless cross-terminal continuation of SIP media codecs. In this method, a three-dimensional capability set is maintained for each SIP session, distinguishing between initial negotiation and reINVITE, prioritizing the preservation of the current codec during reINVITE; a multi-priority selector performs four-level decision-making and two-dimensional verification; during call handover, the original context is cloned and the H.264 profile-level-id is protected; iLBC frames undergo RFC compliance negotiation by long-pressing; dual-stack adaptive creation of RTP instances; WebRTC Bundle group SSRC conflict detection and regeneration; and CNG packet hole punching penetrates NAT during FQDN calls. This invention eliminates reINVITE codec degradation through cross-operation of the three-dimensional capability set and state awareness, achieving seamless cross-terminal media continuation and improving IPv4 / IPv6 compatibility and the uniqueness of WebRTC media streams.

The utility model relates to the technical field of bill processing, in particular to a financial bill processing device which comprises a collecting box, supporting arms are fixedly installed behind the two sides of the top of the collecting box, a top plate is fixedly installed at the top ends of the supporting arms, and an air cylinder is fixedly installed at the top of the top plate in a penetrating mode. And a pressing plate is fixedly mounted at the driving end of the air cylinder. According to the financial bill processing device, through cooperative use of the collecting box, the collecting through groove, the collecting box, the supporting arm, the top plate, punches, a pressing plate, an air cylinder, an electric push rod, a fixing block and a push plate, in the using process of the device, the punches are arranged at the bottom of the pressing plate, multi-hole punching operation on bills is achieved, the operation efficiency is improved, and the practicability is high. And the use experience of the user in processing bills needing a plurality of holes is also facilitated. In addition, the mode that an electric push rod drives a push plate to longitudinally move on the top of the collecting box is adopted, and therefore chippings generated in the punching process are effectively removed.

1. The name of the design product: three-wheel ground pressing and hole punching integrated machine. 2. The use of the design product: for ground pressing and hole punching when planting crops. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

The invention discloses a rear anti-collision beam energy absorption box inner and outer plate stamping system which comprises a die body, the die body is composed of an upper die and a lower die, the upper die is located at the top of the lower die, stamping assemblies are arranged at the bottom of the upper die and the top of the lower die, and the stamping assemblies are used in cooperation. According to the continuous die, a plurality of stamping procedures are integrated in one set of continuous die, so that integrated machining from a plate material to a finished product is realized; through the punching module, the trimming module, the forming module, the bending module and the separating module which are sequentially arranged, a whole set of working procedures of positioning hole punching, outline cutting, internal hollowing, structure shaping, bending and final separation from waste are sequentially completed in the single feeding process of a plate. A precise guide positioning system composed of a guide column, a guide sleeve and a guide pin ensures that accumulative errors among all working steps are minimized, so that the dimensional precision and consistency of stamping parts are remarkably improved, and meanwhile, the material utilization rate and the production takt are improved through reasonable working procedure arrangement and an automatic waste separation structure.

The invention discloses an NAT (Network Address Translation) holing method and device in a P2P (Peer-to-Peer) network, equipment and a storage medium, relates to the technical field of communication, and can improve the P2P holing success rate of symmetric NAT. The method is applied to a first device, the first device is used for establishing a P2P communication channel with a second device, the first device is under a port limited NAT or a symmetric NAT, the second device is under the symmetric NAT, and the method comprises the following steps: obtaining a second reference port of the second device, a change type mapped by the second port and a change step length based on a signaling server, the change types comprise a regular type and a random type, and the regular type indicates that port mapping is progressively increased or progressively decreased according to the step length; generating a detection port of the second equipment by adopting a corresponding port determination rule according to the NAT type of the first equipment, the change type mapped by the second port and whether the change step length is obtained or not; and sending a hole punching message to the detection port, and establishing a P2P communication channel with the second equipment after receiving a hole punching response message of the second equipment.

The utility model discloses a waste material hole punching device which comprises a base and a first driving mechanism installed on the base, the first driving mechanism is connected with an installation bottom plate, the first driving mechanism is used for driving the installation bottom plate to move in the first direction, and the installation bottom plate is provided with a plurality of adjusting mechanisms. Each adjusting mechanism is connected with a punching machine and used for driving the punching machine connected with the adjusting mechanism to move in the second direction, and the first direction is spatially perpendicular to the second direction. According to the waste material hole punching device, the mode that three rows of holes are punched at the same time is adopted, and the working efficiency is remarkably improved; moreover, the device further has the function of adjusting the distance between the three rows of punching holes, the adjusting range is wide, the device can be suitable for three rows of IC card products of various different specifications, and the applicability and flexibility of the device are greatly improved. Therefore, according to the waste material hole punching device, the production efficiency is improved, the manufacturing cost is reduced, and the market competitiveness of products is improved.

The invention discloses a cutter matching method for cutting a graph, which relates to the technical field of graph processing matching and specifically comprises the following steps of: (1) importing a vector graph; (2) the imported graph is analyzed, the graph comprises a plurality of independent line graphs, and each independent line graph is analyzed to a point set; (3) optimizing the point set; (4) carrying out attribute extraction on the point set block after optimization processing; (5) performing arrangement and classification after attribute extraction to obtain an outer contour and an inner contour in the graph; (6) performing automatic tool allocation on the outer contour to a cutting process, and performing automatic tool allocation on the inner contour to a round hole punching process; according to the method, irregular line drawing templates can be rapidly and automatically arranged according to different shoe sizes, the tool matching efficiency is improved, then the overall line drawing efficiency is improved, the method is particularly suitable for industries needing fine pattern cutting such as shoe manufacturing, and through an intelligent tool matching strategy, manual intervention is reduced, and the cutting precision and consistency are ensured.

The utility model provides a punching and fertilizing device of a ditching and fertilizing all-in-one machine, and belongs to the technical field of punching and fertilizing. According to the technical scheme, the device comprises a mounting plate arranged on the ditching and fertilizing all-in-one machine, a round pipe penetrates through the mounting plate, a drill rod with a spiral blade is rotationally arranged on the periphery of the round pipe on the lower side of the mounting plate, and the upper end of the round pipe on the upper side of the mounting plate is communicated with a hopper. The device has the beneficial effects that the device is simple in structure and can be used for timely fertilizing while punching, so that the working efficiency is improved, and the manpower is saved.

1. Name of the designed product: single-hole punching device (servo motor driven). 2. Use of the designed product: for punching packaging bags. 3. Design points of the designed product: in shape. 4. Picture or photo best showing the design points: perspective view.

The present invention discloses a multi-hole punching device and a control method thereof, which belongs to the technical field of punching devices. The device includes a main body, an upper mounting frame is fixedly provided above the main body, a punching hole is provided in the upper middle part of the main body, and preset grooves are opened on both sides of the upper part of the main body, a clamping mechanism is installed inside and above the two preset grooves, an adjusting mechanism is installed inside the upper mounting frame, and the adjusting mechanism includes a fixed mounting frame, an upper mounting frame and a side mounting frame, and a first adjusting component is jointly installed inside and outside the upper mounting frame and the side mounting frame, and a press is provided on the first adjusting component, and a punch is installed at the protruding end of the press. The above-mentioned clamping mechanism can realize longitudinal movement, and the adjusting mechanism can realize lateral and longitudinal movement of the press, thereby enabling the multi-hole punching device to realize punching of plates of different sizes and different punching positions, thereby overcoming the disadvantage that the prior art can only perform multi-hole punching operations on corresponding holes of workpieces of the same specifications.

The utility model discloses a semi-automatic small-caliber tapping machine, which relates to the field of pipeline tapping and plugging without conveying interruption, and comprises a stable support, a driving assembly, a feed screw and a main shaft assembly, and the driving assembly comprises a hydraulic driver, a speed reducer and a transmission case. Hydraulic driving is adopted, torque is increased through the speed reducer, the torque is transmitted to the main shaft assembly through the transmission gear in the transmission box body, the feeding lead screw is controlled on the outer side of the equipment upper plate through an operator, so that the main shaft assembly is fed to conduct tapping operation on a pipeline, and therefore pipeline tapping construction under pressure is achieved; the utility model has the advantages of simple structure, lightweight design and convenience in operation, has the specific characteristic of stable main body structure, reduces the construction risk, and is favorable for reducing the tapping operation time.

1. Name of the product in this design: Hole punching pliers (multi-functional and interchangeable). 2. Purpose of this design: This design is for use as a hole punch. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

This invention discloses an automated production process for jump-start modules, comprising the following steps: TU2 oxygen-free copper coils are pre-treated and fed into a continuous stamping station via a servo feeding mechanism; a multi-station progressive die completes punching, hole punching, reinforcing rib stamping, adaptive floating spring arm and biomimetic micro-texture forming, bending and cutting to obtain a semi-finished product; the semi-finished product is deburred and the contact patches are leveled; after cleaning and drying, the workpiece undergoes gradient plating and passivation via a segmented electroplating production line to form a mechanical anchoring structure for the plating layer; finally, online inspection is performed, and qualified parts are bent, sorted, and packaged to obtain the finished product. This invention uses an adaptive floating spring arm and biomimetic micro-texture integrated with the workpiece for continuous stamping, eliminating assembly errors and contact hazards associated with separate structures. The floating structure adapts to the shape and position deviations of the battery terminals, and the biomimetic micro-texture reconstructs the conductive mode of the contact interface, significantly increasing the effective bonding area and the number of microscopic conductive contacts, thereby reducing the initial contact resistance from the source.

The air bag hole pricking equipment comprises a machine base, an air bag positioning mechanism and two hole pricking mechanisms, the air bag positioning mechanism is arranged on the machine base, and the two hole pricking mechanisms are arranged on the portions, on the two sides of the air bag positioning mechanism, of the machine base; the air bag positioning mechanism comprises a rotating assembly, a positioning sleeve, a lower hole pricking tool ring and an upper hole pricking tool ring, the output end of the rotating assembly fixed to the machine base is connected with the positioning sleeve, and the lower hole pricking tool ring and the upper hole pricking tool ring are arranged on the outer wall of the positioning sleeve; the hole pricking mechanism comprises a horizontal moving assembly, a vertical moving assembly, a lower hole pricking needle assembly and an upper hole pricking needle assembly, the output end of the horizontal moving assembly is connected with the vertical moving assembly and the lower hole pricking needle assembly, and the output end of the vertical moving assembly is connected with the upper hole pricking needle assembly. The air bag hole pricking equipment has the advantages that manual hole pricking operation is replaced by the air bag hole pricking equipment, the production efficiency is improved, the labor intensity is low, the manual operation requirement is reduced, and the production safety is guaranteed.

The high-precision anchor hole control system comprises a mechanical arm, an impact electric hammer and a PID controller, the real-time speed v (t) and the real-time depth h (t) are collected, the PID controller calculates the optimal speed Vopt (h (t)) and the minimum depth hsafe (v (t)) according to the real-time speed v (t) and the real-time depth h (t) to obtain the speed deviation ev (t) and the depth deviation eh (t), the speed deviation ev (t) and the depth deviation eh (t) are fused into the comprehensive deviation e (t), and the comprehensive deviation e (t) is calculated according to the optimal speed Vopt (h (t)) and the minimum depth hsafe (v (t)). And the target acceleration acmd (t) is obtained, the mechanical arm outputs propulsive force according to the target acceleration acmd (t), the mechanical arm generates new actual acceleration aact (t), and the speed is updated to be v (t + Ts) = v (t) + aact (t) Ts. According to the method, accurate control over the anchor depth is achieved through the optimal propelling speed algorithm models in different stages of the mechanical arm.

Provided in the present disclosure are a detection method and apparatus for a network address translation device, and a device and a medium. The detection method for a network address translation device is executed by an intranet device, which communicates with an extranet device by means of a network address translation device to be subjected to detection. The detection method for a network address translation device comprises: determining that the type of a network address translation device is a port restricted cone type; sending to an extranet device a first detection request in which a target address port is a first IP and a first port, such that the extranet device returns a first response message by means of the first IP and the first port, wherein the intranet device has never sent a message to the first port, and the first port has sent a message to the intranet device; and if the intranet device has not received the first response message, determining that the type of the network address translation device is a port strong-restricted cone type in the port restricted cone type. The detection method for a network address translation device can enable an intranet device to perform hole punching more effectively by using a mode that matches with a port strong-restricted cone type, thereby improving the success rate of hole punching.