100results about How to "Good positioning function" patented technology

The invention relates to the field of dental department and particularly relates to an auto-implanting dental robot. The oral implantology robot includes: a modularized structure, an implanting navigation system, a tracing and positioning system, a mechanical arm system, an implanting driving system, and a control system. The oral implantology robot can integrate and analyzes information from allunits, including: CT information, implantology scheme, oral cavity information and mechanical arm information, thereby sending a command to control a mechanical arm to achieve automatic implantology.The modularized structure includes a trolley structure and a support structure connected thereto, wherein the support structure is connected to all the functional units, including the mechanical arm,a tracer and a monitor. The implanting navigation system can achieve pre-operation implanting scheme design, intraoperative registration, information integration and analysis, command sending and feedback receiving. Implantology drill point registration tools are individually designed on the basis of implantology tools in different brands, thus solving a problem of low accuracy of manual registration. Due to the modularized structure, dental implantology operation situations are fully considered, so that auto-implanting operation has better operability.

The invention discloses a gear selecting and shifting mechanism for an automobile transmission. The gear selecting and shifting mechanism comprises a gear selecting and shifting shaft, and a gear shifting arm assembly and a gear selecting arm which are connected with the top of the gear selecting and shifting shaft, wherein a reverse gear V return spring assembly, a reverse gear V interlocking mechanism and a gear shifting finger are arranged in sequence below a gear shifting shell on the gear selecting and shifting shaft; one end of the gear shifting finger is provided with a gear shifting block for pushing a gear shifting yoke; the reverse gear V interlocking mechanism comprises a locking plate which is hinged on a reverse gear V interlocking mechanism body and a torsional spring which is arranged between the reverse gear V interlocking mechanism body and the locking plate; the end part of the locking plate is provided with a guide groove; and the guide groove on the corresponding locking plate on the gear shifting finger is provided with a locking post. When a gear V is shifted to a gear IV, the locking post is guided by using the guide groove and moves along a guided locus for shifting gears, so that gear shifting is smoother, and the phenomena of clamping and sticking existing in the gear shifting process are avoided.

The invention relates to a pipeline outer wall bionic groove surface machining device and a machining method thereof. The pipeline outer wall bionic groove surface machining device comprises a driving mechanism used for providing driving force, a supporting base used for being connected with the driving mechanism and supporting a machining mechanism, the machining mechanism used for machining bionic grooves in a pipeline outer wall and a controller; a first supporting table and a second supporting table are installed above the supporting base and are coaxially and symmetrically arranged at the two ends of the supporting base; the driving mechanism is installed below the supporting base; the machining mechanism is installed between the first supporting table and the second supporting table in a clamped manner; the driving mechanism and the machining mechanism are both electrically connected with the corresponding control ends of the controller; and the machining method includes the steps that the devices are firstly placed, the positions of the device are adjusted, a driving motor is started, and the driving motor is stopped after the devices are adjusted to the appropriate positions; and the position of a cutter is adjusted through an adjusting pressure control device, and cutting is started. The pipeline outer wall bionic groove surface machining device has the beneficial effects that the structure is simple, operation is easy, and bionic groove structures can be machined on the pipeline outer wall protection coating surface.

The invention relates to a child garment accessory implanted with a GPS (global positioning system) positioning module, in particular to a child missing preventive garment accessory on the basis of GPS positioning and belongs to the technical field of clothes design. The technical scheme includes that a GPS missing preventive module implanted in the child garment is not fixed, and continuous practicality of the GPS positioning module and feasibility of the garment during washing are improved. The accessory combined with the GPS positioning module is a plush cartoon accessory, on one hand, the GPS positioning module has no hurt to tender skin of a child, on the other hand, the GPS positioning module cannot be damaged initiatively by the child and found by lawbreakers. The GPS missing preventive module implanted in the child garment is not fixed, and various garments can be provided with a GPS positioning function when garment accessories are combined with the GPS positioning module; the garment accessories can be detached during washing of the garments, practicality is improved and the child missing preventive garment accessory is compact in structure, wide in application range, convenient to detach, safe and reliable.

The invention discloses a detecting method based on digital audio waveform sudden changes, which is a statistical judging method disclosed according to the characteristic of a ridge of a speech spectrum caused by audio waveform sudden changes, and belongs to the multimedia information safety field. For waveform sudden change detection due to copying-pasting operation of a digital audio, ridge span changes before and after audio joint points in a speech spectrum log domain are analyzed, and a ridge factor is constructed to describe ridge bandwidth of a one-frame audio log speech spectrum to represent short-time energy change characteristics, and a difference operator is utilized for distinguishing sudden noises of audio, and ridge factor identification is caused by audio waveform sudden changes. The method comprises the following steps of carrying out short-time Fourier transformation and logarithmic transformation on an audio signal to obtain an audio spectrum of the log domain; calculating the ridge factor of each frame in the speech spectrum; and detecting and judging the difference transformation result for the ridge factor. The detecting method disclosed by the invention can identify audio waveform sudden changes effectively, and provides an effective method for detecting a digital audio editing operation boundary.

The invention discloses a general three-coordinate tool for measuring a side plate product. A guide rail, a strut and a cantilever are connected by threads to form a frame with an opened edge; a cantilever end is provided with a compacting and adjusting mechanism; and the guide rail is provided with a support limiting mechanism. The compacting and adjusting mechanism ensures that the product does not deform during clamping, and the reliability and the repeatability for detecting data can be ensured; the support limiting mechanism has a favorable positioning function and is convenient to operate; corresponding brackets are replaced for different types of products; the products with the same type can be programmed for one time and can be recycled. The tool is suitable for batch detection, and the detection efficiency is improved. The general tool is not only suitable for the detection of the side plate products, but also suitable for the detection of part non-side plate products, such as gear rings and shaft sleeves.

The invention discloses a photomultiplier installation protection structure. The structure has the following beneficial effects: a rubber clamp sleeve is sleeved on a tail tube of a photomultiplier, and a metal shell is added to the outside the rubber clamp sleeve to apply certain pre-tightening force to the rubber clamp sleeve, so that the photomultiplier can be tightly wrapped up and can not radially drift; a clamp slot is arranged in the rubber clamp sleeve and a ceramic substrate of the photomultiplier is clamped in the clamp slot, thus solving the problem of axial drifting of the photomultiplier; therefore, the photomultiplier is hard to damage due to vibration; besides, the whole photomultiplier is hermetically put in the metal shell, thus avoiding the possible impact of hard light irradiation on the photomultiplier; in terms of installation, a through slot is arranged at one side of the rubber clamp sleeve and a slot with middle parts connected is arranged at the opposite side of the rubber clamp sleeve, so that the two parts of the clamp sleeve are incompletely disconnected, when the photomultiplier is put in the clamp sleeve, the two parts of the clamp sleeve are disconnected along the through slot and the tail tube of the photomultiplier is put in the inner cavity of the clamp sleeve, and the operations are very convenient; and the structure is simple and packaging process is simple and convenient, effects are good.

The invention discloses a processing method for a front half body combination of a riding type motorcycle frame. The processing method is characterized by comprising the following steps: firstly, independently finishing the process of a front upper pipe, a front lower pipe, an inclined reinforcing pipe, a front inclined support reinforcing pipe, a shaft sleeve connecting pipe, a cross rod positioning shaft sleeve, an engine mounting shaft sleeve, a suspension shaft sleeve and a flat fork mounting shaft sleeve; positioning the front upper pipe, the front lower pipe, the inclined reinforcing pipe, the front inclined support reinforcing pipe, the shaft sleeve connecting pipe, the cross rod positioning shaft sleeve, the engine mounting shaft sleeve, the suspension shaft sleeve and the flat fork mounting shaft sleeve by a welding clamp; welding and connecting the contact parts of the above components to form the front half body combination of the riding type motorcycle frame. The processing method is convenient to operate, and the front half body combination of the riding type motorcycle frame can be quickly processed and manufactured.

A fan cable yarn arranging structure is mainly made up of a frame body and a fan blade part. The frame body has a drive part and a mid-section part opened a groove on it. The fan blade part consists of a fan hub and fan blades around the hub. In the drive part of the frame body is set a fan hub and is connected the cable yarn. At the end of the cable yarn is disposed a connector. When taking in the cable yarn, it needs only to connect the cable yarn in the drive part into the groove of the mid-section part.

The invention discloses a positioning mechanism for aluminum profile cutting machining. When the positioning mechanism is used for cutting aluminum profiles, an arranged positioning bracket is firstlyused for primarily positioning the aluminum profiles, and when equal-section cutting positions of the aluminum profiles are determined, the upper sides of the aluminum profiles are pressed through anarranged first positioning pressing plate, so that positioning in the vertical direction is achieved; and then one side of each aluminum profile is pressed and positioned through a second positioningpressing plate arranged in an auxiliary positioning mechanism, and a transverse positioning requirement of the aluminum profiles is met, so that the positioning accuracy, firmness and stability of the aluminum profiles during cutting work are improved, the cutting work of the aluminum profiles can be carried out more smoothly, the cutting quality of the aluminum profiles is guaranteed, the actualrequirements of production work are guaranteed, the production work quality is improved, and the economic benefits of the production work are guaranteed.

The invention discloses a packaging device for spinning yarns. When work of packaging yarn ball single bodies is carried out, by means of the cooperation effect of an arranged placing belt, an inverted-T-shaped sliding groove and an inverted-T-shaped sliding block, the distance among the yarn ball single bodies can be well controlled, by means of fixedly clamping of arranged positioning columns and positioning circular grooves, the distance among the yarn ball single bodies is kept the same, moreover, the distance among the yarn ball single bodies can be controlled in a ball manner, then the package work can be carried out according to the actual requirement of package production and processing, and the quality of the package work is ensured. According to the device, by means of arranged sleeve columns and positioning mechanisms, the package processing quality of the device can be ensured, normal operation of a package processing and production line can be ensured, the processing and production quality is ensured, and economic benefits of the work are ensured.

The invention provides an insolation shielding device which reliably constrains the rotation of a rotary shaft and achieves an excellent long-term positioning function. The insolation shielding device comprises: an inlaid body (60) which is rotatable in unison with a rotary shaft (25); a rotary body (70) which is mounted to rotate freely with respect to the rotary shaft (25) and is arranged adjacent to the inlaid body (60), and a casing (80), which has an interior space (S) in which the inlaid body (60) and the rotary body (70) are received. The inlaid body (60) is provided with a first engaging section (64) and the rotary body (70) is provided with a second engaging section (75) and a third engaging section (77). The casing (80) is provided with a fourth engaging section (83). Rotating the rotary shaft (25) causes the inlaid body (60) to rotate relative to the rotary body (70) so as to bring the first engaging section (64) and the second engaging section (75) into abutting engagement with each other. After the abutting engagement, the rotary body (70) is rotated in unison with the inlaid body (60), when the third engaging section (77) and the fourth engaging section (83) are brought into abutting engagement with each other, the rotation of the rotary body (70) in a direction of incurring interference with the fourth engaging section (83) is constrained.

The present invention discloses a current probe and a jig suitable for replacing the current probe. The current probe comprises a base body and a probe head; the base body comprises a main body portion and at least one positioning portion, wherein the positioning portions protrude out from the main body portion; the probe head is detachably disposed on the main body portion of the base body; one side of the probe head, which is far away from the axis of the main body portion, is provided with an outer edge; and the positioning portions protrude out from the outer edge. With the current probe and the jig suitable for replacing the current probe of the invention adopted, the problems of complicated replacement steps and high operational difficulty of the probe head can be solved.

The invention discloses a laryngeal mask airway. An air bag of the laryngeal mask airway is a double-layer air bag and comprises an inner layer air bag and an outer layer air bag. Compared with the material of the inner layer air bag, the material of the outer layer air bag is more prone to elastic deformation. Four channels are formed in a catheter and an air bag base and include an inner layer air bag ventilation channel, an outer layer air bag air inlet channel, an outer layer air bag air outlet channel and a main channel used for being communicated with a human body trachea. The inner layer air bag ventilation channel is communicated with the inner layer air bag. The outer layer air bag air inlet channel is communicated with the lower side of the outer layer air bag. The outer layer air bag air outlet channel is communicated with the upper side of the outer layer air bag. When the inner layer air bag and the outer layer air bag are in a normal pressure state, the outer layer air bag is completely attached to the inner layer air bag. The air bag positioning function and the sealing function can be well guaranteed. The air bags and a throat pipe are attached more firmly.

The invention discloses a hidden camera sensing and positioning method and system, and the accuracy of camera sensing is greatly improved by extracting the length, period and bandwidth of a camera flow packet and the stability of each flow, constructing a four-dimensional vector, and carrying out training classification through machine learning. In addition, the invention provides a human body mobility network camera positioning method oriented to encrypted traffic, and the direction of the camera is positioned by capturing the change of the traffic of the camera when the human body moves, drawing a real-time oscillogram of the change of the bit rate and analyzing the trend of the change of the bit rate. According to the invention, the positioning accuracy and the software practicability are greatly improved, and a convenient and rapid camera positioning function is realized.

The invention relates to a full-automatic bamboo chip chamfering machine. The full-automatic bamboo chip chamfering machine comprises a rack and a power distribution control cabinet. An installation plate is obliquely arranged on the rack. A chamfering device is arranged on the installation plate and comprises a chamfering base arranged on the installation plate, a carrier matched with a bamboo chip is arranged on the chamfering base, and a chamfering angle adjustment device is arranged under the carrier. A movable chamfering block is arranged on the carrier. A chamfering cutter matched with the bamboo chip on the carrier is arranged on the lower portion of the movable chamfering block. The side face of the movable chamfering block is matched with a movable chamfering groove formed in the chamfering base through movable chamfering wheels. The upper portion of the movable chamfering block is hinged to a movable chamfering air cylinder arranged on the chamfering base. According to the full-automatic bamboo chip chamfering machine, since the carrier matched with the bamboo chip is arranged, it is guaranteed that the motion track of the chamfering cutter is not prone to deviation through the movable chamfering groove and the movable chamfering wheels; and meanwhile, the angle adjustment device is arranged under the carrier, sharp corner cutting at any angle can be achieved accordingly, and the cutting efficiency and cutting effect are improved.

The invention discloses a talkback and positioning system comprising a server and a plurality of wearable terminals capable of remotely communicating with the server. Each wearable terminal is provided with a unique ID. Application software on other electronic equipment may perform talkback with each wearable terminal via the server in order to position the wearable terminal. The talkback and positioning system can be used between a guardian and a ward in order that the guardian may get in touch with the ward anytime. The talkback and positioning system generates no telephone expense and saves cost. Further, the guardian may check the specific positional information of the ward anytime in order to easily monitor the ward.

The invention provides a locating grid suitable for locating fuel rods. The locating grid comprises a grid unit with a hollow structure, wherein a fuel rod penetrates through the grid unit; an inner side wall of the grid unit is in point contact or line contact with a wall surface of the fuel rod. Therefore, the locating grid has a locating function of well fixing the fuel rod, and fluid disturbance near the locating grid is enhanced; according to the structure that the inner side wall of the grid unit is in point contact or line contact with the wall surface of the fuel rod, fluid heat transfer in an area near the locating grid is intensified, so that temperature distribution on the wall surface of the fuel rod is regular, and a phenomenon that the temperature on the wall surface of the fuel rod is greatly increased is avoided. Compared with a traditional locating grid, contact between the locating grid and the fuel rod is improved from surface contact to point contact or line contact, the influence on heat transfer of the wall surface of the fuel rod is greatly reduced, and the fuel rod is flexibly fixed. Moreover, compared with a wire winding locating mode with low heat transfer influence, the fixing effect is better.

The invention discloses a locating method which comprises the following steps: (a) a locating party obtains a rough range of a located party through a locating platform; (b) the locating party reaches the rough range, sends a brief request message to the located party and turns on a talkback group; (c) the located party receives the talkback brief request message, then joins into the talkback group and transmits a talkback message to the locating party; and (d) the locating party receives the talkback message and judges the distance between the locating party and the located party according to the strength of the talkback message, thereby the locating party can accurately locate the located party.

The invention discloses an installing structure of an independent suspension system. The installing structure of an independent suspension system is characterized by comprising a plurality of supports, bases and pulling rods. The bases are arranged at the bottom of a vehicle frame; the pulling rods are arranged on the outer side of the bases; the lower end of an oil cylinder is fixed; the supports are horizontally and vertically arranged on the external side surfaces of two sides of the vehicle frame; and the top end of an oil cylinder is fixed. The installing structure of the independent suspension system provided by the invention consists of the supports arranged on the external side surfaces of two sides of the vehicle frame and the bases arranged at the lower portion of the vehicle frame; the top and bottom of the installing structure are positioned and installed, respectively; and thus a flexible dynamic balance mechanism can be formed. When a vehicle runs, longitudinal, horizontal and vertical loads transferred from wheels are effectively separated, thus force of the structure is reduced and strength and reliability of the structure are improved. Simultaneously, impact force applied on parts is small. The requirements for strength and precision of parts are low and vehicle cost is reduced.

The invention discloses a novel geotextile production process, and belongs to the production field of novel geotextile. Compared with a traditional process, positioning and extruding striped hot meltrubber are added to the geotextile outer surface in the novel geotextile production process and soil carrying capacity of the geotextile is convenient to increase, so that the geotextile processed bythe equipment has a good positioning function. Deviation and relative sliding at the appropriate location are prevented from happening, and the normal construction of the geotextile is ensured. Compared with common production process, the novel geotextile production process is added with anti-ultraviolet fiber. The inner material of the anti-ultraviolet fiber is acrylic, and the acrylic has a goodanti-ultraviolet aging effect, is laid on the upper surface of the geotextile through extrusion molding, and is subjected to waterproof spraying to achieve a good waterproof effect.

The invention relates to a network system framework of a low altitude target detection sensor, which comprises a double-layer strip sensor network and a backbone transmission layer network. The outer layer of the double-layer strip sensor network is a network formed by voice sensing nodes which conducts multi-node data fusion and dispersed cooperative data processing to the sensed voice data and guides optical sensing nodes at the inner layer to precisely position and trace a target according to a processing result. The inner layer of the double-layer strip sensor network is a wireless network which can communicate with the voice sensing nodes of the outer layer; the wireless network is formed by the optical sensing nodes; and when the signals of the voice sensing nodes of the outer layer are received, the optical sensing nodes of the inner layer are started and collects the optical information of the target. The backbone transmission layer network is a network used to connect the optical sensing nodes of the inner layer of the double-layer strip sensor network with a command center. The network system framework of the low altitude target detection sensor can make up the disadvantages of a monitoring system which takes radar as a main part in the prior art.