31results about How to "Avoid Positioning Offset" patented technology

A shirt holder comprising, integrally formed, a back pressing planar portion having a rectangular configuration for supporting a back face of a folded shirt, a front pressing planar portion facing opposite to the back pressing planar portion, a shirt collar protection portion, a connector portion bendably connecting a lower edge of the back pressing planar portion with a lower edge of the front pressing planar portion, and linear projections projecting inwardly of the front pressing planar portion and / or the back pressing planar portion. The linear projections are formed on opposing surface portions of the front pressing planar portion and / or the back pressing planar portion. The linear projections may be formed as linear engagement projections for engaging the back pressing planar portion with the front pressing planar portion on peripheral portions of the back pressing planar portion and the front pressing planar portion where the connector portion is not present. The shirt holder can prevent the positional offset of a shirt held therein, and therefore will prevent a shirt from sliding down within it when it is hung on a rack, e.g. for display in a shop. The shirt holder also permits shirts of the like to be stored in a stacked state, hung on a rack for display, or packed e.g. in a suitcase, with the shape of the shirt kept intact.

A multiphase superconducting cable connection structure includes a connection box accommodating three conductor connects connecting a superconductor of a cable core of each phase extracted from a pair of 3-phase superconducting cables, a solid insulation member fixed to an outer circumference of each conductor connect, and a metal flange fixing the solid insulation member to the connection box. By fixing the metal flange to the connection box (a refrigerant vessel), the conductor connect can be positioned and the conductor connector's movement caused as the cable core thermally contracts can be reduced. The structure can help to position the conductor connect in the connection box and reliably hold it at a prescribed position.

The invention discloses a perception type satellite positioning device and a perception type satellite positioning method. The device is arranged on a carrying device and is used for receiving positioning data sent by a satellite so as to determine the action state of the carrying device and correct errors of positioning data of the carrying device, and comprises a sensing module, a database, an analysis module and a correction module, wherein the sensing module is used for receiving the positioning data, which is sent by the satellite, of the carrying device; the database is used for storing the positioning data received by the sensing module and presetting an action conversion array of the carrying device; the analysis module is used for analyzing the positioning data and the action conversion array to acquire prediction action data of the carrying device; and the correction module is used for comparing the prediction action data of the carrying device with the positioning data to correct the errors of the positioning data of the carrying device. Therefore, the problem of insufficiently accurate positioning data of a commonly-known satellite positioning device can be solved.

A pressing member is rotatably supported by a fixing screw shaft via a ball bearing. The pressing member is made of synthetic resin and is larger in diameter compared to that of the fixing screw shaft. A connection bar is pressed by the pressing member by fastening the fixing screw shaft, and the position of the connection bar is thereby fixed. Because the pressing member has a large diameter, a dent is not generated on the connection bar. Furthermore, because the pressing member is not rotated in the fixed position, the position of the connection bar is not offset, enhancing the ability of fixing the connection bar with precise adjustment.

A contactor has contact electrodes elastically deformable in a direction of thickness of the contactor so that the contactor can make a contact with a semiconductor device with an appropriate contact pressure. The contactor is positioned between the semiconductor device and a test board so as to electrically connect the semiconductor device to the test board. Each of a plurality of contact electrodes has a first contact electrode part, a second contact electrode part and a connecting part electrically connecting the first contact electrode part to the second contact electrode part. The first contact electrode part contacts an electrode of the semiconductor device. The second contact electrode part contacts a terminal of the test board. A combining member has an insulating characteristic and holds the connecting part of each of the contact electrodes in a predetermined arrangement.

The invention provides a rotatable workbench for machining, and relates to the technical field of machining equipment. The rotatable workbench for machining comprises a base, and a rotating plate is fixedly connected to the inner part of the base. A gear ring is arranged on the lower surface of the rotating plate, and a telescopic rod is fixedly connected to the upper surface of the rotating plate. A a workbench body is fixedly connected to the end, far away from the rotating plate, of the telescopic rod. A second air cylinder is fixedly connected to the upper surface of the workbench, and a second connecting rod is fixedly connected to the output end of the second air cylinder. A clamping block is fixedly connected to the end, far away from the second air cylinder, of the second connecting rod. By the arrangement of a motor and a first air cylinder, the workbench can be rotated, lifted and lowered conveniently, one-time clamping is achieved, multiple times of machining can be conducted, the tedious steps of multiple times of clamping are avoided, and the machining efficiency is high. Meanwhile, positioning deviation caused by multiple times of clamping is avoided, and the machining quality is high.

The invention provides a sofa sponge electric heating automatic cutting device based on the Internet of Things. The sofa sponge electric heating automatic cutting device comprises a mounting bottom plate; supporting legs are fixedly connected to the four corners of the bottom of the mounting bottom plate, and connecting ground feet are fixedly connected to the bottoms of the four supporting legs; the front side of the top of the mounting bottom plate is fixedly connected with a control center; the front side of the top of the mounting bottom plate is fixedly connected with an Internet of Things connecting platform; a punching and positioning device is fixedly connected to the top of the mounting bottom plate, and a telescopic punching and cutting device is fixedly connected to the punching and positioning device; and a positioning and absorbing device can stably absorb a sponge blank on a sponge running belt through suction force, the problem that clamping cannot be fixed due to the fact that the sponge is soft in texture is solved, toxic smoke generated by cutting the sponge blank and scattered chippings can be absorbed by arranging the positioning and absorbing device, gas is prevented from hurting physical health of workers, and an arc-shaped discharging plate is arranged at the front end of the mounting bottom plate in a laser seamless welding mode.

A connector is adapted to be interposed between a first connection object and a second connection object for establishing electrical connection therebetween. The connector comprises a plurality of connecting members each having a plurality of elastically deformable conductive portions formed at a predetermined interval along a longitudinal direction thereof, a beam holding the connecting members, and a support portion supporting the beam. The connecting members, each having its longitudinal direction extending in a second direction perpendicular to a first direction in which the first and second connection objects and are caused to approach each other, are arranged in a third direction perpendicular to the first and second directions. The beam is disposed with its longitudinal direction extending in the third direction so as to perpendicularly cross the connecting members. The beam has engaging portions, engaging with the connecting members, at positions where the beam crosses the connecting members.

The invention discloses a drilling clamp for bottom inclined oil holes of a hydraulic cylinder. The drilling clamp comprises a guide positioning mechanism and a slide locking mechanism which are mounted on a bottom plate, wherein the guide positioning mechanism comprises a mounting plate standing on the bottom plate and a positioning plate perpendicularly mounted at the upper end of the mounting plate, the right side surface of the mounting plate is of a step structure, the step structure comprises a first step portion which is a vertical surface and a second step portion which is an inclinedsurface; an angle of inclination of the second step portion which is the inclined surface is the same with an included angle between the bottom inclined oil holes of the hydraulic cylinder and the vertical direction; the positioning plate is mounted on the right side surface of the first step, the lower end surface of the positioning plate is a first slope, and the included angle between the firstslope and the horizontal plane and the included angle between the bottom inclined oil holes of the hydraulic cylinder and the horizontal plane are complementary; a positioning hole is formed in the positioning plate; the slide locking mechanism comprises two parallel guide rails arranged on the bottom plate, a slide block connected to the guide rails in a sliding mode and a locking mechanism, wherein the upper plane of the slide block is a second inclined plane parallel to the lower end surface of the positioning plate, and a V-shaped groove is formed in the upper plane of the slide block along the center axis; and the drilling efficiency is at least improved by more than 20%.

The invention discloses a navigation device for a cortical bone screw in a minimally invasive spine surgery. The device comprises a spinous process clamp, a positioning square tube, a kirschner wire,a navigation control device, a screw sleeve and an arc protractor, the kirschner wire penetrates through the positioning square tube, the bottom of the kirschner wire penetrates into the spinous process clamp, the navigation control device is slidably arranged on the positioning square tube, the screw sleeve penetrates through the navigation control device, and the arc protractor is arranged at the upper end of the screw sleeve. According to the navigation device for the cortical bone screws in the spine minimally invasive surgery, the positioning square tube, the navigation control device andthe screw sleeve are combined to realize three-dimensional direction adjustment so that the screw-placing accuracy and the screw-placing repeatability are improved, damage to muscle tissue around thespinous process and vertebral isthmus is avoided, assembling and disassembling are convenient, the operation time is shortened, the reusability of the device can be improved, and the operation cost is saved.

The invention provides a battery pack connecting piece pressure welding positioning method. The battery pack connecting piece pressure welding positioning method comprises the steps of placing a flexible connection accessory body on the surface of a flexible connection main body; and fixing the flexible connection accessory body to the flexible connection main body through spot welding in a presetarea of the flexible connection accessory body. The invention further provides a battery pack connecting piece pressure welding method. The flexible connection accessory body and the flexible connection main body are fixed through the battery pack connecting piece pressure welding positioning method. According to the battery pack connecting piece pressure welding positioning method and pressure welding method, the flexible connection accessory body and the flexible connection main body are fixed through spot welding to realize the positioning effect for subsequent pressure welding. The flexible connection accessory body and the flexible connection main body are fixed through spot welding. In this way, clamp marks of a positioning fixture and positioning deviation caused by glue can be avoided. According to the battery pack connecting piece pressure welding method provided by the embodiment of the invention, the problems that material waste and inaccurate and unaesthetic positioning caused by positioning through glue and a positioning fixture in the prior art are solved through positioning, pressure welding fusion, hole punching, edge punching and blanking and the like.

An electrodeless discharge lamp apparatus is provided which is increased in heat dissipation, making it possible to adapt to an increase in output of the apparatus. The electrodeless discharge lamp apparatus comprises a bulb containing a discharge gas and a coupler accommodated in a cavity formed in the bulb for generating a high frequency electromagnetic field. The coupler has: an induction coil; a core inserted into the coil; a heat conductor for conducting heat generated from the coil and the core; and a bobbin made of resin which accommodates the core and the heat conductor therein, and which has the coil wound therearound. The bobbin is designed to be separated in a radial direction of the coil, so that it is possible to separately mold the respective parts of the bobbin. Thus, it is not necessary to form, in the bobbin, a draft angle which has been necessary in the prior art when molding a tubular-shaped bobbin, and it is possible to make the thickness of the bobbin thin and uniform, so that the proportion of the bobbin in the volume of the cavity can be reduced to increase the proportion of the heat conductor.

A first sleeve 30 regulates the horizontal relative position between an upper mold 10 and a lower mold 20 that are insertable into the first sleeve 30 from its both end sides. A second sleeve 40 provided inside the first sleeve 30 and surrounding the outer periphery of a molding surface 21 of the lower mold 20 supports at least part of an outer peripheral portion of a molding material 50 placed on the molding surface 21 of the lower mold 20, thereby preventing position offset and slip-off of the molding material 50. In this state, the molding material 50 is press-molded between the upper mold 10 and the lower mold 20.

The invention discloses a positioning hip joint and ankle joint center positioner which comprises an ankle fixing mechanism, two telescopic rods, a positioning arc rod, a sliding positioner, a hip joint positioning mechanism and a force line rod. Telescopic rods are arranged on the two sides of the ankle fixing mechanism; the two ends of the positioning arc rod are connected with the far ends of the telescopic rods respectively. The positioning arc rod comprises a sliding groove formed in the inner arc face and metal positioning scales arranged on the outer arc face. The sliding positioner comprises a first sliding block and a second sliding block which are slidably connected to the positioning arc rod in a sleeving mode. A positioning ring is arranged between the ends, close to the inner arc face of the positioning arc rod, of the first sliding block and the second sliding block. The hip joint positioning mechanism is arranged at the groin of the patient; one end of the force line rod is connected with the positioning ring, and the other end is connected with the hip joint positioning mechanism. In conclusion, the device has the advantages of novel structure, convenience in use, small error and the like.

A recording tape cartridge which can prevent positional offset of a case with respect to a cartridge accommodating device. Accompanying operation of loading the cartridge in an arrow A direction into a drive device, a door is moved to a side of opening an opening while an operation projection is engaged by an engagement projection. At this time, a pushing / engaging member of the drive device enters into a cell retention notch, and pushes a push surface and engages with an engagement surface. In this way, at the case, a moment in an arrow E direction around a region of engagement is offset, and the case is prevented from being coming out from the drive device. An inclined surface permits advance and withdrawal of the pushing / engaging member into and from the notch.

The invention discloses a high-pressure-difference butterfly valve structure. The invention belongs to the technical field of valves, the valve structure comprises a valve rod, a fixing device and a valve body, the top end of the valve rod is in interference connection with a fixing device; the bottom end of the fixing device is fixedly connected with a fixing plate, the bottom end of the fixing plate is in threaded connection with a fixing frame, a butterfly plate is installed on the inner side of the valve body, two key grooves are formed in the inner side of the butterfly plate, the inner side of butterfly plate is in interference connection with a key A, and the outer side of the key A is in threaded connection with a screw B. According to the invention, the rotating abrasion of the valve rod is reduced through the fixing device; a gap generated by dislocation of the butterfly plate is avoided; by adjusting the limiting screw, the limiting block is limited, and when a medium has apressure effect on the butterfly plate, the pressure of the sealing contact surface of the valve cannot be excessively increased, so that excessive closing or shrinkage deformation of the butterfly valve sealing ring is avoided, the stability of the contact pressure between the butterfly valve sealing ring and the valve seat is ensured, the service life of the sealing surface of the valve is prolonged, and the butterfly valve structure has a very good use value.

The invention provides a sponge electric heating automatic cutting device for a sofa based on the Internet of Things, which comprises an installation bottom plate; the four corners of the bottom of the installation bottom plate are fixedly connected with support legs, and the bottoms of the four support legs are fixedly connected with connecting feet; the front side of the top of the installation bottom plate The control center is fixedly connected; the front side of the top of the installation bottom plate is fixedly connected to the Internet of Things connection platform; the top of the installation bottom plate is fixedly connected with a punching and positioning device, and the punching and positioning device is fixedly connected with a telescopic punching and cutting device; the positioning absorption device can both The sponge embryo is stably adsorbed on the sponge running belt by suction, and there will be no problem of the soft texture of the sponge, which prevents the clamping and cannot be fixed. The shavings are adsorbed to prevent the gas from harming the health of the staff. The front end of the installation bottom plate is seamlessly welded with an arc-shaped discharge plate.

The invention discloses a drilling buffering adjustable support for mining. The support comprises legs, leg connecting rods, an upper fixed plate and a drill bit, the middle of the bottom of each legis hollow, the periphery of the bottom of each leg is provided with a corner support, the middle of each installing plate is provided with a spring in a locking way via a fixing screw, a traversing track is fixedly mounted on a drilling platform, support bars are fixedly mounted in the upper of traversing screws via fastening screws respectively, and the support bars are installed in a motor soleplate by welding. Each corner support is of a structure which is larger in the upper and smaller in the lower, the stability is improved, the hardness reaches HRC=55-65 after quenching, the support isantiskid and wear resistance, the middle of the bottom of each leg is provided with a chassis installing hole, a level meter is fixedly mounted in the outer ring of the chassis installing hole, and the levelness is observed visually and adjusted timely; and due to design of the springs and related structure, buffering during work of the motor soleplate and drilling bit is improved, a positioning offset due to a lot of vibration during processing is avoided, and further precision deviation is avoided.

The invention discloses a cast-in-place construction system for a building concrete bracket. The cast-in-place construction system comprises an outer setting block, a buffer cavity is formed in the outer setting block, and an inner setting block is slidably arranged in the buffer cavity. According to the cast-in-place construction system, the part, at a cap block (the lowermost layer of the bracket system) of a mold is clamped and fixed through two moving blocks, then the bracket mold is completely positioned through a permeation plate which is pressed from top to bottom, the permeation plate further plays a role in covering the surface of concrete, cracking caused by water evaporation of the concrete is prevented, and water vapor in the air is collected through a condensation plate and used for watering maintenance of the concrete, so that constructors do not need to carry out watering maintenance on the concrete additionally, vibration of a construction site is relieved through buffer springs, positioning deviation of the mold caused by vibration of the construction site is prevented, and the quality of the cast-in-place bracket system is guaranteed.

The invention provides a workpiece shaft groove foreign matter suction mechanism. The workpiece shaft groove foreign matter suction mechanism is characterized by comprising a suction device, a suction pipeline, a control device and a detection device; and the control device is used as a power source, and the foreign matter suction efficiency and the variability of the installation position are guaranteed. The suction device is composed of a positioning device, a foreign matter suction piece, a self-alignment unit and a buffer device. The foreign matter suction piece is of a round-opening bowl-shaped structure, and it is guaranteed that no dead corner and comprehensiveness are achieved when foreign matter is removed from shaft-shaped parts. According to the design, workpieces are cleaned in the production process of accessories, dust and the foreign matter on the surfaces of the shaft-shaped parts are reduced, damage to products due to mixing of the foreign matter and oil stains is reduced, the yield of the workpieces is increased, the quality of the products is improved, the percent of pass is increased, and the cleanliness of the products is promoted under the condition that no foreign matter is mixed and assembled; and the adverse effect of accumulation of the foreign matter and the oil stains in a shaft groove on the product quality is avoided.

The invention discloses police positioning equipment, method and system, the equipment comprises a satellite positioning module, an inertial positioning module and a processor, the satellite positioning module is used for positioning according to satellite signals; the inertial positioning module is used for positioning according to the positioning coordinates of the satellite positioning module, the acceleration information and the angular velocity rotation information; the processor is used for executing the following steps: acquiring satellite signal intensity detected by the satellite positioning module; judging whether the satellite signals can be normally received according to the signal intensity; if the satellite signals cannot be normally received, acquiring a first coordinate of a navigation coordinate system obtained by calculating according to the satellite signals most recently and current first acceleration information and first angular velocity rotation information detected by the inertial positioning module; obtaining a second coordinate of the navigation coordinate system according to the first coordinate, the first acceleration information and the first angular velocity information; and positioning according to the second coordinate.

A high cold-resistant rubber bushing for a vehicle chassis balancing connection rod comprises a bushing body, high-viscosity impregnated canvas is adhered to the inner wall of the bushing body, the bushing body is shaped and molded from a rubber material which is plasticated and processed from natural rubber and special rubber at a ratio of 1:1.5; the high-viscosity impregnated canvas is made of a brand new high wear-resistant material with 4*4 yarns which is blended from high wear-resistant polyester nylon fiber, carbon fiber, steel fiber and cotton fiber with high rubber binding force at a ratio of 40:20:10:30 and the brand new high wear-resistant material is dipped in emulsion, and the high-viscosity impregnated canvas has high wear-resistant performance, thereby protecting the balancing connection rod. The high cold-resistant rubber bushing adopts a brand new rubber compounding and is imbedded with canvas, thereby solving the problem that bonding between the conventional fiber cloth and a rubber part is subject to loosening, separation and poor wear resistance.

The invention discloses a roller cone drilling machine capable of controlling the jet velocity of compressed gas. According to the position of a drill bit in the process of drilling, the jet velocity of the compressed gas is controlled, and when the drill bit just touches rocks, the jet velocity of the compressed gas is controlled to be around a half of the normal velocity. When the depth of drilling exceeds a first preset value, the normal velocity is recovered, when the depth of drilling reaches a second preset value before a target depth is reached, pressure of the compressed gas is reduced to be around a half of the normal velocity until the target depth is reached through the drilling to stop jetting of the compressed gas, and therefore damage caused by positioning deviation of the drill bit and reverse impact of acting force is avoided.