36results about How to "Find the exact location" patented technology

The invention discloses a keyway machining method of a same-tangency-point eccentric shaft. A keyway position is confirmed based on a reference part formed by performing end face milling on a cylindrical casting part, a keyway is milled and then an eccentric circle is cut. Compared with the prior art, the keyway machining method can enable the keyway to be accurately positioned and cut, deviation caused by the fact that the eccentric circle is first cut and then the keyway is positioned is avoided, the keyway milling accuracy is greatly improved, workpiece waste is avoided, the time is saved, and the working efficiency is improved.

An electrical interface assembly having a long service life includes a plug and a socket, a plug shell includes a first lead connecting part and a socket connecting part, the socket connecting part includes a hollow cylindrical inner barrel and an outer barrel, an outer wall of the inner barrel is provided with a plurality of long-strip-shaped limiting plates, and length directions of the limiting plates is parallel to an axial direction of the inner barrel; the socket shell includes a second lead connecting part and a hollow cylindrical plug connecting part, a check ring is arranged between the plug connecting part and a socket insulator, the check ring is formed by a plurality of baffle plates in a surrounding manner, adjacent baffle plates have gaps, and the limiting plates can be clamped in the gaps. Structures of the plug and the socket are closely matched, so that when inserted in the socket, the plug can rapidly find a position accurately through a clamping position, plugging and unplugging are convenient, and after being inserted in the socket, the plug is good in stability and not easy to fall off. The electrical interface assembly provided by the invention requires relatively low insertion and extraction force and is provided with a protection structure, the plug and the socket are not easy to damage, and the electrical interface assembly has extremely high plugging and unplugging times, and thus has a long service life.

The invention discloses a multifunctional Ma's osteopathic traction stool, and relates to the field of traditional Chinese medicine osteopathic treatment devices. The multifunctional Ma's osteopathictraction stool comprises a base and a seat plate, wherein the seat plate is mounted on the base; a drawing mechanism is fixedly arranged at the side part of the base; the drawing mechanism is locatedin a containing cavity; the drawing mechanism is movably connected with the containing cavity; a sleeve rod is arranged in the center of the side, away from the base, of the containing cavity; foot stools are symmetrically arranged on the two sides of the sleeve rod; the foot stools are welded to the side face of the containing cavity; a stretching mechanism is arranged on the top side of the sleeve rod; an extension rod is sleeved with the sleeve rod; a transverse pipe is welded to the top end of the extension rod; a first reinforcing rib and a second reinforcing rib are welded between the two ends of the transverse pipe and the extension rod respectively; the sleeve rod and the first reinforcing rib are provided with a first wire manufacturing groove and a second wire manufacturing groove respectively; a bent pipe is movably arranged at the end, close to the second reinforcing rib, of the transverse pipe; and an adjusting mechanism is arranged between the transverse pipe and the bentpipe. The multifunctional Ma's osteopathic traction stool has the advantages that a patient can be conveniently fixed, positioning treatment can be conducted on a specific part, and the accuracy andsafety of an operation are further improved; the practicability is high, and the occupied space is small.

An electrical interface assembly having a long service life includes a plug and a socket, a plug shell includes a first lead connecting part and a socket connecting part, the socket connecting part includes a hollow cylindrical inner barrel and an outer barrel, an outer wall of the inner barrel is provided with a plurality of long-strip-shaped limiting plates, and length directions of the limiting plates is parallel to an axial direction of the inner barrel; the socket shell includes a second lead connecting part and a hollow cylindrical plug connecting part, a check ring is arranged between the plug connecting part and a socket insulator, the check ring is formed by a plurality of baffle plates in a surrounding manner, adjacent baffle plates have gaps, and the limiting plates can be clamped in the gaps. Structures of the plug and the socket are closely matched, so that when inserted in the socket, the plug can rapidly find a position accurately through a clamping position, plugging and unplugging are convenient, and after being inserted in the socket, the plug is good in stability and not easy to fall off. The electrical interface assembly provided by the invention requires relatively low insertion and extraction force and is provided with a protection structure, the plug and the socket are not easy to damage, and the electrical interface assembly has extremely high plugging and unplugging times, and thus has a long service life.

The invention relates to a punching mechanism, in particular to a mechanical gear repairing punching auxiliary mechanism. The technical problem is that the mechanical gear repairing punching auxiliarymechanism which can fix the punching position and reduce the damage rate of a drill bit, and has high safety is provided. The technical scheme is that the mechanical gear repairing punching auxiliarymechanism comprises a guiding rail and the like; and threaded rods are arranged on the left and right sides of the guiding rail, the threaded rods are provided with clamping plates and wing nuts, andleft clamping plate is located at the right parts of left wing nuts, right clamping plates are located at the right parts of left wing nuts, right clamping plates are located at the left parts of right wing nuts, sliding holes are formed in the upper parts of the clamping plates, the outer ends of threaded rods penetrate through the sliding holes, and a straight-through hole is formed in the middle part of the guiding rail. According to the mechanical gear repairing punching auxiliary mechanism, the position of punching is fixed through the straight-through hole in the guiding rail and a threaded hole in a guiding block, a sprigging is inserted into a corresponding groove realizing fixing of the position of the guiding block, and then the punching is carried out in a gear, after the position of the punching is found accurately, the working efficiency can be improved, the damage rate of the drill bit is reduced, and the cost is saved.

The invention discloses a USB interface assembly and a manufacturing method thereof. The USB interface assembly comprises a USB connector and a luminescent layer, wherein the USB connector is connected with an electronic product, and the luminescent layer is arranged on the USB connector. The luminescent layer and a luminescent part are arranged on the USB connector, so that the position of a USB interface can shine independently. When the electronic product like a cellphone is in the situation where environmental light is insufficient, the accurate position of the USB connector can be found accurately. Thus, a charging line can be inserted accurately to charge the electronic product, and the USB interface assembly is actually convenient to use.

The invention discloses a PNP transistor and an NPN transistor electrode detection and identification device, comprising a body, a top wall of the body is provided with a reversing cavity with two openings on the upper right, and the reversing cavity is symmetrically provided with a transmission extending forward and backward. The outer surface of the transmission shaft is fixedly provided with a transmission wheel. In the present invention, according to the fact that the gravity of the transistor head is greater than that of the electrode part, the adjustment of the direction of the transistor entering the device is realized through two horizontal bars, and then the four bars are inserted between the electrodes of the transistor, and the manipulator is used to lower the direction of the device. The moving force straightens the transistor electrodes, which is convenient for subsequent power-on to locate the position. After positive power is supplied to the transistor base, it is judged whether the transistor is PNP type or NPN type by whether the transistor is powered on, and then controls the printed board with the corresponding words to face down for the transistor to print the corresponding Text to achieve the purpose of marking the type of transistors, and at the same time, the purpose of sorting transistors into different cavities is achieved by controlling the operation of the solenoid or the cylinder by switching on and off.

The invention discloses a rotary fixing support assembly. The rotary fixing support assembly comprises a first clamp (1), a connecting support (2) and a second clamp (3). The first clamp (1) comprises an annular clamp body (11) and limiting plates (12). The annular clamp body (11) is provided with an opening, and the two end portions of the annular clamp body (11) are provided with connecting plates (13). The annular clamp body (11) is provided with one adjusting hole (14). The two limiting plates (12) are arranged and symmetrically arranged on the outer walls of the two sides of the annular clamp body (11). The connecting support (2) comprises a guiding part (21) and a connecting part (22). The guiding part (21) is inserted in the adjusting hole (14). The connecting part (22) is fixedly connected with the second clamp (3) through a bolt. By means of the rotary fixing support assembly, reliable connection between two kinds of components moving relative to each other can be achieved, and the rotary fixing support assembly has the beneficial effects that the structure is simple, whole vehicle assembling is facilitated, and the component reliability is high.

The invention provides a dustproof type electrical interface comprising a plug and a socket. The plug comprises a plug shell, a plug insulator and plug pins. The plug shell comprises a first conductive wire connecting part and a socket connecting part. The socket connecting part comprises an internal cylinder and an external cylinder. The external wall of the internal cylinder is provided with multiple strip-shaped position-limiting plates. The socket comprises a socket shell and a socket insulator. The socket shell comprises a second conductive wire connecting part and a hollow cylindrical plug connecting part. A stop circle formed by enclosing of multiple stop plates is arranged between the plug connecting part and the socket insulator. Gaps are reserved between the adjacent stop plates. The position-limiting plates can be clamped in the gaps. The socket insulator comprises a first insulating part and a second insulating part. The plug insulator and the external circumferential surface of the first insulating part are concentrically provided with a circle of annular protrusions each. The internal cylinder and the internal wall of the plug connecting part are correspondingly provided with a circle of annular grooves. One end, which is close to the second conductive wire connecting part, of each stop plate is fixed on the first insulating part. The dustproof type electrical interface is convenient in plugging, great in stability, great in sealing performance and long in the service life.

The invention discloses a fast tile attaching machine for building construction. The fast tile attaching machine comprises a vehicle body, an operation platform, a sucker device, multiple seam clamping device conveying mechanisms, a distance setting device and a controller; the seam clamping device conveying mechanisms are arranged at the rear portion of a guide rail, each seam clamping device conveying mechanism comprises a storage clamp and two air cylinders II vertically arranged on a crossbar of a U-shaped support frame, and the front ends of piston rods of the air cylinders II are provided with clamping parts; each storage clamp comprises two identical clamp bodies, each clamp body is internally provided with a cavity, positioning slots are symmetrically formed in both sides of each cavity, positioning plates are disposed above the positioning slots, and gaps are reserved between the positioning plates and the positioning slots and used for seam clamping devices to slide out; thedistance setting device includes two laser sensors arranged in the front of the operation platform and a laser source arranged outside the vehicle body; an infrared emitter, an audible and visual alarm and a tile placement frame are arranged on the operation platform. The fast tile attaching machine can suck multiple tiles at the same time, the laying precision is high, the tiles can be attached automatically, and the seam clamping devices are placed at the same time.

The invention discloses a numerically controlled machine tool fixture used for machining motor casings, which relates to a fixture and is used to solve the problem that ordinary fixtures easily cause deformation when clamping a casing, including a hydraulic three-grip chuck installed on a machine frame, It also includes a centering support block fixed on the claws of the hydraulic three-grip chuck, the number of the centering support blocks is equal to the number of the claws, and a plurality of centering support blocks are spliced ​​together to form a hollow centering column; the present invention has the following advantages and effects: the centering support block in the form of inner support can correct the casing in the process of supporting the casing, reducing the deviation of the central axis of the casing during the positioning process, so as to facilitate subsequent alignment Find the position of the central axis of the casing when cutting, and improve the coaxiality between the shaft hole on the casing and the inner cavity of the casing, so as to achieve the purpose of reducing the scrap rate of the casing.

An indicator for measuring the oil level in the bushing of a transformer by an electric field, including a power supply unit, the power supply unit supplies power to a single-chip processor, an LCD display screen, and a capacitance-to-digital conversion unit, and the capacitance detection electrode transmits unidirectionally to the capacitance-to-digital conversion unit, and the capacitance-to-digital conversion The unit and the single-chip processor communicate with each other, and the single-chip processor transmits one-way to the LCD display screen. Using the difference in dielectric constant between transformer oil and air, the capacitance value between the detection electrodes is different when there is oil and no oil to judge the position of the oil level. , the measurement process moves up and down, multi-point measurement, and gradually finds the oil level position, which realizes the non-contact multi-point measurement of the oil level in the transformer bushing under non-electrical conditions, and has the advantages of high precision and high safety.

The invention relates to the technical field of measurement. The invention discloses a measuring device with a measuring head positioning function. The measuring device comprises: a measuring head which is equipped with a strain gauge and a signal conversion device connected with the strain gauge; a worktable for placing lattices and a sliding trolley equipped with the measuring head, wherein theworktable is provided with a track allowing the sliding trolley to walk; a control module for controlling the walking of the trolley, an image processing module, a storage module and a display module.The sliding trolley is also provided with an imaging device, the imaging device is connected with the image processing module, the image processing module is connected with the storage module, the storage module is connected with the control module, and the control module is connected to the display module. The imaging device is used for rapid positioning before measurement, so that collision between the measuring head and lattices is prevented.

The invention discloses a box body uncovering method and an uncovering device, and relates to the field of automatic material sorting. According to the box body cover opening method and device, the box cover and the inner sealing cover of the box body can be opened at a single station, the structure is compact, and the efficiency is high; the inner cover opening mechanism is only arranged on one side of the box body, positioning is easier to complete, the structure is simple, and energy consumption can be effectively reduced; and the device can be suitable for various box bodies with different sizes and specifications.

The invention discloses a gear chamber assembly, which comprises a gear chamber body and a sprocket chamber frame, one side of the gear chamber body is provided with a mounting part; the sprocket chamber frame is fixedly connected to the mounting part, and the sprocket chamber frame and The mounting part is set at a vertical angle; the mounting part is provided with a plurality of threaded holes and positioning holes, and the mounting end surface of the sprocket housing frame is respectively provided with bolt through holes and positioning pins matching with the positioning holes; the end of the sprocket housing frame near the mounting part There is a first T-shaped slot on the side wall of the gear chamber body, and a second T-shaped slot is provided on the side of one end of the gear chamber body. The grooves are combined into an "I" font fitting groove, and the "I" font fitting groove is embedded with a "I" font positioning block. The gear chamber assembly and its processing and positioning device provided by the present invention have simple connection structure, high stability, stable processing and clamping process, low processing cost and high processing precision.

The invention discloses an electrical stimulation training system and training method based on the electromyographic signal triggering of the limbs of the healthy side, which collects the electromyographic signal of the healthy side of the hemiplegic patient through the signal acquisition probe, and uses the signal processing module to The myoelectric signal is analyzed and processed, and the trigger probe is controlled to stimulate the same part on the paralyzed side with the same magnitude of pulse current, prompting the same action on the paralyzed side. The electrical stimulation training system and training method based on the electromyographic signals of the healthy limbs can accurately find out the accurate acupuncture points for hemiplegia patients during electrical stimulation therapy, reduce the requirements for the professional knowledge and experience of medical staff, and effectively improve the treatment of hemiplegia. Patient's treatment effect.