349results about How to "No manual adjustment required" patented technology

The invention discloses a measuring device for an interferential sensor arm length difference. The measuring device comprises a broadband light source, a Mach-Zehnder intensity modulator, a microwave frequency sweeping source, a power divider, a direct-current stabilized power supply, a high-speed photoelectric detector, a radio-frequency amplifier, a phase shifter, a frequency mixer, a low-pass filter, an AD sampler and a measuring processer. The measuring device breaks through a thinking mode of measurement in a pure light domain, a microwave signal is led in, and a signal of the arm length difference is modulated on a light load microwave phase by the aid of an original light path structure of a sensor without damaging the sensor, so that the arm length difference is measured by demodulating the microwave phase. The measuring device mainly has the advantages that the measuring device is low in implementation cost, wide in measuring range, high in accuracy and high in speed, does not need to be supported by a special instrument and can fully automatically measure, manual adjustment is omitted, and a measuring result can be outputted only by connecting a measured sensor on the measuring device.

The invention discloses an apparatus for acquiring images of rock core and rock debris, which comprises a lamp bracket, a master control circuit system and a sample shift mechanism. A light conversion device, a filter lens and a filter lens shift mechanism are provided within the lamp bracket, the filter lens and the filter lens shift mechanism are connected; the sample shift mechanism comprises stepping motors and reduction boxes along two directions of X shaft and Y shaft in a horizontal plane, the control signal input terminal of the stepping motors, light conversion equipment and the filter lens shift mechanism are respectively connected with the corresponding signal output terminal of the master control circuit system. The present invention also discloses a method for acquiring images of rock core and rock debris, the clearest image can be found by automatically searching a clear focal length direction for realizing an automatic focusing. The invention also discloses a method forprocessing the images of rock core and rock debris, an automatic splicing of the images can be completed by successively finding the optimum splicing line in an overlap area. Small rock core (plungertype rock core and the like) and rock debris images can be collected according to the invention, which has the advantages of light mass and small size, high intelligent degree.

The invention relates to a continuous and adjustable type optical attenuator, comprising a light source capable of emitting light beams. The continuous and adjustable type optical attenuator is characterized in that a first plate optical element and a second plate optical element are arranged in the forward directions of the light beams; the first plate optical element and the second plate optical element are respectively placed on a first rotary platform and a second rotary platform which are arranged on an operating platform and are associated mutually in a gear-meshing manner; and the rotating angles of the first rotary platform and the second rotary platform are equal, and the rotating directions are reverse. In the continuous and adjustable type optical attenuator, the structure is simple, smart and reasonable, continuous and adjustable light energy attenuation can be realized, the applicable waveband range is wide, the adjustment of light paths is not carried out when an attenuation value of the light energy is changed, manual adjustment is not needed due to adopting computer control, the adjusting accuracy is high and the manufacturing cost is low.

The invention relates to integrated processing equipment of dry lime powder for breeding silkworms. The integrated processing equipment comprises a bottom plate, wherein an annular opening structure is arranged at the lower end of the bottom plate; two sliding rails are symmetrically mounted at the lower end of the bottom plate; a crushing mechanism with adjustable height is mounted on the bottom plate; a screening mechanism is mounted at the lower end of the crushing mechanism; a quantifying mechanism is mounted in the middle of the upper end face of the bottom plate; the quantifying mechanism is located just below the screening mechanism; a conveying and grinding mechanism is mounted at the front end of the bottom plate; the crushing mechanism, the conveying and grinding mechanism, the screening mechanism and the quantifying mechanism are matched to finish an integrated processing process of the dry lime powder. By adopting the integrated processing equipment provided by the invention, the difficulties in an existing silkworm breeding and mulberry leaf water absorption process that the requirements of silkworms with different ages on dry lime powder grains are different, the dry lime powder grains need to be manually distinguished, manual scattering is not uniform, the labor intensity is great, the working efficiency is low and the like can be solved; an integrated function of crushing the dry lime powder, grinding, screening and quantitatively scattering can be realized.

The invention belongs to the field of dampers and discloses a piston and a self-adaptive damping adjustment type permanent-magnet magneto-rheological fluid damper. The piston body comprises an inner piston and an outer piston, the outer piston externally sleeves the inner piston, the inner piston is axially provided with a through hole along the center line direction, and a magnet is arranged in the through hole. A piston rod is connected with the piston body coaxially and is axially provided with a blind hole along the center line direction, an adjusting rod connected with the magnet is arranged in the blind hole, the outer surface of the adjusting rod is provided with a convex ball, and the position, matched with the ball, of the inner wall of the piston rod is provided with a corresponding curved rail composed of three sections, wherein a first section and a third section are arc and symmetrical relative to a middle section which is straight. The piston and the self-adaptive damping adjustment type permanent-magnet magneto-rheological fluid damper have advantages that self-adaptive adjustment of damping force according to load sizes and slide strokes can be realized; due to a pure mechanical structure, wide application range, structural simplicity and high reliability are realized.

The invention discloses a water quality detection device and detection method. The water quality detection device comprises an in-water real-time detection device and a ground water quality analysis box; a plurality of detection probes are arranged on an installation plate; a waste fluid tube is arranged in a waste fluid tube groove; test tubes are arranged in test tube grooves; one end of a slideplate, which is far away from a change-over switch, is provided with a standby water storage barrel; a plurality of reagent needle tubes are embedded in a cross plate in a clamped manner; a toothed bar A is fixedly arranged between slide rods; a rotating rod is fixedly provided with a linkage gear in a manner that the linkage gear passes through the rotating rod; and one side of a center plate, which is close to the linkage gear, is fixedly provided with a toothed bar B. The water quality detection device provided by the invention can be used for carrying out in-water real-time detection andground chemical analysis detection on water bodies in different water layers, has functions such as multi-layer detection, automatic water storage and the like, and can automatically add different types and quantities of chemical reagents and automatically switch the detection of the next water layer after detection. The invention further discloses a detection method of the water quality detectiondevice. The detection method is simple to operate and worthy of popularization.

The invention provides a navigation equipment and a navigation mode-switching method. The navigation equipment comprises a satellite signal receiving module, a display screen, a time ensuring module, a judging module and a control module, wherein, the time ensuring module is used for ensuring a current time; the judging module is used for judging whether the current time is a daytime or nighttime navigation mode-switching time; and the control module is used for controlling the navigation content which is displayed by the display screen to be under a daytime navigation mode when the current time is the daytime navigation mode-switching time and controlling the navigation content which is displayed by the display screen to be under a nighttime navigation mode when the current time is the nighttime navigation mode-switching time. The invention can realize automatic switch from the daytime navigation mode to the nighttime navigation mode so as to improve the experience of users.

The invention relates to a ship collision avoidance early-warning device which comprises a single-chip microcomputer controller, an input unit, a display unit, an execution unit, a communication unit, an alarm unit and a working signal light. The execution unit comprises a direct-current motor, a motor drive matched with the direct-current motor, a stepping motor, a motor drive matched with the stepping motor, two two-degree-of-freedom electrical platforms, and two laser range finders placed on the electrical platforms respectively. The invention further relates to an intelligent early-warning method of the ship collision avoidance early-warning device. According to the method, the distance between an obstacle in the horizontal direction and a ship and the height of a bridge ahead are detected, transmitted and displayed, early-warning against danger signals is carried out, and conversion of work systems in different modes can be achieved. The ship collision avoidance early-warning device can be installed in various types of ships, and is high in detection and early-warning precision and high in cost-performance ratio.

The invention discloses a cloth transition transferring and winding mechanism. The cloth transition transferring and winding mechanism comprises a bottom main plate. A drive support base plate is arranged above the middle of the bottom main plate. A winding mechanism body is fixed to the top face of the right end of the bottom main plate. The front side and the rear side of the drive support base plate are connected into corresponding movable screw rods in a screw joint mode correspondingly. The two ends of the movable screw rods are hinged to corresponding vertical main supporting plates which are fixed to the top face of the bottom main plate. One of the vertical main supporting plates corresponding to the two ends of the movable screw rods is fixedly provided with a movable fine adjustment motor. Vertical studs are hinged to the two sides of the top face of the drive support base plate. The top ends of the vertical studs are connected into center screw holes of lifting thread sleeves in a screw joint mode. The top ends of the lifting thread sleeves are fixed to upper supporting plates. According to the cloth transition transferring and winding mechanism, an upper driving roller and a lower driving roller can be adjusted up and down as well as left and right, and thus the tension degree can be adjusted; and the space between the upper driving roller and the lower driving roller can be automatically adjusted through operation of the adjustment motor, adjustment is made convenient, no manual operation and adjustment are required, and safety is achieved.

A pipeline robot with the pipe diameter self-adaption function comprises a planetary reducer, the input end of the planetary reducer is connected with a driving impeller, the output end of the planetary reducer is connected with a fixed guiding mechanism through a cardan joint, and a safety clutch is arranged between the planetary reducer and the cardan joint; ball screws with two end thread directions opposite are arranged on a shell of the planetary reducer, the two ends of the ball screws are sleeved with nut pairs, and the nut pairs are connected together through tension springs; each nut pair is connected with a wheel seat through a connecting rod, and driving wheels are arranged on the wheel seats; the output end of the planetary reducer is connected with the input ends of the ball screws through a gear system. The pipeline robot with the pipe diameter self-adaption function is simple in structure, low in machining cost and capable of automatically adjusting the own size according to the size of an obstacle to overcome the obstacle without manual adjustment; after the obstacle is overcome, the own size of the driving wheels can be automatically increased to move forward in a pipeline conveniently.

Provided is a bending device for thin-walled snake-shaped heat exchange tubes. A box body is of an upper-end-open structure defined by a bottom plate, three side plates and a box door hinged to one side plate, and a bending platform is fixed to the upper end opening of the box body; a driving motor is installed in the box body, the driving motor is connected with a bending mechanism through a transmission piece, the lower half part of the bending mechanism is arranged in the box body, the upper half part of the bending mechanism is installed on the bending platform, and a feeding port positioning mechanism arranged on the surface of the bending platform is located on the right side of the bending mechanism; a resetting mechanism connected with the lower end of the bending mechanism is arranged in the box body; and after the driving motor drives the bending mechanism to rotate by a certain angle, bending of a to-be-bent rod piece which penetrates through the feeding port positioning mechanism and is inserted into the bending mechanism is achieved. The bending device overcomes quality defects caused by the deformation of the bending positions of the thin-walled snake-shaped heat exchange tubes, filling is not needed, the bending efficiency is improved, the uniformity of bent finished products is good, the bending process is mechanically completed, the labor intensity of staff isgreatly reduced, and the use value is high.

The invention discloses a conveying mechanism for cement materials. The conveying mechanism comprises a conveying frame body, wherein the conveying frame body comprises two adjustment cross beams; support legs are fixed at the bottoms of the two adjustment cross beams; the bottoms of the support legs are fixed on bottom connection parts respectively; a long slide through groove which extends along a length direction is formed in the middle part of each adjustment cross beam; slide grooves are formed in the upper inner sidewall and the lower inner sidewall of each long slide through groove; two slide blocks are bushed in the two ends of each long slide through groove; bulged blocks are arranged on the upper top surface and the lower bottom surface of each slide block; each bulged block is bushed in the corresponding slide groove; a middle adjustment plate and an adjustment motor connection plate are fixed in each long slide through groove and close to the two ends; a fine adjustment motor is fixed on each adjustment motor connection plate; one end of each adjustment screw is hinged on the corresponding slide block, the other end of each adjustment screw is screwed in a screwing hole formed in the output shaft of the corresponding fine adjustment motor, and the middle part of the adjustment screw is screwed to the corresponding middle adjustment plate. The conveying mechanism is capable of adjusting the tensioning degree of a conveying belt through the fine adjustment motors, the adjustment is accurate, and manual adjustment is not needed.

The invention discloses a building horizontal external shading angle regulation and control system based on a PLC. The system comprises an electric shading board, a PLC controller, a sensor component and an A/D converter. The sensor component acquires position signals, light signals, wind signals and rain and snow signals in real time and then converts analog signals into digital signals via the A/D converter and then transmits the digital signals to the PLC controller. The PLC controller sets the rotating tracks of the electric shading board according to change of the solar altitude angle and the azimuth of the latitude at which the shading board is positioned. The PLC controller performs logic signal processing according to the received real-time sensor signals and transmits control instructions to an electric motor via an output end. The electric motor rotates according to the output signals of the PLC controller so as to drive a wheel shaft and a pull rope to control change of the angle of the electric shading board. An automatic regulation and control function of the angle of the shading board changing according to time can be set according to the structural features and properties of a building and local sunlight conditions through programming of PLC internal programs with no requirement for artificial regulation.

The invention discloses a wind direction adjusting device of an underground local ventilator of a coal mine. The wind direction adjusting device comprises a base, a box is connected to an upper side of the base through a plurality of telescopic rods, the upper side of the base is connected with a lower side of the box through a lifting mechanism, ventilating windows are arranged on two sides of the box, the ventilating windows are provided with a plurality of wind-out blades in horizontal equidistant arrangement, and two sides of the wind-out blades are rotationally connected with inner wallsof the ventilating windows through rotating shafts. The wind direction adjusting device of the underground local ventilator of the coal mine has the advantages that the height of the box can be adjusted through the lifting mechanism, so that requirements on ventilation of wind outlets of different coal mines can be satisfied; through an arranged driving mechanism, the wind direction adjusting device can be driven to adjust angles of the wind-out blades, so that wind directions can be adjusted conveniently; through an arranged inclining mechanism, an inclining angle of the local ventilator canbe adjusted to correspond to the wind-out angles of the wind-out blades, and the wind direction adjusting device is convenient to use, free from manual adjusting and labor-saving.

The invention discloses a tensile spring structure for preparing a diamond film, which overcomes the defects that the tensity of all heating wires can not be adjusted independently and the heating wires are vibrated due to current fluctuation in the prior art. The invention provides a device which can automatically and finely adjust the tensity of all the heating wires independently. The device comprises a left insulating board, a right insulating board, a left electrode and a right electrode, wherein the left insulating board and the right insulating board are arranged on a base, the left electrode and the right electrode are made of molybdenum bars, a heating wire device is arranged between the two insulating boards and comprises a group of heating wires arranged in a multi-turning way and in the shape like a Chinese character zhi, left turning parts and right turning parts of the heating wires are hooked on a group of left elastic hooks and a group of right elastic hooks connected with the left insulating board or the right insulating board, each hook is provided with a guiding and limiting structure, and all the turning parts of the heating wires are electrically connected with one of the left electrode and the right electrode made of molybdenum bars through hooked electrodes. The tensile spring structure can adjust the tensity of the heating wires automatically, independently and finely, can ensure that all the sections of the heating wires do not droop and are positioned in the same plane in the whole growing process of diamond, enables the tensile force to be uniform and the tensity to be compensated automatically in the whole process.

The invention discloses a reliability testing device of a machine tool power tool rest and particularly relates to an electromagnetic and electric push rod mixed-loading tool rest reliability testbed. The problem that the working condition of the tool rest on an oblique bed body cannot be simulated and three-directional tool rest loading cannot be simultaneously conducted on the tool rest in the prior art is solved. The electromagnetic and electric push rod mixed-loading tool rest reliability testbed consists of a tool rest supporting part, a cutting force loading part, a tool rod part and a torque loading part. The tool rest supporting part comprises an X-direction moving unit and a Y-direction moving unit. The tool rod part is fixed to the power tool rest. The power tool rest is fixed to the X-direction moving unit. The cutting force loading part is arranged on one side of the power tool rest. The cutting force loading part comprises X-direction and Y-direction electromagnetic loading units and a Z-direction electric push rod loading unit. A dynamometer in the torque loading part is connected with a power output shaft of the power tool rest. The electromagnetic and electric push rod mixed-loading tool rest reliability testbed is closer to an actual usage state of the tool rest and has the advantages of being high in universality, easy to adjust, simple in structure and small in size.