14results about How to "Easy assembly and debugging" patented technology

The invention discloses a rotor suspension driving structure and method and a motor, and belongs to the technical field of magnetic suspension drive.The rotor suspension driving structure comprises a rotor suspension assembly and a rotor rotation driving assembly which are arranged on the two radial sides of a rotor, and working air gaps are formed between the rotor suspension assembly and the rotor rotation driving assembly and the rotor; the rotor is made of diamagnetic materials, the rotor suspension assembly below the rotor adopts a permanent magnet array and can be arranged in an Opposite or Halbach mode, passive and stable suspension support is provided for the rotor through magnetic repulsive force, the ratio of the suspension force to the gravity of the rotor is increased along with reduction of the scale, the miniature design of the bearing can be achieved, meanwhile, extra space is not occupied, and the bearing is more compact in structure and more compact in structure. And the size requirement of the motor can be further reduced.

The utility model relates to a 2 * 2 magneto-optical switch which comprises a first double-fiber collimator, a first birefringent crystal wedge angle sheet pair, an optical rotation assembly, a wave plate, a second birefringent crystal wedge angle sheet pair and a second double-fiber collimator which are sequentially arranged from left to right. The first double-fiber collimator comprises a first optical fiber and a second optical fiber; the second double-fiber collimator comprises a third optical fiber and a fourth optical fiber; the light beam of the first optical fiber is coupled into the third optical fiber and the light beam of the second optical fiber is coupled into the fourth optical fiber, or the light beam of the first optical fiber is coupled into the fourth optical fiber and the light beam of the second optical fiber is coupled into the third optical fiber. The optical fiber filter is small in size, low in insertion loss and high in extinction ratio; and assembling and debugging are simple.

The application discloses airtight pneumatic switch, which comprises a switch integral part, a shell covering the switch integral part, and a first sealing washer arranged between the switch integral part and the shell. The switch integral part comprises a pneumatic assembly, a push rod assembly arranged on the pneumatic assembly, and two groups of combined contacts with the same specification. The switch has long service life, high temperature resistance, convenient assembly and debugging, small size, light weight, and good circuit connection performance. The application further discloses a use method of the airtight pneumatic switch.

An electric turnover machine for calligraphy and painting boards comprises a machine body shell, a stepping motor is arranged in the machine body shell, and the stepping motor is a double-shaft motor; a shading element is arranged on an output shaft at the rear end of the stepping motor, a photoelectric sensor corresponding to the shading element is arranged in the machine body shell, and a shading piece penetrates through the photoelectric sensor to enable the photoelectric sensor to output signals to the circuit board chip. The circuit board chip is in signal connection with the stepping motor; the stepping motor is connected with the calligraphy and painting board overturning unit. The equipment is simple in structure and low in manufacturing cost, compared with similar products in the prior art, the arrangement mode of the equipment is more reasonable, on one hand, through free combination of the combined connecting pieces, a plurality of single equipment can form a freely-combined display matrix, and the applicability of the equipment is higher; and on the other hand, the arrangement form of the transmission mechanism and the photoelectric triggering mechanism of the equipment is more reasonable, cooperative linkage of the two mechanisms is achieved through the double-shaft motor, assembling, debugging, overhaul and maintenance are simpler, and the equipment has higher market popularization value.

The utility model relates to the technical field of motors, and provides a motor anti-reversion device, which comprises an end cover and a rotor shaft which are arranged on a motor, the end cover is sleeved on the rotor shaft and is rotatably connected with the rotor shaft, one end of the rotor shaft extends to the outer side of the end cover and is provided with an anti-reversion disc, the end cover is provided with an anti-reversion chassis which is arranged corresponding to the anti-reversion disc, and the anti-reversion chassis is connected with the rotor shaft. An anti-reversion assembly is arranged between the anti-reversion disc and the anti-reversion chassis; the anti-reverse assembly comprises a plurality of anti-reverse pins, the anti-reverse pins are movably installed on the anti-reverse disc, a plurality of anti-reverse grooves are formed in the upper circumference of the anti-reverse disc, and the anti-reverse pins and the anti-reverse grooves are correspondingly arranged and connected in an inserted mode. The anti-reversion device is convenient to install, good in anti-reversion effect and convenient to assemble, debug and maintain.

This application relates to an optical system and an endoscope. The optical system includes a front lens, a light path conversion element, a rear mirror assembly, and a sensor arranged sequentially from the object side to the image side. The light path conversion element is used to change the direction of light propagation, causing the light rays passing through the front lens to be deflected and incident on the rear mirror assembly. The optical system satisfies: 0.9 < |f F / f|<1.1, 1.2<f R / f < 1.7, 0.63 < |f F / f R |<0.88, where f F f is the focal length of the front lens. R f is the focal length of the rear mirror group, and f is the focal length of the optical system. This application, through the arrangement of the front lens, the optical path conversion element, and the rear mirror group, and by defining the relationship between the focal length of the front lens, the focal length of the rear mirror group, and the focal length of the optical system, enables the optical system to have a better field of view, better image quality, and better miniaturization design.

The utility model discloses a three-shaft mixing pump which is characterized in that the three-shaft mixing pump comprises a pump body, a middle connecting shaft, a first connecting shaft and a second connecting shaft, and a first-stage roots pump body cavity, a second-stage roots pump body cavity and a screw pump body cavity which are mutually independent are sequentially arranged in the pump body; two first-stage roots rotor parts which are meshed with each other are arranged in a cavity of the first-stage roots pump body, and the two first-stage roots rotor parts are mounted on the middle connecting shaft and the first connecting shaft respectively; two second-stage roots rotor parts which are meshed with each other are arranged in a cavity of the second-stage roots pump body, and the two second-stage roots rotor parts are mounted on the middle connecting shaft and the second connecting shaft respectively; and two screw rotor parts which are meshed with each other are arranged in a cavity of the screw pump body and are respectively mounted on the middle connecting shaft and the first connecting shaft. According to the utility model, the vacuumizing effect is improved, the energy consumption is reduced, the occupied space is also reduced, and the cost is reduced.

The present invention discloses a detection device and method for simultaneous equal-optical-path imaging and equal-illuminance illumination of both sides of a grain based on an image combining optical element. The device comprises a camera, a telecentric imaging lens, an image combining optical element and a semiconductor grain arranged in sequence in a vertical light path direction. Trapezoidal image transfer prisms are arranged on both sides between the image combining optical element and the semiconductor grain. The two side surfaces of the semiconductor grain are imaged at different areas on a camera sensor surface through the trapezoidal image transfer prism and the image combining optical element in a dual light path. The present invention replaces two independent right-angle image transfer prisms with a single image combining optical element to realize the image combining function of the double-sided imaging light path. The solution has a simple assembly structure, is easier and more convenient to debug the image combining light path, and has a higher double-sided image combining accuracy.

The present invention discloses a new method for simultaneous quasi-equal optical path imaging confocal detection of adjacent surfaces of semiconductor crystal grains, wherein the detection device includes a camera, a telecentric imaging lens, a semi-transparent and semi-reflective image combiner, a semiconductor crystal grain and a transparent stage for holding the semiconductor crystal grain, which are sequentially arranged in the direction of the optical path. A first right-angle image rotation prism and a second right-angle image rotation prism are respectively arranged on the optical path between the semiconductor crystal grain and the semi-transparent and semi-reflective image combiner, the second right-angle image rotation prism is located on the first side of the optical axis of the telecentric imaging lens, and the two right-angle surfaces of the two right-angle image rotation prisms are both perpendicular to the optical path, and at least two surfaces of the semiconductor crystal grain are respectively imaged on different regional positions on the camera sensor surface through the right-angle image rotation prism and the semi-transparent and semi-reflective image combiner in a dual optical path. The present invention has the advantages that the detection of quasi-equal optical path confocal imaging and equal illumination illumination of adjacent surfaces of the crystal grain can be obtained; the distance △ between the double images of adjacent surfaces can be adjusted.

The utility model discloses a tape film tearing machine which comprises a machine frame, a film tearing mechanism, a feeding conveying belt, a material warehouse, a material taking mechanical arm and a piece separating mechanism, wherein the film tearing mechanism, the feeding conveying belt, the material warehouse, the material taking mechanical arm and the piece separating mechanism are installed on the machine frame. The film tearing mechanism is used for tearing a film on the sheet material; the feeding conveying belt is located on the left side of the film tearing mechanism and used for conveying sheet materials to the film tearing mechanism. The material warehouse is located on the front side of the feeding conveying belt and used for positioning and containing sheet materials with films to be torn. The material taking mechanical arm stretches across the feeding conveying belt and the material warehouse and is used for taking materials from the material warehouse and placing the materials on the feeding conveying belt. The sheet separating mechanism is located on the left side of the material warehouse and used for conducting sheet separating treatment on the sheet materials grabbed by the material taking mechanical arm, and the material taking mechanical arm is prevented from grabbing the multiple sheet materials at a time. Compared with an existing film tearing machine, the tape winding film tearing machine is high in automation degree, material stacking and material distributing are more convenient, and meanwhile equipment assembling and debugging are facilitated.

This invention discloses a terminal strip cutting and separating device, comprising a support, a conveying platform for conveying terminal strips fixed on the support, a cutting assembly located near the discharge end of the conveying platform, and a cutting drive mechanism on the support for driving the cutting assembly to cut the connection between two adjacent terminals in the terminal strip. A conveying push block is located above the conveying platform, and a push block drive mechanism on the support for driving the conveying push block to move back and forth and convey the terminal strip forward. The forward and backward travel of the conveying push block is equal to the distance between the center lines of two adjacent terminals. Compared with the prior art, this invention, when used with a multi-station rotary pressing head, can pre-cut the terminal strip into individual terminals, saving pressing space. Furthermore, it has a simple structure, low cost, and is easy to assemble and debug in practical applications.

The application discloses an assembling device, which comprises a base, a bearing mechanism, a positioning mechanism and a pushing mechanism. The bearing mechanism is arranged on the base and is used for fixing and mounting a shell, and the opening of the shell is arranged in the transverse direction. The positioning mechanism is arranged on the base and comprises a positioning block movably arranged in the transverse direction. The lower end surface of the positioning block is provided with a first positioning surface and a second positioning surface arranged at intervals. The first positioning surface is used for abutting against the upper surface of the shell. The pushing mechanism is arranged below the positioning block and comprises a pushing part movably arranged in the vertical direction. The pushing part is used for pushing upward the fitting part locally bonded to the shell, so that the upper surface of the fitting part abuts against the second positioning surface. Thus, the posture of the upper surfaces of the shell and the fitting part is limited, the state is maintained until the adhesive solidifies, and the assembled product with a specific posture can be obtained. Compared with the existing correction mode which needs laser scanning and cooperation of a multi-axis mechanism, the overall structure is simpler, and the investment cost is reduced.

The application discloses an intelligent robot for fine blasting of underground works and belongs to the technical field of underground work construction equipment, which comprises a moving unit, an anti-skid walking unit and a brake unit are installed on the moving unit, a control module is integrated on the moving unit, a signal antenna is installed on the control module, a section scanning module is installed at the front end of the moving unit and is electrically connected with the control module, a scheme generation module is integrated in a built-in underground work standard blasting parameter library and is electrically connected with the control module, a blast hole fine positioning module is installed at the rear end of the moving unit, and a blasting effect evaluation module is installed on the blast hole fine positioning module. The underground work fine blasting intelligent robot realizes integrated closed-loop operation of the whole blasting process, can replace manual work to enter a high-risk operation environment, reduces overbreak and underbreak, and greatly improves the safety, accuracy and efficiency of blasting operation.

The present invention relates to the field of door and window testing equipment, and in particular to a door and window testing, assembling and debugging rack, comprising a base, a universal wheel with a foot brake is arranged below the base, a support rod for placing the door and window is arranged above the base, an auxiliary rod is arranged at one end of the support rod, the auxiliary rod extends in a direction away from the base and is perpendicular to the support rod, one end of the support rod and the auxiliary rod close to each other is hinged with the base about a horizontal axis, a rotating component that drives the support rod to rotate to a horizontal level is arranged on the base, and a pressing component that presses the door and window onto the support rod is arranged on one side of the auxiliary rod, so as to facilitate the assembly and debugging of the door and window and test its operating sealing performance, and at the same time facilitate short-distance transportation indoors, save time and manpower, and ensure the vertical testing effect of the door and window before being installed to the opening.