919results about How to "The distance is easy to adjust" patented technology

The invention relates to a maintenance car of handcart type breaker equipment. The maintenance car comprises a carframe, a braking mechanism, a bearing suspension mechanism, a guide rail lifting device and a clamping device, wherein the carframe comprises two supports, an upper beam and a lower beam; the upper and lower beams are fixed at the back parts of the two supports respectively; the back part of each of the two supports is provided with an upright guide rail with an opening; the openings of the upright guide rails are opposite; a driving gear shaft is arranged at the back part of the carframe; the braking mechanism is arranged on the carframe; two vertically-arranged racks of the bearing suspension mechanism are respectively connected with connecting plates; driving gears at the two sides of the driving gear shaft are meshed with the two racks; idler wheels at the side parts of the connecting plates are arranged in the two upright guide rails of the two supports; guide rail shafts are fixed on the two connecting plates; fixed guide rails are fixed on the guide rail shafts; movable guide rails are sheathed on the guide rail shafts and can move axially; and the guide rail lifting device and the clamping device are arranged on one of the supports. The maintenance car can be used for maintaining the handcart type breaker equipment safely and reliably in field, is convenient in the operation and can improve the maintenance working efficiency.

The invention discloses a detecting device and a detecting method for dark field cofocal subsurface based on two coaxial conical lenses. Light emitted by a point light source passes through a collimating lens to form parallel light; the parallel light sequentially passes through a beam expander, a conical lens I and a conical lens II to form ring light; the ring light is converged to a to-be-tested sample by a beam splitting prism and an objective lens; reflected light and scattered light which are emitted by the to-be-tested sample pass through the objective lens and the beam splitting prismsequentially and enter a detection complementary diaphragm; the reflected light is shielded by the detection complementary aperture; the scattered light passes through the detection complementary diaphragm, a collecting lens and a detection pinhole sequentially and enters a photoelectric detector. The ring light illumination with adjustable duty factor is realized by adopting a beam expander and one group of symmetrically-putted coaxial conical lenses; dark field cofocus is realized by in combination with the detection complementary diaphragm; the problems of low signal-noise ratio, non-adjustable duty ratio of a shield type ring optical generator and great energy loss in the detection of the subsurface by an ordinary cofocal microtechnique are solved; the detecting device and the detecting method are suitable for subsurface nondestructive testing.

The invention discloses a spacing adjustable multi-position square tube drilling device. The spacing adjustable multi-position square tube drilling device comprises a box. In the operating process, amotor I and a motor II are powered on; the motor I drives threaded rods I to rotate under the engagement effect of bevel gears I and bevel gears II. As two threaded holes I in two sliding blocks are opposite in direction, the two sliding blocks I move face to face or move back to back so as to adjust the spacing between the two sliding blocks I to conduct drilling locating. The spacing adjustablemulti-position square tube drilling device can equidistantly drill multiple holes according to the marks of holes in a working table. Buffer devices act and can buffer instant force generated during collision of drill bits and a square tube instantly, so that abrasion to the drill bits is prevented, and the service life is prolonged. The spacing adjustable multi-position square tube drilling device facilitates adjustment of the space between the drill bits, improve the drilling efficiency, save time and labor in the operating process and provide convenience for people in the operating process.Different sizes of square tubes can be mounted and can be slidably mounted. Accordingly, the spacing adjustable multi-position square tube drilling device can drill the multiple holes rapidly and improve the machining efficiency.

An adjustable and controllable flexible bendable biological lumbar vertebrae structure system for a four-foot robot belongs to a novel biological lumbar vertebrae structure system for the four-foot robot. Aiming at the phenomenon that the animal lumbar vertebrae function of the conventional robot is always neglected or the introduced animal lumbar vertebrae function is not fully achieved, the invention provides the adjustable and controllable flexible bendable biological lumbar vertebrae structure system for the four-foot robot, which fully imitates the structure and functions of the lumbar vertebrae of an acinonyx jubatus, can achieve functions of the four-foot robot, including explosive jump, smooth furling and unfurling of four feet, specific body posture immovability and the like via connection of properly bent elastic steel plates and quick movement and coordination control of a dual-direction inverse spiral quick regulation mechanism; and in addition, the action of energy absorption and shock reduction of the elastic steel plate is fully utilized; a plurality of connection threaded holes in the joints of the elastic steel plate can achieve control of positions of a front part and a rear part of the lumbar vertebrae, as a result, the adjustment and control of the size of the total length of the robot are enhanced.

Provided is an ultrasonic-wave stress detection device capable of adjusting an acoustic beam angle and a test area. The detection device comprises a center positioning bench (100). Parallel guide rail racks (200) are fixed on opposite side faces of the center positioning bench (100) and are slidably connected with a glass pedestal (300). A U-type groove rail (310) with a protruding arc guide rail face (311) is arranged on the upper part of the glass pedestal (300). A probe fixing wedge (400) is slidably connected with the side wall of the U-type groove rail (310). The recessed arc face of the probe fixing wedge (400) cooperates with the protruding arc guide rail face (311) of the U-type groove rail (310). A probe fixing cavity (500) used for fixing an ultrasonic-wave probe is arranged on the upper part of the probe fixing cavity (500). According to the invention, adjustment and correction of first critical angles of a welded seam and of a heat affected zone and residual stress tests for different kinds of materials can be achieved; and residual stress tests of to-be-tested workpieces in different areas of regions can be achieved.

The embodiment of the invention discloses an adjusting device and a wearable device. The adjusting device comprises a connecting member to be connected to a first strap and an adjusting belt to be connected to a second strap; wherein the adjusting belt comprises a first segment and a second segment which are connected successively. The second segment has elasticity. The first segment is detachablyconnected to the connecting member. The connection position of the first segment and the connecting member is adjusted to change a distance between the first strap and the second strap. The second segment is stretched to change a distance between the first strap and the second strap by elastic deformation. According to the technical solution provided by the embodiment of the present invention, the first segment and the second segment of the adjusting belt can simultaneously provide two adjustment modes so as to conveniently adjust the distance between the first strap and the second strap. Theadjusting mechanism is simple and good in adjustability, occupies little space, and facilitates use.

The invention relates to the technical field of LED lamps, and discloses an LED street lamp that effectively enhances the illumination range and can adjust the position. It is fixedly connected with the transmission shaft, the top end of the transmission shaft penetrates and extends to the top of the stability box, the top end of the transmission shaft is fixedly connected with a threaded rod, and the top end of the threaded rod is threaded with a threaded pipe. The LED street lamp that can effectively enhance the illumination range and adjust the position can realize lighting through the normal operation of the light bulb, and can make the slider slide in the chute through the extension and shortening of the first hydraulic telescopic rod, so that the partition can be adjusted. The lifting of the plate facilitates the adjustment of the distance between the light bulb and the convex lampshade, and the adjustment of the range of illumination. The angle of the light bulb can be adjusted through the extension and shortening of the second hydraulic telescopic rod, which is more convenient to enhance the range of illumination.

The invention discloses a cutting device, comprising two cutter frames which are arranged in bilateral symmetry, and a connecting mechanism for connecting the two cutter frames, wherein each cutter frame comprises an angle forming component and a cutter box, each angle forming component is provided with an inclined plane, and the cutter box is arranged on the inclined plane of each angle forming component. The cutting device has the beneficial effects that by adopting the structure provided with the cutter frames which are arranged in bilateral symmetry, the cutting of a V-shaped bevel opening of a KT plate can be finished once without repeated operations, so that time and labor force are saved. Meanwhile, the inclination degree of the inclined plane determines the size of the included angle beta of the V-shaped bevel opening, and moreover, the cutting structure with the structure is uniform in stress, so that the surface of the V-shaped bevel opening cut by the cutting device is relatively smooth to facilitate folding use in a later period.

The invention discloses a household shoe cabinet capable of increasing a space utilization rate. The household shoe cabinet comprises a cabinet body. Horizontally symmetrical threaded rods are arranged in the interior of the cabinet body, a plurality of groups of slide bases are arranged on the threaded rods, and placing plates are arranged between each group of slide bases. Lifting bases are arranged at the lower ends of the sliding bases, driven wheels are arranged on the outer sides of the lower ends of the lifting bases, second motors are arranged in the middles of the lower sides of the placing plates, and driving wheels are arranged at output ends of the second motors. The driving wheels and the driven wheels are connected through belts, cavities are formed inside the placing plates,the left ends of the cavities are provided with air inlets, and the air inlets are provided with heat fans. A plurality of first hot air holes communicated with the upper portions of the placing plates are formed in the upper sides of the cavities, a plurality of second hot air holes communicated with the lower portions of the placing plates are formed in the lower sides of the cavities, and a purification chamber is formed inside the upper end of the cabinet body. The household shoe cabinet has a simple structure and high space utilization, is convenient to use, and can ensure the cleannessof a storage space.

The invention discloses an air outlet structure and a central air-conditioning system having the same. The air outlet structure includes an air outlet shell structure, an air deflector assembly (8) and a driving device (6); the air deflector assembly (8) includes Bracket (82), wind deflector (81) and sweeping wind connecting rod (83), described wind deflecting plate (81) is rotatably arranged on the described bracket (82), and described sweeping wind connecting rod (83) is perpendicular to The rotation axis of the wind deflector (81), the wind sweeping link (83) is hinged with the wind deflector (81) and the hinge axis is parallel to the rotation axis; the drive of the driving device (6) The drive link (7) is connected to the end, and the drive link (7) is slidingly matched with the sweeping link (83), and the drive link (7) is driven by the sweeping link (83) The wind deflector (81) sweeps the wind. The air outlet structure of the present invention ensures user comfort and reduces processing difficulty.

The invention relates to a blue-light therapeutic instrument for jaundice detection. The blue-light therapeutic instrument is composed of a blue-light LED light source, a control module, a power supply module, a shell, a spotlight head, a coaxial optical fiber and a jaundice index detection unit. The blue-light LED light source is used as a treatment light source; a detection-light LED light source is used as a detection light source; and light guiding is carried out by using the coaxial optical fiber. Therefore, the blue-light therapeutic instrument not only has a jaundice treatment function but also has a jaundice index detection function; and the jaundice treatment power can be adjusted according to a jaundice index detection result. The side effect can be reduced substantially; the power is enhanced; the treatment time is shortened substantially; various side effects and instability of the traditional phototherapy instrument are eliminated. The severe jaundice disease of the newborn can be treated effectively.

The invention provides an inner clip type template and a matched device thereof, relating to a concrete inner clip type template accessory, in particular to a template, which can be spliced, interchanged and used repeatedly, and is made of recoverable materials, and a matched device thereof. A metal pull rod(2) is inserted between two opposite templates (1); gaskets (3) are arranged between a choke block(2-2) at one end of the metal pull rod(2) and the templates(1); a inserting piece(4) is inserted in an inserting slot(2-1) of the metal pull rod(2); a precast hollow concrete block(5) is in sleeved connection with the metal pull rod(2) and arranged between the two templates(1). The inner clip type template and the matched device can facilitate the building of concrete templates, and while casting concrete, the inner clip type template and the matched device can conveniently and quickly adjust the wall thickness, shorten the construction period and speed up the construction.

The invention discloses a stable-clamping punching device for elevator accessory machining, and belongs to the technical field of elevator accessory machining. The device comprises a workbench of a hollow structure, a filter plate is in inserted connection with an inner cavity of the workbench, a fan is installed in the center of the bottom of the workbench, a falling port is formed in the centerof the top of the workbench, a grid plate is installed on the top of the falling port, the workbench is provided with an installation hole matched with a first screw rod, the top of the connection rodextends to the outer side of the workbench and is provided with a clamping device, an electric telescopic rod is installed on the inner wall of the top of a portal frame, a motor is installed at thebottom of the electric telescopic rod, and the output end at the bottom of the motor is provided with a drill bit. The device is easy to operate, by arranging a spring and centimeter scale lines on the outer wall of a second screw rod, elevator accessory clamping is facilitated, the problem that the outer walls of elevator accessories are damaged due to the too large clamping force of clamping blocks is avoided, and environmental pollution caused by scattering of chippings on the ground is effectively avoided.

The invention discloses a proofreading type adhesive dispensing device for electronic manufacturing. A fixed mechanism, a control mechanism, a feeding mechanism and an adhesive dispensing mechanism are included, wherein the fixed mechanism is provided with a base; the feeding mechanism is provided with an object carrying table and a second movable block; the adhesive dispensing mechanism is provided with an adhesive dispensing valve arranged on the second movable block and a calibrator used for calibrating the positions of the adhesive dispensing valve and a workpiece; the calibrator is fixedly arranged on one side of the adhesive dispensing valve; the feeding mechanism can be controlled by the control mechanism to drive the second movable block to move in the space relative to the objectcarrying table; and the adhesive dispensing mechanism can be driven by the control mechanism to perform adhesive dispensing operation. According to the proofreading type adhesive dispensing device forelectronic manufacturing, infrared ray emitted out of an infrared distance measuring sensor is irradiated onto an electronic element, the position of the electronic element is fast proofread, the adhesive dispensing precision is improved, and meanwhile the distance between the adhesive dispensing valve and the electronic element is convenient to adjust.

The invention discloses a gluing device for packaging box production. The gluing device comprises a bottom plate, wherein stand columns are welded at the four corners of the outer wall of the top of the bottom plate, and a top plate is welded to the outer wall of the top of the stand columns; an electric sliding rail is connected to the outer wall of the bottom of the top plate through bolts, a sliding block is slidably connected to the inner wall of the electric sliding rail, vertical rods which are distributed equidistantly are welded to the outer wall of the bottom of the sliding block, andbrushes are connected to the outer walls of the bottoms of the vertical rods in a bonding mode; and a glue storage box is connected to the outer wall of the top of the top plate through bolts, and aglue adding pipe is welded to the outer wall of the top of the glue storage box. According to the gluing device for the packaging box production, the brushes on the vertical rods can continuously moveleft and right, and glue body flowing to a paperboard is evenly spread, so that the using effect is better, and the paperboard can be firmly adsorbed on a sucker; and meanwhile, a rubber pad on the sucker can increase the friction force with the paperboard, so that the fixing is stabler, it is guaranteed that the paperboard does not shake during coating, and the gluing effect of the device is further improved.

The invention relates to an electrochemical machining technology, in particular to an ultrasonic assistance supercritical electro-deposition device. According to the ultrasonic assistance supercritical electro-deposition device, supercritical carbon dioxide fluid serves as a carrier, ultrasonic waves serve as an assistance, and therefore different mechanisms can act at the same time, superposition, cooperating and complementary effects are generated, the surface quality, the mechanical property and other properties of a composite coating are effectively improved. The ultrasonic assistance supercritical electro-deposition device comprises a reaction still (1) and an electro-deposition clamp (2), and the reaction still (1) is provided with a heating assembly, an ultrasonic wave assembly and a magnetic stirring assembly; and the electro-deposition clamp (2) comprises a flange end cap, a guide rail assembly, an electrode clamping plate assembly and a locking mechanism assembly. The ultrasonic assistance supercritical electro-deposition device is reasonable and simple in structure, the reaction still has the heating, ultrasonic assistance and magnetic stirring functions at the same time, ultrasonic assistance supercritical electro-deposition can be achieved, and the electro-deposition efficiency and the coating quality are improved.

The invention discloses an automatic rotary compression necking device of a metal tube. The device comprises a machine frame, a hopper mechanism, a necking mechanism, a conveying mechanism and a control system, wherein the machine frame is provided with a tabletop plate, and the hopper mechanism, the necking mechanism, the conveying mechanism and the control system are arranged on the machine frame; the hopper mechanism comprises a hopper, and the hopper comprises a hopper bottom plate, hopper middle plates, a hopper baffle plate and an L-shaped tube placing block; the necking mechanism comprises an electric spindle, a linear moving mechanism, a tube clamping mechanism, a lifting type supporting mechanism, a cooling device and a screw rod driving mechanism, and the screw rod driving mechanism uses a servo motor as power; the conveying mechanism comprises a material jacking mechanism, a Z-Y direction two-dimensional moving mechanism, a transmission rod and two conveying double-V rods, and two material jacking V-shaped grooves are formed in each conveying double-V rod in a spaced mode; and the control system comprises a touch screen and a PLC which are connected through circuits. Theautomatic rotary compression necking device for the metal tube is high in machining efficiency, good in quality, high in precision, suitable for necking machining of metal tubes with different lengths and machining parameters, simple to operate and high in automation degree.

The invention discloses a photography tripod which comprises an annular installing base. A supporting rod is arranged at the middle portion of the top end of the annular installing base, a fixing plate is fixedly arranged at the top end of the supporting rod, connecting plates are arranged at the two ends of the fixing plate, sliding grooves are fixedly formed in the two inner side walls of the fixing plate, sliding blocks are fixed to the two sides of the connecting plates, the sliding grooves are in sliding connection with the sliding blocks, fixing blocks are fixedly arranged at one ends ofthe tops of the two connecting plates, and a lead screw base is fixedly installed on one side of each fixing block. According to the photography tripod, through cooperation of the sliding grooves andthe sliding blocks which are arranged, the distance between the two connecting plates is conveniently adjusted, and the adjusting effect can be carried out according to the size of a camera; first bolts are arranged, and therefore the effect of fixing the connecting plates is achieved; arranged limiting blocks have the effects of limiting and camera fixing; and through the effects of lead screwsand the lead screw bases which are arranged, rotation of the lead screws is converted into rectilinear motion, and the effect of driving the limiting blocks to move is achieved.

The invention discloses an automatic welding machine for chains. The automatic welding machine comprises a rack, and a location clamping system, a transmission system, a welding system and an electronic control system are arranged on the rack. The location clamping system comprises a clamping air cylinder, a first rotation rod and a second rotation rod. The first rotation rod and the second rotation rod are arranged left and right coaxially and oppositely, a clamping plate is arranged at the opposite ends of the second rotation rod and the first rotation rod respectively, coaxial location columns extending inwards are arranged on the two clamping plates respectively, and the first rotation rod is controlled by the clamping air cylinder to move laterally. The transmission system comprises a motor and a chain drive mechanism, and the first rotation rod and the second rotation rod are driven by the motor and the chain drive mechanism to rotate synchronously. The welding system comprises a welding machine, a welding gun, a welding gun support, a welding gun support moving platform and a welding air cylinder. The electronic control system comprises a sensor, a stroke controller and a counter. The automatic welding machine has the advantages of being simple and rapid to operate, low in labor intensity, high in working efficiency, safe and reliable and good in welding quality.

The invention discloses a substation secondary wire straightening and bending device and a wire fixing tightness commissioning method. The device comprises a cylinder, wherein supporting legs which are movably connected are arranged at the two ends of the cylinder and a magnet is arranged at one end of each supporting leg. Not only can substation secondary wires be straightened and bent in a batch, but also automatic bending can be realized, the bending tidiness and efficiency are high, the maintenance of a protection screen in future is facilitated, and more importantly, whether the substation secondary wires are firm or not can be conveniently detected.

The invention discloses a multifunctional plant protection unmanned aerial vehicle which comprises an unmanned aerial vehicle body and a pesticide application box. Arms are mounted on two sides of theunmanned aerial vehicle body, spraying rods are connected at the bottoms of the arms through telescopic hanging rods, a pesticide box mounting frame is fixed at the bottom of the unmanned aerial vehicle body, an anti-vibration inner frame is connected on the inner side of the pesticide box mounting frame through a buffer spring, the pesticide application box is arranged in the anti-vibration inner frame, and a hydraulic cylinder is mounted on the inner side wall of the anti-vibration inner frame and connected with a clamping plate through a hydraulic telescopic rod. The unmanned aerial vehicle is simple in structure, multifunctional and high in practicability, the hydraulic telescopic rod is matched with the clamping plate, the pesticide application box can be rapidly fixed into the anti-vibration inner frame and is conveniently assembled and disassembled, time and labor are saved, the anti-vibration inner frame is connected with the pesticide box mounting frame through the buffer spring, shaking generated by the pesticide application box in pesticide application process can be effectively buffered and reduced, unstable flight of the unmanned aerial vehicle caused by shaking of the pesticide application box is avoided, and stable flight of the unmanned aerial vehicle is ensured.