79results about How to "Accurate direction" patented technology

The invention provides an intelligent loudspeaker based on a positioning beacon, and relates to the field of sound amplification systems, and the intelligent loudspeaker comprises a following positioning module which comprises a positioning beacon arranged on a followed object, a master base station and a plurality of slave base stations which are arranged on the loudspeaker, and a positioning analysis unit; the information acquisition module is used for acquiring real-time environment information; the sound amplification following module is used for determining a following path and following parameters according to the real-time relative position relationship between the positioning beacon and the main base station, the real-time environment information and the historical relative position relationship between the positioning beacon and the main base station, and controlling the walking assembly to drive the loudspeaker to move; and the sound amplification adjustment module is used for determining a real-time sound amplification parameter, controlling the pose adjustment assembly to adjust the pose of the loudspeaker and adjust the output volume of the loudspeaker according to the real-time relative position relationship between the positioning beacon and the main base station, the real-time environment information and the following path, and the intelligent follow-up system has the advantages of realizing intelligent follow-up of the loudspeaker based on the positioning beacon and improving the user experience.

The utility model discloses high-speed ceramic chip feeding equipment which comprises a ceramic chip feeding mechanism, an angle recognition mechanism and a sorting and positioning mechanism. The ceramic chip feeding mechanism comprises a ceramic chip feeding vibration disc, a feeding track and a linear vibrator; the angle identification mechanism is used for carrying out positioning identification and angle signal output on the ceramic workpieces on the feeding track; the sorting and positioning mechanism comprises a rotary arm assembly driven by a servo mechanism and a rotary suction assembly connected with the rotary arm assembly; the servo mechanism can receive angle signals output by the angle recognition mechanism and drive the rotary arm assembly and the rotary material suction assembly to work. According to the utility model, through the cooperative use of the automatic ceramic chip feeding mechanism, the sorting and positioning mechanism and the angle identification mechanism, quick and accurate ceramic chip workpiece feeding and positioning are realized, so that the overall efficiency of a production line is improved, and meanwhile, errors caused by manual operation and human intervention are reduced; and the angle identification mechanism and the sorting positioning mechanism are matched to remarkably improve the precision and the stability.

The invention belongs to the technical field of deformation monitoring of pipe jacking operation, and particularly discloses a pipeline end deformation monitoring system for deep earthing long-distance pipe jacking operation. Defining external energy and internal energy of each contour unit of the butt-welded pipeline, and judging whether to carry out repair welding operation on each contour unit or not; judging whether to add a steel pipe support measure to each contour unit or not by detecting the shaft body inclination state and the shaft body ovality of each contour unit of the butt-welded pipeline; by determining the butt joint axial coordinate line on the contour of the shaft body of the butt-welded pipeline, the pipe jacking operation strength of the end of the pipeline to be subjected to butt welding is determined, and whether the soil body around the pipeline jacking path is reinforced or not is judged; potential deformation risks are found in time by judging the jacking operation deformation risks of the ends of the pipelines to be subjected to butt welding, and therefore preventive measures are taken before jacking operation.

The utility model relates to the technical field of structural parts of optical element devices, and discloses an optical fiber transmission clamp which comprises a transmission insertion core which is provided with a through hole with the aperture size changing from large to small and is used for enabling an optical fiber to penetrate in from the large-aperture end of the through hole and penetrate out from the small-aperture end for transmission, and the small-aperture end is used for carrying out radial positioning on the optical fiber; the insertion core clamping device is used for elastically clamping the transmission insertion core in a fixed state and fixing and positioning the transmission insertion core; and the base is used for coaxially assembling a plurality of insertion core holders so as to ensure that the optical fiber is stably and optically coaxially transmitted between two adjacent transmission insertion cores. Through the accurate aperture design, the use of the elastic clamp holder and the design of the coaxial base, the technical problems of the existing optical fiber transmission clamp in the aspects of operation complexity, optical fiber damage, poor consistency and the like are effectively solved, and the optical fiber transmission efficiency and reliability are improved.

The utility model discloses a bridge pile foundation scouring safety monitoring device in the technical field of bridge monitoring. The bridge pile foundation scouring safety monitoring device comprises a clamping table, a lifting box, a positioning block, a waterproof camera, a monitoring sensor and an infrared distance meter. A pile foundation can be locked and hooped through the more stable clamping table and the clamping hoop cylinder, clamping is more stable, the lifting table is limited through the guide rod and the ball screw, it is ensured that lifting of the lifting table is stable and does not deflect, the more accurate lifting direction is provided for a detected arc plate and the lifting table, it is ensured that detection lifting is kept vertical, and the detection efficiency is improved. In this way, the infrared distance meter is kept vertical, the annular arc plate does not rotate or deflect, and the effectiveness of detection data is improved. The horizontal extension and retraction of the arc plate are more stable, the detection data are more accurate, and the scouring condition is monitored in real time through the waterproof camera and the infrared distance meter, so that the monitoring accuracy is ensured when the bridge pile foundation is flushed by river water, the operation is simple, and the use is convenient.

The invention discloses a workpiece placing jig, and relates to the technical field of metal powder injection, the workpiece placing jig comprises a positioning cover plate covering a sintered plate, the positioning cover plate is provided with a plurality of profiling holes which penetrate through the positioning cover plate and are provided with preset intervals, and parts can penetrate through the profiling holes to be clamped into part limiting grooves of the sintered plate; the shape of the profiling hole is matched with the shape of the part so that the part can only penetrate through the profiling hole from the front face, a strip penetrating groove allowing the ceramic strip to penetrate through is formed in the side face of the positioning cover plate, the strip penetrating groove is parallel to the part limiting groove, and the groove bottom of the strip penetrating groove is communicated with the profiling hole. The method has the effects of simplifying the placing steps and improving the production efficiency and the product quality.

An automatic steel drum cover feeding device comprises a turnover mechanism installed through a supporting component, whole-stack lifting and transplanting devices are symmetrically installed at the two ends of the turnover mechanism, a detection bearing mechanism is arranged at the front end of the whole-stack lifting and transplanting devices and the front end of the turnover mechanism, and the detection bearing mechanism corresponds to the output end of the whole-stack lifting and transplanting devices. The whole-stack lifting and transplanting device corresponds to the action position of the turnover mechanism at the same time, a carrying-out mechanism is further installed at the top of the supporting component, an output roller way is arranged at the front end of the detection bearing mechanism, and the carrying-out mechanism carries out the barrel covers to the output roller way; by means of mutual cooperation of the whole stack lifting and transplanting device, the overturning mechanism, the detecting and bearing mechanism, the carrying-out mechanism and the output roller way, automatic feeding work of the barrel covers can be conveniently completed, great convenience is brought to the whole process, it can be guaranteed that the barrel covers are conveyed in the correct direction on the basis of conveying, and the working efficiency is improved. And the whole stack lifting and transplanting device is provided with two sets, the whole process is uninterrupted, and the working efficiency is high.

The utility model relates to the technical field of printing equipment, and discloses a paper conveying wheel adjusting mechanism which comprises a conveying plate, conveying rollers are arranged at the front end and the rear end of the conveying plate, and a conveying belt is arranged on the outer sides of the conveying rollers. According to the adjusting mechanism for the paper conveying wheel, the upper clamping plate and the lower clamping seat are arranged, the long rod is placed at the upper end of the lower clamping seat, the handle screw is rotated to drive the upper clamping plate to move downwards along the sliding groove until the long rod is locked, the rotating handle is rotated to drive the worm to rotate, the worm rotates to drive the worm gear to rotate, and the lower clamping seat and the upper clamping plate are driven to rotate, so that the inclination angle of the long rod is adjusted; the driving mode of the worm and the worm gear has the self-locking characteristic, the adjusting assembly is installed on the long rod in a sliding mode through a sliding sleeve, and when the adjusting assembly reaches a proper position on the long rod, a locking bolt is rotated till the long rod is locked. The locking mechanism is simple. A limiting plate is arranged, the depth of the hand-screwing bolt extending into the adjusting base is adjusted by rotating the hand-screwing bolt, and a limiting column is inserted into a limiting groove. Therefore, the pressing force between the brush wheel and the conveying belt is adjusted.

The utility model discloses a full-automatic hawthorn pitting machine, and relates to the technical field of hawthorn processing. The full-automatic hawthorn pitting machine comprises a frame, a discharging assembly and a centralizing assembly, a pitting air cylinder is arranged on the frame, the discharging assembly is located on the frame, the centralizing assembly is located below the pitting air cylinder, the centralizing assembly comprises a transmission chain, a containing groove and a centralizing water tank, the containing groove is formed in the transmission chain, and the centralizing water tank is fixedly connected to the inner wall of the front side and the inner wall of the rear side of the frame. And the righting water tank is positioned below the coring cylinder. According to the utility model, by centralizing haws, the haws can be kept in a stable posture and direction in the conveying process, and swing or inclination in the conveying process is reduced, so that the conveying stability and efficiency are improved, and the stable conveying process can ensure that the positions and the directions of the haws in the pitting machine are correct, so that the pitting accuracy and consistency are ensured; the loss rate of the hawthorn pulp is reduced.

The utility model discloses a base for fixing a core drill underwater, which belongs to the technical field of core drills and comprises a supporting bottom plate, a connecting plate is mounted at the top of the supporting bottom plate, two first fixing plates are fixedly connected to the top of the connecting plate, and two second fixing plates are mounted at the bottom end of the supporting bottom plate. And mounting rings are fixedly connected to the tops of the two second fixing plates. By arranging the first fixing plate, the second fixing plate, the sliding grooves, the fixing rods, the first threaded rods, the first nuts and the fixing nuts, compared with the prior art, the first fixing plate and the second fixing plate can be rapidly connected through swinging of the multiple first threaded rods; and the connecting plate and the supporting bottom plate can be effectively fixed through the multiple first nuts, the number of rotation times of the multiple first nuts is reduced, the complex installation process is reduced, rapid installation and disassembly are convenient to achieve, the working efficiency is improved, and the installation time of underwater operation is shortened.

The invention relates to the technical field of ITO (indium tin oxide) glass transfer, in particular to an ITO glass transfer conveyor belt which comprises a support, an installation frame is arranged on the support, and the installation frame is provided with a conveyor belt main body; the driving assembly, the height adjusting assembly and the guiding assemblies are symmetrically arranged on the two sides of the mounting frame, and the guiding assemblies are used for enabling ITO glass to move along the center line of the conveying belt body in the conveying process; the conveying belt cleaning assembly comprises a liquid storage tank, a position adjusting mechanism, a spraying mechanism and a flow guiding mechanism, the liquid storage tank is used for storing a cleaning agent of the conveying belt, the position adjusting mechanism is used for adjusting the position of the spraying mechanism, and the spraying mechanism is used for cleaning a conveying belt body through the cleaning agent in the liquid storage tank; the flow guide mechanism is used for guiding out the cleaning agent on the conveying belt main body; according to the arrangement, the production efficiency of the ITO glass is greatly improved while manpower is saved.

This invention relates to the field of thermos cup manufacturing technology, specifically a positioning device for the inner and outer liners of irregularly shaped thermos cups. The device includes: a frame; an outer shell positioning mechanism mounted on the frame for positioning the outer shell of the thermos cup, comprising a positioning component, an X-axis moving component, and a Z-axis moving component; and an inner liner positioning fixture mounted on the frame. The advantages of this invention are: in this application, the outer shell and inner liner are placed in a designated workstation, and the machine automatically locates their positions, pressing them together. This reduces manual labor, eliminates the marking process, and, combined with automatic loading and unloading, enables automated production. The entire positioning and pressing process is highly automated, significantly shortening the assembly time of individual products and improving production efficiency. Simultaneously, high-precision alignment ensures smooth thread fit and accurate lid orientation, fundamentally reducing the product defect rate and enhancing the overall product quality and market competitiveness.

A threading device for deep surgical suturing and an operating method thereof, the device comprises a long rod, a fixed clamp head and a movable clamp head at the front end of the long rod, handles 1 and 2 at the rear end of the long rod, and a push-pull rod connected to the movable clamp head, the handles 1 and 2 can push and pull the push-pull rod to enable the movable clamp head to open and close, the movable clamp head is provided with a puncture needle for fixing the knot of the surgical thread, a wire pulling device is provided inside the push-pull rod, the head of the wire pulling device can accommodate the puncture needle and the knot of the surgical thread, and can tighten and clamp the knot of the surgical thread. The beneficial effects of the present invention are: 1) The knot of the surgical thread is provided to pass through the tissue together with the puncture needle, and the surgical thread will not loosen from the puncture needle because it is stuck by the knotted puncture needle; 2) The opposite side of the tissue is supported by a fixed clamp head, which saves effort, is accurate in direction, and almost does not cause stretching to the tissue; 3) After puncture, the knot of the surgical thread is directly sent to the wire pulling device, and no additional search is required, which makes wire pulling convenient.

The utility model belongs to the technical field of calibration, and discloses a calibration device for a magnetic compass, which comprises a calibration mechanism comprising a rotating platform for driving the magnetic compass to rotate horizontally, a magnet assembly, and four groups of upright guide rails which are respectively positioned on the periphery of the rotating platform, a magnet block capable of sliding along the vertical direction of the vertical guide rail is arranged on the vertical guide rail; compared with the prior art, the magnetic compass has the following beneficial effects that through the design of the magnet assembly, when the magnetic compass rotates on the rotating platform, the height is adjusted by enabling the peripheral magnet blocks to slide up and down along the vertical guide rail, so that the height of the magnetic compass can be adjusted according to the autodyne condition when the magnetic compass rotates to different directions on the rotating platform; and the magnetic field action intensity between the magnet block and the magnetic compass is adjusted. Therefore, the autodyne of the magnetic compass can be corrected in a targeted manner, the calibration precision is improved, the operation of the sliding adjustment mode is more convenient, the time and labor cost required by calibration are reduced, and the working efficiency is improved.

This application provides a beverage device, relating to the field of beverage equipment technology. The beverage device includes a frame, a brewing assembly, a liquid injection pipe, and a scraping assembly. The brewing assembly is mounted on the frame and includes a brewing chamber and a liquid injection hole, with the liquid injection hole communicating with the brewing chamber. The liquid injection pipe is located outside the brewing assembly, opposite to the liquid injection hole, and is movably connected to the frame. The scraping assembly includes a scraping rod and a transmission linkage. The scraping rod is located at the top of the brewing assembly and is used to push the extracted residue at the top of the brewing assembly out of the brewing assembly during rotation. One end of the transmission linkage is fixedly connected to the scraping rod, and the other end is drivenly connected to the liquid injection pipe. The transmission linkage is used to drive the scraping rod to rotate during rotation and to drive the liquid injection pipe to insert or remove from the brewing assembly, thereby connecting or separating the liquid injection pipe from the liquid injection hole. This beverage device has a simple structure, is easy to assemble, and has low cost.

The invention discloses an underwater robot and a control method.The robot comprises a robot body, a mechanical arm telescopic assembly, at least three clamping jaws, a clamping jaw joint opening and closing adjusting assembly, a driving gear, a transmission rack and a propeller, the mechanical arm telescopic assembly is arranged at the advancing end of the robot body, and the clamping jaws are movably connected with the mechanical arm telescopic assembly; one end of the clamping jaw joint opening and closing adjusting assembly is connected with the clamping jaw, the other end of the clamping jaw joint opening and closing adjusting assembly is connected with the mechanical arm telescopic assembly, the driving gear is movably arranged at the bottom of the machine body, the transmission rack is in meshed connection with the driving gear, and the propellers are symmetrically arranged on the two sides of the transmission rack and push the machine body. Stretching and retracting control over the mechanical arm is achieved by arranging the mechanical arm stretching and retracting assembly, opening and closing of the clamping jaws are achieved by arranging the at least three clamping jaws, each clamping jaw is connected with the clamping jaw joint opening and closing adjusting assembly, and control over the driving direction of the robot is achieved by arranging the driving gear to drive the transmission rack to rotate.

The embodiment of the invention provides a loading method and device for a gradient pressure static test load of a complex curved surface, computer equipment and a medium, and the method comprises the following steps: obtaining geometric model data and gradient pressure distribution data of a to-be-tested complex curved surface; dividing the complex curved surface into a plurality of loading partitions, generating partition definition data, and determining loading point quantity data for each loading partition; performing finite element analysis based on various data, and calculating and outputting partition resultant force data; calculating coordinates of a pressure center based on the gradient pressure distribution data and the geometric model data corresponding to the loading partition, and taking the coordinates of the pressure center as theoretical action point position data of the loading partition; and performing secondary static equivalent processing, generating executable loading scheme data of the loading partition, and integrating the executable loading scheme data. The gradual change pressure intensity of each partition is equivalent to a resultant force through finite element calculation, the accurate load size and direction are obtained, and the loading error is reduced.

The application discloses a semiconductor wafer bin conveying system and a control method thereof, and relates to the technical field of semiconductor manufacturing automation. The system comprises a conveying unit and a material placing unit. The improvement lies in that the bottom of a wafer bin body is provided with three positioning grooves in isosceles triangle distribution, forming a mistaken orientation prevention structure; and the transfer frame and the material placing frame are respectively provided with a first set and a second set of limiting protrusions corresponding to the positioning grooves. The two sets of protrusions are configured to be selectively and sequentially clamped with the positioning grooves at the bottom of the same bin body during the conveying process, so that the anti-interference positioning handover from grabbing to placing is realized. The application eliminates the positioning collision risk between the conveying mechanism and the fixed station from the mechanical structure, and ensures the uniqueness of the direction of the wafer bin through the asymmetric geometric design. Meanwhile, the material placing frame can be integrated with elastic air supply and pressure sensing detection functions, realizing higher automation and reliability.

The invention provides a device and method for rapidly detecting ground stress, and the device comprises three fixed pressure plates and three adjustable pressure plates, the fixed pressure plates and the adjustable pressure plates are assembled and fixed through adjusting bolts, and form a box body with adjustable internal pressure. The pressure is controlled by tightening the adjusting bolt; a simulation rock block is placed in the box body; a reserved hole used for drilling is reserved in the pressure adjusting plate located on the top. Upper arc-shaped clamps are arranged on the two sides of the preformed hole, the upper arc-shaped clamps are locked and fixed through adjusting bolts, and a drill hole is drilled in the top of the simulated rock block through a drilling machine penetrating through the preformed hole. The method has the advantages of simple operation, fast result acquisition, wide application, low cost and the like, and greatly reduces the difficulty of ground stress detection.

The present invention provides a mining drilling system based on electronic compass orientation, including a horizontal drilling device and a vertical drilling device, wherein the horizontal drilling device includes: a drilling mechanism; a supporting mechanism, which includes a front end plate and a rear end plate, wherein the upper end of the rear end plate is connected to the front end of the drilling mechanism, and the upper end of the rear end plate is connected to the rear end of the drilling mechanism; a front end adjustment mechanism for realizing the lifting and lowering of the front end plate; a rear end adjustment mechanism for realizing the lifting and lowering of the rear end plate; and an orientation mechanism, which is fixed on the upper end of the drilling mechanism and is parallel to the drilling direction of the drilling mechanism. The orientation mechanism uses the direction finding principle of the electronic compass in the geomagnetic field to provide accurate display of the direction and three-dimensional posture of the drilling machine in real time, and a corresponding adjustment mechanism is provided to adjust the posture of the drilling machine to ensure that the three holes are perpendicular to each other.

The utility model relates to the technical field of printing equipment, and discloses a stabilizing mechanism for paper conveying of a printing machine, which comprises a base, the inner side of the base is fixedly connected with a top plate, the upper end of the top plate is provided with a conveying belt, and the front end of the top plate is provided with a conveying roller. According to the stabilizing mechanism for paper conveying of the printing machine, when the pressing position of the pressing assembly needs to be adjusted, a motor can be started to drive a gear to rotate, so that a square sleeve is driven to move along a support, the position of a connecting column is adjusted, and the position of the pressing assembly is adjusted in an auxiliary mode; the structure is simple, when the pressing force of the pressing wheel on the conveying belt needs to be increased, the adjusting bolt is rotated, the adjusting bolt moves downwards relative to the lower clamping base, the inserting column of the adjusting bolt is inserted into the limiting groove, limiting is provided for the limiting piece, the pressing force of the pressing wheel is improved, and the pressing wheel is prevented from being damaged. And the paper conveying stability of the printing machine can be improved.

A liquid drop spraying speed and direction sensing system based on a friction nanometer generator comprises an electrode layer and a dielectric layer which are sequentially arranged on a substrate layer, and a measuring circuit connected with the electrode layer, and the electrode layer is of an array structure formed by combining at least two independent electrodes; according to the invention, the theory of a parallel plate capacitor in the friction nano-generator theory is adopted, the accurate liquid drop spraying speed and direction can be obtained in a short calculation time, and the device has the advantages of low cost, small size and easiness in integration.

The present invention provides an intelligent loudspeaker based on a positioning beacon, which relates to the field of a loudspeaker system and comprises: a following positioning module, comprising a positioning beacon arranged on an object to be followed, a main base station and a plurality of slave base stations arranged on the loudspeaker, and a positioning analysis unit; an information acquisition module, which is used to acquire real-time environmental information; a loudspeaker following module, which is used to determine a following path and following parameters according to a real-time relative position relationship between a positioning beacon and the main base station, real-time environmental information, and a historical relative position relationship between the positioning beacon and the main base station, and control a walking component to drive the loudspeaker to move; a loudspeaker adjustment module, which is used to determine real-time loudspeaker parameters according to a real-time relative position relationship between a positioning beacon and the main base station, real-time environmental information, and a following path, and control a posture adjustment component to adjust the posture of the loudspeaker and adjust the output volume of the loudspeaker. The loudspeaker has the advantages of realizing intelligent following of the loudspeaker based on the positioning beacon and improving user experience.

The utility model discloses a sensor device, and relates to the field of sensors. The sensor device comprises an installation mechanism and a sensor, the installation mechanism comprises an installation plate, the top of the installation plate is provided with an installation seat, the installation mechanism comprises the installation plate and the installation seat, the installation plate provides a stable foundation, the sensor device is convenient to fix, and the sensor device is convenient to replace. The mounting seat is connected with the mounting plate and the sensor, accurate insertion and stable mounting of the sensor are guaranteed through arrangement of a slot and a first abutting surface of the mounting seat, meanwhile, heat dissipation is assisted, the sensor part is composed of a sensor body, a second abutting surface and a threaded seat, the body is responsible for detecting physical quantities and converting the physical quantities into electric signals, and the second abutting surface is matched with the mounting seat to guarantee stability; the threaded seat is used for being flexibly connected with external equipment, and the change-over mechanism comprises a wireless connection mode and a wired connection mode.

The utility model relates to a lifting type safety signboard, which belongs to the field of signboards and comprises a left signboard and a right signboard, identification patterns are arranged on the left signboard and the right signboard, and the left signboard and the right signboard are rotatably connected through a hinge. The two guide rails are parallel to each other, the guide rails are fixed to the wall face, the length directions of the guide rails are perpendicular to the ground, the left board and the right board are installed on the two guide rails in a sliding mode respectively, and limiting assemblies used for being fixed to the guide rails are arranged on the left board and the right board respectively. The utility model has the beneficial effects that the left board and the right board are arranged at the corners of the wall surface and are matched with the direction marks, so that the direction can be more accurately indicated; in a normal state, the left board and the right board are fixed at the high position of the guide rail and are more striking, impression can be increased, and when a fire disaster occurs, the left board and the right board slide to the bottom of the guide rail, so that escape personnel can conveniently distinguish the escape direction when crawling forward.

The invention discloses a new energy ceramic relay automatic production carrier and a loading method. The loading method comprises the following steps: S1, visual identification and positioning; s2, visual positioning of the ceramic relay; s3, calculating the positions and angles of the storage grids and the ceramic relays; s4, precise positioning and dynamic angle adjustment of the mechanical arm; s5, loading and calibrating the ceramic relay; and S6, electrical and mechanical connection testing after loading. Through high-precision visual identification and an automatic mechanical arm grabbing and loading system, participation of manual operation is reduced, and efficient and continuous loading operation can be achieved, so that the overall production efficiency is improved, and the downtime and the bottleneck of a production line are reduced; coordinates and rotation angles of the ceramic relays are detected in real time through the visual system, an error correction algorithm and secondary calibration are combined, it is ensured that each relay can be accurately aligned with the position and direction of a storage grid in the loading process, deviation occurring in the loading process is effectively reduced, and the loading precision is improved.

The utility model relates to the technical field of LED table lamps, in particular to a multi-angle adjustable LED table lamp which comprises a hollow supporting rod, a first forward and reverse rotation motor arranged on the inner side of the supporting rod, a first gear fixedly arranged at the top end of a transmission shaft of the first forward and reverse rotation motor, a limiting ring fixedly arranged on the outer side of the supporting rod, and a rotating ring arranged on the outer side of the limiting ring. A gear ring is fixedly arranged in the rotating ring, the inner side of the gear ring is meshed with the side face of the first gear, a fixing box is fixedly arranged at the top end of the rotating ring, a rotating rod is rotationally connected to one side of the fixing box, an LED lamp holder is fixedly arranged at one end of the rotating rod, and a second gear is fixedly arranged at the other end of the rotating rod; the LED lamp holder has the advantages that the direction and the angle of the LED lamp holder can be automatically adjusted, manpower can be saved, the rotating speed is low when the LED lamp holder rotates horizontally and vertically, the direction and the angle of the LED lamp holder can be conveniently and accurately adjusted, and the adjusting precision of the LED lamp holder is improved.

The present invention relates to the technical field of crimping parameter processing, and in particular to a terminal crimping optimization analysis method for a new energy vehicle wiring harness. The method comprises the following steps: performing spatial structure topological analysis on the crimping process of the new energy vehicle wiring harness terminal, and performing terminal position and direction analysis to obtain the crimping position of the new energy vehicle wiring harness terminal and the crimping direction of the new energy vehicle wiring harness terminal; performing three-dimensional modeling processing and crimping parameter analysis on the spatial topological structure of the new energy vehicle wiring harness to obtain the crimping deformation parameters of the automobile wiring harness terminal and the crimping contact pressure distribution parameters of the automobile wiring harness terminal; performing terminal crimping quality assessment analysis and terminal crimping optimization analysis on the crimping process of the new energy vehicle wiring harness terminal, generating a new energy vehicle wiring harness terminal crimping parameter optimization scheme, and executing the corresponding terminal crimping parameter adjustment optimization process. The present invention can achieve the optimization of terminal crimping parameters.

This invention provides an automatic sealing device for packaging boxes. Multiple sets of limiting components are evenly distributed on the conveyor belt, with any two sets of limiting components forming a placement station for the corresponding packaging box. A limiting rod is located directly above the conveyor belt, and the distance between the lower surface of the limiting rod and the upper surface of the conveyor belt is adapted to the thickness of the packaging box. Two sealing mechanisms are located on both sides of the conveyor belt to fold the overlapping tongues at both ends of the packaging box. The sealing mechanism includes a disc, a pressing plate, and a folding plate arranged sequentially from front to back. Using a simple structure such as the conveyor belt, limiting rod, and sealing mechanism, automatic sealing of the packaging box is achieved through the cooperation of the disc, pressing plate, and folding plate. The equipment has low cost and stable and reliable operation. The limiting components, limiting rod, and positioning plate ensure that the packaging box maintains accurate position and orientation during the sealing process. The arc-shaped guide of the pressing plate and the rotation of the disc enable precise folding of the overlapping tongue, improving the sealing quality.

The utility model relates to the field of devices for preventing accidental or unpermitted actions, in particular to a gate valve protection box with a built-in lock. A gate valve protection box with a built-in lock comprises an upper box body (1), a lower box body (2) and a handle (3), and the outer side of the upper box body (1) is connected with the outer side of the lower box body (2) through a hinge (4). A fixing tongue (5) is arranged on the inner side of the opening side of the upper box body (1); a gate valve hole (7) and a mounting hole (8) which are matched with the gate valve are formed in the bottom of the lower box body (2); the lower box body (2) is provided with a handle hole (9) close to the edge on one side of the hinge (4), the handle hole (9) is rectangular and semicircular, and a lock (10) is arranged on the inner side of the opening side; the handle (3) is composed of a T-shaped handle (13), a key (14) and a plum nut (15). The lock and the gate valve are perfectly combined, safety and stability of the gate valve are improved, and operation convenience and efficiency are improved.