34results about How to "Accurate direction" patented technology

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 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.

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.

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 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.

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 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.

The utility model discloses a cooling device for processing a CPVC electric power pipe, and relates to the technical field of electric power pipe cooling. The water cooling device comprises two first supporting frames, and a conveying mechanism and a water cooling mechanism are arranged on the two first supporting frames. The conveying mechanism comprises two first rotating shafts rotationally connected between the two first supporting frames, the two first rotating shafts are arranged on the left sides and the right sides of the two first supporting frames, and the front ends and the rear ends of the two first rotating shafts rotationally penetrate through the side walls of the two first supporting frames correspondingly and extend to the outside. Through mutual cooperation of the novel conveying mechanism and the water cooling plate, the problems that due to the excellent performance of CPVC electric power pipes, the CPVC electric power pipes are used more and more widely, the CPVC electric power pipes need to be subjected to thermal forming hardening during production, the CPVC electric power pipes need to be placed on a conveying belt and then conveyed to the position below a cooling device through the conveying belt to be cooled, and the production efficiency is high are solved. However, when the conveying belt conveys the CPVC electric power pipe, the CPVC electric power pipe is prone to deviation or shaking, and therefore conveying is not stable.

The invention relates to a data-driven load frequency control method for a power system containing a network-forming converter. The method comprises the following steps: firstly, according to a power system topology, constructing a time-delay nonlinear load frequency control model containing a network construction type converter; taking the model as an environment, simulating operation acquisition data by using a PID controller, and constructing a pre-training data set; then, an agent of an actor-commentator framework is constructed, and offline pre-training is completed through a data set; and finally, accessing the intelligent agent into a system for online interaction, outputting a frequency modulation instruction by an action network, and iteratively updating parameters by combining an award and a loss function to realize self-adaptive control. Compared with the prior art, the method has the advantages of being adaptive to the dynamic characteristics of the GFM, efficient, high in robustness and the like.

The utility model relates to the technical field of dental implant surgery, and discloses a minimally invasive dental implant surgery positioning auxiliary device which comprises a positioning measuring column, a guide hole is formed in the positioning measuring column and penetrates through the whole positioning measuring column, one side of the positioning measuring column is fixedly connected with a holding handle, and the other side of the positioning measuring column is fixedly connected with a positioning rod. The top of the positioning measuring column is provided with a buccal-lingual positioning ruler, the buccal-lingual positioning ruler and the positioning measuring column are movably installed, and the left end of the buccal-lingual positioning ruler is fixedly connected with a limiting rod. According to the utility model, by arranging the cheek-tongue direction positioning rule, the limiting rod and the like, under the combined action of CBCT, the positioning operation can be quickly carried out, and compared with the traditional implantation operation type'free hand ', the implantation site and direction of a dental implant are more accurate, the operation time is short, the postoperative reaction is small, the manufacturing cost of the device is not high, and the operation cost and the burden of a patient cannot be excessively increased.

The utility model discloses a skin feeling coating roller coating device which comprises a feeding unit, a coating unit, a leveling unit, a first centering unit, a matte unit, a conveying unit, a curing unit, a second centering unit, a packaging unit and a discharging unit. A matte cavity is defined by the light shield and the matte frame support, a first curing lamp and a matte lamp are arranged on the light shield, the first curing lamp is arranged at the input end of the matte frame and used for pre-curing coating on a plate, and the matte lamp is used for conducting matte treatment on the pre-cured plate. The whole roller coating device disclosed by the utility model realizes automatic operation from links of feeding, coating, leveling, matte treatment, curing, packaging and the like, so that the production efficiency is greatly improved.

The utility model provides stator iron core silicon steel strip punching conveying equipment which comprises a supporting base plate, a material roll support, a silicon steel material roll, a supporting table, a guiding conveying structure, a driving conveying structure and a punching guiding structure. The material roll support is fixedly installed at one end of the surface of the supporting base plate, and the supporting table is fixedly installed at the other end of the surface of the supporting base plate; the silicon steel coil is rotationally installed on the coil support, the guiding conveying structure is fixedly installed on the outer side of the end, close to the coil support, of the supporting table, and the driving conveying structure is fixedly installed above the end, close to the coil support, of the supporting table. The stamping guide structure is fixedly mounted at the top of the supporting table; due to the arrangement of the guide transmission structure and the stamping guide structure, the guide precision is high, the transmission stability is high, and the adaptability is wide.

The application relates to the technical field of aircraft landing gear testing equipment, in particular to a loading device for an aircraft front landing gear, which comprises a front landing gear uplock, a front landing gear actuating cylinder used for providing a folding and unfolding power for a front landing gear strut, a front landing support rod arranged on one side of the front landing gear strut, one end of the front landing support rod being connected with a test bench through a front landing support rod mounting seat, the other end of the front landing support rod being connected with the front landing gear strut, and a folding and unfolding loading assembly arranged on one side of the front landing gear strut and perpendicular to the arrangement side of the front landing support rod, the folding and unfolding loading assembly being composed of a loading tool, a loading hoop, a loading seat, a swing loading cylinder and an angle encoder arranged in sequence. The swing loading cylinder is used as a torque loading execution element, the torque is directly applied to the front landing gear strut through the cooperation of a transmission shaft, the loading hoop and the loading tool, the loading radius is constant and the direction is accurate, the additional bending moment caused by eccentric loading is fundamentally eliminated, and the precision of load simulation is remarkably improved.

The present invention discloses a device for measuring the relative motion speed of the contact point position of a planetary roller screw, comprising: a motor, a motor seat, a rigid coupling, a speed sensor, a speed sensor seat, a bearing and a support, a movable slide, a screw to be measured, a guide rail and a grating ruler; wherein the motor is arranged on the motor seat; the speed sensor is arranged on the speed sensor seat; the output shaft of the motor is connected to one end of the rigid coupling, and the other end of the rigid coupling is connected to the speed sensor; the speed sensor is connected to one end of the screw to be measured; the other end of the screw to be measured passes through the bearing and the support and the movable slide in sequence; the movable slide is connected to the guide rail through a slider; the grating ruler is arranged on the guide rail. The present invention can directly measure the relative speed, and improves the accuracy of measuring the relative speed.

The utility model relates to the technical field of agricultural planting mechanical equipment, in particular to an on-film corn planting machine which comprises a frame, a discharging device is installed in the middle of the upper end of the frame in a penetrating mode, a seeding device is fixedly connected to the upper portion of the left end of the frame, and sliding grooves are formed in the lower portion of a left plate wall and the lower portion of a right plate wall of the frame. Film pressing rollers are movably mounted at the front part of the left plate wall and the front part of the right plate wall of the frame through bearings; the discharging device comprises a corn seed box and a first driving motor, and the corn seed box is installed in the middle of the upper end of the frame in a penetrating and inserting mode. According to the on-film corn planting machine disclosed by the utility model, through the structural design of accurately controlling seed feeding in the blanking device and the mechanical transmission of an eccentric wheel and a crank rod in the seeding device and the guide of a sliding block and a sliding groove, accurate blanking and stable film breaking seeding are realized, seed waste is avoided, and the on-film corn seeding efficiency and quality are improved; the labor intensity is reduced and the seeding specification is ensured.

The invention discloses a detection device for detecting abuse of a water cup holder and a detection method thereof, the detection device comprises a detection head, a first driving mechanism and a second driving mechanism, the detection head comprises a first shaft and a pressure head; the pressing head is matched with the inner side wall of the water cup holder and connected to a first driving mechanism, and the first driving mechanism is used for driving the pressing head to move in the direction perpendicular to the first shaft; the first end of the first shaft is connected to a second driving mechanism, and the second driving mechanism is used for driving the first shaft to move in the extending direction of the first shaft; the pressing head is connected to the first shaft through a first driving mechanism. The device has the advantages that the pressing head can be well attached to the inner side wall of the water cup holder, and forward pressure is applied to the inner side wall of the water cup holder; forward pressure can be applied to the bottom wall of the water cup holder through the detection disc, the detection process is controllable, the applied force is accurate in size and direction and good in consistency, the detection process can be standardized, the detection accuracy is high, the product quality of the water cup holder can be improved, and the user satisfaction degree can be improved.

A backrest reclining force value testing device belongs to the technical field of chair testing. The utility model discloses a test platform, seat fixing mechanism, traction mechanism, traction belt, chair back clamp and human body simulation counterweight, seat fixing mechanism is located on the test platform, and the traction mechanism is located on one side of the test platform, and the traction belt is located between the traction mechanism and the chair back clamp, and one end of the traction belt is equipped with a tension sensor, and the traction mechanism includes a traction motor, a swing arm arranged on the output end of the traction motor, an adjusting seat slidingly connected to the swing arm, a lifting driving mechanism arranged on the swing arm and driving the adjusting seat to lift, and one end of the traction belt is connected with the adjusting seat, a first inclination sensor is arranged on the chair back clamp, and a second inclination sensor is arranged on the traction belt. The utility model can accurately test the reclining force value of the chair.

The utility model provides a plate-shaped object transferring mechanism which comprises a supporting frame, a supporting plate is arranged on the top of the supporting frame, and a plurality of penetrating holes are formed in the supporting plate. Each penetrating hole is internally provided with one conveying wheel, the top of each conveying wheel is higher than the top of the supporting plate, and a set gap is formed between the outer wall of each conveying wheel and the inner wall of the corresponding penetrating hole. The driving mechanism is used for driving the transmission wheels to rotate; the stabilizing cover is in a cover shape with an upward opening, the opening end of the stabilizing cover is connected with the bottom of the supporting plate, and the penetrating holes are all communicated with an inner cavity of the stabilizing cover. And the negative pressure mechanism is used for pumping out air in the stabilizing cover. According to the plate-shaped object transferring mechanism, the production effect is better.

The utility model relates to a feeding structure of an automatic screw driving machine, which belongs to the field of screw driving machines and comprises a base and a screw driving machine main body arranged on the right side of the upper surface of the base. An adjusting assembly used for conducting screw traction feeding on the feeding mechanism is arranged on the upper surface of the screw driving machine body and located below the feeding mechanism. According to the feeding structure of the automatic screw driving machine, the feeding mechanism is arranged, a screw is poured into a top disc of the feeding mechanism, an electromagnet is activated, pulse vibration is transmitted through a spring piece, and a movable frame drives the top disc to convey the screw to a designated position through spiral vibration; screws can be generally and naturally adjusted to the same direction in the vibration process, the screw rod limiting openings in the feeding belt and the inner bottom wall ensure that the screws are kept in the correct direction and posture in the conveying process and are used for adapting to the screws with different lengths, and the stability and adaptability in the feeding process are kept.