102results about How to "Low technical requirements" patented technology

The invention relates to the technical field of rana nigromaculata slaughtering, in particular to a rana nigromaculata slaughtering machine. Comprising a rack, and a supporting plate, a rolling belt, a blade, a viscera removing piece, a conveying belt, a push rod, a pneumatic clamping jaw, a head removing blade and the like are arranged above the rack; the lower portion of the supporting plate is driven by a rolling motor, so that the rolling belts on the two sides rotate at the same rotating speed. The rana nigromaculata is clamped by the rolling belts on the two sides and conveyed along a straight line, belly opening and viscera removing operation is sequentially completed, then the rana nigromaculata is conveyed to the baffle through the conveying belt to be subjected to peeling and head removing, the rana nigromaculata is pushed out through the push rod after peeling and head removing are completed, and continuous slaughtering of the next rana nigromaculata is achieved circularly. The device has the advantages of short time consumption, high efficiency, low labor cost, small operation difficulty, small occupied area, simple structure, high automation degree and the like, can meet the large-scale slaughtering requirements of rana nigromaculata, and has a good application prospect.

The utility model relates to electric tool technical field, concretely to a kind of electric circular saw with laser line instrument, including support and circular saw table;Support is by four even solid connection in circular saw table bottom, and circular saw table bottom is support plate, and support column is solidly connected with pad between, and pad top is solidly connected with motor, and motor right side is solidly connected with output shaft, and output shaft right side is provided with saw blade, and motor top is solidly connected with placing plate, and placing plate right side is provided with corresponding electric saw groove, and placing plate front side is provided with sliding slot, and sliding slot is slidably connected with sliding block, and sliding block top is solidly connected with laser line instrument, the utility model has the beneficial effect that, through self-locking universal wheel, the device is conveniently moved, and the cutting reference is more obvious through the assistance of laser line instrument, and beginners can also effectively operate adjustment, reduce the requirement to operator proficiency and technology, so that more people can quickly get started, and the precise cutting reference reduces the material waste caused by error, improves overall work efficiency.

This invention discloses a meltblown material with antibacterial and sound-insulating properties, its preparation method, and its application, relating to the field of meltblown fabric production technology. By adjusting the spinning equipment, the angle θ between the spinneret and the condensing screen, the vertical distance L between them, and other process parameters, the fiber packing pattern and packing density can be altered to obtain a meltblown material with a three-dimensional structure. This increases the specific surface area of ​​the meltblown material, effectively improving its sound absorption and heat insulation effects under the same resistance conditions, and also exhibiting good antibacterial properties. Furthermore, it improves the uniformity of the transverse fibers in the meltblown fabric, reduces the difference in mechanical properties between the transverse and longitudinal directions, increases the fiber bonding strength during the meltblowing process, and thus increases the mechanical strength of the meltblown material. This effectively mitigates the problem of decreased sound absorption efficiency in the obtained meltblown material, and the resulting meltblown material has high bulkiness.

The utility model relates to electrical measurement and automation test technical field, concretely relates to a kind of AC-DC withstand voltage insulation tester, it includes: main control unit, for executing test program and controlling each module coordinated work;High voltage output module, for generating the AC / DC high voltage required by test;Precise current detection module, for detecting the leakage current of measured piece;Multi-channel test interface, for connecting multiple measured equipment;Automatic switching unit, for automatically switching test channel;Data storage module, for automatically recording test data;Man-machine interface, for displaying test information and receiving operation instruction.The utility model is jointly constituted by innovative design an advanced test system with automation, high precision, high efficiency, intelligent management in one, realizes qualitative leap in test quality, operation convenience, production efficiency and safety etc., fully meets the rigorous requirement of modern industry to electrical safety test equipment.

The utility model discloses a kind of grinding devices for bearing cover processing, including support frame, linkage assembly is installed on the support frame, linkage assembly is connected and is equipped with fixed block, fixed block is fixed and is equipped with drive machine, drive machine output end is provided with quick-mounting mechanism, the quick-mounting mechanism includes fixed sleeve and plug-in rod, fixed sleeve is fixed in drive machine output end, plug-in rod is inserted in fixed sleeve, plug-in rod bottom end is fixed and is equipped with polishing head, fixed sleeve inboard is fixed and is equipped with clamping plate, the clamping plate is provided with multiple groups, slot is opened in the outer wall of plug-in rod, the outer wall of plug-in rod is opened and is equipped with guide slot, the inner wall of fixed sleeve is fixed and is equipped with guide plate, the guide plate and guide slot are all provided with multiple groups and slidingly connected, by the innovative quick-mounting mechanism design, the quick installation and disassembly function of polishing head is realized, effectively solve the problem of frequently replacing polishing tool in bearing manufacturing and precision machining industry.

This utility model discloses a dual-mode hydrological radar measurement device based on closed-loop attitude adjustment, belonging to the field of hydrological monitoring technology. It includes a sealed electronic cabin and an attitude adjustment mechanism. A pitch angle adjustment component is located between a bottom fixed base and a rotating base, used to drive the bottom fixed base to pitch and swing horizontally. An azimuth angle adjustment component is connected between the rotating base and the top fixed base, used to drive the rotating base to rotate horizontally vertically. Through a periodic task scheduling mechanism and pre-emptive closed-loop attitude adjustment, it can automatically and cyclically switch between water level measurement mode and flow velocity measurement mode under unattended conditions. Before each measurement, the radar beam is precisely adjusted to the optimal incident angle of the corresponding mode. Simultaneously, the "attitude adjustment first, measurement later" execution logic ensures that each data acquisition is performed under optimal physical conditions, fundamentally improving the measurement accuracy of water level and flow velocity parameters and realizing fully automated continuous hydrological monitoring.

The utility model relates to a kind of for the placement tool of auxiliary instrument measurement board chamfer surface, belong to the technical field of measuring equipment, including tool base, tool base is equipped with the first bearing surface and second bearing surface of inclination setting, first bearing surface and second bearing surface present certain angle, first bearing surface is equipped with first protection plate, and second bearing surface is equipped with second protection plate;Board is placed in tool base, and board large surface is in abutment with first protection plate, and board side is in abutment with second protection plate, and board chamfer surface is perpendicular to the lens axis of measuring instrument. By inclination setting and the first bearing surface and the second bearing surface of angle and corresponding protection plate, form stable support structure, ensure that board does not displace or shake in the process of measurement, and the chamfer surface of auxiliary support after the board to be detected is perpendicular to the lens axis of measuring instrument alignment, to greatly improve measurement accuracy and efficiency.

The utility model relates to a laser lamp adjusting auxiliary device based on a half-reflecting mirror combination, which comprises an upper fixing plate, a lower fixing plate, a supporting column, a half-reflecting mirror combination and a replaceable target surface, the upper fixing plate and the lower fixing plate are connected with each other through the supporting column, and the upper fixing plate and the lower fixing plate are horizontally arranged. The half-reflecting mirror combination comprises an upper half-reflecting mirror and a lower half-reflecting mirror; an upper mounting groove is formed in the middle of the upper fixing plate, a through hole is formed in the middle of the upper mounting groove, the upper half reflecting mirror is detachably mounted in the upper mounting groove, an upper lens leveling nut for supporting the upper half reflecting mirror is arranged at the bottom of the upper mounting groove, and the replaceable target surface can replace the upper half reflecting mirror to be mounted in the upper mounting groove; a lower installation groove is formed in the middle of the lower fixing plate, and the lower half reflecting mirror is detachably installed in the lower installation groove. Compared with the prior art, the laser lamp adjusting device has the advantages that the technical requirements of operators can be reduced, and the laser lamp adjusting reliability, precision and efficiency are improved.

The invention relates to a high-strength aluminum alloy residual stress testing device and method in the technical field of material mechanical property testing, the high-strength aluminum alloy residual stress testing device comprises a rack, a clamping assembly used for clamping a sample and a cutting assembly used for cutting the sample are arranged on the rack, and a plurality of strain gauges are arranged in the middle of the bottom face of the sample at intervals in the cutting direction; according to the invention, the second jacking piece is arranged to apply accurate jacking force at the trisection position of the sample in the length direction, so that static deformation of the sample caused by self weight is effectively compensated, and systematic errors of the gravity on a measurement result are eliminated from the source; compared with a mode depending on follow-up algorithm compensation or tedious early-stage calibration in the prior art, the method does not need complex calculation or manual intervention, the operation process is simplified, the technical requirements for operators are reduced, a detector system is simpler and more reliable, and the repeatability and accuracy of testing are improved.

The utility model discloses a one-key starting system of a cutting machine, which comprises a cutting machine body, a PLC (programmable logic controller) control box, a one-key starting button, a two-dimensional code scanning recognizer, a plate position sensor and a cutter position sensor, the one-key starting button is arranged on the cutting machine body, the two-dimensional code scanning recognizer is arranged at the inlet end of the cutting machine body, and the plate position sensor is arranged on the cutting machine body. The multiple plate position sensors are arranged at the inlet end of the cutting machine body, the two side edges of the inner side of the cutting machine body and the outlet end of the cutting machine body correspondingly, and the cutter position sensors are arranged at the two ends of the cutter in the moving direction correspondingly. The signal output ends of the two-dimensional code scanning recognizer, the cutter position sensor and the plate position sensor are connected with the signal input end of the PLC control box. According to the utility model, plate position calibration and cutter position calibration can be automatically carried out through a one-key starting system, so that the production efficiency is improved.

This invention discloses a root system dynamic monitoring system suitable for multi-site deployment in the field, belonging to the field of root system monitoring technology. It includes: at least one root box, at least one imaging module, a power supply module, and at least one wireless data transmission module. The root box is a sealed structure, with at least one side being transparent. Each root box contains one imaging module and one wireless data transmission module. The imaging module's imaging direction is towards the side where the target plant's roots are located. The imaging module is electrically connected to the wireless data transmission module to transmit the collected image data to an external terminal device or server. The power supply module is electrically connected to at least one imaging module and at least one wireless data transmission module to provide power. This invention addresses the technical problems of existing root system monitoring devices, such as high cost, complex structure, insufficient spatial coverage, and high long-term operational risks.

The utility model provides a kind of detection cable for airplane standard interface real bullet ground joint test, belong to electronic equipment test technical field, including discrete signal line group, it is used to detect the signal interaction function of missile;Power line group, it is used to detect the power supply line of various components inside missile;Address line group, it is used to detect and feedback missile detection port insert position;Bandwidth line group, it is used to detect the satellite launch signal function inside missile;Bus line group, it is used to detect the data transmission function inside missile;The utility model can detect each function module of missile without disassembling missile, so as to avoid damage when missile is mounted.

The application relates to the technical field of locks, and discloses a lock box structure convenient to assemble, which comprises a box body, side plates and a cover plate. The side plates are arranged on the outer walls of the two sides of the box body, the cover plate is arranged on the outer walls of the box body and the side plates, the outer wall of the cover plate is provided with a locking mechanism, the locking mechanism comprises a traction rod one, a first connecting rod, a first clamping block, a traction rod two, a second connecting rod and a second clamping block, the traction rod two and the traction rod one are rotationally connected to the middle outer wall of the cover plate through pivots, and the two first connecting rods are rotationally connected to the outer walls of the two ends of the traction rod one. In the utility model, dovetail grooves and sliding blocks are matched to realize the preliminary connection of the box body and the side plates, positioning grooves and positioning blocks are matched to realize the preliminary positioning of the cover plate, the knob of the locking mechanism is used for driving the connecting rod to drive the clamping block to clamp the clamping groove to complete locking, the complicated screw tightening operation is not needed, the assembly process is greatly simplified, and the assembly efficiency is remarkably improved.

The utility model relates to the technical field of sewing machine presser feet, in particular to a novel disposable sewing buckle climbing presser foot which comprises a connecting foot installed on the side of a sewing machine. The connecting pins are V-shaped; the new presser foot further comprises a winding assembly. And the winding assembly is arranged at the top of the connecting pin. According to the technical scheme, through the connecting pins and the winding assembly, the product quality is remarkably improved. And moreover, the operation is simple, the technical requirements on operators are reduced, and the production efficiency is greatly improved. Before improvement, the average processing time of each piece of clothes is seventy-four seconds, the repair rate reaches 10%, and 4,180 pieces of clothes can be completed every day. After improvement, the processing time of each piece of clothes is thirty seconds, no rework is needed, and one hundred pieces of clothes can be completed every day.

The invention belongs to the technical field of quantitative detection of microorganisms, and particularly relates to a method for quantitatively detecting the viable count of mycoplasma bovis. The method for quantitatively detecting the viable count of the mycoplasma bovis is finally obtained by exploring the linear relation between the protein concentration and the viable count of multiple batches of mycoplasma bovis liquid samples after optimization of experimental conditions such as bacterium liquid preservation conditions, ultrasonic crushing modes, crushing duration and sample treatment modes, and the method is good in stability, high in timeliness and high in accuracy. The detection result is accurate, and a convenient and effective method is provided for rapid detection of the viable count of the mycoplasma bovis liquid.

This invention proposes a slope protection device based on waste tires for preventing geological disasters, comprising, from top to bottom, a first protective layer, a second protective layer, and a third protective layer. Each protective layer is composed of multiple layers of prestressed waste tire mesh. The prestressed waste tire mesh consists of parallel steel strands inserted into each waste tire. After prestressing is applied to the steel strands, both ends are fixed to the outermost edges of the tires at both ends. This invention achieves low-cost reuse of waste materials; it has high strength, strong impact resistance, high self-supporting strength, stable structure, and is durable. It can also be used to fill gaps in waste tires with artificial concrete, stones, or naturally deposited sand and gravel, enhancing their weight and stability.

The utility model discloses an aluminum shell deburring frock, including cuboid frame, its lower rectangular frame middle part crossbeam is equipped with the locating bolt, and the upper rectangular frame every edge top has two sets of locating peg, and eight symmetrical rubber bands are connected between locating peg and locating bolt. The plastic plate is installed on every two groups of symmetrical rubber bands and is inclined 45 degrees, and the sandpaper is detachably installed on the plate by the metal clamp, and is used for polishing the four corners of the aluminum shell. The upper rectangular frame middle part is equipped with the metal spacing beam with sponge pad, and the aluminum shell is pressed down the stroke, and is fixed through the annular recess of locating peg and locating bolt. The frock can polish four corners simultaneously, and the efficiency is high, the precision is good, and the aluminum shell can be also protected, and the maintenance is convenient.

This invention relates to the field of silicon pressure sensor detection technology, and more specifically, to a method, compensation circuit, and mainboard for compensating the measurement accuracy of silicon pressure sensors. This invention proposes a method for linear calibration, which can correct nonlinear errors as needed. This invention integrates a temperature detection module into the target silicon pressure sensor, enabling temperature detection of the target silicon pressure sensor, and provides a temperature compensation method that can promptly correct the temperature drift error of the target silicon pressure sensor. Furthermore, the resources consumed by the linear calibration and temperature compensation calculations of this invention are far less than those of traditional lookup table methods or other conventional methods. This invention solves the problem of two types of errors existing in current silicon pressure sensors.

The utility model relates to a ring taking machine for an edible mushroom bag opening, which comprises a rack and a conveying device mounted on the rack in a penetrating manner, and further comprises a ring taking bracket, a ring taking device, a ring taking device, a ring taking device and a ring taking device, and is characterized in that the ring taking bracket is fixedly arranged above the conveying device; the ring pressing mechanism is arranged on the ring taking bracket in a lifting manner and is used for pressing the fungus bags during ring taking; the grabbing mechanism is arranged on the inner side of the ring taking support in a lifting mode and used for continuously grabbing the skirt edge of the fungus bag opening for multiple times so that the ring and the skirt edge can be loosened relatively; and the ring taking mechanism is movably arranged on the grabbing mechanism and is used for carrying out ring pulling on the fungus bags. Through cooperative work of the ring pressing mechanism, the grabbing mechanism and the ring taking mechanism, automation of ring taking of the edible mushroom bag opening is achieved, the ring taking efficiency is greatly improved, compared with manual ring taking, the efficiency can be improved by multiple times, and the production period is effectively shortened.

The invention discloses a truss manipulator zero-force dragging teaching method, which comprises the following steps of S1, building a truss manipulator kinetic model: obtaining parameters including gravity torque, static friction force and viscous friction coefficient by building a single-axis kinematics model of a truss manipulator; s2, designing an action process, and identifying each parameter of the kinetic model; and S3, compensating torque output required during mechanical movement according to the obtained identification parameters, and realizing zero-force dragging. The invention provides a zero-force dragging teaching method for a truss manipulator, which can enable an operator to enable the manipulator to move along an expected running track in a dragging manner, and after the dragging is finished, a system records the motion track during the dragging motion of the manipulator and reproduces the motion track during automatic running. Therefore, an operator only needs to understand the action technological process of the manipulator and does not need to have programming skills, application of the manipulator can be achieved, and the operation process is simplified.

The invention belongs to the technical field of power distribution network single-phase earth fault positioning, and particularly discloses a low-current grounding system single-phase earth fault section positioning method and system. The method comprises the steps of determining whether to start detection of single-phase earth fault section positioning or not based on abrupt changes of zero-sequence voltage and zero-sequence current at an outlet of a protected section; if the detection is started, the outlet of each section of the small current grounding system respectively calculates the transient zero sequence power of the outlet; determining an integral time window by using a zero-cross detection and continuity check mechanism, and integrating the transient zero-sequence power in the corresponding time window to obtain generalized transient zero-sequence energy; and judging whether the fault point is located at the upstream or downstream of the current measurement point based on the positive and negative generalized transient zero-sequence energy at the outlet of the protected section, and further judging whether the section between the two measurement points is a fault section. According to the method, the polarity difference of generalized transient zero-sequence energy of the fault section and the non-fault section is maximized, and the method is not influenced by transition resistance and line changes.

The present application relates to the technical field of mixer, in particular to a multi-stage sealed anti-splashing food mixer, which comprises a support frame and a support disc arranged above the support frame, a drive arranged on the support frame and used to drive the support disc to rotate, a stirring barrel arranged above the support disc, a positioning structure arranged on the support disc and used to position the stirring barrel, and a lifting seat arranged above the stirring barrel; a plurality of first hydraulic telescopic rods are fixedly connected to the support frame, and the telescopic ends of the first hydraulic telescopic rods are fixedly connected to the lifting seat; a rotating seat is rotatably sleeved to the outside of the lifting seat; a sealing element matched with the rotating seat is mounted on the top end of the stirring barrel; and a feeding and stirring assembly is mounted on the lifting seat; the lifting seat drives the rotating seat to move downward to a preset position, so that the sealing element is pressed against the connection between the stirring barrel and the rotating seat; a continuous pressing force is applied by the hydraulic pressure, so that the sealing element can still be kept in close contact even in the case of vibration and abrasion, thereby realizing anti-splashing.

The application provides a prefabricated pier column assembly structure for a high pier of a bridge, which comprises a pouring pedestal, a mounting groove is arranged in the middle of the top end of the pouring pedestal, and a plurality of reinforcing ribs are arranged on the bottom of the inner cavity of the mounting groove; a pier column body is arranged in the mounting groove, a plurality of plug-in holes matched with the reinforcing ribs are arranged on the bottom of the pier column body; a connecting seat is arranged above the pouring pedestal, and a slot with the same size as the mounting groove is arranged in the middle of the top end of the connecting seat. The straight-angle trapezoidal limiting block, the ball on the inclined surface of the straight-angle trapezoidal limiting block and the rotating roller close to the side of the slot play a good guiding and friction-reducing role in the installation process of the pier column body, the pier column body is conveniently positioned in the mounting groove, the requirement for the operation technology of the crane driver is reduced, the construction efficiency is improved, and the limiting assembly can flexibly limit pier column bodies with different heights.

The invention discloses a high-altitude layering method for efficient rooting of carya illinoensis variety seedling branches, and belongs to the technical field of asexual propagation of carya illinoensis. According to the method, high-altitude layering is performed in the growth season of the carya illinoensis, and rooting is promoted; xylem tissue with the thickness of 1-3 mm at a girdling opening is cut off, so that the repair and differentiation process of wound tissue towards the cortex direction is effectively inhibited; the girdling opening is coated with a rooting agent, the forming efficiency and number of root systems are remarkably improved, finally, a matrix containing a certain amount of garden soil is adopted for wrapping to promote rooting, the technical problem that the carya illinoensis variety seedlings are difficult to root is solved, and batch production of the variety self-rooted seedlings is achieved. According to the method, the rooting rate can reach 90% or above, and the rooting number reaches 20 roots per branch or above.

The invention relates to the technical field of aviation, and particularly provides a foldable / unfoldable triangular fixed wing with a hybrid structure and an aircraft comprising the wing. The triangular wing supporting framework comprises a sliding rail, a wing leading edge beam, a wing trailing edge beam and a wing trailing edge beam sliding hinge assembly, and further comprises a skin stabilizing rib, and when the wing supporting framework is unfolded to the maximum wingspan, the skin stabilizing rib is limited and locked by the rotating sleeve connecting assembly. The number of rod pieces of the wing supporting framework structure is greatly reduced, the wing lift force is mainly generated by the inflatable skin, and therefore the wing structure is simple, and the weight of the wing is light.

The utility model discloses a kind of pipe butt joint auxiliary, it is related to pipeline welding equipment field, technical scheme is, including base, two n-shaped fixed clamps are rotatably arranged on base, the open end one end of fixed clamp is rotatably connected with base, and the other end is detachably connected with base;The movable end of fixed clamp is rotatably arranged lock hook, lock slot is opened on base, and lock hook is detachably connected with lock slot;Two groups of V-shaped cushion blocks are fixedly arranged on base, and each group of cushion blocks is respectively corresponding with one of fixed clamp;Sliding block is slidably arranged in fixed clamp, inverted V-shaped clamping block is fixedly arranged on sliding block, lifting rod is fixedly arranged on the side of sliding block away from clamping block, and lifting rod is slidably connected with fixed clamp.The beneficial effects of the utility model are as follows: the butt joint precision can be improved, the V-shaped cushion block, adjustable clamping block are used to ensure that the axes of pipe coincide, and the error is reduced;Work efficiency can be improved, the operation process is simple, pipe can be quickly installed and adjusted, and the butt joint operation of different specifications of pipe can be adapted.

The utility model discloses a kind of liquid adding device and automation production equipment, it is related to fiber production technical field, liquid adding device includes: base, mechanical arm, liquid adding assembly and controller, can coordinate mechanical arm and clamp by controller, realize the automatic separation or connection of liquid adding head and mounting rack, realize liquid suction and liquid discharge by controlling liquid extraction pump, so as not to need experimental personnel manual operation liquid suction and liquid discharge process, not only significantly reduce the technical requirement to operator, make operation more simple and fast, also can support the efficient transfer of large quantities of liquid, greatly improve work efficiency.

The invention provides a data transmission method and device, a test system and electronic equipment, and the method comprises the steps: carrying out the modification of a virtual local area network label based on a forwarding target channel of a to-be-forwarded message through a preset script, obtaining a modified message, and then forwarding the modified message to the forwarding target channel. In this way, the VLAN can be added or stripped without the aid of external hardware means, the simulation interaction effect is achieved, hardware resources are not occupied, the test cost is reduced, and the technical requirements for testers are also reduced.

The utility model discloses a cutting and cloth pressing mechanism for a pocket opening machine, which comprises a base component, an external pressing component and an internal pressing component, both the external pressing component and the internal pressing component are fixed on the base component, the external pressing component can realize the functions of opening, folding and pressing pocket cloth, and the internal pressing component can realize the fixation of the pocket cloth and cloth to be sewn. A first limiting assembly and a second limiting assembly in the outer pressing assembly are matched with a third limiting assembly to be meshed and driven by a gear and a rack, the position of a bag opening of a cloth bag is adjusted, and therefore the width and the length of the bag opening are set to be changed, and a modularized pressing block in the inner pressing assembly is formed by combining a plurality of different pressing blocks. Various shapes can be formed according to requirements, the quick switching requirements of multi-specification bag openings are met, and the production efficiency is improved.