288results about How to "Quick fixation" patented technology

The utility model belongs to the technical field of machining and forming of automobile parts, and particularly relates to an automobile machined part bonding jig which comprises a bottom plate, a lower die, a pressing mechanism and an upper die, and the lower die is detachably connected to the bottom plate; the pressing mechanism is arranged on the bottom plate and located on one side of the lower die. The upper die is arranged at the output end of the pressing mechanism; wherein the bottom plate is provided with a controllable magnetic attraction mechanism, the output end of the controllable magnetic attraction mechanism faces the lower die, the lower die is provided with a magnetic part, and the controllable magnetic attraction mechanism can attract and fix the lower die on the bottom plate through the magnetic part. Local stress concentration can be avoided through uniform distribution of magnetic attraction force, the positioning stability of the lower die is ensured, meanwhile, adhesive residues are convenient to clean through the detachable design, and the maintenance difficulty is reduced. In addition, the modularized magnetic attraction fixing mode is compatible with rapid switching of lower dies of multiple specifications, and the flexible production capacity of a production line is effectively improved.

The application discloses a long-distance visual POE power supply switch, which comprises a cabinet, a plurality of bearing plates are arranged in the cabinet, a switch body is arranged on each of the bearing plates, a strip-shaped groove is arranged on the two ends of the bearing plate, a supporting rod is fixed in the strip-shaped groove, a traction plate is slidably sleeved on the supporting rod, a clamping plate is fixed on the top end side wall of the traction plate, the clamping plate is in abutment with the outer wall of the switch body, a first spring is sleeved on the supporting rod, and the long-distance visual POE power supply switch is characterized in that the cooperation of the traction plate, the clamping plate, the first spring, the hoisting rod, the sliding block and the swing rod realizes the quick fixing and dismounting of the switch body, the long-distance visual POE power supply switch does not need additional tools and is convenient to operate, and the equipment installation and maintenance efficiency is greatly improved.

The utility model relates to the technical field of building curtain wall aluminum profile stand column punching, and discloses a fast and efficient punching device for building curtain wall aluminum profile stand column machining, which comprises a hydraulic punching machine and a stand column body, two hydraulic rods are installed on the surface of the hydraulic punching machine, and punches are installed at the output ends of the hydraulic rods. The stand column body is placed on the surface of the hydraulic punching machine, a limiting structure is arranged on the surface of the hydraulic punching machine, the limiting structure comprises a servo motor, and the servo motor is fixedly connected with the surface of the hydraulic punching machine. The positioning clamp is simple in structure and convenient to use, can more conveniently adapt to the shapes of stand columns of different specifications, can quickly get close to and clamp a stand column body from the two sides, achieves quick positioning and fixing, greatly saves the positioning adjusting time when the stand column specification is replaced compared with a traditional positioning clamp, and further improves the punching efficiency of the stand column body.

The utility model relates to the technical field of bright decorative strip, disclose a kind of bright decorative strip structure of automobile door and window, including bright decorative strip body, bright decorative strip body outer wall is fixedly connected with mounting post one, the mounting post one outer wall is slidably connected with mounting post two, the mounting post two inner wall is provided with dismounting assembly, the dismounting assembly includes clamping block one, the clamping block one outer wall is slidably connected in mounting post two inner wall, the clamping block one one end is fixedly connected with spring two, the spring two one end is fixedly connected with clamping block two, the clamping block two outer wall is slidably connected with slide column, the slide column outer wall is fixedly connected with spring one, the slide column outer wall is fixedly connected with sliding disc. In the utility model, the bright decorative strip structure of automobile door and window is through mounting post and the dismounting assembly of sliding fit, the quick installation and preliminary fixation of bright decorative strip are realized, clamping block is automatically clamped into corresponding recess under the action of spring, ensure that installation process is convenient and stable, significantly improve assembly efficiency.

The utility model discloses a frame is filled with tobacco for tobacco leaf baking, including frame is filled with tobacco, one side of frame is filled with tobacco is connected with the turnover sub -assembly, turnover sub -assembly includes two groups of sealed bearings, and the inner ring of each group sealed bearing is connected with support rod in common, and the one end of each support rod is connected with first sprocket. The device is through the sliding connection of U type connecting support and sliding hole, the resilience of telescopic spring, the spacing of spacing plate, and cooperate the support of support rod, and it can place and fix the tobacco leaf quickly, avoid the emergence of its loose drop situation, can drive a second sprocket follow rotation, and cooperate a group of second sprocket and be engaged through second chain, and it can make a group of second sprocket follow rotation, and in addition, each group first sprocket is engaged through first chain, and it can make two groups of support rod rotate in the inner ring of sealed bearing, and can make support rod drive tobacco leaf overturn, and it has improved the functionality of the equipment.

The utility model relates to the technical field of releasing of tableware cleaning agents, in particular to a distributor and a dish washing machine. A distributor comprises a box body, a sliding cover, a sliding cover control assembly, a plugging piece and a driving assembly, and the box body is provided with a first cavity and a second cavity; the sliding cover is arranged at the first chamber in a sliding manner, and the sliding cover is movably connected with a manual switch; the sliding cover control assembly comprises a rotating rod and a transmission plate. The rotating rod is rotationally installed on the box body and can be connected with the sliding cover in a clamped mode. The push rod can abut against the manual switch and is in transmission connection with the transmission plate. The plugging piece is used for controlling the opening / closing of the second cavity; the driving assembly comprises a telescopic driving piece and a sliding frame, and a telescopic rod part of the telescopic driving piece can simultaneously drive the plugging piece and the transmission plate to act; and when the manual switch pushes the rotating rod to unlock the sliding cover, the positions of the sliding frame and the plugging piece are kept unchanged. In the process of opening the first cavity through manual operation, the second cavity can be kept in a sealed state.

The utility model discloses an unmanned aerial vehicle-mounted radar hanger structure with a damping function, which relates to the technical field of unmanned aerial vehicles and comprises an unmanned aerial vehicle body, a base net rack and a pull net rack. The base net rack is connected to the bottom surface of the unmanned aerial vehicle body through bolts, and the lower part of the base net rack is provided with a sunken upper mounting groove; the pull net rack is arranged below the base net rack, the edge of the pull net rack is connected with the base net rack through a plurality of elastic connecting pieces, the upper portion of the pull net rack is provided with a sunken lower installation groove, and the lower installation groove corresponds to the upper installation groove and is used for being connected with the airborne radar in a clamped mode. Through the elastic connecting pieces between the base net rack and the towing net rack and the elastic supporting pieces on the towing net rack, vibration and impact generated in the flying process of the unmanned aerial vehicle can be effectively absorbed and buffered, precise equipment such as airborne radar can be protected, the performance of the unmanned aerial vehicle is improved, and the service life of the unmanned aerial vehicle is prolonged.

The utility model discloses a transformer coil with strong heat dissipation performance, which comprises a transformer body and a coil body, the coil body is arranged in the transformer body, heat dissipation mechanisms are arranged on both sides of the transformer body, and each heat dissipation mechanism comprises a mounting shell, a mounting frame, a heat dissipation fan and heat dissipation holes. The mounting frame is connected to the outer side of the mounting shell by arranging a quick mounting mechanism, the quick mounting mechanism comprises an inserting rod, a fixing sleeve, clamping grooves, a sliding rod, a sliding block, a connecting plate, a contraction spring and a clamping block, the inserting rod is fixed to the outer side of the mounting shell and is in inserted connection with the mounting frame, the fixing sleeve is inserted into the top end of the inserting rod, and the clamping grooves are distributed in the outer wall of the inserting rod; through the arrangement of the quick disassembly mechanism comprising the sliding sleeve, the tension spring, the inclined groove, the receding groove, the connecting sleeve, the limiting block, the limiting groove and the limiting sleeve, an operator can drive the sliding block to slide along the inclined groove by pushing the sliding sleeve, so that the meshing state of the clamping block and the clamping groove is controlled, and quick assembly and disassembly of the cooling fan are achieved.

The utility model discloses a spraying machine for glass handrail processing, including spraying frame and spraying mechanism, spraying frame: its interior middle is rotatingly connected with mounting shaft, spraying mechanism: it includes sliding frame, moving block, ball head, spacing ring and spacing groove, sliding frame is respectively in sliding connection with mounting shaft interior front and rear sides, moving block, ball head, spacing ring and spacing groove. The moving blocks are slidably connected into the sliding frame, the four vertically adjacent moving blocks are distributed in a cross shape, the balls are arranged on the sides, away from the middle of the mounting shaft, of the moving blocks, the limiting rings are slidably connected to the middles of the front side wall and the rear side wall of the spraying frame, and the limiting grooves are formed in the upper ends and the lower ends of the interiors of the limiting rings correspondingly. According to the spraying machine for glass railing processing, the spraying mechanism is arranged, glass railings of different sizes can be rapidly fixed through adjustment, automatic and rapid discharging can be achieved after uniform spraying is conducted on the surfaces of the glass railings, continuous and uniform spraying operation is achieved, and the spraying efficiency and spraying quality of the glass railings are improved.

The invention provides a storage, transportation and distribution integrated unmanned aerial vehicle distribution comprehensive guarantee platform, which comprises two groups of unmanned aerial vehicle autonomous take-off and landing platforms, an intelligent goods shelf, a container carrying manipulator, a battery replacement manipulator, a battery rack and a command and control system, and is characterized in that the unmanned aerial vehicle autonomous take-off and landing platforms are arranged above a vehicle cabin and are connected with the side wall of the vehicle cabin; a container positioning and locking mechanism is arranged on the intelligent goods shelf and fixed to the bottom of a vehicle cabin. The container carrying manipulator is fixed at the bottom of the vehicle cabin; the battery replacing manipulator is arranged on the opposite side of the container carrying manipulator; the battery rack is fixed at the bottom of the vehicle cabin; the special vehicle is used as a carrier, the functions of unmanned aerial vehicle storage, energy supply, task planning and on-site take-off and landing are integrated, full automation of goods circulation in the platform is achieved, and the single-time operation range and the overall distribution efficiency of the unmanned aerial vehicle are greatly expanded.

This utility model discloses a high-efficiency ink thinner adding device, including a frame, a support platform, a first hose, and a second hose. An ink turnover box is located on the top of the frame, and a support plate is located on the front side of the ink turnover box. A lifting cylinder is installed in the middle of the support plate, with the piston rod of the lifting cylinder pointing downwards and connected to a lifting plate. Several injection rods are evenly spaced laterally on the rear side of the lifting plate. The first hose connects the ink turnover box to the top inlet of the injection rods. Two symmetrical fixing plates are located on the rear side of the frame, and a thinner transfer pipe is connected to the fixing plates. The second hose connects the thinner transfer pipe to the side opening of the injection rods. The frame is also connected to a positioning and clamping mechanism. Multiple injection rods can accurately align with the material container to complete the adding and filling process, improving production efficiency and reducing manual labor intensity.

This utility model relates to the field of warning equipment technology, specifically a mobile multifunctional intelligent warning device. It includes a base, a main pole mounted on top of the base, a control box on the main pole, a warning panel, a monitoring camera, and a photovoltaic panel. The bottom of the base has a moving component and a foot-operated brake. The moving component includes a rear steering wheel and a front moving wheel, the front moving wheel being connected by an axle. The foot-operated brake drives the brake plate to limit the brake wheel by pressing an L-shaped pedal, and is fixed by a positioning pin inserted into a positioning hole. The photovoltaic panel supplies power to a battery. The control box controls the warning panel to display warning information and the monitoring camera to collect environmental data. This device solves the problems of inconvenient movement and unstable fixation in existing warning devices, achieving convenient movement, intelligent warning, and remote monitoring.

This application provides a coal mine gas extraction device, relating to the field of gas extraction technology. It includes a mounting frame, a mounting plate, a drill rod, an extension rod, a lifting assembly, and a rotating assembly. The lifting assembly is mounted on the mounting frame and is used to move the mounting plate up and down. The extension rod is rotatably mounted on the mounting plate via bearings. The rotating assembly is mounted on the mounting plate and is used to rotate the extension rod. The drill rod is slidably sleeved on the extension rod. A first locking assembly is provided between the top of the extension rod and the drill rod, and a second locking assembly is provided between the bottom of the extension rod and the drill rod. The interiors of both the drill rod and the extension rod are hollow, and a through hole is provided at the bottom of the drill rod. By using hollow extension rods and drill rods, and inserting extraction pipes into the extension rods and drill rods, friction between the extraction pipes and the borehole wall is prevented.

The utility model discloses building wall structure of reducing engineering cost belongs to building wall field. Building wall structure of reducing engineering cost, include: wall body still include: a plurality of slot, open in wall body's lower extreme, bottom plate, set up wall body's downside, a plurality of limit tube, fixedly set up on bottom plate, with slot correspond, the utility model discloses need not when installing wall body to correct hole to each reinforcing bar, can reduce manpower input to a certain extent, and then effectively reduce installation cost.

This utility model belongs to the field of mold fixing technology, and in particular to a rapid fixing structure for a concrete permeability testing instrument mold. It includes a mold body and an annular plate fixedly welded to the upper and lower peripheries of the mold body. A connecting frame is sleeved around the lower annular plate, and a rapid fixing structure connects the annular plate and the connecting frame. The rapid fixing structure includes a groove on the upper surface of the connecting frame and fixing plates fixedly installed on the surfaces of both ends of the annular plate. Through the design of this rapid fixing structure, the operator only needs to move the sliding plate to insert or remove the limiting rod from the limiting hole to quickly fix or disassemble the mold body and the connecting frame. The entire process requires no complex tools or cumbersome operating steps, greatly shortening the mold assembly and disassembly time, significantly improving the efficiency of the testing work, and enabling testing personnel to complete the testing of multiple samples more quickly, meeting the needs of large-scale testing tasks.

The utility model relates to the field of bicycle frames, and discloses a quick-release modularized magnesium alloy frame which comprises a main supporting rod and a first mounting sleeve, the outer wall of the main supporting rod is fixedly connected with a second mounting sleeve, and the outer wall of the second mounting sleeve is slidably connected with a first mounting ring. A connecting rod is fixedly connected to the outer wall of the inner ring of the first mounting ring, a quick fixing assembly is mounted at the bottom of the connecting rod, a first supporting rod is mounted in the second mounting sleeve, a groove is formed in the bottom of the first supporting rod, and a cup holder fixing assembly is mounted in the groove; a clamping groove is formed in one side of the first supporting rod. According to the utility model, the wedge-shaped block of the first mounting ring is matched with the sliding chute to realize quick positioning, and the rotary buckle design of the second mounting ring is combined, so that the mounting efficiency is improved; meanwhile, a cup holder mounting block is integrated at the bottom of the first supporting rod, so that the bicycle frame has the practical function of facilitating water drinking, and efficient assembly and riding convenience are both considered.

The utility model provides a casting burr trimming device, which belongs to the technical field of processing devices, and comprises a base and a clamping assembly, the base comprises a base and an upper shell part, the clamping assembly comprises a sliding block, a clamping block and a telescopic connecting piece, the clamping block can stably clamp a casting positioned in a processing space from the side surface, and the clamping block is connected with the telescopic connecting piece. By means of the characteristic, the fixing device can meet the fixing requirements of castings of various sizes, small precise parts or large complex structures can be firmly positioned at the needed positions, the sliding blocks drive the castings to rotate so that operators can make contact with all corners of the castings more conveniently, and the operation efficiency is improved. And all burrs and sharp edges are removed, so that the quality of a final product is ensured, and the design not only improves the working efficiency, but also reduces the labor intensity of workers.

The discharge adapter comprises a gun body, a gun head unit is arranged at one end of the gun body, a socket unit is arranged at the other end of the gun body, the socket unit comprises a panel, a plug bush and a pressing plate, a mounting groove is formed in the back face of the panel, and a limiting block is arranged in the mounting groove; the pressing plate is fixed at the notch of the mounting groove, the plug bush is clamped between the limiting block and the pressing plate, and the plug bush is connected with the pin through a wire; a first sealing layer is arranged between the pressing plate and the plug bush, and a second sealing layer is arranged on the side, away from the first sealing layer, of the pressing plate. The plug bush is clamped between the limiting block and the pressing plate, so that the plug bush is quickly positioned and fixed, the assembly process of the socket unit is obviously simplified, and the production efficiency is improved; and rainwater or moisture can be effectively prevented from permeating through a double-sealing structure, the potential safety hazard of electrical short circuit in a humid environment is solved, and the reliability and the safety of the product in outdoor use are greatly improved.

The utility model discloses a ball valve, including valve body, flow passage, ball and drive part. The valve body is equipped with filter assembly, including filter block and fixed part, is equipped with installation cavity on filter block, is equipped with filter screen in installation cavity. The arc rotation groove is equipped on filter block, and the flow passage department of valve body one side is equipped with limit stop, and the limit groove that communicates rotation groove is still equipped on filter block, and the fixed part is inserted in the junction of rotation groove and limit groove to fix filter block. The support frame is equipped on filter screen, and the outer periphery of support frame is equipped with support block, and the arc installation groove is equipped in filter block, and support block realizes support frame installation in the sliding of installation groove. The fixed ball and spring are equipped in installation groove, and spring drive fixed ball and support block on the cooperation locking of clamping groove. The fixed part includes locking frame, and is equipped with limit portion and abutting portion on it, and abutting portion abuts in rotation groove, and limit portion is inserted in the sealing groove on valve body. The utility model filter assembly convenient to dismount, and fixed reliable, is convenient for washing or replacement filter screen.

The utility model relates to the technical field of servo driver vibration prevention, and particularly discloses a vibration prevention device of a servo driver, which comprises a driver body, a vibration prevention assembly is arranged below the driver body, an installation assembly is arranged on the outer wall of the vibration prevention assembly, and the vibration prevention assembly comprises a polyurethane foam layer. A metal honeycomb plate is arranged at the lower end of the polyurethane foam layer, a silica gel damping pad is arranged at the lower end of the metal honeycomb plate, the mounting assembly comprises an upper supporting frame and a lower supporting frame which are of a U-shaped structure, and vertical plates are fixedly connected to the left end and the right end of the polyurethane foam layer and the left end and the right end of the silica gel damping pad correspondingly. And rectangular grooves are formed in the outer walls of the multiple vertical plates, through a composite damping assembly composed of a polyurethane foam layer, a polyurethane foam layer and a silica gel damping pad, the vibration transmissibility can be reduced, and precise electronic elements are protected.

The utility model relates to the technical field of analysis and detection, and discloses environment-friendly odor-removing gel odor release detection equipment which comprises a protective shell, a base plate is fixedly connected to the inner wall of the bottom end of the protective shell, a power shaft is rotatably connected to the inner wall of the bottom end of the base plate, and a connecting column is rotatably connected to the interior of the power shaft. Two limiting blocks are fixedly connected to the exterior of the power shaft, rotating shafts are rotatably connected to the interiors of the close sides of the two limiting blocks, a supporting strip is fixedly connected to the exterior of each rotating shaft, a first supporting column is fixedly connected to the top of the rear end of each supporting strip, and a limiting disc is fixedly connected to the top end of each first supporting column; and an ejector rod is fixedly connected to the interior of the front side of the supporting strip, and a first rotating wheel is fixedly connected to the bottom end of the ejector rod. According to the utility model, the problem of long detection and analysis time caused by slow gas release in use of environment-friendly odor-removing gel odor release detection equipment is effectively solved.

This utility model relates to the field of zipper bag technology, and more particularly to a zipper bag slitting device. This utility model provides a zipper bag slitting device including a support frame, a first motor, an unwinding roller, a separating roller, a rewinding roller, a second motor, and a drive shaft. The first motor is fixedly mounted on the upper left side of the support frame, and its output shaft is fixedly connected to the unwinding roller. The separating roller is rotatably connected to the middle of the support frame. Rewinding rollers are rotatably connected to the upper right and lower right sides of the front of the support frame. The second motor is fixedly mounted on the rear side of the support frame, and its output shaft is fixedly connected to the drive shaft. This utility model utilizes a design where a synchronous pulley at the front end of the drive shaft drives a transmission gear via a transmission belt, which meshes with the driven gears at the front ends of the two rewinding rollers. This allows the second motor to simultaneously drive the upper and lower rewinding rollers to rotate in opposite directions while driving the slitting process, achieving automatic and synchronous winding and collection of the slitting material, significantly improving winding efficiency.

The utility model belongs to printing equipment technical field especially relates to a set type gravure printing machine, including frame, the top of frame is provided with printing workstation, one side of frame bottom is installed with the motor of deflection, the inside swing joint of frame is provided with movable frame, is provided with the motor of deflection and the deflection rod of deflection mechanism on movable frame, the inside installation of movable frame top is driven by motor, the inside rotation of movable frame has two drive screws, the surface screw thread connection of two drive screws has connecting seat, the bottom fixedness of connecting seat has connecting plate, the inside installation of connecting plate has ink scraping subassembly. The set type gravure printing machine provided by the application, ink scraping subassembly realizes quick fixing and dismounting through locking mechanism, does not need special tool, operating personnel only need to rotate hand wheel to complete locking or unlocking, shortens the dismounting time, reduces the maintenance time -consuming, improves production efficiency.

This application relates to the field of pipeline engineering technology, and in particular to a high-density polyethylene steel wire mesh reinforced dual-color composite stable pipe for water supply. It includes a fixing structure for clamping different specifications and a connecting structure for facilitating pipe fixing. The fixing structure is located on one side of the connecting structure, and a pipe is fixedly connected to one side of the fixing structure. This application can include components such as a fixing structure, a ring, a second limiting ring, a connecting column, a push rod, a slider, and a first limiting ring. Through the sliding connection between the push rod and the slider, and the fixed connection between the slider and the first limiting ring, the push rod can slide to move the slider, thereby clamping and fixing the first limiting ring with different specifications of pipes. The technical problem of inconvenient clamping and fixing of different specifications of pipes can be solved by flexibly adjusting the position of the first limiting ring, improving the equipment's versatility and ease of operation.

The invention belongs to the field of oil and gas exploration and development, and relates to an oil drilling and workover well mouth centering and aligning device and method.The device comprises an upper flange and a lower flange, the upper flange is connected with a rotary control head, the lower flange is connected with an annular blowout preventer, a sealing device is arranged between the upper flange and the lower flange, and the upper flange and the lower flange are each sleeved with a pressing plate; the pressing plate on the upper flange and the pressing plate on the lower flange are detachably connected through a fastening device, and adjusting bolts used for adjusting the upper flange to move in the horizontal direction are arranged on the pressing plate on the upper flange and the pressing plate on the lower flange. A flange position adjusting device is designed, horizontal multi-direction free adjustment can be simply and rapidly achieved, a wellhead can be rapidly, safely and effectively corrected, and vertical centering alignment of the center of wellhead devices such as a rotary control head of the device and a crown block and a traveling block is achieved.

The utility model discloses an elevator installation buffer pile relates to buffer pile technical field, including buffer pile body, the bottom fixedly connected with connecting plate of buffer pile body, the bottom of connecting plate is provided with the thread disc, the surface screw thread connection of thread disc has the threaded tube, the top fixed sleeve of threaded tube has the end cover, the surface slip sleeve of buffer pile body has the sliding sleeve, the surface of buffer pile body is equipped with the sliding slot, this device adopts the cooperation structure of slip sleeve and sliding block, sliding slot, and the plug -in locking mechanism of combination plug -in hole makes the operator only need through simple pull, rotation and press down action, can fastly complete the height adjustment and fixed of buffer pile, this device improves the installation and debugging efficiency greatly, reduces the operation difficulty simultaneously, adapts the height demand of different installation environment, improves the installation adaptability of elevator buffer pile significantly, has higher practicality.

The utility model provides a plant large-span floor construction anti-cracking control device which comprises a plurality of separation frames, the separation frames can be mutually spliced, and reinforcement cages are arranged in each separation frame in a criss-cross mode. A connecting edge skirt is arranged on the outer surface of the bottom of each separation frame, and the connecting edge skirt is used for separating two adjacent separation frames; a reinforcing frame is arranged at the bottom of the separation frame and can extend into the foundation. Gaps are reserved between the bottom and the top of the steel reinforcement cage and the bottom and the top of the separation frame, and gaps are reserved between longitudinal steel bars and transverse steel bars in the steel reinforcement cage. When in use, the plurality of separation frames are spliced and laid in the terrace, and then concrete is poured into the separation frames and the connecting gaps of the separation frames, so that the concrete is divided into a plurality of small blocks, and when the concrete expands with heat and contracts with cold, the acting force between the single blocks of concrete is small, so that the cracking can be avoided and the cracking degree can be reduced.

The utility model discloses a shoulder and neck integrated massage device which comprises a shell, and the shell comprises a driving section and a massage section. The massage sections are arranged at the two ends of the driving section in the first direction respectively and extend in the second direction so as to be matched with the driving section to define a neck section. A driving assembly, a transmission shaft and a kneading assembly are arranged in the driving section, the transmission shaft extends in the first direction, and the two ends of the transmission shaft are arranged in the massage section. The kneading assemblies are symmetrically arranged on the two sides of the driving assembly in the first direction and each comprise a first eccentric wheel, a limiting cam, a swing seat and a massage arm. The side, away from the driving assembly, of the limiting cam in the first direction is provided with an inclined face, and the first eccentric wheel abuts against the inclined face and is in transmission connection with the transmission shaft. The swing seat sleeves the first eccentric wheel, and a connecting rod is arranged at one end in the second direction. The connecting rod extends into the neck section from the side wall of the driving section and is connected with the massage arm so as to drive the transmission shaft to rotate through the driving assembly and drive the swing seat and the massage arm to rotate in a reciprocating mode in the neck section.

This utility model relates to an automatic underwater screening device, comprising a main frame, a water tank, a housing, a screening fixture, and a screening fixture drive mechanism. The main frame and water tank are mounted on the housing, with the main frame located outside the water tank. The screening fixture drive mechanism is installed on the upper part of the main frame. The screening fixture drive mechanism includes a vibration source fixture, a linear bearing mounting bracket, a linear bearing, a tie rod, and a chain. The vibration source fixture and the linear bearing mounting bracket are mounted on the upper part of the main frame, and the linear bearing is mounted on the linear bearing mounting bracket. The tie rod is arranged vertically. The advantages of this utility model are: by integrating the main frame, water tank, housing, screening fixture, and drive mechanism into one unit, the equipment size is significantly reduced, facilitating transportation and installation, and solving the problems of large size and complex assembly of traditional split-type equipment.

The application discloses a numerical control gantry milling machine and belongs to the technical field of machine tools, which comprises a bearing plate, a linear module fixedly installed on the upper surface of the bearing plate, a bearing plate fixedly installed on the upper surface of a moving block of the linear module, gantry frames fixedly installed at both ends of the upper surface of the bearing plate, a liquid collecting and spraying mechanism fixedly installed between the upper halves of the two sets of gantry frames, and a cooling mechanism fixedly installed between the lower halves of the two sets of gantry frames and connected with the liquid outlet end of the liquid collecting and spraying mechanism. The application realizes a high-efficiency cooling liquid closed-loop circulation system through the design of the cooling mechanism and the liquid collecting and spraying mechanism, reduces the material cost and environmental protection pressure, guarantees the stable cooling effect, and realizes the accurate cooling of the cutting area through the ball tube rotation adjustment and the double-path nozzle design.