134results about How to "Highly flexible adjustment" patented technology

The utility model discloses a height-adjustable automobile towing bracket, which relates to the technical field of automobile towing brackets, and comprises a rear bracket body, the top of the rear bracket body is fixedly connected with a bracket frame, the inside of the bracket frame is fixedly connected with a plurality of cross rods, and the plurality of cross rods are distributed at equal intervals; a cross beam is arranged above the frame, supporting assemblies are arranged on the two sides of the cross beam, each supporting assembly comprises a supporting column, a T-shaped groove is formed in the bottom end of each supporting column, and the supporting columns are connected to the connecting positions of the cross rods and the frame in an inserted mode through the T-shaped grooves. According to the height-adjustable automobile towing bracket, by arranging the cross beam, the supporting columns, the T-shaped grooves and other structures, the connecting characteristic of the cross rod and the bracket frame is ingeniously utilized, the butt joint stability of the supporting columns, the cross rod and the bracket frame is improved, and the supporting columns are positioned at the connecting positions of the cross rod and the bracket frame through the gravity of an automobile body; meanwhile, the distance between the two cross beams and the height of the cross beams can be flexibly adjusted, and the use efficiency of the automobile towing bracket is improved.

This utility model relates to the field of automotive parts stamping technology, specifically to an automotive parts stamping positioning mechanism. It includes a base, an upper die base, and a lower die base. A component is disposed between the upper and lower die bases. A mounting frame is provided on the base, and a component-limiting mechanism is disposed within the mounting frame. An adjustment mechanism for adjusting the position of the mounting frame is also provided on the base. The limiting mechanism includes four sets of symmetrically distributed limiting brackets within the mounting frame. Two sets of symmetrically distributed first push rods and two sets of symmetrically distributed second push rods are slidably mounted within the mounting frame. Through the cooperation of the four sets of symmetrically distributed limiting brackets and the linkage push rods, clamping force can be applied synchronously from the four corners of the component, ensuring precise alignment between the material center and the die cavity, avoiding misalignment caused by dimensional tolerances. The transmission structure of the slide, rack, and gear enables the four sets of limiting brackets to move synchronously. Combined with the elastic reset function of the torsion spring, this ensures clamping stability and adapts to material deformation during stamping.

The utility model belongs to the technical field of mixing devices, and particularly relates to a mixing device for cable sheath material production, which comprises a box body, the top end of the box body is connected with a feed hopper, the bottom end of the box body is connected with a discharge pipe, a stirrer is assembled in the box body, a support filter plate is mounted in the box body, and the support filter plate is connected with the feed hopper. A baffle is inserted into the end face of the box body. Through cooperation of the threaded sleeve, the guide rod and the two-way threaded rod, the fixing effect of the fixing block on the rectangular block can be relieved, so that the baffle can be conveniently detached, and a net opening for supporting the filter plate is exposed. Therefore, after the cable sheath material is mixed, the discharging pipe is opened, and the cable sheath material can be uniformly discharged through the net opening of the supporting filter plate under the combined action of the stirrer and the supporting filter plate, so that the problem of blockage possibly caused by the fact that all the cable sheath material flows into the discharging pipe when the discharging pipe is directly opened is effectively avoided.

An auxiliary head frame used in cooperation with a try-on frame comprises a frame body and a head band which are used for cooperating with each other to form an annular structure so that the auxiliary head frame can be conveniently worn on the head of a human body, inserting grooves used for being matched with the two ends of the head band are formed in the two sides of the frame body, and adjusting holes are further formed in the positions, at the inserting grooves, of the frame body. Adjusting gears are embedded in the adjusting holes, strip-shaped holes are formed in the two sides of the head band, and adjusting teeth used for being matched with the adjusting gears to adjust the tightness of the head band are arranged on the inner hole walls of the strip-shaped holes. An open hole is further formed in the middle of the frame body, a rack which is vertically arranged is inserted into the open hole, a hook which is used for supporting and matching the trial frame is hinged to the bottom of the rack, and a pinion which is used for being matched with the rack to adjust the height of the hook is installed on the frame body at the open hole. Part of weight of the try-on frame is transferred to the head, so that pressure of the lenses and the try-on frame on the patient during fitting can be reduced, and discomfort of the patient during try-on is reduced.

This utility model relates to the field of road construction fence production technology and discloses a detachable road construction safety warning fence, including at least two symmetrically arranged support pillars. A bottom crossbeam and a top crossbeam are installed between every two adjacent support pillars. A detachable protective plate is installed between the bottom crossbeam and the top crossbeam. Several equidistant grid plates are slidably engaged at both ends of the protective plate. Adjacent grid plates are slidably engaged with each other. A support sleeve is fitted at the lower end of the support pillar. A fence base is fixedly installed at the lower end of the support sleeve. Safety warning components are fixedly installed on the upper end and one outer surface of the support pillar. The safety warning components include a warning light and a reflective warning strip. This utility model allows for the selection of appropriate bottom and top crossbeams based on the area of ​​the construction length. Combined with the protective plate and grid plates, the fence can be installed quickly, greatly improving construction efficiency. The protective plate and grid plates are slidably engaged through dovetail grooves, enhancing the overall stability of the fence.

The invention relates to a construction device and method for construction of unequal-height beam webs through equal-height beam side formworks, and belongs to the technical field of building beam construction.The device comprises a vertical rod with an adjustable bearing, a beam bottom height adjustable early-dismantling jacking, a beam bottom rib, a beam bottom formwork, double joists and the beam side formworks, and the double joists are installed on the vertical rod with the adjustable bearing; the positions of the double joists can be adjusted by adjusting the adjustable bearing vertical rods, the beam side molds are installed on the double joists, the beam bottom height adjustable early-dismantling jacking supports are installed on the double joists, the beam bottom rib and the beam bottom mold are installed on the beam bottom height adjustable early-dismantling jacking supports, and the beam bottom rib and the beam bottom mold are located between the beam side molds. The positions of the beam bottom rib and the beam bottom die can be adjusted by adjusting the beam bottom height-adjustable early-dismantling jacking, and construction of unequal-height beam webs is achieved. According to the construction method, beam side formworks of the same specification can be used for construction of beam webs of different heights, the specifications and models of the beam side formworks can be reduced, the management and storage cost of the formworks can be reduced, and the turnover utilization rate and the construction efficiency of the formworks can be improved.

The utility model discloses an adjustable pipette rack which comprises a base and a stand column fixedly connected with the base, the stand column is connected with a lifting column in a sliding mode, and the lifting column comprises a column body connected with the stand column in a sliding mode and a movable block located on one side of the lower portion of the column body. The lifting groove is in sliding connection with the column body, the movable groove is located on one side of the lifting groove and allows the movable block to slide in a lifting mode, the movable block is fixedly connected with an adjusting component, and the adjusting component comprises a telescopic sleeve fixedly connected with the movable block and provided with a spring on the periphery, and the other end of the telescopic sleeve is fixedly connected with a locking block. Positioning grooves matched with the locking blocks are formed in the two sides of the movable groove, the upper portion of the column body is rotationally connected with a rotating disc, a plurality of supporting arms are arranged on the periphery of the rotating disc, and fixing clamps used for hanging pipettes are arranged at the ends, away from the rotating disc, of the supporting arms. According to the utility model, the height and the angle of the pipette can be flexibly adjusted according to experimental requirements, so that the use convenience and the use efficiency of pipetting are improved, and the convenience and the efficiency of experimental operation are further improved.

The utility model relates to the technical field of electric wrenches, and discloses a lithium battery handheld electric wrench which comprises a handle, the bottom of the handle is in threaded connection with an installation bottom ring, a lithium battery is inserted in the handle, a motor is fixedly connected in the handle, and the output end of the motor is fixedly connected with a lead screw. The top of the upper clamp and the top of the lower clamp are arranged, clamping of the upper clamp and the lower clamp is more stable and even through the symmetrically-distributed installation screws, when workpieces such as nuts or bolts are clamped, the workpieces can be effectively prevented from deviating or shaking in the clamping process, the clamping accuracy and reliability are improved, and the clamping efficiency is improved. According to the electric wrench, the first mounting screw and the upper clamp extend to the mounting clamping block, so that the fixing effect of the clamps is enhanced, it is ensured that in the working process of the electric wrench, the clamps can firmly clamp a workpiece, the loosening phenomenon is avoided, and therefore the effectiveness of tightening or loosening operation of the wrench on a nut or a bolt is ensured.

The utility model discloses a flexible welding positioner which comprises a driving rotating side and a driven supporting side. The driving rotating side comprises a gear motor, a rotating shaft, a fixing flange, a starting button and a fixing support. The gear motor is fixedly installed on the fixing support, and the rotating shaft is in transmission connection with the output end of the gear motor and used for driving a workpiece to rotate around the rotating shaft. The fixed flange sleeves the rotating shaft and is used for assisting in positioning the driving end of the workpiece; the start button is electrically connected with the speed reduction motor and used for controlling start-stop or rotating speed adjustment of the speed reduction motor. The driven supporting side comprises a ground track, a limiting block, a roller, a bracket, a hand bolt, an adjusting screw rod and a flexible chain; the roller is mounted at the bottom of the bracket and is matched with a guide rail of the ground track, so that the bracket linearly slides along the ground track; the limiting blocks are fixedly installed at the two ends of the ground track and used for limiting the sliding range of the rollers. The clamp cost is reduced through equipment generalization, the efficiency is improved through automation, rework is reduced through structural design, and cost reduction, efficiency improvement and quality improvement cooperation are achieved.

The invention discloses a multifunctional traditional Chinese medicine acupoint pressing massage rehabilitation physiotherapy device, and belongs to the technical field of traditional Chinese medicine rehabilitation physiotherapy. The problems that an existing device is non-adjustable in height, poor in massage effect, inconvenient to turn over, insufficient in stability, not capable of effectively limiting a bed board and poor in head supporting adaptability are solved. According to the technical scheme, the bed comprises a bed frame, a rectangular bed board, a lifting assembly, a massage assembly and a connecting assembly; the top of the bed frame is rotatably connected with the two rectangular bed plates through a connecting assembly, the connecting assembly comprises a rotating shaft I, a rotating shaft II, a servo motor I and a servo motor II, and a limiting top plate is arranged on the side face of the bed frame; a lifting assembly is arranged below the bed frame and comprises a scissor lift, universal wheels with brakes and a threaded rod anti-skid structure; a massage assembly is arranged in the rectangular bed board and comprises an electric push rod, a trapezoidal block, a sliding supporting plate and a pressing protrusion. The head supporting plate is provided with symmetrical head receding holes and provided with sponge pads. The device is mainly used for traditional Chinese medicine acupoint pressing, massaging and rehabilitation physiotherapy, the use comfort and stability can be improved, and the burden of workers is relieved.

The utility model relates to a surface treatment device for street lamp pole production, which comprises a protective cover, a polishing mechanism is arranged in the protective cover, a transmission mechanism is arranged on one side of the protective cover, the transmission mechanism comprises a frame body arranged on one side of the protective cover, and the outer surface of the frame body is fixedly connected with a first motor. A gear is fixedly connected to the outer surface of an output shaft of the first motor, a sliding rail is fixedly connected into the frame body, and a movable frame is slidably connected to the outer surface of the sliding rail. According to the surface treatment device for street lamp pole production, the height of a polishing roller can be flexibly adjusted through a second electric push rod, so that the polishing roller meets the polishing requirements of street lamp poles of different specifications, a second motor drives the polishing roller to rotate at a high speed, and the surface of the street lamp pole can be rapidly and evenly polished; and compared with traditional manual grinding and simple fixed grinding equipment, the grinding efficiency is greatly improved, meanwhile, the stability and consistency of the grinding quality are guaranteed, and the appearance attractiveness and the surface flatness of the street lamp pole are effectively improved.

The utility model relates to the field of furniture storage, especially pull out formula student bed under storage cabinet, including bedstead, the one side of bedstead is open design, and the rest side surface is equipped with guardrail, the open side of bedstead is provided with ladder. The drawer structure adopts the mode that big drawer and small drawer are combined, wherein big drawer is arranged symmetrically, is suitable for storing bedding, overcoat and other bulky or heavy articles, small drawer is evenly distributed on its upper portion along a straight line, and small articles such as books, stationery, close-fitting clothes are conveniently classified and stored, the overall layout is scientific, and the under-bed space utilization rate is significantly improved, in addition, the small drawer is internally provided with detachable baffle and plugboard structure, by adjusting the position of plugboard insertion different slot, the drawer internal space can be freely divided according to article size and use demand, the applicability and individuality degree of storage cabinet are enhanced, and the diversified storage demand is satisfied.

A pressure measuring device for a coal mine stope face belongs to the technical field of coal mining and comprises a chassis, a guide frame is fixedly arranged on the chassis, a concentric-square-shaped frame capable of vertically moving is mounted on the guide frame, and a first through groove and a second through groove are formed in one end, slidably connected with the guide frame, of the concentric-square-shaped frame and are arranged up and down. A stress detector is movably arranged in the first through groove, a drill rod is movably arranged in the second through groove, the stress detector and the drill rod are transversely arranged, the stress detector is connected with a first electric telescopic unit, and the drill rod is connected with a first motor and a second electric telescopic unit. The first electric telescopic unit and the second electric telescopic unit are both transversely and fixedly installed in the concentric-square-shaped frame, the stress detector and the drill rod which are transversely arranged are adopted, stress detection can be directly conducted on the coal wall of a working face or the side of a roadway, and effective data are provided for supporting adjustment; and transverse drilling does not need to penetrate through multiple rock stratums, the drilling depth is small, and the geological condition limitation is reduced.

This utility model discloses a protective baffle for flange production in the petrochemical industry, relating to the technical field of flange production equipment in the petrochemical industry. The protective baffle includes a main protective plate with a mounting plate fixed to its bottom, the mounting plate having multiple mounting openings. A supporting plug-in protective plate is connected to the inner ring of the main protective plate, and an upper protective plate is connected to the top of the supporting plug-in protective plate. Connecting rings and connecting protrusions are respectively provided on the sides of the main protective plate. The connecting rings have snap-fit ​​openings that match the connecting protrusions, and a first fixing component is also provided on the connecting rings. A second fixing component is provided on the front of the main protective plate. This utility model achieves height adjustment of the supporting plug-in protective plate through the second fixing component, and enables rapid connection of multiple protective baffles through the connecting rings, connecting protrusions, and the first fixing component. It solves the problems of incomplete functionality and inconvenient connection of existing protective baffles, and has the advantages of convenient adjustment, efficient connection, and comprehensive protection.

The utility model discloses a combined kitchen utensil rack belongs to kitchen utensil technical field, and it includes fixed chassis, both sides of the fixed chassis upper surface are all fixedly installed with the support stand, the top of support stand is fixedly installed with the connection crosspiece, the outer surface of support stand is equipped with the U -shaped sliding board, the inside surface fixed mounting of U -shaped sliding board has the placing horizontal plate, the outer surface fixed mounting of support stand has the locating vertical board. This combined kitchen utensil rack, through setting up the tension spring under the action of self elasticity drive tension support and sliding support push positioning insert block and insert into the inside of locating vertical board to realize the positioning operation of placing horizontal plate, and the positioning mode of placing horizontal plate is simple and reliable, makes placing horizontal plate when placing articles more stable, avoids the situation of article falling due to the shaking of placing horizontal plate, and it is helpful to better use.

The utility model relates to a spring type carbon block damping system of a casting station, which relates to the field of anode carbon block casting, and comprises a damping plate assembly and a conveying assembly, and the conveying assembly is used for driving a carbon block to move directionally; the damping plate assembly comprises a top plate, a bottom plate, a spring and an adjusting bolt, the bottom plate is fixedly installed on the conveying assembly, the top plate is arranged above the bottom plate, the spring is arranged between the top plate and the bottom plate, the spring tends to enable the top plate and the bottom plate to be away from each other, one end of the adjusting bolt is connected to the top plate, the other end of the adjusting bolt is connected to the bottom plate, and a guide face is arranged above the top plate. By arranging the adjusting bolt and the spring, the height of the top plate can be flexibly adjusted through mutual matching of the adjusting bolt and the spring, and then the friction force between the damping plate and the bottom of the carbon block is adjusted, so that the carbon block can be stopped at a casting station more accurately.

This utility model discloses a rotating spray semiconductor cleaning device, relating to the field of semiconductor cleaning technology. The rotating spray semiconductor cleaning device includes a housing, inside which a cleaning mechanism is installed for cleaning semiconductors. The cleaning mechanism includes a drive assembly, which includes an electric push rod fixedly mounted on the top of the housing. A support rod is fixedly mounted on the top of the electric push rod, and a support frame is fixedly mounted on the bottom of the support rod. When the support frame rotates, it drives the spray head to rotate clockwise and counterclockwise around the semiconductor at a 120-degree angle, allowing the cleaning fluid to be sprayed onto the surface of the semiconductor from multiple directions, such as the sides and bottom, avoiding dead zones caused by spraying in one direction. The electric push rod can flexibly adjust the height of the semiconductor through the support rod and the support frame, ensuring that the semiconductor is always within the optimal spray range of the spray head, further ensuring that all areas of the semiconductor surface are effectively cleaned by the cleaning fluid.

The utility model discloses a high security liquid oxygen blasting device, including a plurality of liquid oxygen explosion pipe, each liquid oxygen explosion pipe all is installed with branch line, a plurality of branch line common installation has main line, the end of main line is installed with two plug -in post, one side of two plug -in post common is equipped with detonator, the top of detonator is installed with protective cover, be equipped with limiting mechanism on the protective cover, be equipped with four adjusting mechanism on the protective cover, the outer wall fixed connection of detonator has two C type handle that is symmetrically set, install rotary button on detonator, be equipped with two insertion slot on detonator, two plug -in post all cooperate with insertion slot. The utility model discloses through the setting of protective cover and its limiting mechanism, can reliably isolate sundries, greatly promote operation security, the adjusting mechanism on protective cover can adjust support leg height flexibly, make control equipment also can keep level on the uneven ground, be convenient for staff operation.

The utility model discloses an aerated concrete block transportation protection frame belongs to aerated concrete block technical field, including the bottom frame, the bottom frame top is provided with a plurality of first frame and second frame, a plurality of first frame and second frame staggered arrangement, a plurality of first frame and second frame plug in, first frame and second frame all include four corner blocks. In the utility model, through the butt joint groove plug in of a plurality of guardrails of first frame and the adjacent second frame, the butt joint groove plug in of a plurality of guardrails of second frame and the adjacent first frame, the matching of the insertion block and the insertion groove of the top end of the adjacent corner block of the circumferential bottom end of support column, make a plurality of first frame and second frame staggered plug in the top of bottom frame, constitute aerated concrete block transportation protection frame, also can according to the specification of aerated concrete block and the height of stacking flexible adjustment the height of transportation protection frame, ensure that transportation protection frame effectively protects aerated concrete block.

The utility model provides a kind of traditional Chinese medicinal material wildness imitated rock wall planting fixing device.The traditional Chinese medicinal material wildness imitated rock wall planting fixing device includes: base and be used for fixing plant U-shaped limiting component in the base upper portion;First U-shaped block is fixedly installed on the base;Connecting block is rotatably installed on the first U-shaped block;First telescopic rod is fixedly installed on the connecting block top for adjusting the height of U-shaped limiting component;Fixed block is fixedly installed on the first telescopic rod top end;Second telescopic rod is rotatably arranged on the side of the fixed block for horizontally adjusting U-shaped limiting component.The traditional Chinese medicinal material wildness imitated rock wall planting fixing device provided by the utility model is designed with height-adjustable, multi-angle fixing and self-adaptive limiting, effectively solves the problem that traditional fixing device cannot adapt to plant growth and is complicated to operate.

The utility model discloses a kind of polishing devices for air pipe engraving, it is related to air pipe processing technical field, including workbench, the top of workbench is installed with board, the upper of board is provided with polishing roller, the side of polishing roller is provided with adjusting assembly for adjusting its height, the outside of board is provided with clamping assembly for fixing it;The adjusting assembly includes sliding seat and first adjusting plate sliding in the inner wall of workbench, and the side of sliding seat is rotatably connected with one end of polishing roller, the utility model has the beneficial effects that: by setting adjusting assembly, the height of polishing roller can be adjusted, polishing roller height can be flexibly adjusted, accurately match different thickness board, realize uniform polishing, avoid excessive or insufficient polishing, height can be adjusted in time according to polishing roller wear, ensure stable working performance, prolong its service life, reduce maintenance cost.

This utility model discloses an inspection device for the production of magnetic chucks, relating to the field of magnetic force testing technology. The utility model includes an inspection table with a placement frame fixedly mounted on its top. The placement frame has a placement area and a clamping assembly for holding the magnetic chuck in the placement area. Two sliding rods are fixedly mounted on the placement frame relative to the placement area, and sliding plates are sleeved and slidably mounted on the two sliding rods. An adsorption block is located at the bottom of the sliding plate opposite the placement area. A fixed frame is fixedly mounted on the inspection table, and a lifting plate is slidably mounted on the fixed frame. A cylinder for driving the lifting plate is mounted on the fixed frame, and a tension sensor is fixedly mounted on the lifting plate. A connecting rod is fixedly mounted between the test end of the tension sensor and the sliding plate. A controller is located on the inspection table. This utility model accurately measures the adsorption force using a tension sensor. It has a simple structure, is easy to operate, and can effectively detect the adsorption performance of magnetic chucks, improving inspection efficiency and accuracy.

The application provides a blast device for a vanadium-titanium smelting blast furnace, and relates to the technical field of blast furnace smelting. The blast device comprises a blast pipe and a support frame used for detachable connection with a furnace shell. A lifting support assembly is arranged on the support frame and used for supporting the blast pipe. The lifting support assembly comprises a bracket and an adjusting screw. Threaded holes matched with the adjusting screw are arranged on the support frame. The adjusting screw is threadedly connected with the support frame through the threaded holes. The upper end of the adjusting screw is hingedly connected with the bottom of the bracket through a spherical hinge support. The bracket is provided with an arc-shaped supporting surface matched with the outer wall of the blast pipe. The bracket of the lifting support assembly effectively supports the blast pipe, significantly disperses the dead load of the blast pipe, greatly reduces the stress at the flange connection, slows down the decay rate of the bolt pretightening force, improves the structural stability of the blast pipe after installation, the height of the bracket can be flexibly adjusted by the adjusting screw, the support for the blast pipe is ensured to be in place, and the use performance of the device is improved.

The utility model discloses a kind of gas valve controller mounting structure, including pipeline and valve body, the valve body is installed on pipeline, the top of the valve body is equipped with controller body, the lower surface of the controller body one side is equipped with support frame, two threaded rods are installed on the support frame;The gas valve controller mounting structure is moved by the fixed plate extension groove of rotary arm clamp to change overall length to change the overall length, substantially improve adaptability and versatility. With the adjusting nut on threaded rod, the height of the controller body can be adjusted flexibly, effectively avoiding installation interference. Through the precise positioning of the limit post and the limit hole, the rotary arm clamp and the drive motor output shaft are precisely positioned. The third fixed nut is used to tighten to avoid transmission coaxiality deviation, and the transmission connection stability is strengthened.

This invention discloses a rotary jet suction dredging device, comprising a floating platform on which a vacuum jet pump connected to a drive mechanism and a guide mechanism is mounted; the drive mechanism includes two mutually perpendicular hydraulic telescopic rods, one end of which is hinged to the floating platform, and the other end of which is connected to the side wall of the vacuum jet pump via a universal joint; the guide mechanism includes inner and outer guide sleeves fitted around the vacuum jet pump, the inner guide sleeve and the vacuum jet pump being connected via coaxial left and right rotating shafts, and a coaxial front and rear rotating shaft passing through the outer guide sleeve, one end of which is connected to the inner guide sleeve, and the other end of which is connected to the floating platform, with the front and rear rotating shafts perpendicular to the left and right rotating shafts; the outer guide sleeve is provided with front and rear clearance grooves to accommodate the passage of the inner guide sleeve; the vacuum jet pump is connected to a suction head, a high-pressure air supply pipe, and a sludge conveying pipe. This invention achieves dredging needs covering all water depths from shallow to deep water, with high dredging efficiency and safe and simple operation.

The utility model discloses a kind of automatic overturning mould plate processing mechanisms, including processing table, the upper portion of processing table is provided with clamping mechanism, the clamping mechanism includes clamping plate one, motor box one, fixed plate one, clamping plate two and fixed plate two, the fixed plate one is fixedly connected with processing table, the motor box one is set in one side of fixed plate one, the clamping plate one is rotatably installed in one side of motor box one, the clamping plate two is set in one side of clamping plate one, the fixed plate two is rotatably installed in one side of clamping plate two, the fixed plate two is fixedly connected with processing table, the fixed plate two one side is fixedly installed with encoder. Its realized the ability of automatic overturning, increased practicability, to solve in mould plate double-sided polishing processing process, one side completes processing and needs to be re-flipped clamping, use very inconvenient problem.

The utility model relates to an automobile trunk lid which comprises a trunk lid outer plate. The trunk lid inner plate is fixed on the inner side of the trunk lid outer plate; the hinge reinforcing plates are arranged on the two sides of the trunk lid inner plate; the lock catch reinforcing plate is arranged at the bottom of the trunk lid inner plate; the structural adhesive is arranged between the trunk lid outer plate and the trunk lid inner plate and used for connecting the trunk lid outer plate and the trunk lid inner plate; the glue blocking ribs are arranged on the two sides of the structural glue. Compared with the prior art, the utility model has the advantages of effectively controlling the thickness of the structural adhesive, ensuring the connection strength and the sealing property of the product and the like.

This utility model belongs to the field of mobile crushing equipment, and relates to a mobile platform support leg that adapts to ground flatness differences. It includes an outer sleeve, an inner sleeve, a telescopic cylinder, and two pins. The outer sleeve is fitted onto the outside of the inner sleeve and the two are slidably connected. The telescopic cylinder is disposed in the cavity between the outer sleeve and the inner sleeve. The top end of the telescopic cylinder is hinged to the top of the outer sleeve, and the bottom end of the telescopic cylinder is hinged to the bottom of the inner sleeve. Two first adjustment holes are symmetrically opened on the surface of the outer sleeve, and two second adjustment holes are symmetrically opened on the surface of the inner sleeve. The first and second adjustment holes coincide. The front end of the pin is inserted into the area where the second and first adjustment holes coincide. It also relates to a mobile platform that adapts to ground flatness differences, with at least three mobile platform support legs installed at the bottom of the platform. This utility model solves the problems of large space occupation and inconvenient operation caused by existing mobile crushing station support legs, which are mainly two-piece or hydraulic, and the complex, time-consuming, and labor-intensive leveling of hydraulic support legs.

The utility model discloses spinning production equipment for cationic dyeable polyester pre-oriented yarn, and relates to the technical field of spinning production. Comprising a spinning machine body, the spinning machine body is provided with a winding mechanism used for spinning production of cation dyeable polyester pre-oriented yarn, tows passing through an adjusting assembly enter a winding assembly, a movable block slides on a sliding rod, a protruding block is arranged in the movable block and slides along an annular groove in a reciprocating lead screw, and the movable block can slide along the annular groove in the reciprocating lead screw. The movable block slides along the sliding rod through the reciprocating lead screw, then the movable rod and the wobble wheel are driven to do reciprocating motion, a rubber ring on the edge of the wobble wheel makes contact with a tow, in the reciprocating motion process of the wobble wheel, the tow is evenly wound around the winding shaft, and the limiting rod can limit the position of the tow to a certain degree; the tows are prevented from falling off from the wobble wheel, the problem that the tows are stacked, overlapped or irregularly wound on the winding shaft is solved, and the winding quality and appearance are improved.

The utility model relates to the technical field of laser powder baking, in particular to a laser powder multi-layer baking device which comprises a vacuum furnace, a plurality of supporting plates are arranged on the inner walls of the left side and the right side of the vacuum furnace, lifting trays are connected to the four corners of the top of each supporting plate in a screwed mode, and an air exhaust mechanism perpendicularly penetrates through the middle of the top wall of the vacuum furnace. A protection box is arranged outside the air exhaust mechanism, supporting bases are arranged on the left side and the right side of the outer wall of the bottom end of the vacuum furnace, and a furnace door is hinged to the outer wall of the front side of the vacuum furnace. According to the improved baking device, a vacuum environment can be rapidly formed through the air exhaust mechanism, so that powder oxidation is avoided, stable performance is guaranteed, the supporting plate and the lifting tray are matched to flexibly adjust the height of the base plate and improve the space utilization rate, the electric heating pipe is combined with the temperature sensor to accurately control the temperature and ensure uniform heating, and the furnace door can be sealed to prevent air leakage. The perspective window facilitates observation, and efficient, stable and safe multi-layer accurate baking is achieved.