34results about How to "Reduce usage limitations" patented technology

The utility model discloses a modularized combined deformation signboard capable of being quickly updated, and particularly relates to the technical field of signboards, the modularized combined deformation signboard mainly comprises a switching rotating block, a plurality of magnets are embedded and magnetically attracted on the outer wall of the switching rotating block, one side of each magnet is bonded and fixed with a module identification strip, and one side of the switching rotating block is provided with a combined switching assembly; the combined switching assembly comprises a rotating shaft fixedly arranged on one side of the switching rotating block; the combined switching assembly further comprises a sleeve plate, a rotating cap, a linkage shaft and a sleeving plate. The combined switching assembly is adopted, the magnets on the eight module identification strips are magnetically attracted to the switching rotating block to achieve combination, the linkage shaft and the rotating shaft can rotate the switching rotating block, the eight module identification strips are rotated, updated and replaced corresponding to different kindergarten child name identifications, signboards of different shapes and names are rapidly updated and switched, and the kindergarten child name identification switching device is simple in structure, convenient to use and high in practicability. The use limitation is small.

The utility model discloses an ion fan mounting structure of EOL test equipment relates to EOL test equipment technical field, including fixed bottom plate and ion fan main part, the left and right sides of ion fan main part all are installed with damping pivot, and the end of damping pivot is provided with the axle end cover. This kind of ion fan mounting structure of EOL test equipment, ion fan main part can utilize the design of damping pivot and rotate, and the damping effect of damping pivot can be limited at any angle when ion fan main part is rotated, so that after ion fan main part is installed, angle adjustment can be carried out through damping pivot, which is convenient for users to maintain or adapt to the adjustment according to the required heat dissipation position, reduces the use limitation, and the design of fixed bottom plate and fixed side plate can provide sufficient space for the angle rotation of ion fan main part, and reduce the actual contact surface of ion fan main part.

This utility model discloses a kilogram weight verification and protection device, belonging to the field of weight verification and protection technology. It includes a protective frame and electrically operated sliding doors. The protective frame has a C-shaped structure and is mounted on a base. Two sets of electrically operated sliding doors are slidably arranged inside the protective frame, and the two sets of doors are staggered. When the two sets of doors slide to the leftmost and rightmost positions of the protective frame respectively, the protective frame and the two sets of doors form a closed structure covering the base. Photoelectric switches are respectively provided on the left and right sides of the protective frame to detect the position of the electrically operated doors. This utility model has a high degree of automation, requires little space, and facilitates the handling of weights.

This utility model discloses a multimodal inspection drone, including a central body base. Four rotating arms are fixedly installed on the outer surface of the central body base, and the four rotating arms are evenly distributed circumferentially around the central point of the central body base. A steering motor is fixedly installed at the center of the lower surface of the central body base. A rotating connecting seat is fixedly installed at the bottom end of the output shaft of the steering motor. A camera is arranged inside the rotating connecting seat. Rotating shafts are fixedly installed on the outer walls of both ends of the camera. The camera is rotatably connected to the rotating connecting seat through the rotating shafts on both sides. An angle motor is fixedly installed on one outer wall of the rotating connecting seat, and the output shaft of the angle motor is connected to the rotating shaft. The camera of this utility model inspection drone has multiple angle adjustment effects in terms of up and down and left and right, enabling the camera to complete multimodal adjustment work and have a multimodal adjustment effect of shooting angle, effectively improving the inspection shooting effect of the camera.

The utility model discloses a foamed pearl cotton board composite device, including primary frame and secondary frame, primary frame and secondary frame mirror image opposite setting, the bottom inside of primary frame and secondary frame all is provided with linear guide groove, the linear guide groove of primary frame is rotated and is installed with ball screw through bearing, ball screw is positive and negative type thread screw rod, the positive and negative thread of ball screw all is connected with the thread block of screwing, the linear guide groove of secondary frame is fixedly installed with the guide light pole, and two sliding blocks that are adapted with the thread block are slidably sleeved on the guide light pole, and the relative two thread blocks are rotatably installed with the composite roller between the sliding block, and the bottom outer wall on primary frame is fixedly installed with servo motor, the utility model discloses can carry out dynamic spacing size adjustment according to the thickness of different pearl cotton board, so it can be applicable to the pearl cotton board of different thickness and carry out composite processing uses, has good composite size adjustability, and the structure uses more nimble, and the adjustment is convenient.

The utility model relates to cleaning machine equipment field discloses a kind of high-pressure gas cutting pipes of external type height-adjustable for cleaning machine, comprising: high-pressure gas cutting pipe, height adjusting mechanism is provided on the high-pressure gas cutting pipe;The height adjusting mechanism includes main frame, vertical support, screw rod, self-locking screw rod, threaded sleeve, guide rod and sliding sleeve;The vertical support is fixedly installed on main frame, the screw rod is fixedly connected with high-pressure gas cutting pipe, the screw rod is clamped with vertical support, the self-locking screw rod is threadedly connected with threaded sleeve, the threaded sleeve and sliding sleeve are fixedly installed on main frame, the sliding sleeve is slidably arranged on the outside of guide rod.The utility model has following advantages and effects: the height of gas cutting pipe can be flexibly adjusted, so that the nozzle can be as close to the workpiece as possible, while avoiding interference with the workpiece movement, ensuring that the ejected fluid can act on the workpiece surface with appropriate pressure, significantly improving the cleaning effect, and being able to adapt to workpieces of different heights.

This utility model discloses a single crystal rod clamping mechanism, including a base, a threaded rod mounted on the base via bearings, a rotating disk fixedly mounted on the right end of the threaded rod; a guide post fixedly mounted inside the base; a moving block screwed onto the outside of the threaded rod; a fixing sleeve fixedly mounted above the moving block, with an insert post fixedly mounted inside the fixing sleeve; an insertion rod inserted into the inside of the fixing sleeve, with a connecting block fixedly mounted between the insertion rod and a clamping ring; a first limiting assembly mounted on the side of the fixing sleeve, comprising a first track, a first T-shaped slider, a connecting block, an end plate, a spring, a handle, a screw, and a threaded sleeve; and a support plate fixedly mounted above the base. This mechanism facilitates the disassembly of the clamping ring and allows for replacement with clamping rings of other sizes, enabling the product to clamp single crystal rods of different sizes, thus minimizing limitations and broadening its applicability.

This utility model relates to the field of air duct switch technology, specifically to a power clamp equipped with a high / low position operating device. It includes a power clamp body, and the operating device includes a bracket connected to the power clamp body. An inner rod is slidably connected to the lower end of one side of the bracket, and a valve assembly is connected to the lower end of the inner rod. The control switch of the power clamp body is integrated on the valve assembly. A control box electrically connected to the valve assembly is located on the outside of the bracket, and a cylinder for controlling the raising and lowering of the inner rod is located on the outside of the bracket. The cylinder is electrically connected to the control box. When the valve assembly needs to be adjusted to a high position, the control box controls the cylinder to extend, causing the inner rod of the bracket to extend and simultaneously lift the valve assembly upwards. When switching to a low position, the control box controls the cylinder to retract, pulling the inner rod of the bracket back, causing the valve assembly to move downwards. The control box allows for rapid switching between high and low positions of the valve assembly, making operation convenient and quick, and effectively reducing the labor intensity of operators.

The utility model discloses a local gold plating device for a titanium alloy plug. The local gold plating device comprises a gold plating pool, the surface of the gold plating pool is fixedly connected with a fixing frame, the top of the fixing frame is fixedly connected with an electric cylinder, the output end of the electric cylinder penetrates into the fixing frame, the output end of the electric cylinder is fixedly connected with a lifting frame, and the interior of the lifting frame is fixedly connected with a lifting plate. The forward and reverse screw rod is driven by the motor to rotate, the forward and reverse screw rod drives the clamping block to move towards one side far away from the pushing plate, the pushing plate is not fixed, the pushing plate and the movable clamping frame are not fixed, the movable clamping frame is loosened, and the titanium alloy plug body cannot be fixed by the movable clamping frame and the fixed clamping seat. According to the local gold plating device, the titanium alloy plug body can be taken out from the interior of the lifting plate, the advantage of low use limitation is achieved, the gold plating device fixes the workpieces in a clamping and fixing mode, local gold plating can be conducted on the workpieces of multiple models in the clamping and fixing mode, and the use effect of the local gold plating device is improved.

The utility model relates to the technical field of intelligent traffic equipment, and discloses an intelligent traffic LED electronic display screen which comprises a display mechanism, a second-level adjusting mechanism arranged on the outer side of the display mechanism, a first-level adjusting mechanism arranged at the bottom of the second-level adjusting mechanism, the display mechanism comprises a rectangular control box, and traffic lights are arranged at the front end of the rectangular control box. An electronic display screen is arranged at the rear end of the rectangular control box, a wireless controller is arranged at the bottom end of the rectangular control box, and a wireless antenna is arranged at the rear end of the wireless controller. According to the utility model, the rectangular control box is arranged, the traffic light is arranged at the front end of the rectangular control box, and the electronic display screen is fixedly mounted at the rear end of the rectangular control box, so that transverse screen display work of traffic information can be carried out, the overall rectangular control box structure is designed to be a rotatable and adjustable structure, and the rectangular control box can be rotated to be vertical; the traffic lights at the front end of the rectangular control box are vertically displayed and used, and the use limitation of the whole intelligent traffic LED electronic display screen is reduced.

The utility model relates to a measuring scale for engineering quality detection, which belongs to the technical field of engineering quality measuring scales, and comprises a measuring scale main body, a storage box and a cover plate, and a storage auxiliary assembly for lifting storage and multi-angle measurement is arranged in the storage box; the storage auxiliary assembly comprises a driving motor fixedly connected to the bottom of the storage box, an output shaft of the driving motor is fixedly connected with a lead screw, the outer surface of the lead screw is in threaded connection with a lifting block, the inner side of the storage box is fixedly connected with a lifting rod, and the top of the measuring ruler body is fixedly connected with a spring. The top of the measuring ruler body is fixedly connected with a pressure sensor, and the front face of the cover plate is rotationally connected with an auxiliary ruler. According to the measuring scale for engineering quality detection, by arranging the storage auxiliary assembly, the functions of lifting storage and multi-angle measurement are achieved, multi-angle measurement is carried out, and compared with an existing measuring scale, the measuring scale is small in use limitation and more flexible.

The invention belongs to the technical field of wear resistance testing, and particularly relates to a wear resistance testing device and method for a luggage pull rod. Comprising a test box; a notch is formed in the test box; a box body is placed in the test box; the box body is positioned in the notch; a pull rod is slidably arranged on the side of the box; a position control clamping unit is arranged on the test box; the position control clamping unit comprises a first base; the two first bases are both mounted at the bottom of the test box; the two ends of the position control lead screw are connected to the opposite faces of the two first bases correspondingly. Two thread areas are symmetrically arranged on the position control screw rod; the thread directions of the two thread areas are opposite; the double-action testing device is arranged on the testing box; the double-action testing device comprises a limiting chute which is arranged at the bottom of the testing box in a penetrating manner; the limiting chute extends to the inner bottom surface of the test box; the pull rod can be smoothly pulled by the device, the device is prevented from being clamped due to the self-locking function of the device in the testing process, the testing effect and efficiency of the device are improved, and the limitation of the device in practical application is reduced.

The utility model relates to silicon carbide crystal preparation technical field especially relates to a silicon carbide crystal preparation is used crucible lifting device, including including base, still include: restriction part, install the restriction part on the base, install the placing part on the base and be located restriction part below, and the crucible, the crucible installs in placing part, and then through the adjusting spare drive multiple connecting rods and the pawl move to the direction close to the connecting frame center axle or away, with the can adjust the clamping or release the clamping state to the crucible, rely on multiple connecting rods and the contact of crucible lateral wall, can the lateral wall of the crucible is clamped, rely on multiple pawl and the contact of the lateral wall and the bottom of crucible, can the crucible is clamped and holds, improved the stability in the process of crucible promotion, also make the promotion of the crucible is not restricted to whether the crucible has the pot rim, make the device use limitedness reduce, improved the practicality of device.

The utility model discloses a full-automatic leather cutting machine which comprises a machine base, a cutting table is arranged on the machine base, second guide plates are fixedly installed on the two sides of the upper surface of the cutting table, a first forward and reverse threaded rod is rotatably installed in one second guide plate through a bearing, and a second polished rod is fixedly installed in the other second guide plate. Two symmetrically-distributed clamping racks are arranged between the first positive and negative screw rod and the second polished rod, one ends of the two clamping racks are in threaded connection with the positive and negative threaded part of the first positive and negative screw rod correspondingly, and the other ends of the two clamping racks are both in sliding connection with the second polished rod. After the four clamping discs are used for positioning and clamping tensioned leather, the situation that the leather is wrinkled due to springback during cutting can be effectively avoided, so that the size deviation of the leather during cutting can be effectively reduced, the leather cutting efficiency is improved, and the leather cutting quality is improved. And the leather cutting precision is improved.

The hydraulic stretcher system comprises a high-pressure oil pump, a pressure gauge, a stretching body and a high-pressure hose, the stretching body comprises a stretching nut, a through hole connected with a bolt is formed in the stretching nut, an ultrasonic probe is arranged in the through hole, and the ultrasonic probe is provided with an ultrasonic bolt axial force detection device in a matched mode. The hydraulic tensioner is provided with a central control device in a matched mode. According to the hydraulic stretcher system capable of automatically detecting the axial force, the ultrasonic probe is arranged in the stretching nut and is matched with the ultrasonic bolt axial force detection device and the central control device, so that the value of the axial force applied to the bolt is detected and controlled in real time, and the ultrasonic probe is installed through the spring device; and the high-pressure oil pump is accurately controlled through the valve, so that the output oil pressure is more accurate, hydraulic stretchers with different sizes can be arranged according to bolts with different requirements, the use limitation is reduced, and the use range of the hydraulic stretchers is wide.

This utility model discloses a plastic tableware with an anti-spillage structure, comprising: a plastic tableware body with an integrally formed base; a fixing sleeve fitted on the outside of the plastic tableware body; a support assembly fixedly connected to the inside of the fixing sleeve and movably fitted on the outside of the plastic tableware body; and a lid with a sealing ring glued to the bottom and movably snapped onto the top of the plastic tableware body. This utility model, through a series of structures, allows for large-diameter anti-spillage support at the bottom using the fixing sleeve when placed, facilitating quick and easy unlocking and locking of the lid. It also provides stable fixation of the lid during carrying or movement, ensuring a safe anti-spillage effect during transport. Furthermore, it allows for independent large-diameter anti-spillage support at the bottom when the fixing sleeve is not used and the plastic tableware body is removed for separate use, enabling flexible selection of usage methods, reducing limitations on usage scenarios, and improving usability.

This invention relates to the field of disease prevention technology and proposes a disease prevention system for aquaculture. Compared with pond water areas, its deployment is simpler, its location is easier to change, its sampling coverage is wider, the water samples are more representative, and its application is less limited. In water treatment, it can achieve comprehensive treatment of pond water quality, significantly improving its practicality. The system includes a first tracked vehicle, a second tracked vehicle, and a sampling structure. A water distribution frame is rotatably connected to the first tracked vehicle, and a magnetic lifting assembly is installed on the second tracked vehicle. A water suction frame is rotatably connected to the magnetic lifting assembly. Both the first tracked vehicle and the magnetic lifting assembly are equipped with first servo motors, which are used to drive the rotation of the water distribution frame and the water suction frame, respectively. The sampling structure includes a ring-shaped traction rope with a water suction belt installed on it. Multiple storage cavities are provided within the water suction belt, and each storage cavity is filled with elastic filler.

The utility model relates to an experiment vessel draining device which comprises a draining platform and a ventilation mechanism, the draining platform is provided with a vertical plate, a plurality of draining assemblies are obliquely arranged on the vertical plate, each draining assembly comprises a draining rod and a draining sleeve, each draining rod is of a hollow structure, each draining sleeve sleeves the outer side of the corresponding draining rod, and the ventilation mechanism is arranged on the draining platform. A plurality of ventilation holes are formed in the draining rod and the draining external member; according to the experimental vessel draining device, the draining assembly is arranged, so that glassware with the large bottle diameter can be arranged on the draining suite in a sleeving mode to be hung and drained, and miniature glassware with the small bottle diameter can be arranged on the draining rod with the draining suite taken down in a sleeving mode to be hung and drained; furthermore, the requirements on hanging and draining of glassware with larger bottle diameter and miniature glassware with smaller bottle diameter are met, the use limitation is reduced, and the experiment efficiency is ensured.

The utility model relates to the technical field of fixing supports, in particular to a boiler flame detection probe fixing support, when the boiler flame detection probe fixing support is used, after a first bolt is installed and fixed, the horizontal angle of a flame detector body is adjusted through an angle adjusting assembly according to using requirements, using limitation is reduced, and flexibility is improved. Comprising a supporting plate, a mounting base, first bolts and a flame detector body, the mounting base is mounted at the front end of the supporting plate through the multiple sets of first bolts, the flame detector further comprises an angle adjusting assembly, the angle adjusting assembly is mounted on the mounting base, and the flame detector body is mounted on the angle adjusting assembly.

The utility model relates to the technical field of automobile electronic product detection equipment, in particular to an electronic product detection table convenient to detect, a motor is arranged at the lower end of a working table, a rotating shaft penetrating through the working table and connected with the detection table is arranged at the output end of the motor, a guide rail is arranged on the peripheral side of the detection table, and a fixed seat is in sliding connection with the guide rail. A telescopic assembly is fixedly arranged on the outer side of the fixing base, a push rod is arranged at the output end of the telescopic assembly, a clamping plate is arranged at one end of the push rod, the detection table is driven by the motor to rotate, the detection angle does not need to be adjusted by manually and frequently moving a product, time loss caused by manual operation is reduced, and the detection efficiency is improved. And the appearance detection efficiency of the automobile electronic product is greatly improved.

The utility model relates to the technical field of rat-proof structures, in particular to a rat-proof structure for a telegraph pole, which is convenient for adjusting the size between a first semicircular plate and a second semicircular plate according to the diameter of a wire lever, improves the use convenience, reduces the use limitation and reduces the production cost. Comprising a first semicircular plate and a second semicircular plate which are arranged in a left-right mirror image mode. The device further comprises a positioning device, annular holes, through holes and screws, the end positions of the first semicircular plate and the second semicircular plate are overlapped, the multiple sets of annular holes and the multiple sets of through holes are formed in the first semicircular plate and the second semicircular plate respectively, and the multiple sets of annular holes in the first semicircular plate correspond to the multiple sets of through holes in the second semicircular plate in position. The multiple sets of annular holes in the second semicircular plate correspond to the multiple sets of through holes in the first semicircular plate in position, and the multiple sets of screws penetrate through the multiple sets of annular holes and the multiple sets of through holes respectively.

The utility model discloses a special-shaped tab suitable for lithium ion battery composite current collector, including body and tab rubber, the other end of body has the second welding part that is in conduction with the composite current collector and outwardly extends, the second welding part is two settings, two second welding parts are in conduction with the two welding surfaces of composite current collector respectively, and cooperate two second welding parts to be in conduction with the outside through the first welding part, when it is connected with the composite current collector, can be in conduction with the upper and lower surfaces of composite current collector respectively through two second welding parts, and is in conduction with the external circuit of battery through the first welding part, thereby satisfy its connection process with the composite current collector, and the use limited nature is smaller.

The utility model relates to the field of construction devices, in particular to a building foundation waterproof layer construction device. Comprising a vehicle plate and an adjusting structure, a plurality of universal wheels are installed on the lower surface of the vehicle plate, a handrail frame is fixedly connected to the upper surface of the vehicle plate, the section of the handrail frame is in a U shape, a plurality of supporting columns are fixedly connected to the upper surface of the vehicle plate, a storage tank is fixedly connected to the upper ends of the supporting columns, and a feeding pipe fixedly communicates with the upper surface of the storage tank; a conveying pump is installed in the material storage tank, the adjusting structure is located on the trolley plate and comprises a rotating shaft, and the rotating shaft is rotationally arranged on the upper surface of the bottom plate in a penetrating mode. The building foundation waterproof layer construction device has the advantages that the spraying pipes can be automatically and rotationally adjusted, the width of a waterproof layer laid by the spraying pipes is adjusted, the waterproof layer construction device can be suitable for foundation structures with various widths, and the use limitation of the waterproof layer construction device is reduced.

The utility model belongs to the technical field of vacuum packaging equipment, and particularly relates to a meat pie vacuum packaging machine which comprises a conveying device and a vacuumizing device, the vacuumizing device is arranged on the lower side of the right end of the conveying device, a correcting mechanism is arranged on the upper side of the right end of the conveying device, and a pressing device is arranged on the lower side of the left end of the conveying device to achieve automatic sealing of a packaging bag. According to the vacuum packaging machine, manpower input in packaging can be reduced, the hydraulic cylinder can be adjusted according to the sizes of different packaging bags, openings of the packaging bags are compacted on the lower side of the pressing section in advance, then the packaging bags are sealed, sealing is tight, the vacuum effect is good, the packaging quality of products is high, and using limitation to different environments is low.

The utility model relates to the technical field of batten production equipment, and discloses a wire plug seat with a fixing structure, which comprises a plug seat body, the lower surface of the plug seat body is provided with an assembling cavity, and the assembling cavity is detachably connected with a fixing assembly. The fixing assembly comprises a fixing bottom plate, a limiting rod, adjusting sliding grooves, a fixing bolt, a clamping assembly, an adjusting screw rod and a torsion head. The adjusting sliding grooves are transversely formed in the two ends of the surface of the fixing bottom plate. When in use, redundant power supply connecting wires can be inserted between the limiting rods to be coiled and stored, and are fixed by the clamping blocks, so that the cables are prevented from being scattered outside the plug seat, the environmental cleanliness is improved, the potential safety hazard is reduced, meanwhile, the plug seat is convenient to disassemble and assemble and can be repeatedly used, and the spacing of the clamping structure can be adjusted according to the thickness of the power supply wires; limiting and fixing requirements of power lines of different sizes are met, and use limitation is reduced.

The invention relates to the technical field of building reinforcement, and discloses a building masonry structure reinforcing device for old house renovation, which comprises a fixed frame and a fixed bottom plate, a connecting frame is mounted on one side of the fixed frame, a first support plate and a second support plate are mounted at the top end of the fixed bottom plate, and a movable plate is slidably connected between the first support plate and the second support plate. A plurality of modularized reinforcing plates are arranged on the fixing frame, the positions of the reinforcing plates can be flexibly adjusted, the reinforcing plates can be flexibly adjusted, and the fixing frame is provided with a plurality of movable plates, a push plate is arranged above the movable plates, a hinge seat is mounted on the outer side of the connecting frame, and a folding plate is hinged between the push plate and the hinge seat. Therefore, the supporting and reinforcing positions of the reinforcing plates can be adjusted according to the structure of the surface of the masonry, fitting of the reinforcing plates and the surface of the masonry is guaranteed, the supporting and reinforcing strength of the device is greatly improved, the device can adapt to the masonry with the irregular surface structure, and the use limitation of the device is greatly reduced.

This invention provides a multi-sensor obstacle recognition method, system, and terminal for lawnmower robots. The lawnmower integrates a visual sensor and a time-of-flight (TOF) sensor. By acquiring images and TOF data, the system processes the images and extracts a mask for the grass region. Then, based on the images and TOF data, point cloud partitioning and grass height estimation are performed. Combined with the grass region mask, accurate obstacle recognition is achieved. This method combines the advantages of visual and TOF sensing technologies to construct a more robust and efficient obstacle recognition system, significantly improving the lawnmower robot's adaptability in complex environments and ensuring its operational safety. This invention effectively reduces the limitations of lawnmower usage, significantly reduces the missed and false detections of small obstacles due to grass obstruction, and avoids misidentifying tall grass and weeds as obstacles, thereby significantly improving the accuracy of obstacle recognition.

The utility model discloses a kind of grinding machine automatic feeding and discharging mechanism, including connecting plate, adjustable feeding and discharging mechanism and adjustable support mechanism are installed on the connecting plate;The adjustable feeding and discharging mechanism includes adjustable material taking assembly and rotating component, and the adjustable material taking assembly includes support arm, connecting arm, rotating control disc, connecting rod, fixed block, connecting shaft and T type clamping material mold.The utility model, through the connection setting of support arm, connecting arm, rotating control disc, connecting rod, fixed block, connecting shaft and T type clamping material mold, material can be fed and discharged by mechanical arm, thereby the automation degree of the feeding and discharging of device is improved, and the consumption of human resources is reduced;Through the mutual cooperation control of mounting plate, fixed bolt, fixed inclined plate, first support column, transition plate and second support column, it can be rotated according to different needs Adjust, thereby the use limitation of device is reduced to a certain extent.

The invention discloses a continuous automatic coding device for disinfectant production and a coding method, and relates to the technical field of disinfectant production.The continuous automatic coding device comprises a base and a conveying machine body, two sets of side baffles are arranged on the conveying machine body, hinge seats are installed on the inner side faces of the two sets of side baffles, movable plates are hinged to the two sets of hinge seats, and a fixed box is arranged in the conveying machine body; an adjusting mechanism for adjusting the distance between the two movable plates is arranged in the fixed box, a height adjusting unit is arranged on the rear side of the upper portion of the base and comprises a vertical beam, the front end face of the vertical beam is vertically and slidably connected with a U-shaped moving frame and a photoelectric sensor, and a telescopic code printing part is arranged on the outer wall of the right side of the U-shaped moving frame and comprises a laser code printing head. The adjusting mechanism can adjust the distance between the adjacent movable plates, disinfectant bottles with different diameters can be limited, the height adjusting unit can adjust the height of the photoelectric sensor and the height of the telescopic code printing component, and the automatic code printing device can be suitable for continuous automatic code printing of the disinfectant bottles with different heights and different diameters.