41results about How to "Stable spacing" patented technology

The invention relates to the field of medical electrophysiology mapping and ablation catheters, in particular to a net-shaped head end with a variable shape and an electrode catheter of the net-shaped head end. The net-shaped head end is formed by combining adjacent electrode arms at a far-end combining section or a near-end combining section, arranging a near-end electrode and a far-end electrode at the combining position of the adjacent electrode arms, and conducting electrode connection on the near-end electrode and the far-end electrode. The near-end electrode and the far-end electrode are distributed in a staggered mode in space, the net-shaped head end generates overall deformation in a stress state, the net-shaped head end can be used in different positions in a shape-adaptive mode by changing the shape of the net-shaped head end structure, and when a flower-shaped structure is formed at the net-shaped head end, the near-end electrode and the far-end electrode can complement each other to form a complete and uniform ablation band. When the net-shaped head end shrinks, the sheath entering size is controlled to the maximum extent; according to the electrode catheter, the net-shaped head end is adopted, the electrode catheter can be adapted to electrophysiological signal collection or ablation at different positions, the integrity of an ablation band can be ensured, the recurrence probability of atrial fibrillation can be reduced, and the hemolysis risk can be reduced.

The utility model discloses a folding luggage case which comprises a folding case body, a pull rod and universal wheels, the folding box body comprises two box frames, a folding sheet, a cover plate, a zipper assembly, two inner supporting plates and a buckle assembly, the bottoms of the two box frames are connected with the universal wheels respectively, the two box frames are connected together through the folding sheet, the folding sheet is connected with the box frames, a notch is formed in the side face of one box frame, the other box frame is provided with a hinge A connected with the supporting plates, and the box frames are further connected with a pull rod; the cover plate is provided with a hinge B connected with the notch. The zipper assembly is connected with the cover plate and the notch. The buckle assemblies are arranged on the two sides of the folding box body. The folding pieces are matched with the buckle assemblies to achieve folding and fixing of the folded structure, the thickness of the luggage case can be reduced through folding, and the luggage case is convenient to store; the folding sheets are folded for storage without disassembly, so that the operation is simple, and dust falling and dust collection in the luggage case are avoided; the matching of the inner supporting plate and the box frame can enhance the supporting effect of the folding sheet, so that the whole structure is stable and reliable.

A needle bed leveling device, relating to the technical field of needle bed leveling devices, includes a support frame. A servo motor is mounted on the upper end of the support frame. A lead screw is mounted on the output shaft of the servo motor via a coupling. An upper needle bed pressure plate is fixedly mounted on the bottom of the lead screw. A needle bed is mounted on the bottom of the upper needle bed pressure plate. A thick silicone plate is disposed below the needle bed. Positioning components for clamping and fixing the thick silicone plate are provided on both sides of the upper needle bed pressure plate. A lower needle bed pressure plate is disposed at the lower end of the support frame. This solution ensures that electronic components fixed on the thick silicone plate protrude at the same height, thereby ensuring that the silver plating thickness at the ends is basically consistent and improving the quality of the electronic components after silver plating.

The utility model discloses a kind of Faraday electrode for electrolytic pure water, it is related to Faraday electrode technical field, including cathode and anode, cathode and anode are all adopted spiral structure, and cathode and anode are adopted by screwing between, two electrodes are all set as spiral structure, and two screwing installation, increase the surface area of electrode and reduce electrode spacing, reduce solution resistance value between electrode, improve electrolytic efficiency, to be used for electrolysis of pure water, while setting limit buckle, the fixation of two connecting pieces and the stability of spacing are realized.

The utility model relates to the technical field of direct-current brushless motors, and discloses a direct-current brushless motor convenient for internal maintenance, which comprises a shell, the shell is composed of a lower shell and an upper shell, the upper shell is provided with a plurality of first bolts, and the first bolts are used for fixing the lower shell and the upper shell. A sealing assembly is arranged between the lower shell and the upper shell and used for enhancing the sealing performance of the connecting position of the lower shell and the upper shell, a rear end cover and a front end cover are arranged at the two ends of the shell respectively, and two fixing blocks are fixed to the circumferential side face of the rear end cover. The shell is divided into the lower shell body and the upper shell body, so that the built-in driver body and the motor rotor body which are placed in the shell are easier to disassemble and assemble, and in order to improve the sealing performance of the connecting position of the lower shell body and the upper shell body, the sealing piece and the two sealing strips which are of a cross-shaped structure are arranged; and the grooves matched with the sealing strips are formed in the lower shell and the upper shell, so that the joint of the lower shell and the upper shell is tighter.

The invention discloses an argon arc welding wire receiving and feeding mechanism for large reactor machining, and relates to the technical field of reactor welding. The feeding part is installed at the bottom of the welding gun and used for storing welding wires, the feeding part comprises a connecting frame fixedly installed at the bottom of the welding gun, a storage box for storing the welding wires is fixedly installed on the connecting frame, and a pressing assembly and a pushing assembly which are matched with the welding wires are installed on the storage box; and the feeding part is mounted at the bottom of the welding gun. The device has the advantages that strip-shaped welding wires with different thicknesses can be stably and continuously fed, the welding efficiency is effectively improved, the welding wires can be preheated before welding, the temperature difference before welding is reduced, the temperature rising time of the welding wires is shortened, the melting efficiency and the welding efficiency of the welding wires are improved, in addition, the welding wires can be straightened, and the welding quality is improved. The welding wire is kept in a straight state before being welded, and the distance between the welding wire and a welding gun is ensured, so that the welding quality is effectively improved.

The invention belongs to the technical field of LED display screens, and provides an LED display screen of a sound transmission structure, a detection device of the LED display screen and an LED module. The number of the sound transmission holes is multiple, and the sound transmission holes are constructed to be in an inverted cone shape; the PCB is installed at the rear end of the LED module, and a plurality of hole channels are formed in the PCB; the box body is installed outside the LED module and the PCB, a bottom shell is fixedly installed at the lower end of the box body, a bonding layer is arranged at the lower end of the bottom shell, a plurality of lamp beads are installed in the LED module, and the arrangement shape of the sound transmission holes and the hole channels is arranged according to the shape of the sound equipment; according to the LED module, the sound transmission holes are arranged to be inverted-cone-shaped, firstly, the inverted-cone-shaped sound transmission holes can ensure that the obstruction of sound in the transmission process is reduced, the sound is more smoothly transmitted to audiences or audiences through the LED module, the loss of the sound in the transmission process is reduced through the design, and the definition and the volume of the sound are improved; the inverted-cone-shaped design may also have a certain sound amplification effect.

The invention relates to the technical field of soil treatment devices, and discloses a soil treatment device convenient to adjust, the soil treatment device comprises a frame and a fixing plate, a spacing adjusting mechanism is arranged on the lower surface of the fixing plate, and the spacing adjusting mechanism comprises a hydraulic cylinder, a bearing frame, a rectangular block and a sliding plate; and the bottom of the hydraulic cylinder is fixedly connected with the top of a fixed plate. According to the soil treatment device convenient to adjust, through use of a hydraulic cylinder and a rectangular block, power of the hydraulic cylinder can drive a sliding plate fixedly installed at the bottom of the rectangular block to slide on the inner wall of a sliding groove formed in a bearing frame, and the effect that the distance between spray heads is adjusted more stably is achieved; the problem of how to adjust the distance between the nozzles is solved, the effect of spraying according to reality can be achieved, the utilization rate and spraying uniformity of traditional Chinese medicine liquid in reality are improved, adaptability is improved, and application and popularization in reality are facilitated.

The invention discloses a support assembly and a camera module, and belongs to the technical field of camera modules. The support assembly comprises a first support and a second support, wherein the first support is provided with a first guide groove; the second support is arranged opposite to the first support, and a second guide groove is formed in the second support; the third support is arranged between the first support and the second support, a first supporting piece and a second supporting piece are arranged on the two sides of the third support respectively, the first supporting piece abuts against the interior of the first guide groove, and the second supporting piece abuts against the interior of the second guide groove. According to the support assembly and the camera module provided by the invention, the precision and reliability of anti-shake movement can be improved, the assembly operation is simplified, and the assembly efficiency is improved.

The utility model discloses a wall connecting device of a building scaffold, which comprises a wall connecting device arranged between the scaffold and an outer wall, the wall connecting device comprises a fixing part detachably connected with a steel pipe of the scaffold, a mounting part pre-buried in the outer wall, and a locking part used for detachably connecting the fixing part and the mounting part, the locking part can adjust the distance between the vertical face where the scaffold is located and the outer wall. The wall connecting device can be detachably connected with the scaffold and the outer wall, the wall connecting device can be recycled when the scaffold is detached, waste materials are few, and building cost is saved.

This utility model relates to the field of gear technology and discloses a gear assembly with adjustable gear meshing distance. The gear assembly includes a mounting platform, a mounting seat on the outer side of the mounting platform, a motor fixedly mounted on the inner wall of the mounting seat, and a main gear fixedly connected to the output end of the motor via a round rod. A driven gear is located on the outer side of the main gear. An adjustment mechanism and a facilitating mechanism are also located on the outer side of the mounting platform. In this gear assembly, adjusting the worm gear causes the worm wheel to rotate, which in turn causes the lead screw to rotate, moving the mounting seat horizontally and thus moving the main gear. This adjusts the distance between the main gear and the driven gear. The self-locking characteristic of the worm wheel and worm gear ensures the stability of the mounting seat. The sliding block and sliding groove further stabilize the mounting seat, ensuring the stability of the distance between the main gear and the driven gear after adjustment.

The utility model discloses a straightening machine for steel wire rope relates to steel wire rope production technical field, the utility model discloses a bottom plate and fixedly connected two bracket one on the top of bottom plate still include: straightening department, straightening department set up between two bracket one, self locking portion, self locking portion installs on the bracket one of right side, and adjusting portion, adjusting portion set up above bottom plate, self locking portion includes buckle assembly, and buckle assembly installs on the back side of the bracket one of right side, and reset component Reset component set up above bottom plate. The utility model discloses a self locking portion, solved the straightening machine for steel wire rope of current after adjusting straightening wheel, it is inconvenient to stabilize the position of straightening wheel, when carrying out straightening operation to steel wire rope, and the component spacing will change because of accidental loosening, influence straightening effect, reduced the reliability and safety of equipment operation problem.

This utility model discloses a resistance welding device for aviation lithium battery electrode sheets, belonging to the technical field of resistance welding devices. It includes a frame with guide hole structures; a welding assembly comprising electrode rod one, electrode rod two, and a handheld pressure block; electrode rod one and electrode rod two are parallel and opposite each other, arranged along the height direction of the frame, with their lower ends serving as welding electrode heads; both electrode rod one and electrode rod two pass through the guide hole structures and can be raised and lowered along the height direction of the frame, and their positions can be adjusted within the guide hole structures along their relative directions; the handheld pressure block connects electrode rod one and electrode rod two to form a handheld part capable of driving electrode rod one and electrode rod two to rise and fall; and a positioning support rod is vertically fixed to the bottom surface of the frame. This utility model can flexibly adjust the welding point spacing, effectively meeting the resistance welding requirements of aviation lithium battery electrode sheets and thin-walled components, improving product welding efficiency and quality.

The utility model relates to the technical field of sensors, and discloses a measuring rod for a static magnetic grid linear displacement sensor, which comprises a measuring rod body and a support frame, the outside of the measuring rod body is connected with a protective assembly, the top of the support frame is connected with a guide assembly, and the top of the guide assembly is connected with a limiting assembly; compared with the prior art, the measuring rod for the static magnetic grid linear displacement sensor has the advantages that the measuring rod body can be guided to do linear motion and is prevented from shaking, shifting or swinging in the motion process, so that the measuring accuracy and repeatability of the measuring rod for the static magnetic grid linear displacement sensor are improved; the measuring rod body can be prevented from being corroded, abraded and collided by the external environment, and the reliability of the measuring rod for the static magnetic grid linear displacement sensor is improved. According to the measuring rod for the static magnetic grid linear displacement sensor, displacement of the measuring rod body under the action of external force can be effectively limited, unnecessary deviation or shaking of the measuring rod body is prevented, the fixed position of the measuring rod body after movement is kept, and the stability of the measuring rod for the static magnetic grid linear displacement sensor is improved.

The utility model discloses a cold press, which belongs to the technical field of cold presses and comprises a mounting frame, the mounting frame is arranged from top to bottom and provided with positioning holes, and the positioning holes are distributed at intervals along the length direction of the mounting frame; the cold pressing table moves in the height direction of the mounting frame, a positioning block is arranged on the cold pressing table, the positioning block is matched with the positioning hole, and when the positioning block is inserted into the positioning hole, the cold pressing table is static; and the material carrying part is located at the bottom of the mounting frame and is used for carrying the wood board. According to the cold press, stable cold pressing can be conducted on a wood board, the position of the cold pressing table can be adjusted according to actual use requirements, the cold pressing table can be conveniently installed on a plane formed by the corresponding positioning holes due to the existence of the multiple sets of positioning holes, and therefore the distance between the cold pressing table and the wood board can be stably adjusted; and by adjusting the distance between the cold pressing table and the wood board, the cold pressing effect on the wood board is guaranteed.

The utility model discloses a hinge structure, including first hinge, second hinge, third hinge, fourth hinge, first bush, second bush, third bush, hinge pin and screw, first hinge second hinge third hinge fourth hinge first bush second bush and third bush all bush joint in hinge pin, and the screw fixed mounting is at first end of hinge pin, one end of first hinge is against screw and the other end of first hinge is against one side of first bush, one end of second hinge is against the other side of first bush and the other end of second hinge is against one side of second bush, the utility model discloses a hinge structure, overcomes the defect such as hinge structure adaptability poor, unstable assembly, inconvenient dismounting in prior art.

The present invention discloses a chimney tower prefabrication welding equipment, specifically relates to the chimney tower processing technology field, including a welding table, a column member is installed on the welding table, an electric slide is installed on one side of the welding table, a No. 1 arm is installed at the output end of the electric slide, and a No. 2 arm is vertically installed on the top of the No. 1 arm. The present invention can synchronously complete the welding and positioning of the connecting plate with the assistance of the welding mechanism and the positioning mechanism, without repeated debugging, thereby improving the positioning efficiency, and through the design of two welding mechanisms and two positioning mechanisms, the welding positioning of the two connecting plates can be synchronously completed, without repeatedly adjusting the position of the connecting plates, thereby improving the welding efficiency, and at the same time, the welding mechanism and the connecting plate are designed with a flexible spacing, so that the welding mechanism can ensure a stable spacing and contact welding with the connecting plate, ensuring the uniformity of the weld and improving the welding quality.

This invention provides a cable partial discharge noise signal monitoring device, relating to the field of power equipment condition monitoring technology. It includes: a bottom housing with a set of bolt mounting holes on its side; a top housing mounted on the top of the bottom housing; a set of locking pins mounted on the sides of both the bottom and top housings; a support plate on the side of the top housing; an electric motor mounted on one side of the support plate; and a driven shaft mounted on one side of the top housing. A threaded rod cooperates with a self-locking clamping seat to achieve symmetrical clamping and self-locking of the cable, preventing cable displacement. The greater the tensile force of the cable, the more stable the clamping seat's grip on the cable. An inflatable airbag flexibly conforms to the cable, achieving centering and sealing, preventing dust from entering the cable monitoring area. The airbag also has a sound insulation effect, preventing external vibrations from affecting cable monitoring and avoiding damage to the insulation layer.

The utility model relates to silicon wafer transmission technical field, concretely relates to a silicon wafer horizontal conveying mechanism. The mechanism includes frame and the conveying roller set on it, and the conveying roller is divided into the carrier roller below and the press roll above, is equipped with the support seat of installation carrier roller and the first mounting bracket of installation press roll on the frame, and the carrier roller is located between two press rolls. Every conveying roller is equipped with several conveying channels, and every conveying channel both sides are equipped with the guide limiting ring, and the lower side is equipped with several evenly distributed support rings, and the guide limiting ring diameter is longer than the support ring. The conveying roller includes the transmission gear of central shaft and end portion, and the support ring and guide limiting ring are all set on the central shaft, and the conveying channel inlet end below is equipped with the rectification mechanism. The mechanism is through the guide limiting ring transverse limiting, the stable support of support ring, cooperates the rectification mechanism, improves the silicon wafer transmission precision, stability and adaptability, reduces the damage rate, and is applicable to high-precision silicon wafer production.

The present invention discloses a composite assembled urban comprehensive underground pipe gallery and a construction method thereof, comprising a prefabricated pipe gallery bottom plate and a cushion foundation, wherein a plurality of adjustment mechanisms are connected between the prefabricated pipe gallery bottom plate and the cushion foundation, which can support the prefabricated pipe gallery bottom plate, adjust the distance between the prefabricated pipe gallery bottom plate and the cushion foundation, and prevent the prefabricated pipe gallery bottom plate from floating. During the construction process of the present invention, the upper adjustment rod and the prefabricated pipe gallery bottom plate can be connected together and support the prefabricated pipe gallery bottom plate through the cooperation of the support part of the upper adjustment rod of the adjustment structure and the locking nut; at the same time, since the upper adjustment rod and the lower connecting rod are threadedly connected together, the distance between the prefabricated pipe gallery bottom plate and the cushion foundation can be adjusted by rotating the upper adjustment rod, and further, through the limiting effect of the locking nut on the upper adjustment rod, the spacing between the prefabricated pipe gallery bottom plate and the cushion foundation can be kept relatively stable, and the prefabricated pipe gallery bottom plate can be prevented from floating when pouring self-compacting concrete.

An automatic fork supplementing device is characterized by comprising a base plate and a fork supplementing mechanism. The base plate is provided with a plurality of fork falling holes I, and each fork falling hole I is provided with a fork supplementing mechanism; the fork supplementing mechanism comprises a fork storage bin and a fork supplementing execution device; a limiting storage groove is formed in the fork storage bin, a feeding port is formed in the upper end of the fork storage bin, a discharging port is formed in the lower end of the fork storage bin, and a gap I is reserved between the discharging port and the base plate; the fork supplementing executing device comprises an air cylinder, an L-shaped fork supporting plate and a fork ejecting rod. The L-shaped fork supporting plate is installed at a discharging port of the fork storage bin and connected with the air cylinder. The top fork rod is mounted on the L-shaped fork supporting plate; the front section of a bottom plate of the L-shaped fork supporting plate is a solid supporting plate part, and a fork falling hole II is formed in the rear section of the bottom plate. The automatic fork supplementing device is installed at the rear end of an automatic fork throwing machine of a production line, the fork missing and supplementing functions are achieved through unified control, the fork missing situation is completely eradicated, and production is stable.

The utility model discloses a kind of remote helium detection devices, including frame, helium remote detection module is equipped on frame, frame is connected by first universal connecting piece and is connected to be made of first frame body and second frame body, driven magnetic wheel is connected on first frame body, driven magnetic wheel is connected on second frame body, adjusting assembly is equipped between the opposite end of first frame body and second frame body, adjusting assembly is used to drive first frame body and second frame body relative rotation to realize steering adjustment, the utility model does not need to detect personnel to climb operation, avoid falling accident caused by equipment aging, operation error, improve operation safety, using remote detection mode, frame is connected first frame body and second frame body by first universal connecting piece, cooperate adjusting assembly to realize steering adjustment, can better adapt to the curved surface change of tank body arc outer wall.

The utility model provides a road surface cutting machine which comprises a frame, and a power device, a hydraulic device, a cutting device, a lifting device, a walking device and a spraying device which are arranged on the frame, the power device is used for driving the hydraulic device and the cutting device to act; the hydraulic device comprises a hydraulic pump driven by the power device, and a hydraulic oil tank and a hydraulic motor which are respectively connected with the hydraulic pump, and the hydraulic motor is in transmission connection with the walking device; the lifting device comprises a supporting frame rotationally arranged at the bottom of the frame, auxiliary wheels arranged on the supporting frame and a hydraulic rod arranged on the frame, and the power output end of the hydraulic rod is connected with the supporting frame and driven by a hydraulic pump to control the cutting device to ascend and descend. And the spraying device is provided with a spray head for spraying working liquid towards the cutting device. According to the road surface cutting machine, due to the arrangement of the supporting frame and the auxiliary wheels, the cutting device can work more stably, and the use quality of the road surface cutting machine is improved.

A centrally installed switchgear valve and guide rail assembly structure is characterized in that the centrally installed switchgear comprises a switchgear body and a valve fixedly connected with the switchgear body, and the centrally installed switchgear comprises a bottom plate fixed on the switchgear body; the guide rail is arranged on the bottom plate for guiding the circuit breaker to enter and exit the cabinet; the valve driving rod is arranged on the mounting plate and is driven by the circuit breaker to open and close the valve when the circuit breaker enters and exits the cabinet; wherein the guide rail is fixedly arranged on the bottom plate, and the distance between the guide rail and the valve is kept unchanged when the circuit breaker is switched on and switched off. An assembly type structure is adopted, the guide rail and the valve are integrated on the bottom plate in advance, modular installation is formed, the tedious process that customers purchase and assemble parts by themselves is reduced, assembly is avoided, and the installation efficiency is improved.

The utility model belongs to marble composite board field especially, it is a kind of multilayer co-extrusion weather-resistant organic artificial marble composite board, aiming at the spacing control difficulty of existing marble composite board: uneven gap when stone slab splicing, affect overall flatness and aesthetic property;Risk of thermal expansion and cold shrinkage: the problem of insufficient installation stability, present and propose the following scheme, including stone slab main part, the stone slab main part includes base plate, the upper layer resin plate of base plate top is sequentially laminated and bonded, lower layer resin plate, reinforcing plate and rubber plate, the second installation slot of accommodating lower layer resin plate, reinforcing plate and rubber plate is set in the upper layer resin plate bottom, in the utility model, when four stone slab main parts are spliced, connecting block realizes automatic alignment by mutual interference, ensure that gap is even;Connecting block thickness is much smaller than stone slab main part, after installation, the side connecting block can be quickly removed through easy-to-disassemble component (connecting broken groove, first strip broken groove, second strip broken groove), form reserved gap.

The utility model discloses a sucking disc arranging machine convenient for feeding and discharging, which comprises a conveying device arranged on a machine tool, a feeding device arranged on one side of the machine tool corresponding to the conveying device, and a discharging device arranged on the other side of the machine tool. The conveying device is used for conveying materials, the feeding device is used for placing the materials on the conveying device, the discharging device is used for taking down the materials on the conveying device, the two conveying rollers are sleeved with a conveying belt, a plurality of spacing frames are arranged on the conveying belt in an array mode, the lower ends of the spacing frames are fixedly connected with conveying chains, and the spacing frames are isosceles trapezoids. The shorter side of the conveying belt is fixedly connected with the conveying chain, and the longer side of the conveying belt is far away from the conveying chain; and one side of the longer edge of the spacing frame is rotationally connected with two spacing rollers. The suction cup arranging machine facilitating feeding and discharging has the advantages that stable spacing is kept, and stacking or uneven spacing caused by speed difference is avoided.

The invention discloses a material strip forming and extending mechanism, comprising a longitudinal stretching mechanism; a transverse stretching mechanism, arranged at the rear of the longitudinal stretching mechanism; the transverse pulling mechanism comprises two symmetrically arranged sprocket groups, each sprocket group contacts one side edge of a polycarbonate film, and the two sprocket groups are mirror-symmetrical along the center line of the polycarbonate film; along the conveying direction of the polycarbonate film, each sprocket group in the transverse stretching mechanism is divided into a preheating section, a first stretching section, a buffer section, a second stretching section, a third stretching section, and a heat setting section in different extending directions; the extending directions of the preheating section, the buffer section, and the heat setting section are parallel to the center line of the polycarbonate film, and the spacing between the two sprocket groups increases in sequence; along the conveying direction of the polycarbonate film, the acute angle angle between the sprocket group on the same side of the first stretching section, the second stretching section, and the third stretching section and the center line of the polycarbonate film increases in sequence. By adopting this invention, the transverse pulling of the film is gradual, and the defective rate is reduced.

This invention discloses a group train tracking operation optimization method considering communication delay, comprising the following steps: establishing a heavy-haul railway train group with a "leader-follower" topology; constructing a multi-objective optimization model based on vehicle characteristic constraints, speed limits, and safety distance constraints; generating random communication delays in the model, calculating the time steps corresponding to the delays, and having the following train make control decisions based on the state information of the preceding train at the previous time step; and solving for the running speed of the following train in the multi-objective optimization model using a particle swarm optimization algorithm. This group train tracking operation optimization method effectively solves the problems of uncertainty and dynamic response lag caused by communication delays during the tracking operation of heavy-haul railway train groups. It can not only significantly reduce tracking errors between trains and improve speed synchronization, but also effectively reduce distance fluctuations during acceleration and deceleration phases, ensuring stable train spacing.

This utility model relates to the field of slitting blade adjustment mechanisms, specifically to a slitting blade adjustment mechanism for anti-counterfeiting labels. The mechanism is positioned above the blade and includes an adjustment component for adjusting the blade's position. The adjustment component includes a housing and movable blocks. The movable blocks are connected to the blade via a fixing component. The housing is a cuboid with an opening at the bottom. A screw is rotatably connected to the inner wall of the housing, and a knob is fixedly connected to the right side of the screw. A threaded sleeve is threadedly connected to the outer wall of the screw. Multiple movable blocks are used. By rotating the screw with the knob, the leftmost movable block moves. As the multiple movable blocks move, the blades at the bottom of the movable blocks follow suit, allowing the multiple blades to expand or contract at equal intervals. This maintains a stable blade spacing, improves the uniformity of the anti-counterfeiting label slices, meets the slitting requirements of labels of different sizes, and enhances the adaptability of the anti-counterfeiting label slitting equipment.