17results about How to "Control spacing" patented technology

The utility model relates to the technical field of fishing raft frames, and discloses an anti-wave type fishing raft frame supporting pipe fitting which comprises a connecting piece, a positioning cylinder is fixedly installed outside the connecting piece, a supporting pipe is fixedly installed inside the connecting piece, a stabilizing pipe is fixedly installed inside the connecting piece, a positioning mechanism is arranged outside the supporting pipe, and the stabilizing pipe is fixedly installed inside the connecting piece. And a limiting mechanism is arranged outside the connecting piece. Through the arrangement of the positioning columns and the positioning holes, the positioning work of the positioning seats is facilitated, subsequent quick positioning of the buoys is facilitated, the distance between the buoys is conveniently controlled according to actual requirements, displacement of the positioning seats and the buoys is avoided, under the cooperation of the rope bundling grooves, the bundling ropes are limited, displacement of the bundling ropes is avoided, the stability of the buoys is ensured, and the service life of the buoys is prolonged. The stud and the positioning seat are installed in a threaded mode, the guide plate can conveniently slide in a sliding groove formed in the positioning seat, the pressing plate can conveniently press the binding rope downwards by rotating the stud, and therefore the binding rope is tensioned.

The application relates to a material conveying device and a production equipment. The material conveying device comprises a conveying assembly, a carrying assembly and a buffer assembly. The conveying assembly has a plurality of conveying channels for conveying workpieces. Each conveying channel extends along a first direction and is arranged side by side in a second direction. The first direction intersects the second direction. The carrying assembly comprises a gantry and a pickup. The gantry is arranged above the conveying assembly. The pickup is movably arranged on the gantry along the first direction and the second direction. The buffer assembly is located at one end of the conveying assembly. A plurality of buffer assemblies are respectively used for alignment with a plurality of machining channels. The buffer assembly comprises a carrying component for conveying workpieces. The pickup is used for picking up workpieces conveyed by each conveying channel and transferring to each buffer assembly.

The application discloses a large-interval wide-angle scanning phased array antenna design method and system, and belongs to the technical field of array antenna design. The application adopts parameterized setting of block number to improve the degree of freedom of optimization. Since each block condition may exist a better solution, the block type of the region is substituted into the optimization variable, so that the final optimization result can be prevented from falling into a local optimum, and the optimal solution can be more likely obtained. The dense arrangement form of the divided region can effectively control the interval of adjacent array elements, avoid the overlapping of adjacent array elements, and improve the optimization efficiency. In addition, the regular layout is beneficial to the back-end network design, and reduces the complexity of the feed network. The dense arrangement and array element selection combination can effectively enlarge the interval, and can make the interval not appear grating lobe, thereby reducing the number of channels and reducing the cost. The array element position micro-adjustment provides more possibilities for large-angle scanning optimization, improves the optimization efficiency, and breaks the periodic arrangement form.

The combined silkworm basket comprises an upper-layer ring basket, a middle-layer silkworm basket and a lower-layer silkworm basket, the upper-layer ring basket, the middle-layer silkworm basket and the lower-layer silkworm basket are sequentially arranged from top to bottom, the upper-layer ring basket, the middle-layer silkworm basket and the lower-layer silkworm basket are combined to form the combined silkworm basket and used in a combined mode, and the upper end of the upper-layer ring basket, the upper end of the middle-layer silkworm basket and the upper end of the lower-layer silkworm basket are all provided with limiting pieces. Limiting grooves are formed in the lower ends of the upper-layer ring basket, the middle-layer silkworm basket and the lower-layer silkworm basket, and the limiting pieces are matched with the limiting grooves. The lower silkworm basket can collect residues such as silkworm excrement and feed in a centralized mode, the residues can be removed after replacement, bacteria breeding is avoided, a good silkworm breeding environment is maintained, and healthy growth and cocooning of silkworms are facilitated. In addition, the combined silkworm basket can contain multiple layers of shelves and cocoon cages, the distance between the shelves and the cocoon cages is controlled, and the combined silkworm basket is suitable for the fifth age and the cocooning period.

The utility model discloses a portable reinforced notebook computer, which relates to the technical field of notebook computers and comprises a notebook computer chassis seat, an operation panel is arranged on the surface of the top end of one side of the notebook computer chassis seat, and a mouse control panel is fixedly mounted on the surface of the top end of one side of the notebook computer chassis seat. The edge of the top end of one side of the notebook computer chassis base is rotationally connected with a connecting movable shaft. The device is directly used through cooperation of the operation disc and the mouse control disc, the first protection disc and the second protection disc are directly installed at the corner of the notebook computer chassis base, and the multiple sets of protection connecting rods are arranged between the first protection disc and the second protection disc, so that the protection effect of the top end of the side face of the notebook computer chassis base can be improved; meanwhile, direct heat dissipation operation of the side face heat dissipation grooves on the notebook computer chassis base cannot be blocked, the use heat dissipation efficiency of the notebook computer chassis base is guaranteed, and the protection device is prevented from directly affecting heat dissipation of the notebook computer and affecting the service life of the device.

The utility model discloses a metal product machining tool, which relates to the technical field of tool clamps, and adopts the technical scheme that the metal product machining tool comprises a tool base, two tool auxiliary blocks are fixedly arranged at the top of the tool base, two tool clamp components are arranged at the top of the tool base, and a protective cover is connected between the two tool clamp components. The metal product machining tool comprises two tool clamp assemblies, a driving assembly is connected to the interiors of the two tool clamp assemblies, each tool clamp assembly comprises an air cylinder, and the air cylinders are fixedly arranged at the tops of tool auxiliary blocks. The first tooth-shaped belt wheel rotates to drive the second tooth-shaped belt wheel to rotate through the synchronous tooth-shaped belt, the second tooth-shaped belt wheel rotates to drive the spline sleeve to rotate, the spline sleeve rotates to drive the spline shaft to rotate, then the tool clamp unit is driven to rotate, the clamped metal product is driven to rotate and turn over, and the purpose that a machining face does not need to be clamped and adjusted again is achieved.

The application provides a high-capacity and high-rate hard carbon negative electrode material and a preparation method and application thereof, and belongs to the technical field of sodium ion battery negative electrode materials. Specifically, biomass shell raw materials are coarsely broken and sieved to obtain biomass coarse powder; the biomass coarse powder is mixed with an oxidizing agent and then pre-oxidized; mechanical pulverization is performed to obtain biomass coarse powder with a D50 of 8-15 microns; the biomass coarse powder is added into mixed acid and heated in a water bath, and then washed with water until neutral to obtain a purified precursor; and finally, the precursor is subjected to staged high-temperature carbonization in a vacuum carbonization furnace. Through specific process parameters, the prepared hard carbon material has a hierarchical porous structure and a suitable graphite microcrystalline layer spacing, and has a low total content of metal impurities; when applied to a sodium ion battery negative electrode, the hard carbon material exhibits a high reversible specific capacity, a high initial coulombic efficiency, and excellent long cycle stability and rate performance.

The utility model discloses a thermal printer, which belongs to the technical field of thermal printers, and comprises a base, a thermal paper discharge tray, a printer main body and a mounting rack, the surface of the base is provided with the thermal paper discharge tray, one side of the surface of the base is provided with the printer main body, and the printer main body is provided with the mounting rack. Mounting frames are installed on the surface of the base and located between the printer body and the thermo-sensitive paper discharging disc, guide rollers are symmetrically installed between the mounting frames, an adjusting mechanism for adjusting the distance between the guide rollers is installed in the mounting frames, and the adjusting mechanism comprises a two-way lead screw, a moving end and a rotating end. Through the arrangement of the guide rollers and the adjusting mechanism, the distance between the two sets of guide rollers can be flexibly controlled, the guide rollers assist the thermo-sensitive paper to enter the printer in the posture parallel to the input port of the printer, friction between the thermo-sensitive paper and the input port of the printer is avoided, and the stability of the whole printer in use is guaranteed.

The lifting device comprises at least one continuous anode, the periphery of the continuous anode is sleeved with a clamping frame, a plurality of anode guide rods are arranged between the clamping frame and the continuous anode, and a pressing mechanism enabling the anode guide rods to make contact with the continuous anode is installed on the clamping frame. A lifting mechanism is arranged at the upper end of the clamping frame and comprises a first driver, a second driver and a lifter, a lifter connector connected with the second driver is arranged on the upper portion of an output shaft of the lifter, an anode bus is arranged on the outer side of the anode guide rod, and a soft belt connected with the anode bus and the anode guide rod closest to the anode bus is arranged between the anode bus and the anode guide rod. According to the invention, the synchronism of the continuous anodes is ensured, the accuracy of electrode distance and cell voltage control is improved, the thermal balance of the electrolytic cell is maintained, the energy consumption is reduced, the current efficiency is improved, and the technical problems in controlling the electrode distance and regulating and controlling the distance between an anode guide rod and an aluminum oxide crust are thoroughly solved.

This utility model provides a sound insulation cotton cutting device, relating to the field of sound insulation cotton processing technology. It includes a workbench with a first support frame installed in the middle of its upper surface. A trimming mechanism is installed at the lower end of the first support frame. A second support frame is installed at one end of the upper surface of the workbench, and a cutting blade is movably installed at the lower end of the second support frame. This utility model utilizes two annular blades to simultaneously trim and cut both sides of the sound insulation cotton without secondary processing, significantly shortening production time, improving efficiency, and reducing time costs. Furthermore, the annular blades can be replaced according to the material thickness via a locking bolt and slider, and the spacing between the blades can be controlled to precisely control the overall size of the material after trimming and cutting, effectively improving cutting accuracy and ensuring product quality stability.

The utility model relates to the technical field of new energy batteries, and discloses a single battery and a battery pack, the single battery comprises: a housing provided with an accommodating cavity and having a first wall surface and a second wall surface; the cover plate covers and seals the containing cavity in the third direction, the cover plate is provided with a first face, a second face and a third face, the first face deviates from the shell in the third direction, the second face faces the shell in the third direction, the third face is connected between the first face and the second face, and the third face is matched with the first wall face in a stopping mode; the limiting structure comprises a limiting groove and a limiting table, one of the first wall surface and the third surface is provided with the limiting groove, the other one of the first wall surface and the third surface is provided with the limiting table, and the limiting table and the limiting groove are in stopping fit in the first direction, the second direction and the third direction. Through two-time limiting, the matching stability of the cover plate and the shell during welding is improved, the distance and height difference between the welding faces of the cover plate and the shell are controlled, and the laser welding quality is improved.

The application discloses a non-coupling type interval charge line bucket fixing device. The non-coupling type interval charge line bucket fixing device comprises a pay-off device for releasing a traction line, an assembling device for assembling the traction line and an explosive bucket, and a mounting table for mounting the pay-off device and the assembling device. The assembling device comprises a bearing table for bearing the explosive bucket, a pulling mechanism for pulling a handle of the explosive bucket, a shifting mechanism for driving the bearing table and the pulling mechanism to move, and a bolt mechanism for inserting a bolt into the explosive bucket. The bearing table and the pulling mechanism are mounted on the shifting mechanism, and the bolt mechanism is mounted on the mounting table. The non-coupling type interval charge line bucket fixing device can fix the traction line and the explosive bucket, can replace manual work, and can ensure the interval accuracy of the explosive buckets.

The utility model discloses copper wire fire fading plastic device relates to copper wire secondary processing technical field, including work rest, the top fixedly connected with workstation of work rest, and the lateral wall of workstation is seted up with work recess, the inner wall fixedly connected with long lever of work recess, and the side fixedly connected with limit block of long lever close to workstation, and the inside rotationally connected with threaded rod of limit block, and the lateral wall seted up with two -way thread of threaded rod, and the outside screw thread connection has drive sliding block of two -way thread, and the bottom fixedly connected with bottom fixed plate of work rest, and the side seted up with limit sliding slot of long lever close to limit block, and the side fixedly connected with limit sliding block of drive sliding block close to long lever, and limit sliding block slidingly connects in limit sliding slot, solved when carrying out fire fading operation, the shape of copper wire can change, needs again to its shaping operation, but the size specification of copper wire is changeable, needs to formulate different shaping device according to different specifications, and the technical problem of very inconvenient.

The utility model discloses a carton gluing machine transmission device convenient to maintain, and belongs to the technical field of carton gluing machine transmission. Comprising a device body, the device body comprises a rack, a transmission belt is transversely and rotationally installed in the rack, and a rolling gluing part and a sensing positioning piece are oppositely arranged on the two sides of the top end of the rack. Automatic adjustment is achieved by means of a spring piece which is an ingenious component, it is guaranteed that the proper attaching degree can be kept between the lower pressing wheel and the paperboard all the time through the automatic adjustment function, the situation that the paperboard is damaged and the integrity of the paperboard is affected due to the fact that the lower pressing wheel presses the paperboard too tightly is avoided, the adjusting rod is rotated, the supporting plate is independently detached and separated from the cross beam, and the supporting plate can be detached and separated from the cross beam. And the deformed brush can be conveniently disassembled and replaced, so that the brush and the spring piece can continuously and effectively play a role in driving the paperboard to advance.

The invention discloses padding equipment for cloth dyeing and finishing, and relates to the technical field of cloth padding. The device comprises a U-shaped frame; and the upper roller is rotationally installed on the opposite inner walls of the U-shaped frame, and two guide rollers are rotationally installed on the U-shaped frame. According to the scheme, through the ingenious arc-shaped movement mechanism design, the high-precision linear micro-displacement control problem between the lower roller and the upper roller is converted into low-precision arc displacement control between the lower roller and the upper roller, and therefore the distance between the lower roller and the upper roller can be adjusted in another mode; according to the design, the stroke amplification principle is ingeniously applied, when the pressure adjusting mechanism drives the movable part to move by a long arc distance along the arc track, the distance variation, directly brought by the movable part, between the lower roller and the upper roller is very small, and it means that a complex control target can be achieved through a simple mechanical structure, that is, the distance between the lower roller and the upper roller can be adjusted. The distance between the lower roller and the upper roller can be controlled through low driving precision.

The utility model discloses an automatic waste discharging and winding device for die cutting products, which comprises a machine table, and a material pulling assembly, a pressing assembly and a stripping knife assembly which are sequentially arranged on the machine table, the supporting device is provided with a laminating upper-layer film winding device, an adhesive tape winding assembly, an adhesive tape waste discharge winding device, a laminating device and a finished product winding device; the film covering device and the finished product winding device are located behind the stripping knife assembly. A product enters the material pulling assembly from a feeding port of the material pulling assembly, an adhesive tape is wound on the adhesive tape winding assembly, after the adhesive tape enters the material pulling assembly, a bottom film of the adhesive tape is coated on the product, and adhesive tape waste is wound on the adhesive tape waste discharging and winding device. A protective film is wound at the film coating device, and a product containing an adhesive tape bottom film is coated with the protective film at the material pulling assembly; an upper-layer waste film of the protective film is stripped at the stripping knife assembly and is finally rolled at the laminating upper-layer film rolling device; and the product coated with the protective film is finally wound by the finished product winding device.

This utility model relates to a bending knife and bending machine in the field of aluminum strip bending equipment. The bending knife includes a mounting table and a clamping block on the mounting table. The clamping block clamps the aluminum strip. A mounting base is provided on the mounting table, and a first bending knife and a second bending knife are mounted on the mounting base. The gap between the first and second bending knives is adjusted by an adjusting structure. The gap between the first and second bending knives is adjusted according to the aluminum strip width, so that the first and second bending knives work together to bend the aluminum strip, suitable for aluminum strips of different widths. The adjusting structure includes a mounting base, on which a cylinder is mounted. The output end of the cylinder is connected to a mounting plate, on which the first bending knife is mounted. The cylinder pushes the mounting base to move, causing the first bending knife to move, thereby adjusting the gap between the first and second bending knives, thus adapting to bending aluminum strips of different widths.