2984results about How to "Reasonable structural design" patented technology

The plug comprises a plug shell and a tail sleeve, the plug shell is formed by assembling an outer shell and a mounting seat, an inner core is arranged in the plug shell and is positioned with the mounting seat, the mounting seat is divided into a front section and a rear section, the front section is of a cylinder structure connected with the outer shell in a matched mode, and the rear section is of an external thread connecting section connected with the tail sleeve in a matched mode. The shell is sleeved outside the cylindrical structure of the mounting base in a manner of being capable of rotating for a certain distance through a limiting structure and can rotate for a certain distance relative to the inner core, and a locking piece capable of being matched and locked with a corresponding socket or plug is mounted on the shell in a front-back sliding manner. The plug is reasonable in structural design, plugging adopts a direct plugging and rotary locking mode, plugging and unplugging are convenient, locking is firm and stable, misoperation unlocking can be prevented, abrasion to the inner core can be reduced, the service life of the plug is prolonged, the waterproof performance is good, and processing and manufacturing are convenient.

The utility model discloses angle steel cutting equipment which comprises a bottom plate, supporting legs are fixedly installed at the four corners of the bottom of the bottom plate, the left side of the top of the bottom plate is fixedly connected with a driving mechanism through a first telescopic piece, and a cutting and polishing mechanism is fixedly installed at the movable end of the driving mechanism. A vertical plate is fixedly mounted on the right side of the top of the bottom plate, an angle steel placing table is fixedly mounted on the inner side of the vertical plate through a second telescopic piece, and a pressing plate is fixedly connected to the right side of the top of the angle steel placing table through a third telescopic piece. The angle steel cutting equipment is reasonable in structural design and convenient to use, after angle steel is cut, the cutting face can be polished at the same time, two pieces of equipment are not needed for machining, the machining efficiency is effectively improved, the working intensity of workers is reduced, the investment cost of enterprises is reduced, and the use requirement can be comprehensively met.

The invention relates to the technical field of soil layer drilling, in particular to an efficient underground water quality detection sampling device which comprises a base, a fixing seat is further arranged on the base, and a device storage structure and a sample storage structure are arranged on the left side and the right side of the fixing seat respectively; a supporting structure is further arranged in the middle of the fixing base and comprises a vertical plate, a transverse plate, an axial motor, a mounting base, a lead screw, a guide rod and a drill rod. The drill rod is connected with the mounting seat through a rotating piece; the drill rod comprises a drill bit, a rod body, a sampling water pump and a sampling pipe; a sampling hole is further formed in the drill bit, and a liquid collecting cavity which is coaxially distributed is formed in the center in the rod body; a first cavity and a second cavity which are distributed from inside to outside are further formed in the rod body and located on the outer side of the liquid collecting cavity, and the sampling hole extends inwards, penetrates through the first cavity and the second cavity and is communicated with the liquid collecting cavity. The device is reasonable in structural design, filtering, collecting, sampling and storing operation of underground water at different heights can be completed on the basis that efficient drilling of underground water soil layers at different depth positions is achieved, and the using effect is good.

The invention discloses a cable with a liquid cooling heat dissipation function. The cable comprises a closed cable section, an input cable section and an output cable section, the closed cable section is a completely-sealed cable section and is mainly used for liquid cooling heat dissipation of the cable; the input cable section is mainly used for transition connection between a power supply end and the closed cable section; and the output cable section is mainly used for transition connection between the closed cable section and a power utilization end. Through the synergistic effect of the insulating liquid cooling oil, the annular cooling fins, the complete through holes, the one-way through holes and the like, heat generated by operation of the cable can be rapidly absorbed and dissipated, local overheating is avoided, stable operation of the cable is ensured, and the heat dissipation efficiency is improved; compared with a mode of additionally arranging a spiral metal tube on the whole cable, the material and transportation cost is reduced, and the flexibility is not sacrificed; the high-quality material selection and the reasonable structural design ensure the electrical insulation performance, reduce the faults caused by the heat dissipation problem, and prolong the service life of the cable.

The invention relates to a breathable device applied to a shoe sole and a preparation method thereof, the shoe sole and a shoe, the breathable device comprises a gasket and waterproof breathable cloth covering the surface of the gasket, a plurality of protrusions are arranged on the surface of the gasket, a plurality of breathable holes are formed in the protrusions, and a plurality of round holes are formed in the periphery of the waterproof breathable cloth. A gasket is arranged on the peripheral edge of the waterproof breathable cloth in an overlapped mode and integrally formed with the gasket through the penetrating round holes. A mold A is adopted for manufacturing a semi-finished inner ring part, then the inner ring part is put into a lower mold of a mold B, TPU materials are injected into the mold B, the TPU materials flow into a groove of the inner ring part and the peripheral edge of a mold cavity of the lower mold of the mold B, and meanwhile the TPU materials penetrate through round holes of waterproof breathable cloth to flow into an annular groove of an upper mold of the mold B; the inner ring part, the waterproof breathable cloth and the secondarily injected TPU material cloth are bonded and integrally formed, the TPU material vertically clamps the peripheral edge of the waterproof breathable cloth, the waterproof breathable cloth and the inner ring part are firmly connected, and the peripheral edge is not prone to delaminating.

The invention discloses a folding type rotary tillage and ridging all-in-one machine which comprises a machine frame, a rotary tillage device, a ridging device, a distance adjusting device and a compacting device, the rotary tillage device and the ridging device can be folded or unfolded at the same time, the distance adjusting device can adjust the distance between ploughing ploughs in the ridging device, and the compacting device can compact the ploughing ploughs in the ridging device. The problem of the single operation area of a traditional rotary tillage ridger can be greatly solved, the land rotary tillage and ridging effects of the rotary tillage ridger are effectively improved, the folding effect, the stability performance and the like of the rotary tillage ridger can be effectively improved by adopting the double-cylinder hydraulic folding system, the rotary tillage ridging operation efficiency and the operation quality are greatly improved, and the rotary tillage ridger is suitable for large-scale popularization and application. Structural design is reasonable, using is safe and reliable, and the failure rate is low.

The invention provides a propeller power output meshing device for an aircraft engine. The power output shaft is sleeved with the fixing support to achieve fixed connection, the fixing support comprises an upper installation section and a lower installation section, the upper installation section is of a tubular structure, the lower installation section is of a plane structure, and a step structure is arranged between the upper installation section and the lower installation section; the meshing outer rotor is arranged on the outer side of the fixing support, and the upper mounting section of the fixing support is matched with the meshing outer rotor through a double-row groove ball bearing; the double-row groove ball bearing is installed on the fixed support through a support nut, a friction block assembly is arranged on a lower installation section of the fixed support, and the rotary support is installed on the end portion of the meshing outer rotor through a bolt. The propeller is started after the unmanned aerial vehicle is launched and lifted off under the action of the boosting device, the integration degree of the power device is improved, and a solution is provided for overall integration, part removal and cost reduction design of the unmanned aerial vehicle power device.

The invention relates to a hidden offset lead screw electric long sliding rail and an assembling method thereof. The hidden offset lead screw electric long sliding rail is a component in an automobile seat. The electric sliding rail comprises an electric assembly, a wire harness box, a left sliding rail part and a right sliding rail part, the left sliding rail part and the right sliding rail part are symmetrical in structure, the left sliding rail part and the right sliding rail part are connected through a motor assembly, and the wire harness box is connected with the left sliding rail part or the right sliding rail part. The left sliding rail piece and the right sliding rail piece each comprise a lower sliding rail assembly, a lead screw assembly, an upper sliding rail assembly, an electric assembly connecting plate, a decoration assembly and an end cover. The gearbox is connected with the lead screw in a matched mode, the lead screw assembly is fixed in the lower sliding rail assembly in an offset mode through the front fixing block and the rear fixing block, the upper sliding rail assembly is matched with the lower sliding rail assembly, the upper portion of the gearbox is arranged in the upper sliding rail assembly, the electric assembly connecting plate is fixed to the upper sliding rail assembly, and the decoration assembly and the end cover are both arranged on the lower sliding rail assembly. The device is reasonable in structural design, safe, reliable, low in cost, wide in application range, capable of protecting the service life of the lead screw, convenient to install and capable of meeting use requirements.

The utility model belongs to the technical field of circuit board testing, in particular to a circuit board testing platform for electronic information engineering, which comprises a base and a turntable, the bottom of the base is fixedly connected with a cover body, a station switching assembly is arranged between the cover body and the turntable, the turntable is provided with four clamping stations, and the four clamping stations are arranged on the base. The top of the base is fixedly connected with a test main body, the top of the test main body is provided with a circuit board test station, and the front side of the test main body is fixedly connected with a controller. According to the utility model, the structural design is reasonable, the four clamping stations are arranged and can be switched, so that the circuit board can be clamped, taken and placed and tested at the same time, the test efficiency is greatly improved, the clamping station at the right side is far away from a probe, and the test efficiency is improved. The problem that the probe moves downwards to crush the hands of a person is fundamentally solved, and the safety in use is improved.

The utility model relates to the technical field of water ecology research, in particular to an automatic sample concentration device. The automatic sample concentration device comprises a case, a concentration barrel, a liquid suction device, a suction pipe and a sample bottle, a case cover is arranged at the top of the case, the concentration barrel is arranged in the case, the suction pipe is vertically arranged at the lower end of the case cover, the lower end of the suction pipe extends into the concentration barrel from top to bottom, and the liquid suction device is arranged in the case cover. The liquid suction device is connected and communicated with the upper end of the suction pipe, a sample discharge port with an electric control valve is formed in the bottom wall of the concentration barrel, the sample bottle is arranged below the sample discharge port, and a sampling port for taking out the sample bottle is formed in the side wall of the case. The device has the advantages that the structural design is simple and reasonable, the subsequent concentration operation process can be simplified on the premise of realizing natural precipitation and concentration of a sample, the detection efficiency is improved, and the accuracy of a detection result is ensured.

The utility model provides an electronic device which comprises an energy storage module, a functional circuit board and a non-wire connection structure, and the energy storage module and the functional circuit board are respectively connected with the non-wire connection structure, so that the energy storage module is electrically connected with the functional circuit board through the non-wire connection structure. According to the electronic equipment, the electric connection between the energy storage module and the functional circuit board can be realized without using a wire, so that the cost of using the wire is saved, and the problem of wire scattering caused by using the wire is avoided; the probability that the lead is easy to age after being used for a long time is reduced, the safety performance, the use reliability and the electric connection reliability are effectively improved, and the performance of the whole machine is further improved; the probability of short circuit due to the fact that the insulating skin of the wire is scratched can be reduced, and the reliability of electric connection between the energy storage module and the functional circuit board is improved.

The utility model provides an injection mold. The injection mold comprises a lower mold base and an upper mold base arranged above the lower mold base, a left sliding block and a right sliding block are arranged between the upper die base and the lower die base, concave cavity faces are arranged on the opposite side faces of the left sliding block and the right sliding block, positioning protrusions are arranged on the cavity faces at intervals in the vertical direction, and a cylindrical cavity is formed between the two opposite cavity faces after the left sliding block and the right sliding block are oppositely combined. A concave cavity with a downward opening is formed in the lower portion of the upper die base, an inserting column arranged in the vertical direction is fixed in the concave cavity, when the upper die base and the lower die base are oppositely combined, the inserting column is inserted into the center of the interior of the cylindrical cavity, at the moment, the left sliding block and the right sliding block are located in the concave cavity, and a sliding groove formed in the left-right direction is formed in the position, below the cylindrical cavity, of the lower die base. And the outer port of the chute extends to the side wall of the lower die holder. The structure of the injection mold is designed, and the injection mold can adapt to the center shaft of the through hole conductive slip ring subjected to integral injection molding processing, so that the production efficiency can be effectively improved, the production quality is ensured, and the injection mold has good practicability.

The utility model relates to a coarse and fine grinding device of a full-automatic coffee machine, and aims to solve the technical problems that a coarse and fine adjusting mechanism is difficult to automatically return to zero and realize detection after grinding and before restarting of the conventional similar product, and the coarse and fine adjusting mechanism is difficult to automatically adjust gear selection through a key. The grinding device is characterized in that the outer diameter of an upper conical cutter assembly of the grinding device is provided with three columnar protruding points arranged at equal intervals, one side of the outer diameter of the bottom of a conical cutter adjusting disc is provided with an arc-shaped protruding point, a grinder body assembly corresponding to the arc-shaped protruding point is provided with a microswitch, and the conical cutter adjusting disc is driven by a stepping motor to rotate; the range of the adjusting angle between outer diameter tooth openings at the conical cutter adjusting disc is 85 degrees, the gear change of rotating the conical cutter adjusting disc every time is 3.4 degrees, and the total number of the gears is 25; therefore, the thickness degree is set through a thickness adjusting gear key of the control panel, a cone cutter adjusting disc of the bean grinding assembly automatically monitors and searches a zero position through a stepping motor during starting, and an arc-shaped protruding point of the cone cutter adjusting disc triggers a microswitch.

The invention relates to a deformable wheel-track combined type advancing mechanism which comprises a driving main shaft, a hub and a track arranged on the outer side of the hub, the driving main shaft is provided with a power switching driving part, and the power switching driving part drives the track to rotate through a track transmission assembly; the power switching driving piece can move leftwards along the driving main shaft, so that the power switching driving piece is separated from the crawler belt transmission assembly; crawler belt supporting pieces are arranged on the peripheral side of the hub and are driven by a deformation mechanism to stretch and deform in the radial direction of the hub, so that the crawler belt is supported to be in a circular state or a non-circular state; the hub is provided with a driven rotary meshing part, a driving rotary meshing part is arranged at the right end of the power switching driving part, and the power switching driving part drives the hub to rotate when moving leftwards till the driving rotary meshing part is meshed with the driven rotary meshing part. Free switching between a wheel type structure and a crawler type structure is achieved, the flexibility of the wheel type structure is included, the high trafficability of the crawler type structure is achieved, and the performance is stable when the robot deals with various road conditions.

The invention relates to a wire drawing system with pay-off power and a tungsten filament cold drawing method, the wire drawing system comprises a pay-off machine, a wire drawing machine and a take-up machine, the pay-off machine comprises a rack adjustably arranged on one side wall of the wire drawing machine, and a pay-off device, a guide device and a tension device which are arranged on the rack; the pay-off device comprises a pay-off motor and a clamping mechanism, and a pay-off wheel wound with a wire is detachably arranged on the clamping mechanism; the guide device comprises a guide piece I with a guide wheel and a guide piece II with two guide wheels; the tension device comprises a tension wheel arranged on the rack in an up-down swinging mode and a sensor used for monitoring the swinging angle of the tension wheel. And a wire on the pay-off wheel is led out to sequentially wind the guide wheel on the first guide piece, one guide wheel on the second guide piece, the tension wheel, the other guide wheel on the second guide piece and the other guide wheel, and then is led into the wire drawing machine. The wire drawing machine can actively pay off wires, and the pay-off machine, the wire drawing machine and the take-up machine are in linkage fit, so that stable drawing of superfine wires can be realized.

The present invention belongs to the technical field of tunnel construction, and specifically relates to a shield-type cyclic pre-support shield equipment for soft soil surrounding rock tunnels, equipment body; support ring, which includes a support shell for supporting the tunnel and an inner cross brace and a frame for reinforcing the support shell, and the two end faces of the support shell are fixedly embedded with an extended connecting plate for splicing the head and the tail; a jacking system, which is used to push the equipment body and the support ring into the tunnel; wherein a clamping system for splicing each other is provided between the equipment body and the support ring and between the two end faces of the support ring, and adjacent support rings are spliced ​​by the clamping system to gradually increase the support length through a segmented structure. The present invention can simultaneously support during the process of tunnel excavation and continuously extend the support length in a cycle, improve work efficiency, and reduce engineering workload. It is a technical measure and equipment that integrates simplicity, high efficiency, and environmental protection.

The utility model belongs to the technical field of traditional Chinese medicine raw material extraction, and particularly relates to a soothing anti-inflammatory traditional Chinese medicine raw material extraction device which comprises a tank body and a filter drum which are used for extracting soothing anti-inflammatory traditional Chinese medicine raw materials, a flow guide plate is fixedly connected in the tank body, and the filter drum is rotatably arranged at the top of the flow guide plate. And the top of the tank body is detachably and fixedly connected with a cover plate. According to the utility model, the structural design is reasonable, under the dual action of efficiently rotating the filter cartridge and continuously blowing air into the filter cartridge, not only can blowing pressurization be carried out, but also rotary centrifugal separation and extraction can be carried out, the separation and extraction effect and efficiency are greatly improved, and medicine residues attached to the side wall of the filter cartridge can be scraped off through the rotating scraping plate, so that the operation is simple and convenient. And when the medicine residues are discharged, under the action of the rotating scraping plate and the stirring rod, the medicine residues can be scraped into the residue discharging pipe to be discharged, and it is guaranteed that the medicine residues can be completely cleaned.

The invention belongs to the technical field of gearbox production, and particularly relates to a thin-wall cylinder tapping device and method in a planetary structure gearbox. The thin-walled cylinder workpiece tapping device is reasonable in structural design and mainly comprises a platform, a rotary bearing, a positioning mechanism, a support, a first push rod, a movable frame, a vertical linear guide rail pair and a tapping mechanism, the positioning mechanism is used for adsorbing and locking a thin-walled cylinder workpiece, and the rotary bearing is used for driving the positioning mechanism and the thin-walled cylinder workpiece to rotate in the circumferential direction; the distance between the tapping mechanism and the thin-walled cylinder workpiece is adjusted through the first push rod, the height position of the tapping mechanism is adjusted through the vertical linear guide rail pair, and the tapping requirements of different positions of a cylinder part in the thin-walled cylinder workpiece are met in this way. And meanwhile, an anti-deformation suction cup is additionally arranged in the punching mechanism and can adsorb and lock the peripheral part of the punching part in advance before punching, so that when the punching die head carries out punching operation, the peripheral part cannot be deformed.

The invention relates to a coffee machine grinder capable of uniformly distributing powder, and aims to solve the technical problems that a powder feeding channel of an existing similar product is easy to block, the powder distribution effect is poor, nonuniformity and residues are generated, and a bean box is placed in place, and a detection trigger structure is complex in design. The coffee machine grinder is characterized in that powder distribution fan blades are arranged in a powder outlet channel at a grinding knife assembly of the coffee machine grinder, a powder screening net is arranged at a bottom channel opening of the powder outlet channel, the powder screening net is fixed to the bottom channel opening of the powder outlet channel through a powder outlet cover in an internal and external thread mode, and a motor shaft of a powder distribution motor extends into the powder outlet channel to be connected with the powder distribution fan blades. A notch is formed in one side of the spiral blade of the powder distribution fan blade, and a top channel opening of the powder outlet channel on one side of the sharpening assembly is exposed out of the machine body; self-locking protruding tongue assemblies are symmetrically arranged on the inner walls of the two sides of the inner bottom of the bean box tray, switch ejector rod assemblies are symmetrically arranged on at least one side of the outer diameter of the bean box tray, and the other switch ejector rod assembly is arranged on one side of the sleeving position of a bean feeding opening of the bean box tray and a knife edge of the knife sharpening assembly.

The utility model discloses a vibration type multi-stage solid waste garbage pretreatment screening device which comprises a box body, an iron removal cavity, a coarse material cavity and a fine material cavity are sequentially arranged in the box body from top to bottom, a vibration type partition plate is arranged between the iron removal cavity and the coarse material cavity, a material leakage opening is formed in the middle of the partition plate, a liftable iron attraction mechanism is erected above the iron removal cavity, and the fine material cavity is arranged in the middle of the partition plate. A screening mechanism is arranged between the iron removal cavity and the coarse material cavity, the screening mechanism comprises a vibration type filtering filter plate, one end of the filter plate is provided with a pushing and scraping assembly used for discharging of the coarse material cavity, the other end of the filter plate is provided with a slag discharging pipe, and the bottom end of the fine material cavity is provided with a discharging pipe. Through the structural design that the iron removal cavity, the coarse material cavity and the fine material cavity are vertically distributed in space, all stages of sorting are completed, meanwhile, the occupied space is small, iron in garbage can be directly sucked out, and the iron removal speed and efficiency are guaranteed; and large garbage can be scraped, output and collected, screening is convenient and fast, manpower is saved, and the processing and screening progress is greatly accelerated.

The present invention relates to an automatic powder pressing mechanism for coffee machine bean grinding, which is designed to solve the technical problem that the structure design of the bean grinding and powder pressing combination of existing similar products is not good, especially the structure design of the powder pressing combination is not good. The mechanism includes a bean grinding combination, a powder pressing combination, and a coffee funnel combination. The key points of its structural design are that the powder pressing combination is arranged at the top seat opening of the funnel seat of the coffee funnel combination, a powder pressing hammer is arranged at the bottom of the valve body of the powder pressing combination, the powder pressing hammer is sealed and connected with the valve body as a whole, one end of the valve body at the connection is inserted into the valve seat, the spring columns at the four end corners of the top of the valve seat are respectively provided with springs, the liquid inlet on one side of the valve body is provided with a valve head, the inner cavity groove at the top of the other end of the valve body is provided with a piston sleeve inserted and sealed in the valve body and moving up and down, the top of the piston sleeve is inserted into the piston cover, the outer diameter of the top of the piston sleeve where the piston sleeve and the piston cover are sleeved is provided with a piston ring, the piston ring and the piston sleeve form a piston assembly, and the piston sleeve drives the valve body and the powder pressing hammer to move up and down with the change of the hydraulic pressure in the cavity.

The invention discloses a two-stage short-cut denitrification-anaerobic ammonia oxidation double-granule sludge device for sewage treatment. Comprising a nitrate nitrogen wastewater tank and a carbon source water tank which are arranged in parallel, a short-cut denitrification granular sludge reactor which is jointly connected with the nitrate nitrogen wastewater tank and the carbon source water tank, and an anaerobic ammonia oxidation granular sludge reactor which is connected with the short-cut denitrification granular sludge reactor in series, the short-cut denitrification granular sludge reactor comprises a short-cut denitrification tank body, a first water inlet is formed in the lower end of the short-cut denitrification tank body, the nitrate nitrogen wastewater tank is communicated with the first water inlet through a first water inlet pump, and the carbon source water tank is communicated with the first water inlet through a second water inlet pump; according to the invention, short-cut denitrification and anaerobic ammonia oxidation decoupling are realized, and adverse effects of organic matters on anaerobic ammonia oxidation are avoided; the whole set of device is a complete continuous flow process, and compared with the process in the prior art, the production rate of nitrite nitrogen is effectively improved, and a reaction substrate can be continuously and stably provided for anaerobic ammonia oxidation.

The utility model discloses a strip-shaped belt body cutting mechanism, which belongs to the technical field of cutting mechanisms, and comprises a base and two positioning frames, the top of the base is fixedly provided with a rack, the top of the rack is fixedly provided with an air cylinder, the output end of the air cylinder is fixedly connected with a mounting plate, and the mounting plate is fixedly connected with the positioning frames. A cutting knife is fixedly connected to the bottom of the mounting plate, transverse plates are fixedly connected to the two sides of the mounting plate, vertical plates are slidably connected to the outer sides of the transverse plates in a sleeving mode, square plates are slidably connected to the bottoms of the vertical plates, the two square plates are slidably connected to the interiors of the corresponding positioning frames correspondingly, and linkage rods are rotatably connected to the front sides and the rear sides of the square plates correspondingly; the top ends of the four linkage rods are rotationally connected with the corresponding transverse plates. Sliding grooves are formed in the four corners of the top of the base, and baffles are slidably mounted in the sliding grooves. In the cutting process, the two positioning frames are driven to be far away from each other to tighten the warning tape, and therefore flatness of a notch is guaranteed.

The utility model belongs to the technical field of evaporative crystallization equipment, in particular to anti-scaling evaporative crystallization equipment, which aims at solving the problem of descaling and comprises a first mounting plate, the upper surface of the first mounting plate is fixedly connected with a mounting frame; the upper surface of the mounting frame is fixedly connected with an evaporation cylinder; a feeding hole is fixedly connected to one side of the upper surface of the evaporation cylinder; one side of the lower surface of the evaporation cylinder is fixedly connected with a water outlet; the other side of the lower surface of the evaporation cylinder is fixedly connected with a discharge port; the outer surface of one side of the evaporation cylinder is fixedly connected with a fixed plate; the upper surface of the fixed plate is fixedly connected with a motor; a first connecting frame is fixedly connected to one side of the lower surface of the first mounting plate; a first supporting column is rotationally mounted on the inner surface of the first connecting frame. A second mounting plate is fixedly connected to the lower surface of the first supporting column. And through the arrangement of the descaling mechanism, scaling in the evaporation cylinder can be effectively prevented, descaling can be performed in the stirring process, and the efficiency is improved.

The utility model discloses sealing strip punching equipment with an adjustable strip feeding angle, which comprises a rack, a circulating transportation module, a rotary strip loading trolley device, a group of integrated punching devices and a strip loading positioning module, and is characterized in that the rotary strip loading trolley device comprises a sealing strip rotary trolley and a lifting driving mechanism; the sealing strip rotating trolley comprises a trolley rotating conveying mechanism and a trolley pressing strip rotating driving mechanism, the structure of punching equipment is improved, a single-side single-cavity mode is adopted for compact distribution, a plurality of punching stations are combined into one station, oil cylinders are arranged on the punching stations in a centralized mode to serve as punching power, and therefore the punching efficiency is improved. The size of equipment is reduced, and the space utilization rate is increased; the sealing strip is rotated to a required strip feeding angle by adopting the servo rotary trolley so as to deal with the limitation of the punching power direction caused by centralized configuration of the oil cylinder, and the stability and the convenience during product punching are improved.

The utility model discloses a rotatable sealing strip product trolley convenient for punching, which comprises at least one sealing strip trolley and a lifting driving mechanism, the sealing strip trolley comprises a trolley rotating conveying mechanism and a trolley pressing strip rotating driving mechanism, the trolley pressing strip rotating driving mechanism is arranged above the trolley rotating conveying mechanism, and the lifting driving mechanism is arranged above the trolley pressing strip rotating driving mechanism. The two are matched with each other; the output end of the lifting driving mechanism is connected with the fixed connecting plate, and the fixed connecting plate is connected with the trolley pressing strip rotation driving mechanism. The trolley convenient to punch and capable of rotating the sealing strip product is reasonable in structural design, the strip loading trolley is arranged on a single side, the strip loading module of the trolley is driven by the trolley pressing strip rotation driving mechanism to rotate to any angle so as to deal with the limitation of the punching direction caused by centralized configuration of an oil cylinder on a single-side multi-cavity tool, and the punching efficiency is improved. And the stability and the convenience during impulse are effectively improved.

The utility model discloses a multi-style water injection toy ball which comprises an adjusting rod and two half-shell rubber bodies, one end of the adjusting rod is connected to the inner wall of one half-shell rubber body, and the other end of the adjusting rod is screwed into a screw hole of the other half-shell rubber body through a thread part, so that the two half-shell rubber bodies are combined in a covering mode to form a hollow whole shell. After the water is filled and the ball is thrown, the water releasing effect is good, and the entertainment effect is better; the half-shell rubber bodies can be screwed, and the closing force of the two half-shell rubber bodies can be adjusted by adjusting the depth of the threaded part of the adjusting rod screwed into the screw hole, so that the required sealing effect is achieved, the corresponding explosion water release effect is obtained, and the flexibility is high; during water injection, the half-shell rubber body on one side or the two sides can be pressed at the same time or the half-shell rubber bodies on the two sides are pulled open or pulled open for water injection, the water injection modes are multiple, and diversified playing requirements are met; and in addition, the colors and the shapes of the two half-shell rubber bodies can be the same or different, so that more interestingness is achieved, and individual requirements are met.

The invention relates to the technical field of pipeline cutting, in particular to intelligent cutting equipment for building heating and ventilation pipelines. Comprising a base, a cutting mechanism, a moving mechanism and an inner supporting mechanism; the cutting mechanism comprises a fixing frame, a hydraulic cylinder, a mounting seat, a cutting knife and a cutting motor; the moving mechanism is used for driving the fixing frame to move by a preset distance so as to complete cutting operation of building heating and ventilation pipelines with different lengths. The inner supporting mechanism comprises a supporting frame, a base plate, a connecting pipe, a rotating motor, a rotating shaft and an inner supporting piece. The rotary motor is arranged on the substrate, and an output shaft is connected with the rotary shaft; the inner supporting piece is used for conducting inner supporting and jacking operation on the building heating and ventilation pipeline, and the preset first inner supporting point and the preset second inner supporting point are symmetrically distributed and located on the two sides of the cutting knife. The device is reasonable in structural design and high in cost performance, the heating and ventilation pipeline is conveniently driven to rotate to complete cutting while stable and symmetrical inner supports are formed on the inner wall of the heating and ventilation pipeline, the problem of quality deviation caused by notch deformation is avoided, and the device is more practical.

The utility model relates to a shield tunneling machine hobbing cutter holder integral installing and welding positioning device which is arranged between a left cutter holder and a right cutter holder and comprises a height tool used for controlling the distance between the left cutter holder and the right cutter holder and a coplanar positioning shaft used for controlling cutter shaft supporting faces to be coplanar. The height tool comprises a base frame and height adjusting assemblies, the height adjusting assemblies are arranged at the four corners of the top of the base frame respectively, and each height adjusting assembly comprises a coarse adjusting screw in threaded connection with the base frame and a fine adjusting nut arranged on the coarse adjusting screw. A coplanar positioning shaft is arranged on one side of the base frame, at least two positioning planes perpendicular to each other are arranged on the side wall of the coplanar positioning shaft, and the two positioning planes perpendicular to each other are attached to the supporting face A and the supporting face B respectively. The tool apron positioning device is simple and convenient to use and operate, can quickly and accurately position when the tool aprons are installed and welded, ensures the accurate distance between the left tool apron and the right tool apron and the coplanarity of the supporting surfaces of the tool shaft, and provides safe support for hob installation.

The invention discloses a fully automatic relay testing machine, comprising a frame, a withstand voltage insulation test station is arranged on the top of the frame, an electrical parameter comprehensive test station is arranged on the frame below the withstand voltage insulation test station, a test station lifting device is arranged on a workbench below the electrical parameter comprehensive test station, the workbench is arranged on the frame, a circulating feeding device is arranged below the test station lifting device, a defective product grabbing and storing device is arranged at the output end of the test station lifting device, the defective product grabbing and storing device is arranged above the circulating feeding device, and a qualified product transfer storage device is arranged at one end of the defective product grabbing and storing device away from the test station lifting device. The present invention will facilitate the required data testing of relays by arranging the withstand voltage insulation test station and the electrical parameter comprehensive test station, and will facilitate the identification and sorting of defective products and qualified products of relays in combination with the defective product grabbing and storing device and the qualified product transfer storage device, thereby ensuring product quality, and will achieve the effect of automatic transportation by utilizing the circulating feeding device.