26results about How to "Convenient air tightness testing" patented technology

The utility model relates to the technical field of vehicle-mounted lens detection, in particular to a vehicle-mounted lens airtightness detection machine which comprises a pedestal, a limiting assembly is installed above the pedestal and comprises a supporting seat, a motor is fixedly connected to the inner top of the supporting seat, and an output shaft of the motor penetrates through the inner top of the supporting seat and is fixedly connected with a rotating disc. A movable groove is formed in the upper surface of the rotating disc, a fixed block is fixedly connected to the lower surface of the rotating disc, a spring is fixedly connected to the side surface of the fixed block, an upper clamping block is fixedly connected to one end of the spring, a movable block is fixedly connected to the upper surface of the upper clamping block, and a first air cylinder is fixedly connected to the interior of the upper clamping block; an output shaft of the first air cylinder penetrates through the interior of the upper clamping block and is fixedly connected with a lower clamping block. According to the utility model, the placing accuracy of the vehicle-mounted lens can be kept, enough good sealing performance is kept in the detection process, the air leakage phenomenon during detection is avoided, the accuracy of the detection result is ensured, and the detection of the vehicle-mounted lens is facilitated.

The utility model discloses an injection molding part air tightness detection tool comprising a detection bench, the top of the detection bench is fixedly connected with four columns, the top ends of the four columns are fixedly connected with the same support bench, the support bench is connected with an installation box in a penetrating manner, and the installation box is internally provided with a detection mechanism; the detection mechanism comprises a [-shaped support fixedly connected to the inner wall of the bottom of the installation box, an air tightness detector is connected to the [-shaped support in a penetrating mode, and a detection opening of the air tightness detector is fixedly connected with a telescopic hose. According to the air tightness detection tool for the injection-molded part, through the arranged detection mechanism, when the detection air nozzle is inserted into the detection hole of the automobile injection-molded part, a plurality of sealing plugs are used at the same time to block and seal other inlets and outlets, so that air tightness detection on the automobile injection-molded part is facilitated, extra operation of processing personnel is not needed, and the detection efficiency is improved. Therefore, the overall detection efficiency is improved.

The utility model relates to the technical field of rotational molding oil tank production, in particular to an intelligent clamping device for rotational molding oil tank production, which comprises a bottom plate and an oil tank body, a clamping device is arranged at the top end of the bottom plate, a supporting block is fixedly connected to the top end of the bottom plate, and a baffle is fixedly connected to the side wall of the supporting block. The clamping device comprises a first telescopic air cylinder installed at the top end of the bottom plate, the top end of the first telescopic air cylinder is fixedly connected with a first installation block, a rotating motor is fixedly installed at the top end of the first installation block, the output end of the rotating motor is fixedly connected with a second installation block, and a second telescopic air cylinder is fixedly installed on the side wall of the second installation block. According to the intelligent clamping equipment for rotational molding oil tank production, the detection steps can be simplified, the detection efficiency can be improved, meanwhile, the effect of rapidly transferring the oil tank body can be achieved, the production efficiency of the oil tank body can be improved, and actual use is facilitated.

The invention discloses a device and method for overall airtightness detection of a high-power laser cutting head, and the device comprises a vertical seat, the top of the vertical seat drives a supercharging cylinder to move up and down above the inner side of the vertical seat through an electric cylinder, a suction cylinder is arranged below the inner side of the vertical seat, and the suction cylinder and the supercharging cylinder are connected with an external detection assembly through air pipes. A tray assembly is slidably erected at the position, close to the opposite plane of the suction cylinder and the pressurization cylinder, of the vertical base, the tray assembly comprises a sliding supporting ring and a driving ring plate, and the driving ring plate is fixed to the top of the sliding supporting ring; the four sealing rubber plates are distributed on the opposite sides of the suction cylinder and the pressurizing cylinder in an annular array mode, and the sealing rubber plates move on the inner side of the tray assembly through the four-way necking mechanism to abut against and be attached to the surface of the laser head to be detected; according to the invention, the overall airtightness detection operation of the laser cutting head can be effectively realized, the change of the detection position is fast, and the time required by the detection is effectively reduced.

The utility model provides a mechanical seal air tightness detection device, which relates to the technical field of air tightness detection and comprises a bottom plate, a mounting plate is mounted at the top end of the bottom plate, a lower sealing plate is mounted above the mounting plate, fixing mechanisms are arranged on two sides of the top end of the mounting plate, and a material pump is mounted at the front end of a liquid storage cavity. One end of the transfer pump is communicated with one end of the liquid storage cavity, a corrugated pipe is mounted at the other end of the transfer pump, and a spray head is mounted at one end of the corrugated pipe; through mutual cooperation of the air pump, the liquid storage cavity, the transfer pump and the spray head, ventilation can be conducted on the interior of the mechanical sealing element, then liquid soap in the liquid storage cavity is sprayed to the connecting position of the mechanical sealing element, and the air tightness of the mechanical sealing element is judged by observing whether bubbling occurs or not. Therefore, the airtightness detection of the mechanical sealing element is more convenient and faster, and the convenience of the device in use is greatly improved.

The utility model discloses a leak hunting device for a marine brake system, which belongs to the field of brake systems and comprises an operating platform, a vertical frame is fixedly connected to the upper top end of the operating platform, a detection assembly is arranged on the outer wall of the vertical frame and comprises an air bag seat fixedly connected to the outer wall of the vertical frame, and the output end of the air bag seat is fixedly sleeved with a jacking air bag. Through cooperative use of the devices, an operator can conveniently detect the air tightness of the brake system assembly, the air bag seat, the jacking air bag and the sealing disc can be used for lifting from the inner wall of a pipeline of the brake system assembly, multi-directional detection of the assembly is not affected, repeated disassembly and placement are not needed, and the detection efficiency is improved. By means of the water spraying ring base, the reciprocating lead screw and the pressurization assembly, detection liquid for detecting air tightness can be sprayed to the outer wall of the brake system assembly in multiple directions, then the interior of a brake system is pressurized through high-pressure gas, and the detection efficiency can be improved while the clamping effect can be improved.

The utility model discloses a connecting pipeline air tightness detection device which comprises a rack, the tops of the left side and the right side of the rack are symmetrically provided with mounting seats, the mounting seats are provided with lifting cylinders, the output ends of the lifting cylinders are fixedly connected with a mounting plate, the mounting plate is fixedly provided with two sets of supporting seats in a bilateral symmetry mode, and the supporting seats are fixedly connected with the mounting plate. Screw conveyors which are symmetrically arranged are fixedly arranged on the two groups of supporting seats, and the output ends of the two groups of screw conveyors which are symmetrically arranged can be connected with a to-be-detected pipeline; and detection liquid is stored at the bottom in the detection cavity. The two screw conveyors are arranged on the left side and the right side of the mounting plate, the left end and the right end of a pipeline to be detected are in threaded connection through the two screw conveyors, and then the whole mounting base falls into detection liquid through the lifting air cylinder. Therefore, the connection air tightness of the to-be-detected pipeline can be detected through visual inspection of whether bubbles appear at the joint of the screw conveyor and the to-be-detected pipeline, so that the air tightness detection of the pipeline is simpler and more convenient.

The invention discloses a high-pressure tank valve assembling and inflating all-in-one machine, and belongs to the technical field of valve assembling, the high-pressure tank valve assembling and inflating all-in-one machine comprises a conveying mechanism, a glue spraying mechanism, a tightening mechanism, a plurality of inflating pipelines, a supporting table and an operation screen, the conveying mechanism comprises a tank inlet conveying belt, a rotary conveying disc and a tank outlet conveying belt, and the rotary conveying disc is fixedly installed in the center area above the supporting table; the tank inlet conveying belt and the tank outlet conveying belt are oppositely installed at the two ends of the rotary conveying disc, the rotary conveying disc rotates in the same direction all the time to convey high-pressure tanks and valves, the glue spraying mechanism is fixedly connected to the edge above the supporting table, and the tightening mechanism is fixedly connected to the side, close to the tank inlet conveying belt, above the supporting table. The multiple inflation pipelines are evenly and fixedly connected to the upper end of the rotary conveying disc, and the operation screen is fixedly connected to the upper portion of the supporting table.

The invention discloses a seeker fairing connecting structure and an assembly tool and method thereof. The connecting structure comprises a fairing, a shell and a pressing ring. The upper end of the pressing ring is pressed on the outer wall surface of the fairing, and the pressing ring meets the pneumatic shape of the seeker; the lower end of the pressing ring is in threaded connection with the shell; the gap between the pressing ring and the fairing and the gap between the pressing ring and the shell are coated with sealant, the connecting structure is easy and reliable to assemble, and the space utilization rate is high. The assembling tool and method are used for assembling the seeker fairing connecting structure, so that the assembling process is more convenient.

The utility model discloses a capacitor air pressure test bench, which is characterized in that air tightness detection is needed when a capacitor shell is manufactured, an opening is arranged on a single surface of the capacitor shell at the moment, electronic components can be conveniently placed in the capacitor shell subsequently, and the air tightness detection cannot be directly carried out on the shell with the opening on the single surface. The lifting mechanism, the clamping mechanism and the water storage tank are arranged in a matched mode, the clamping mechanism clamps the aluminum box serving as a capacitor shell, the opening of the aluminum box faces downwards, the lifting mechanism controls the aluminum box to move downwards till the lower end of the aluminum box is immersed in water, the water can seal the aluminum box with the opening, and air tightness detection of the aluminum box is facilitated.

The utility model discloses a food packaging tin air tightness detection device, which belongs to the technical field of product packaging air tightness detection and comprises a gland and a water container, and the gland is pressed at the opening end of a to-be-detected tin body and seals the opening end of the to-be-detected tin body; the gland is provided with an air passage and is connected with air supply equipment, the gland is provided with an air outlet corresponding to the opening position of the tank body to be detected, and the air outlet is communicated with the air passage; the water container is an open container, the water container bears the closed end of the to-be-detected tank body, and the gland is matched with the water container to fix the to-be-detected tank body. According to the utility model, the requirement on the overall airtightness of the detection device is lower, the relative position of the gland and the water container can be adjusted according to the height of the tank body to be detected, and airtightness detection can be conveniently carried out on tanks with different specifications.

The utility model discloses an assembly for measuring the air tightness of a crossed roller bearing, which relates to the technical field of bearing detection, and comprises a measuring gland and a measuring pressure plate, and the measuring pressure plate is provided with a first fixing piece; the measuring gland is provided with an air pipe access port and a second fixing piece; when the device is used, the measuring pressing plate is installed on the side face of a bearing inner ring through the first fixing piece, the measuring gland is installed on the side face of a bearing outer ring through the second fixing piece, then the air pipe is connected to the air pipe access port, the whole device is placed in gasoline, and air is introduced into the closed cavity through the air pipe. And observing whether bubbles appear at the joint of one side, far away from the measuring pressure plate, between the bearing inner ring and the bearing outer ring and at a gap on the bearing outer ring, if bubbles appear, indicating that the air tightness is poor, and if no bubbles appear, indicating that the air tightness is relatively good, thereby completing the air tightness detection of the crossed roller bearing, and being very convenient and relatively low in cost.

The present invention discloses a medical device air tightness detection device, which relates to the technical field related to air tightness detection, and solves the problem that when performing air tightness detection on medical devices, it is necessary to stop and restart the driving part many times, which is not convenient, and at the same time, it is easy to cause damage to the driving part, affecting the efficiency of subsequent detection of pipes. The air tightness detection device includes a detection box, a lifting component, a turnover stirring mechanism, a detection bracket, a clamping component, an air tightness detection component and a medical pipe. The left and right sides of the detection box are provided with built-in grooves, and the inside of the built-in groove is provided with a lifting component extending to the side of the detection box; in the present invention, through the rotation force, a plurality of medical pipes can be continuously tested for air tightness, thereby improving the detection efficiency. At the same time, the rotation force can be intermittent, ensuring that the air tightness detection is achieved without stopping the operation of the rotating motor, thereby improving the convenience of the air tightness detection operation.

The invention discloses an air tightness detection device for a cast iron pipe fitting, relates to the technical field of casting detection, and solves the technical problems that a tiny leakage point is difficult to accurately detect and an observation blind area exists at the position of the leakage point of the cast iron pipe fitting is difficult to observe in real time. A detection mechanism is arranged in the water tank, a filtering mechanism is arranged at the bottom end of the detection mechanism, and a lifting mechanism is arranged at the bottom end of the filtering mechanism. Through cooperation of the mechanisms, air tightness detection can be carried out on cast iron pipe fittings of different specifications, whether leakage points exist in the pipe fittings or not can be observed more clearly by blowing dyeing powder into the pipe fittings, the situation that some leakage points are difficult to find due to too small pore diameters is avoided, the dyeing powder entering detection water can be adsorbed, the water is kept clear, and the detection efficiency is improved. The detected cast iron pipe fitting can be conveniently separated from the water tank, meanwhile, color absorption paper in the filtering mechanism can be conveniently replaced, and the purification effect on detected water in the water tank is kept.

The utility model relates to the technical field of automobile air inlet pipe production, and discloses an automobile air inlet pipe air tightness detection clamp comprising a pedestal, the upper surface of the pedestal is provided with a first rectangular groove, the rear side of the upper end of the left surface of the pedestal is fixedly provided with a placing box and a moving mechanism, and the moving mechanism is arranged in the first rectangular groove. The moving mechanism is used for adjusting the clamping mechanism and comprises a two-way threaded rod, the left end and the right end of the two-way threaded rod are rotationally installed on the left inner wall and the right inner wall of a first rectangular groove correspondingly, and a rectangular plate can rotate through a second motor, so that an annular fixing clamping plate arranged on the rectangular plate is driven to rotate; according to the fixture, the annular fixing clamping plate is parallel to the connecting ends, with certain inclination angles, at the two ends of the automobile air inlet pipe, so that the automobile air inlet pipe is better fixed and is not prone to falling off, the safety efficiency of the fixture is improved, and detection of the air tightness of the automobile air inlet pipe is facilitated.

The utility model provides a valve sealing detection device, which relates to the field of valve sealing detection, and comprises a detection device main body, the detection device main body is connected with a cylinder body, the detection device main body comprises an end plate, the upper side of the end plate is connected with a hydraulic rod, the outer side of the hydraulic rod is connected with a fixed plate, and the fixed plate is connected with a piston rod. An electric push rod is installed on the upper side of the fixing plate, a piston block is connected to the lower end of the electric push rod, a second sealing ring is arranged on the outer wall of the piston block, a first branch pipe, a second branch pipe and a first air outlet pipe are slidably inserted into the end plate, and the bottom of the first branch pipe is close to the upper end of the piston block; the second branch pipe and the first air outlet pipe are inserted into the piston block in a penetrating mode, and meanwhile a second air outlet pipe is inserted into the end plate. According to the utility model, the sectional type air tightness detection effect on the air valve is realized, the air leakage point range is conveniently locked, and the effect of detecting a plurality of air valves at the same time is realized.

The invention discloses an inspection robot for air tightness detection of a pneumatic chute pipeline, and the inspection robot comprises a moving guide rail, the bottom of the moving guide rail is provided with an inspection moving sliding seat, and the bottom of the inspection moving sliding seat is rotatably provided with a rotating bottom frame. Symmetrical movable sliding blocks on the outer side are driven to move when a bidirectional lead screw rotates, adjusting supporting plates are driven to move and adjust through rotating shafts when the movable sliding blocks move, the adjusting supporting plates drive rotating discs to rotate through the rotating shafts, connecting columns are driven to rotate and adjust when the rotating discs rotate, and rotating adjustment of the connecting columns and a rotating bottom frame is completed; a rotating rod, a high-definition camera and an infrared thermal imager on the inner side of the rotating bottom frame are subjected to transverse rotating adjustment treatment, and air tightness detection treatment on pneumatic chute pipeline bodies at different positions is completed.

The present invention discloses an air tightness detection device for football production and processing, comprising a liquid storage box for storing liquid, wherein a U-shaped frame is fixedly connected to the top of the liquid storage box, and fixed frames are fixedly connected to symmetrical positions at both ends of the U-shaped frame near the top, and threaded rods are penetrated and rotatably connected to the fixed frames, and one end of the threaded rod away from the fixed frame penetrates the U-shaped frame and is movably connected, and the opposite ends of the two threaded rods are fixedly connected to spline shafts, and circular plates are sleeved on the outer contour of the spline shafts, and a circular shell is rotatably connected to the outer contour of the circular plate away from one end of the threaded rod, and conical shells for positioning the football are fixedly connected to the symmetrical positions of the opposite surfaces of the two circular shells, a clamping mechanism for clamping and positioning the football is provided on the circular shell, and a pressurizing mechanism for increasing the internal air pressure of the football is provided on the U-shaped frame. The present application has the functions of increasing the internal air pressure of the football and improving the accuracy of the air tightness detection of the football.

The utility model discloses a device for detecting the sealing performance of a copper-nickel sleeve, which belongs to the field of sealing performance detection devices and comprises a test water tank, a test piece sleeve is fixedly connected in the test water tank, a connecting frame is movably mounted on the test water tank, an upper connector is fixedly connected onto the connecting frame, and a sealing box is fixedly connected onto the upper connector. An electronic pressure gauge is fixedly connected to the sealing box, the two ends of the pipe fitting are fixedly connected with the sealing sleeves of the upper connector and the lower connector, the test piece sleeve is immersed in liquid, the inflator pump injects air into the test piece sleeve, the electronic pressure gauge monitors the air pressure in the test piece sleeve in real time, and the situation that the injected air is too little or too much is avoided; the air pressure is large, part of air can be exhausted in time through the safety pipe, potential safety hazards are eliminated, the good sealing performance of the test piece sleeve is judged by observing whether bubbles are generated on the test piece sleeve or not and the air pressure value of the electronic pressure gauge is constant, and the result is more accurate.

This utility model provides a fixture for testing the airtightness of irregular flanges, including a support platform, with a base fixedly connected to the surface of the support platform; a piston rod fixedly connected to the center of the bottom surface of the base, and the piston rod slidably connected inside a cylinder; a fixing plate fixedly connected to the top of the cylinder; multiple grippers rotatably connected to the surface of the fixing plate; multiple clamping plates installed on the side walls of the base, with the grippers slidably connected to the side walls of the clamping plates; a rubber sleeve installed on the surface of the base, with multiple positioning pins installed on the surface of the rubber sleeve; the positioning pins engage the irregular flange, the irregular flange is placed on the surface of the rubber sleeve, and the grippers abut and compress the side walls of the irregular flange. The fixture for testing the airtightness of irregular flanges provided by this utility model has the advantages of quickly fixing the flange and ensuring the sealing of the connection.

The present invention discloses a device and method for overall air tightness detection of a high-power laser cutting head, comprising a stand, wherein the top of the stand is driven by an electric cylinder to move up and down above the inner side of the stand, a suction cylinder is arranged at the lower inner side of the stand, the suction cylinder and the booster cylinder are both connected to an external detection component through an air pipe, a tray assembly is slidably mounted on the stand near the relative plane position of the suction cylinder and the booster cylinder, the tray assembly comprises a sliding support ring and a driving ring plate, the driving ring plate is fixed on the top of the sliding support ring; four groups of sealing rubber plates, the four groups of sealing rubber plates are arranged in an annular array on the opposite sides of the suction cylinder and the booster cylinder, the sealing rubber plates are moved on the inner side of the tray assembly through a four-way shrinking mechanism to contact and fit the surface of the laser head to be detected; the present invention can effectively realize the overall air tightness detection operation of the laser cutting head, and the detection position changes quickly, effectively reducing the time required for detection.

The utility model relates to the technical field of motor assembly detection, and especially relates to a hydrogen pump motor housing submerged airtightness detection tool. According to the technical scheme, the hydrogen pump motor shell comprises a base structure, a hydrogen pump motor shell body structure is placed at the upper end of the base structure, a base sealing piece is arranged between the upper end of the base structure and the lower end of the hydrogen pump motor shell body structure, and an upper gland is arranged at the upper end of the hydrogen pump motor shell body structure. An upper gland sealing ring is arranged between the upper end of the hydrogen pump motor shell body structure and the upper gland, a detachable body fixing supporting frame is arranged at the upper end of the base structure, and the projection of the body fixing supporting frame in the front-back direction is of a U-shaped structure with a downward opening. The motor shell air tightness detection device has the advantages that the overall structure is relatively simple, the operation is more convenient, the structural stability is better during use, the durability is stronger, the use cost is lower, the air tightness detection of motor shells of various specifications can be met, and the occupied space is smaller during use.

The utility model belongs to the technical field of generator box body detection equipment, and particularly relates to a gasoline engine generator box body air tightness testing device, which comprises a shell, a deflation mechanism, an air inflation mechanism, an air pressure detection mechanism and a power supply mechanism are arranged in the shell, the air inflation mechanism, the air pressure detection mechanism and the power supply mechanism are electrically connected, and an insertion part inserted into a box body is arranged on the shell. The insertion part is provided with an expansion piece connected with an inflation mechanism, when the expansion piece collides, the expansion piece is used for installing the insertion part in a box body in a sealed mode, the expansion piece comprises an air bag, an annular groove is formed in the periphery of the insertion part, and the air bag is installed in the annular groove in a wrapped mode. According to the utility model, through the additional arrangement of the inflation mechanism, the deflation mechanism, the air pressure detection mechanism, the power supply mechanism, the plugging part and the expansion piece, equipment with the functions of inflation, deflation and air pressure detection can be detachably installed on the box body through the plugging part and the expansion piece, so that air tightness detection can be conveniently carried out on the box body.

The utility model relates to an air tightness testing device for a pipeline joint. A test unit; and the pressurization and decompression assembly is arranged in the handle and is used for pressurizing or decompressing the pneumatic expansion sealing strip and the test cavity. According to the air tightness testing device for the pipeline joint, the testing part is arranged on the handle, the pressure increasing and relieving assembly is arranged in the handle, the portable detection effect is achieved, pneumatic expansion sealing strips are arranged at the two ends of the lower clamping part and the two ends of the upper clamping part, and an annular closed testing cavity can be formed when the lower clamping part and the upper clamping part are closed; the connector of the hookah smoke outlet and the hose is directly locked, so that the air tightness test is facilitated, the use is convenient and simple, in addition, the two-way pressure regulating valve and the integrated pressure relief electromagnetic valve realize time-sharing independent control of sealing and detection, the structure is further simplified, and the detection efficiency is remarkably improved.

The invention discloses a variable diameter flange positioning tool, which relates to the field of processing, comprises a base, a left frame, a right frame, a left turntable, a right turntable, a clamping assembly, a rotating device, a correction device and a detection assembly, wherein the left turntable is rotatably connected to the left frame, and the right turntable is rotatably connected to the right frame; the left frame and the right frame are both provided with clamping assemblies, and the right turntable is provided with a correction device; by arranging the clamping assembly, the centers of the two flanges can be automatically aligned after the positioning of the two flanges is completed, the correction device can automatically correct the tapered tube, so that the tapered tube and the two flanges are concentric, and the three can be pressed and assembled synchronously without multiple positioning and clamping, thereby improving the concentricity of the three; the locating pin is butted with the locating hole of the pressure plate, so that the tapered tube and the two flanges can be rotated synchronously, which is convenient for welding; the detection assembly is arranged on the right turntable, and the air tightness detection can be directly performed on the tool, thereby reducing the processing cycle of the variable diameter flange.

The utility model discloses an air tightness detection clamp which comprises a machine body, a machine door is rotatably connected to the side surface of the machine body, a sealing ring is fixedly connected to the side surface of the machine door, an exhaust pipe is fixedly connected to the upper surface of the machine body, a display is fixedly connected to the side surface of the machine body, and a controller is fixedly connected to the side surface of the machine body. And a first telescopic rod is fixedly connected to the bottom inner wall of the machine body. According to the above structure, through mutual cooperation of the second telescopic rod, the sponge, the moving plate, the exhaust pipe, the air extractor and the exhaust pipe, products of different shapes can be clamped, the practicability of the device is improved, air can be extracted from the interior of an object to detect the air tightness of the object, and the detection efficiency is improved. The air tightness of an object can be observed according to the air pressure change in the moving box, meanwhile, the sealing performance of the device can be improved through cooperation of the sealing plate and the insertion groove, the working efficiency of the device is improved, and sealing detection can be better conducted on a product.