123results about "Machine sealing rings testing" patented technology

The invention relates to the technical field of sealing ring detection, in particular to a large-size sealing ring automatic feeding detection device and detection method.The large-size sealing ring automatic feeding detection device comprises two sets of elastic traction structures which are installed on a transfer part, and supporting sleeve parts penetrating through the transfer part are installed on the elastic traction structures in a sliding mode; the coaxial wheel sets are rotationally mounted on the two sides of the supporting sleeve piece; the side plate is fixedly installed on the transfer part, a driving plate is installed on the side plate in a sliding mode, a guide groove and a driving groove are formed in the side plate and the driving plate respectively, and a coaxial wheel set can roll in the guide groove and the driving groove; when the driving plate moves upwards relative to the side plate, the supporting sleeve part can be conveyed to the middle of the clamping wheel, and when the clamping wheel is separated from the transfer part, the clamping wheel can push the supporting sleeve part to move reversely and enable the sealing ring to be arranged on the clamping wheel in a sleeving mode, so that the phenomenon that the clamping wheel is disengaged when the rubber ring is tensioned is prevented, and the service life of the sealing ring is prolonged. And the transferring stability of the rubber rings is improved.

The invention discloses rubber sealing ring performance detection equipment which comprises a bearing structure, a driving unit, a testing assembly and a force application structure. The driving unit is fixedly arranged on the bearing structure, the testing assembly is fixedly arranged on the bearing structure, and the force application structure is fixedly arranged on the rear side of the bearing structure. Through collaborative design of a driving unit and a bearing structure, a first motor is used for driving a gear to perform meshing transmission, a driving disc is driven to synchronously adjust two pairs of moving seats which are arranged diagonally through an inclined shifting groove, and mounting of bearing rings with different diameters can be flexibly adapted; meanwhile, the pressing ring can be matched with the specification of the bearing ring through a quick disassembly and assembly structure of the locking arm and the clamping and locking unit to realize synchronous replacement, and the detection of the sealing rings with different diameters can be completed without disassembling the whole set of fixture, so that the equipment adaptation range is greatly expanded, and the equipment investment cost of multi-specification detection is reduced.

The utility model relates to the technical field of rubber sealing rings, and discloses an O-shaped rubber sealing ring tension testing device which comprises a base, a mounting groove is formed in the right side of the top of the base, the surface of a lead screw is in threaded connection with a threaded block, and the left end of the top of the threaded block is fixedly connected with a first drag hook. A baffle is fixedly connected to the left side of the top of the base, a tension meter is arranged on the left side of the baffle, a second pull hook is arranged at the right end of the tension meter, a mounting block is fixedly connected to the left side of the top of the base, a threaded rod is in threaded connection with the interior of the mounting block, and a limiting block is fixedly connected to the inner side of the threaded rod. The installation block, the threaded rod and the like are arranged to be matched with the baffle for use, the threaded rod is rotated to drive the limiting block to be separated from the tension meter, locking of the tension meter is relieved, at the moment, a worker can replace the tension meter, operation is easy and convenient, the whole testing device does not need to be replaced, the use cost is reduced, and the worker can use the device conveniently.

The invention belongs to the technical field of floating ring seal testing, and particularly relates to a floating ring seal floating performance testing platform which comprises a carrier plate, supporting plates are fixedly connected to the two sides of the bottom of the carrier plate, a base is arranged on the lower side of the carrier plate, and connecting plates are fixedly installed on the two sides of the top of the base. A support is installed on one side of the top of the carrying plate, a first servo motor is fixedly installed on one side wall of the support, a transmission shaft of the first servo motor movably penetrates through the support and is fixedly connected with a second positioning shell, and a fixing block is installed on the other side wall of the top of the carrying plate. In the testing process, a second lead screw motor is used for driving a second lead screw to rotate, so that a stirring piece can be driven to move in a reciprocating mode, oil liquid on the two sides can be stirred to be mixed, the oil liquid on the two sides in a first positioning shell and a second positioning shell is evenly mixed in the testing process, and the testing efficiency is improved. Therefore, the temperature of two sides is ensured to be consistent, and the test accuracy is prevented from being influenced by over-high local temperature.

The application discloses an aviation graphite sealing assembly O-shaped sealing ring failure simulation device and method, and particularly relates to a method for simulating working environment including oil medium, working pressure, working temperature, working time and part deformation, clamping the O-shaped sealing ring by using the same O-shaped sealing ring clamp as the part structure, putting into a container filled with the same oil medium as the working time, heating according to certain conditions until the O-shaped sealing ring fails, and deducing the possible failure reason of the O-shaped sealing ring, which is suitable for aviation equipment graphite sealing assembly maintenance and fault elimination. The technical method and device overcome the shortcomings that the pressure of the oil medium is not considered and only the single axial deformation of the O-shaped sealing ring is considered in the commonly used GB / T 1690-2010 test method, and can more accurately simulate the O-shaped sealing ring failure critical temperature.

The invention provides an oil seal failure monitoring system and monitoring method for a driving motor and a vehicle, and relates to the technical field of sealing monitoring of driving motors. The system comprises a first data acquisition assembly and a control unit, the data acquisition assembly is arranged on one side, facing a motor cavity, of an oil seal, is adjacent to or in contact with a gap area on the side of a rotating shaft of the motor, and is used for acquiring a first liquid immersion signal of the gap area when liquid intrudes into the motor cavity of the driving motor through the failed oil seal; and the control unit is in communication connection with the data acquisition assembly and is used for receiving the first liquid immersion signal and outputting an oil seal failure early warning signal based on a preset liquid immersion judgment logic. The first data acquisition assembly is directly arranged in the gap area on the inner side of the oil seal, the first liquid immersion signal can be immediately acquired when liquid initially intrudes due to failure of the oil seal, and the control unit gives out early warning based on liquid immersion judgment logic, so that the problem of oil seal failure fault discovery lagging in related technologies is remarkably solved.

The O-ring appearance inspection apparatus of the present invention is an appearance inspection apparatus for inspecting an O-ring K, and includes a plurality of line sensor cameras whose positions and orientations are preset to image-capture the O-ring K, and a holding device that holds the O-ring K and has a head unit rotatable about a rotation axis C1, wherein the holding device sequentially moves the O-ring K to a plurality of image-capturing positions P respectively corresponding to the plurality of line sensor cameras, and rotates the head unit about the rotation axis C1 at each image-capturing position P to rotate the O-ring K in a circumferential direction.

The invention relates to a performance detection device for a marine fastening sealing member, and relates to the technical field of fastening sealing members, the performance detection device comprises a machine body and a detection device, the detection device comprises: a detection cylinder, the top of which is provided with a detection hole; the plugging mechanism is used for plugging the detection hole; the positioning piece I and the positioning piece II are arranged in the detection cylinder and on the plugging mechanism, the two pipe bodies are respectively inserted and mounted on the positioning piece I and the positioning piece II for positioning, and seawater for detection is filled in the detection cylinder; the sealing mechanism is used for sealing the two pipe bodies; the adjusting mechanism enables seawater to submerge the joint of the two pipe bodies and adjusts the pressure of the seawater; and a detection mechanism. The two pipe bodies are connected with the first positioning piece and the second positioning piece in an inserted mode for positioning, the adjusting mechanism is started to drive seawater to submerge the fastening sealing piece, the pressure is adjusted so that the detection environment of the fastening sealing piece can be closer to the actual working condition, it can be guaranteed that the performance of the fastening sealing piece is stable and reliable, and the detection quality and efficiency are improved.

A method and sensor system for monitoring in time a geometric property of a gasket (32, 34) that sealingly interconnects two structural members (20, 21) of a subterraneous or immersed tunnel (10). The system includes a sensor (42) for measuring position indications for surface portions (48) of the gasket relative to a reference (26, 27, 47) associated with one or both structural members, and a processor (44) that is coupled with the sensor to receive the position indications. The processor is configured to derive indications of displacement (ΔΥ) for each of the gasket surface portions based on the measured indications of position, to compare the indications of displacement for each of the gasket surface portions with at least one threshold value (Ty), and to generate a warning message for an operator if at least one of the indications of displacement transgresses the at least one threshold value.

The embodiment of the invention discloses a reliability test device for a sealing ring. A plurality of first mounting grooves and second mounting grooves are formed in the first end face of a shell in the device at intervals; the reliability verification of the radial sealing structure is carried out through the sealing rings of various specifications which are radially mounted on the product A and the product B; a plurality of third mounting grooves are formed in the second end face at intervals, each product C is mounted in the corresponding third mounting groove through a pressing sleeve, and reliability verification of the end face sealing structure is carried out through a sealing ring arranged on the contact face of the pressing sleeve and the shell and a sealing ring arranged on the contact face of the pressing sleeve and the product C; a thread chamfer joint groove is formed in the third end face and is used for sealing the pipe joint through a thread chamfer to be mounted in the thread chamfer mounting groove; the second end face is further provided with a plurality of thread chamfer mounting grooves used for a pipeline plugging product D, and the thread chamfer mounting grooves are used for carrying out reliability verification on the thread chamfer sealing structure.

A sealed compression measurement method, a storage medium and an equipment relate to the technical field of automation detection, and solve the problems of low efficiency and poor measurement accuracy of the existing manual measurement method. The method comprises the following steps: S1, fitting models of a measured sealing element and a measurement reference element in a free state according to actual assembly positions of the measured sealing element and the measurement reference element, and cutting two-dimensional sections of the measured sealing element and the measurement reference element; S2, marking the measured sealing element and the measurement reference element; S3, capturing an intersection of the measured sealing element and the measurement reference element; S4, establishing a measurement reference surface of the measurement reference element; S5, capturing a farthest point i of the measured sealing element on a side compressed to the reference surface; and S6, measuring a minimum distance of the point i to the measurement reference surface, that is, a compression amount.

The invention relates to a method for monitoring a mechanical seal within a rotating machine, in particular a pump, with at least one temperature sensor arranged within the machine for detecting the ambient temperature and / or at least one component of the mechanical seal, wherein the rotational speed of the rotating machine is estimated by means of the at least one temperature measurement value and at least one further operating parameter of the mechanical seal.

The utility model discloses rubber sealing ring performance detection equipment which comprises an assembly processing table, assembly grooves are formed in the two sides of the outer side wall of the assembly processing table, assembly sliding blocks are connected into the assembly grooves in a sliding mode, an assembly support is fixedly connected between the two assembly sliding blocks, an assembly transverse plate is arranged below the assembly support, and the assembly transverse plate is fixedly connected with the assembly sliding blocks. The top of the assembling support is fixedly connected with two assembling air cylinders. According to the utility model, the connecting slide block is driven by the connecting block to slide along the interior of the connecting groove, and then the connecting slide block also drives the connecting abutting plates to move, so that two connecting abutting plates and the other two connecting abutting plates abut against two sides of a material and then test processing is carried out, and different devices do not need to be replaced; and wear resistance testing is carried out on materials of different specifications after fixation, so that the use effect is improved.

The invention discloses a pressure test device and method for a sealing gasket of a nuclear main pump, and the device comprises an annular cover plate and an annular pedestal which are connected through a fastener. The inner gasket groove and the outer gasket groove are formed in the interface of the cover plate and the base; the first ring groove is formed between the inner gasket groove and the outer gasket groove, and the first ring groove is communicated with at least two first channels penetrating through the cover plate; the second ring groove is formed in the inner side of the inner gasket groove, and the second ring groove is communicated with at least two second channels penetrating through the cover plate; the first sealing groove is formed between the first ring groove and the inner gasket groove; the second sealing groove is formed in the inner side of the second ring groove; in different test methods, the first sealing groove or the second sealing groove can be provided with a sealing ring, the first channel or the second channel can be connected with a supercharging device and used for pressure test detection of the primary sealing gasket and the secondary sealing gasket, and the device can truly simulate the real use state of the sealing gasket and carry out a full-size test.

The utility model discloses a kind of electronic cigarette silica gel sealing ring elasticity tester, the tester includes tensile drive mechanism, tensile fixture and temperature simulation mechanism.Tensile drive mechanism is moved by screw rod rotation to drive movable beam, and then realize the tensile operation to silica gel sealing ring, and tensile force sensor can record tensile force data during movable beam movement.Tensile fixture is used to firmly hold silica gel sealing ring, to ensure the accuracy of tensile test.Temperature simulation mechanism can generate hot air and blow to the silica gel sealing ring being stretched, simulate different temperature environment.Through the tester, electronic cigarette silica gel sealing ring can be carried out elasticity test under the temperature condition set, comprehensively assess its elasticity performance under different temperatures, provide reliable basis for the research and development, production and quality control of electronic cigarette sealing ring.

The utility model relates to an engine rubber sealing element detection device, comprising an annular seat, the inner side of the annular seat is rotatably provided with a rotating disc, and the outer surface of the annular seat is provided with a driving mechanism capable of driving the rotating disc to intermittently rotate at equal angles; a plurality of fixing columns are coaxially mounted on the upper surface of the rotating disc at equal angles, conical columns are mounted at the tops of the fixing columns, and heating rings are arranged on the outer surfaces of the fixing columns; and through holes are jointly formed in the fixed column and the conical column, a detection mechanism is installed at the bottom of the annular base, and a connecting mechanism enabling the multiple through holes to communicate with the detection mechanism is arranged on the lower surface of the rotating disc. According to the sealing ring detection device, the driving mechanism drives the rotating disc to rotate in an equal-angle clearance mode, so that in the sealing ring detection process, an inspector can take sealing rings from other fixing columns, the waiting time consumed by manual taking is eliminated, the detection efficiency is improved, the risk that the hands are clamped is avoided, and safety is high.

The application relates to the technical field of compression performance detection, and discloses a rubber sealing ring compression performance detection device and a detection method thereof. The device can be matched with the rubber sealing ring to form detection of multiple states such as compression, tension and rolling, the application state simulation of the rubber sealing ring is more abundant, the detection data is more complete, the overall structure of the device is relatively simple, the device is more practical and reliable, and the device comprises a compression mechanism and a main body mechanism. The main body mechanism comprises a supporting frame, a mounting frame and a mounting plate. The mounting frame and the mounting plate are fixedly connected. The mounting frame is fixedly connected to the top end of the supporting frame. The compression mechanism comprises a supporting roller and a pressing roller. The supporting roller is installed between the mounting frame and the mounting plate through a height adjusting assembly. The pressing roller is installed between the mounting frame and the mounting plate through a driving position adjusting structure. Two side supports are connected to the driving position adjusting structure. Visual cameras are installed on the two side supports. Cutting side support assemblies are installed on the two sides of the supporting frame.

The utility model relates to the field of square cabins, in particular to a square cabin sealing test device which comprises a sealing disc, a bottom frame, a horizontal adjusting mechanism and a vertical adjusting mechanism, a wing plate is fixedly arranged on one face of the sealing disc, the horizontal adjusting mechanism clamps the wing plate to move horizontally, and the horizontal adjusting mechanism is installed on the vertical adjusting mechanism. The vertical adjusting mechanism is installed on the bottom frame, the vertical adjusting mechanism drives the horizontal adjusting mechanism and the wing plate to vertically move at the same time, and the bottom frame is fixedly installed on the test platform. The position of the sealing disc is indirectly controlled through the wing plate, the side edge of the sealing disc is prevented from being abraded by the test device, the extrusion process of the sealing disc and the sealing ring is not interfered, and the reliability of a test result is improved; the test device is convenient for replacing sealing discs with different shapes; the vertical adjusting mechanism and the horizontal adjusting mechanism are jointly adjusted, so that extrusion in all directions can be realized, and the test flexibility is high.

The invention discloses a detection tool for a power battery top cover sealing member, and the tool comprises a pedestal which is fixedly provided with a vertical column for positioning the sealing member in the middle of the upper surface; the fixing frame and the stand column are arranged on the base side by side; a movable frame is slidably mounted on the inner side of the fixed frame, and a ring block is fixed to the lower end of the inner side of the movable frame; the pressing block is rotationally mounted on the inner side of the ring block, and a pressing groove for applying pressure to a sealing piece is formed in the lower surface of the pressing block; the guide block is arranged on the inner side of the pressing block in a sliding mode, and one end of the guide block is matched with a guide groove formed in the outer wall of the stand column; through the arrangement of the pressing block, the guide block, the adjusting assembly, the moving frame and the ring block, the device can independently detect the compression amount of the sealing ring so as to guarantee the detection precision, and during pressure applying, vertical downward pressing or rotary downward pressing can be adjusted according to needs, and the detection effect on different external forces borne by the sealing ring is provided.

The application discloses a kind of rolling bearing sealing piece detection devices, including base, the both sides of the base are provided with baffle, one of which is fixedly arranged on base, another baffle is connected with the sliding motor for driving the sliding of the baffle, the opposite side of two baffles is formed with arc slot, and the arc slot combination of two baffles forms clamping groove, lifting frame is provided on the base, slidingly arranged with movable pressing plate on the lifting frame, rotating shaft and rotary motor are provided on the movable pressing plate, the pressing cap is connected on the rotating shaft, the bottom surface of the pressing cap is formed with adsorption groove along circumference, adsorption ring is provided in the adsorption groove, the adsorption ring is hollowly arranged, a plurality of suction holes are formed on the side of the adsorption ring towards clamping groove, suction valve is provided on the pressing cap, and the suction valve is communicated with adsorption ring and is arranged.The structure is simple, the connection condition of bearing sealing piece can be efficiently detected, the degree of automation is high, and good use effect is obtained.

The utility model discloses a detection device for hydraulic cylinder sealing element production, which comprises a carrier plate, the upper surface of the carrier plate is fixedly connected with a supporting box, the upper surface of the supporting box is provided with an annular placing groove, a sealing performance detection assembly is arranged above the carrier plate, a group of heating wires arranged at equal intervals are mounted in the supporting box, and the annular placing groove is formed in the upper surface of the supporting box. Annular semiconductor chilling plates are embedded in the outer surface of the supporting box, and a control panel is arranged on the carrier plate. According to the device, the sealing performance detection of the O-shaped rubber sealing ring can be completed through the arranged sealing performance detection assembly, and the interior of the supporting box can be heated or refrigerated by utilizing the heating wire and the semiconductor chilling plate through the cooperation of the supporting box, the heating wire, the semiconductor chilling plate and the temperature sensor; therefore, the working states of the O-shaped rubber sealing ring in different environments can be simulated, and the accuracy of the sealing performance detection result is further ensured.

A test device for bubble damage of sealing material includes first radius measure members, first location measure members and second location measure members on a first housing along a circumferential direction. The first radius measure members may move along a height direction of the first housing, the first location measure members may move along a radial direction of the first housing, and the second location measure members may move along the height direction of the first housing. The device further includes a plurality of second radius measure members on a second housing along a circumferential direction. The second radius measure members may move along a radial direction of the second housing. A sample to be measured may be placed in the housings, and the device may be used to test for bubbles on a top surface or a side surface of the sample.

The invention discloses a sealing ring test device for a quick-opening blind plate and a test method, and relates to the technical field of machinery, the sealing ring test device comprises a lower cover and an upper cover matched with the lower cover, the inner surface of the upper cover or the lower cover is provided with a sealing groove used for installing a sealing ring, and the outer surface of the upper cover or the outer surface of the lower cover is provided with a connecting channel used for being communicated with a test medium; the test device further comprises a gap generating mechanism, the gap generating mechanism acts on the upper cover and the lower cover, a gap is generated between the upper cover and the lower cover, and the connecting channel is communicated with the sealing groove through the gap. The sealing rings with different sizes are tested and detected by using the testing devices, and the sealing rings are tested through close matching of the upper cover and the lower cover, so that the quality control of the sealing rings in the quick-opening blind plate is improved, the rejection rate is reduced, and the service life of the quick-opening blind plate is prolonged.

The utility model belongs to the technical field of wear resistance testing devices, and particularly relates to a wear resistance testing device suitable for a piston sealing ring, which comprises a testing cabinet and a control panel arranged on the surface of the testing cabinet, one side of the testing cabinet is connected with a supporting bottom frame, one side of the testing cabinet is connected with a rotating shaft, and the rotating shaft is connected with a rotating shaft. According to the piston sealing ring testing device, the limiting plate is stretched outwards, then a piston sealing ring to be tested is connected to the clamping end of one end of the clamping block, at the moment, the first linkage plate connected with the limiting plate pulls the clamping spring to be elastically stretched, the piston sealing ring to be tested is clamped in the clamping spring, and then the piston sealing ring to be tested is clamped in the clamping spring. The piston sealing ring to be tested is rapidly clamped and stabilized, then the air cylinder is driven to enable the piston sealing ring to be close to the abrasive paper wheel, friction testing is conducted on the piston sealing ring through rotation of the abrasive paper wheel, and then the abrasion loss is weighed through the electronic scale. And the wear resistance of the piston sealing ring can be accurately known.

The utility model relates to the technical field of rubber ring detection, in particular to a rubber O-shaped ring quality detection structure which comprises a base, a stand column is fixedly connected to the top of the base, a detection supporting assembly is arranged at the top of the base and comprises a plurality of supporting plates, and guide rods are fixedly connected to the bottom ends of the supporting plates. A movable sleeve is arranged at the top end of the stand column, first fixing plates are fixedly connected to the inner sides of the multiple supporting plates, multiple second fixing plates are fixedly connected to the movable sleeve at equal intervals, multiple connecting rods are rotationally connected between the multiple first fixing plates and the multiple second fixing plates, and a lead screw is installed at the top of the movable sleeve; according to the scheme, by designing the detection supporting assembly, rubber O-shaped rings of different sizes can be detected during quality detection of the rubber O-shaped rings, and the strength and damage crack conditions of the rubber O-shaped rings can be detected at the same time during detection, so that the detection effect is effectively improved.

The utility model provides a multifunctional sealing element testing device. The device comprises a pressure test chamber and a safety monitoring pressure relief assembly, the pressure test chamber comprises an upper die holder and a lower die holder which are detachably clamped, the lower die holder is integrally formed with a medium cavity and is filled with a liquid or gas test medium, and a to-be-tested sealing ring is placed in a sealing groove in the periphery of the cavity; an air inlet and an air outlet in the upper portion of the medium cavity are sequentially connected with a first pipe connector, a copper pipe, a second pipe connector, a first valve block, a third pipe connector and a second valve block, a pressure gauge and a pressure sensor are arranged on the top of the first valve block, the lateral ball valve is a first-stage pressure relief opening, the second valve block is provided with a thermometer and a temperature sensor, and the ball valve on the other side forms a second-stage pressure relief opening. Therefore, temperature-pressure dual-redundancy monitoring and graded pressure relief are realized. The device is compact in structure and easy and convenient to assemble and disassemble, high-temperature corrosive medium and high-pressure coupling loading can be completed in a single platform, data can be collected in real time, and the safety and efficiency of reliability evaluation of the sealing element are remarkably improved.

The present application relates to the technical field of inner floating disc sealing ring elastic parameter detection, and provides an inner floating disc sealing ring elastic parameter detection method and system, the method comprising: obtaining surface morphology information of a to-be-detected area on the inner floating disc sealing ring; determining a target action direction of a force loading mechanism on the robot end effector to the to-be-detected area based on the surface morphology information; generating an ideal observation posture of an image acquisition unit on the robot end effector to the to-be-detected area according to the surface morphology information or the target action direction, or according to a combination of the surface morphology information and the target action direction; obtaining current actual posture information of the robot end effector; and controlling a posture adjustment mechanism on the robot end effector to perform posture compensation according to the target action direction, the ideal observation posture and the current actual posture information, so as to realize inner floating disc sealing ring elastic parameter detection. The present application has the effect of improving the accuracy and reliability of inner floating disc sealing ring elastic parameter detection.

Methods, systems and a self-sensing valve assembly are described for monitoring seal life. The method includes providing a valve assembly movable from an open position to a closed position and including a seal seated within the valve and in contact with a surface of the valve assembly, wherein when the seal is in operation it is subject to degradation. At least one sensor is placed for measuring micro strain on a surface of the valve assembly or within the valve assembly. The valve assembly is placed in an operation wherein the seal is subject to degradation and the operation of the valve assembly is initiated. At a time after the operation is initiated, micro strain data is recorded and at least one other property related to a condition selected from an ambient condition of operation and a condition related to degradation of the seal is recorded; and the recorded data is analyzed against baseline data associated with 100% seal life to evaluate seal life at the time after the operation is initiated as a percentage of seal life less than 100%.