37results about How to "Meet the clamping" patented technology

The invention relates to a blade inherent frequency automatic testing system which comprises an external control analysis system, a base, a stepping motor, a rotating disc, a clamping assembly, a laser displacement sensor and a jetting assembly. The stepping motor drives the rotating disc to axially rotate so as to drive the to-be-tested blade to rotate; the jetting end interruptedly injects the gas at equal time to enable the to-be-tested blade to vibrate, and meanwhile, the vibration displacement of the to-be-tested blade is measured through the laser displacement sensor, and the obtained vibration displacement information and the vibration frequency information are transmitted to the external control analysis system, so that the inherent frequency of each order of the to-be-tested bladeis obtained. The middle test process does not need manual intervention, the automation degree is high, the requirement for the technical level of an operator is low, and the testing efficiency is high. The technical level and the testing efficiency of related industries can be greatly improved, and the application prospect is good.

The invention provides an automatic aligning and clamping device and method for annular parts. The automatic aligning and clamping device comprises a rotating table, and a power chuck is fixedly mounted in the center of the rotating table; a plurality of T-shaped grooves arranged in the radial direction are evenly formed in the rotating table and located on the periphery of the power chuck, sliding rail assemblies are fixed to the T-shaped grooves, sliding rails are mounted on the sliding rail assemblies in a sliding fit mode, the inner side ends of the sliding rails are fixedly connected with clamping jaws of the power chuck through fine adjustment mechanisms, and the sliding rails are synchronously driven under the contraction or expansion action of the multiple clamping jaws; and a limiting structure used for limiting a workpiece is arranged at the tops of the sliding rails. The problems of alignment and clamping of large-size annular parts are solved, and adjustment is very convenient.

The invention discloses a non-contact scroll saw guide wheel slot type detector, comprising a seat body for supporting a workpiece to be measured, an imaging lens and a computer processing element, wherein a CCD imaging lens is arranged above the workpiece to be measured corresponding to the side face of the seat body; a high-brightness white light LED adjustable light source and an X-axis and Y-axis measuring liner scale are arranged below the workpiece to be measured corresponding to the side face of the seat body; the imaging lens is fixed on the liner rail arranged on the seat body; and the trend of the rail is parallel to the axle center of the workpiece to be measured. When in measurement, the detector leads the central direction of the imaging camera to be tangent to the surface ofthe workpiece to be measured, projection imaging is carried out on the surface groove profile of the workpiece to be measured, the image can be amplified by processing of computer program after imaging to be displayed on software operator interface, therefore, the imaging on the workpiece is amplified for scores even hundreds of times after the above processes; in addition, a user can label multiterms of data such as groove spacing, angle, groove profile depth and the like of the workpiece to be measured according to image analysis software, and flaws on the surface of the workpiece to be measured can also be amplified and displayed on software interface, thereby being convenient for a client to detect and trace the quality of products.

The invention relates to the technical field of test equipment, in particular to keying and scribing durability test equipment which solves the technical problem that keying durability and scribing durability of a touch screen cannot be used on a same rack. The keying and scribing durability test equipment comprises a frame, a pressure regulator, an air source treater, a scribing module, an action switching module, a key module and a control module, wherein the pressure regulator, the air source treater, the scribing module, the action switching module, the key module and the control module are arranged on the frame, the control module is electrically connected with the air source treater, the scribing module and the key module are arranged on the action switching module, and the air source treater comprises two air outlets which are respectively connected with the scribing module and the key module through air guide tubes. The action switching module can simply switch, switching of test functions can be realized by simple replacement, so adjustment of test is simplified, cost is reduced, operation efficiency is improved, and clamping and testing of different samples can be met through simple adjustment.

The invention relates to a testing machine for testing a variable load reducer for washing machines. The testing machine comprises a servo motor. The servo motor is connected with a reducer under test, through a shaft sleeve. The reducer under test is clamped with an adjustable clamp which is positioned via a guide rail; a pneumatic cylinder is connected with the shaft sleeve through a connecting line and loads the reducer under test; the connecting line is supported by a pulley; an air pipe is mounted on the pneumatic cylinder; the guide rail and the pulley are directly mounted on a base; the servo motor and the pneumatic cylinder are fixed on the base through a rib plate. The pneumatic cylinder loads the reducer, low heat is generated, and loading performance is stable; different loads can be acquired by adjusting a pneumatic valve through an industrial personal computer according to the load of the reducer for washing machines.

The invention relates to a clamp, in particular to a clamp for a cylindrical metallographic sample. The clamp comprises a left side plate and a right side plate, wherein a clamping opening is formed in the sides, close to each other, of the left side plate and right side plate; a clamping mechanism is arranged at one of the upper and lower ends of the clamp, and an elastic annular sleeve is arranged at the other end. During use, a user can clamp the cylindrical metallographic sample in the clamping opening, and enable the left and right side plates to clamp the cylindrical metallographic sample through the clamping mechanism and elastic annular sleeve which are arranged at the upper and low ends of the clamp respectively. The clamp has the advantages of simple structure, wide applicable range, safety in use and convenient operation, and can greatly increase the efficiency of clamping on the cylindrical metallographic sample.

The invention discloses a large-scale water turbine guide vane two-end journal synchronous-processing device and method. The device comprises a bed body, a guide vane positioning tool, a left milling head, a right milling head, a left driving tool and a right driving tool. Through one-step alignment, the device realizes synchronous-milling of two-end journals of a guide vane. The device and the method have the characteristics of strong versatility, operation simpleness, good repeatability and low production cost and satisfy processing requirements on various types of guide vane two-end journals.

The invention provides a measurement device of a long-shaft part. The measurement device comprises a fixture body and a measurement body, wherein the fixture body is used for fixedly locating the long-shaft part to the measurement body; the measurement body is a three-coordinate measuring machine and is used for measuring the dimensions of the long-shaft part; the fixture body comprises a first fixture part and a second fixture part, wherein one end of the long-shaft part is installed on the first fixture part, and the other end of the long-shaft part is installed on the second fixture part; and the first fixture part and the second fixture part are provided with a first V-shaped slot and a second V-shaped slot respectively. Through the measurement device, measurement of the long-shaft part can be completed accurately and efficiently.

The invention relates to the technical field of machining, and discloses a machining method of a high-precision inner circular hole of a thin-wall special-shaped pipe. The machining method is suitablefor machining the high-precision inner hole of the thin-wall special-shaped pipe part in a non-circular shape on a lathe and solves the problem that a traditional chuck cannot directly clamp the thin-wall special-shaped pipe for machining. When machining, the coaxiality precision of inner holes in the two ends of the part is high, and the cylindrical precision is high.

The invention provides a lifting and rotating device and method for adjusting balance. The device comprises a sliding clamping head (1), a rotary supporting rod (2), a guide supporting rod (3), a lifting guide support (4), an adjustable counterweight (5), a worm and gear speed reducer (6), an actuating cylinder (7), a bearing (8) and a rail (10); the actuating cylinder (7) is connected with the guide supporting rod (3) and used for driving the guide supporting rod (3) to ascend and descend; a through hole is formed in the guide supporting rod (3), a bearing (8) is arranged in the through hole,and the rotary supporting rod (2) penetrates through the bearing (8) and is perpendicular to the guide supporting rod (3); and the first end of the rotary supporting rod (2) is connected with the sliding clamping head (1), the sliding clamping head (1) is used for clamping a paddle, and the second end of the rotary supporting rod (2) is connected with the adjustable counterweight (5). The bladesare convenient to clamp and rapid to position, the mounting and detecting efficiency of the blades can be effectively improved, the labor intensity is reduced, and the clamping, detecting and positioning requirements of batch production are met.

The invention provides an annular steel pipe clamping arm. The side, away from a fixing plate, of a clamping plate is an outer arc face, an arc groove is dug in the outer arc face of the clamping plate, a fixing groove and a limiting hole are dug in the middle of the side, away from the fixing plate, of the clamping plate, the fixing groove is formed in the side, away from the fixing plate, of thelimiting hole, a propelling rod penetrates the fixing plate, a rotation segment and a connecting segment are connected to the two ends of a thread segment, the connecting segment penetrates the limiting hole, and the end, away from the thread segment, of the connecting segment is connected with a limiting pin. According to the annular steel pipe clamping arm, the contact face of a clamp and a workpiece is designed to the corresponding arc face, and meanwhile, the contact face of the clamp and the workpiece is designed to a groove adapting to the tubular workpiece.

The invention provides a machining device for a control valve body. The machining device comprises a workbench, and further comprises a support and a positioning base which are fixedly arranged on a surface of the workbench and are arranged opposite to each other, wherein a tool is rotatably connected between the support and the positioning base, The tool comprises two end parts and a plurality of clamping parts, wherein the two end parts are rotationally connected with the support and the positioning base respectively, and the clamping parts are arranged between the two end parts, are evenly distributed in the circumferential direction of the two end parts and are used for fixing workpieces. The end of the tool is supported through the support and the positioning base, the multiple clamping parts can meet clamping of various products, that is, the products of the same kind are arranged on the same clamping part, so that the products of the multiple kinds are machined, in addition, different stations are arranged on the same clamping part, and a complete machining procedure of one product is integrated on one clamping part, so that the machining efficiency is improved, and the production requirements of small-batch enterprises needing to change products frequently can be met.