10results about How to "Improve clamping positioning accuracy" patented technology

The invention provides a clamping device and a machining method for a combined frog point rail. The clamping device comprises a base workbench, a magnetic attraction device, a positioning base, a positioning device and a controller. The magnetic suction device is of a strip-shaped structure composed of one or more electromagnetic suction cups. The positioning bases are symmetrically distributed on the two sides of the magnetic attraction device. A positioning device is mounted on the positioning base; the positioning device forms a V-shaped positioning surface consistent with the inclination of a to-be-processed workpiece; the workpiece is positioned and clamped by the V-shaped positioning surface in a wedging manner; the positioning device enables the workpiece to be quickly aligned and positioned by oppositely clamping and positioning the two sides of the workpiece and longitudinally wedging and positioning the workpiece; after the workpiece is positioned on the V-shaped positioning surface of the positioning device, the controller controls the magnetic attraction device to magnetize and attract the workpiece, and workpiece clamping is completed; and the controller controls the magnetic suction device to demagnetize, so that the workpiece is unloaded. The combined frog point rail is clamped in the mode that positioning is combined with magnetic attraction, the problem that clamping of the combined frog point rail is labor-consuming, time-consuming and labor-consuming is solved, production efficiency is improved, cost is reduced, and efficiency is improved.

The invention relates to a full-automatic performance detection system and method compatible with multi-model lightning arresters, and the system comprises a multi-degree-of-freedom adaptive clamp module which is used for adapting to different models of lightning arresters, and achieving the automatic clamping and positioning of the lightning arresters; the performance detection module comprises an insulation detection sub-module and a withstand voltage detection sub-module and is used for performing performance detection on the lightning arrester; the data acquisition module is used for acquiring detection data in the detection process and transmitting the detection data to the data processing module; the central control module is used for generating a control instruction and controlling cooperative operation among the modules based on the control instruction; and the data processing module analyzes the lightning arrester detection process based on the detection data to obtain a detection result. According to the invention, the problems of poor compatibility and much manual intervention of a traditional detection method are solved, and accurate, efficient and safe detection of the performance of the lightning arrester is realized.

This utility model discloses a self-positioning fan-shaped anode CNC integrated machining fixture, including an operating table, a first positioning component, and a second positioning component. The operating table has a central hole. The first and second positioning components have fan-shaped ring bases with central angles of 120° and 90° respectively, integrally formed with the operating table. Each positioning component has concentrically distributed fan-shaped ring support surfaces, symmetrically distributed positioning through holes, and limiting posts. The positioning through holes are concentric with the central hole, and the limiting posts maintain a preset center distance from the central hole. This utility model reduces assembly errors, uses stainless steel material and high-precision surface treatment to ensure stability, utilizes alloy steel limiting posts to enhance load-bearing capacity, and combines the central hole, positioning through holes, and limiting posts to form a three-level positioning reference system. This enables multi-size anodes to be clamped in one operation for integrated milling, drilling, and other processes, resulting in high assembly accuracy, effectively shortening clamping time, and improving processing efficiency and product yield.

The invention relates to the technical field of special-shaped part machining and production, and particularly discloses a special-shaped part clamping and positioning device which comprises a clamping mechanism and a positioning mechanism, the clamping mechanism comprises a clamping chuck and a plurality of clamping assemblies, the clamping assemblies are arranged on the clamping chuck in the circumferential direction, and the positioning mechanism is arranged on the clamping chuck. The multiple clamping assemblies are detachably connected to the clamping chuck, the multiple clamping assemblies can be connected to the special-shaped part body in a pressed mode so that the special-shaped part body can be attached to the outer surface of the clamping chuck, and the positioning mechanism is used for clamping and fixing the clamping chuck. Through the arrangement, the clamping and fixing positions of the multiple clamping assemblies on the clamping chuck can be adaptively disassembled, assembled and adjusted according to the shape of the special-shaped part body, so that rapid clamping of the special-shaped part body is achieved, operation is flexible and convenient, universality is high, it is guaranteed that fixing is firm and reliable, the clamping and positioning precision of the special-shaped part body is effectively improved, and the working efficiency is improved. And the quality of subsequent production finished products is further improved.

The utility model discloses a positioning fixture device for milling a joint surface of a casing, which comprises a fixture base, a fixture connecting plate is arranged on the fixture base, and a fixture positioning block, a first fixture positioning module and a second fixture positioning module are mounted on the fixture connecting plate. The first clamp positioning module comprises a first module first stand column, a first module second stand column, a first module third stand column, a first module fourth stand column, a first clamp connecting block, a first module second connecting block and a first module third connecting block. The second clamp positioning module comprises a first stand column of the second module, a second stand column of the second module, a third stand column of the second module, a fourth stand column of the second module, a first connecting block of the second module and a second connecting block of the second module, and a case part to be machined is installed between the first clamp positioning module and the second clamp positioning module; and the clamp positioning block is used for positioning and clamping.

The application relates to the technical field of pipe cutting, and particularly discloses a laser cutting device for outdoor metal furniture pipes, which comprises a fixed base, a driving bottom box is fixedly connected to the top of the fixed base, guide rods and a forward-reverse screw rod one are arranged on the inner walls of the driving bottom box, sliding bases are symmetrically and slidably connected to the inner walls of the driving bottom box, the sliding bases are penetrated through and slidably connected with the guide rods, the laser cutting device for outdoor metal furniture pipes is provided with a clamping device, can be adapted to outdoor metal furniture pipes with different inner diameters, and can realize automatic centering and clamping, is provided with a cooling assembly, when a pipe is sleeved on a sliding column, a compression positioning pad is pressed and moved, the plugging of an air outlet hole by an arc-shaped air resistance plate is released, compressed air is sprayed out from the air outlet hole after being accelerated by a gradually-shrunk conical cylinder, and then the compressed air is uniformly blown to the inner wall of the pipe through spiral divergence leaves, so that the pipe can be pre-cooled before cutting.

This invention relates to the field of fully automated manufacturing technology for integrated terminal blocks, and particularly to a fully automated forming equipment and method for terminal blocks. The method processes integrated terminal blocks, which include a terminal piece, a terminal post, and a positioning post. The terminal piece is oblong in shape, and the terminal post and positioning post are respectively located on both sides of the terminal piece. The automated forming equipment includes: a cutting saw assembly, a positioning turntable assembly, a first milling cutter assembly, a drilling assembly, a tapping assembly, a stamping assembly, a chamfering assembly, a second milling cutter assembly, and a setter assembly. By utilizing the coordination of the cutting saw assembly, positioning turntable assembly, first milling cutter assembly, drilling assembly, tapping assembly, stamping assembly, chamfering assembly, second milling cutter assembly, and setter assembly, fully automated integrated forming of the terminal block is achieved. The terminal block does not require changing the processing reference during processing, resulting in high processing accuracy, simplified processing steps, and no manual intervention.

The utility model relates to the technical field of bicycle machining production, specifically disclose a bicycle upper fork pipe fitting clamping positioning device, wherein, two first clamping assemblies are correspondingly arranged with first upper fork pipe body and second upper fork pipe body respectively, first clamping assembly includes first fixed block and first locating block, first fixed block includes first support part and first clamping part, first support part is slidably arranged on first guide rail, first clamping part is protruded in one end of first support part, first locating block is slidably arranged on first support part and forms first adjusting clamping groove between first clamping part, and first adjusting clamping groove is used to clamp first upper fork pipe body or second upper fork pipe body. According to the specification shape of upper fork pipe fitting, adaptively move and adjust the clamping fixed position of two first clamping assemblies, to realize the quick chucking of first adjusting clamping groove to upper fork pipe fitting, flexible and convenient operation, improve the die changing speed, and the versatility is stronger, and guarantees firm and reliable fixation.

The utility model discloses an overturning plate drilling tool which comprises a fixed base, a machining table top is formed on the fixed base, a plurality of positioning columns are arranged on the machining table top at intervals, an overturning plate to be machined is installed on the positioning columns, and an installation groove used for installing a clamping device is formed between any two adjacent positioning columns. The clamping device comprises an expansion clamping block and two sliding clamping blocks which are oppositely arranged, the expansion clamping block is an inverted-cone-shaped block body, and the expansion clamping block is driven by the driving part to move downwards relative to the machining table top and force the two sliding clamping blocks to slide in the opposite directions; the sliding clamping blocks are matched with the positioning columns adjacent to the sliding clamping blocks to lock the turnover plate; when the expansion clamping block moves upwards, the sliding clamping block relieves the locking state of the turnover plate abutting against the sliding clamping block; therefore, according to the turnover plate drilling tool, the turnover plate is positioned and installed through the positioning column, then the expansion clamping block is controlled to move downwards, the workpiece is horizontally clamped through the sliding clamping block, operation and use are convenient, and the machining efficiency is high.

The invention provides equipment for preparing a wear-resistant coating on the inner wall of a special-shaped flow channel of a deep sea valve, and belongs to the technical field of valve preparation equipment.The equipment comprises a rack, a rotating frame, a left clamping plate, a right clamping plate, a left spraying assembly, a right spraying assembly and a first driving assembly, a left vertical plate and a right vertical plate are arranged on the rack, and the rotating frame is rotationally connected with the right vertical plate through a connecting sleeve; the connecting sleeve is rotationally connected with the left vertical plate and is connected with a driven gear; the first driving assembly comprises a driving gear meshed with the driven gear, the left clamping plate and the right clamping plate are oppositely arranged in a sliding mode in the axial direction of the rotating frame and are both connected with a second driving assembly, the left spraying assembly and the right spraying assembly each comprise a transverse moving module and a vertical moving module, and a spraying gun is arranged on each vertical moving module. The double spraying assemblies special for the valve deck special-shaped segmented flow channel are arranged, full-segmented automatic continuous spraying of the special-shaped flow channel can be achieved, the industrial defects that spraying of the special-shaped flow channel is not uniform and spraying of internal corners is omitted are thoroughly overcome, and the thickness uniformity and coverage integrity of a coating are guaranteed.