15results about How to "Guaranteed running accuracy" patented technology

The utility model discloses a liquid drive gate drive arrangement for regulating and storing pool, including hydraulic oil cylinder support, hydraulic oil cylinder and crossbeam support, the lower extreme of hydraulic oil cylinder support is connected with the pool wall of regulating and storing pool fixed, the fixed end of hydraulic oil cylinder is connected with the upper end of hydraulic oil cylinder support, and the movable end of hydraulic oil cylinder is connected with the upper end of crossbeam support, the lower extreme of crossbeam support is connected with liquid drive gate through a plurality of adjusting bolt. The utility model reduces equipment failure rate, fundamentally solves the problem that the gate cannot normally open and close after the push rod of two side hydraulic cylinders is out of step, and guarantees normal production operation.

The utility model relates to bearing technical field discloses the outer ring subassembly of linear ball bearing, including outer ring, the inside detachable connection of outer ring has retainer, the inside fixed connection of retainer has a plurality of bearing plate, the outside of bearing plate is provided with the sliding slot, the outside sliding connection of sliding slot has a plurality of ball, the inside of retainer is provided with quick -release mechanism, the outside fixed connection of outer ring has the protection mechanism, the quick -release mechanism includes the slotted hole, the outside of slotted hole is established in the inside of retainer, the inside sliding connection of slotted hole has the follower rod, the outside of follower rod is equipped with tension spring, the outside fixed connection of tension spring has the limit stop. In the utility model, through pulling the follower ring, make the follower rod drive limit stop and move, and then quickly assemble and disassemble, can shorten maintenance replacement time greatly, enhance the flexibility and reliability of equipment use.

This utility model relates to the field of metal processing technology, specifically to a slag cleaning device for laser cutting machines, designed to solve the problems of low efficiency, poor safety, and insufficient adaptability of manual slag cleaning. The device includes two mounting plates connected by a sliding structure. A grooved scraper is installed below each mounting plate, the groove engaging with a serrated support strip. The drive assembly includes a drive wheel with a positioning column, fixed to both ends of a telescopic rod I. The telescopic rod I is connected to a synchronous wheel I via a driven wheel. The synchronous wheel I drives a smaller diameter synchronous wheel II via a synchronous belt, causing the turntables at both ends of the telescopic rod II to rotate. Driven by the eccentric fixed column I and the L-shaped connecting plate, the scraper periodically oscillates to remove the slag. The mounting plate spacing is adjusted via a screw-adjustable guide rod and an internally threaded tube, adapting to different serrated strip spacings. This device achieves simultaneous movement and slag scraping, improving cleaning efficiency and versatility.

This invention relates to the field of die bonding equipment technology, and more particularly to a universal die bonding device and hot-pressing method for chips with pressure regulation function. It includes a frame, on which a first intelligent moving platform is mounted for mounting a die disk. The die disk includes a plurality of uniformly distributed wafers. A fixed frame is fixedly connected within the frame, and an electric rotating shaft is mounted on the fixed frame. The electric rotating shaft is fixedly connected to a fixed slide rail, and a slider is mounted on the fixed slide rail. A swing arm is fixedly connected to the slider on the fixed slide rail. A sliding frame is slidably connected to the swing frame, and a heat-conducting plate is fixedly connected to the sliding frame. A heating element that contacts and engages with the heat-conducting plate is fixedly connected to the swing arm. This invention heats the wafer by contacting it with the heat-conducting plate, directly heating the contact surface between the wafer and the substrate, thereby more safely controlling the heating temperature of the wafer and reducing the probability of accidental wafer failure.

The utility model relates to the technical field of hydraulic engineering water level monitoring, in particular to a movable water level monitoring device for hydraulic engineering, which comprises a detection mechanism, a driving mechanism is arranged in the detection mechanism, and an adjusting mechanism is arranged on one side of the driving mechanism; the detection mechanism comprises a floating shell, a partition plate is fixed to the middle of an inner cavity of the floating shell, a positioning device is fixed to the upper end of the partition plate, and a pumping device is further fixed to the upper end of the partition plate. The positioning device and the floating air bag are used in cooperation, the water level in a water area can be well detected, the pumping device is used for pumping water flow, the blocking ring and the cleaning frame can be driven to rotate, impurities in the water area are prevented from being adsorbed and entering the device, and the device is suitable for the water area with poor water quality. And the rotating speed of the blocking ring and the cleaning frame can be controlled by adjusting the contact degree of the open hole and the connecting pipe, and then normal use of the device is ensured.

The utility model relates to the technical field of dies, and discloses a bearing cover plate high-precision punch forming die which comprises a base, the bottom of the base is fixedly connected with a connecting plate, the top of the connecting plate is fixedly connected with a pneumatic cylinder, the driving end of the pneumatic cylinder is fixedly connected with a second sliding plate, the inner wall of the connecting plate is provided with a plurality of sliding grooves, and the sliding grooves are fixedly connected with the second sliding plate. A plurality of linkage plates are rotatably connected to the two sides of the second sliding plate, rolling wheels are slidably connected to the two sides of the linkage plates, a first sliding plate is slidably connected to the outer portion of one rolling wheel, a third supporting column is fixedly connected to the top of the first sliding plate, and a second top plate is fixedly connected to the other end of the third supporting column; a plurality of auxiliary columns are fixedly connected to the top of the base. According to the utility model, during first ejection, the first ejection plate is driven by the second sliding plate to reduce the fitting degree of the first ejection plate and the template, and then the second ejection plate is driven by the first sliding plate to carry out second ejection, so that a stamping part can be stably and completely pushed out to facilitate the development of subsequent processes.

The utility model discloses a kind of main shaft of high-speed four-roll centrifuge, including center spindle and cooling assembly, the center spindle non-bearing end end portion is provided with cooling cavity, the cooling assembly is located inside cooling cavity, the cooling assembly includes water inlet pipe and the water outlet pipe of sleeve joint in water inlet pipe outside, the water outlet pipe outer surface is provided with multiple groups of cooling groove in axial arrangement, a group of cooling groove is multiple and is arranged relative to water outlet pipe center circumference, the cooling groove one end is provided with the branch pipe of water inlet pipe through arrangement, the cooling groove other end is provided with backflow port.Cooling liquid enters cooling groove from water inlet pipe through branch pipe, after heat absorption, it is discharged reversely by backflow port into water outlet pipe, form the circulation path of water inlet pipe-cooling groove-water outlet pipe, cooling liquid is absorbed by heat exchange The heat generated by center spindle and centrifugal roller due to high-speed friction, heat radiation of molten body, avoid the thermal deformation problem generated by thermal stress in center spindle inside.

The utility model discloses an overload detection device suitable for motor transmission, which comprises a driving unit, a bidirectional force sensor and a signal processing unit, and is characterized in that the driving unit comprises a power output shaft connected with an equipment main body and a power source for driving the power output shaft; one end of the bidirectional force sensor is connected with a stress structure of a power source through a first force transmission mechanism, the other end of the bidirectional force sensor is connected with an equipment body through a second force transmission mechanism, and the signal processing unit is configured to generate an overload signal based on a force signal output by the bidirectional force sensor. Two-way detection of tension and pressure is supported through the two-way force sensor, jamming of the cargo carrying table can be monitored, jamming of the balance weight can also be detected, and the device is suitable for various complex working conditions.

The utility model belongs to distribution box manufacturing technical field especially, and it is an internal circuit arrangement structure of explosion -proof distribution box, in view of the problem that the existing line lacks effective partition isolation and leads to strong current line and weak current line interweave, the present scheme is presented, including wire slot, baffle and apron, the bottom of wire slot is fixed in distribution box through bolt, and its bottom both sides are provided with a plurality of supporting blocks, the top of supporting block is provided with a step, the baffle bears on the step, and its bottom is provided with a plurality of round holes I, the wire slot bottom is equipped with a plurality of corresponding stand with round hole I, and the bolt passes through round hole I and is connected with stand screw thread, in the utility model, through the isolation of baffle, can arrange the line of different types such as strong current and weak current, power and control separately, and the line arrangement is more standard, effectively reduces electromagnetic interference, guarantees equipment operation accuracy.

The utility model relates to a kind of methane oxygen detection alarm device, specifically a dustproof waterproof methane oxygen detection alarm device for coal mine safety detection, including methane oxygen detection alarm instrument body, and control panel being set on the methane oxygen detection alarm instrument body, the upper surface of the methane oxygen detection alarm instrument body is equipped with two cavities, the utility model: methane inlet cover adopts innovative detachable structure, greatly improves the use convenience and maintenance efficiency;When assembling, the instrument inside clamping block is displaced by inserting action, after inserting to bottom, the quick fixing of methane inlet cover can be realized, the stability of detection process and the smoothness of airflow introduction are ensured;When disassembling, only methane inlet cover is rotated by certain angle, clamping block is automatically retracted, and disassembling can be easily completed, it is convenient to clean or replace in time, effectively prevent the blockage problem caused by impurities in air, so as to guarantee the long-term stable operation and detection precision of detection alarm instrument.

The utility model provides a self-closing frame body of a flexible shutter, which comprises a mounting frame body, a shutter body and a controller, the shutter body is arranged in the mounting frame body, the controller is connected with a self-closing structure of the shutter body and controls the self-closing structure to act, an extremely simple external design is adopted, the mounting frame body is directly fixed on a window frame, and the mounting frame body is directly fixed on the window frame. Transmission parts such as a gear, a rack and an electric push rod are all exposed outside, no hidden structure exists, maintenance personnel can rapidly position and replace fault assemblies, maintenance convenience is greatly improved, the shutter body and the controller are connected through the simple rotating rod and the connecting rod, the structure is simplified, complex assembly is reduced, the design meets the rapid reconstruction requirement of a hospital, the wall does not need to be damaged, and cost is reduced. The opening and closing states of the shutters can be visually observed, and the automatic timing closing function is combined, so that energy waste is avoided, the privacy of patients is protected, the hospital sanitary environment requirement is met, and the dust and mosquito invasion risk is effectively reduced.

The utility model discloses a convenient transfer's nitrogen making machine, specifically related to nitrogen making machine technical field, including nitrogen making machine body, the nitrogen making machine body lower extreme is provided with the transfer adjustment auxiliary device, and the transfer adjustment auxiliary device includes: mobile conveying unit and positioning stable subassembly. The utility model discloses a convenient transfer's nitrogen making machine compares with prior art, and two groups of second electric hydraulic cylinder can be independently adjusted stroke, makes the upper support bottom plate keep level, ensures nitrogen making machine body operation accuracy, and integrated walking / fixed mechanism: need not external handling equipment, and a person can complete transfer and positioning, and the roller is free of heavy load: the roller is completely off the ground under the non -mobile state, prolongs the life, and the quick leveling: double -cylinder independent telescopic, adapts complex ground, and the leveling time is less, and the adjustment efficiency is high, and the positioning extension plate can be connected with various anchoring modes, and the anti -overturning ability is enhanced, and the compact structure: all transfer and stable components are integrated in the nitrogen making machine bottom, do not increase additional floor space.

The utility model discloses a double-bearing pull box, which comprises a pull box and an encoder, the encoder is inserted on the pull box through a pin block, the pull box comprises a sleeve box, the sleeve box is provided with a cylindrical groove and a lead hole, the sleeve box is provided with a cover plate, the sleeve box and the cover plate are respectively provided with a bearing, and the bearing is provided with a bearing. A hub is arranged on the pair of bearings, a clockwork spring is arranged on the outer side of the hub, and a buffer connecting column is arranged between the hub and the encoder. The pull box disclosed by the utility model relates to the technical field of pull boxes, realizes tool-free quick disassembly and assembly, improves the replacement efficiency of the encoder and thoroughly avoids the clockwork spring disassembly risk; the axial load of the encoder is reduced by a hub double-bearing supporting structure, vibration impact can be absorbed in cooperation with a composite damping system of a spring steel buffer column and a rubber ring, and the operation precision of the encoder under severe working conditions is ensured in combination with the low-friction design of an auxiliary telescopic ball.

This utility model discloses a composite material rod-tube, including an alloy component in the shape of a cylinder with an axially penetrating hollow cylindrical cavity. An iron rod is coaxially disposed within the cylindrical cavity, and a circular boss is formed at each end of the iron rod. An annular welding space is formed between the outer peripheral wall of each circular boss and the corresponding end face of the alloy component. The annular welding space is used to accommodate solder to achieve a fixed connection between the alloy component and the iron rod. By coaxially embedding the iron rod within the alloy component, the two work together to form an annular welding space, providing a carrier for the solder. During brazing, the molten solder fully wets the annular welding space under capillary action. After the solder cools, it forms a positioning and connection strengthening structure, rigidly connecting the alloy component and the iron rod. This effectively avoids the interlayer slippage problem that occurs when the aluminum alloy-clad iron rod is subjected to long-term high-frequency reciprocating motion, meeting the structural strength requirements of printer / copier components under high-frequency motion scenarios.

This utility model discloses a fracturing stage with a protective cover, including a worktable; it also includes a lead screw drive component mounted on the worktable, a height adjustment component mounted on the worktable, a rotating component and a feeding component mounted on the output end of the height adjustment component, a bidirectional lead screw adjustment component mounted on the output end of the rotating component, and a fracturing component mounted on the output end of the bidirectional lead screw adjustment component. When fracturing is completed, the lead screw drive component drives the vacuum suction cup to reset. During the reset process, a scraper mounted on the second connecting plate at the output end of the height adjustment component guides the fractured glass through the feeding trough on the protective cover into a collection box on the inclined platform at the top of the worktable. This process achieves synchronous coordination between the feeding component (scraper, etc.) and the vacuum suction cup reset action, using the scraper to guide the automatic feeding, eliminating the need for manual handling, simplifying the material handling process, and improving work efficiency.