19results about How to "Improve clamping effect" patented technology

The application discloses a clamping mechanism and relates to the technical field of workpiece clamping. The clamping mechanism comprises a rack, a bearing assembly and a buckling assembly are arranged on the rack, the bearing assembly comprises a first bearing seat, the buckling assembly comprises a buckling block which is arranged to be movable along the direction close to or away from the first bearing seat, a first driving module for driving the buckling block to move, and the buckling block has a clamping position in the movement stroke of the buckling block, and the clamping position is in positive butt joint with the first bearing seat. The clamping mechanism can buckle the workpiece on the first bearing seat in the movement stroke of the buckling block, so that the automatic clamping of the workpiece is realized, the clamping effect of the workpiece is improved, the buckling block can be matched with a machine tool and the automatic production of the workpiece is realized, and the production efficiency of the workpiece is effectively improved.

The utility model discloses a polar plug with overcurrent protection device belongs to plug technical field, the utility model discloses a shell, inner core, fuse tube and electric wire, the shell is the casing of two ends opening, the electric wire passes through the shell tail narrow mouth, and the shell head wide mouth is used for the inner core pressure, the inner core is flat base, and the external contour of inner core corresponds with the internal contour of shell, so that the inner core pressure combines into integral structure after the shell, the opposite side wall of inner core rear opening end extends two mutually symmetrical wrinkle clamps, and the electric wire of stretching into the shell inside is installed between two wrinkle clamps. The utility model discloses when the both ends of fuse tube are installed in front clamping piece and rear clamping piece respectively, two arc clamping pieces and two arc side clamping pieces are clamped to the copper cap of both ends of fuse tube, realize stable connection, when the inner core pressure forms integral in the shell, two wrinkle clamps are clamped to the electric wire outer wall under the extrusion of shell inner wall, realize the clamping and stable installation of electric wire.

The utility model discloses a rotatable prism combination device belongs to prism adjusting mechanical technical field. The device includes prism adjusting subassembly and base fixed component: in prism adjusting subassembly, the fixed seat of bottom plate top installs first motor, and its output shaft connects the revolving stage, and the second motor output shaft of revolving stage top is fixedly connected with prism, realizes the independent electric regulation of prism in horizontal plane and vertical plane, the base of base fixed component is equipped with the placement groove, and the built -in two -way threaded rod of third motor drive, the sliding block on threaded rod connects the push -plate, and the push -plate can clean the placement groove impurity when moving, and through the linkage of gear and tooth groove drives the opposite movement of baffle, and the spring is fixed to the bottom plate that is placed in the placement groove. The device is through the electric regulation promotion angle control precision, through the automatic cleaning and linkage clamping and enhances the installation stability, is applicable to high -precision optical experiment, surveying and mapping etc.

The utility model relates to the technical field of clamp locking, disclose a kind of aircraft target calibration clamp locking mechanism, including fixed plate, the left side of the fixed plate is provided with aircraft target calibration clamp main body, the left side of the aircraft target calibration clamp main body is provided with aircraft fixed block.The aircraft target calibration clamp locking mechanism is provided with threaded sleeve and thread groove by setting, rotates rotating block, rotating block drives bidirectional threaded rod to rotate in the inside of thread groove, bidirectional threaded rod can make threaded sleeve resist fixed plate and move in the inside of thread groove, so that fixed plate is pulled by locking rod and moves close to aircraft fixed block by pressing block, so that pressing block and baffle can be clamped to aircraft fixed block and aircraft target calibration clamp main body, so that aircraft target calibration clamp main body and aircraft fixed block can be clamped, aircraft target calibration clamp main body and aircraft fixed block can be locked, the problem that it is not convenient to lock target calibration clamp according to the height of aircraft fixed block is solved, and flexibility is poor, there is greater limit.

This utility model discloses a drilling device for processing drive shafts, including a processing table, columns at the four corners of the processing table, a mounting plate on the top of the columns, and a drilling mechanism on the mounting plate; a pair of parallel slide rails are arranged on the processing table, and each slide rail has at least two sliders, with a sliding plate on the sliders at the same end; a support plate is set in the middle of the sliding plate, and a flexible clamping plate is set on the support plate. The flexible clamping plate has a U-shaped structure, and clamping cylinders are set on the left and right sides of the sliding plate. Clamping plates are set at the piston rod ends of the clamping cylinders and are located on the left and right sides of the flexible clamping plate. Fastening bolts are set on the sliding plate. This utility model uses at least two flexible clamping plates to position and fix the drive shaft. The flexible clamping plates fit the drive shaft under the action of the clamping cylinders, improving the clamping effect and preventing circumferential displacement of the drive shaft, which would affect the drilling position; by setting the sliding plate, the position of the drive shaft can be adjusted to meet the needs of different drilling positions.

This utility model relates to the field of reducer assembly technology, and more particularly to a rear wheel-side reducer assembly for off-road vehicles. Its technical solution includes: a reducer body, on which an upper housing is provided, the upper housing being fixed to the reducer body by mounting bolts and mounting nuts; fastening mechanisms are provided at both ends of the reducer body, the fastening mechanisms being used to connect and fix the reducer body and the upper housing; the fastening mechanism includes a mounting component, a locking component, a pressing component, and a resetting component, the mounting component connecting the reducer body and the upper housing, the locking component securing the mounting bolts and mounting nuts, the pressing component pressing the locking component, and the resetting component resetting the locking component and limiting the pressing component. This utility model meets the requirements of reducer assembly use, providing secondary fixing and limiting at the connection between the reducer body and the upper housing through the fastening mechanisms during use, preventing loosening and potential safety hazards.

The utility model provides a kind of power collection line iron tower modularization grounding device, belong to electric power equipment technical field, the power collection line iron tower modularization grounding device includes: grounding body, connecting component, fixed module, conducting ring and adjusting mechanism;The grounding body is cylindrical structure, the top of grounding body is equipped with connecting face, connecting face is equipped with threaded hole, bolt is threadedly connected in threaded hole;The connecting component includes connecting plate, connecting rod and locking sleeve, connecting plate is fixedly arranged on the connecting face of grounding body, the middle part of connecting plate is equipped with through-hole, connecting rod is arranged in through-hole, the upper end of connecting rod is threadedly connected with locking sleeve;The fixed module includes fixed seat and clamping piece, the utility model can solve the technical problems that the existing power collection line iron tower grounding device structure is complex, installation and maintenance are difficult, modularization degree is low, and adaptability is poor.

The utility model relates to reinforcing steel bar tensile test technical field discloses a reinforcing steel bar tensile test clamping device, including lower casing, upper casing, the left and right two side outer walls of lower casing, upper casing all are fixedly arranged with connecting plate, and the connecting plate on lower casing, upper casing passes through bolt dismounting setting, the both ends of reinforcing steel bar are fixed in the mode of inserting from the through hole on the sliding seat after bending, and the inclined guide body can guide reinforcing steel bar, so that the clamp between reinforcing steel bar curved end and reinforcing steel bar straight section is less than ninety degrees, can effectively avoid reinforcing steel bar from the through hole and separate, and cooperate four groups of pressure plate to press the reinforcing steel bar, ensure the clamping effect to reinforcing steel bar, when clamping the reinforcing steel bar with the convex rib, can only adopt the pressure plate and carry out clamping, the inclined clamping convex on the pressure plate can be clamped into the convex rib of reinforcing steel bar at this moment, further improve the clamping effect to reinforcing steel bar.

The utility model provides a portable switching clamping and loose band electric hydraulic linkage equipment, including main frame body, be provided with crossbeam on the main frame body, be provided with the conveying belt groove under the crossbeam, be provided with L type mounting bracket on the main frame body, be provided with the lifting cylinder under the L type mounting bracket, be provided with the telescopic link in the lifting cylinder, the lifting cylinder is connected with linkage assembly. The equipment can ensure that the upper adhesive tape and the lower adhesive tape are clamped at the same time, avoid the problem that cannot guarantee clamping at the same time when fixing the adhesive tape with multiple board cards manually, improve the stability and reliability of the adhesive tape clamping, reduce the damage and accident risk caused by improper adhesive tape clamping. The traditional manual clamping method needs to consume a lot of manpower and time, and the equipment can automatically realize the clamping and loosening of the adhesive tape, greatly reduce the labor intensity of the operator, improve the work efficiency, save the manpower cost and time cost.

This invention discloses a crack-resistant stretching device for plastic toys, belonging to the technical field of plastic product testing devices. It includes: a base plate, with semi-boxes forming a sealed space movably connected to both sides of the top of the base plate via electric slide rails; and a stretching clamping mechanism, comprising push cylinders fixed to both sides of the top of the base plate, piston rods of the push cylinders extending to a telescopic part, one end of which is fixedly connected to a movable frame via an insertion connection. The movable frame and a fixed block on the base plate are connected by a first spring. This invention solves the technical problems of inefficiently performing multi-angle, multi-directional stretching tests on plastic toys, the tendency for cracking due to varying forces during stretching, and the lack of protection against the influence of air temperature and humidity during the stretching test.

This utility model discloses a hoisting and clamping device suitable for large-diameter precast concrete pipe culverts, belonging to the field of precast concrete pipe construction technology. It includes a precast concrete pipe to be installed; a hoisting and clamping assembly; a vertical connecting top pressure plate hinged to a horizontal beam, with one end of the vertical connecting top pressure plate away from the horizontal beam pressing down against the outer wall of the precast concrete pipe to be installed; an inclined support bottom pressure plate hinged to an upper pressure toothed plate, the free end of the inclined support bottom pressure plate having a lower pressure foot end, which presses down against the outer wall of the other end of the precast concrete pipe to be installed; a first locking assembly dynamically connects the horizontal beam and the vertical connecting top pressure plate together; a second locking assembly dynamically connects the upper pressure toothed plate and the inclined support bottom pressure plate together. This utility model forms symmetrical force points, and the entire assembly not only serves as a hoisting force point but also has good clamping ability, preventing the pipe from slipping or shifting during hoisting.

This utility model discloses a biodegradable disposable closure clip, including a V-shaped plate. A first clamping leg and a second clamping leg are fixedly connected to both ends of the V-shaped plate, respectively. The first clamping leg has a quick-release engagement mechanism at its end, and the second clamping leg has a clamping mechanism inside. The quick-release engagement mechanism includes an engagement head with an engagement hook at its bottom end. Slots are formed on both sides of the engagement head, and a pressing head is movably connected to each of the two slots. Limit blocks are fixedly connected to each of the two pressing heads, and a cutting blade is fixedly connected to the ends of both pressing heads. This invention belongs to the field of closure clip technology. This biodegradable disposable closure clip allows medical personnel to press the pressing head, which moves to drive the cutting blade to cut the connecting block, separating the engagement head from the first clamping leg. This allows for quick and easy removal of the first and second clamping legs, effectively improving ease of use.

The application relates to a drilling device for processing an oil injection hole of a mower axle shell, and belongs to the technical field of mower axle production. The drilling device comprises a workbench and a drilling machine arranged beside the workbench. An upper feeding mechanism is further arranged on the workbench. The upper feeding mechanism comprises a divider, a rotary table, a speed reducer and a clamping assembly. The divider and the speed reducer are both arranged on the bottom of the workbench, and the speed reducer is connected with the divider. The rotary table is rotationally arranged on the top of the workbench. The clamping assembly is designed ingeniously, is convenient to use, and has good clamping effect. A staff member puts the mower axle shell against the positioning rod, and then presses the mower axle shell through the vertical quick clamps on the two sides. After that, the staff member pushes the mower axle shell to make the mower axle shell tilt and abut against the arc-shaped groove, and pushes the push-pull quick clamp to make the wedge block abut against the mounting portion, so that the mower axle shell can be fixed in an inclined state.

The utility model relates to the field of immune detection technology, and specifically is the mixing device of full -automatic immune detection kit, including the shell, the fixed setting of shell in drive motor, and the coaxial fixed connection of drive motor's pivot has the rotation lever, and the upper end perpendicularity of rotation lever is connected with the rotary disc, and the rotary disc sets up several vertical outer tubes, the fixed setting of outer tube in has the taper pipe of wide upper narrow, and the lateral surface of taper pipe has set up several cracks along its circumference, and the crack extends to the lower end surface of taper pipe, and the test tube is clamped through the taper pipe. The use of the application, first, the clamping of the taper pipe can achieve better clamping effect on the test tube, avoiding the test tube from falling off the rotary disc, while the outer tube can further avoid the test tube from falling off and protect the test tube, at the same time, the cooperation of the gear and the gear ring can ensure that the test tube has better mixing effect.

The present application relates to a kind of hanging rack for low operation suspension, solve the existing hanging rack needs high operation, inconvenient operation and the problem of security risk.This device is used to be hung on cable, hanging pole, including strip-shaped hanging rack body, the suspension of hanging rack body below is fixed, the both ends of hanging rack body are equipped with hanging joint part, the hanging joint part includes the Y type lower embrace clamping block that can be lifted, the both outer sides of Y type lower embrace clamping block are respectively provided with support seat, the upper swing clamping piece of two support seat is respectively connected by torsion spring, the upper swing clamping piece of two support seat is symmetrically arranged;When Y type lower embrace clamping block rises, the upper swing clamping piece is vertically unfolded;When Y type lower embrace clamping block descends, the upper swing clamping piece is inwards below swing clamping.This application can stand on ground operation, and hanging rack is directly hung on high cable and hanging pole, improves installation efficiency, reduces installation cost, improves construction safety.

The utility model discloses a manual quick-change positioning clamp for semiconductor equipment parts, which is characterized by comprising a base plate, a positioning seat arranged on the base plate, at least one bottom clamping assembly arranged on the base plate and used for pressing the positioning seat, and an upper clamping assembly arranged on the positioning seat and used for the parts, a positioning groove used for containing the part is formed in the upper side of the positioning base. According to the clamp, the part positioning time is shortened, the machining efficiency and precision are improved, and meanwhile the reject ratio is reduced.

The application relates to a drilling device for elevator rope head combination boom production and belongs to the technical field of elevator rope head combination production and processing. The drilling device comprises a workbench, a drilling machine is installed on the workbench, a positioning feeding mechanism for clamping a boom is arranged on the workbench, the positioning feeding mechanism comprises a limiting air cylinder and a clamping assembly, the clamping assembly comprises a mounting plate, a servo linear guide rail sliding table, a mounting frame, a base, a pressing block, a pressing air cylinder and a guide block. The drilling device is provided with a 90-degree turnover tooth transmission air cylinder and a clamping assembly. When a worker feeds, the worker only needs to pass the boom through a guide hole and abut against a limiting plate of the 90-degree turnover tooth transmission air cylinder. A subsequent pressing air cylinder can press the boom, the boom is sent to the bottom of the drilling machine for drilling through the servo linear guide rail sliding table, automatic unloading can be realized through an electric control rotating table and an unloading assembly after drilling is completed, and the production efficiency is greatly improved.

This utility model relates to an auxiliary fixing device for PC component production, including a frame. The frame is composed of L-shaped steel plates forming a rectangle. Adjacent L-shaped steel plates are connected by quick-locking components. Several clamping components for clamping reinforcing bars are installed on the L-shaped steel plates. A waist-shaped groove is provided on the horizontal folded edge of the L-shaped steel plate. The clamping components are detachably installed on the horizontal folded edge of the L-shaped steel plate by bolts passing through the waist-shaped groove. A non-removable plate is provided on the inner side of the vertical end of the L-shaped steel plate. The non-removable plates are connected end-to-end and fixed through the area enclosed by the L-shaped steel plates. This utility model achieves rapid fixing through the quick-locking and clamping components, and has a simple structure. The clamping components can fix reinforcing bars of different structures and diameters, and are suitable for fixing reinforcing bars of various specifications.