33results about How to "Effort-saving clamping" patented technology

The invention discloses a labor-saving slide table fixture. The essential is as follows: the labor-saving slide table fixture comprises a slide table assembly, a compression assembly, a drive assemblyand a limit assembly. The slide table assembly comprises a slide table and a linear guide rail. A lever hole penetrating through the top and bottom of the slide table is formed in the middle part inthe front-rear direction of the slide table. The slide table is fixedly arranged on a slide block of the linear guide rail. The stroke of the slide table is limited by the limit assembly. The compression assembly comprises a press rod, a press rod support seat, a press head, a lever, a lever support seat and a connection rod. The drive assembly comprises a power source, a drive seat, a drive seatend cover, a guide seat, a rod joint, a push rod, a guide flat key, a spring seat, a compression spring and an adjustment screw. The cylinder force needed during workpiece compression can be adjustedthrough the adjustment screw. After the slide table is driven to reach a limit part by the drive assembly, the lever of the compression assembly starts to be driven through the push rod, and the leveris enabled to rotate around the fulcrum of the lever support seat, so that the press head presses downwards the corresponding workpiece.

The invention discloses a wood door clamp with controllable down-pressing force. The wood door clamp comprises a base which is provided with a placement platform; an operation rod and a pressing rod are hinged to the base; the operation rod and the pressing rod are arranged in an intersecting manner; a slide chute is formed in the operation rod; a sliding post which slides in the slide chute is arranged on the pressing rod; a locking device is connected between the operation rod and the base; a pressing plate which is matched with the placement platform is arranged on the pressing rod; the pressing plate comprises an upper pressing plate and a lower pressing plate which can slide vertically relative to the upper pressing plate; springs are arranged between the upper pressing plate and thelower pressing plate; a forcemeter is fixedly arranged on the upper pressing plate; and a probe of the forcemeter is in contact with the lower pressing plate. The wood door clamp has the characteristics that clamping is rapid and labor-saving; production efficiency can be effectively improved; and clamping force can be controlled.

The invention discloses a special machine tool for machining a pattern roller lentil-shaped groove, and aims to provide a special machine tool in the field of metallurgical machining. The machine tool is provided with a frame module, a positioning and clamping device, a power head milling device and a feed indexing device; and the positioning and clamping device, the power head milling device and the feed indexing device are all arranged on the frame module. The whole structure of the machine tool adopts a gantry vertical milling machine layout; the rigidity of a machining process system is good; the workpiece positioning and clamping are realized by using a support roller and V-shaped block combined effect; a roller is fast in rotation and reliable in clamping; the workpiece maneuvering clamping and loosening are realized by using a hydraulic cylinder to achieve the effects of labor saving and fastness; a servo motor is adopted to provide power for peripheral indexing of the roller and positioning of a multi-station feeding position; the indexing and positioning precision is high; the automatic workpiece machining can be realized through electric control; and the machine tool is used for machining workpieces, low in vibration, few in surface vibration patterns, high in machining quality, simple in structure, convenient for maintenance and low in equipment investment.

The invention discloses an anti-tool-collision digital controlled lathe. The anti-tool-collision digital controlled lathe structurally comprises a body, a sliding door, a treatment box, a control boxand a base. The body is in sliding connection with the sliding door, and the body is mechanically connected with the treatment box. The base is mounted below the body, and the control box is arrangedon the right side of the body. The treatment box is provided with a box body, an ejector, a tool rest clamp, a bumper and a module clamp. The tool rest clamp is arranged on the left side of the box body. According to the anti-tool-collision digital controlled lathe, a button block and a front cavity block are in clamped connection, and the rear end of a button structure of the button block protrudes out; when the button block and the front cavity block are clamped, the button block is attached to a fixed block, and the fixed block can be pushed; when the equipment does not work, the button block needs to be moved to the upper portion, the fixed block and the button block are not in contact at this moment, the fixed block is contracted in a telescopic body, and the fixed block cannot be triggered; and the situation that when the equipment does not work, the fixed block is triggered, and an ejection switch is started in advance is avoided.

The invention discloses a lamp shade clamping device used for mounting a landscape decoration street lamp. The lamp shade clamping device used for mounting the landscape decoration street lamp comprises clamping boards, mounting seats, sliding devices, a handheld device and a pulling rope, and the clamping boards, the mounting seats, the sliding devices, the handheld device and the pulling rope are fixedly connected in sequence. Each clamping board comprises an arc board, a connecting pillar is fixed to one end of each arc board, and the two ends of each connecting pillar are provided with rotary blocks. A rotary shaft is fixed to the side surface of each connecting pillar, a bar-shaped sliding groove is formed in the side face of each rotary shaft, and each mounting seat comprises a connecting seat. A bar-shaped groove is formed in the top end of each connecting seat, and hinged seats are symmetrically arranged at the two ends of the side surface of each connecting seat. The hinged seats are connected to the clamping boards in a hinged mode, and a bar-shaped first through hole is formed in the surface where the hinged seats are located. According to the lamp shade clamping device used for mounting the landscape decoration street lamp, through the skillful structural combination of the clamping boards, the mounting seats, the sliding devices, the handheld device and the pulling rope, a street lamp shade can be effectively and fast clamped, and the working efficiency is improved since clamping operation is convenient and laborsaving. The handheld device directly controls the sliding devices to clamp the street lamp shade, so that the lamp shade clamping device used for mounting the landscape decoration street lamp has good practical value and high reliability.

The present invention relates to a steel cylinder valve wrench, and is characterized in that the steel cylinder valve wrench comprises a first handle and a second handle pivoted to the first handle; a pivot end of the second handle is provided with an annular part; an outer side of the annular part is uniformly provided with a plurality of first gear teeth along the circumferential direction; the first handle is provided with a chute for accommodating a clamping slide block; the clamping slide block comprises a straight segment and an arc segment integratedly disposed at one end of the straight segment; an opening direction of the arc segment departs from the pivot end; one side of the straight segment is provided with a plurality of gear teeth engaged with the first gear teeth; outer sides of the first handle and the second handle are commonly connected with a U-shaped clamping annular plate; and an opening of the clamping annular plate is arranged opposite to the opening of the arc segment of the clamping slide block. Due to the fact that the pivot end of the second handle is provided with the gear teeth, and the clamping slide block is provided with the gear teeth engaged with the gear teeth of the second handle, a steel cylinder valve can be clamped more firmly when the handles are held.

The invention discloses a universal multifunctional clamping device for digital products, which includes an angle adjuster that can rotate in all directions and a base clamping part clamped on a peripheral available clamping block. The base clamping part is fixedly installed with theBelow the angle adjuster, a clamp support rod with a thread on the surface is rotatably installed above the angle adjuster, and a telescopic clamping device for clamping digital products of different specifications is fixed on the clamp support rod. The telescopic clampThe back of the device is provided with a storage cable box that is convenient for storing the charging data cable. The upper part of the telescopic clamping device is provided with a screen cleaning device that can be used for simple screen cleaning. Such a multifunctional clamping device can be used regardless of whether external objects are usedIt can be firmly clamped, and it can clamp a variety of digital products of different specifications, and realize the functions of quickly cleaning the screen, storing the data cable, and extracting and charging at any time.

The invention discloses a large glass hanging bracket. The large glass hanging bracket comprises a planar bracket, a plurality of hook assemblies and a drive assembly; a plurality of hanging legs perpendicular to the planar bracket are arranged at the lower end of the planar bracket; the hook assemblies comprise hooks and installation parts and are separatelyinstalled at the upper end of the planar bracket, and the hooks are movably installed at the upper end of the planar bracket through the installation parts; the drive assembly comprises a hand wheel, a large chain, a plurality of small chains and chain wheels; the hand wheel is fixed to the planar bracket in a rotating mode and is connected to the large chain through the chain wheels in a transmission mode, the large chain and the small chains are fixed to the planar bracket through the chain wheels, the large chain is connected to the small chains in a transmission mode through the chain wheels, and the hooks are fixedly connected to the small chains and correspond to the small chains in a one-to-one mode. Because the hand wheel can sequentially drive the large chain and the small chains and finally drive the hooks to clamp glass simultaneously, workers can fast clamp the large glass in a labor-saving mode.

The invention discloses a heavy type part hydraulic clamping and welding positioner, and belongs to the field of engineering machinery. The positioner comprises an L-shaped welding positioner main structure, a clamp body and a transmission mechanism. The clamp body comprises a positioning shaft, a pressing block, a positioning base, a clamp body base and a rotary hydraulic oil cylinder. The rotaryhydraulic oil cylinder is fixed to the clamp body base and fixedly connected with the pressing block. The positioning shaft and the positioning base are fixed to the clamp body base respectively, andthe clamp body base is fixed to the L-shaped welding positioner main structure. According to the heavy type part hydraulic clamping and welding positioner, it is ensured that clamping is rapid, efficient and accurate and saves labor in the large workpiece welding process, the product welding efficiency is improved, the transmission mechanism simultaneously achieves the transmission function and the rotation function, and the transmission mechanism has the double functions of load transferring and hydraulic fluid transferring.

The invention discloses a tool clamp used for robot automatic welding. The tool clamp comprises a separation plate tab positioning assembly (14), shaft hole positioning assemblies (6, 9), plane plate compression assemblies (2, 3, 5), curved plate compression assemblies (10, 11, 12), side wall plate compression assemblies (7, 8), a transverse beam assembly (13), back air protective jacking mechanisms (15, 16), jacking compression mechanisms (18, 19, 20), a middle separation frame assembling component (17) and auxiliary supports (1, 4), wherein the plane plate compression assemblies (2, 3, 5) and the curved plate compression assemblies (10, 11, 12) are located on the two sides of the middle part of the transverse beam assembly (13) respectively; the side wall plate compression assemblies (7, 8) are distributed on the two sides of the front end part of the transverse beam assembly (13); the shaft hole positioning assemblies (6, 9) are further distributed on the two sides of the front end part of the transverse beam assembly (13); and the separation plate tab positioning assembly (14) is distributed at the tail part of the transverse beam assembly (13). The invention provides an automatic welding tool which is simple to operate and efficient, aiming at certain complicated thin-wall welding parts; and the requirements on tool positioning precision and clamping efficiency by robot automatic welding are met.