10results about How to "Small tension" patented technology

The application discloses an adjustable pulling mechanism of a warp knitting machine and relates to the technical field of warp knitting machines. The adjustable pulling mechanism of the warp knitting machine comprises a device main body, the device main body comprises a warp knitting machine body, the device main body further comprises a mounting frame, two groups of pulling rollers connected with the mounting frame and two tensioning rollers arranged between the two groups of pulling rollers, the device main body further comprises two rotating discs, a rotating shaft connected between the rotating discs and the mounting frame and a constant force driving rotary motion mechanism for driving the rotating shaft to rotate. The adjustable pulling mechanism of the warp knitting machine is convenient for tensioning operation of grey cloth produced by the warp knitting machine, can guarantee the constancy of tensioning force, is convenient for adjusting the size of the tensioning force according to use requirements, is more suitable, is more convenient and fast, guarantees the effect of tensioning, is convenient for deviation rectifying operation of the grey cloth, guarantees the effect of pulling and further guarantees the production quality of the grey cloth.

The utility model discloses a film winding mechanism in the technical field of film winding, which comprises a base, a square groove is arranged on the base, two sliders are movably mounted in the square groove, a vertical plate and a hydraulic cylinder are respectively and fixedly mounted at the tops of the two sliders, a driving motor is fixedly mounted on the vertical plate, and the hydraulic cylinder is fixedly mounted on the driving motor. And an output shaft of the driving motor is connected with a rotating shaft through a coupling. Through the arrangement of the circular shaft, the connecting rod, the auxiliary roller and the rotating assembly, in the using process, a film is wound around the winding roller installed on the rotating shaft after passing through the bottom of the auxiliary roller, and when a worker needs to adjust the height of the auxiliary roller to reduce the tension force, the circular shaft can be rotated through the rotating assembly; and therefore, the connecting rod can drive the auxiliary roller to rotate, the height of the auxiliary roller can be adjusted, adjustment of tensile force is achieved, different winding requirements are met, the situation that a thin film is pulled and deformed due to too large tensile force is avoided, and the winding quality is improved.

The utility model discloses a kind of marine radioactive buoy data monitors, including main buoy, monitoring equipment, main cable II, anchor chain, auxiliary buoy, elastic connecting assembly;Main buoy bottom is equipped with main cable I, and main cable I top end and middle segment are vertically distributed as monitoring section, and monitoring equipment is connected in main cable I middle segment, and main cable I end is connected with the top end of main cable II through elastic connecting assembly, and the end of main cable II is connected with anchor chain through elastic connecting assembly, and anchor chain end is equipped with anchor, auxiliary buoy is located in main buoy side, auxiliary buoy bottom is equipped with auxiliary cable, and auxiliary cable end is connected with the top end of main cable II through elastic connecting assembly, and auxiliary buoy is equipped with winding mechanism, and auxiliary cable top end is connected on winding mechanism.The utility model greatly improves the impact capacity of device whole sea bottom undercurrent and wind and wave resistance, reduces the risk of cable break.

This application relates to a pre-assembly / disassembly device for large synchronous chain plates, comprising a steel frame with two steel beams slidably connected to it. Each steel beam is equipped with a gripper, and multiple grippers are arranged along the length of the steel beams. A driving component is provided between the two steel beams to move them closer together or further apart. This application effectively reduces the tension between the chain shaft and the chain, thereby improving the pre-assembly / disassembly preparation efficiency for large synchronous chain plates.

The utility model discloses a cutting mechanism for communication cable production, and relates to the technical field of communication cable production. The cutting mechanism for communication cable production comprises a workbench, a rotating shaft is arranged on the workbench, a conveying wheel is fixedly connected to the rotating shaft, a cutting table is fixedly connected to the workbench, a fixing box is fixedly connected to the upper surface of the cutting table, a hydraulic rod is fixedly connected into the fixing box, and a cable pressing box is arranged at the output end of the hydraulic rod. A cutting assembly is arranged between the hydraulic rod and the wire pressing box, the cutting assembly comprises a cavity and a blade base, the cavity is formed in the wire pressing box, the blade base is fixedly connected to the lower surface of the hydraulic rod, and a cutter body is clamped in the blade base. According to the cutting mechanism for communication cable production, the cutting assembly is adopted to cut the cable, the cutting assembly effectively reduces the internal tension of the cable, and the flatness of the section of the cut cable is guaranteed.

This utility model discloses a support structure for a plate chain, including a support frame. A set of rotating rods is rotatably mounted through both ends of the inner side of the support frame. A drive wheel is fixedly fitted in the middle of the two sets of rotating rods. A plate chain for conveying is mounted on the outer sides of the four sets of drive wheels through a common transmission engagement. An adjustment component for controlling the tension of the plate chain is installed inside the support frame. By adjusting the tension of the plate chain, when the tension is reduced, an electric actuator drives a moving plate downwards. Simultaneously, the moving plate moves downwards, driving auxiliary gears downwards via a rotating seat. The two sets of auxiliary gears press the lower plate chain downwards, increasing the overall tension of the plate chain. Similarly, activating the electric actuator indirectly controls the upward movement of the two sets of auxiliary gears, reducing the tension of the plate chain. This achieves the effect of quickly adjusting the tension of the plate chain, making operation simple and quick, and improving the efficiency of the plate chain.

The utility model provides a kind of conveying device for plastic bag production line belongs to plastic bag conveying technical field.This kind of conveying device for plastic bag production line includes rack and conveying frame, conveying frame is installed in rack side part, and rack surface is equipped with winding mechanism, winding mechanism includes carousel, first guide roller and winding roller, carousel is symmetrically rotationally installed in rack side wall.The utility model is through being equipped with winding mechanism, by first electric telescopic link, winding rod can be driven to move to winding disc direction, the plastic bag in winding disc is positioned, subsequently by second motor drive winding disc rotation, it can be rolled to plastic bag, simultaneously, by first motor drive carousel clockwise rotation one hundred and eighty degrees, until winding is completed, first electric telescopic link resets, then winding rod is driven to be in winding roller, plastic bag roll can drop to the surface of discharging bin, and carry out discharging, and another group of winding disc is opened simultaneously to the plastic bag and is rolled, improve winding efficiency.

The utility model discloses a mutually-buckled type efficient spoiler rod of a drying cylinder, which relates to the technical field of papermaking machinery and comprises a spoiler rod made of stainless steel U-shaped cold-bending equilateral channel steel and a support ring, the turbulent flow bars are evenly distributed in the circumferential direction of the drying cylinder, and the supporting rings are evenly distributed in the transverse direction of the drying cylinder. Wherein the spoiler rod and the supporting ring are provided with positioning clamping grooves respectively, positioning is achieved through mutual meshing of the positioning clamping grooves in the assembling process, and U-shaped groove openings are opposite and form an angle of 90 degrees in the installing process, so that the spoiler rod and the supporting ring are locked in the circumferential direction and the transverse direction of the drying cylinder after being clamped into each other. According to the technical scheme provided by the utility model, the turbulent flow rod and the supporting ring are quickly aligned through the mutual buckling type clamping groove, an additional fixing pin structure is not needed, the installation process is simplified, and the assembly efficiency is improved. And a stainless steel material is adopted, so that the structural strength is ensured, the overall weight is greatly reduced, the required tensile force is remarkably reduced, the operation load is reduced, and the stability and the safety of a system are improved.

The utility model discloses a jacking mechanism for a coin stacking machine, the coin stacking machine and coin pushing game machine equipment, the jacking mechanism comprises a jacking driving motor, a first linkage assembly and a jacking platform which are arranged on a base of the coin stacking machine, and a limiting assembly is arranged between the jacking platform and the base; the limiting assembly is used for limiting the jacking table not to move in the horizontal direction relative to the base, the jacking driving motor is connected with the first linkage assembly through a chain and chain wheel structure, and the first linkage assembly is connected with the jacking table. According to the jacking mechanism for the coin stacking machine, the transmission between the jacking driving motor and the first linkage assembly is in transmission connection through a chain and chain wheel structure, the transmission stability can be effectively improved, the tensioning force needed by chain transmission is small, the pressure acting on a shaft is smaller, vibration, impact and noise generated in the operation process are lower, and the service life of the coin stacking machine is prolonged. Therefore, the stability of the coin stacking tower of the coin stacking machine can be effectively improved, and the upper limit of the height and the upper limit of the number of layers of the stacked coin tower are increased.

The present application relates to material conveying technical field, specifically to a kind of tunnel type heating conveying equipment, and tunnel type heating conveying equipment includes furnace seat and adjusting mechanism;Furnace seat is provided with conveying belt and roller chain, and conveying belt is formed with closed conveying loop on furnace seat;Roller chain extends along the width direction of conveying belt, and is formed with closed movement loop on furnace seat;Roller chain has a plurality of first and last articulated chain rollers, and chain roller extends along the movement path of roller chain;Each chain roller is all sleeved with deviation correction sleeve, deviation correction sleeve can rotate around its axis, and and conveying belt friction contact;Adjusting mechanism is configured to adjust the distance of roller chain movement in reverse according to the offset of conveying belt.When conveying belt appears offset, through the reverse axial movement of deviation correction sleeve, and under the action of friction force, conveying belt is moved synchronously, deviation correction of conveying belt is realized, so that it can effectively avoid the wear of conveying belt caused by relative sliding, and also can avoid that conveying belt bears high stress for a long time.