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15results about How to "Adjust tension" patented technology
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Anti-swing device for lifting hook of building tower crane
The utility model discloses an anti-swing device for a lifting hook of a building tower crane, which relates to the technical field of building tower cranes and comprises a top plate, two winches are symmetrically and fixedly connected to the top of the top plate, a first steel rope is wound on the surface of each winch, a limiting plate is fixedly connected to the bottom of each first steel rope, and ports are mounted on two sides of the bottom of each limiting plate. The two ends of the third steel rope are connected with the two pull rings, one pull ring limits transverse shaking of the side plate and ensures that the position of the side plate is stable, the other pull ring is fixed to the first installation frame, the steel rope is kept tightened, and in order to achieve accurate adjustment of the tension and angle of the steel rope, the steel rope is prevented from falling off. A tensioning adjusting mechanism composed of a limiting plate, a handle, a threaded rod and a moving block is designed, the threaded rod is driven to rotate by rotating the handle, and then the moving block is driven to move horizontally, so that the included angle and the tensioning force of the steel rope are adjusted, and the adaptability of the system to different materials and construction environments is enhanced.
Owner:MAANSHAN CHUANYE CONSTRUCTION ENGINEERING CO LTD
Net winding transmission mechanism and baling machine
The application relates to the technical field of agricultural equipment, in particular to a net winding transmission mechanism and a bundling machine. The net winding transmission mechanism comprises a net throwing system, the net throwing system comprising a first driving part and a first driven part which are in transmission connection with each other; a net tension control system, the net tension control system comprising a second driving part and a second driven part which are in transmission connection with each other; a roller shaft, the second driving part being arranged on the roller shaft; the first driving part being connected with the roller shaft through a first connecting piece; a net throwing shaft, the first driven part being arranged on the net throwing shaft; and the second driven part being connected with the net throwing shaft through a second connecting piece. The net winding transmission mechanism provided by the application can not only ensure the basic net throwing operation when the net winding operation is performed, but also can adjust the tension of the net within a certain range, so that the probability of the situations such as non-molding of the net winding, storage of the net, loose and collapsed net winding and the like is reduced, thereby helping to improve the bundling quality and efficiency.
Owner:LOVOL HEAVY IND CO LTD
Roller device
Owner:ZHANGJIAGANG WENJIE MASCH CO LTD
Wire drawing device with adjustable wire threading position
ActiveCN224389622UAdjust tensionImprove cleanlinessExtrusion cleaning devicesMegasonic cleaningStructural engineering
The utility model relates to metal wire drawing technology field, concretely is a metal wire drawing device of wire threading position adjustable. The device includes support platform, first wire drawing wheel of rotation connection on support platform, second wire drawing wheel of rotation connection on support platform, set up between first wire drawing wheel and second wire drawing wheel wire drawing die, set up in the winding mechanism of second wire drawing wheel downstream, the pretreatment assembly for cleaning metal wire surface impurity is set up in first wire drawing wheel upstream, the ultrasonic cleaning tank for cleaning metal wire is set up in the downstream of wire drawing die, the tensioning mechanism for tensioning metal wire is set up in second wire drawing wheel upstream. The device sets up first tensioning wheel and second tensioning wheel, can conveniently adjust the tension of metal wire, the device sets up pretreatment assembly, can clean metal wire first, after metal wire passes through ultrasonic cleaning tank, can clean away the debris generated after wire drawing, improve the cleanliness of metal wire surface, reduce the debris scratch metal wire surface.
Owner:QINGDAO AUDREY NEW MATERIAL TECHNOLOGY CO LTD
Motorized chain saw and method for tensioning the saw chain of a motorized chain saw
The invention relates to a motorized chain saw and a method for tensioning a saw chain of a motorized chain saw, in particular a motorized chain saw with a housing (2) and a drive motor (3). A guide rail (5) is held at the housing (2) via a releasable fastening device (8) and can be moved relative to the housing (2) in the direction of the longitudinal axis (6) of the guide rail via a tensioning device (10) when the fastening device (8) is released. The motorized chain saw (1) comprises a chain lifting device (11) which is constructed separately from the tensioning device (10). The chain lifting device (11) is configured for deflecting the saw chain (7) in a deflection position (40) of the chain lifting device (11) when the tensioning device (10) tensions the saw chain (7) and relaxing the saw chain (7) in an operating position (41) of the chain lifting device (11) when the guide rail (5) is fastened.
Owner:ANDREAS STIHL AG & CO KG
A production apparatus for photovoltaic cables
ActiveCN119742124BAvoid the risk of breakingmaintain tensionCable/conductor manufactureCircular discManufacturing technology
This invention relates to the field of photovoltaic cable manufacturing technology, specifically to a production device for photovoltaic cables, comprising a housing with outlet holes and several inlet holes on the side wall of the housing, and a take-up assembly and a pay-off assembly outside the housing; a fixed cylinder is fixedly connected inside the housing, and a rotating cylinder is sleeved on the outside of the fixed cylinder, with several wire-passing grooves on the side wall of the rotating cylinder; a first drive assembly is also provided inside the housing, and the first drive assembly is signal-connected to an intelligent system; a traction assembly is provided inside the rotating cylinder, and a limiting assembly is provided inside the fixed cylinder; a disc is fixedly connected to the rotating cylinder, and several wire-passing holes are provided on the disc, each wire-passing hole having a detection groove, and a detection block is slidably connected in each detection groove, with each detection block equipped with a pressure sensor. This invention, by designing a component capable of pre-paying wire to assist in pay-off, and combining it with a stranding force acquisition and analysis system, achieves control over pay-off tension and stranding force, improves the final conductivity of the conductor, and improves the overall quality of the produced cable.
Owner:INNER MONGOLIA SANXIA MENGNENG ENERGY CO LTD
A gap self-adjusting belt press for corn sheller
The present application relates to the technical field of corn peeling, and specifically discloses a corn peeling device with a belt presser with self-adaptive gap adjustment, which comprises a set of side plates, a peeling assembly and a pressing assembly, the peeling assembly and the pressing assembly being installed between the side plates, and the pressing assembly being located above the peeling assembly; the belt is made to approach the peeling assembly by a tensioning shaft; the end of the driving shaft extends outwardly to the side plate, the extended end is installed with a belt pulley, and the driving shaft is in transmission connection with a driving device through the belt pulley. The corn peeling device with the belt presser provided by the present application can continuously press and send corn ears in the peeling process through the continuous structure of the unique transmission belt of the belt presser, so that the corn ears are prevented from being blocked and accumulated due to the discontinuity of the pressing and sending, the continuous pressing force does not change too much in a short time, the impact force on the corn ears is reduced, the corn kernels are less bitten, and low-loss peeling of the corn ears is realized.
Owner:HENAN AGRICULTURAL UNIVERSITY
A compact electric rope-reversing machine special for well servicing truck
The utility model discloses a compact special electric rope reversing machine of vehicle-mounted well repairing machine relates to rope reversing machine technical field, the utility model discloses a base and with the first support, second support and third support of base top fixed connection are equipped with start -stop mechanism between the first support and second support, be equipped with speed reduction mechanism between second support and third support, the utility model discloses a rotating shaft is set to rotate the limiting rod, and the limiting rod is removed to the limit of connecting plate, and the handle is pulled to the direction of the second pivot of connecting plate, and the connecting plate will drive the second pivot to slide in the limiting frame, and the second pivot will also drive the limiting ring to slide in the rotary drum, thereby making the second pivot and the slot on the limiting shaft separate, reaches the rotation of the rope drum can be controlled at any time, can effectively avoid the sustained movement of the rope, prevents the rope to appear slack, twisted or uneven state, keeps the effect of wellhead equipment and operating tool stability.
Owner:DONGYING ZHONGHE INTELLIGENT EQUIPMENT CO LTD
A highly stable mechanical equipment lifting and installation mechanism
ActiveCN224279563UTo achieve the purpose of hoistingreduce shakingNon-rotating vibration suppressionTrolleysRelative displacementElectric machinery
This utility model discloses a high-stability mechanical equipment lifting and installation mechanism, including a lifting device slidably installed outside a supporting beam. A motor-driven drive roller is rotatably installed inside the lifting device. A lifting steel rope driven by an internal winch is installed below the lifting device, and a lifting plate is fixedly installed at the bottom end of the lifting steel rope. Fixed hooks are installed at both ends of the lifting plate. A horizontally arranged stabilizing plate is installed below the lifting device, and the lifting steel rope slides through the stabilizing plate. This high-stability mechanical equipment lifting and installation mechanism utilizes the winch inside the lifting device to drive the extension and retraction of the lifting steel rope, thereby achieving the purpose of lifting goods. After lifting, when the lifting device moves horizontally, the lifting steel rope, under the inertia of the goods below, causes relative displacement between the stabilizing plate and the lifting device. At this time, the connecting rod compresses the shock-absorbing spring, which, in conjunction with the damper, achieves the purpose of shock absorption, thereby reducing the swaying of the goods below.
Owner:HANGZHOU KUNRONG TECHNOLOGY CO LTD
Steel belt rotary collecting frame
ActiveCN224198832UConvenient for different work operationseasy to operateWebs handlingMetal machiningElectric machinery
The utility model discloses a steel belt rotary collecting frame, which relates to the technical field of metal processing equipment, and comprises a bottom plate, the inner wall of the bottom plate is rotatably connected with a rotating shaft, the outer wall of the rotating shaft is fixedly connected with a rotating disc, the outer wall of the bottom plate is fixedly connected with a controller, the inner wall of the bottom plate is provided with a rolling mechanism, and the rolling mechanism is provided with a rolling wheel. Through the clamping plate and the winding disc, an operator starts the second motor through the controller after clamping is completed, then the second motor drives the rotating rod to rotate after being started, then the rotating rod drives the winding disc to rotate, the steel belt is collected when the winding disc rotates, meanwhile, the steel belt rubs with the guide wheel, and the steel belt is driven by the guide wheel to rotate. And then the guide wheel rotates, so that the working efficiency is improved, the positions of the two winding discs can be flexibly adjusted through rotation of the rotating disc, the two winding discs can conveniently carry out different working operations, continuous operation of steel belt collection is achieved, and the production pause time caused by replacement of a collection frame is shortened.
Owner:TIANJIN WODUN NEW MATERIAL TECHNOLOGY CO LTD
A rigging webbing device for ease of rolling
ActiveCN224467115URealize automatic windingPrevent situations that affect work efficiencyElectric machineryIndustrial engineering
The utility model relates to rigging loom equipment technical field and disclose a kind of rigging loom device convenient to reel, comprising: loom body and base, the reel mechanism for quick reeling loom body, the tensioning mechanism for adjusting the tensioning degree of loom body and the guide mechanism for limiting the trend of loom body when reeling are respectively provided on the base.This rigging loom device convenient to reel, through the reeling of loom body by setting reel mechanism and guide mechanism, wherein reel motor is driven reel shaft and reel drum rotation by synchronous pulley group synchronous belt to reel, realize the automatic reeling of loom body, improve the reeling efficiency, reduce manual labor intensity, and before loom body is wound on reel drum, after the limiting guide of upper guide roller and lower guide roller, it can prevent the situation that loom body winding is disorderly and affects work efficiency, further improve the work efficiency of overall structure.
Owner:HANGZHOU LIKA RIGGING HARDWARE FACTORY
A hanging chair with stable adjustment function
This utility model discloses a hanging chair with a stable adjustment function, relating to the furniture field. It includes a base, an arc-shaped support frame, elastic hanging rings, a hanging chair body, a cushion, straps, and a stable adjustment device. The base has a horizontally forward-facing fixed column, and the front of the hanging chair body has a front structural rod. The stable adjustment device includes a T-shaped rod device, which comprises a mounting rod and a connecting rod device. The connecting rod device is vertically fixed in the middle of the mounting rod. The mounting rod has linearly arranged connectors, and a buffer spring device is rotatably connected to each connector. The other end of the buffer spring device is hooked to the front structural rod. A support rod device is slidably connected to the connecting rod device. A threaded sleeve is rotatably connected to the front end of the support rod device, and the rear end of the support rod device is fixedly mounted on the fixed column. The threaded sleeve is threadedly connected to the connecting rod device. This device can provide a stable tension force for the hanging chair body, is easy to adjust, and greatly improves the stability and applicability of the hanging chair body.
Owner:FUNAN RUNYANG HOME FURNISHING CO LTD
A personnel out-of-range alarm system
The application provides a personnel out-of-range alarm system, comprising a locator connected with a Beidou satellite navigation system, a timing positioner serving as a track point, and responsible for data interaction with a back-end system; the back-end system interacts with the locator and a mobile terminal; the mobile terminal sends an alarm and plays back a track point to form a route section according to whether the locator exceeds an electronic fence. The application provides a judgment basis for a user to judge an alarm, and facilitates the user to adjust the danger of the alarm.
Owner:CHINESE PEOPLES LIBERATION ARMY ARMY INFANTRY ACAD
A decorative paper printing machine traction mechanism
The utility model relates to the technical field of decorative paper processing, belong to a kind of decorative paper printing machine traction mechanism, including support frame, the support frame is connected with adapter shaft, the adapter shaft is equipped with traction mounting bracket, the traction mounting bracket includes first mounting beam and second mounting beam, the first mounting beam and second mounting beam are cross-connected, the first mounting beam both ends are equipped with traction assembly, the second mounting beam both ends are equipped with tensioning adjusting assembly, the support frame one side is equipped with the elastic plug-in assembly for the stable adapter shaft, the adapter shaft is close to the elastic plug-in assembly one end and is equipped with the plug-in block, the elastic plug-in assembly and plug-in block plug-in cooperation connection. The utility model can realize round switching use, when maintaining or replacing one group of traction roll, another group can continue to work, ensure production continuity.
Owner:HANGZHOU LINAN HUIMEI DECORATION MATERIALS CO LTD
Baby sling fabric cutting and typesetting equipment
ActiveCN224254495UAdjust tensionavoid wrinklesLaser beam welding apparatusStructural engineeringLaser cutting
The utility model relates to the field of baby fabric processing, in particular to baby sling fabric tailoring and typesetting equipment, which adopts the technical scheme that the baby sling fabric tailoring and typesetting equipment comprises a machine thread box, a cover plate, a first movable block, a movable roller and a fixed roller, third guide rails which are symmetrically distributed front and back and second extension frames which are symmetrically distributed left and right are fixedly connected to the inner wall of an opening in the upper end of the thread box, and the second lead screw driven by the servo motor drives the movable bearing frame and the movable roller to move left and right along the upper end of the cover plate so as to adjust the supporting position of the movable roller on a fabric body; the rolling type fabric body conveying structure composed of the raw material roller, the fixed roller, the movable roller and the waste roller can be matched with a laser cutting machine to efficiently cut the fabric body, and the problems that when existing fabric cutting and typesetting equipment is used, the effect and efficiency are poor, and the cutting efficiency is poor are solved. And the fabric is easy to wrinkle when being cut.
Owner:JINJIANG HENGYA BABY PROD CO LTD