14results about How to "Effective traction" patented technology

The invention belongs to the technical field of traction equipment, and discloses aluminum alloy profile processing and production traction equipment which comprises a mounting seat, a first mounting groove is formed in the top of the mounting seat, a plurality of rollers are rotatably connected to the inner wall of the first mounting groove, and two supporting plates are fixedly connected to the top of the mounting seat; a mounting plate is fixedly connected to the tops of the two supporting plates, a mounting frame is fixedly connected to the outer wall of the mounting plate, a hydraulic cylinder is fixedly connected to the top of the mounting frame, the output end of the hydraulic cylinder penetrates through the mounting frame and is slidably connected with the mounting frame, a fixing plate is fixedly connected to the output end of the hydraulic cylinder, and a motor is fixedly connected to the inner wall of the fixing plate. And a driving assembly is installed at the output end of the motor, the driving assembly penetrates through the mounting plate and extends to the outer side of the mounting plate, a fourth bevel gear is installed on the outer wall of the driving assembly, and a shaft sleeve is movably installed on the driving assembly.

The invention relates to the technical field of cloth processing and feeding equipment, and particularly discloses an automatic feeding device and method of an ultrasonic lace machine. The automatic feeding device comprises a conveying structure, a fixing structure, a traction structure and a limiting structure; the fixing structure is detachably arranged on the rear side of the left end of the conveying structure, the traction structure is fixedly arranged on the conveying structure, and the limiting structure is fixedly arranged on the traction structure. According to the automatic cloth pushing and flattening device, the production continuity can be greatly improved, so that the production efficiency is improved, cloth can be stably pushed and flattened according to a set program through an automatic structure, the states of all sections of cloth are consistent when the cloth enters the lace machine, and the stability of the product quality is improved.

The invention discloses a cast-in-place bridge reinforcing steel bar auxiliary installation device, and relates to the technical field of reinforcing steel bar installation, the cast-in-place bridge reinforcing steel bar auxiliary installation device comprises an installation seat, a concentric-square-shaped supporting frame is fixed on the installation seat, a pair of semi-circular-ring plates is slidably installed on the concentric-square-shaped supporting frame, and a semi-circular-ring pipe is fixed on each semi-circular-ring plate; the arc-shaped rack is in transmission connection with a radial traction assembly used for driving the radial fixing plate to slide in the radial direction. The two semicircular ring pipes are driven by the opposite sliding assembly to achieve butt joint, the function of free butt joint and separation greatly facilitates installation, a reinforcement cage needing to be installed is encircled by the two semicircular ring pipes, the clamping assembly is driven by the radial traction assembly, effective butt joint of vertical steel bars of the reinforcement cage is achieved, and the installation efficiency is improved. The one-way locking assembly facilitates radial uniform traction of the reinforcement cage, stable positioning of the cast-in-place bridge reinforcement cage is guaranteed, deformation and deviation of the reinforcement cage are effectively avoided, and the mounting and positioning quality of the reinforcement cage is greatly improved.

The utility model relates to the technical field of servo motors, in particular to a power supply wiring mechanism for a servo motor, which comprises a first shell and a second shell. A front end cover and a rear end cover are arranged at the two ends of the first shell respectively, and the front end cover, the first shell and the rear end cover are connected with one another to form a first mounting cavity; the second shell comprises a sleeving part and a shell part, a fan cover is arranged at the rear end of the second shell, and a second mounting cavity is formed among the fan cover, the shell part and the rear end cover; a junction box with a third mounting cavity is arranged on the outer wall of the second shell; a first wire hole is formed in the side wall of the first shell, a second wire hole is formed in the side wall of the second shell, and a third wire hole is formed in the bottom wall of the junction box. The mechanism not only is simple in structure, but also can gather the wire harnesses of the first mounting cavity and the second mounting cavity into the junction box at the top, so that the unified wiring operation with the outside is more convenient.

The utility model discloses lawn base cloth positioning and cutting equipment, which belongs to the technical field of lawn base cloth processing and comprises a placing plate, bottom columns symmetrically arranged at the bottom of the placing plate, placing frames symmetrically arranged on the placing plate, and winding and unwinding rollers wound with base cloth and placed on the placing frames. A traction module making contact with the base cloth is arranged on the containing plate, guide cylinders are symmetrically arranged on the two sides of the containing plate, a lifting plate is slidably arranged on the guide cylinders, a lifting assembly is arranged between the end, close to the ground, of the lifting plate and the containing plate, and positioning plates abutting against the base cloth are arranged on the two sides of the lifting plate. An adjusting plate is slidably connected to the end, away from the lifting assembly, of the lifting plate, a vertical plate is connected to the outer end of the adjusting plate, a first electric telescopic rod is connected between the lifting plate and the vertical plate, a cutting assembly is arranged on the adjusting plate, and the device has the advantages of effective traction, flexible lifting, rapid positioning, efficient cutting, flexible adjustment, reliable structure, convenient operation, simplicity, convenience and practicability.

The invention relates to an automatic powder conveying system and belongs to the technical field of powder conveying, the automatic powder conveying system comprises a pallet conveyor, a material conveyor and a manipulator unstacker, the manipulator unstacker is located on the right side of the pallet conveyor, the material conveyor is located on the right side of the manipulator unstacker, and an empty plate stacking machine is fixed to the back face of the pallet conveyor. A crystal crusher is fixed to the top of the material conveyor, a lifting dust remover is fixed to the right side of the material conveyor, and an automatic bale cutter is fixed to the right side of the lifting dust remover. According to the automatic powder conveying system, through cooperation of the pallet conveyor, the mechanical arm unstacker, the material conveyor, the crystal breaking machine and the automatic bag cutting machine, outer bags can be automatically subjected to crystal breaking and conveying, then the automatic feeding and conveying effects can be achieved, the labor intensity of workers is reduced, and the production efficiency is improved; and dust on the outer surface can be effectively cleaned and pulled, so that the safety degree of food can be effectively improved.

The utility model relates to the technical field of bridge traction, and particularly discloses a device for emergency opening and closing of a double-wing horizontal rotating steel bridge, which comprises a tractor positioned below the bridge and connected with one end of the bridge, a connecting mechanism for connecting the tractor and the bridge, and a counterweight component matched with the tractor and positioned below the bridge, the tractor moves in the transverse bridge direction. According to the utility model, the frame can be driven to lift through the lifting mechanism, so that the frame can effectively bear the weight of the counter weight, the traction force of the tractor is further increased, and effective traction of a large bridge is realized.

The utility model relates to an anti-slip skinning traction device which comprises thigh sheaths, shank sheaths and shorts, the outer sides of the thigh sheaths and the outer sides of the shank sheaths are connected through traction belts, the thigh sheaths are upwards connected with connecting belts corresponding to the two sides of the thighs, and the shorts are composed of a rear pant body, a front pant body, two outer adjustable shoulder straps and two inner adjustable shoulder straps. The front pant body is composed of two half pant bodies which are buckled oppositely, and the middle of the lower portion of the rear pant body is connected with a blocking part which can be bent upwards and detachably pasted to the upper portions of the half pant bodies; the inner adjustable shoulder girdles and the outer adjustable shoulder girdles are detachably connected with the connecting belts of the thigh protective sleeves through inserting buckles. The device has the advantages of being convenient to wear, effectively avoiding foot pressure sores and being good in traction effect.

The application discloses an air bag mattress and bed. The air bag mattress comprises a mattress body, an air pump assembly, an air bag assembly, a heating element and a control device. The mattress body is provided with a headrest area, a neck area and a body area; the air pump assembly comprises two independent air pumps; the air bag assembly comprises two air bags corresponding to the headrest area and the neck area respectively, and the air pump is connected to the corresponding air bag through a pipeline; the heating element is integrated in the neck air bag; the control device is electrically connected to the air pump assembly and the heating element, and can control the inflation of the neck air bag and the hot compress of the heating element, and automatically switches to the inflation of the headrest air bag after a preset time, so that the switching of the cervical vertebra hot compress and the sleep support is realized. The air bag mattress and bed disclosed by the application can realize the hot compress positioning of the cervical vertebra through the air bags controlled independently in different areas, and effectively improve the use experience of users.

A wafer rotary table is rotatably installed on a bottom plate, a rotary table driving device for driving the wafer rotary table to rotate is arranged on the bottom plate, the wafer rotary table comprises an upper disc located at the bottom and a shell surrounding the upper disc, a lifting and leveling device is installed on the upper disc, a workbench is installed on the lifting and leveling device, and the lifting and leveling device is connected with the workbench. A wafer placing table is installed on the working table, a lifting and leveling device drives the wafer placing table to lift and level, an ejector pin which penetrates through the wafer placing table and is used for supporting wafer lifting is installed on the upper disc in a lifting mode, the ejector pin is driven by an ejector pin lifting power device, and a plurality of bottom measuring sensors which penetrate through the wafer placing table in a lifting mode are further arranged on the upper disc. The wafer placing table is provided with a negative pressure channel for performing negative pressure suction on the wafer, and the negative pressure channel is connected with a negative pressure system; the adjusting table can perform horizontal adjustment and height measurement on the supported wafer, and can ensure that the wafer is accurately placed after being taken for multiple times, so that the use effect is improved.

The utility model discloses a winch rope fastener, and relates to the technical field of rope fasteners. The automobile traction device comprises a bottom plate, a bayonet groove is formed in the upper end of the bottom plate, a stress groove is formed in the inner surface of the bayonet groove and can be stressed when an automobile is dragged, a rotating groove is formed in one side of the bottom plate, a rotating rod is rotationally arranged on the inner surface of the rotating groove, and a clamping groove is formed in the other side of the bottom plate. A rotating frame is jointly and fixedly arranged at the two ends of the rotating rod, the upper inner wall of the rotating frame is attached to the upper end of the bottom plate, limiting grooves are formed in one side of the rotating frame and one side of the bottom plate, a limiting bolt is jointly and slidably arranged on the inner surfaces of the two limiting grooves, and the outer surface of the limiting bolt is sleeved with a limiting nut in a threaded mode; according to the winch rope buckle, the winch rope buckle can stably limit the traction position through the rotating frame, and the winch rope buckle can effectively assist an automobile in traction through the rope ring and the safety buckle.

The utility model relates to the technical field of vehicle running control, and discloses a rodless type electric tractor four-wheel steering system which comprises a frame, four mounting plates are fixedly connected to the top of the frame, gear blocks are arranged on the inner sides of the bottoms of the mounting plates, the bottoms of the gear blocks are rotationally connected with a mounting plate frame, and the mounting plate frame is fixedly connected with the frame. A first motor is fixedly connected to the bottom of the mounting plate rack, a first gear is fixedly connected to the output end of the first motor, the first gear is in meshed connection with the gear block, a second motor is fixedly connected to the position, away from the center of the trolley frame, of the outer side of the mounting plate rack, and wheels are fixedly connected to the output end of the second motor; and two shells are fixedly connected to the top of the mounting plate. According to the utility model, the structure of the four-wheel steering system can be conveniently replaced, so that the subsequent replacement or maintenance is facilitated, the replacement time is shortened, and the influence on the use of the tractor is avoided.

The adjustable calcaneus traction support comprises a horizontal supporting bottom frame, a shank supporting plate and an ankle supporting plate are sequentially arranged on the horizontal supporting bottom frame in a supporting mode, the bottom of the ankle supporting plate is horizontally and rotatably installed on a first supporting block around the axis, and the first supporting block is vertically and movably installed on a second supporting block; the second supporting block is horizontally and movably installed on the horizontal supporting bottom frame in the extending direction of the legs. The technical scheme is mainly applied to patients needing calcaneus traction.

The present invention relates to the technical field of cloth processing and feeding equipment, and specifically discloses an automatic feeding device and method for an ultrasonic lace machine, comprising a conveying structure, a fixing structure, a traction structure and a limiting structure; the fixing structure is detachably arranged on the rear side of the left end of the conveying structure, the traction structure is fixedly arranged on the conveying structure, and the limiting structure is fixedly arranged on the traction structure. The present invention can continuously and stably provide cloth for the lace machine through an automated structure that simulates manual pushing and flattening of cloth feeding, which can greatly improve the continuity of production, thereby improving production efficiency. The automated structure can stably push and flatten cloth according to a set program, so that the state of each section of cloth when entering the lace machine is relatively consistent, thereby improving the stability of product quality.