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92results about How to "Unanimous action" patented technology

Rear retaining device of thin plate shearing machine

The invention relates to a rear retaining device of a thin plate shearing machine, wherein cylinders are connected with a foundation in a hinge way; a guide plate is located between each cylinder and an upright plate of a worktable; the top part of a piston rod of each cylinder is connected with a lower roller wheel pin shaft perpendicular to the piston rod in the hinge way; a lower roller wheel is installed on one end of the lower roller wheel pin shaft; the lower roller wheel leans against an inclined plane of the guide plate; one end of the inclined plane of the guide plate far from the worktable inclines downward; the lower roller wheel pin shaft is also connected with connecting rods in the hinge way; the upper parts of the connecting rods are hinged with the lower parts of the rear parts of retaining supports respectively in the hinge way through pins on the connecting rods; multiple rocker arms are evenly welded on a rotary shaft along the axial direction; the middle part of each rocker arm and the middle part of the corresponding connecting rod are hinged onto a center pin of the connecting rod together; the front part and the lower part of each retaining support are provided with a waist-shaped elongated slot parallel with the upper plane of the corresponding retaining bracket respectively; the free end of each rocker arm is connected with a rocker arm pin shaft; and each rocker arm pin shaft is clamped in one waist-shaped elongated slot and further can slide along the waist-shaped elongated slot. With the adoption of the rear retaining device of the thin plate shearing machine, the retaining length is great, the support force is strong and the action is reliable.
Owner:江苏扬力液压装备有限公司

Omni-directional mobile platform capable of implementing synchronous steering

The invention discloses an omni-directional mobile platform capable of implementing synchronous steering. The omni-directional mobile platform comprises a mobile platform frame, a steering mechanism, a steering driving device and driving wheels. The steering mechanism comprises a spiral gear transmission system, a bevel gear transmission system, a gear rack transmission system and a sliding rail assembly. The sliding rail assembly comprises a guide rail and a sliding block. The steering driving device comprises a stepping motor and a speed reducer. Each driving wheel comprises a wheel leg, a servo motor, a speed reducer and a wheel body. The mobile platform is of a wheel type structure and is provided with the four driving wheels, the steering driving device controls the driving wheels to perform steering through the steering mechanism, and the driving wheels drive the mobile platform to move. The four driving wheels are controlled through the stepping motor to perform synchronous steering and are controlled simply, motions are accurate, the steering mechanism is installed in the mobile platform, the servo motor and the speed reduce are installed in the driving wheel leg, high-speed high-precision omni-directional movement is implemented, and the omni-directional mobile platform has the advantages of being high in transmission efficiency, compact in structure and accurate in positioning and the like.
Owner:JIANGNAN UNIV

Large-piece processing clamping method

The invention discloses a clamping method for the processing of a supper-long large work piece vehicle. Both ends of a work piece are supported by utilizing a double way automatic hydraulic pressure chuck and a pair of expansion core fixtures, the movement of the push rod inside of the expansion core fixtures is driven by a hydraulic piston inside the chuck, a group of radial slide blocks inside the expansion fixture are pushed and inner bores on both ends of the work piece are expanded, a rubber ring for resetting is installed on the slide block, and the contact part between the push rod and the axial slide block is a cone surface. As the coaxiality of the double way automatic hydraulic pressure chuck is good, the strength of the expansion fixture is high, the distensible force is large, the clamping requirement on the processing of the supper-long large work piece vehicle can be met, the turnaround of the vehicle is not required during the processing, the problem of free swinging knife does not exist, the coaxiality precision and the relevant processing precision of the work piece can be ensured, the operation is convenient, the production efficiency is high, and the clamping method can be suitable for clamping work pieces with different bore diameters by replacing the slide block.
Owner:JIANGSU SHUGUANG OIL DRILLING EQUIP CO LTD

Steel ladle capping device

The invention discloses a steel ladle capping device which comprises a rotary arm, a rotary column, a column, a lifting oil cylinder and a rotary motor, and further comprises counter weights, locking hooks, connecting rods, a connecting shaft, a steel wire rope, a supporting seat and a handle, wherein both the two sides of lifting hooks at the front end of the rotary arm are provided with the counter weights, the locking hooks and the connecting rods, and the connecting rods at the two sides of the lifting hooks are connected with each other through the connecting shaft; and the steel wire rope is installed at one side of the rotary arm, one end of the steel wire rope is connected with the connecting rod, the other end of the steel wire rope passes by a fixed pipe at the side surface of the rotary arm, is turned and then tied at the middle position of the handle, and the handle is installed on the supporting seat of the lower part of the rotary column. Because the steel ladle capping device closes a lifting hook opening through the locking hooks, a relatively closed space is formed, a hanger shaft is prevented from unhooking, so the potential safety hazards of the equipment can besolved. The steel ladle capping device adopts a connecting rod mechanism as a locking device, and the steel wire rope is pulled through a lever principle, thus ensuring the structure of the mechanismto be simple, convenient to use and easy to operate.
Owner:DALIAN HUARUI HEAVY IND GRP CO LTD

Stacking machine, grabbing device and grabbing hook mechanisms

The invention relates to a stacking machine, a grabbing device and grabbing hook mechanisms. The stacking machine comprises a frame, a transverse moving device, a lifting device, a guide device and the grabbing device for grabbing goods. The grabbing device comprises the two oppositely arranged grabbing hook mechanisms. A space for accommodating the goods is formed between the two grabbing hook mechanisms. The grabbing hook mechanisms comprise mounting frames provided with hook claws. One ends of the hook claws are hinged to the mounting frames, and the other ends of the hook claws are provided with hooking parts for hooking the goods. The mounting frames are also provided with a motor. An output shaft of the motor is in transmission connection with a crank arm which drives the hook clawsto rotate around the hinge points of the mounting frames and the hook claws. The hook claws have hooking positions for hooking the goods and disengaging positions for disengaging the goods in the rotating process. The motor drives the crank arm to swing to drive the hook claws to rotate around hinge shafts of the hook claws so as to grasp the goods. Compared with the traditional way of driving thehook claws to move horizontally by a hydraulic cylinder and a pneumatic cylinder, the grabbing device is simple in structure, small in size and good in applicability.
Owner:YUNNAN ZHUOPEI TECH

Omni-directional movable platform for automatic transportation and application thereof

InactiveCN110816646AEliminate moreEliminate difficultyMechanical steering gearsElectrical steeringGear driveGear wheel
The invention relates to an omni-directional movable platform for automatic transportation and application thereof. The omni-directional mobile platform comprises a movable platform frame, a driving mechanism, a steering mechanism, a steering driving mechanism and wheels; the four wheels are connected in two modes through front wheel shafts and rear wheel shafts, and front straight gears and rearstraight gears are arranged on the front wheel shafts and the rear wheel shafts, and the front straight gears and the rear straight gears are connected through a third synchronous belt; the driving mechanism transmits power to the front wheel shafts through the transmission of the gears, the steering driving mechanism is connected with a steering power gear, the steering power gear is connected with a steering power auxiliary gear through a first synchronous belt, the steering power auxiliary gear is coaxially connected with one of the steering gears, the four steering gears are connected through a second synchronous belt, and the four steering gears are connected with a half shaft through a supporting shaft. The walking power and steering power are provided through one servo motor and onestepping motor, the four wheels are synchronously rotated and steered, the control is simple, and the actions are consistent.
Owner:SHANDONG UNIV OF SCI & TECH

Multifunctional vegetable cutter for tuber and block vegetable cutting

The invention discloses a multifunctional vegetable cutter for tuber and block vegetable cutting. The multifunctional vegetable cutter comprises a rack. A vegetable cutting device and a linear movement mechanism used for being connected with the vegetable cutting device are mounted on the rack. A transport mechanism is arranged at the position, below the vegetable cutting device, of the rack. A feeding mechanism is mounted at the end, close to the starting end of the transport mechanism, of the rack through an end plate. A vegetable collection tank is mounted at the other end of the rack. Thefeeding mechanism comprises a feeding tank. The feeding tank comprises a bottom plate. The two sides of the bottom plate are connected with two sets of adjusting plates through telescopic plates. Thetwo sets of adjusting plates are arranged symmetrically. Each adjusting plate is an arc plate with the radian. The two sets of adjusting plates on the two sides are arranged concentrically in the initial state. The telescopic amount, in the radial direction, of the two sets of adjusting plates is controlled through an adjusting device. According to the multifunctional vegetable cutter, when vegetables are conveyed into the vegetable cutting device, vegetable integrity is guaranteed, and therefore cutting of the vegetable cutting device to the vegetables is facilitated, and then the appearanceand taste of the vegetables are improved.
Owner:CHAOHU UNIV

Anti-leakage sealing method of double-stage material push centrifugal machine

The invention discloses an anti-leakage sealing method of a double-stage material push centrifugal machine. The anti-leakage sealing method is characterized in that negative pressure is generated in aliquid cavity between a housing and an outer rotary drum so that in the process that an inner rotary drum does an axial reciprocating action during work of the centrifugal machine, the pressure of asolid cavity is larger than or equal to the pressure of the liquid cavity all the time; and the part, where the negative pressure is generated, of the liquid cavity is located in a drying area corresponding to an outer rotary drum filter cake concentrating part. In the working process of the centrifugal machine, the phenomenon that liquid in the liquid cavity back flows to a solid collecting cavity through a baffle, and the solid moisture percentage is increased is avoided or reduced, and therefore the solid-liquid separation effect is improved; and when the centrifugal machine stops working,an external negative-pressure pump system does not affect work such as demounting of a centrifugal machine body at all, a dynamic sealing device also retracts to reset under the effect of an elastic part, a certain distance is maintained between the dynamic sealing device and the housing, and demounting of the housing is not affected as well.
Owner:ZHEJIANG QINGJI IND +1

Holding forceps

The invention discloses a pair of holding forceps. The holding forceps comprise an upper forceps head, a lower forceps head and a forceps rod, wherein the upper forceps head and the lower forceps head are coupled with the front end of the forceps rod through a first pin shaft; a pull rod is arranged inside the forceps rod; the front end of the pull rod is coupled with the tail ends of the upper forceps head and the lower forceps head through first connection pieces; an upper elastic handle and a lower elastic handle are arranged at the tail end of the pull rod; the tail ends of the upper elastic handle and the lower elastic handle are fixedly connected with the tail end of the pull rod; the front ends of the upper elastic handle and the lower elastic handle are coupled with the pull rod through second connection pieces; the front ends of the upper elastic handle and the lower elastic handle are separated in a normal state. The holding forceps have the advantages of being ingenious in design and reasonable in structure, instruments can be easily operated by three fingers for holding a pen, the straight rod type operation is very suitable for suture and other surgery actions, operation flexibility of non-injury clamping is greatly improved, the actions of the forceps heads and the handles are consistent, operation of the holding forceps is similar to that of a mechanical simulation hand, operability is increased, and time of operations is saved.
Owner:桐庐优视医疗器械有限公司
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