49results about How to "Press fast" patented technology

This invention involves a type of pneumatic non-load quick dual-speed hydraulic jack, of which, the small of piston ring (17) of hydraulic pump cylinder integrates with pump body (19) and external ring of step pump core (14) to form movable assembly; the middle part of step pump core (14) is provided with pump core step interface (8); the step hole on the same axis of pneumatic valve block on special pneumatic valve structure is provided with washer (48), button (49), pneumatic valve core (45), compressed spring (68) and valve core securing seat (46). The available effect of this invention is stated as follows: the pump core interface used for conversion of hydraulic speed is characterized by the excellent process and low cost; the pneumatic valve parts specially provided for the jack can replace the hydraulic quick pump structure partially when the high-pressure air source is available. High-pressure air delivered to the oil reservoir of the external sleeve (4) will press the hydraulic oil into the oil chamber of oil cylinder, and thus facilitate the quick lift of jack piston under light load or empty load.

A stripping device for stripping a waste piece from a sheet in a press has a resilient connecting portion connecting supporting finger connected to a frame of the press and a cogwheel disposed proximal an aperture of the frame. The cogwheel is aligned in register with a die in a first configuration of the device and slides along the cogwheel in contact with the waste piece to deflect, and thereby strip, the waste piece. The die also biases the cogwheel towards the finger as it is rotated until the device is in a second configuration in which the cogwheel is aligned for biasing back into the first configuration when the die is removed from contact with the cogwheel.

The invention relates to a hydraulic machine for single-piece fiber cement plate pressing. The hydraulic machine is characterized by comprising a hydraulic machine body and a multi-station conveying device, the hydraulic machine body is arranged in the middle of the multi-station conveying device, the multi-station conveying device comprises a conveyer belt, a driving roller, two tensioning rollers and a high-pressure water cleaning roller, the driving roller, one tensioning roller, the high-pressure water cleaning roller and the other tensioning roller are arranged in sequence to form the cyclic multi-station conveying device, a plate blank conveying machine and a dewatered plate blank conveying machine are arranged on the left side and right side of the hydraulic machine body, and plate blank suckers are arranged above the plate blank conveying machine and the dewatered plate blank conveying machine respectively. The hydraulic machine has the advantages that a plate blank or a pressed dewatered plate blank is directly conveyed to the pressing station or stacking station through the multi-station conveying device extending to the two ends of the hydraulic machine body, and vertical drainage can be achieved quickly during pressing due to the fact that the plate blank is conveyed through the fibrage conveyer belt.

The invention discloses an air pressure type artery postoperation hemostat and relates to the technical field of medical care instruments. The hemostat comprises an upper tank and a lower ring, wherein the upper tank is divided into an inner circular cavity A and an outer ring cavity A, and the inner circular cavity A and the outer ring cavity A open downwards; a one-way air inlet valve is mounted on one side of the top face of the inner circular cavity A, and a one-way air release valve is mounted on the top face of the outer ring cavity A; a puller bolt is arranged at the center of the top face of the inner circular cavity A in a threaded connection mode, and the outer side of the puller bolt is sleeved with a telescopic sealing sleeve; the lower end of the upper tank and the upper end of the lower ring are sealed in a loose joint mode; the lower ring is divided into an inner circular cavity B and an outer ring cavity B, the inner circular cavity B and the inner circular cavity A are identical in size and are sealed in a butt joint mode, and the outer ring cavity B and the outer ring cavity A are identical in size and are sealed in a butt joint mode; a cotton pad is arranged in the inner circular cavity B and soaked with etamsylate. The air pressure type artery postoperation hemostat has the advantages that negative pressure of the outer ring cavity A enables the device to be tightly adsorbed to the body of a patient without a bandage, positive pressure of the inner circular cavity A is used for balancing blood pressure to reduce bleeding, operation is easy, and time is saved.

A fuel injector (1) for the direct injection of fuel into the combustion chamber of an internal combustion engine includes a piezoelectric or magnetostrictive actuator (6) and an hydraulic coupler (2), the coupler (2) having a master piston (3) and a slave piston (8), which are connected to a pressure chamber (14), and the pressure chamber (14) being filled with an hydraulic fluid. The pressure chamber (14) is sealed from an actuator chamber (21) by a first seal (12) and from a valve interior chamber (17) by a second seal (13).

The invention relates to a paper pressing device before printing. The paper printing device comprises a machine shell, a first press roll, a second press roll, a third press roll, a fourth press roll, a first connecting rod, a second connecting rod, a first screw rod and a second screw rod. The first press roll, the second press roll, the third press roll and the fourth press roll are all located in the machine shell in a rolling mode through rotating shafts. The first press roll and the second press roll are correspondingly arranged up and down, and the third press roll and the fourth press roll are correspondingly arranged up and down. The first connecting rod connects the rotating shaft of the first press roll and the rotating shaft of the third press roll. The second connecting rod connects the rotating shaft of the second press roll and the rotating shaft of the fourth press roll. According to the paper pressing device before printing, the flatness of pressed paper is guaranteed, and the pressing speed is high, so that the working efficiency is improved.

The invention relates to a soft-seal valve element of a valve. The soft-seal valve element comprises a connecting tube. The top of the connecting tube is sleeved with a threaded column. A handle is integrally formed at the top of the threaded column. Supports are arranged on the two sides of the connecting tube respectively. A bolt is arranged at one end of each support. The interior of the connecting tube is of a hollow structure. Sliding grooves and threaded grooves are formed in the inner wall of the connecting tube. The threaded grooves are formed above the sliding grooves. A stretchable rod is sleeved with the bottom of the connecting tube. The connecting tube is movably connected with a valve element body through the stretchable rod. According to the soft-seal valve element, as the threaded grooves and the sliding grooves are formed in the inner wall of the connecting tube, the effect of converting rotating pressing into sliding pressing is achieved; as a buffering air bag is arranged, the effect of protecting the stretchable rod and the valve element body is achieved; as an air bag layer is arranged, the effect that the valve element body is pressed to achieve better sealing is achieved; and as an air pressure guide rod and a piston are arranged, the effect of pressing the air bag layer is achieved.

The invention belongs to the technical field of municipal construction and relates to a multifunctional fixed-point surveying and mapping tool for municipal construction. The tool comprises a circular tube; a measuring host machine is fixed at the top end of the circular tube; a connecting frame is fixed on the outer wall of the upper part of the circular tube; a control machine is fixed on the connecting frame; and two first rotating seats are fixed on the outer wall of the bottom of the circular tube; clamping and supporting mechanisms are rotationally connected to the first rotating seats; each clamping and supporting mechanism comprises a second rotating seat rotationally connected with the corresponding first rotating seat through a shaft pin; a T-shaped rod is rotationally connected to the bottom end of each second rotating seat; bent rods are fixed to the two sides of the bottom end of each T-shaped rod; clamping wheels are rotationally connected between the two bent rods; and a supporting plate is fixed in the bottom end of the circular tube. According to the multifunctional fixed-point surveying and mapping tool for municipal construction, a ground pile placed at the bottom of the circular tube can be clamped by the clamping and supporting mechanisms, so that an operator can hold the circular tube to press the ground pile into the ground, the operation of hammering the ground pile with a hammer is omitted, the quantity of equipment carried by the operator is reduced, and the working efficiency is conveniently improved.

The invention relates to a pressing machine, in particular to a latticed reinforcing rib pressing machine for a paperboard. The invention provides the latticed reinforcing rib pressing machine for the paperboard, which is rapid in pressing. A latticed reinforcing rib pressing machine for paperboards comprises a support, limiting wheels, a protective shell, a moving mechanism, a gluing mechanism and a compacting mechanism. A limiting wheel is rotationally arranged on the lower left side in the support, a protective shell is arranged on the upper side of the support, a moving mechanism is connected between the protective shell and the support, a gluing mechanism is arranged on the moving mechanism, and a compacting mechanism is arranged on the support. The first moving frame makes contact with the ejector block, so that the swing rod rotates reversely, the second moving frame and the rotating shaft move downwards, then the pressing wheel moves downwards to make contact with a reinforcing rib, the automatic pressing effect is achieved, and meanwhile the pressing speed is high.

The invention provides a device for producing a ship superstructure wave-shaped enclosure bulkhead plate. The device comprises an oil press, a wave-shaped pressing upper die, a wave-shaped pressing lower die, a die leaning and blocking tool piece, a combined tool piece and a plurality of roller limiting devices, wherein the wave-shaped pressing lower die is fixed on a working platform of the oil press, the wave-shaped pressing upper die can be arranged right above the wave-shaped pressing lower die in an up-down moving mode, the combined tool piece is fixed to a to-be-pressed steel plate, and the die leaning and blocking tool piece is fixed to the side wall of the side, close to the combined tool piece, of the wave-shaped pressing lower die, and the multiple roller limiting devices are arranged on the left side and the right side outside the oil press working platform and perpendicularly attached to the front side face and the rear side face of the steel plate. According to the device for producing the ship superstructure wave-shaped enclosure bulkhead plate and the method for pressing the wave-shaped enclosure bulkhead plate, wave wall plate splicing is reduced, original single wave-shaped pressing is changed into continuous multi-wave pressing, the pressing speed is greatly increased, segmentation and folding correction are reduced, and the segmentation construction period is prolonged.

In order to be able to attach an automatic rear-end filling device (20) to a vertically operating box baler (1), which does not increase the height requirement for such an automated vertical box baler (1) too much and at the same time permits batchwise operation, a collecting trolley (SW) filled with loose material (P) is automatically lifted by means of a corresponding lifting/pivoting device (20) and dumped in a storage container (21) at the e.g. rear wall and from there it is pushed diagonally upwards in the direction of movement (24′) through a filling opening (2.2a) into the interior of the press box (2) by means of a storage pusher (24).