49results about How to "Press fast" patented technology

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.

A lignocellulosic product comprises a plurality of lignocellulosic pieces, and an isocyanate component and a processing aid disposed on the pieces. The processing aid is reactive with the isocyanate component, comprises a graft polyol having a continuous and discontinuous phase, and can be used to form a lignocellulosic composite article. The processing aid is useful for imparting the composite article with moisture resistance, swelling resistance, and toughness, as well as providing cold-tack during manufacture of the composite article from the product. The continuous phase comprises an isocyanate-reactive component. The discontinuous phase comprises polymeric particles. The isocyanate component and the processing aid are present in the product a combined amount of from about (1) to about (25) parts by weight based on (100) parts by weight of the product. The composite article can be various engineered lignocellulosic composites, such as oriented strand board (OSB), particleboard (PB), scrimber, or fiberboard.

The invention relates to a feeding device for a plate pressing device. The feeding device comprises a material bin, a weighing device and a water injecting and stirring device, wherein the material bin is used for containing dry materials mixed uniformly; the water injecting and stirring device is arranged under the weighing device and is used for receiving the dry materials output from the weighing device and injecting water to the dry material and stirring the dry materials; the weighing device is provided with a feeding valve and a discharging valve; the material bin is internally provided with a material bin feeding device; a material outlet of the material bin corresponds to the feeding valve of the weighing device; and a material outlet of the water injecting and stirring device is correspondingly provided with a discharging device. The feeding device for a plate pressing device disclosed by the invention can effectively improve the pressing quality of plates.

A molten metal molding machine is provided with a heating cylinder, a linear motion member for successively feeding preheated metal rods into the heating cylinder from its rear end to successively push the metal rods toward a forward end of the heating cylinder, and a heater arranged on the heating cylinder such that the metal rods are gradually molten as they move through the heating cylinder from its rear end toward its forward end. The heating cylinder, the metal rods and a cylindrical forward end portion of the linear motion member are dimensioned such that a predetermined clearance is provided between an inner circumference of the heating cylinder and an outer circumference of each of the metal rods, the cylindrical forward end portion can enter the heating cylinder, and an outer circumference of the cylindrical forward end portion is slidable relative to the inner circumference of the heating cylinder. A preheated new metal rod of a same kind as the metal rods can, therefore, be fully pushed into the heating cylinder irrespective of a fill volume into a mold.

In pneumatic non-load quick dual-speed hydraulic jack, 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) used for conversion of hydraulic speed. 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 fastness set. The pneumatic valve parts 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) presses the hydraulic oil into the oil chamber of oil cylinder, and thus facilitates the quick lift of jack piston under light load or empty load.

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.

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).

The invention discloses an enclosure pile and a construction method. The enclosure pile comprises an open type precast pile, a steel reinforcement cage is arranged on the inner cavity and a portion extending outwards from an open side, and concrete is cast into the steel reinforcement cage. The construction method includes the steps: firstly, drilling in a profile of the precast pile; secondly, pressing the open type precast pile into a hole drilled in the first step; thirdly, drilling on the ground of an open side of the precast pile to form a vertical hole with a small middle and large ends; fourthly, placing down the bundled steel reinforcement cage in the hole formed in the third step and the open type precast pile; fifthly, casting the concrete in the steel reinforcement cage, and finishing construction. The enclosure pile has the advantages that the enclosure pile is large in bearing capacity, high in construction efficiency and reliable in quality, excavation cannot be affected and the like.

The invention relates to a feeding device for a plate pressing device. The feeding device comprises a material bin, a weighing device and a water injecting and stirring device, wherein the material bin is used for containing dry materials mixed uniformly; the water injecting and stirring device is arranged under the weighing device and is used for receiving the dry materials output from the weighing device and injecting water to the dry material and stirring the dry materials; the weighing device is provided with a feeding valve and a discharging valve; the material bin is internally providedwith a material bin feeding device; a material outlet of the material bin corresponds to the feeding valve of the weighing device; and a material outlet of the water injecting and stirring device is correspondingly provided with a discharging device. The feeding device for a plate pressing device disclosed by the invention can effectively improve the pressing quality of plates.

The present application belongs to the technical field of packaging containers and relates to a self-heating packaging box for packaging food intended to be cooked or heated in the package. Specifically, the application discloses a self-heating degradable packaging box and a preparation method thereof. The self-heating degradable packaging box includes: a degradable packaging box body, including a first chamber, a second chamber and a third chamber separated from each other, and the third chamber contains a self-heating medium and at least part of a liquid distribution component and a liquid distribution component, used to pump liquid to the self-heating medium under the action of external force, so that the liquid is in contact with the self-heating medium. The self-heating degradable packaging box provided by the application is convenient to use, has a stable and controllable heating effect, and has high safety performance.

The invention discloses an energy-saving four-cylinder indirect thermoforming hydraulic press control system. In the present invention, a plurality of pump direct drive state pressure control units are respectively connected with a plurality of multi-pump confluence control units. It is connected with the process main oil circuit and the return main oil circuit. The process main oil circuit is connected with the upper end of the hydraulic press after passing through the suppression level control unit and the four-column pressing oil cylinder unit. The four-column pressing oil cylinder unit is fixedly connected with the upper end of the hydraulic press. The return main oil circuit After going through the return control unit and the overflow valve parallel control unit in turn, it communicates with the lower end of the hydraulic press. The hydraulic press controlled by the invention has faster mold clamping speed and longer pressure holding time, reduces the heat loss of air cooling, and at the same time ensures that the workpiece has sufficient mold clamping force to offset the sharply increased internal pressure during the mold clamping and quenching stage; realizes pressure and Speed ​​dynamic classification, more precise control of pressing speed and pressure.

The invention provides a conveying roller supporting beam pressing and fixing device applied in the technical field of continuous casting production. The invention also relates to a conveying roller supporting beam pressing and fixing method. The described conveying roller supporting beam pressing and fixing device The pressing part (1) includes pressing down the upper base (4) and pressing down the lower base (5), the fixing part (2) includes fixing the upper assembly (6) and fixing the lower assembly (7), pressing down the upper base (4) It is arranged as a structure capable of being welded with the embedded part (9) on the support beam base (8), and the lower base (5) is set as a structure capable of welding with the support beam body (10). The conveying roller of the present invention The support beam depressing and fixing device and its depressing and fixing method can facilitate the support beam depressing, facilitate the fixing of the support beam body, ensure the reliable arrangement of the support beam, reduce the possibility of easy vibration during use, and increase equipment Stability, reducing safety hazards for maintenance personnel.

The invention relates to a fastener arranged for frictional or positive locking engagement with a frictional or positive locking member, the fastener comprising a protrusion realized as an extrusion, wherein the protrusion Protrudes from a plate that extends along the main plane and has a base surface facing away from the protrusion; and the protrusion includes an inner side, wherein the inner side forms a circle with an inner diameter Di in a plane parallel to the main plane; where parallel A first plane to the main plane includes a circle with a first inner diameter Di', and a second plane parallel to the main plane includes a circle with a second inner diameter Di", and the first plane is closer to the base surface than the second plane, And the first inner diameter Di' is larger than the second inner diameter Di".

The invention discloses a hydraulic energy-storing press machine, and relates to the technical field of press machines. The hydraulic energy-storing press machine comprises a gas-storing tank, an oil box, a hydraulic oil pump, an energy-storing device, a press machine main body and a hydraulic valve assembly. Through different combination of the hydraulic valve assembly, the hydraulic oil pump and the energy-storing device, different working modes of the hydraulic energy-storing press machine are achieved, the different working modes comprises a pressing mode, a constant energy forging mode or a limiting forging mode. According to the hydraulic energy-storing press machine, energy is released by using the energy-storing device, pressure releasing speed is fast, according to the test, the speed of forging of the energy-storing device is several tens of times of the pressing speed of the original hydraulic pump, therefore, under the same pressure condition, energy consumption can be remarkably reduced, and pressing speed can be remarkably improved.