35results about How to "Reduce clamping pressure" patented technology

A surgical instrument includes a handle portion, first and second jaw members operably coupled to the handle portion, and first and second sensors associated with the first or second jaw members. The first sensor is configured to measure local perfusion in tissue grasped between the first and second jaw members, and the second sensor is configured to measure a pressure applied to the tissue by the first and second jaw members.

An improved rotatable battery cable clamp connector is designed for use with applying pressure to legs of the clamp intermediate the cable section and post section of the clamp. Self-lubricating and non-corrosive materials are also used to advantage in the manufacture of the connector.

A control apparatus for a power train including a continuously variable transmission and a clutch arranged in series with the continuously variable transmission is provided in which an engaging pressure of the clutch is first reduced until a slip occurs, and is then increased after detection of the slip so as to re-engage the clutch, and an engaging pressure of the clutch to be established is calculated by giving an excess pressure to the engaging pressure at which the clutch is re-engaged, such that an excess amount of the transmitted torque of the clutch is set smaller than that of the continuously variable transmission. The control apparatus is adapted to determine a learned value as a correction value of the engaging pressure that is set in advance in accordance with an input torque applied to the clutch, based on the engaging pressure calculated by giving the excess pressure to the engaging pressure at which the clutch is re-engaged.

Disclosed is a compression molding method comprising the steps of: calculating an average value of mold clamping forces sensed in a plurality of mold clamping mechanisms for clamping a stationary and a movable mold half; obtaining a first control signal on the basis of deviation between a preset target mold clamping force and an average value of sensed mold clamping forces; sensing positions of movable members of the mold clamping mechanisms; obtaining an average value of sensed positions; setting the average value as a successive target position; obtaining a second control signal on the basis of deviation between each of the sensed positions and the successive target position; and obtaining a clamping control signal for each of the clamping mechanisms by adding the first control signal and the second control signal. An apparatus suitable for implementing the method is also disclosed.

An injection molding machine 10 utilizes a two part mold to produce a molded part. A machine includes a clamping mechanism 20 including one or more clamping cylinders 22 for applying a mold clamping force to the two part mold, an injection mechanism 30 for plasticizing material and injecting the plasticized material into the closed mold, and a controller 50 for powering the molding machine hydraulic system 52. In one embodiment, clamping pressure is automatically increased or decreased to allow air to escape as plasticized material flows into the mold cavity. In another embodiment, the controller provides a minimum clamp pressure to maintain the plasticized material within the mold as a function of fluid injection pressure to the screw member of the injection system.

The invention relates to a pre compression chemical foaming high speed injection mold forming. It synthetically uses the resources like injection molding equipment, molds, plastic materials and so on. It starts with the tight closing of the mold, injecting the precompressed melt material into the mold cavity, filling the cavity through inside foaming with the melt material closely attached to the metal wall of the cavity, solidification of the material after cooling, opening the male mold and the female mold to get the smooth, tight, and evenly allocated plastic parts. It can eliminate or reduce the shrink dent or warpage of the part, reducing injection pressure and the mold locking pressure, with low running cost, improved product dimension precision and strength, effectively reducing material consumption by 15%-35%, with higher mechanical feature and weight proportion.

The invention discloses a cleaning device for a LCM backlight source structural part. The cleaning device comprises a cleaning box and a transferring and clamping assembly, wherein the middle of the top end of the cleaning box is fixedly provided with the transferring and clamping assembly, the transferring and clamping assembly can clamp and transfer the structural part. The cleaning device is scientific and reasonable, and the use is safe and convenient; by utilizing the transferring and clamping assembly, and the structural part can be clamped, the clamped structural part is integrally operated such as cleaned, washed, wiped, dried and the like, so that the cleaning efficiency of the structural part is greatly improved, and in addition, the friction force between a threaded sliding block and the cleaning box can be effectively reduced by using a moving roller, so that the cleaning and transferring of the structure are more smooth. The clamping pressure of a first clamping plate to the structural part can be effectively reduced through a first clamping rubber gasket, damage to the structural part caused by too large clamping pressure is avoided, meanwhile, the friction force between the structural part and the first clamping plate is increased, and the structural part is prevented from being damaged due to falling in the cleaning process.

The invention relates to a composite material hot-press forming device. The composite material hot-press forming device comprises a suction cup end picker arranged on one side of the device, a feeding device, a manipulator mechanism, a hearth, a moving mechanism, a forming device and a discharging device, wherein the feeding device comprises a panel and a first driving mechanism, the panel is arranged below the suction cup end picker and used for providing resin fiber sheets, and the first driving mechanism is used for driving the panel to move upwards; the manipulator mechanism is arranged on the other side of the device and is used for grabbing the resin fiber sheets; the hearth is arranged in the middle of the device; one side of the moving mechanism is located on the lower side of the suction cup end picker, the other side of the moving mechanism is located on the lower side of the manipulator mechanism, and the moving mechanism is used for conveying away the resin fiber sheets placed in by the suction cup end picker through the manipulator mechanism after the resin fiber sheets are heated by the hearth; the forming device is arranged on one side of the manipulator mechanism and used for performing injection molding of the resin fiber sheets; and the discharging device is arranged on one side of the forming device, and is used for transporting formed products, and the carrying time is shortened. The composite material hot-press forming device has the advantages that the forming time can be shortened, the die assembly pressure can be reduced, the compatibility with injected resin can be improved, the product performance can be enhanced, and continuous operations can be achieved.

The invention discloses a rapid formation method, and belongs to the technical field of battery core manufacturing. The rapid formation method comprises the following steps: S1, pressurizing a battery core by controlling the clamping speed of two side plates of the battery core; S2, applying pressure to a clamping force critical value D1 for first formation charging, applying pressure to a clamping force critical value D2 for second formation charging, and reducing pressure to a clamping force critical value D3 for third formation charging; and S3, finishing charging, and releasing the battery core, wherein silica gel layers are arranged on the inner sides of the two side plates for clamping the battery core. According to the invention, the battery core is wrapped and clamped by the silica gel layer, so that the deformation of the battery core is reduced, and the hardness of the battery core is improved; the formation time is shortened by increasing the charging current in stages; and the infiltrating effect of the pole piece is improved by stepped pressurization.

The invention provides an end socket forming die and an end socket forming method implemented through the end socket forming die. The end socket forming die comprises a male die, a first edge pressingdie and a second edge pressing die, the first edge pressing die is arranged around the outer side of the circumference of the male die, and the second edge pressing die corresponds to the first edgepressing die; the first edge pressing die moves towards the second edge pressing die to press a plate between the first edge pressing die and the second edge pressing die; and in the pressing formingprocess, the pressure of the first edge pressing die on the plate is reduced. The pressure of the first edge pressing die on the plate is reduced in the pressing forming process of the male die on theplate, that is, the clamping pressure of the first blank pressing die and the second blank pressing die on the plate is reduced, so that a plate raw material between the first edge pressing die and the second edge pressing die moves towards the male die/die cavity, and then the local stretching thinning speed is decreased, and the formed end socket is more uniform in thickness. Therefore, on thebasis of meeting the minimum thickness of each part of the end socket, the thickness of the plate raw material is reduced, and the raw material cost is reduced.

The invention discloses an auxiliary cooling device used for the production and processing of liquid crystal display modules, comprising a cooling table, a cooling box, an air outlet and an air suction port. The upper and lower ends are provided with air outlets, and the middle of one side of the cooling box is provided with an air intake. The invention is scientific and reasonable, safe and convenient to use, and is provided with a cooling box, which utilizes the cooling U-shaped pipe inside the cooling box to achieve heat exchange. At the same time, the air flow can be formed above the cooling table by using the outlet fan and the suction fan inside the air outlet and the air suction port, the cold air can be used to cool the liquid crystal display module, and the hot air can be sucked into the cooling box by the air suction port and the suction fan. On the one hand, the flow of air is accelerated, which effectively improves the cooling rate of the liquid crystal display module;

Disclosed is an ultrasonic hemostasis and cutting system, comprising an ultrasonic vibration propagation assembly. An ultrasonic scalpel bit (101) of the ultrasonic vibration propagation assembly comprises an ultrasonic scalpel tip (11), a connection portion (13), vibration node bosses (14) and a waveguide (15), wherein the ultrasonic scalpel tip (11) is arranged in front of the waveguide (15), the connection portion (13) is arranged behind the waveguide (15), the vibration node bosses (14) are arranged on the waveguide (15), the ultrasonic scalpel tip (11) is laterally bent at a pointed end thereof, and a vibration guide groove (12) is further provided on the ultrasonic scalpel bit (101). By designing the ultrasonic scalpel bit in a bent shape and converting a longitudinal ultrasonic vibration into a longitudinal torsional composite vibration, temperature uniformity inside a tissue being cut or coagulated can be improved, thereby improving the efficiency and safety of hemostasis and cutting.