38 results about "Kilogram-force" patented technology

An ion exchangeable glass having a high degree of resistance to damage caused by abrasion, scratching, indentation, and the like. The glass comprises alumina, B2O3, and alkali metal oxides, and contains boron cations having three-fold coordination. The glass, when ion exchanged, has a Vickers crack initiation threshold of at least 10 kilogram force (kgf).

The disclosed embodiments relate to the manufacture of a battery cell. The battery cell includes a set of layers including a cathode with an active coating, a separator, and an anode with an active coating. The battery cell also includes a pouch enclosing the layers, wherein the pouch is flexible. The layers may be wound to create a jelly roll prior to sealing the layers in the flexible pouch. A curve may also be formed in the battery cell by applying a pressure of at least 0.13 kilogram-force (kgf) per square millimeter to the layers using a set of curved plates applying a temperature of about 85° C. to the layers.

The invention relates to a lubricating method for sectional material rolling. Lubricating fluid is used for lubricating a roller by adopting a full-hole type lubricating method through a nozzle. The volume percentage concentration of the lubricating fluid is in the range of 3% to 11%; the flow range of the lubricating liquid is 0.8 to 1.2m<3> / h; the pressure range of the lubricating fluid is 3-6 kilogram force; and athe relationship among the rolling speed of a sectional material, the volume percentage concentration of the lubricating liquid and the injection flow is as shown in specifications. The lubricating method has the advantages that the surface quality of the product is improved, and the roll consumption and power consumption are reduced; the adhesion of iron sheets on a roller isreduced; the rolling rhythm is improved; and the productivity is improved.

An injection molding method for making a large and thin light guide plate, is provided. First, a first mold and a second mold are provided. The first and second molds each have a molding surface formed thereon. Second, the first mold and the second mold are incorporated together to define a chamber between the molding surfaces under a clamping force selected in a range from 4000 to 4500 kilonewton to the first and second molds. Third, inject a molding material into the chamber with an injection pressure selected in a range from 2000 to 4000 kilogram force per square centimeter and an injection velocity selected in a range from 800 to 1000 millimeter per second. Finally, the first mold and the second mold are separated to obtain the light guide plate.

The invention relates to the technical field of membranes and particularly provides a hydrophilic biaxially-oriented polytetrafluoroethylene microporous membrane. The water flux of the film is 1200-3000 kg / h.sq.m (1 kilogram force of pressure / sq.cm). A processing method of the hydrophilic biaxially-oriented polytetrafluoroethylene microporous membrane comprises the following steps: mixing materials: uniformly mixing polytetrafluoroethylene resin powder, liquid lubricating oil and inorganic salt powder according to the weight ratio of 1:(0.2-0.28):(0.01-0.2) and leaving to stand at the temperature of 40-80 DEG C for 10-16 hours to form a polytetrafluoroethylene material, wherein the degree of crystallinity of the polytetrafluoroethylene resin powder tested by virtue of differential scanning calorimetry is 98-99.9% and the number-average molecular weight is 2000-10000 thousands; compacting and calendering; longitudinally drawing; transversely drawing and carrying out heat setting. The polytetrafluoroethylene microporous membrane provided by the invention can be formed in one time, and the membrane is endowed with integral hydrophilic performance through the processing method.

The invention discloses a hygroscopic warm cloud catalyst seeding pull rope, including a first end and a second end. The first end and the second end are connected by a rope body material, wherein, the first end is provided with a hanging part, the second end is provided with a hole, the breaking tenacity of the seeding pull rope is more than 900 kilograms force and the length of the seeding pull rope is more than 5 meters. The invention provides the hygroscopic warm cloud catalyst seeding pull rope with the hanging part, can hang the first end of the seeding pull rope on a fixed part of a plane, after an enclosed and packed paper box filled with catalyst powder is thrown out of the plane, the seeding pull rope is straightened and unfolded, and then the paper box is opened and the sowing is carried out; as the breaking tenacity of the seeding pull rope is more than 900 kilograms force, the seeding pull rope can be ensured not to be broken when in the processes of straightening and unfolding; and as the length of the seeding pull rope is more than 5 meters, one end of the seeding pull rope can be led to separate from the turbulent region of the plane after being straightened.

The invention relates to the technical field of membranes and particularly provides a hydrophilic biaxially-oriented polytetrafluoroethylene microporous membrane. The water flux of the film is 1200-3000 kg / h.sq.m (1 kilogram force of pressure / sq.cm). A processing method of the hydrophilic biaxially-oriented polytetrafluoroethylene microporous membrane comprises the following steps: mixing materials: uniformly mixing polytetrafluoroethylene resin powder, liquid lubricating oil and inorganic salt powder according to the weight ratio of 1:(0.2-0.28):(0.01-0.2) and leaving to stand at the temperature of 40-80 DEG C for 10-16 hours to form a polytetrafluoroethylene material, wherein the degree of crystallinity of the polytetrafluoroethylene resin powder tested by virtue of differential scanning calorimetry is 98-99.9% and the number-average molecular weight is 2000-10000 thousands; compacting and calendering; longitudinally drawing; transversely drawing and carrying out heat setting. The polytetrafluoroethylene microporous membrane provided by the invention can be formed in one time, and the membrane is endowed with integral hydrophilic performance through the processing method.

The invention relates to an injection molding method for manufacturing a light panel, which is realized in a way that: the light panel is molded by injection under the injection pressure of 2000-4000 kilogram force / square centimeter at the injection speed of 600-1000 millimeter / second. The method molds the light panel under high injection pressure at high injection speed, the high injection speed by injection and high injection speed and pressure can enhance the dimensional accuracy of the product, and thus, the method can manufacture a product with small thickness.

Disclosed herein is a method comprising injecting into a thin wall disposable core die (100) a slurry having a viscosity of about 1 to about 1,000 Pascal-seconds at room temperature when tested at a shear rate of up to 70 seconds -1 and a flow index of less than 0.6 at a pressure of up to about 7 kilograms-force per square centimeter; wherein the thin wall disposable core die (100) has an average wall thickness of about 1.5 to about 10 millimeters; curing the slurry to form a cured ceramic core; removing the thin wall disposable core die (100) from the cured ceramic core (90); and firing the cured ceramic core to form a solidified ceramic core (90).

The invention relates to a technology for cold rolling extrusion teeth of a cylindrical end face. The technology comprises the following steps that 1 a rolling tool is prepared, wherein the rolling tool is a hollow circular truncated cone adopting alloy steel as materials, and the outer surface of the rolling tool is provided with rack-shaped blades; 2 a to-be-machined workpiece is fixed in a fixture of a lathe, the rolling tool is inserted in a tool bar in a penetrating mode, and the tool bar is fixed on a carriage; 3 a machine tool is started, the revolving speed of the fixture is regulated to be at 1000 r to 1800 r, the carriage provided with the rolling tool is pushed to the direction of the end face of the workpiece to enable the outer surface of the rolling tool to make contact with the end face of the workpiece, and the rolling tool makes contact with the end face of the workpiece for three to five seconds under the environment of 30-kilogram force; 4 the carriage is loosened, the workpiece is taken down, the machine tool is switched off, the whole process is over, and machining of a small tooth face of the end face of the workpiece is completed. According to the technology for cold rolling extrusion teeth of the cylindrical end face, automation is achieved in the whole process, the defect that a traditional technology has to perform machining through mechanical equipment machining such as planing equipment and milling equipment is overcome, machining investment is small, and efficiency is high.

The invention relates to a novel movable centring tool for guide wheel slotting. The movable centring tool is specially designed for the guide wheel slotting in the photovoltaic industry and can bear guide wheels with the length larger than 1000mm and smaller than 1500mm and the weight smaller than or equal to 500kg, the axial centring force can reach 900 Kgf (kilogram-force), and the spherical jitter value, measured through a micrometer gauge after assembling, is smaller than 0.007mm. The movable centring tool is accurate in centralized positioning, convenient to operate, low in labor intensity and capable of completing clamping of a workpiece at one step; a framework oil seal arranged inside the movable centring tool can prevent water and dust; a water shield integrated with the outer circle of a tailstock taper hole is designed externally, so that water and garbage can be more effectively prevented from entering transmission parts.