57results about How to "Not easy to relax" patented technology

The invention discloses a battery packaging piece trough entering machine which relates to the field of battery production, and aims at solving the problems that the existing battery packaging piece trough entering machine is low in efficiency. The battery packaging piece trough entering machine comprises a feeding device, a film delivery device, a cast welding clamp and a sliding seat for driving the cast welding clamp to move transversely, wherein the film delivery device comprises a film support plate, a film cutting assembly arranged above the film support plate, and a transversely movable film taker, wherein the film support plate is provided with a film enclosing port; a feed clamping frame is arranged above the film enclosing port and is provided with an evading groove which evades the transverse movement of the film taker; the cast welding clamp is arranged just below the film enclosing port; the feeding device comprises a feed clamping arm and a push rod; the feed clamping arm can transfer a pole group to the feed clamping frame; the push rod pushes the pole group in the feed clamping frame into the cast welding clamp along the film enclosing port; by adopting the machine, film enclosing and trough entering can be achieved automatically, and as the pole group transferring and film enclosing and trough entering processes are achieved by different components, time can be fully used, and the work efficiency is improved.

The invention belongs to the technical field of medical apparatuses and instruments, and particularly relates to a multifunctional fixing device for a neurosurgery department. The device comprises a fixing plate, and a head fixing device and a supporting device matched with the head fixing device are arranged on the fixing plate; the supporting device comprises a head supporting structure and a neck supporting structure matched with the head supporting structure; the head supporting structure comprises a head supporting plate and a head supporting transmission structure matched with the head supporting plate; the head fixing device comprises a first fixing gear rotationally connected with the fixing plate, and a multi-angle adjusting structure is connected to the first fixing gear; a supporting shell is arranged on the fixing plate, and the neck supporting structure comprises a neck supporting plate and a neck transmission structure matched with the neck supporting plate; the multi-angle adjusting structure can adjust the head fixing device according to the rotation angle of the head supporting plate, then, the head of a patient is fixed, meanwhile, the phenomenon that use is not convenient when the neck of a patient is not supported in use is avoided, and convenience and stability are improved.

The present invention pertains to a copper alloy for electrical and electronic equipment, a copper alloy thin sheet for electrical and electronic equipment, and a conductive part and terminal for electrical and electronic equipment. The copper alloy for electrical and electronic equipment contains more than 2.0 mass% to 15.0 mass% of zinc, 0.10 mass% to 0.90 mass% of tin, 0.05 mass% to less than 1.00 mass% of nickel, 0.001 mass% to less than 0.100 mass% of iron, and 0.005 mass% to 0.100 mass% of phosphorus, with the remainder comprising copper and unavoidable impurities. The copper alloy satisfies 0.002 ≤ Fe/Ni < 1.500, 3.0 < (Ni + Fe)/P < 100.0, and 0.10 < Sn/(Ni + Fe) < 5.00 in terms of atomic ratios. The yield ratio (YS/TS), which is calculated from the tensile strength (TS) and 0.2% offset yield strength (YS) when a tension test is performed in a direction parallel to the rolling direction, is over 90%.

The invention discloses a fracture reduction lifting needle which comprises a needle bar with a tip. The needle bar is provided with a clamping portion, an insertion hole which is matched with the tail of the needle bar is formed in one end of the clamping portion, a handle is arranged at the other end of the clamping portion, threads are arranged at the end, where the tip is arranged, of the needle bar, buckles are arranged in the insertion hole, and a clamp groove which is matched with the buckles is formed in the tail of the needle bar. The cross section of the tip is triangular. The clamping portion comprises a core bar and a sleeve, the insertion hole is formed in the core bar, the sleeve sleeves the core bar, at least two through holes which are perpendicular to the insertion hole are formed in the middle of the core bar, and the buckles are collision beads which are inlaid in the through holes. The fracture reduction lifting needle has the advantages that the tip is prismatic, is high in sharpness and can be driven into the femoral cortical bone of a patient easily, and accordingly the operation time can be saved; a needle head is provided with the threads, so that the fracture reduction lifting needle is high in pullout strength, and is not easy to loosen or fall off during reduction operation.

The present invention pertains to a copper alloy for electrical and electronic equipment, a copper alloy thin sheet for electrical and electronic equipment, and a conductive part and terminal for electrical and electronic equipment. The copper alloy for electrical and electronic equipment contains more than 2.0 mass% but less than 23.0 mass% of zinc, 0.10 mass% to 0.90 mass% of tin, 0.05 mass% to less than 1.00 mass% of nickel, 0.001 mass% to less than 0.100 mass% of iron, and 0.005 mass% to 0.100 mass% of phosphorus, with the remainder comprising copper and unavoidable impurities. The copper alloy satisfies 0.002 ≤ Fe/Ni < 1.500, 3.0 < (Ni + Fe)/P < 100.0, and 0.10 < Sn/(Ni + Fe) < 5.00 in terms of atomic ratios. The content of hydrogen is not more than 10 mass ppm, the content of oxygen is not more than 100 mass ppm, the content of sulfur is not more than 50 mass ppm, and the content of carbon is not more than 10 mass ppm.

The invention relates to an automatic winding machine. The automatic winding machine comprises a support frame, a first shaft rod, a diaphragm, a winding module and a cutting module; the first shaft rod is rotationally mounted on the support frame; the diaphragm is wound on the first shaft rod; the winding module comprises a winding cylinder and a second shaft rod; the winding cylinder is mountedon the support frame; the second shaft rod is detachably connected to the winding cylinder; a free end of the diaphragm is wound on the second shaft rod; an elastic pressing body is arranged on the support frame; the diaphragm is pressed on the first shaft rod through the elastic pressing body; the cutting module comprises a bearing table, a cutter and a cutting cylinder; and the bearing table isprojected on the support frame. The automatic winding machine can wind the diaphragm more tightly.

The invention relates to a heat-released welding method of a ground lead in the Amazon rainforest. The heat-released welding method comprises the following steps that to-be-welded heads at the butt joint positions of the ground lead are peeled into a cone with the conical angle being alpha through an arc peeling pincer; the to-be-welded heads of the ground lead are bundled up through an iron wire to be dried; cotton gauze is used for wiping the to-be-welded heads until an oxide layer is removed and metallic luster is completely exposed out; the to-be-welded heads are placed into a die welding chamber to enable a to-be-formed welding head to right face an outlet in the center of a die flow guide groove; a die and the to-be-welded heads are heated; the whole die is heated after the die is closed; a supporting sheet of the die is placed at the bottom of a heat melting chamber; an appropriate amount of welding powder is poured into the heat melting chamber with scale marks, a small amount of pyrophoric powder is scattered, one end of an igniting cable is inserted into the pyrophoric powder, the other end of the igniting cable is led out of the die, and the part, out of the die, of the igniting cable is ignited after a die cover is buckled; and cooling is carried out for 30 s to 50 s after welding is completed, the die is opened, the welding head is taken out to be cleaned and inspected, and antiseptic paint is sprayed to the welding head after the welding head is qualified.

The invention discloses a resin stirrer with a stable lifting device. The resin stirrer comprises a main frame of the stirrer, a stirring shaft mechanism, a stirring barrel mechanism, a lifting mechanism and a rotating mechanism, wherein the stirring shaft mechanism is arranged on the main frame, and the stirring barrel mechanism is arranged on the side surface of the main frame; the stirring shaft mechanism is arranged on the lifting mechanism; the stirring barrel mechanism is arranged below the stirring shaft mechanism and on the rotating mechanism; and the stirring shaft mechanism is matched with the stirring barrel mechanism. According to the resin stirrer, the controllability is high, and the lifting action is smooth; the weight is light, the cost is low, looseness is not prone to occurring, the service life is long, and disassembly and maintenance are convenient; and multi-direction and multi-angle staggered stirring is achieved, stirring is sufficient, the period is short, and the effect is good.

The invention provides a needle circling means and a series winding-type winding machine that comprises said needle circling means, wherein winding can be performed at a high speed, a coil wire that has been wound has high alignment accuracy, and when an insulator of a different shape is used, the trajectory of a needle can be changed without rearranging the winding machine. A servo motor for linear motion and a servo motor for oscillating motion are made to rotate only in one direction, and each servo motor is fixed to a base in an independent manner. Additionally, a circling trajectory control means controls the speed of the rotational motion of each servo motor and allows the circling trajectory of a tip of a needle to be changed.

The invention relates to the technical field of assembly type building piping shafts, and discloses an assembly type building drainage piping shaft which comprises a piping shaft body, blocking structures are arranged on the two sides of the inner wall of the piping shaft body correspondingly, and each blocking structure comprises a limiting clamp, a blocking plate, a positioning block, a pushing block, a rotating shaft, a blocking block, a clamping block and a connecting rope. The fabricated building drainage piping shaft is provided with the blocking structure, the blocking structure can install the blocking plate in a gap of the piping shaft through cooperation between the limiting clamp and the blocking plate, the blocking plate can shield the narrow and through piping shaft to a certain degree, and the blocking plate is arranged in the gap of the piping shaft. In this way, the safety degree can be improved at ordinary times or when workers maintain and overhaul the drainage pipeline, objects falling from high altitudes can be prevented, and it can also be prevented that tools fall accidentally during operation of the workers, fall from a high-floor pipeline shaft to a low floor, and drainage pipes of other floors are damaged in the falling process.

The invention discloses a blocking tower for construction of a power transmission line crossing a high-speed railway and a construction method. The blocking tower comprises a pair of towers, a lattice type connecting frame and an inhaul cable, wherein each tower comprises a tower supporting column and a cross arm perpendicular to the tower supporting column; a net pulling connecting piece is arranged in each cross arm and used for being connected with a net pulling rope; each tower supporting column and each cross arm are formed by detachably assembling prefabricated truss modules; the lattice type connecting frame is connected and installed between two towers, and the lattice type connecting frame comprises a prefabricated truss module and a prefabricated damper module which are connected together in series; and the inhaul cable comprises an inhaul cable line, a turn buckle and a nonlinear spring, the initial end of the inhaul cable line is connected into the tower supporting columns, and the tail end of the inhaul cable line is connected with the nonlinear spring and anchored to the ground. The blocking tower is simple in structure, easy to manufacture, convenient to transport due to prefabricated assembly, quick to mount, easy to dismount, capable of being recycled and saving cost, efficient in construction, capable of shortening the construction period, high in safety and high in economy.

The invention provides a bra for girls at the age of puberty, and belongs to the technical field of underwear. The bra includes cups, a connecting body used for connecting the cups, shoulder straps extending upward from outer side edges of the cups, lower supporters arranged at the bottoms of the cups, and adjusting belts. The cups include lower cup bodies and upper cup bodies, one side of each upper cup body close to the shoulder straps is provided with round hooks, and side edges of the shoulder straps corresponding to the upper cup bodies are provided with a plurality of upper cup connecting rings used for being matched and connected to the round hooks; and one side of each shoulder strap towards the upper cup bodies forms a gap, the upper cup connecting rings are embedded in the gaps,and the adjusting belts are arranged at the positions of the lower supporters corresponding to the back of a wearer. The bra has the advantages that the wearer can choose the appropriate upper cup connecting rings according to the chest shape to enable the chests to be well covered by the cups, and through the upper cup connecting rings, the size of the cups can be adjusted with the slow change ofthe chests during the age of puberty; by adding the adjusting belts on the lower supporters, the lower supporters can be suitable for a variety of lower bust sizes with good fit; and the shoulder straps are fitted with elastic straps and can be flexibly adjusted according to the body shape of the wearer so as to increase the comfort degree.