31results about How to "Meet the needs of different processes" patented technology

The invention discloses an application of an acid copper leveling agent. The molecular structural formula of the acid copper leveling agent is shown in the specification. In the formula, an anion X is Cl<-> or Br<->; R1 is O or S or N, and R2, R3 and R4 can be one of H, alkyl groups, alkenyl groups, aralkyl groups, heteroarylalkyl groups, substituted alkyl groups, substituted alkenyl groups, substituted aralkyl groups or substituted heteroarylalkyl groups. The acid copper leveling agent is used in adjustable surface morphology wafer electroplating. Novel acid copper leveling agent molecules having the advantages of good water solubility, colorlessness, non-toxicity and environmental protection are designed and developed, and are different from previous dye leveling agents, and the novel acid copper leveling molecules are compounded with a traditional leveling agent or other molecules having a leveling effect to form the acid copper leveling agent as a composite leveling agent in acid copper electroplating, so the effective control of the copper electroplating surface morphology is realized by blending the molecule concentration proportions of the composite leveling agent in a same chemical system in order to meet demands of different technologies.

The invention relates to the technical field of integrated circuit manufacture and packaging, and discloses a fingerprint identification device and a fingerprint identification assembly with a mould pressing protection layer. In the invention, a mould pressing mode can be adopted to form a thinner protection layer, the protection layer is formed on the surface of a fingerprint identification chip to become one part of the fingerprint identification device without forming a lens for protection subsequently, so that, technical steps are reduced. Since the protection layer formed in the above way can be thin, the attenuation of a fingerprint signal after the fingerprint signal passes through the protection layer is reduced, the sensitivity of the fingerprint identification chip is enhanced, and fingerprint identification efficiency is improved.

The invention discloses a four-column hydraulic press and belongs to the field of metal forming machinery. The four-column hydraulic press comprises a machine base, stand columns, an upper beam, a movable beam and hydraulic cylinders, wherein the stand columns are fixedly installed on the machine base, the upper beam is fixedly installed on the top portions of the stand columns, the movable beam is installed on the stand columns in a sleeved mode, the hydraulic cylinders are fixedly installed on the upper beam, an output rod of each hydraulic cylinder is connected with the movable beam to drive the movable beam to move vertically along the stand columns, the hydraulic cylinders are connected with a plunger pump which is connected with a hydraulic control unit, and multiple pressure sensors are arranged on the machine base and are connected with the hydraulic control unit. According to the four-column hydraulic press, pressure information of the hydraulic press can be fed back to the hydraulic control unit, the hydraulic control unit regulates the pressure of the hydraulic cylinders quickly according to forming technological parameters, so that the pressure during the whole hydraulic process is controlled more accurately, and requirements of different technologies are met; the number of the pressure sensors is four, the four pressure sensors are arranged on four corners of the machine base, and pressure signals obtained through measurement are more accurate.

The invention relates to a device for adhering adhesive tape in a CIGS glass substrate wiring hole. The device comprises a conveying positioning module, an adhesive tape cutting and adhering module, apositioning and guiding module and an adhesive tape press-fit module; due to the cooperative work of the modules, the process requirement of full-automatic production from feeding, cutting and adhering to discharging is met; meanwhile, while the automatic cutting action on the adhesive tape is completed, automatic adhering of the adhesive tape is achieved through a downward pressing mechanism; acylinder output speed and pressure are convenient to adjust, and a downward pressing protecting mechanism is used for protecting glass; and compared with manual work, the takt is fast and stable in the whole process. The device adopting the structure can achieve automatic adhering operation of the adhesive tape in the CIGS glass substrate wiring hole, and can be applied to adhesive tape in variouswidths, the cutting length can be adjusted within a certain range, and the requirements of different processes can be met.

The invention provides a pressure ring assembly and semiconductor processing equipment. The pressure ring assembly is used for cooperating with a base carrying a substrate in use, and comprises a pressure ring, a supporting member used for supporting the pressure ring, and an elastic component, wherein the pressure ring is used for laminating an edge region of the upper surface of the substrate, so as to fix the substrate; and the elastic component is fixed between the pressure ring and the supporting member, and a downward elastic force applied to the pressure ring is realized through stretching the elastic component when the substrate is fixed by the pressure ring. The pressure ring assembly provided by the invention does not need to satisfy a backpressure requirement through limiting the pressure ring to adopt heavy materials, nor to satisfy a backpressure requirement through increasing balance weight additionally, thus the pressure ring material can be extent to light metal or non-metallic materials so as to satisfy the requirements of different processes, thereby improving the applicability of the semiconductor processing equipment.

The invention discloses an automatic punching device for a cylinder body water sleeve. The automatic punching device comprises a steel structure bracket, an air storage tank, a first air cylinder, a second air cylinder, a third air cylinder, universal wheels, an operating electric cabinet and a PLC program controller; the steel structure bracket comprises an upper platform and a lower platform, the air storage tank is arranged on the lower platform, a groove is formed in the middle of the upper platform, a positioning jig is arranged in the groove, and a first side face air drill and a secondside face air drill are arranged on the two sides of the positioning jig correspondingly; the first air cylinder and the second air cylinder are arranged at the edges of the two sides of the upper platform correspondingly, a bottom air drill is arranged at the bottom of the upper platform, the third air cylinder is also arranged at the bottom of the upper platform, and the third air cylinder drives the bottom air drill to vertically penetrate through the upper platform and the positioning jig; the air storage tank communicates with the first air cylinder, the second air cylinder and the thirdair cylinder through an air pipe; the air pipe is provided with an oil cup, a pressure gauge, a pressure adjusting valve and an air filter; and the PLC program controller is arranged on the upper sideof the operating electric cabinet, and the universal wheels are mounted at the bottom of the steel structure bracket.

The invention relates to a full-automatic double-workbench plate wiping machine. The full-automatic double-workbench plate wiping machine comprises a machine table, a motion controller, a truss, a first workbench, a second workbench and a plate wiping device. The motion controller is arranged in the machine table; the truss is transversely and fixedly arranged at the upper end of the machine table, and the plate wiping device is arranged on the truss and can move along the truss; the first workbench and the second workbench are longitudinally arranged at the upper end of the machine table side by side and can longitudinally move to the position below the truss; the first workbench, the second workbench and the plate wiping device are all controlled by the programmable motion controller; and the plate wiping device provides downward adjustable working pressure through a needle type air cylinder. Compared with the prior art, the double workbenches of the full-automatic double-workbench plate wiping machine can conduct plate wiping, and COB plate wiping work can be rapidly and stably completed with high quality.

The invention discloses a novel grinding tool. The novel grinding tool comprises a grinding core (3), the periphery of the grinding core (3) is detachably provided with a grinding brush (2), and the periphery of the grinding core (3) is provided with at least one connection groove (3.1) in the radial direction or the circumferential direction. According to the novel grinding tool, a detachable arrangement manner is adopted to perform coordination of the grinding core and the grinding brush, replacement can be performed when any one of the grinding core and the grinding brush is damaged, so that the use cost is effectively lowered.

The invention discloses an LNG vaporizing, pressure-regulating and metering prizing tool which comprises a base; an unloading pressurizing device, an air-heated vaporizer, an electric-heating heater and an air-heated EAG heater are arranged along the length direction of the base in sequence; a first main pipe is horizontally arranged on one side of the unloading pressurizing device; a first air inlet and a first air outlet are formed in two ends of the first main pipe; a second air outlet is formed in the middle of the first main pipe; a second air outlet branch is connected with a natural gas outlet by the air-heated EAG heater; the first air outlet is connected with a first air outlet branch in a conduction manner by a pipeline; the first air outlet branch extends from the second air outlet; the air-heated vaporizer comprises at least one air outlet which is connected to the natural gas outlet by the electric-heating heater; liquid inlet valves are arranged on connection parts of first to third liquid inlets of the air-heated vaporizer and the pipeline. The invention also provides an operation method of the LNG vaporizing, pressure-regulating and metering prizing tool; the working efficient is improved, requirements of different processes can be met, and the service life is long.

The invention belongs to the related technical field of hydraulic transmission and control and discloses a double-acting combined type cylinder moving hydraulic oil cylinder suitable for a minitype hydraulic machine. The hydraulic oil cylinder comprises a cylinder body, a plunger piston, a piston rod and a piston, wherein one end of the cylinder body is formed with a working cavity, one end of theplunger piston is provided with a blind hole, the other end of the plunger piston is provided with a first oil hole communicating with the blind hole, the plunger piston is further provided with a second oil hole and a third oil hole, the second oil hole and the third oil hole are arranged around the blind hole, the second oil hole runs through the plunger piston, the third oil hole runs throughthe hole wall of the blind hole, one end of the piston rod is fixedly connected to the cylinder body, the other end of the piston rod is connected to the piston, the piston is arranged inside the blind hole, the end, away from the first oil hole, of the plunger piston is arranged inside the working cavity, and the hydraulic oil cylinder realizes pressure and speed classification by controlling oilinlet and outlet states of the first oil hole, the second oil hole and the third oil hole. The double-acting combined type cylinder moving hydraulic oil cylinder suitable for the minitype hydraulic machine can realize the pressure and speed classification and is high in practicability and simple in structure.

The invention provides: an OTP non-volatile fuse memory cell, which comprises a cumulative MOS transistor varactor, of which the grid electrode is connected to a programming voltage, and the source electrode and the drain electrode are connected together to form a first connection point; a selection transistor, wherein The grid electrode of the selection transistor is connected to the control signal, the source electrode of the selection transistor is connected to the first connection point, and the drain electrode of the selection transistor is grounded; When the selection transistor is controlled by the control signal to be turned on, a programming voltage greater than a threshold voltage is applied to the gate of the cumulative MOS transistor varactor and maintained for a predeterminedperiod of time to change at least one physical characteristic of the cumulative MOS transistor varactor, thereby changing a logic level output by the first connection point. According to the OTP nonvolatile fuse memory cell, the OTP can be achieved through the fuse principle, no extra mask is needed, the requirements of different manufacturing processes of the CMOS technology can be met, and diversified OTP solutions are provided.

The invention discloses a cyclic sedimentation method. The cyclic sedimentation method comprises the following steps: step 1, subjecting a stock solution to primary standing in a first storage tank, and transferring a liquid supernatant in the first storage tank into a second storage tank for secondary standing; and 2, transferring a stock solution containing sediments and colloids and located atthe lower layer of the second storage tank into the first storage tank for standing, and transferring the liquid supernatant of the first storage tank into the second storage tank for standing, wherein a liquid supernatant in the second storage tank is a desired raw material. According to the cyclic sedimentation method in the invention, an occupied area is reduced; cost is reduced; multiple timesof sedimentation treatment can be realized to meet requirements according to the conditions of raw material components or requirements of processes on raw material indexes; and no equipment cost needs to be increased.

The invention discloses a control method of a grain conveying system. The system is provided with a controller, and a plurality of belt conveyors are arranged in the conveying system. Signal receiversare arranged on the plurality of belt conveyors. Signal transmitters are arranged on devices in front and rear processes of the conveying system. The controller is connected to the signal receivers and the signal transmitters by signals. The signal transmitters are arranged on the devices in front and rear processes of the signal receiver conveying system of the belt conveyor. The controller controls forward and reverse rotation of a motor output shaft of the belt conveyor according to received signals, thereby sending different grains to different positions or placing the grain on the belt conveyor for different time to meet needs of different processes.

The invention discloses a novel grinding tool assembling structure which comprises a grinding tool and a motor (8) connected with the grinding tool. The grinding tool comprises a grinding core (3); one end of the grinding core (3) is connected with the motor (8) through an adapter piece; an end cover (1) is arranged at the other end of the grinding core (3) and is connected with the adapter piecethrough at least one connecting piece (4); and a detachable grinding material device (2) is detachably arranged on the periphery of the grinding core (3). The problems of time and labor waste and highcost of an existing grinding tool assembling structure are solved, the grinding core can be detachably fixed onto the adapter piece connected with the motor through three connecting pieces arranged in a triangular shape so as to be connected stably, and the novel grinding tool assembling structure has the advantages of short processing period, and convenience in installation and replacement.

The invention relates to an etching electrode and an edge etching device; the etching electrode comprises the following parts: an electrode body including a pedestal and a projection electrode arranged on the pedestal, wherein the projection electrode top is the electrode surface, and an annular groove is formed between the pedestal and the projection electrode; at least one shield ring embedded inside and outside the electrode body in an encircling manner, and the at least one shield ring is located in the annular groove; a drive unit connected with the shield ring and used for controlling each shield ring to move up and down in the direction vertical to the electrode surface, wherein in rising, the shield ring moves to the electrode surface direction, and in descending, the shield ring moves to the pedestal direction.