14results about How to "Smooth removal" patented technology

The invention relates to the technical field of electroplating water treatment, in particular to a new energy battery busbar electroplating water treatment device which comprises a support, a sleeve mechanism, a filtering assembly, a rotating mechanism, a sealing cover and a driving machine. The support is installed on the ground, the sleeve mechanism is installed on the support, and a transition cavity is formed in the sleeve mechanism and used for collecting treated water and discharging the water from a water outlet; the filtering assembly is mounted in the sleeve mechanism, and electroplating wastewater is primarily filtered through a filtering substance placed on a filtering partition plate in the filtering tank; the rotating mechanism is mounted in the middle of the sleeve mechanism, stirring blades in the rotating mechanism drive electroplating wastewater to rotate, and after centrifugal layering treatment, water in the middle enters the sleeve mechanism through an overflow port; the sealing cover is mounted on the sleeve mechanism; and the driving machine is mounted at the top end of the rotating mechanism and drives the rotating mechanism to rotate or translate up and down.

The utility model relates to the technical field of pipe detection, in particular to an enhanced design of detection precision of a detection device. The utility model discloses a steel pipe surface defect detection device which can keep high-precision dynamic stability in the detection process, provide a clean detection environment and optimize the imaging precision of the steel pipe surface defect detection device. The detection device comprises a shell, an imaging assembly arranged in the shell and a clamping assembly used for clamping a steel pipe, and the shell is provided with a dustproof ring used for allowing the steel pipe to pass through. The clamping assembly comprises a downward pressing device moving in the vertical direction and a supporting roller arranged on a downward pressing path of the downward pressing device, and the supporting roller is used for supporting the bottom of the steel pipe and guiding the steel pipe to enter the shell through rolling movement.

The invention provides a method for removing photoresist residues on the side wall of a polycrystalline silicon layer, which comprises the following steps of: providing a substrate which comprises a first device region and a second device region which are adjacent to each other, forming a groove structure on the second device region, forming a first dielectric layer on the substrate, and forming the polycrystalline silicon layer on the first dielectric layer; patterning the polycrystalline silicon layer by using a first photoetching method and a first polycrystalline silicon back etching method, so that the polycrystalline silicon layer is reserved on the first device region, and forming a second dielectric layer on the surface of the residual polycrystalline silicon layer; a photoresist layer covering the first dielectric layer and the second dielectric layer is formed, the photoresist layer on the first device area is opened through second photoetching, and the photoresist layer is left on the side wall of the polycrystalline silicon layer after photoetching; removing the photoresist layer on the side wall of the polycrystalline silicon layer by using selective etching; and removing the exposed first dielectric layer and the exposed second dielectric layer, and removing the polycrystalline silicon layer on the first device region by using a second polycrystalline silicon back etching method. When the polycrystalline silicon is etched back for the second time, a fence is not generated.

The invention belongs to the technical field of lifting hooks, and particularly relates to an electric rake steel wire rope anti-unhooking device which comprises a lifting hook body, a first limiting rod is rotatably arranged on one side of the upper end of the lifting hook body, a second limiting rod is slidably connected to one side of the first limiting rod through a second sliding groove, and a connecting rod is fixedly connected to one side of the upper end of the lifting hook body. And the lifting hook main body is also provided with a surrounding type scraping mechanism for preventing the movement of the steel wire rope from being blocked. By means of the surrounding type scraping mechanism, when a worker finds that weeds are wound around a lifting hook, the lifting hook body and the scraper bucket can be lifted in the vertical direction through the traction device, the push block is driven to move, the pressing plate can push the weeds wound around the lifting hook body, and the weeds are concentrated to the end of the lifting hook body; and under the cooperation of the first limiting rod and the second limiting rod, weeds fall off from the lifting hook body, and the situation that due to the fact that too much weeds are accumulated on the lifting hook, the scraper bucket is stuck, shakes and other unstable phenomena occur is avoided.

The utility model discloses an air cylinder scraper assembly which comprises a pair of scraper assemblies which are vertically symmetrical and arranged at intervals. The scraper assembly comprises a mounting plate, an air cylinder, a connecting base, an air blowing device, a tool apron and a scraper. A dovetail structure is arranged at the bottom of the connecting seat; the air blowing device comprises a mounting seat and an air pipe joint; a groove is formed in the top of the mounting seat, and the dovetail structure is inserted into the groove; a flow guide cavity is formed in the mounting base, two blowing holes are formed in the lower side of the flow guide cavity, one end of the flow guide cavity is connected with an air pipe connector, and the other end is communicated with the blowing holes. A tool apron is hinged to the bottom of the mounting base, and an inclined scraper is fixedly arranged on the tool apron. The air cylinder scraper assembly is simple and reasonable in structural design and stable and reliable in operation; the use is convenient, and the glue line can be efficiently and smoothly removed; and the cut glue line can be effectively prevented from adhering to the scraper to influence the glue line removing effect of the scraper.

The present invention relates to the technical field of pharmaceutical preparation preparation, and specifically discloses a lyophilized preparation of gabexate mesylate and a preparation method thereof. The preparation method of the lyophilized preparation of gabexate mesylate provided by the present invention improves the pre-freezing process by optimizing the preparation method of the lyophilized preparation of gabexate mesylate without adding any lyophilizing excipient, so that the prepared lyophilized preparation of gabexate mesylate has a larger and uniform crystal form, and improves the appearance of the lyophilized preparation; it is also beneficial to further increase the number of channels for sublimation drying, so that the lyophilized preparation of gabexate mesylate maintains a good appearance consistent with the product with added excipients. The lyophilized preparation of gabexate mesylate prepared by the preparation method provided by the present invention only needs one main ingredient to achieve the effect that the indicators in terms of product shape, drying loss detection and related substance detection are better than the original research drug, the quality stability is good, the drug safety is high, and it is suitable for factory production.

The application provides a stepped protection treatment method for a copper pad of a WBCSP substrate and the WBCSP substrate. The treatment method obtains a substrate provided with a copper pad. A solidified solder resist layer with a preset opening is formed on the substrate, so that a preset area of the copper pad is exposed. The preset area comprises a single copper layer and a copper oxide layer attached to the surface of the single copper layer. The substrate on which the solidified solder resist layer is formed is immersed in a benzotriazole aqueous solution. The benzotriazole reacts with the single copper layer to form a benzotriazole-copper complex film on the surface of the single copper layer. The benzotriazole does not react with the copper oxide layer. The substrate on which the benzotriazole-copper complex film is formed is subjected to pickling to remove the copper oxide layer. An alkaline solution is used to perform stripping treatment on the substrate after pickling to remove the benzotriazole-copper complex film. Surface treatment is performed on the substrate after the stripping treatment is completed to form an organic soldering film on the preset area of the copper pad.

The utility model discloses an automatic feeding device which comprises a chain conveyor, the upper side of the chain conveyor is connected with a filling bin, the inner side of the filling bin is connected with an adjusting plate, and one side of the filling bin is connected with a fixing plate and a first limiting plate. The sludge removal device has the advantage of being capable of effectively removing most of sludge adhering to the outer side of the chain conveyor, the position of the scraper can be effectively adjusted through operation of the first servo motor and the electric telescopic rod, after the scraper is adjusted to the proper position, the sludge on the outer side of the chain conveyor can be smoothly scraped, and the sludge removal efficiency is improved. The scraped sludge can be temporarily collected by the collecting box after falling to the inner side of the collecting box through the collecting plate, and then the situation that the sludge is too dry and solid due to long-time air drying during collection can be effectively reduced through spraying of an atomizing nozzle to a water source; therefore, the collected sludge can be more conveniently and smoothly fed and loaded for the second time.

The present application relates to electroplating water treatment technical field, specifically to a kind of new energy battery busbar's electroplating water treatment device, including support, sleeve mechanism, filter assembly, rotating mechanism, sealing cover and drive machine;The support is installed on ground, the sleeve mechanism is installed on support, transition cavity is opened in the inside of sleeve mechanism for the water that will be collected after processing is completed, then is discharged from drain outlet;The filter assembly is installed in the inside of sleeve mechanism, electroplating wastewater is filtered by filter material placed in filter groove filter plate and carries out preliminary filtration;The rotating mechanism is installed in the middle of sleeve mechanism, and the stirring fan blade in rotating mechanism drives electroplating wastewater to rotate, after centrifugal layering treatment, the water in the middle is passed through overflow port and enters sleeve mechanism;The sealing cover is installed on the top of sleeve mechanism;The drive machine is installed at the top of rotating mechanism, and the drive machine drives rotating mechanism to rotate or move up and down.

The utility model discloses an impurity screening device which is characterized in that a high-pressure fan is used for blowing air and is matched with a lifting structure to repeatedly enable internal rice to quickly rise and fall back so as to realize a vibration effect, so that the rice is blown in the process of being thrown in an air screening box, and impurities mixed in the rice are smoothly removed; and in the process, the air screen box continuously rotates under the action of the stepping motor, the comprehensiveness of the air screen is improved, the good screening effect is achieved, and the screened rice is recycled through the material leakage structure after screening is completed.

The application discloses a neodymium-iron-boron magnet surface coating device and relates to the technical field of coating. The device comprises a coating machine main body, the coating machine main body is provided with a vacuum tank body and a sealing cover, a plurality of sputtering targets are arranged in the vacuum tank body, the sputtering target comprises a target material, a target shell and a compression ring, a magnetic circuit module is arranged in the target shell, a cooling cavity is arranged in the magnetic circuit module, a flow guide water channel is arranged in the cooling cavity to divide the cooling cavity into an upper chamber and a lower chamber, a water outlet is arranged on the lower chamber, the flow guide water channel is in a closed loop structure extending downward in a spiral shape, an upward protruding water stop boss is arranged at the joint of the head and the tail of the flow guide water channel, a water inlet is arranged on the upstream side of the water stop boss, and a drainage groove is arranged on the downstream side of the water stop boss and connected to the lower chamber. The application guides the cooling liquid, accelerates the flow rate of the cooling liquid, effectively eliminates the local stagnant area of the traditional meandering water channel, increases the thermal contact area, solves the problem of the accumulation and blockage of the magnetic steel corrosion products, and enables the impurities to be smoothly discharged with the cooling liquid.

The invention discloses a treatment method suitable for dicyclopentadiene cracking kettle residues, and belongs to the technical field of chemical engineering. According to the invention, the specific auxiliary agent is introduced into the kettle residue, and the properties of the kettle residue can be effectively changed in the mixing and heating process of the specific auxiliary agent and the kettle residue, so that the kettle residue falls off from the inner wall of the reaction kettle, the flowability of the kettle residue is improved, and the kettle residue can be smoothly removed; the auxiliary agent with a specific structure not only plays a role of a solvent, but also permeates into the cross-linked chain structure of the polycyclopentadiene through the intermolecular force, so that the flowability of the molecular chain is promoted, a certain chemical reaction possibly exists between the auxiliary agent and the polycyclopentadiene, and the polycyclopentadiene is promoted to fall off from the kettle wall by changing the chemical structure of the auxiliary agent. On the basis, the polycyclopentadiene kettle residue can be completely removed under the condition of ensuring the treatment cost by limiting the use amount of the auxiliary agent and the reaction temperature.

The invention discloses a size grading and screening device for high-purity aluminum powder production, and relates to the technical field of aluminum powder size grading and screening, the size grading and screening device comprises a screening mechanism, the screening mechanism comprises a screening box, the bottom surface of the screening box is an inclined surface, and the outer surface of the screening box is fixedly connected with two supporting legs; the size grading screening device comprises a screening box, the upper surface of the screening box fixedly communicates with a feeding cover, two screens are arranged in the screening box, and the two screens are inclined at a certain angle. According to the size grading screening device for high-purity aluminum powder production, iron impurities in aluminum powder can be rapidly and effectively removed in the size grading screening process of the aluminum powder; according to the particle size grading screening device for the aluminum powder production, aluminum powder particles mixed with iron impurities cannot be mixed into pure aluminum particles with the same particle size, the purity of aluminum powder is effectively improved, the particle size grading screening device for the aluminum powder production has the iron impurity removing function, the quality of the aluminum powder obtained after grading screening is guaranteed, and the screening effect of the particle size grading screening device for the aluminum powder production on the aluminum powder is improved.