12results about How to "Prevent appearance" patented technology

The invention discloses a roll-to-roll cleaning control method and system for a flexible circuit board electronic structural member, and relates to the technical field of electronic manufacturing, and the method comprises the steps: carrying out the partitioning processing of a to-be-cleaned member, and obtaining a thin region and a thick region; the drying cavity is partitioned on the basis of the thin area and the thick area, and a partitioned temperature control method is constructed; a dehumidification drying module is placed, and a hot air drying method is obtained based on a chilled mirror dew-point instrument; the roll-to-roll cleaning control method is used for solving the problems that in an existing roll-to-roll cleaning control method for the flexible circuit board electronic structural part, differential temperature control is not carried out on a thick area and a thin area, and the influence of environment humidity in a drying cavity on the drying effect is not considered; the problems that a thin plate is overheated after being dried, water in a thick plate is not completely evaporated, watermarks which cannot be wiped appear on the surface of the electronic structural part, and then the practicability of the cleaned electronic structural part is affected are solved.

This utility model relates to the field of glass processing technology, and in particular to a fully automatic integrated glass bonding and gluing machine. The fully automatic integrated glass bonding and gluing machine includes: a base, a glass body placed on top of the base, an electric push rod fixedly connected to the top of the base, an extrusion plate fixedly connected to the output end of the electric push rod, adjusting plates equidistantly installed on the top of the base, a first clamping plate fixedly connected to the side of the adjusting plate closest to the glass body, a second clamping plate fixedly connected to the side of the adjusting plate closest to the glass body, a scraper plate installed between multiple sets of corresponding first and second clamping plates, a driving component for moving the adjusting plates, a reciprocating component for reciprocating movement of the scraper plate installed inside the multiple sets of first clamping plates, and an adjusting component for changing the position of the adjusting plates. The fully automatic integrated glass bonding and gluing machine provided by this utility model has the advantages of precise clamping, automatic scraping, and flexible adjustment.

This utility model relates to automotive power shaft processing equipment, and more particularly to a high-pressure flushing device for hollow shafts. It comprises a support frame, a movable pressure plate, and a high-pressure flushing pipe. The support frame includes a horizontal strip plate and a support plate surface; the horizontal strip plate has several shaft positioning holes; the movable pressure plate covers the horizontal strip plate and is connected to the rear side plate of the horizontal strip plate via a movable hinge; the movable pressure plate has a U-shaped opening; the high-pressure flushing pipe has a U-shaped structure, with one end connected to a high-pressure flushing machine and the other end extending into the hollow shaft from the bottom opening. This utility model employs a double-sided clamping structure with a shaft shoulder, which effectively avoids impact on the hollow shaft surface. The inverted flushing method facilitates the use of gravity to allow the flushing fluid and impurities to flow out of the hollow shaft more quickly and efficiently, allowing the hollow shaft's own weight to counteract the upward jet force of the high-pressure nozzle, reducing the clamping force required by the clamping structure.

The limiting mechanism of the end effector comprises a driving piece and a friction piece, the driving end of the driving piece is connected with the friction piece, and the driving piece is used for driving the friction piece to move close to or away from a rotary table; the driving piece drives the friction piece to move close to the rotary table, so that the friction piece abuts against the end of the rotary table, and the rotary table is fixed to the base. The driving piece drives the friction piece to move away from the rotary table, so that the friction piece leaves the end of the rotary table, and the rotary table can rotate relative to the base. According to the limiting mechanism of the end effector, through cooperation of the driving piece and the friction piece, when the rotary table needs to be fixed, the driving piece drives the friction piece to move close to the rotary table, so that the friction piece abuts against the end of the rotary table, and the rotary table is fixed to the base; therefore, the rotary table can rotate relative to the base, the rotation of the rotary table is labor-saving, and the operation is convenient and fast.

The application discloses a steel production method, and forms a microstructure on the surface of a sample; a relationship function of a friction coefficient changing with roughness is obtained according to the friction coefficient values and the roughness values of multiple samples; a first threshold interval of the friction coefficient is determined, and a second threshold interval of the roughness is obtained through the relationship function of the friction coefficient changing with the roughness, wherein, in the second threshold interval, the friction coefficient value and the roughness value are inversely proportional; and the microstructure is formed on the surface of a steel plate, so that the roughness of the surface of the steel plate is within the second threshold interval. The steel production method realizes accurate control of the surface performance of the steel, guarantees the formability of the steel processed into parts, and avoids problems such as poor appearance and surface quality of the parts.

This application relates to the technical field of floor slab casting, and in particular to a method for layered and multi-stage casting of recycled block-aggregate concrete floor slabs, comprising the following steps: S1: Erecting supports and prefabricated assembled frame modules, wherein the frame modules are integrally formed with floor slab reinforcement mesh, including bottom and top reinforcement mesh; S2: Pouring the first layer of recycled aggregate concrete and vibrating it to evenly cover the entire frame module with the first layer of recycled aggregate concrete; S3: Placing the recycled blocks; S4: Pouring the second layer of recycled aggregate concrete, which should be completed before the initial setting of the first layer of recycled aggregate concrete; S5: Concrete curing. This application has the effect of improving the quality and efficiency of floor slab casting.

The utility model relates to a heat dissipation plug-in board technical field especially relates to a wearable heat dissipation plug-in board, including mainboard, controller and setting the protective sleeve of one side of mainboard, the mainboard is opened with several array distribution's ventilation hole, the inboard of several ventilation holes all are installed with the electric fan fixed with main part, several electric fans common electric nature connection have same one connection female head, the both sides of ventilation hole are equipped with the protective screen fixedly installed on the mainboard, the both sides of mainboard are integrally formed with several wind baffles, the gap between adjacent two wind baffles forms the air duct. The utility model can blow out the heat of human body outward, reduce the heat around the body to reach the purpose of heat dissipation, will not form the phenomenon of inflation or bulge to blow up the wearing equipment, avoid the influence situation to the appearance and use feeling of wearing equipment, through setting up mainboard and controller, when using, through the connection of male head and connection female head, the controller supplies power to the electric fan.

The utility model discloses a connecting structure for an electric kettle and the electric kettle thereof, and belongs to the technical field of electric kettles.The connecting structure comprises an upper kettle body, a lower kettle body and a heating disc, the upper kettle body and the lower kettle body are combined to form the kettle body, the heating disc is installed in the kettle body, a flanging part matched with the inner wall of the kettle body is arranged on the edge of the heating disc, and the upper kettle body is connected with the lower kettle body. The lower side of the flanging part is fixedly connected with the inner wall of the lower kettle body, the upper kettle body is connected to the upper side of the flanging part in a sleeved mode, and the upper kettle body and the lower kettle body are connected in a welded mode. The electric kettle can solve the problem that the joint of the upper kettle body and the lower kettle body of the existing electric kettle is prone to dislocation and deformation in the welding process, and effectively reduces the production problem that the reject ratio of products is high due to water leakage of the kettle bodies after welding.

The utility model discloses a kind of co-cured composite material transmission shaft forming tool, including upper die, lower die and two cover plates;The upper die, lower die and two cover plates are closed to form the forming cavity of composite material transmission shaft;Two ends of the forming cavity have metal joint cavity.The utility model forms accurate composite material transmission shaft forming cavity by the close cooperation of upper die, lower die and two cover plates, ensure the effective control of size accuracy and shape accuracy during forming process, improve the overall quality of product, in addition, the metal joint cavity designed at the two ends of forming cavity, so that metal joint and composite material can be co-cured in the same process, strengthen the bonding strength between metal joint and composite material, improve the overall performance and reliability of transmission shaft.

The utility model relates to the field of light-emitting decorative lamps, in particular to a wind-driven light-emitting decorative lamp which comprises a duct pipe, a control circuit board, an energy storage assembly, a wind power generation assembly and a light-emitting assembly are fixed in the duct pipe, the wind power generation assembly is electrically connected with the energy storage assembly, and the energy storage assembly is electrically connected with the control circuit board. The beneficial effects of the utility model are that: effectively solve when driving at low speed, low wind speed generator assembly power generation insufficiency, generator power supply instability, resulting in low LED lamp band brightness and unstable light flicker, optimize the light emitting mode, improve the driving safety, improve the driving safety, improve the driving safety, improve the driving safety, improve the driving safety, and improve the driving safety. Light is scattered into the wrapping leather sheath through light emitting of the internal structure, so that the light is more transparent and softer, richer and more convenient use experience can be achieved by changing the shape of the wrapping leather sheath, the product plasticity is higher, and the single and fixed appearance of the product is avoided.

This invention discloses a method for preparing and applying anionic waterborne polyaspartic acid ester resin. The preparation method is as follows: (1) reacting an aliphatic polyamine with dialkyl maleate to obtain polyaspartic acid ester; (2) performing an ester exchange reaction between the obtained polyaspartic acid ester and hydroxyalkyl sulfonate to obtain the anionic waterborne polyaspartic acid ester resin. This invention uses hydroxysulfonate to modify polyaspartic acid ester to obtain anionic waterborne polyaspartic acid ester resin with a dendritic macromolecular structure in which anionic sulfonic acid groups extend outward. It can achieve self-emulsification by using water as a solvent, and has better emulsification properties when combined with sulfonate-modified isocyanate curing agents. When applied to coatings, it can produce waterborne PAE polyurea coatings with high strength, high adhesion, and good wear resistance and corrosion resistance.

The utility model belongs to the technical field of building lighting, and particularly provides a building facade embedded LED linear lamp device which comprises an embedded lamp groove and a lamp surface cover, the lamp surface cover is installed at the top of the embedded lamp groove, a plurality of supports are fixedly installed in the embedded lamp groove, a lamp body is detachably installed on the supports, and the building facade embedded LED linear lamp device further comprises a plurality of fixing mechanisms. The fixing mechanisms are distributed around the lamp face cover, the lamp face cover is fixedly connected with the side wall of the embedded lamp groove through the fixing mechanisms, and the top face of the lamp face cover is flush with the surface of the curtain wall. The embedded lamp groove and the arrangement that the top face of the lamp face cover is flush with the surface of the curtain wall are arranged, the integrity of the building vertical face can be guaranteed, the attractive effect is improved, meanwhile, the overall design style of a building can be prevented from being damaged, in addition, the stability and safety of the lamp are guaranteed, and the service life of the lamp is prolonged. In addition, the influence on the appearance and waterproof performance of the curtain wall is effectively reduced, the lamp face cover can be prevented from falling off through the arrangement of a plurality of fixing mechanisms, and the safety performance is improved.