35results about How to "Simplify the leveling process" patented technology

The invention provides the leveling mechanism of a wafer bracket, a wafer lifting mechanism and a reaction chamber. The leveling mechanism comprises at least three leveling bolts and a support positioning component. The at least three leveling bolts are symmetrically distributed around the support positioning component. Each leveling bolt penetrates the wafer bracket and is connected to a liftingshaft in a threaded connection mode. The support positioning component and the wafer bracket are fixedly connected. A spherical concave portion forms on the upper end surface of the lifting shaft. Thesupport positioning component comprises a spherical convex portion. The spherical concave portion and the spherical convex portion are cooperated. By using the leveling mechanism of the wafer bracket, only the at least three leveling bolts need to be adjusted so that leveling can be completed, a leveling process can be simplified and technology efficiency is increased. The setting of the supportpositioning component does not affect the adjusting amount of leveling bolts so that an adjustable range can be increased.

The invention discloses a ground paving base, a paving assembly and paving method. The ground paving base comprises a strutting piece, a bed, and a stud; the strutting piece comprises a bearing face and a first insertion part which is back on to the bearing face; a thread through hole is formed in the strutting piece; the axis of the thread through hole is perpendicular to the bearing face; a second insertion part fitted with the first insertion is arranged on the bed; the first insertion and the second insertion are connected in a inserting mode in the axis direction of the thread through hole; the stud is connected in the thread through hole in a threaded mode; and the stud is rotated to adjust the distance between the bearing face and the bed. The ground paving base, the paving assemblyand the paving method can solve the problem of ground leveling, and improve the convenience of the pipeline paving.

The invention relates to a supporting block for an independent ship liquid tank, and belongs to the field of machine supporting. The supporting block for the independent ship liquid tank comprises a surrounding frame welded to a ship body, a plurality of nonmetal elastic cushion blocks, a plurality of height adjusting cushion blocks and a gradient adjusting cushion block, wherein the multiple nonmetal elastic cushion blocks, the multiple height adjusting cushion blocks and the gradient adjusting cushion block are sequentially stacked in the surrounding frame from bottom to top. According to the supporting block, as the multiple height adjusting cushion blocks and the gradient adjusting cushion block are arranged, the leveling process of the supporting block is simplified, and the installation accuracy of the supporting block is improved.

The invention discloses a wall surface assembly and an installation method. The wall surface assembly comprises a floor, a first wall plate and a second wall plate which are in butt joint connection;a leveling device comprises a leveling piece, a mounting frame and a caulking plate; the leveling piece comprises a leveling end and a first mounting end; the mounting frame comprises a leveling plateand a leveling block, and the first mounting end is mounted on the leveling block; the leveling plate is mounted on the first wall plate in an attached manner; the caulking plate is vertically connected to the back surface of the leveling plate; a first mounting plate is mounted on the leveling plate, and a first fitting plate is mounted on the second wall plate in a fitting manner; a wall-floorconnecting piece comprises a supporting face and a first wall plate groove, the first wall plate is clamped in the first wall plate groove, and a floor abuts against the outer wall of the first wall plate groove. The installation method of the wall surface assembly is used for installing the wall surface assembly. According to the wall surface assembly and the installation method, the leveling effect is improved, the flatness of the wall plates at a butt joint position is improved, it is guaranteed that gaps between any two adjacent wall plates are consistent, and the leveling process is simplified.

The invention discloses a power distribution cabinet electric leveling device based on worm wheels and worms. The power distribution cabinet electric leveling device comprises two pieces of U-steel distributed on the two sides of a cabling channel. Screw holes are formed in the two ends of the side surface, making contact with the ground, of each piece of U-steel correspondingly. A set of adjusting assembly is arranged at each screw hole. In each set of adjusting assembly, an output shaft of a motor transversely extends out and is connected with one of the worms after penetrating through a first longitudinal positioning bracket, and the other end of the worm penetrates through a second longitudinal positioning bracket; one end of an adjusting bolt is connected with one of the worm wheels after upwards penetrating through a transverse positioning bracket, and the other end of the adjusting bolt downwards penetrating through one screw hole in the corresponding U-steel; the worm and the worm wheel are engaged, and an external thread of the adjusting bolt is matched with an internal thread of the screw hole; and the motor is fixed to a fixing base through a motor fixing bracket, the longitudinal positioning bracket and the transverse positioning bracket are both fixed to the fixing base, and the fixing base is fixedly installed on the ground. The motors of the adjusting assemblies are both connected with controllers. According to the power distribution cabinet electric leveling device based on the worm wheels and the worms, leveling is achieved through the simplest structure, the leveling process of the U-steel can be simplified, and manpower and material resources are saved.

A method and apparatus for angularly aligning an antenna disposed at a geographical location is disclosed. A corresponding apparatus comprises a plurality of reticle members, each reticle member having a reticle, and a plurality of reference members, each adjustably engaged with an associated one of the plurality of reticle members, wherein each of the plurality of reference members comprises an associated template having a reference mark positioned thereon according to the geographical location of the antenna and the antenna is angularly aligned when each reference mark of each template is aligned with the reticle associated with the reference mark. A corresponding method comprises the steps of affixing an associated template having a reference mark positioned thereon according to the geographic location of the antenna to each of the plurality of reference members and angularly aligning each of the plurality of reticle members with each reference mark of each associated template.

The invention discloses a two-way powder spreading device for laser selective melting, comprising a scraper mounting frame, a scraper leveling frame, a first scraper and a second scraper; the scraper mounting frame is detachably and fixedly sleeved in the scraper leveling frame, and The leveling frame is kept parallel in the horizontal direction; the scraper leveling frame has a leveling mechanism for leveling. The installation of the scraper and the second scraper; the first scraper and the second scraper are installed on both sides of the lower part of the scraper mounting frame in such a way that the upper surface is close to the horizontal installation surface and the inner surface is close to the vertical installation surface. Also disclosed is a laser selective melting device with the above-mentioned powder spreading device. The powder spreading device of the present invention can ensure the leveling accuracy, and it only needs to be leveled when the equipment is installed for the first time, and it does not need to be leveled again when the scraper is replaced later, which is simple and easy.

The invention provides a refrigerator, which comprises a box body with a forward opening and two door bodies respectively pivotably arranged on both sides of the forward opening, and is characterized in that it also includes a door body leveling device, and the door body leveling device The flat device includes: a base, fixedly arranged on the top of the box; and at least one rotary adjusting member, each rotating adjusting member is rotatably mounted on the base, which forms a plurality of radial lengths to its axis of rotation. The outer periphery is configured such that the outer periphery protrudes from the front surface of the box to abut against the inner surface of one of the two doors. The refrigerator of the present invention can conveniently and quickly adjust the distance between the door body and the front surface of the box body to make the two door bodies flush.

The invention relates to a novel method for preparing perfluor sulphonic acid proton exchange membranes, in particular to a method for preparing perfluor sulphonic acid proton exchange membranes by a liquid surface tape casting method, which is characterized in that the method comprises the following steps: (1) dissolving perfluorocarboxylic acid resin into an organic solvent, water or a mixture of the organic solvent and the water for forming a uniform perfluor sulphonic acid resin solution A; (2) adding materials with low melting point and high density into a heatable container, heating thecontainer for dissolving the materials, and forming uniform liquid B in the container; (3) pouring the perfluor sulphonic acid resin solution A onto the liquid B so that a thin layer solution is formed on the surface of the liquid B through tape casting; and (4) heating the liquid B to a specified temperature, then carrying out program temperature reduction for evaporating most or all of the solvent in the perfluor sulphonic acid resin solution A to obtain the perfluor sulphonic acid proton exchange membrane on the surface of the liquid B. The perfluor sulphonic acid proton exchange membrane prepared by the method of the invention has the advantages of controllable and uniform thickness and high stability, and the invention provides the selection for the large-scale industrial production of the perfluor sulphonic acid proton exchange membranes.

The present invention relates to a construction method of anti-aircraft drum precision leveling floor, which comprises the following steps: S1, base layer cleaning, S2, laying leveling components: workers place several leveling components on the base layer, and floating blocks are arranged on the leveling components to slide along the vertical direction The floating block is suspended above the base, and the upper surface and the lower surface of the floating block are set horizontally; S3, pouring self-leveling mortar: S4, laying the cement mortar layer: after the self-leveling mortar is dried in the shade, the staff lays the cement mortar layer , the cement mortar layer and the upper surface of the floating block are at the same level; S5, floor paving. The present invention is beneficial to workers to finely level the cement mortar layer, and the self-leveling mortar supports the floating block, so that when the upper surface of the floating block is stressed, it is not easy to sink, and the cement mortar is not easy to crack or crack due to local water shortage. The effect of hollowing.

The invention relates to a method for preparing perfluorocarboxylic acid ion membranes, which is characterized in that the method comprises the following steps: (1) dissolving perfluorocarboxylic acid resin into a solvent for forming a uniform perfluorocarboxylic acid resin solution A; (2) adding materials with low melting point and high density into a heatable container, heating the container for dissolving the materials, and forming uniform liquid B in the container; (3) preheating the perfluorocarboxylic acid resin solution A and pouring the perfluorocarboxylic acid resin solution A onto the surface of the liquid B protected by nitrogen gas so that a thin layer solution is formed on the surface of the liquid B through casting; (4) heating the liquid B, then carrying out program temperature reduction, and continuously introducing the nitrogen gas for protection in the whole process; and (5) evaporating most or all of the solvent in the perfluorocarboxylic acid resin solution A to obtain the perfluorocarboxylic acid ion membrane on the surface of the liquid B. The perfluorocarboxylic acid ion membrane prepared by the invention can be applied to composite layers of sodium hudroxide use ion membranes, and has the advantages of uniform thickness, difficult bubble generation and stable performance, and the invention provides reliable carboxylic acid layer ion membranes for producing the sodium hudroxide use ion membranes.

The invention relates to the field of engineering measuring instruments, and in particular relates to an automatically leveling tripod comprising a tripod leg, a rack platform arranged on the upper end of the tripod leg, a leveling mechanism, a locking mechanism and an instrument mounting table, wherein a vertical through adjustment hole is formed in the middle part of the rack platform, the leveling mechanism is arranged on the rack platform in a hanging manner via an adjustment hole plumb, so that the mounting position of the instrument mounting table is automatically leveled, the leveling mechanism is further locked and fixed by the locking mechanism, so that horizontal state of the instrument is structurally maintained. According to the scheme of the automatically leveling tripod provided by the invention, the leveling process of the measurement instrument can be greatly simplified, operation time and consumed energy for adjusting repeatedly are reduced, the operation is simple and convenient, and leveling accuracy and efficiency are improved.

The invention relates to a leveling platform of a fused deposition type 3D printer, a effusion tank and a printing platform, the effusion tank is a box with an open top, the printing platform is located in the effusion tank, and fillers are injected into the effusion tank , the filler is in liquid during the leveling process, at this time the printing platform floats on the filler under the action of buoyancy. The invention utilizes natural gravity to naturally level the printing platform through fillers in a liquid state, minimizes leveling errors without professional skills, and has the characteristics of simplifying the leveling process and improving leveling efficiency.