57results about How to "Solve bending deformation" patented technology

The invention discloses a low cost antibending ceramic roller rod, comprising aggregate, a matrix material and resin, wherein the aggregate has a main raw material formula of 30-60 parts of ceramic roller rod waste material in parts by weight, the matrix material has a main raw material formula of 15-40 parts of cordierite, 2-15 pars of aluminium oxide, 0.1-8 parts of yttrium oxide and 15-35 parts of clay in parts by weight; the resin selects water soluble resin in 0.1-2 parts by weight. Correspondingly, the invention further discloses a preparing method of the low cost antibending ceramic roller rod. By adopting the low cost antibending ceramic roller rod and the preparing method thereof, the ceramic roller rod waste material is reused, the problem that a corundum-mullite ceramic roller rod easily generates bending and deforming in a quenching belt or a large temperature difference region, and the condition of sliding of a tile in a roller kiln is improved.

Provided is a locating jig. The locating jig is suitable for the location of a frame and a protective film of a two-dimensional display. The frame is provided with a plurality of first locating holes, and the protective film is provided with a plurality of second locating holes. The locating jig comprises a platform, a plurality of first locating seats and a plurality of second locating seats. The platform is provided with an upper surface which is suitable for bearing the frame. The first locating seats are suitable for being connected with part of first locating holes in an embedding mode. Each second locating seat is provided with a locating column, the second locating seats are suitable for being connected with the other part of first locating holes in an embedding mode, and the locating columns are suitable for being respectively connected with the second locating holes in an embedding mode.

The invention discloses a heat treatment method for aluminum alloy forcing shaping and an aluminum alloy section for aviation, and relates to the technical field of aluminum alloy machining. The heattreatment method for aluminum alloy forcing shaping provided by the embodiment comprises the following steps that an aluminum alloy cast rod is extruded to obtain an extruded section; an aluminum alloy forcing shaping device is adopted to enable the extruded section to be fixed to be linear, then quenching treatment is carried out, and a quenched section is obtained; stretching treatment and bending treatment are carried out on the quenched section, and a shaped section is obtained; and aging treatment is carried out on the shaped section. According to the method, the problem that the aluminumalloy subjected to quenching can bend and deform can be effectively solved; and the prepared aluminum alloy section for the aviation is good in straightness and meets the requirement of the aviationuse.

The rack reinforcing structure of conveying belt binder comprises a rack plate and a steel plate with L-shape section. On the said rack plate there are provided with several holes equi-distanced, and on one side of the steel plate are provided with several holes equi-distanced. The rack plate and the steel plate are connected through rivets or screws. On the other side of the steel plate are also provided with several holes equi-distanced, in upper side and lower side of the rack plate are provided with steps. The strength of the rack can be strengthened by increasing the thickness of rack plate, after that in upper side and lower side of the rack plate are provided with steps to keep adoption to existing convey belt binder. The rack is connected with the binder by a steel plate with L-shape section. Advantages: avoiding bending of rack and increasing working quality and efficiency.

The invention discloses a vacuum die-casting device for aluminum alloy manufacturing, which comprises a vacuum die-casting device, and a discharge port is arranged inside the vacuum die-casting device. In the present invention, the vacuum die casting equipment, the discharge port, the material receiving mechanism, the collection frame, the storage groove, the first fixed block, the second fixed block, the buffer plate, the first buffer pad, the reset mechanism, the third fixed block, the first fixed block, the first fixed block, the first fixed block, the first fixed block, the first fixed block, the first fixed Fixed rod, roller, tension spring, buffer mechanism, buffer belt, fixed ring, buffer block, second fixed rod, slider, fixed shell, first spring, limit block, sealing ring, second buffer pad, third buffer The use of the pad, the buffer cover and the second spring solves the problem that the workpiece will fall down after the die casting of the existing aluminum alloy vacuum die casting equipment during use. Because the aluminum alloy material is soft, it is easy to cause bending and deformation of the finished product. The vacuum die-casting equipment used for aluminum alloy manufacturing has the advantage of buffering aluminum alloy workpieces and meets the needs of the market.

The invention relates to a method for correcting the kickdown distortion of slender thin-wall pipes owing to gravity. The invention comprises a slender thin-wall rectangular pipe; at least one rigid round bar, the two ends of which is provide with screw threads, runs through near the bottom pipe wall in an inner cavity of the slender thin-wall rectangular pipe along the length direction of the pipe. The rigid round bar passes through the closing flange clamp hole which is fixedly connected with the two ends of the slender thin-wall rectangular pipe and is corrected by fastening the nuts at thetwo ends. The invention can overcome the kickdown of the slender thin-wall pipes by the following steps: the rigid round bar is tightly strained by fastening the screw threads at the two ends of theslender thin-wall rectangular pipe, which forces the middle part of the slender thin-wall rectangular pipe to bend upwards; the bending degree balancing out the downwards bending degree, thereby correcting the kickdown distortion of slender thin-wall pipes owing to the gravity.

The invention discloses a low-temperature testing tank, which comprises a box body with an opening facing upward and a heat preservation upper cover arranged at the upper end of the box body, wherein the box body comprises an inner container and an outer container, the inner container is sheathed in the outer container, and the part between the inner container and the outer container is filled with a foam material. The low-temperature testing tank is characterized in that the outer container comprises a side plate, a bottom plate and an L-shaped support base, one end of the L-shaped support base is fixedly connected with the bottom plate, the other end of the L-shaped support base is provided with a sliding slot extending along the vertical direction and is movably connected with the side plate through a bolt penetrating through the sliding slot, and the side plate can move up and down relative to the bottom plate. The testing tank can solve a problem bending deformation, which is caused by a low temperature, of the outer container, so that the sealing performance of the testing tank is ensured.

The present invention provides a mobile terminal control method and a mobile terminal. The mobile terminal is provided with a flexible screen. The method includes: dividing the flexible screen into N deformation areas; detecting the impact of each deformation area in the N deformation areas; The resultant force value and resultant force direction of the resultant force; if it is detected that there is at least one target deformation zone whose resultant force value is greater than the preset pressure threshold, then control the at least one target deformation zone to bend in the direction of the resultant force; wherein, N is an integer greater than 1. The embodiments of the present invention solve the problems existing in the prior art that when the mobile terminal is squeezed by an external force, the mobile terminal is likely to be bent and deformed and the screen is broken.

The invention discloses an arc-shaped rotating and supporting mechanism of a drill pipe library of a seabed drilling rig stored in a horizontal lying mode. The arc-shaped rotating and supporting mechanism comprises a frame, n circular separating discs with pipe storage grooves and n arc-shaped supporting frames, wherein n is an integer larger than or equal to 2, and the n arc-shaped supporting frames are fixedly mounted on a back sliding rail of the frame and are arranged parallelly and coaxially; the n separating discs are supported on the n arc-shaped support frames correspondingly, and thearc-shaped support surfaces of the arc-shaped support frames are in contact with the arc surfaces of the edges of the corresponding separating discs; and the separating discs are used for forming a rotatable auxiliary support for the whole drill pipe library and drill pipes stored thereon. According to the arc-shaped rotating and supporting mechanism, the arc-shaped support frames are used for rotating and supporting the circular separating discs with the pipe storage grooves in the drill pipe library, so that the problems that the rotation cannot be realized due to the bending deformation easily caused by the fact that the drill pipe library is large in weight and long in length, and a main shaft and bearings at two ends of the main shaft of the drill pipe library are small are solved; and the arc-shaped rotating and supporting mechanism has the advantages of being simple and compact in structure, convenient to control, low in cost and the like.

The invention discloses a billiard cue forelimb capable of reducing batting deflection curvature, which comprises a forelimb body, the forelimb body is provided with a straight section and a push-pull section, the straight section has the same first outer diameter, and the outer diameter of the push-pull section is gradually increased from the tail end of the straight section to the bottom end of the forelimb body. The forelimb body comprises a wooden rod body and a fiber reinforced plastic (FRP) outer layer with a preset thickness. The wooden rod body comprises a shaft hole, and the shaft hole has a preset depth and a preset inner diameter. Therefore, the front limb of the billiard cue not only can reduce the deflection curvature during ball hitting, but also can solve the problems that wood materials are affected with damp, bent and deformed and are sunken due to collision.

The invention discloses a positive electrode oxidation film printing substrate used for a power module. The substrate comprises an aluminum heat dissipating plate (1), wherein the upper plate face and the lower plate face of the aluminum heat dissipating plate (1) are respectively provided with an oxidization film layer (2) having the insulating effect, an insulating paste layer (3) is printed on the oxidization film layer (2) on the upper face, conductor paste (4) forming a DBC substrate circuit is printed on the upper surface of the insulating paste layer (3), a chip is welded to the conductor paste (4), and the chip is connected with the DBC substrate circuit. The positive electrode oxidation film printing substrate solves the problems that the heat dissipating plate bends and deforms, and air holes are generated in the welding process, the production technology is simplified, the substrate is convenient to machine and manufacture, the heat dissipating effect is effectively guaranteed while the manufacturing cost is lowered, and the service life of the positive electrode oxidation film printing substrate is greatly prolonged.

The invention discloses a decorative board assembly bonding tool. The tool is characterized in that the tool includes a worktable (1), positioning frames (5), first stop blocks (51), second stop blocks (52), down-pressing air cylinders (2) and a down-pressing plate (3); the vertical directions of the positioning frames (5) have elasticity, and the inner rings of the positioning frames (5) fit a glass face plate (1a); the inner sides of the positioning frames (5) have supporting parts (57) used for supporting the glass face plate (1a); the down-pressing air cylinders (2) have vertically downward power output ends; the power output ends are provided with the down-pressing plate (3) whose appearance accords with a decorative plate (2a); and the down-pressing plate (3) is located above the worktable (1). A decorative board assembly bonding method is also disclosed. Compared with the prior art, the advantages of the tool and the method are that accurate positioning can be guaranteed by adopting the elastic positioning frames to combine the first stop blocks and the second stop blocks; and through the bonding of three parts, dimensional stability can be solved, the surface quality of decorative boards can be improved, labor productivity can be enhanced, and production costs can be reduced.