12results about How to "Reduce strain" patented technology

The utility model relates to bearing outer sleeve spare technical field, concretely relates to a high -speed axle bearing outer sleeve spare mounting device, including travelling crane, lifting ring screw and mounting bracket, the mounting bracket includes base, the vertical support column is installed on the base, the support column is connected with the lower surface of support ring, and the axis line of support ring is vertical setting, the lifting ring of lifting ring screw is used for connecting with travelling crane, and the threaded rod of lifting ring screw is used for connecting with the thread lifting hole on high -speed axle end face. The utility model supports bearing outer sleeve spare through the support ring of mounting bracket, avoids bearing outer sleeve spare rotation, can realize the vertical installation of the self -aligning roller bearing and bearing outer sleeve spare, shortens the time of travelling crane occupation, need not use the copper hammer or copper bar to knock the installation, reduces the dependence on the experience of worker, reduces the strain of self -aligning roller bearing, guarantees the coaxality of self -aligning roller bearing and bearing outer sleeve spare more easily, the inner wall of bearing outer sleeve spare will also automatically limit the skew of self -aligning roller bearing, further reduces the risk of strain.

The utility model relates to a GRPS composite outer formwork, and belongs to the technical field of outer formwork production. Comprising formwork bodies, when every two adjacent sets of formwork bodies are spliced, splicing seams of Z-shaped groove structures are formed between lap joint protruding heads A and lap joint protruding heads B on different formwork bodies, each formwork body is of a multi-layer structure and comprises a heat preservation layer and a heat preservation transition layer, and an outer side bonding layer is arranged between each heat preservation layer and the corresponding heat preservation transition layer. An inner side bonding reinforcing layer is arranged on the inner side face of the heat preservation layer, an outer side reinforcing protective layer is arranged on the outer side face of the heat preservation transition layer, and the heat preservation layer is a GRPS heat preservation plate. The GRPS composite outer formwork has the advantages that the GRPS composite outer formwork is made of the GRPS heat preservation plate, due to the fact that the GRPS heat preservation plate is of a micro closed-cell structure and is combined with the pressing extrusion technology, the GRPS composite outer formwork has excellent weather resistance, durability and dimensional stability, is suitable for severe environments, retains the characteristics of light weight and easy construction of polystyrene and is suitable for ultra-low energy consumption buildings.

The present application relates to the field of metal processing cooling liquid, especially to a special drawing cooling liquid for aluminum pop can production and a preparation method thereof.The special drawing cooling liquid for aluminum pop can production comprises, in mass percentage, 5-25% of carbon material reinforcing liquid, 5-15% of surfactant, 5-15% of functional additive, 1-5% of antibacterial agent, 5-10% of complexing agent, 1-5% of oil control agent, 0.1-5% of pH regulator, 0.01-0.1% of defoaming agent, and the rest of deionized water.The processing cooling liquid provided in the present application can be used as a special drawing cooling liquid for the drawing and thinning process of aluminum pop can, and can play excellent drawing cooling, lubrication and rust prevention functions simultaneously.

The application discloses a kind of injection molding device and method for unmanned aerial vehicle integrated tank, it is related to injection molding device technical field, including equipment rack, injection plasticizing unit, hopper and mold clamping mechanism, the hopper with the injection plasticizing unit communication, the mold clamping mechanism is set on the equipment rack, injection mold is equipped on the mold clamping mechanism, the injection mold includes upper fixed plate, lower fixed plate, upper template, lower template and intermediate die body, the intermediate die body is set between the upper template and the lower template, and the intermediate die body is equipped with mold core forming cavity;By being respectively set right core-pulling assembly and left core-pulling assembly in the two sides of intermediate die body, right core-pulling block and left core-pulling block can be respectively from the opposite sides of mold core forming cavity participate in tank side structure forming, after forming, by right core-pulling rod and left core-pulling rod respectively drive corresponding core-pulling block exit, it is favorable to reduce tank side structure in demolding process and deformation.

The utility model relates to the technical field of fixed mold plates of injection molding machines, and discloses a fixed mold fixing plate with an anti-deformation structure, which comprises a fixed mold fixing plate body, four corners of the fixed mold fixing plate body are respectively provided with a group of deformation components, and the deformation components are connected with pull rods of the injection molding machines. The deformation assembly is used for transmitting the pressure of the pull rod to the fixed mold fixing plate body and can reduce the stress deformation of the fixed mold fixing plate body during mold closing of the injection molding machine, the deformation assembly comprises a notch formed in the corner of the fixed mold fixing plate body, and the corner of the fixed mold fixing plate body is divided into two parts including a connecting section and a fixing section by the notch; a pull rod of an injection molding machine penetrates through the connecting section and then is fixedly connected with the fixing section; reinforcing ribs are arranged on four side surfaces of the fixed mold fixing plate body; according to the scheme, the lightweight design of the fixed mold fixing plate is realized through the notch, and the deformation quantity of the fixed mold fixing plate can be greatly reduced during mold closing.

The utility model relates to the technical field of printing, and discloses a low-deformation printing screen plate for a laminated chip ceramic inductor, which comprises a screen frame and a printing silk screen arranged on the screen frame, the printing silk screen comprises a graphic printing screen area and a connecting screen area surrounding the periphery of the graphic printing screen area, the graphic printing screen area is a silk screen with high Young modulus, and the connecting screen area is connected with the graphic printing screen area. The printing silk screen and the graphic printing screen area are both square, the side length of the printing silk screen is L1, the side length of the graphic printing screen area is L2, the side length of the printing silk screen and the side length of the graphic printing screen area meet the formula L2: L1 = (E1 * h1 + E2 * h2): (2 * E2 * h2), E1 is the Young modulus of the connecting screen area, h1 is the thickness of the connecting screen area, E2 is the Young modulus of the graphic printing screen area, and h2 is the thickness of the graphic printing screen area; e2 is greater than E1; according to the utility model, the electrode pattern deformation in the printing process can be improved, and the qualified rate and the hit rate of the laminated chip ceramic inductor are improved.

This utility model discloses an animal blood analysis device, including a body, a sampling needle, and a touch screen. The touch screen is fixedly installed on the body, and the sampling needle is detachably connected to the body. The body is equipped with a shaking device, an automatic sampling device, and a sampling needle cleaning device. The shaking device includes a cylinder, a piston rod, a connecting rod, a mounting frame, and a shaking plate. The cylinder is fixedly connected to the body and movably connected to the piston rod. The connecting rod is fixedly connected to the shaking plate and rotatably connected to the piston rod. The mounting frame is fixedly connected to the body and rotatably connected to the shaking plate. The cleaning device includes a cleaning chamber, a water pump, a water tank, a nozzle, a waste liquid tank, and pipes. The water pump, water tank, and waste liquid tank are all fixedly connected to the body. The waste liquid tank is connected to the cleaning chamber through pipes. The nozzle is fixedly connected to the cleaning chamber, which is located inside the body. This utility model solves the problems of convenient blood shaking, convenient sampling, and cleanliness of sampling needles in traditional animal blood analysis devices.

This invention relates to the field of gear processing and casting technology, specifically to a casting and forming device for processing planar helical cylindrical gears. The device includes a worktable and a vertical block on the worktable. A first rotating gear disk is rotatably mounted on one side of the worktable, and a lower mold is mounted on the first rotating gear disk. A mounting base is located on one side of the vertical block, and a rotating column is rotatably mounted inside the mounting base. An electric telescopic rod is located inside the rotating column, and an upper mold adapted to the lower mold is located at the telescopic end of the electric telescopic rod. A rotating assembly is also included, comprising a lower rotating module and an upper rotating module. Compared to existing technologies, this application uses the upper rotating module to drive the upper mold and the lower rotating module to drive the lower mold to synchronously output micro-rotation in opposite directions, causing the relative motion of the two molds to exhibit a helical composite trajectory. This allows for unlocking before gradual disengagement when there is a mechanical engagement tendency between the helical positioning teeth and the tooth cavity.

The utility model discloses a special stretcher cart for an obstetrical department, which comprises a base, a height adjusting structure, a connecting plate, a head angle adjusting structure, a waist and hip protecting structure, a protective guard, a split leg adjusting structure and a position-adjustable pedal, and the base is fixedly connected with the connecting plate through the height adjusting structure. The connecting plate is sequentially connected with the head angle adjusting structure and the waist and hip protection structure, the protective fences are arranged on the two sides of the waist and hip protection structure, one end of the connecting plate is connected with the split leg adjusting structure, body position adjustment of a puerpera on the cart is achieved, and the pedal with the adjustable position is arranged on the split leg adjusting structure and is suitable for the puerpera of different heights; and four universal wheels are uniformly arranged below the base. The device has the advantages that the positions of the head and the legs of the puerpera are independently adjusted, and the puerpera is guided to be adjusted to the most comfortable position.

The application discloses a low-strain silicon-carbon negative electrode material and a preparation method thereof. The preparation method comprises the following steps: S100, synthesizing MgV2O6 products from a magnesium source and a vanadium source; S200, mixing porous carbon and the MgV2O6 products to obtain a base material; and S300, performing vapor deposition on the outer surface and the pores of the base material by using a silane gas source and a carbon gas source in an inert gas to obtain a silicon-carbon negative electrode material. The MgV2O6 with a stable crystal structure is prepared from the magnesium source and the vanadium source, and rigid support is provided in the subsequent preparation process, so that the use stability and the thermal stability are improved. The silane gas source and the carbon gas source are vapor-deposited on the base material to generate silicon-carbon active substances in situ, so that the silicon atoms, the carbon atoms and the carbon atoms on the surface of the base material form firm chemical bonds, the stress generated when the silicon expands is absorbed by the internal structure of the silicon-carbon negative electrode material, and thus the silicon-carbon negative electrode material with high use stability is prepared.

A CNC gantry machine tool Z-axis long-stroke double-drive head saddle structure includes a slide, a machining spindle and a driving unit, the front side of the slide is recessed with a combination groove, the inner bottom surface of the combination groove is respectively formed with a first assembly surface and a second assembly surface, the first assembly surface and the second assembly surface respectively extend to the opening direction of the combination groove to form a third assembly surface and a fourth assembly surface, each assembly surface is respectively provided with at least one track groove, the two sides of the machining spindle are respectively provided with a linear rail corresponding to each track groove position, each linear rail is arranged in each track groove, thus, in the utility model, each linear rail is arranged on the two sides of the machining spindle, instead of being arranged on the rear side of the spindle as in the prior art, so that the center distance between each linear rail and the machining spindle is close, and the slide is wrapped around the machining spindle on four sides, so that the load capacity and stability of the machining spindle are improved.

This utility model relates to a mold with an automatic pop-out mechanism for the front mold slider, comprising a front mold and a rear mold. The front mold contains a pop-out mechanism, which includes a fixed block fixed within the front mold, a guide block formed on the fixed block, and at least one pair of sliders moving along the guide block. Each slider has a groove at its front end. The pair of sliders can move relative to each other or in opposite directions, and the groove forms a mold cavity as the sliders move relative to each other. The pop-out mechanism includes a reset member, which is elastic and has two ends that abut against the front mold and the sliders respectively. The rear mold contains a shaft mold that extends into or retracts from the groove. By placing the slider mechanism in the front mold, the automatic pop-out of the slider at the moment of mold opening is achieved using a reset spring and an inclined guide rail, avoiding damage and scratches to the product and improving finished product quality and yield. Simultaneously, the slider mechanism is independent of the rear mold, resulting in a more optimized structure. Its movement stroke is unrestricted and highly synchronized, effectively reducing the risk of slider jamming and wear, and extending the mold's service life.