13results about How to "Reduce warping" patented technology

The application relates to a medical nursing pad, belonging to the technical field of medical devices, which comprises a casting film, a lower wood pulp paper layer arranged on the casting film, a cotton core layer arranged on the lower wood pulp paper layer, an upper wood pulp paper layer arranged on the cotton core layer, and a non-woven fabric layer arranged on the upper wood pulp paper layer. The application has the effects of improving the uniformity of the absorption core layer of the medical nursing pad, improving the liquid absorption stability of the medical nursing pad, and reducing the occurrence of liquid reverse osmosis.

The utility model relates to a kind of automobile front windshield.It involves new energy automobile technical field.The application specifically includes the outer glass plate and inner glass plate of parallel interval arrangement, and the interlayer cavity formed between outer glass plate and inner glass plate;It also includes light-absorbing structure arranged in interlayer cavity, and photosensitive structure arranged in interlayer cavity, and light-absorbing structure is used to adhere outer glass plate with the inner glass plate, and the strong light of outside shooting is absorbed, and photosensitive structure is used to detect the light intensity of outside shooting.The interlayer cavity formed between outer glass plate and inner glass plate of the utility model is equipped with light-absorbing structure and photosensitive structure, the strong light of outside shooting is absorbed by light-absorbing structure, and the light intensity of outside shooting is detected by photosensitive structure, the blocking effect of the automobile front windshield to strong light is improved, the interference of strong light to driver is reduced, and the law enforcement of road safety supervision department is assisted, so as to ensure driving safety.

The utility model relates to the field of coal's crushing tool, concretely is crushing transmission structure and coal crushing device. The utility model crushing transmission structure, include: first crushing main body, this first crushing main body's upper portion has feed inlet and first axle seat, second crushing main body, second crushing main body with first crushing main body fixed connection, driving axle core, driving axle core has first annular crushing surface and second annular crushing surface, driving axle core's upper portion end portion with first axle seat swing joint, driving axle core has fixed connection's transmission gear disc, blanking main body, blanking main body has second axle seat, first transmission rod, first transmission rod in blanking main body's end portion has fixed connection's driving gear, first transmission rod's other end has fixed connection's universal joint, motor assembly, motor assembly's power output shaft with universal joint fixed connection.

This utility model discloses a light guide plate rolling device, which includes a first rolling frame with an upper roller and a lower roller respectively. At least one surface of each roller is provided with a first printing screen, and at least one end is connected to a drive motor. The axial direction of the upper and lower rollers is set at an angle of 30-60° with the traveling direction of the light guide plate. Preferably, a second rolling frame is added, and the rollers are adjusted by inserting a connecting column into a transverse groove, and the position is fixed by using a threaded adjusting handle. The device also includes a conveyor belt and a tunnel-type oven to stabilize the temperature, and the internal fluid channels of the rollers are connected to a heat transfer oil pump for further temperature control. The cross-angle rolling enhances the side forming force and reduces the warping deformation of the light guide plate in the traveling direction. This utility model is suitable for continuous production of light guide plates, especially improving the forming quality of light guide plates with multi-layer composite structures.

This utility model relates to the field of photovoltaic equipment technology and discloses a novel graphite boat beater, comprising: a beater roller for beating silicon wafers; a first fixed plate connected to a driving component, the driving component driving the first fixed plate to move, the two ends of the beater roller being bolted to the first fixed plate; a second fixed plate located above the first fixed plate; and a connecting component connecting the first and second fixed plates for transmitting vibration and limiting the movement of the second fixed plate. By optimizing the connection structure between the beater roller and the fixed plate, a direct and effective vibration transmission path is constructed, solving the problem of low vibration transmission efficiency in the prior art, ensuring that the silicon wafer can fall accurately and stably into the graphite boat's clamping point, thereby significantly reducing silicon wafer fragmentation and improving the overall efficiency and yield of the coating process.

This utility model discloses a seismic repair support structure for ancient building brick and stone walls, including several sets of carbon fiber cloths arranged at intervals along the horizontal and vertical directions of one side of the wall, two sets of first pressure plates and second pressure plates respectively arranged along the horizontal and vertical directions of one side of the wall for pressing the carbon fiber cloths, and an installation component for positioning the several sets of carbon fiber cloths. The two ends of the first pressure plates and second pressure plates are fixed by multiple sets of first pins and second pins respectively arranged on the corresponding wall surfaces. The installation component includes multiple sets of first positioning plates sleeved on the first pins and second pins located at the adjacent ends of the first pressure plates and second pressure plates on the corresponding wall surfaces, and two sets of second positioning plates slidably arranged along the two sets of first pressure plates or the two sets of second pressure plates. A first compression spring is sleeved on both the first pins and second pins, and a first connecting rod and a second connecting rod are respectively arranged on the second positioning plate for connecting with the first pressure plate and the second pressure plate.

The invention provides a semiconductor device, a manufacturing method thereof and electronic equipment. The manufacturing method of the semiconductor device comprises the following steps: sequentially and alternately manufacturing initial sacrificial layers and initial semiconductor layers on a first surface of a substrate; bonding the outermost initial sacrificial layer on the first surface of the substrate with the first substrate; thinning the substrate until the thickness of the substrate is equal to that of the initial semiconductor layer; sequentially and alternately manufacturing an initial sacrificial layer and an initial semiconductor layer on the second surface of the thinned substrate to obtain a laminated structure arranged on one surface of the first substrate; manufacturing a first storage unit lamination based on the lamination structure; a first interconnection lamination layer is manufactured, the first interconnection lamination layer is at least electrically connected with the first storage unit lamination layer, and a first semiconductor structure is obtained; manufacturing a second semiconductor structure based on the same steps; and bonding the first semiconductor structure and the second semiconductor structure to obtain the semiconductor device. According to the invention, the number of epitaxial layers and the overall thickness of the semiconductor device are increased, and the problem of wafer warping is relieved.

This utility model belongs to the field of construction engineering technology, specifically a construction machinery cutting device, including a body and a limiting device. A drive unit is rotatably connected to the inner surface of the body, and a cutting disc is rotatably connected to the inner surface of the drive unit. Limiting devices are provided on both sides of the body, each including a placement block. The side wall of the placement block is fixedly connected to the side wall of the body, and multiple support rollers are rotatably connected to the inner surface of the placement block. A frame is fixedly connected to the side wall of the body near the placement block. A blocking device is provided on the side wall of the body, including a support column. The side wall of the support column is fixedly connected to the side wall of the body, and a rotating plate is rotatably connected to the surface of the support column. Two inclined plates are fixedly connected to the side wall of the rotating plate. By setting up the entire device, the position of the material can be limited, reducing the possibility of material warping and thus reducing the possibility of affecting the cutting process, while also reducing the impact on the cut surface.

The utility model belongs to packaging box processing technical field especially relates to a laminating device for packaging box production, including frame body, the frame body top is provided with the conveyer belt, the outside of conveyer belt is provided with the limit component, the frame body top is provided with the film loading roller, is provided with the guide component and the film pressing assembly in order along the packaging box direction of travel on the frame body below film loading roller, one side of film loading roller is provided with the corner pressing assembly, the corner pressing assembly includes longitudinal adjusting assembly, the top of mobile seat is provided with the support frame, the both sides of support frame are provided with the pressing mechanism, the middle position of corner pressing assembly is provided with the cutting assembly. The utility model reasonable in design, simple structure, convenient processing can improve the stability in workpiece conveying process, and the laminating corner is flattened and is pressed together, reduces its possible of warping, ensures workpiece forming quality, improves work progress, satisfies the using requirement.

The application discloses a transmission device, a semiconductor process equipment and a wafer transmission method, and relates to the semiconductor field. The transmission device comprises an adsorption finger, a heating element, a first temperature measuring element, a second temperature measuring element and a control element. The adsorption finger has an adsorption part, the heating element and the first temperature measuring element are arranged on the adsorption part, and the second temperature measuring element is arranged on the adsorption finger and is arranged in a spaced mode with the adsorption part. The control element is electrically connected with the heating element, the first temperature measuring element and the second temperature measuring element respectively, and is used for controlling the heating temperature of the adsorption part by the heating element according to the difference between the temperatures measured by the first temperature measuring element and the second temperature measuring element when the temperature measured by the second temperature measuring element is greater than a preset temperature, so that the temperature difference is within a preset temperature difference range. The application can solve the problem that the wafer warps due to the large temperature difference between the suction cup of the mechanical hand and the wafer.

The utility model belongs to the technical field of transverse cutting machines, and particularly relates to an anti-upwarp aluminum checkered plate transverse cutting machine which comprises a transverse cutting mechanism, a conveying mechanism and a supporting rail, the transverse cutting mechanism comprises a fixing frame and a lead screw, the surface of the lead screw is in threaded connection with a sliding base, one end of the lead screw is fixedly connected with a first belt roller, and the other end of the lead screw is fixedly connected with a second belt roller. The surface of the first belt roller is sleeved with a first transmission belt, a connecting plate is fixedly connected to the side of the sliding base, a U-shaped frame is fixedly connected to the surface of the connecting plate, and a first electric push rod is slidably installed in the supporting rail. The sliding base can drive the first electric push rod, the pressing wheels and the cutting tool to move horizontally at the same time through the connecting plate and the U-shaped frame, the pressing wheels are distributed on the two sides of the cutting tool and are vertically symmetrical, and the first electric push rod facilitates adjustment of the height of the pressing wheels so that the pressing wheels can be attached to the upper surface and the lower surface of the aluminum checkered plate. Therefore, the pressing wheel can press the aluminum checkered plate in the up-down opposite directions when the cutting tool cuts the aluminum checkered plate, and deformation and warping of the cutting edge can be effectively reduced.

The utility model relates to the technical field of hydraulic plate shears, in particular to a guide supporting mechanism of a hydraulic plate shearer, which comprises a fixing plate, a supporting mechanism for supporting a steel plate is arranged at the upper end of the fixing plate, and limiting mechanisms for limiting the steel plate are arranged at two ends of the fixing plate. A guide mechanism for guiding the steel plate is arranged on one side of the limiting mechanism; the limiting mechanism comprises two mounting plates, the two mounting plates are fixed to the two ends of the fixing plate, one side of each mounting plate is provided with a mounting pipe, and one end of each mounting pipe is telescopically connected with a movable rod. Through the arranged limiting mechanism, the steel plate can be guided and limited, under the cooperation of a connecting rod and a tension spring, the tension spring pulls a fixing block to vertically move, then a limiting ball is driven to make contact with the upper surface of the steel plate, the steel plate is pressed, and therefore the situation that the steel plate tilts due to the fact that the gravity center shifts can be effectively reduced.