32results about How to "Avoid risk of scratching" patented technology

The invention provides a display panel and a manufacturing method thereof. The display panel comprises a first substrate and a second substrate, which are disposed opposite to each other, wherein a plurality of first spacers are disposed on the first substrate, a plurality of second spacers correspondingly disposed with the plurality of first spacers are disposed on the second substrate, a grooveis formed in one side of each second spacer close to the first substrate, one end of the first spacer away from the first substrate is placed in the groove, so that the relative position of the firstsubstrate and the second substrate is fixed, therefore, when the display panel is bent, the relative displacement of the first substrate and the second substrate is reduced, thereby avoiding the problems of light leakage and color mixing, and avoiding the risk of scratching an alignment film due to the slide of the first spacers.

The invention relates to a bipod capable of achieving tube back end compression ejection. The bipod includes a support assembly; and at least two ejection inner pin assemblies hinged to the lower part of the support assembly. Each ejection inner pin assembly includes an outer tube for holding a compression spring and an inner pin; an inner pin having a first shape in which the inner pin completely retracts to the outer tube and a second shape in which the inner pin is completely ejected out of the outer tube; a compression spring which is positioned in the outer tube and is pressed against one end, facing the outer tube, of the inner pin; and a switch mechanism for releasing or clamping the inner pin. During use, the support assembly is arranged on an object to be supported, the inner pin assemblies are unfolded, and when the switch mechanism is energized, the inner pins are released from the first shape and ejected to the second shape under the action of the spring force of the compression springs. The inner pin can retract from the second shape to the first shape by a third shape partially retracting to the outer tube. The bipod can achieve rapid telescopic adjustment of a rifle, and can be used in various terrains.

The invention relates to a cutting machine, in particular to a cutting machine for medical surgical masks. The technical problem to be solved is: to provide a medical surgical mask cutting machine which saves time and labor, can prevent hands from being scratched, and will not be infected by bacteria. The technical solution is as follows: a medical surgical mask cutting machine, including a base, a first slide rail, a collection frame, etc., the front and rear sides of the base are provided with a first slide rail, and a collection frame is placed between the first slide rails. A pushing mechanism is arranged between the slide rail and the base, a cutting mechanism is arranged on the right side of the base, the cutting mechanism is connected with the pushing mechanism, and a closing mechanism is arranged on the base. The effect achieved by the present invention is: through the cooperation between the transmission assembly and the connecting rod, the knife holder frame and the blade are driven to move up and down to cut the mask, which is convenient to use and easy to operate.

The invention provides a dual-purpose blade box for pathological section. The blade box comprises a box body. A partition plate is arranged in the box body, and the space inside the box body is divided into a first cavity and a second cavity through the partition plate. The first cavity is internally provided with a blade locating mechanism. A blade inlet is formed in the wall of the second cavity. A clamping plate is arranged outside the second cavity and movably connected with the second cavity. By means of the dual-purpose blade box for pathological section, the problems that in the transferring process, blades are likely to be scattered and fall, and the potential safety hazard is high are solved. When a used blade needs to be taken off a slicing machine, the clamping plate is pressed,the blade is clamped after the clamping plate is closed, and the blade can be clamped and taken off the sliding machine; after the blade is clamped and taken off the slicing machine, the clamping plate is loosened, and after the box body is slightly inclined, the blade can slide into the second cavity through the blade inlet; and thus, the used blade can be collected and stored.

The present invention provides a transport trolley consistence quality test device. A checking tool mounting plate is detachedly installed between two stand columns, the positions of multiple groups of location block detection units on the checking tool mounting plate is distributed according to the outline of a plate piece to be measured and are one-to-one correspondence with the positions of location blocks on a transport trolley, each group of location block detection units are opposite to the corresponding location blocks through support blocks; the positions of the multiple location pin detection units on the checking tool mounting plate on the checking tool mounting plate are distributed according to the outline of the plate piece to be measured and are one-to-one correspondence withthe positions of location pins on the transport trolley, the detection blocks of each group of location pin detection units can be switched to an opening position or a working position, the detectionblocks in the opening position are mutually staggered with the corresponding location pins in the horizontal direction, detection holes on the detection blocks in the working position are coaxial with the corresponding location pins, and the detection pins penetrate the internal portions of the detection holes. The transport trolley consistence quality test device can rapidly regulate the high APC trolley consistence precision and can shorten the detection period.

The invention discloses an automatic parking control method, electronic equipment and a car. The method includes: responding to an automatic parking request, starting to search for a parking space; after finding a free parking space, reducing the detection distance of an ultrasonic probe behind the vehicle to a preset value Safe detection distance: enter the parking guidance state, and guide the vehicle to park to the vacant parking space based on the detection results of the ultrasonic probe behind the vehicle. After finding a free parking space, the present invention reduces the detection distance of the ultrasonic probe behind the vehicle, thereby greatly avoiding the risk of being scratched by obstacles and improving user experience.

The invention relates to a measurement method for the extension distance of a separation switch used for a moonlet. The measurement method comprises the following steps that: S1: designing a measurement tool; S2: installing the measurement tool; S3: determining a height difference (A3=A1-A2) between a satellite-rocket docking surface and a separation switch installation surface, and determining aheight difference (B3=B1-B2) between the free end of the separation switch and the separation switch installation surface; S4: determining a practical height difference (C3=B3-A3) between the free endof the separation switch and the satellite-rocket docking surface; and S5: judging a difference value between the C3 and a theoretical height difference C3' between the free end of the separation switch and the satellite-rocket docking surface, if |C3-C3'| is less than 0.1mm, proving that a separation switch installation position meets use requirements, and otherwise, elevating or lowering the separation switch. By use of the method, the problems of difficulty in measurement and big measurement error since the separation switch may be pressed by mistake and the satellite-rocket docking surface is likely to be scratched in a testing process because a caliper positioning benchmark is unstable are solved.

The invention discloses a workpiece inner cavity supporting machining tool. The tool comprises a workpiece inner cavity supporting mechanism and a rotating mechanism. The workpiece inner cavity supporting mechanism comprises a jacking rod in threaded connection with a threaded sleeve and a power lock arranged outside the jacking rod in a sleeving mode and matched with the sharp end of the jackingrod. The rotating mechanism comprises a rotating bottom plate fixed to the bottom of the workpiece inner cavity supporting mechanism, a fixed base located below the rotating bottom plate, a bearing connecting the rotating bottom plate and the fixed base and a shaft matched with the bearing. According to the workpiece inner cavity supporting tool, the jacking rod moves forwards to make the sharp end of the jacking rod be matched with the power lock, thus supporting positioning of an inner cavity of a workpiece is achieved, a scratching risk existing on the appearance face of the workpiece is avoided, the appearance face of the workpiece is protected, and the yield of products is improved. The machining range of the workpiece is widened through the rotating mechanism, and the machining requirement of the workpiece is met.

The invention discloses an automatic parking control method, electronic equipment and a car. The method includes: responding to an automatic parking request, starting to search for a parking space; when finding a free parking space, recording obstacles within a preset range on both sides of the free parking space The object is an obstacle before parking, and enters the parking guidance state; in the parking guidance state, based on the detection result of the vehicle ultrasonic probe and the obstacle before parking, guide the vehicle to park to the free parking space. The present invention optimizes the system trajectory planning strategy to memorize the obstacles before parking when looking for a parking space. The detection results can avoid the risk of scratching with obstacles during the forward driving process.