13results about How to "Improve limit stability" patented technology

The application provides a power cable damage detection device, which comprises a conveying mechanism, a twisting mechanism, a camera mechanism and a driving mechanism; the conveying mechanism comprises a rack, a chain plate and a chain wheel; the twisting mechanism comprises a clamping assembly and a control assembly; a plurality of clamping assemblies are installed on the chain plate, the control assembly controls three or more clamping assemblies to clamp the cable, and controls the clamping assembly in the middle to rotate after clamping, so as to clamp the two ends of the cable to be detected and reset after twisting the middle part; the camera mechanism collects images on the twisted cable; after the camera mechanism completes the collection, the control assembly controls the clamping assembly to separate from the cable; and the driving mechanism drives the cable to move linearly. The twisting action actively amplifies the damage position on the cable through physical deformation, converts the subtle defects that can be recognized only by high-precision equipment into obvious features that are easy to capture by the camera mechanism, reduces the precision requirement of the image recognition system, and greatly improves the sensitivity of the damage detection.

The invention relates to the field of internal combustion engines, in particular to a gasoline engine which comprises an engine body and a silencer, the silencer comprises a shell, a catalyst filter screen, an air inlet pipe and an exhaust pipe, the shell is connected to the engine body, the catalyst filter screen is connected to the inner wall of the shell, and one end of the air inlet pipe is connected to the surface of the shell and communicates with an inner cavity of the shell; the end of the exhaust pipe is connected to the surface of the shell and communicated with an inner cavity of the shell, and the catalyst filter screen is located between the air inlet pipe and the exhaust pipe. Through the arrangement of the shell, the catalyst filter screen, the air inlet pipe and the exhaust pipe, harmful gas is converted into harmless substances, tail gas exhausted by the exhaust pipe does not contain harmful gas, the standard in the American Environmental Protection Agency (EPA) certification is met, and for drivers, passengers and pedestrians exposed in the tail gas for a long time, the safety of the automobile is improved. Respiratory diseases, cardiovascular diseases and even cancers are not easily caused, so that the use safety of the gasoline engine is improved.

The utility model relates to the technical field of shock pad limiting equipment, in particular to a shock pad limiting structure which is characterized in that a protruding block is arranged at the upper end of a bottom foot body, a shock pad is placed at the upper end of the bottom foot body, a positioning groove is formed in the lower end of the shock pad, the protruding block is inserted into the positioning groove, a cylinder is installed at the upper end of the bottom foot body, and the bottom foot body is fixed to the bottom foot body. The shock pad is inserted into the cylinder, the bottom of the equipment supporting rod is inserted into the cylinder, the bottom end of the equipment supporting rod makes contact with the top end of the shock pad, and the shock pad is stabilized from the center and the periphery through cooperation of the protruding block on the bottom foot body and the shock pad positioning groove and limiting of the cylinder on the peripheral side of the shock pad. The limiting stability of the shock pad on the footing body is greatly improved, shaking and displacement of the shock pad under complex working conditions are effectively avoided, and compared with a traditional limiting mode only depending on friction force, the stability is remarkably improved.

The utility model discloses a pressure switch, which comprises a plug and a lower seat, the plug and the lower seat are spliced to form a closed movable cavity, the inner wall of the movable cavity is provided with a first ring groove, the first ring groove is covered with a sealing diaphragm, one side of the sealing diaphragm is provided with a pushing piece, the other side of the sealing diaphragm is provided with a switch assembly, and the inner wall of a sliding cavity is provided with a second ring groove. A limiting ring covers the interior of the second annular groove and is made of a hard material, and the side, facing the pushing piece, of the limiting ring abuts against the sealing diaphragm; a third ring groove is formed in the inner wall of the movable cavity, when the third ring groove is subjected to cold extrusion forming, the side, facing the limiting ring and back on to the sealing diaphragm, of the third ring groove is wrapped to form a ring edge, the ring edge abuts against and fixes the limiting ring, and the heat shrinkage rate of the limiting ring is obviously lower than that of a traditional plastic plug. The ring edge wraps and fixes the limiting ring, it is ensured that the limiting ring exerts stable pressing force on the sealing diaphragm, and the sealing performance of the sealing diaphragm is improved.

This invention belongs to the field of valve devices and discloses a handle valve anti-accidental contact device, comprising: a base fixed to the valve body of the handle valve; a limiting component that extends through the base and slides with the base; and a telescopic component disposed in a horizontal through hole in the base. The extensions have limiting holes that cooperate with the telescopic component to restrict the vertical movement of the limiting component relative to the base. The handle valve anti-accidental contact device of this invention achieves adjustable positioning of the limiting component through the cooperation of the telescopic component and the limiting holes. The precise cooperation between the extensions and the handle provides high limiting stability, effectively preventing accidental operation of the equipment by human error, significantly reducing human error, and ensuring the safe and stable operation of the unit.

The utility model discloses a computer host cable arranging and fixing device which comprises a fixing frame body, the fixing frame body is installed on the back face of a case through an upper installation mechanism, the outer surface of the fixing frame body is fixedly connected with a limiting mechanism, and the surface of the limiting mechanism is in sliding connection with a pushing column. The end of the pushing column is fixedly connected with an extrusion mechanism, and a plurality of clamping plates are fixed to the inner side of the fixing frame body at equal intervals. The connecting bolt penetrates through the mounting plate and is in threaded connection with the case upper shell, the fixing frame body can be conveniently mounted, the extrusion plate and the buffer rubber mat are driven by the pushing column to be matched with the fixing frame body, connecting wires of a case can be extruded and limited, and the connecting wires can be conveniently limited and arranged; and meanwhile, the extrusion disc is driven to be pressed on the surface of the pushing column through the adjusting screw sleeve, and the effect of limiting the pushing column can be achieved.

The application discloses a narrow-belt sorting machine capable of sorting special-shaped parts and an intelligent control method thereof. The narrow-belt sorting machine comprises a logistics input channel and a sorting channel connected to the logistics input channel. A plurality of sorting narrow-belt assembly components are longitudinally and uniformly distributed on the sorting channel. Linear array positioning shaft assembly components are arranged between two adjacent sorting narrow-belt assembly components. The linear array positioning shaft assembly components comprise a plurality of elastic telescopic positioning shafts which are uniformly distributed in the transverse direction. A range-increasing telescopic positioning shaft is arranged in the elastic telescopic positioning shaft. A range-increasing driving structure is arranged between the elastic telescopic positioning shaft and the range-increasing telescopic positioning shaft. A height correction inclined guide structure is arranged between the sorting channel and the range-increasing telescopic positioning shaft. The height correction inclined guide structure realizes self-adaptive contour limiting, stable conveying and precise sorting of the special-shaped parts, improves the automation degree and reliability of the special-shaped part sorting, and reduces the labor intervention cost.

The utility model relates to food separating cutting technical field, concretely is a kind of food separating cutting device for frozen product processing, including machine body and cutting disc, cutting disc is installed in the inside of machine body, and the upper surface of machine body is penetrated in the top of cutting disc, the left front of cutting disc is provided with feeding seat, for placing food to be cut, and the right side of cutting disc is provided with size adjusting mechanism, cutting size is limited, the right side of cutting disc is provided with material receiving mechanism, cutting food is collected, and feeding seat and machine body constitute front and back sliding structure between. The food separating cutting device for frozen product processing is cut to frozen food by the rotation of cutting disc, and frozen food is cut by the front and back movement of feeding seat through cutting disc, and food can be limited on feeding seat, so that it remains stable when cutting, and the setting of fixed distance plate makes that cutting size can keep consistent, improves subsequent cutting quality.

This utility model provides a polishing device for automotive body shell surfaces, relating to the technical field of automotive body shell surface treatment equipment. It includes a recycling bin with a collection plate mounted on top. By setting up the recycling bin, a fixed box, and a fixed frame, when polishing smaller shells, the shell is placed on the surface of the second positioning bolt and the rotating rod. Two auxiliary clamps assist in limiting the position. When processing larger shells, a three-jaw chuck is used for secondary limiting. During polishing, residual debris remains on the surface of the supporting horizontal plate, and some debris can enter the collection plate through the limiting groove, facilitating collection into the recycling bin. A fixed base plate and the first positioning bolt facilitate positioning of the entire device and its installation location. Four support feet provide auxiliary support for the entire device, achieving dual stability. An inspection side cover facilitates opening the recycling bin for inspection and maintenance.

This invention discloses a multi-station pipe surface treatment device, relating to the field of pipe surface treatment technology. To solve the problem of uneven grinding pressure in curved sections of pipes, when the sandpaper extends into the inside of the pipe, the electric telescopic rod is activated to extend it, driving the connecting frame and the central column to move, causing the pull rope to loosen. At this time, the telescopic spring on the side of the lowest first limiting block rebounds, pushing the slider and the first connecting rod to move upward in sequence, achieving stable limiting below the flexible rod. Simultaneously, the telescopic spring on the side of the highest first limiting block rebounds synchronously, driving the lowest second limiting block to move upward. The side arc spring rebounds, pushing the guide plate and the second connecting rod to move upward in sequence, forming a trajectory that matches the curvature of the pipe, limiting the upper part of the flexible rod. This ensures that the sandpaper makes full and uniform contact with the inner surface of the pipe, making the grinding pressure consistent on the inner, outer, and transition areas of the bend.

The utility model discloses a high-temperature-resistant spring end fixing plug, which belongs to the technical field of springs and comprises a first plug tube, an annular protrusion fixed at the outer end of the first plug tube and a clamping groove formed in the end face of the annular protrusion, a wedge-shaped block is fixed on the inner end face of the clamping groove, the wedge-shaped block is matched with a notch in the end of a spring, and a spiral groove is formed in the inner side of the clamping groove. The end, away from the annular protrusion, of the first plug pipe is slidably provided with a plug sleeve, and the end, away from the annular protrusion, of the plug sleeve is fixedly provided with a second plug pipe. The wedge-shaped block is arranged at the inner end of the clamping groove, so that after the bottom end of the spring enters the clamping groove, the wedge-shaped block can be clamped at the notch in the end of the spring, the overall contact area of the fixing plug and the end of the spring is increased, the end of the spring is limited, the spring and the fixing plug are prevented from being rotationally fixed, and the service life of the spring is prolonged. In addition, through the arrangement of the spiral groove, the spring is installed in a spiral mode, and the anti-disengaging stability between the spring and the fixing plug is improved.