23results about How to "Reduce indentation" patented technology

The invention relates to the technical field of membrane attachment, and provides a ceramic membrane coating, bonding and attaching device which comprises a basic rack, a first driving part, a pressing assembly, a second driving part, a vacuum adsorption assembly and a visual assembly, a top rack is fixedly installed on the upper portion of the basic rack through a supporting rack, and the first driving part is installed on the basic rack; a bearing frame is fixedly installed at the output end of the first driving part, a lower press-fit mold is arranged at the top of the bearing frame, a press-fit assembly is installed on the lower press-fit mold, the second driving part is installed on the top rack, a lifting frame is fixedly installed at the output end of the second driving part, and an upper press-fit mold is arranged at the bottom of the lifting frame. A vacuum adsorption assembly is installed at the bottom of the upper pressing mold, and a visual assembly is installed on the top rack and used for solving the technical problems that in the related technology, when multiple layers of diaphragms are pressed, local stress concentration can be formed on the surfaces of the ceramic diaphragms through adsorption holes, then indentations are generated, and the surface quality of finished products is reduced.

The utility model discloses a kind of welding positioning devices of towed arm, including bottom plate, the upper surface of the bottom plate is fixedly connected with positioning column, the upper end of the positioning column is fixedly connected with expansion sleeve, the inner wall of the expansion sleeve is slidably connected with pressure pad, the bottom of the pressure pad is fixedly connected with sliding block, the hole of the sliding block inside is slidably connected with support rod, one side of the sliding block is fixedly connected with spring, the other end of the spring is fixedly connected with expansion sleeve, the bottom plate upper end is fixedly connected with several support columns, by setting positioning column, expansion sleeve, it can be reduced by expansion fixed towed arm to improve production quality to reduce the indentation inside and appearance on towed arm hole.

The utility model discloses a metal material belt feeding mechanism, which relates to the technical field of middle spacer production and comprises a conveying track and a conveying driving device, a metal material belt is laid on the upper portion of the conveying track, the conveying driving device is installed on the upper portion of the conveying track, the conveying driving device can pull the metal material belt, and the conveying driving device drives the metal material belt to rotate. The metal strip feeding mechanism is arranged on the conveying rail and intermittently moves in the conveying rail at a fixed distance every time, the arranged conveying driving device, the driving traction module and the driven traction module are connected through the linkage rod, synchronous action is achieved, and the stability of a middle partition piece in the conveying process is guaranteed. By means of the design, damage caused by bending, twisting or vibration of the middle partition piece is avoided, and the product quality is guaranteed. In addition, due to the fact that the contact area between the conveying mechanism and the metal material belt (namely the material belt where the middle partition piece is located) is small and even, scratches or indentations are reduced, and the product quality is further improved.

The utility model discloses a paper roll fixing device for a printing factory, and relates to the technical field of paper roll fixing. The device comprises a bottom frame, two sliding groove plates are fixedly connected to the top of the bottom frame, two sliding grooves are formed in the bottom frame, and supporting assemblies are arranged in the two sliding grooves; the sliding frame comprises a bottom frame located above the bottom frame, the bottom of the bottom frame is fixedly connected with two sliding rails slidably connected into the two sliding groove plates respectively, the edge of one side of the top of the bottom frame is fixedly connected with a fixing frame, the top of the fixing frame is fixedly connected with a soft plate, and the back face of the soft plate is provided with a radian adjusting assembly. The distance adjusting assembly comprises two mounting bases fixedly connected to the top of the bottom frame, a two-way screw is rotationally connected into the two mounting bases, and first hand wheels are fixedly connected to the two ends of the two-way screw. By adjusting the distance between the two bottom frames and the radian of the soft plate, a paper roll is fixed more stably, pressure can be dispersed, and indentations on the surface of the paper roll are reduced.

The invention discloses a spindle-shaped foot roller capable of improving the quality of a plate blank, a foot roller system and a continuous casting method. The spindle-shaped foot roller comprises a foot roller center part, a foot roller edge part and a foot roller transition part. The roller surface diameter of the central part of the foot roller is 105 mm, and the roller surface diameter of the edge part of the foot roller is 100 mm; and the foot roller transition part between the foot roller center part and the foot roller edge part adopts a curve smooth transition design. Through geometric parameter optimization and transition design of the spindle-shaped foot roller, the supporting effect of the narrow-face blank shell can be improved, meanwhile, mechanical pressure can be evenly distributed, the blank type and the surface quality of a casting blank are effectively improved, and meanwhile defects and production risks are reduced.

The utility model provides a kind of wafer epitaxy measuring device, it is related to precision machinery contact protection technical field.Wafer epitaxy measuring device includes support, drive arrangement, connecting rod and mercury-containing capillary, drive arrangement is fixedly installed on support;One end of connecting rod is fixedly connected with the moving end of drive arrangement, and the other end extends along horizontal direction;Mercury-containing capillary is fixedly arranged at the end of connecting rod away from drive arrangement, mercury-containing capillary is arranged at the underside of connecting rod, mercury-containing capillary extends towards the side away from connecting rod, the measuring end of mercury-containing capillary is provided with recess, recess is embedded with elastic washer, and elastic washer protrudes to the measuring end surface of mercury-containing capillary outside.The test device of the application can not only effectively reduce the indentation left by quartz mercury-containing capillary on wafer surface, improve yield, but also can alleviate the damage caused by foreign matter on wafer surface to mercury-containing capillary, save a lot of mercury-containing capillary replacement cost and maintenance cost.

The protection pad comprises a protection base body, the protection base body is in an arc shape in the length direction, the cross section of the protection base body is in a U shape, an inserting groove is formed in the middle of the protection base body, the protection base body is composed of an outer skin-friendly layer and an inner pressure reduction layer, and the outer skin-friendly layer and the inner pressure reduction layer are in an arc shape. The protection base body is designed into a gradually narrowed slope shape, the use function of the protection base body is targeted, the obvious effect is achieved for solving the problem, the protection base body is installed on the edges of the top and the bottom of the brace, the knee joint of the leg, the skin near the knee, the ankle joint and the skin near the instep can be protected, direct contact is avoided, and the protection effect is good. And bruises or indentations of the skin are reduced.

This invention relates to the field of rock and soil exploration technology, and discloses a rock and soil drilling exploration device for engineering construction. The device includes a main body with a support frame rotatably connected inside. A drill rod is mounted on the side wall of the support frame. When two arc-shaped plates form a cross shape around the outer surface of the drill rod, the invention enhances the rotational force of the motor, causing the motor to drive the drill rod to rotate and disengage from a jammed state via a threaded shaft. After disengagement, the hydraulic rod retracts to its output end. As the hydraulic rod retracts, it resets the two arc-shaped plates, allowing them to fit onto the outer surface of the drill rod, enabling normal operation. This reduces the likelihood of the drill rod jamming when encountering harder rock layers during rotation within the rock and soil strata, thus improving the exploration quality of the device.

The utility model relates to the technical field of pipeline machining, in particular to a polyethylene pipeline hot melting joint flanging and cutting device which comprises a machine body, a first clamping block, a second clamping block, a beating layer, fixing shafts, connecting plates, an edge pressing conveying mechanism, a cutting mechanism, a clamping plate, a clamping rod, a cutting knife and a pre-walking wheel. An edge pressing conveying mechanism is arranged between the two connecting plates; when the device is used, a large ratchet wheel driving structure is changed into a two-small-ratchet-wheel driving structure, when the device is used for cutting, indentations on a sample can be reduced, the sampling quality is improved, meanwhile, the two ratchet wheels are driven by the motor and the speed reducer to replace a traditional manual pulling mode, cutting of the device can be continuously and stably carried out, and the working efficiency is improved. And meanwhile, manpower and time required by flanging and cutting are saved, and the working efficiency is improved.

The utility model discloses an obstacle crossing mechanism and magnetic climbing robot relates to robot technical field, obstacle crossing mechanism includes engine base, be provided the magnetic attraction front wheel and jacking subassembly of engine base front portion, the magnetic attraction front wheel includes be provided the support of engine base, be rotatingly provided the magnetic attraction wheel set of support and two rubber wheel, the two rubber wheel is spaced apart arrangement, and the jacking subassembly is provided with the magnetic attraction wheel set and the two rubber wheel. The magnetic attraction wheel set is arranged between the two rubber wheels, the jacking assembly and the magnetic attraction front wheel are correspondingly arranged, and the jacking assembly comprises a driving part, a transmission structure and an abutting part; the driving part can drive the abutting part to move in the direction close to the to-be-adsorbed surface through the transmission structure, so that the abutting part abuts against the to-be-adsorbed surface and applies pressure to the to-be-adsorbed surface, and then the magnetic attraction wheel set is lifted. According to the technical scheme provided by the utility model, the technical problem of poor obstacle crossing ability of the magnetic climbing robot can be solved.

The utility model relates to the technical field of fabric hanging, in particular to a fabric hanging device for cotton yarn spinning, which mainly comprises a hanging frame, a cross rod is fixedly connected to the inner side of the hanging frame, a sliding block and a clamping assembly are slidably connected to the outer side of the cross rod, the clamping assembly is arranged at the bottom of the sliding block, and the clamping assembly comprises a shell. A connecting rod is fixedly connected to the interior of the shell, a clamp is slidably connected to the outer side of the connecting rod, a spring is installed on the outer side of the connecting rod, the clamping assembly is used for clamping and hanging printed and dyed fabric, an extrusion part is slidably connected to the interior of the shell, and the output end of the extrusion part is conical. According to the fabric hanging device for cotton yarn spinning, force is applied to the extrusion part to enable the clamp to be opened and clamp fabric, the clamp achieves automatic clamping through spring reset after the clamp is loosened, and therefore it is ensured that the fabric is stably hung, and the situation that the contact area between the fabric and the winding roller is too large, and consequently residual printing is likely to be generated on the fabric is improved.

The utility model discloses a kind of aluminium alloy section bar forming composite devices for track, comprising: machine table, its machine table surface is equipped with side roll press unit, symmetrically distributed in the both sides of machine table, for the side of aluminium profile is rolled into shape, and according to section bar width self-adapting adjustment roll press interval;Double-sided roll press unit: evenly be equipped with in machine table surface, for the upper and lower surface of aluminium profile is synchronously rolled into shape, and the roll press demand of adaptation different thickness section bar;Roll press positioning roller group is equipped in the interval cavity of adjacent double-sided roll press unit, for in section bar conveying process through pneumatic roll press realizes dynamic positioning and prevents deviation, the utility model is through the cylinder A of side roll press unit and the cylinder B of double-sided roll press unit, realize the pneumatic automatic adjustment of roll press interval and height, without stopping machine manual operation, greatly shorten specification switching time, and can guarantee the symmetry accuracy of two sides roll press wheel, effectively solve the size out-of-tolerance problem when different width, thickness section bar is processed.

This application provides a display panel, a display device, and a method for manufacturing the display panel. The display panel includes: a substrate, an isolation structure, a light-emitting layer, and a first encapsulation layer. The isolation structure is disposed on one side of the substrate and forms an isolation opening, which includes a first isolation opening and a second isolation opening. The light-emitting layer includes light-emitting units at least partially located within the isolation openings. The first encapsulation layer includes an encapsulation portion for encapsulating each light-emitting unit. The encapsulation portion includes a first high-density layer and a low-density layer stacked together. The encapsulation portion includes a first encapsulation portion located at the first isolation opening and a second encapsulation portion located at the second isolation opening. The film thickness of at least one first encapsulation portion is less than the film thickness of the second encapsulation portion. The fact that the film thickness of the low-density layer in at least one first encapsulation portion is less than the film thickness of the low-density layer in the second encapsulation portion helps to reduce the concavity phenomenon in the second encapsulation portion, thereby improving the performance of the display panel.

The utility model relates to the technical field of stamping, in particular to stamping equipment used for stamping a keyboard key area. Comprising a rough punching die and a fine punching die. The rough punching die comprises a rough punching module and a first static die module; the rough punching module is provided with a first punching part and a first profiling convex part, the first punching part is arranged on the surface of the rough punching module in a protruding mode, the first profiling convex part is arranged on the periphery of the first punching part, the first punching part is provided with a first punching through hole, and a material pressing convex part is arranged on the edge of the first punching through hole; the die further comprises a fine stamping die set and a second static die set, the fine stamping die set is provided with a second stamping part and a second profiling convex part, the second stamping part is arranged on the surface of the fine stamping die set in a protruding mode, the second profiling convex part is arranged on the periphery of the second stamping part, and the second stamping part is provided with a second stamping through hole. According to the stamping equipment, generation of indentations can be reduced or even avoided, the production cost is reduced, and the product competitiveness is improved.

The utility model discloses a kind of anti-deviation steel strip rolling device, it is related to steel strip rolling technical field.The utility model includes bottom box, the bottom box top side is fixedly connected with rolling frame, the rolling frame inside is fixedly connected with bottom roll, the bottom roll rear side is fixedly connected with drive box, the rolling frame inside is threadedly connected with adjusting lever, the adjusting lever bottom is movably connected with top roll by bearing.The utility model is designed by anti-deviation roller of conical body shape, when steel strip deviates, its inclined plane is contacted with steel strip edge, because the linear velocity gradient of roll surface changes along axial direction and forms asymmetric lateral friction force, restoring force pointing to rolling center is generated, drive steel strip automatic return normality.Anti-deviation roller is driven by second driving motor, keeps same direction rotation, avoids shear stress caused by reverse rotation, reduces steel strip edge scratch, indentation and edge curl risk, significantly improves rolling precision and product quality.

The utility model discloses a cylinder cover sprue removing and positioning device which comprises a positioning base, a profiling block is arranged on the positioning base, a first profiling face and a second profiling face are arranged on the profiling block, the first profiling face is matched with the outline of the side face of a first base of a cylinder cover, and the second profiling face is matched with the outline of the side face of a second base of the cylinder cover. The second profiling surface is matched with the outline of the side surface of a second base of the cylinder cover; the pressing assembly comprises a supporting stand column, a supporting plate is fixed to the top of the supporting stand column, at least one pressing column is arranged on the supporting plate, when the pouring gate is removed, the pressing column is pressed on the upper surface of the cylinder cover, and the edge of the supporting plate is located on the rear side of the pouring gate of the cylinder cover. The removing device is simple in structure, the cylinder cover can be quickly positioned, and a sprue can be conveniently removed.

The invention relates to the technical field of medical instruments, and discloses a tumor nursing effusion drainage device which comprises a base, an adjusting part installed on the base and pre-matched according to the sizes of the abdomens of different patients, an anti-collapse part installed on the adjusting part and used for lifting the abdomen sides of the patients and limiting aseptic towels, and a recycling part installed on the anti-collapse part and used for recycling the aseptic towels. Puncture opening seepage is synchronously absorbed, the recovery part can be matched with the breathing frequency of a patient, seepage of a ventral puncture opening is timely absorbed, an air bag of the recovery part is bonded between an anti-falling plate and an arc-shaped frame, an air bag connector is provided with a one-way valve and is communicated with a backflow pipe and a seepage pipe, and an absorption hole is formed in the inner arc face of the seepage pipe. When the abdomen is lifted to extrude the anti-falling plate and the air bag exhausts and exhales, the air bag rebounds and expands under the action of the first spring, negative pressure suction force is provided for the seepage pipe and the absorption hole, seepage at the puncture position wound is sucked away in time, hydrops are prevented from flowing and polluting, the periphery of the wound of a patient is kept clean, and the infection risk is reduced.

The utility model relates to the technical field of medical equipment, and discloses an optimized design structure of an occipital jaw belt, which comprises an occipital jaw belt surface layer, a connecting belt is fixedly connected to the outer wall of the rear side of the occipital jaw belt surface layer, a connecting buckle is arranged on the outer wall of the connecting belt, and a bandage is arranged on the outer wall of the occipital jaw belt surface layer. A first hook-and-loop fastener is arranged on the outer wall of the front side of the occipital jaw belt surface layer, a towel is arranged on the outer wall of the first hook-and-loop fastener, ear opening holes are formed in the outer wall of the occipital jaw belt surface layer, and an occipital jaw belt lining layer is arranged on the outer wall of the occipital jaw belt surface layer. According to the utility model, through the matching of the larger holes in the ears and the elastic bandages, the size adjusting degree of the pillow jaw belt can be further increased, the pillow jaw belt can better adapt to patients with different head shapes and sizes, the discomfort is relieved, the tightness and the comfort degree are further enhanced, the indentation can be reduced, and the heat preservation effect can be improved by additionally arranging the heat preservation sheet.

The embodiment of the utility model discloses an electrolysis assembly and electrolysis hydrogen production equipment, and relates to the technical field of new energy equipment, the electrolysis assembly comprises a pole frame and a gasket, the pole frame comprises a first frame body and a second frame body, and the first frame body and the second frame body are stacked; the first frame body faces the surface of the second frame body, the second frame body faces the surface of the first frame body, and at least one of the two surfaces is provided with a limiting clamping groove; the gasket is arranged between the first frame body and the second frame body, the surface, facing the first frame body, of the gasket and the surface, facing the second frame body, of the gasket are provided with protrusions at least one of the two surfaces, and the protrusions and the limiting clamping grooves are arranged in a matched and clamped mode. According to the technical scheme, the matching structure design of the electrode frame and the gasket is improved, and the practicability and reliability of the electrolysis assembly are improved.

The tray clamping jaw assembly comprises a tray, a positioning groove is formed in the circumferential side face of the tray, and a first arc face is arranged in the positioning groove. The clamping jaw mechanism comprises a first clamping jaw, a second clamping jaw and a driver for driving the first clamping jaw and the second clamping jaw to get close to each other or get away from each other, the first clamping jaw and the second clamping jaw are arranged on the two opposite sides of the tray and are each rotationally provided with a rotating piece, and the rotating pieces directly face the positioning groove in the moving direction of the first clamping jaw; a second cambered surface is arranged on the peripheral side face of the rotating piece and matched with the first cambered surface. Collision between the tray and the clamping jaw can be effectively reduced, and mechanical abrasion and noise of the clamping jaw and the tray are reduced.

The invention relates to the technical field of quartz grinding, and discloses a fully automatic grinding device for quartz parts, comprising a cabinet, a cavity is arranged inside the cabinet, an upper grinding unit is installed on the top of the cabinet, a lower grinding unit is installed below the upper grinding unit, a drainage unit is installed on the surface of the upper grinding unit, a lower motor is installed at the bottom of the cabinet cavity, a lower grinding disc is installed on the output shaft of the lower motor, the screw rod is driven to rotate by the rotation of the planetary gear, and then a pumping effect is generated inside the oil passage, the above design cleverly solves the problem that the grinding liquid is difficult to evenly penetrate into the grinding area, especially the bottom position where the grinding part and the grinding surface are tightly fitted, as the screw rod rotates, the grinding liquid is continuously pumped into the oil extraction channel and is smoothly discharged through the drainage hole, this improvement not only improves the utilization rate of the grinding liquid, but also ensures that the grinding area always maintains sufficient grinding liquid for lubrication and cooling.

The utility model relates to the technical field of internal medicine nursing, and discloses an oxygen inhalation mask which comprises a mask body, one side of the mask body is fixedly connected with an inflation ring, one side of the inflation ring is fixedly connected with an inflation tube, one end of the inflation tube is fixedly connected with an air bag, and the edge of the surface of the mask body is sequentially and fixedly connected with a storage box, a storage box cover and a storage box cover. A rotating rod is fixedly connected to the inner wall of the storage box, and a torsion spring is arranged on the surface of the rotating rod. According to the oxygen inhalation mask, through the arrangement of the inflation ring, the inflation pipe, the air bag, the exhaust pipe and the sealing cover, when a patient uses the device to inhale oxygen, in order to avoid discomfort caused by direct contact with the mask, the inflation ring can be inflated by pressing the air bag, so that the face of the patient is directly attached to the inflation ring, and direct contact between the mask and the patient is avoided; therefore, indentations on the face of the patient caused by direct contact with the mask are reduced, the comfort of the patient wearing the mask is improved, and meanwhile, the health of the patient is also improved.