42results about How to "Avoid frictional situations" patented technology

The invention relates to a device for granulation of an ejected material from at least one nozzle (7), in particular a thermoplastic plastic, with a perforated plate (2) comprising the nozzles (7). A blade head (10) supporting several blades (11) lies opposite the same, fixed to a shaft (9) which is rotatably driven by a motor (13). The motor (13) is suspended such as to be displaced relative to the housing (1) by means of a suspension (15), however the above is suspended in such a manner that displacement is only possible in the direction of the axis (8) of the shaft (9) and not in a radial direction. The suspension (15) comprises at least one membrane (14) which suspends the motor (13) on the granulator housing (1). The motor (13) can be adjusted relative to the perforated plate (2) by means of an adjuster device (27), such that the desired pressure of the blade on the perforated plate (2) is maintained. The excised granulate particles are drawn out of the housing (1) by means of coolant.

A hot air non-woven setting machine with a paired held net curtain automatic correction function comprises a machine frame, an upper held net curtain driving mechanism, a lower held net curtain driving mechanism, upper hot air boxes, lower hot air boxes, an upper hot air box lifting adjusting mechanism, an upper held net curtain and a lower held net curtain, wherein the upper held net curtain driving mechanism and the lower held net curtain driving mechanism correspond to the right side of the machine frame and are connected with the machine frame; the upper hot air boxes and the lower hot air boxes are arranged along the upper portion and the lower portion of the length direction of the machine frame from left to right; the upper hot air box lifting adjusting mechanism is arranged on the upper portion of the machine frame and connected with the upper hot air boxes. The setting machine is characterized by further comprising an upper held net curtain correction mechanism and a lower held net curtain correction mechanism, the upper held net curtain correction mechanism corresponds to the left side of the machine frame and is connected with the machine frame, the lower held net curtain correction mechanism corresponds to the lower portion of the upper held net curtain correction mechanism and is connected with the left side of the machine frame, one end of the upper held net curtain is arranged on the upper held net curtain correction mechanism in a sleeving mode, the other end of the upper held net curtain is arranged on the upper held net curtain driving mechanism in a sleeving mode, one end of the lower held net curtain is arranged on the lower held net curtain correction mechanism in a sleeving mode, and the other end of the lower held net curtain is arranged on the lower held net curtain driving mechanism in a sleeving mode. Friction, caused by deflection of the upper held net curtain and the lower held net curtain, of the setting machine and a wallboard is avoided.

A hot air non-woven setting machine with a paired held net curtain automatic correction function comprises a machine frame, an upper held net curtain driving mechanism, a lower held net curtain driving mechanism, upper hot air boxes, lower hot air boxes, an upper hot air box lifting adjusting mechanism, an upper held net curtain and a lower held net curtain, wherein the upper held net curtain driving mechanism and the lower held net curtain driving mechanism correspond to the right side of the machine frame and are connected with the machine frame; the upper hot air boxes and the lower hot air boxes are arranged along the upper portion and the lower portion of the length direction of the machine frame from left to right; the upper hot air box lifting adjusting mechanism is arranged on the upper portion of the machine frame and connected with the upper hot air boxes. The setting machine is characterized by further comprising an upper held net curtain correction mechanism and a lower held net curtain correction mechanism, the upper held net curtain correction mechanism corresponds to the left side of the machine frame and is connected with the machine frame, the lower held net curtain correction mechanism corresponds to the lower portion of the upper held net curtain correction mechanism and is connected with the left side of the machine frame, one end of the upper held net curtain is arranged on the upper held net curtain correction mechanism in a sleeving mode, the other end of the upper held net curtain is arranged on the upper held net curtain driving mechanism in a sleeving mode, one end of the lower held net curtain is arranged on the lower held net curtain correction mechanism in a sleeving mode, and the other end of the lower held net curtain is arranged on the lower held net curtain driving mechanism in a sleeving mode. Friction, caused by deflection of the upper held net curtain and the lower held net curtain, of the setting machine and a wallboard is avoided.

The invention belongs to the technical field of braking and in particular relates to a quick braking mechanism for an automobile. The quick braking mechanism for the automobile comprises a brake disc,a hydraulic shell, a hydraulic column, a pressure applying mechanism, a power mechanism and the like, wherein when the quick braking mechanism for the automobile is in braking, a friction wheel in the power mechanism is in friction fit with the brake disc so that the power mechanism can provide power for the pressure applying mechanism to reduce a distance between a third fixing plate and a fourth fixing plate and increase the pressure applied to brake pad by the fourth fixing plate; and therefore, a purpose of improving a braking effect is achieved. During emergency braking, the quick braking mechanism for the automobile has the advantages that the emergency braking time of a traditional braking mechanism can be shortened and the automobile can more quickly stop after suffering an emergency situation. The possibility that the automobile suffers an accident after a driver slams on a brake in the case of an emergency is reduced, and the safety of the driver is preferably protected. The quick braking mechanism for the automobile has the advantages of simple structure and better use effect.

The invention relates to the field of display screens, in particular to a display screen assembling, locking and carrying device and method. The device comprises a jig carrying mechanism and locking mechanisms. The input end and the output end of the jig carrying mechanism are connected with a display screen end cover feed port and the input end of a carrying detection device correspondingly. Theoutput ends of the multiple locking mechanisms are connected with display screen end cover screw holes correspondingly. The jig carrying mechanism is used for positioning and carrying display screen end covers. The locking mechanisms are used for locking multiple screws into the display screen end cover screw holes correspondingly. By means of the device, by arranging the jig carrying mechanism, the replacement efficiency of a positioning jig is improved, and the display screen end covers are prevented from being covered with dust and other impurities; and by arranging the locking mechanisms,wear of screwdriver bit rods is reduced, and the service life of the screwdriver bit rods is prolonged.

The invention discloses a graphene-modified polymer injection pipeline, which relates to the technical field of pipelines. The graphene-modified polymer injection pipeline includes a first polyline, the outer wall of one end of the first polyline is provided with a second polyline, and the outer wall of the first polyline is fixedly installed with a threaded sleeve. The first poly pipeline can be disassembled, and some damaged cables can be disassembled for inspection and repair, which avoids the need to destroy the first poly pipeline due to the inability to disassemble the first poly pipeline for inspection and maintenance, effectively reducing Reduce maintenance costs, avoid accidental loss and enhance practicability. Through the setting of connecting block, sealing cover, protective sheet, protection rod and third sealing block, the maintenance screws can be isolated and protected, avoiding the need for deep burial. The erosion caused by the soil to the maintenance screw leads to the corrosion of the maintenance screw during inspection and maintenance, which makes the first pipeline unable to be disassembled, which effectively improves the practicability.

The invention discloses a graphene modified polymer injection pipeline, and relates to the technical field of pipelines. The graphene modified polymer injection pipeline comprises a first polymer pipeline, a second polymer pipeline is arranged on the outer wall of one end of the first polymer pipeline, and a threaded sleeve is fixedly installed on the outer wall of the first polymer pipeline. According to the technical scheme, the first gathering pipeline can be detached, part of damaged cables can be detached, troubleshot and overhauled, the situation that the first gathering pipeline needs to be damaged to be troubleshot and overhauled due to the fact that the first gathering pipeline cannot be detached is avoided, the overhauling cost is effectively reduced, accidental losses are avoided, and the practicability is enhanced; and through arrangement of a connecting block, a sealing cover, a protection sheet, a protection rod and a third sealing block, the overhaul screw can be isolated and protected, the situation that the overhaul screw is corroded by soil when deeply buried underground, and consequently a first polymer pipeline cannot be disassembled due to the fact that the overhaul screw is rusted due to corrosion during troubleshooting and overhauling is avoided, and the practicability is effectively improved.

The invention discloses a draw-turning outward-retaining shoe heel fabric polishing beating device for shoemaking. The device structurally comprises an air tube fast connecting cap, a one-way valve port seat, a pressure plate rod, a frustum column cap, a spiral through pipe barrel, a flare exhausting barrel and a draw-turning retaining plate frame. The top end of the draw-turning retaining plate frame is inserted to the bottom of the flare exhausting barrel, and the frustum column cap and the flare exhausting barrel are nested at upper and lower ends of the spiral through pipe barrel and collinear axially. By matching of an arc shell and a C-shaped retaining plate, a plunger sleeve pushes the arc shell to open a welt turnup frame, then an upper arc groove plate and a lower arc plate are pneumatically pushed out to match with an arm arc outward turning to achieve an outward turning effect, and a turnup outwardly forms a convex block to avoid hurting of the heel; unsmooth sides of the fabric are polished by a sand wheel, turnup groove wax sealing and compacting are performed, outward-retaining action effects of beating are achieved, and wearing comfort is improved while beating frequency is reduced.

The invention belongs to the technical field of brakes, and in particular relates to a quick brake mechanism for automobiles, which includes a brake disc, a hydraulic housing, a hydraulic column, a pressure applying mechanism, a power mechanism, etc., wherein the quick brake mechanism of the present invention, when braking, The friction wheel in the power mechanism is frictionally matched with the brake disc, so that the power mechanism can provide power to the pressure applying mechanism, thereby shortening the distance between the third fixed plate and the fourth fixed plate, and increasing the force of the fourth fixed plate to the brake pads. Pressure, to achieve the purpose of increasing the braking effect. When braking suddenly, the rapid braking mechanism can shorten the braking time of the traditional braking mechanism, and can stop the car faster after encountering an unexpected situation, reducing the risk of the driver's sudden braking when encountering an unexpected situation. The possibility of the car being in contact with an accident further protects the safety of the driver. The invention has simple structure and better use effect.

A foot pressure health detection bin belongs to the technical field of foot pressure detection and comprises a detection bin, two sensors and two connectors. Through cooperative use of the sensor, the connecting rod, the positioning mechanism and the transmission mechanism, after the transmission mechanism drives the positioning mechanism to move to a proper position, the sensor is taken out and replaced, then a new sensor is in butt joint with the detection bin, the transmission mechanism is loosened, the positioning mechanism can fix the sensor while resetting, and the detection efficiency is improved. The problems that in the prior art, during use, two feet need to step on two sensors, the sensors are fixed in an inner cavity of a detection bin, the sizes of the sensors are fixed, but the lengths of the two feet of a detector are different, and the detection efficiency is high are solved. The problems that the sensor needs to be dismounted and replaced due to the fact that the sensor is not long enough, and the sensor is inconvenient to dismount and replace quickly due to the fact that the whole detection cannot be carried out on the two feet of a detector easily occur in the prior art are solved.

The invention belongs to the technical field of 3D printing, and specifically relates to a consumable fixing device used in 3D printing equipment, including a mounting seat, a receiving groove is opened on the top surface of the mounting seat, a hemispherical block is installed in the accommodating groove, and a connecting column is installed on the surface of the hemispherical block; Several support mechanisms are installed around the connecting column on the block, threaded sleeves are installed on the connecting column, and sealing plates are installed on the bottom surface of the threaded sleeves; A fixed shaft is installed between the two vertical sections, a winding drum is installed on the fixed shaft, and an annular end plate is installed at the end of the winding drum; an elastic telescopic block is installed on the horizontal section of the U-shaped frame, and a Arc-shaped block; the invention can be firmly connected to 3D printing equipment of different shapes, ensuring a stable supply of consumables; the invention can avoid friction between consumables and other components in the printing device before entering the print head, thereby reducing the consumption of consumables loss.

The invention belongs to the technical field of transformer accessories manufacturing, and in particular relates to an automatic lamination device for transformer iron cores, comprising a horizontal base plate, a platform is fixedly installed above the base plate through a support column, a positioning mechanism and a supporting mechanism are installed above the base plate, and a base plate is installed on the base plate. There is a stacking mechanism; in the process of stacking the upper layer silicon steel sheet on the lower layer silicon steel sheet, the silicon steel sheet does not contact the vertical rod, so as to avoid the situation of friction between the edge of the silicon steel sheet and the vertical rod; In the process of installing the splint after the sheets are stacked into an iron core, the limiting effect on a single wedge block is released in turn, so that the lifting block and the supporting plate move downward under the action of their own gravity, and the supporting plate and the bottom surface of the bottom silicon steel sheet separation, so as to achieve the effect that the splint can be installed without lifting the silicon steel sheet, and avoid the situation of squeezing force and friction between the silicon steel sheet and the vertical rod.

The invention relates to the field of display screens, in particular to a display screen assembling screw locking mechanism and method. The mechanism comprises a locking rack, a locking driving assembly and a locking head. The locking rack is fixed to a workbench, and the locking driving assembly is fixed to the locking rack. The output end of the locking driving assembly is connected with the locking head; the output end of the locking head is connected with a jig carrying mechanism, and the output end of the locking head makes contact with a display screen end cover screw hole; the locking driving assembly is used for driving the locking head to move; and the locking head is used for screwing a screw into the display screen end cover screw hole. According to the mechanism, by arranging the locking head, abrasion of a screw bit rod is reduced, and the service life of the screw bit rod is prolonged.

The invention discloses a machining device for 5G communication antenna production. The machining device comprises a base, wherein a fixing column is arranged at the top end of the base, a fixing rodis arranged on one side of the fixing column, a supporting plate is arranged on the side, close to the fixing rod, of the fixing column, two sets of supporting columns are symmetrically arranged at the bottom end of the supporting plate, the supporting columns are arranged at the top end of the base, an air cylinder are arranged between the supporting columns, a first motor is arranged at the topend of the supporting plate, a rotating shaft of the first motor is connected with a rotating shaft, an extrusion wheel is arranged at the end, away from the first motor, of the rotating shaft, a first connecting rod and a second connecting rod are symmetrically arranged on the side, away from the rotating shaft, of the extrusion wheel, a limiting plate is arranged at the top end of the first connecting rod, and a limiting block is arranged at the bottom end of the second connecting rod. The machining device has the beneficial effects that the first connecting rod, the second connecting rod and a limiting base are arranged to be matched, on one hand, precision machining of a radiator can be completed, and on the other hand, the limiting base cannot be abraded.