21results about How to "Uniform extrusion force" patented technology

The invention discloses a line design cable butt joint structure for electric power engineering, and relates to the technical field of cable butt joint, the line design cable butt joint structure comprises a butt joint cylinder, the two ends of the butt joint cylinder are provided with mounting mechanisms for placing inserted cables, each mounting mechanism comprises a placing cylinder, and the placing cylinders are symmetrically installed at the two ends of the butt joint cylinder; a limiting mechanism for fixedly limiting movement of the cable is arranged on the inner wall of the placing cylinder, an adjusting mechanism for adjusting the distance between cable joints is arranged on the outer wall, close to the placing cylinder, of the butt joint cylinder, the cable is inserted into the placing cylinder, the annular plate wraps the part, needing to be connected, of the cable, and the cable is pulled to be extruded by the annular plate; and the extrusion stress at the cable joint is more uniform, so that the electric stress distribution at the cable joint is more uniform, and overhigh local electric stress caused by non-uniform electric field distribution is avoided.

The invention belongs to the technical field of aviation detection, and particularly relates to aviation cylinder clamping detection equipment, which comprises a frame body, and support plates are uniformly arranged on the inner wall of the frame body; the aviation cylinder clamping detection equipment further comprises an adjusting mechanism and a supporting mechanism, the adjusting mechanism is used for adjusting the arc-shaped thin-wall part so that the arc-shaped thin-wall part can make contact with the front face of the installed thin-wall part, the bottom of the adjusting mechanism is fixedly connected with the top of the frame body, and the bottom of the supporting mechanism is rotationally connected with the outer wall of the end, away from the supporting plate, of the frame body. By arranging the detection mechanism, the cushion block makes contact with the outer wall of the thin-wall part, the limiting assembly monitors the moving distance of the cushion block, when the thin-wall part reaches the critical deformation quantity, the position where the limiting assembly is pulled out at the moment can be recorded in time, the position is recorded, the cushion block can only reach the maximum position in the subsequent clamping process, and the clamping efficiency is improved. And the situation that the thin-wall part is deformed due to large extrusion force caused by unstable clamping force is avoided.

The application discloses a propellant charge structure integrity monitoring device for long-term storage and relates to the field of rocket fuel monitoring. The propellant charge structure integrity monitoring device for long-term storage comprises a water tank base, the water tank base is fixedly connected with a fixing frame, the fixing frame is fixedly connected with a servo motor, the output shaft of the servo motor is fixedly connected with a main gear, the fixing frame is rotationally connected with circumferentially distributed lead screws, the thread pitches of the circumferentially distributed lead screws are different, the circumferentially distributed lead screws are fixedly connected with from gears, the fixing frame is slidably connected with circumferentially distributed sliding inner shells, the water tank base and the fixing frame are slidably connected with circumferentially distributed sliding outer shells, the lead screws are threadedly connected with adjacent sliding inner shells, and the sliding inner shells are slidably connected with adjacent sliding outer shells. Different speeds of extrusion are simultaneously performed on the circumferentially distributed propellants, monitoring contrast is formed, and the accuracy of data is further improved.

This invention relates to the field of hydraulic support installation technology, and more particularly to an installation device and method for installing the side guard plate of the top beam of a hydraulic support. The invention includes a horizontally arranged placement platform and a telescopic frame. The telescopic frame includes multiple sets of telescopic components, which are arranged parallel to each other and spaced apart along the length of the placement platform. Each set of telescopic components includes a fixed cylinder, a push-pull rod, a first hydraulic cylinder, and two vertically arranged clamping columns, all arranged along the width of the placement platform. The fixed cylinder is fixedly installed on the bottom wall of the placement platform. The push-pull rod is inserted into the fixed cylinder, and the opposite ends of the push-pull rod and the fixed cylinder are respectively fixedly connected to the two clamping columns. The first hydraulic cylinder is fixedly installed inside the fixed cylinder. By setting multiple sets of telescopic components, multiple first hydraulic cylinders can drive multiple clamping columns to move synchronously inward, thereby applying a stable and uniform compressive force to the side guard plate and overcoming the elastic force of the compression spring on the guide rod of the side guard plate.

A degreasing device for Trichosanthes kirilowii seeds includes a housing and a baking device, the baking device being disposed inside the housing. The device further includes: an upper conical disc connected to the housing, the upper conical disc being vertically arranged with its tip pointing upwards, a feed inlet at the tip of the upper conical disc, a first elastic pad fixedly disposed on the inner conical surface of the upper conical disc; a lower conical disc disposed below the upper conical disc, the lower conical disc being coaxial and in the same direction as the upper conical disc, a second elastic pad fixedly disposed on the outer conical surface of the lower conical disc, the upper end face of the second elastic pad being conical, the cone half-angle of the lower end face of the first elastic pad being smaller than the cone half-angle of the second elastic pad, and a gap existing between the lower end face of the first elastic pad and the upper end face of the second elastic pad; and a vibration mechanism, the actuating end of which is fixedly connected to the lower end of the lower conical disc. This device provides good degreasing effect.

A leather strap structure for a sliding door comprises a leather strap body and a sectional material body, the leather strap body comprises an arc face and a connecting face, the section of the arc face is in a semi-arc shape, the arc face is connected with the connecting face, and the arc face and the connecting face define a compression-resistant cavity; the two ends of the arc face are bent inwards and extend to form a first extending face and a second extending face, the first extending face and the second extending face are parallel to the connecting face, a first groove is formed between the first extending face and the connecting face, a second groove is formed between the second extending face and the connecting face, and a profile installation groove is formed between the first extending face and the second extending face. The sealing strip has the beneficial effects that when the leather strip is in an extruded state, the extrusion force is uniform, the resilience force of each position of the leather strip is not different after long-time use, the sealing performance is good, the mounting position of the sealing strip is positioned according to the track of the profile body, and the structural form of the sealing strip is determined by using the structural form of the profile body; the installation precision of the sealing strip is greatly improved, the first groove and the second groove can be directly arranged in the profile body in a sleeved mode, the sealing strip is very convenient to disassemble and assemble, and daily protection, cleaning and maintenance of the sealing strip are facilitated.

The utility model relates to the technical field of PCB (printed circuit board) mounting structures and plant lamps, in particular to a lampshade for mounting a PCB and a lamp panel type plant lamp free of screw mounting. A lampshade for mounting a PCB (printed circuit board) comprises a body, hooking parts are arranged on two sides of the body respectively, and pressing legs used for abutting against the PCB are further arranged on two sides of the body respectively. According to the lampshade structure for installing the PCB, the PCB lamp panel can be rapidly and firmly buckled and installed on the heat dissipation piece without any screws, smooth attachment and efficient heat dissipation of the lamp panel and the heat dissipation piece are guaranteed, the lens can be integrated in the lampshade body so that light path refraction or light condensation can be achieved, meanwhile, the structure is simplified, cost is reduced, and later maintenance is facilitated.

The application discloses a brazing filler metal pre-setting tool and method for annular conical metal honeycomb, and the upper roller and the lower roller are matched to clamp the annular conical metal honeycomb to be machined and the brazing filler metal, the extrusion is realized through the rotation of the lower roller, and the upper roller adjusting mechanism is arranged, the upper roller adjusting mechanism can adjust the inclination angle of the upper roller, the inclination angle of the upper roller is adjusted according to the angle of the outer conical angle of the annular conical metal honeycomb, the stability of machining is improved, the extrusion force received by the brazing filler metal during machining is uniform through the clamping of the upper roller and the lower roller, the brazing filler metal is prevented from falling off when the honeycomb and the base are assembled, reliable extrusion of the brazing filler metal is realized, and the brazing filler metal exists in each core cell of the bevel honeycomb, and the pre-setting tool disclosed by the application replaces manual operation and has higher machining efficiency.

The application discloses a notebook computer screen hinge with adjustable torque and relates to the technical field of hinges.The hinge comprises a first page sheet, a shaft sleeve arranged on one side of the first page sheet, an ear seat arranged on one side of a second page sheet and a pin shaft penetrating the shaft sleeve and the ear seat, the shaft sleeve further comprises a first damping sheet sleeved on the outer wall of the pin shaft, a second damping sheet is sleeved on the outer wall of the pin shaft and is attached to the first damping sheet, a torque adjusting assembly is arranged in the shaft sleeve and is used for driving soft nails to push the first damping sheet based on oil extrusion so as to increase the friction between the first damping sheet and the second damping sheet, and a reset assembly is arranged in the shaft sleeve and is used for driving oil backflow based on spring reset so as to reduce the friction between the first damping sheet and the second damping sheet. Through the application, the problem that the damping sheets continuously rub against each other in the long-term repeated opening and closing process of the existing notebook hinge, the surface of the damping sheets may be gradually worn and become smooth along with the increase of the use time, and the friction coefficient is reduced is solved.

The invention provides a pug extrusion force uniformizing device and a pug extrusion force uniformizing method for processing a honeycomb ceramic structural body, which can effectively solve the quality problem of the honeycomb ceramic structural body caused by non-uniform extrusion force when the honeycomb ceramic structural body is produced by adopting an extruder. The extruding machine extension body is arranged between an extruding head of an extruding machine and a honeycomb structure body extruding die, the extruding machine extension body comprises a smooth inner cavity, and the two ends of the inner cavity are communicated with a discharging port of the extruding head and a feeding port of the honeycomb structure body extruding die respectively. A first spoiler is arranged on the side, close to the extrusion head, of the inner cavity, a second spoiler is arranged on the side, close to the honeycomb structure body extrusion die, of the inner cavity, and variable-diameter holes are formed in the first spoiler and the second spoiler.

The present invention provides an electroplating wastewater treatment station, which comprises: a precipitation assembly, which comprises a precipitation box, a main precipitation cavity and a liquid outlet cavity are arranged in the precipitation box, and an inclined filtration module is mounted in the liquid outlet cavity; the neutralizing assembly comprises a neutralizing box, a stirring part is mounted in the neutralizing box, and an opening and closing part is mounted at the bottom of one side of the neutralizing box; the filtering mechanism comprises a filtering box, a filtering cloth shaping assembly and a defoaming assembly; an extrusion plate is horizontally and slidably mounted in the filter box, a filter cavity is formed in the inner side of the extrusion plate, a driving part is connected to the outer side of the extrusion plate, and filter cloth arranged in a V shape is mounted in the filter cavity. Through partition design, integration of filtration, clarification and impurity sedimentation is achieved, the filter cloth is arranged in a V shape, an operation area for rapidly replacing the filter cloth is adopted, meanwhile, the filter cloth is backwashed through the filter cloth shaping assembly, fine impurities in filter cloth holes are removed, online maintenance of the filter cloth is achieved, and the filter cloth does not need to be dismounted after shutdown.

This utility model discloses a height adjuster for the threshing bin of a corn thresher, belonging to the technical field of corn threshers, and is mainly used to adjust the height of the threshing bin in a corn thresher. The technical problem to be solved by this utility model is to provide a height adjuster for the threshing bin of a corn thresher, including a frame, a threshing bin, a compression spring, a pressure plate, a limiting member, and a rotating rod. From bottom to top, the compression spring, pressure plate, transmission guide, and limiting member are arranged sequentially above the threshing bin. The rotating rod passes through the limiting member and is connected to it via transmission. The lower end of the rotating rod is connected to a transmission guide mechanism. The transmission guide mechanism includes guide parts with a high end and a low end, with a smooth transition guide surface between the high end and the low end. The guide surface abuts against and cooperates with the lower surface of the limiting member. At least two guide parts are arranged circumferentially around the rotating rod, with the high end of one guide part adjacent to the low end of another adjacent guide part. This threshing bin height adjuster stably adjusts the size of the threshing bin and reduces the impact of vibration on the height adjuster.

The present invention relates to a sole pressing production line for shoe manufacturing, comprising an electric control system, a sole pressing unit and a feeding unit, wherein the feeding unit has a correction mechanism for correcting the posture and position of the workpiece; the sole pressing unit comprises a sole pressing conveyor for conveying the workpiece to a working position, a side pressing mechanism arranged on the left and right sides of the sole pressing conveyor, a mounting frame arranged above the sole pressing conveyor, a lifting cylinder installed on the top of the mounting frame, a mounting plate driven by the lifting cylinder to slide up and down along the mounting frame, a top pressing mechanism installed at the bottom of the mounting plate, and a front and rear tightening mechanism installed below the mounting plate through a guide inner frame. The present invention can safely deliver the workpiece to the working position in a standard posture through the feeding conveyor, the correction conveyor, the sole pressing conveyor and the correction mechanism, complete the uniform pressing of the left and right sides through the side pressing mechanism, achieve the uniform pressing of the front and rear sides through the front and rear tightening mechanism, and achieve the uniform pressing of the entire bonding surface through the top pressing mechanism.

The utility model relates to the field of bridge pier reinforcing, especially to a detachable hoop device for bridge pier reinforcing, which comprises four groups of workpieces, each group of workpieces comprising a left arc plate, a right arc plate and a middle arc plate, the four groups of workpieces being connected by locking screws to form a hoop, which is detachably mounted on a bridge pier body; the middle arc plate is assembled on one side of the left arc plate and the right arc plate close to the bridge pier body through an adjusting assembly, a fixing strip is mounted on the adjusting assembly, the fixing strip abuts against the surfaces of the left arc plate and the right arc plate to enhance the connection stability, the left arc plate and the right arc plate are connected through the tensioning assemblies arranged on their surfaces, and the left arc plate and the right arc plate of adjacent workpieces are connected by locking screws, the utility model has a simple structure, can be quickly installed and non-destructively disassembled through the locking screws and the adjusting assembly, shortens the installation time, is suitable for bridge piers of various shapes, can be detachable, has strong adaptability and bears force uniformly, and can improve construction efficiency and reduce maintenance cost.

The invention discloses equipment capable of being used for silicon carbide seed crystal bonding, and relates to the technical field of silicon carbide seed crystal bonding, the equipment comprises a supporting platform and a seed crystal, a supporting seat is fixedly mounted on the supporting platform, a placement groove is formed in the supporting seat, and the seed crystal is placed in the placement groove; a cover plate matched with the supporting base is installed on the supporting platform through an opening and closing component. The device has the advantages that the air bag can be rapidly inflated when needed, the pressure borne by the cover plate can be precisely regulated and controlled in the bonding process under the action of the precise pressure regulating valve, meanwhile, the extrusion force applied to the cover plate by the air bag is more uniform, the bonding and pressing effect is effectively improved, and the air bag can be quickly inflated before air enters the air bag through the pneumatic triple piece. And the gas is treated firstly, so that the influence of factors such as unclean gas on subsequently applied uniform extrusion force is effectively reduced.

The utility model relates to the field of shoe production, and discloses a sole pressing machine for shoemaking, which comprises a case, a limiting shell and a support, the limiting shell is fixedly arranged above the case, a plurality of first hydraulic telescopic rods are fixedly arranged on the left side wall and the right side wall in the limiting shell, and the end parts of the first hydraulic telescopic rods are fixedly connected with fixed pressing heads; two side pressing rubber plates are arranged in the middle of the limiting shell, two rubber fixing devices are fixed to each of the two sides of the limiting shell, rubber extension strips are fixed to the two ends of the two side pressing rubber plates, and the multiple rubber extension strips are correspondingly fixed to the interiors of the rubber fixing devices correspondingly; a toe cap rubber pressing block and a heel rubber pressing block are arranged at the front end and the rear end of the limiting shell respectively. According to the utility model, the pressing mechanism is additionally arranged on the easy-to-deglue part, so that the pressing effect is enhanced, the possibility of deglue of the easy-to-deglue part is reduced, and the service life of the shoe is prolonged.

The application provides a kind of automatic adjusting extrusion force device by centrifugal force, which comprises a welded cylinder and a rotating support frame, and the closed space surrounded by the rotating support frame and the welded cylinder is a centrifugal cavity, and the centrifugal cavity is provided with an automatic adjusting layer composed of multiple adjusting balls, a buffer layer and an extrusion force uniformization layer composed of multiple extrusion force uniformization balls.The application drives the welded cylinder to rotate by rotating support device, and generates extrusion force on the inner wall of the welded cylinder by centrifugal motion, and the combined action of adjusting balls, buffer layer and extrusion force uniformization balls can automatically adjust the extrusion force, so that the extrusion force on the inner wall of the welded cylinder is uniform in circumferential and axial directions, and the extrusion force can simulate the stress in the shell during the actual launch of the warhead. The welded joint strength is tested by using the application, and the welded joint strength meets the requirements before use, which can ensure the safety of the shell during the launch of the warhead.

The utility model discloses a compression resistance tester, belongs to the technical field of rock-soil testing, and solves the problem that the existing compression resistance tester cannot be properly adapted to the aspect of rock-soil detection. Comprising a base and a top frame located above the base, a horizontally-arranged middle rod and side rods located on the two sides of the middle rod are fixedly connected into the top frame, a supporting plate is hinged to the lower portions of the side rods, and the deflection angle of the supporting plate relative to the side rods is adjustable. According to the utility model, when people need to pressurize rock soil through a pressure resistance tester and then test pressure resistance parameters of the tester, people only need to place the rock soil to be detected on the base and then start the laser pen, so that the laser pen emits laser, and then the piston rods on the two sides of the double-head cylinder stretch out and draw back; and in the process, the laser pen deflects along with the adjustment of the angle of the hydraulic cylinder until the laser irradiates the surface of the rock soil, so that when the hydraulic cylinder pushes the pressing plate, the pressing plate can certainly extrude the rock soil, and the compression resistance test is completed.

The application discloses a kind of continuous conveying type multi-station bending forming equipment and method of metal wire, belong to metal wire bending technical field, including workbench, multiple fixed frame and multiple moving frame are installed on the upper end of workbench, first correction wheel group is installed on fixed frame, second correction wheel group is installed on moving frame, first correction wheel group includes multiple fixed wheels, first correction wheel group further includes multiple first moving wheels, first moving rod is installed in the position corresponding to first moving wheel of fixed frame, first moving rod is installed in the side close to moving frame with first rotating rod, first rotating rod outer wall is provided with first thread groove, second rotating rod is installed in the end close to fixed frame of moving frame, second rotating rod outer wall is provided with second thread groove, the pitch of first thread groove is two times of the pitch of second thread groove, the first correction wheel group, second correction wheel group can be linked when moving frame of the present application is set to move, and two groups of wheel group center is always aligned.

The invention discloses a seamless steel pipe cold drawing extrusion device, which belongs to the technical field of steel pipe production equipment. Its structure includes an embedded sliding mechanism that can penetrate into the seamless steel pipe, a reducing hollow platform is arranged on the embedded sliding mechanism, and a cold drawing mechanism and a sizing mechanism are respectively installed at both ends of the reducing hollow platform; a plurality of extrusion pestles are arranged on the side of the cold drawing mechanism, and the plurality of extrusion pestles can move along the axis of the seamless steel pipe and rotate around the axis of the seamless steel pipe at the same time; the application can penetrate into the inner side of a seamless steel pipe with a larger diameter as a whole, and utilize a plurality of circumferentially distributed extrusion terminals to work together, so that the inner wall of the steel pipe is stressed all around, and the extrusion force at each location is balanced. As the equipment shuttles inside the seamless steel pipe, the cold drawing purpose is achieved. Since the maximum extension length of the plurality of extrusion terminals is adjustable, the inner surface finish optimization of seamless steel pipes of different sizes can be flexibly coped with, and the various components can be efficiently shared without frequent disassembly and assembly, thereby optimizing the equipment manufacturing and use costs.