18results about How to "Prevent popping" patented technology

The invention discloses an automatic spring clamp forming machine, which relates to the field of spring clamp preparation and comprises a spring clamp rotary feeding bin, spring clamp reciprocating up-down forming equipment, spring clamp carrier pressure maintaining equipment and spring clamp pressure maintaining completion discharging equipment. By the adoption of the scheme, through full-automatic mechanical preparation, the spring clamp preparation efficiency is improved; and after the spring clamp is folded and bonded, the pressure of the spring clamp can be maintained for a certain time, so that the spring clamp is prevented from being bounced off due to glue failure caused by the fact that glue is not dry, and the yield is improved.

The utility model relates to the technical field of crushers, in particular to a splash-proof safety crusher which comprises a crusher body, a feeding hopper is arranged at the top of the crusher body, and a discharging hopper is arranged at the bottom of the crusher body. The feed hopper is provided with a splash-proof plate which is movably mounted, and the top of the splash-proof plate is provided with operation plates which are symmetrically distributed; the device further comprises a reset mechanism and a positioning mechanism. The reset mechanisms are symmetrically arranged on the two sides of the feeding hopper, and the reset mechanisms are connected with the splash-proof plate and used for moving and resetting the splash-proof plate; the positioning mechanism is arranged on the splash-proof plate and is used for limiting and fixing the splash-proof plate; and by arranging the splash-proof plate and the reset mechanism, the splash-proof plate can block the feeding hopper so as to prevent crushed materials from jumping out, the step of manual pulling back is omitted through the design of the reset mechanism, rapid cover sealing is facilitated, and the practicability is improved.

The utility model discloses a waste crusher for lampshade production, which comprises a base, the top of the base is provided with a blanking box, the outer walls of two ends of the blanking box are provided with a material pushing box and a material guiding box, and the outer wall of one side of the top of the base is fixedly provided with a crusher main body; and one side of the bottom of the material guiding box is connected with the feeding end of the top of the pulverizer body, a reciprocating push rod motor is fixedly arranged on the inner wall of the material pushing box, a push block is fixedly arranged at the output end of the reciprocating push rod motor, and cutting grooves distributed at equal intervals are formed in the outer wall of the push block. According to the discharging device, the defective lampshades are pushed out through the output shaft of the reciprocating push rod motor, the push block moves on the inner wall of the discharging box, the defective lampshades are pushed towards the cutting knife until the cutting knife is embedded into the inner wall of the cutting groove, the defective lampshades can be cut into strips, the defective lampshades are prevented from being bounced off in the crushing process, discharging is convenient, and the defective lampshades are convenient to crush.

The utility model discloses a kind of wire rod clamping foot riveting devices, including the fixed seat and mounting plate being connected, mounting plate is fixed on fixed seat, and placing groove is opened on mounting plate, for preventing wire rod material;Still include clamping assembly, it is set on mounting plate, clamping assembly includes pressing plate, when operating, pressing plate covers on placing groove, for fixing wire rod material;Clamping assembly still includes a pair of support seat fixedly connected on mounting plate, a pair of support seat are fixedly connected with fixed link in each, fixed link is slidably connected with sliding block, the inner end of sliding block is rotatably connected with rotating block, and pressing plate and rotating block are fixed.The utility model is fixed by setting pressing plate and baffle, pressing plate can stably wire rod, ensure riveting position accurate, effectively solved the problem that traditional device wire rod is not fixed unstable and leads to riveting deviation, improve the qualified rate of product;Baffle provides effective protection, prevent material from being machine anvil bounce in riveting process.

The invention discloses a composite refractory material blast furnace skimmer and a preparation method thereof. The blast furnace skimmer is prepared from sintered corundum, brown corundum, white corundum, chromic oxide or activated aluminum oxide, zirconium oxide or boron carbide, metal chromium powder or metal aluminum powder, squamous graphite, silicon carbide, silicon carbide, aluminum oxide fibers, polypropylene explosion-proof fibers, high-temperature asphalt powder and a polyphosphate dispersing agent in different specifications. The preparation method comprises the following steps: respectively preparing a powdery raw material and a liquid raw material according to the raw material ratio; and mixing the powdery raw material and the liquid raw material, pouring and molding, and then air-drying, drying and sintering to obtain the product. The blast furnace skimmer provided by the invention has relatively high strength, slag corrosion resistance, scouring resistance, oxidation resistance and thermal shock resistance, and the service life of the blast furnace skimmer is greatly prolonged.

The utility model discloses a coiled material feeding device for a laser cutting machine, and relates to the technical field of laser cutting machines. The feeding device comprises a feeding device body. According to the feeding device, the surface of the extrusion assembly is attached to the surface of the coiled material, so that the coiled material can be prevented from being bounced off instantly after losing constraint, and then one end of the coiled material penetrates through the guide assembly and is communicated with one end of the mechanical cutting machine; according to the device, the driving assembly mounted on the outer surface of the driving assembly can be driven to rotate, so that the driving assembly drives the connecting assembly to move downwards, the extruding assembly can be driven to move in the direction of the coiled material, the coiled material is always extruded, and the extruding force can be always applied to the coiled material; and therefore, the stability and the safety of the coiled material in the unwinding and feeding process are improved.

The utility model belongs to the technical field of heating radiators, and particularly relates to a heating radiator with a good heating effect, a conveying pipe assembly is fixedly arranged in a mounting frame, a heat dissipation plate is arranged on one side of the conveying pipe assembly, fixed on the inner wall of the mounting frame and used for enhancing the heat dissipation effect, and a first heat dissipation fin is located on the side, close to the conveying pipe assembly, of the heat dissipation plate. The first heat dissipation fins are located on the side, away from the conveying pipe assembly, of the heat dissipation plate and used for accelerating heat transfer, the second heat dissipation fins are located on the side, away from the conveying pipe assembly, of the heat dissipation plate and used for enhancing air convection heat dissipation, the first heat dissipation fins and the second heat dissipation fins can be made of copper-aluminum composite materials, the heat conduction efficiency is improved, the installation plate is fixed to the installation frame, and the heating radiator is convenient to install and fix.

This utility model discloses a high-efficiency cutting tool for dismantling old bridge suspension cables, relating to the technical field of cutting tools. It includes a first U-shaped plate and a second U-shaped plate. The first U-shaped plate is sleeved on the outside of the second U-shaped plate. A rotating rod is rotatably mounted on the inner side of the second U-shaped plate. A cutting disc is fixedly sleeved on the wall of the rotating rod. A first motor is fixedly mounted on one outer wall of the second U-shaped plate, and the output end of the first motor is fixedly connected to one end of the rotating rod. A transmission mechanism for moving the second U-shaped plate is provided in the middle of the first U-shaped plate. First U-shaped blocks are fixedly mounted at both ends of the first U-shaped plate, and a second U-shaped block is mounted on the side of the first U-shaped block away from the first U-shaped plate. This utility model can clamp both ends of the cable being cut, effectively preventing the cut end from springing open after the cable is cut, and greatly reducing the safety hazards of cable cutting work.

The invention belongs to the technical field of automatic equipment, and discloses an automatic alignment assembly jig and an automatic alignment assembly method.The jig comprises a rotary pressing module, a flat cable shifting module and a limiting module. The rotary downward pressing module comprises a downward pressing assembly and a rotating assembly rotationally connected to the downward pressing assembly, the first structure can rotate along with the rotating assembly to face a second structure borne on the carrier, the downward pressing assembly can move in the first direction and drive the rotating assembly and the first structure to move, and when the downward pressing assembly is located at a preset position; the flat cable shifting module comprises a shifting part and a cam rod which can move in the second direction at the same time, the shifting part is used for shifting a flat cable located between the first structure and the second structure, and when the downward pressing assembly moves to enable the second structure to move towards the first structure, the downward pressing assembly abuts against the cam rod to enable the cam rod and the shifting part to move away from the flat cable; the shifting piece is moved out of the space between the second structure and the first structure; the limiting module is used for limiting, preventing the flat cable from bouncing off, and guaranteeing the installation stability of the assembly.

The utility model relates to the technical field of charging piles, in particular to a charging pile payment device. The device aims at solving the problems that an outdoor charging pile operation screen is prone to being affected by the environment and damaged, and an existing baffle structure is incomplete in protection and inconvenient to operate. The device comprises a charging pile control box body and an operation screen embedded in the charging pile control box body, side plates are fixed to the two sides of the operation screen, and a baffle used for shielding the operation screen is hinged between the side plates. The top of the baffle is connected with the box body through a waterproof elastic band, and the elastic band always covers the hinged gap to play a waterproof role when the baffle is opened and closed and provides auxiliary pulling force for opening of the baffle at the same time. A clamping plate with a clamping groove is arranged on the inner side of the baffle, a clamping column pushed by a spring is arranged in the side plate, and automatic locking can be achieved when the baffle is closed. And the side plate is also provided with an elastic sheet which can buffer the movement of the baffle plate during unlocking, so that sudden bounce is avoided. The device can effectively protect the operation screen from being exposed to the sun and rain, and can guarantee the convenience and safety of payment operation.

The present application relates to the technical field of mud tank pressure maintaining, and particularly relates to a mud tank pressure maintaining device for a slurry balance shield tunneling machine, which comprises a slurry tank, a gas cushion tank, a gas storage tank, an exhaust device and a control module; the gas storage tank and the slurry tank are connected through a first gas feeding pipe; the gas storage tank and the gas cushion tank are connected through a second gas feeding pipe; the exhaust device is respectively communicated with the first gas feeding pipe and the second gas feeding pipe through pipelines; a first electromagnetic valve is arranged at a position of the first gas feeding pipe close to the gas storage tank, and a second electromagnetic valve is arranged at a position of the second gas feeding pipe close to the gas storage tank; a third electromagnetic valve and a fourth electromagnetic valve are respectively arranged on the connecting pipelines of the exhaust device, the first gas feeding pipe and the second gas feeding pipe; the first electromagnetic valve, the second electromagnetic valve, the third electromagnetic valve and the fourth electromagnetic valve are electrically connected with the control module. The gas storage tank and the exhaust device ensure that the gas pressure of the slurry tank and the gas cushion tank is within a preset range, and ensure normal use of the shield tunneling machine.

The utility model belongs to the technical field of oil and gas pipelines, and discloses a blind plate opening and closing auxiliary device. The blind plate opening and closing auxiliary device is used for assisting opening or closing of a blind plate, the blind plate can open or block a pipeline, the blind plate opening and closing auxiliary device comprises a frame, a first positioning hook, a second positioning hook and an abutting piece, the length of the frame is adjustable, and the first positioning hook and the second positioning hook are arranged at the two ends of the frame respectively. The blind plate opening and closing auxiliary device is configured to be buckled and positioned with the outer edge of the blind plate, the extension direction of the first positioning hook, the extension direction of the second positioning hook and the extension direction of the abutting piece are parallel to each other, and the abutting piece is in threaded connection with the frame, can rotate relative to the frame, can move in the axial direction of the abutting piece and can abut against the blind plate. The blind plate opening and closing operation efficiency is improved, the blind plate is prevented from being bounced off quickly, airflow impact is reduced, and the operation safety is remarkably improved.

The utility model relates to the technical field of electronic atomization, and discloses an atomizer and atomization equipment, and the atomizer comprises an atomization bin, a suction nozzle assembly and a stop block assembly. The atomization bin is provided with an atomization cavity, and the atomization cavity is provided with an opening end. A limiting structure is arranged on the side, located at the opening end, of the atomization bin. The suction nozzle assembly is connected to the open end and communicates with the open end, and the limiting structure can limit movement of the suction nozzle assembly relative to the atomization bin in the first radial direction of the open end. The stop block assembly comprises a trigger piece and a locking piece, and the trigger piece and the locking piece are arranged on the suction nozzle assembly and / or the atomization bin. The triggering piece can trigger the locking piece to move between the first position and the second position. When the locking piece moves to the first position, the locking piece locks the atomization bin and the suction nozzle assembly in the second radial direction. When the locking piece moves to the second position, the locking piece unlocks the atomization bin and the suction nozzle assembly in the second radial direction. A stop block assembly is arranged in the atomizer, the situation that the suction nozzle assembly bounces off due to mistaken touch can be avoided, and leakage of the atomization matrix is effectively prevented.

The utility model belongs to the field of glass production and manufacturing, and relates to waste glass crushing equipment which comprises a shell, waste openings are fixedly connected to the two ends of the bottom of the shell, two rollers are arranged in the shell and close to the top of the shell, and the two ends of each roller are rotationally connected with the shell. And one side of the shell is fixedly connected with a second motor control box. The motor control box is matched with the rotating assembly and the screen plate, the motor drives the rotating assembly to achieve vertical movement of the screen plate, the motor is matched with the motor to drive the baffle to move front and back, accumulated objects on the screen plate can be cleaned, and it is guaranteed that the situation that the screening efficiency is reduced due to the fact that the screen plate is blocked by the accumulated objects is avoided; and through mutual cooperation between the rotating assembly and the partition plate, the partition plate of the device is closed inwards after waste glass is poured in and is automatically opened after crushing is completed, and the situation that the glass jumps out due to extrusion in the crushing process after the waste glass is poured in, and consequently workers are harmed can be effectively prevented.

The invention relates to the technical field of metal cutting, and discloses a part machining metal cutting device which comprises a frame plate, a partition plate is fixedly connected to the end face of the frame plate, an inner clamping plate is fixedly connected to the inner wall of the side, close to the frame plate, of the partition plate, and sawteeth are arranged on the inner wall of the side, close to the inner clamping plate, of the partition plate. An engine is fixedly connected to the inner wall of the side, close to the partition plate, of the frame plate, and a fixing hole plate is slidably connected to the inner wall of the side, away from the frame plate, of the inner clamping plate. When the device is used and a part needing to be cut is placed in the device, the interior of the fixing part and the fixing control plate are started at the moment, the fixing control plate slides along the sliding rod to the end face of the part according to the part needing to be cut, then the fixing control plate controls the telescopic plate to conduct telescopic operation, and the telescopic plate drives the vertical arc plate to operate; when the vertical arc plate operates, the circular sliding plate and the inner telescopic rod can be driven to operate, and the inner telescopic rod can drive the outer sliding groove and the clamping plate to operate.

The utility model discloses a detection device used for spring manufacturing, and relates to the spring detection technology field, the detection device used for spring manufacturing comprises a detection bench and a detection operation display panel arranged on the detection bench, two sides of the surface of the detection bench are fixedly connected with installation blocks, and the installation blocks are fixedly connected with the detection bench. And the anti-jumping-out assembly is arranged on one side of one of the mounting blocks. The purpose of preventing the spring from jumping out in the pressure detection process of the spring can be achieved through the arrangement of the jumping-out prevention assembly, during use, the detected spring is placed on the magnetic base, the first motor is started, the right-hand and left-hand threaded rod rotates, the two moving pieces are driven to move towards the middle, the protection piece is made to surround the magnetic base, and the spring is prevented from jumping out. An isolation area is formed, the situation that the spring jumps out of the detection device and accidentally hurts workers due to the fact that the quality of the spring does not reach the standard and the spring is damaged in the pressure detection process is prevented, and detection safety can be improved.

The invention discloses a variable-pressure washing machine with high and low pressure functions, and relates to the technical field of household appliances, the variable-pressure washing machine is provided with a high and low pressure pressing device composed of a moving device, a pressing rod, a pressing body, a pressing shell and a valve, the valve comprises a pressure suction valve and a pressurization valve, the variable-pressure washing machine is provided with a pressure-resistant shell, and the pressure-resistant shell is provided with a pressure-resistant cover. A built-in groove, a sealing device and a built-in pressure-resistant door are arranged on the pressure-resistant shell, and a high-pressure space chamber or a low-pressure space chamber of the variable-pressure washing machine is integrally connected with a high-pressure and low-pressure pressing device through a high-pressure and low-pressure control valve by a pipeline or integrally connected with the high-pressure and low-pressure pressing device. And a pressure suction valve or a pressurizing valve of the high-low pressure pressurizing device is connected with a pipeline through a high-low pressure control valve. The space chamber of the pressure-resistant shell of the variable-pressure washing machine is a low-air-pressure space chamber lower than the atmospheric environment air pressure or a high-air-pressure space chamber higher than the atmospheric environment air pressure.