115 results about "Flying debris" patented technology

The invention belongs to the technical field of brake disc machining, and particularly relates to an automatic punching device for brake disc machining, which comprises a workbench, a first sliding plate is slidably connected to one side of the upper end face of the workbench, a second sliding plate is slidably connected to the upper end face of the first sliding plate, and a shell is fixedly connected to the upper end of the second sliding plate. A plurality of positioning blocks are distributed on the upper side of the shell in the radial direction and slidably connected with the upper side of the shell through sliding grooves, and a first groove plate is fixedly connected to one side of the workbench. By means of the drilling size adaptive chipping intercepting assembly, the area, except the punching area, of the brake disc can be covered under cooperation of second elastic cloth and first elastic cloth, during punching, splashed chippings can be intercepted by the second elastic cloth and the first elastic cloth and cannot be attached to the surface of the brake disc, the appearance quality of the brake disc is guaranteed, and the service life of the brake disc is prolonged. And only a small amount of scraps remain at the edge of the drill hole when the scraps remaining on the surface of the brake disc are cleaned subsequently, so that the cleaning difficulty is low.

The utility model discloses a vertical turning center tool magazine which comprises a machining center, a tool magazine plate is arranged on one side of the interior of the machining center, a movable plate is fixedly connected to the side wall, close to the bottom edge, of one side of the tool magazine plate, containing grooves are evenly formed in the tool magazine plate, and a follow-up column is movably connected into each containing groove in a telescopic mode. The tool bit has the advantages that the tool bit is accommodated in the accommodating groove in a normal state, and the accommodating groove can be closed through the machining center rack, so that the condition that the tool bit becomes wet and slippery due to long-time contact between cooling liquid and the tool bit, and the stability after replacement is influenced can be avoided; meanwhile, the tool bit can be prevented from being damaged by impact of splashed chippings due to the fact that the tool bit is folded, the transmission mode is simple and rapid, and the tool bit replacement efficiency can be effectively improved.

The invention relates to a pressure-resistant test device and a pressure-resistant test method, an operator can send an instruction to a liquid injection operation system through a control system in a safety control room far away from a test area to realize accurate application, maintenance and release of pressure, and due to the fact that pressurization operation is completely carried out at a far end, the pressure-resistant test device is very convenient to operate. Even if the nonmetal composite material box body accidentally cracks or leaks in an overpressure state, an operator cannot be exposed in a dangerous area of high-pressure jet fluid or splashing fragments, and the pressure monitoring system automatically and continuously monitors the pressure in the nonmetal composite material box body. The behavior that a person needs to get close to and read a pressure gauge with naked eyes in a traditional method is replaced, the stress and strain of the non-metal composite material box body can be monitored, the stress and strain parameters can be more sensitively and more quantitatively captured, and the deformation and internal stress distribution of the non-metal composite material box body under the pressure can be accurately detected. The deformation is far earlier than obvious deformation which can be identified by naked eyes, and an early-stage and more accurate early warning signal is provided.

This utility model discloses a cable protection pipe end positioning and grinding machine. The machine includes a base, a first linear movement assembly, a fastening assembly, a second linear movement assembly, a grinding assembly, a baffle, an anti-flying assembly, and a positioning assembly. The base has a chip removal hole. The first linear movement assembly is fixedly mounted on the base, as are the fastening and second linear movement assemblies. The grinding assembly is fixedly mounted on the second linear movement assembly, and the baffle is fixedly mounted on the grinding assembly. The anti-flying assembly consists of an anti-flying plate at the top of the base, a top plate hinged to the top of the anti-flying plate, and an insertion hole on the anti-flying plate. The positioning assembly is fixedly mounted on the inner side of the anti-flying plate. By using the baffle and anti-flying assembly, this utility model creates a sealed grinding space, effectively blocking flying debris, which is then discharged through the chip removal hole, greatly reducing the difficulty of cleaning.

The utility model provides a tempered glass cutting machine for a refrigerator interlayer, and relates to the technical field of tempered glass production, the tempered glass cutting machine comprises a cutting table body, a scrap collecting mechanism is arranged below the cutting table body, and the scrap collecting mechanism comprises a collecting cover, a collecting pipe, a filter plate and an air blower; the cutting table comprises a cutting table body, a waste chip collecting mechanism is arranged on the cutting table body, waste chips generated during cutting are collected through the waste chip collecting mechanism, a cutting protection mechanism is arranged above the cutting table body, the cutting protection mechanism comprises a protection cover, a lead screw, a threaded block, a first servo electric cylinder, a servo motor, a positioning block and a limiting rod, and splashing chips during cutting are blocked through the cutting protection mechanism; the glass cutting device has the advantages that the glass cutting device is simple in structure and convenient to use, operators are prevented from being hurt, waste chips are collected in a unified mode through the waste chip collecting mechanism, follow-up unified treatment is facilitated, the cutting distance is adjusted and set through the adjusting mechanism, and the effects that continuous cutting and cut glass taking are facilitated, and the glass cutting efficiency is greatly improved are achieved.

This utility model discloses an alloy preparation and grinding device, relating to the field of alloy preparation technology. It includes a base, a placement platform fixedly connected to the upper surface of the base, a placement groove formed on the upper surface of the placement platform, and an alloy workpiece placed inside the placement groove. A U-shaped plate is fixedly connected to the upper surface of the base, and a movable plate is slidably arranged below the U-shaped plate. A first motor is fixedly connected to the upper surface of the movable plate. This utility model, by setting up a dustproof frame and a collection mechanism, effectively blocks the flying debris generated during grinding, preventing it from entering the eyes or nose of workers and reducing harm to their health. Simultaneously, the collection mechanism utilizes the negative pressure environment created by a negative pressure fan to promptly suck grinding debris into the collection frame through the dust outlet, further preventing debris diffusion and creating a safe and healthy working environment for workers.

The utility model discloses an instrument board metal installation support punching device which comprises a machining table, multiple sets of metal installation support positioning devices are installed on the machining table through bolts, and protection devices are installed at the left end and the right end of the machining table. According to the utility model, a plurality of groups of metal mounting bracket positioning devices are arranged on the mounting plate, so that the position of each metal mounting bracket positioning device can be adjusted according to the size and the shape of the metal mounting bracket until the metal mounting bracket can be clamped and fixed by the clamping plates on the periphery, and the punching efficiency is improved; an arranged buffering assembly can conduct buffering protection on the clamped and fixed metal installation support, an arranged spring further has certain clamping force, the positioning effect of the metal installation support is improved, a protection device is installed, protective covers arranged at the two ends of a machining table are closed during punching, splashing chippings generated during punching can be blocked, and the machining efficiency of the metal installation support is improved. And damage caused by splashing chippings is reduced.

The utility model discloses a core drilling and sampling device, which relates to the technical field of drilling and sampling and comprises a support base, a drilling component is mounted above the support base, a drilling cylinder is arranged in the drilling component, a protective cylinder is distributed below the drilling cylinder, and two ends of the protective cylinder are symmetrically connected with connecting strips. The protective cylinder and the cover plate are arranged, so that during use, the protective cylinder and the cover plate are matched with each other, the drill cylinder can be covered and protected, the situation that disintegrating slag splashes in the coring process of the drill cylinder can be effectively prevented, workers can be effectively prevented from being accidentally injured, and the working efficiency is improved. The safety of the device in the using process is effectively improved, a connecting rod and a connecting spring are arranged, after using is completed, the connecting rod and the connecting spring are matched with each other to drive the whole protection barrel to be lifted up, and therefore the situation that the bottom end of the protection barrel always rubs against the ground in the transferring process can be effectively prevented, and the service life of the protection barrel is prolonged. And the service life of the protective cylinder can be ensured.

This utility model discloses a PVC power cable protection pipe cutting device, including a cutting table with a support frame fixedly connected to the top of the cutting table. The device utilizes a threaded rod in the drive box, driven by a first motor, to rotate. This rotation drives two clamping plates to move synchronously towards or away from each other, achieving automatic centering and clamping of PVC power cable protection pipes of different diameters. This ensures stable fixation of the pipe during cutting and prevents positional shifts caused by rolling. A first electric cylinder drives the cutting assembly to smoothly rise and fall along a movable rod inside the sleeve, precisely controlling the cutting depth and speed to ensure a smooth, burr-free cut surface. A protective cover effectively blocks flying debris during cutting, and a dust collection component collects dust promptly, preventing pollution of the working environment and harm to operators' health. The lifting component allows adjustment of the protective cover's height as needed. This device offers advantages in both cutting performance and ease of use.

The invention discloses a steel plate sawing and milling machine water retaining curtain mechanism which comprises a sawing and milling machine body, two mounting seats are arranged at the top of the sawing and milling machine body, the bottom of the mounting seat on the right side is fixedly connected with the sawing and milling machine body, and a protective plate and a limiting barrier strip are fixedly connected between the two mounting seats. Rail grooves are formed in the two mounting seats, a water retaining curtain shaft is slidably connected in front of the two rail grooves, lifting mechanisms are arranged on the two mounting seats, nylon rollers rotationally connected with the water retaining curtain shaft are arranged on the water retaining curtain shaft at equal intervals, and stainless steel foils are wound on the nylon rollers. By means of the gravity pulley structure, complete blocking of a sawing area can be achieved, an open area cannot be generated due to different material widths, the bad phenomenon that cutting fluid and flying chips are sputtered in the sawing process can be reduced, meanwhile, the sawing area and an operation area are separated in a physical mode, and the risk of manual misoperation can be completely avoided.

The cylinder body punching device for the pneumatic tool comprises a table body, a frame body is arranged at the top end of the table body, a first electric cylinder is arranged in the middle of the top end of the frame body in a penetrating mode, a punching mechanism is arranged on the portion, at the bottom end of the first electric cylinder, of the inner side of the frame body, and a positioning seat is arranged in the middle of the top end of the table body. Second electric cylinders are arranged in the middles of the two sides of the frame body. The isolation protection assemblies are arranged at the two ends of the frame body, during use, the isolation protection effect on the interior of the frame body is achieved through an isolation cover and a tempered glass protection piece arranged in the isolation cover, safety accidents caused by chippings splashing or knife breaking when the device conducts punching machining on the pneumatic tool cylinder body are avoided, and the safety performance of the device is further improved; and a second electric cylinder is started to drive the isolation cover to ascend and descend through a connecting frame, so that the pneumatic tool cylinder body can be conveniently taken and placed, technical workers can conveniently operate and use the device, and practicability is high.

The utility model relates to a slitting machine technical field, and disclose a kind of high-speed slitting machine, including unwinding mechanism, the right side of unwinding mechanism is equipped with mounting bracket, the inner surface of mounting bracket is rotatably connected with guide roller, the right side of mounting bracket is fixedly installed with base, the upper surface of base is fixedly installed with support, the outer surface of unwinding mechanism is equipped with paper, the upper surface of support is fixedly installed with mounting shell, the inside of mounting shell is equipped with slitting mechanism, the upper surface of mounting shell is equipped with dust removal mechanism, the dust removal end of dust removal mechanism is set in the right side of slitting mechanism, the inner surface of support is equipped with conveying mechanism, the collection end of conveying mechanism is set in the right side of base, the utility model is equipped with dust removal mechanism, to achieve the effect of slitting paper synchronous dust removal, avoid the dust and flying debris generated by slitting in the prior art when slitting paper, in turn, leading to the situation that workers can inhale dust.

The invention relates to the field of municipal construction, and discloses a protective cutting machine for municipal construction, which comprises a moving vehicle, a water tank and a fixed sliding frame are mounted at the top end of the moving vehicle, a road surface cutting mechanism is arranged on one side of the moving vehicle, and the road surface cutting mechanism comprises a cutting box arranged on one side of the moving vehicle. The outer side of the cutting box is sleeved with a protection box, the protection box is fixedly connected with the moving trolley, a cutting wheel is arranged in the cutting box, a motor mounting box is mounted on the inner wall of one side of the cutting box, a driving motor is mounted in the motor mounting box, and an output shaft of the driving motor is in bolted connection with the cutting wheel. The protective box is arranged outside the cutting box in a sleeving mode, the protective box is fixedly connected with the moving trolley, the cutting box can longitudinally move, the depth of the cut road surface is adjusted, the cutting box is located on the inner side of the protective box, the situation that in the cutting process, chippings such as pebbles splash to injure surrounding workers or passersby is avoided, and the protective effect is achieved.

This utility model discloses an aluminum panel processing and cutting device, relating to the field of aluminum panel processing technology. It includes a base plate, with dustproof clamping components fixedly installed on the lower left and right sides of the worktable, and a dust collection component fixedly installed on the rear top of the movable frame. This aluminum panel processing and cutting device, through the dustproof clamping components, can fix aluminum panels of different sizes onto the worktable. Because the dustproof opposing mechanism that drives the two sliding plates to move closer / away is located at the bottom of the worktable, the cooperation of the bidirectional lead screw, guide post, and four sliders is protected from the impact of flying debris, eliminating the need for frequent cleaning. The dust collection component can suck the debris generated during aluminum panel processing into the housing via a hose, enabling real-time cleaning of the worktable and further preventing debris from affecting the device's clamps. Moreover, due to the suction of the air pump, the debris will concentrate on the upper surface of the two filter plates, facilitating worker cleaning and reducing the impact of debris on the surrounding environment.

This utility model relates to the field of fluidized bed furnace technology and discloses a fluidized bed furnace purging trolley, including a mobile trolley body, moving wheels on both sides of the bottom of the mobile trolley body, a swaying mechanism disposed on one side of the top of the mobile trolley body, a pushing mechanism disposed on the swaying mechanism, and a sliding rail mechanism disposed on the mobile trolley body. This fluidized bed furnace purging trolley, with its overall trolley shape, is easy to move and place, and can flexibly adapt to the purging needs of different working conditions and positions without affecting the normal operation of the ejector. Furthermore, since workers only need to move the trolley and change the purging head during operation, compared to the previous manual purging with a weighted pole, it reduces manpower input and lowers labor costs. Moreover, when working in harsh environments such as high temperatures and flying dust, workers are kept away from the high-temperature furnace opening and flying debris, reducing the time and opportunity for workers to be exposed to dangerous environments and ensuring their personal safety.

This utility model discloses a safety protection isolation frame for non-metallic mine blasting, including a base plate and side frames. An impact plate is rotatably connected to the top surface of the base plate via a hinge. Limiting grooves are formed on both the left and right sides of the base plate. Limiting blocks are fixedly connected to the lower end of the side walls of the side frames, and the limiting blocks are horizontally inserted into the inner side of the limiting grooves. A telescopic rod is telescopically and slidably connected to the top of the side frames. An interception net is provided between the left and right side frames, and the interception net is located above the impact plate. This utility model, by setting an inclined impact plate on the surface of the base plate, can effectively block and guide the shock wave generated by blasting upwards, greatly reducing the horizontal impact force. At the same time, in conjunction with the interception net between the side frames, it can intercept the flying debris, preventing the debris from flying directly out of the mine entrance area, and significantly improving the safety protection level of blasting operations.

The utility model discloses a protective structure for a digital display type ceramic tile fracture modulus tester, and relates to the technical field of digital display type ceramic tile fracture modulus testers, the protective structure for the digital display type ceramic tile fracture modulus tester comprises a base, a protective assembly is arranged outside the base, a supporting assembly is arranged at the upper end of the base, and the protective assembly is arranged at the lower end of the base. The number of the supporting assemblies is two, a downward pressing shaft is arranged above the position between the two supporting assemblies, a downward pressing assembly is arranged above the downward pressing shaft, a display module is arranged at the upper end of the downward pressing assembly, a mounting frame is arranged between the rear end of the display module and the rear end of the base, and the protection assembly comprises an arc cover and a side protection cover. According to the scheme, the problems that an existing ceramic tile fracture modulus tester is short of protection outside, when ceramic is fractured, the ceramic is prone to splashing and hurting people, and the safety is poor are solved.

To provide a fuel cooler that can improve cooling performance while protecting the cooler unit from flying debris and other damage. [Solution] The fuel cooler comprises a cooler body and a cooler cover provided to surround the cooler body. The fuel cooler is positioned to the left or right of the vehicle's fuel tank, when viewed from the vehicle's forward direction, in a position that partially overlaps with the fuel tank or does not overlap it at all. The cooler cover has louvers formed on at least one of its sides, either left or right, when viewed from the vehicle's forward direction.

A mechanical automatic plate drilling and cutting device relates to the technical field of plate processing equipment and comprises a main body, the top of the main body is fixedly connected with a top frame, the lower end of the top frame is fixedly connected with a fixing frame, the lower end of the fixing frame is fixedly connected with a shield, a circular saw is rotatably connected in the shield, the left side of the shield is fixedly connected with a water inlet pipe, and the right side of the shield is provided with a lower cavity and a baffle. An upper cavity is formed in the protective cover, a plurality of connecting pipes are fixedly connected between the upper cavity and the lower cavity, an air inlet pipe is further arranged on the right side of the protective cover, and a communicating mechanism is arranged between the protective cover and the air inlet pipe; according to the mechanical automatic plate drilling and cutting device, negative pressure is formed in a lower cavity through cooperation of an air inlet pipe and a connecting pipe, then chippings and dust in a protective cover can be sucked to a baffle, meanwhile, a circular saw rotates to drive part of liquid drops to be thrown to the position of the baffle, the sucked flying chippings are combined with the liquid drops, and the cutting efficiency is improved. And therefore, dust can be reduced, and the influence on the body of a worker is avoided.

The present invention discloses a flywheel inclined hole processing device, which relates to the field of flywheel processing. It includes a workbench, a base, a frame, a rotating frame, a rotating assembly, a positioning assembly and a mounting frame assembly. The rotating frame is rotatably connected to the frame. A drilling machine is provided inside the mounting frame assembly. A shielding spraying assembly is provided outside the drill bit of the drilling machine. During drilling, the processing surface is made to contact the shielding pipe, so that the shielding pipe can automatically retract, thus completely fitting the processing surface to form a complete protective space to prevent flying debris from scratching the staff. Since the shielding pipe fits the processing surface, when the cutting fluid is sprayed out from the water spraying port at the bottom of the shielding pipe, it can ensure that with the change of the processing depth and angle, the spraying position is always at the drill bit near the hole position, which is convenient for rapid cooling and prolongs the life of the drill bit. Link the adjustment of the inclination angle of drilling with the adjustment of the cutting fluid volume, and the amount of cutting fluid can be automatically changed according to the inclination angle.

The present disclosure relates to a device arrangement method and device for laser inertial confinement fusion, the method comprising obtaining an arrangement task for a target device, the target device comprising a laser launch optical assembly and / or a diagnostic device, and determining description information of a hohlraum; performing pre-processing on a structure of the hohlraum based on the description information to obtain a hohlraum model represented by a plurality of SPH particles; determining initial velocities of the SPH particles according to the description information and laser energy required for implementing a laser inertial confinement fusion process; performing SPH simulation on an explosion process of the hohlraum model based on the initial velocities of the SPH particles to obtain an explosion result of the hohlraum model; and determining an arrangement position of the target device relative to a laser inertial confinement fusion device based on the explosion result. The present disclosure can provide specific guidance for the arrangement position of the diagnostic device and the laser launch optical assembly, and reduce or avoid damage to the diagnostic device and the laser launch optical assembly caused by impact of flying debris.

This application provides a tooth-pushing mechanism and a zipper processing device. The tooth-pushing mechanism is used to process zippers, which include a toothed strip and multiple teeth. The multiple teeth are spaced apart and clamped on the toothed strip. The tooth-pushing mechanism is used to push away at least some of the teeth. The tooth-pushing mechanism includes a fixing component and a tooth-pushing element. The fixing component includes a first fixing member and a second fixing member, which are disposed on opposite sides of the toothed strip to clamp it. In this application, the tooth-pushing element is at least partially disposed between the first fixing member and the second fixing member, and is used to push at least some of the teeth off the toothed strip. On the one hand, the toothed strip is not cut during the tooth-pushing process, which helps to improve the processing yield. On the other hand, the tooth-pushing element can push out the complete toothed strip, which can reduce the generation of flying debris and improve the processing environment.

The utility model relates to the related technical field of wall dismantling, in particular to a wall dismantling device for indoor engineering, which comprises a plate body, a buffer layer is adhered to one side of the plate body, a frame is fixedly connected to the other side of the plate body, and first fixing shafts are fixedly connected to the left side and the right side of the bottom of the frame. The outer surface of the first fixing shaft is rotationally connected with a connecting plate, and one end of the connecting plate is fixedly connected with a bottom plate. The device has the advantages that the bottom plate can be turned outwards by 90 degrees, the bottom plate makes contact with the ground, the bottom end of the insertion rod is inserted into the positioning hole, and therefore the plate body can be vertically fixed and moved to one side of a wall to be smashed, and a worker stands on the other side of the wall to dismantle the wall; when a hammer hits a wall body, splashed chippings can be blocked by the plate body, the purpose of effectively preventing the splashed chippings from hurting other people can be achieved, and due to the arrangement of the buffer layer, the chippings can be effectively prevented from being ejected in other reverse directions after making contact with the plate body.

The grinding machine for electromagnetic valve production comprises a grinding machine body, a base is fixedly connected to the bottom of the grinding machine body, a sliding way is fixedly connected to the outer wall of the grinding machine body, an electric sliding block is slidably connected to the outer wall of the sliding way, an electric lifting machine is fixedly connected to the outer wall of the electric sliding block, and a driving machine is slidably connected to the outer wall of the electric lifting machine; a rotating shaft is fixedly connected to the bottom of the driving machine, and a cleaning mechanism is arranged outside the rotating shaft. The grinding machine relates to the technical field of grinding machines, by arranging the cleaning mechanism, flying-out chippings are blocked by a rotating connecting plate, and elastic bristles are driven along with rotation of the connecting plate to horizontally throw out blocked dust residues outwards; dust residues are kept to uniformly fall towards the lower portion of the outside, the dust scattering range is reduced, the surface of the metal part is kept clean, and the problems that when the residues fly to the surface of the metal part and the sanding wheel moves again for grinding, the surface of the metal part is scratched, and the product grinding precision is reduced are solved.

An insert for structurally reinforcing a cavity of a structural member, wherein the insert includes a ballistic material to prevent penetration of the structural member by flying debris, fragmentation, or both.

The utility model relates to the technical field of constructional engineering equipment, in particular to a fire engineering wall drilling device which comprises an electric drilling machine, the left end of the electric drilling machine is sleeved with an accessory outer sleeve, a main limiting pipe is fixedly welded to the top face of the accessory outer sleeve, auxiliary limiting pipes are fixedly welded to the front face and the back face of the accessory outer sleeve, and a main limiting rod is arranged in the main limiting pipe. An auxiliary limiting rod is arranged in the auxiliary limiting pipe, a baffle is arranged at the left end of the electric drilling machine, and two dust suppression nozzles are arranged in the middle of the baffle. According to the fire engineering wall drilling device, the baffle capable of continuously keeping abutting against the wall face is additionally arranged on the basis of an existing electric drilling machine, the spray head is carried on the baffle, dust is effectively prevented from being generated in the drilling process under external water supply, and the baffle separates an operator from a drilled hole; flying chips or water spots generated by drilling are prevented from influencing operators to a great extent, and the fixing feet of the baffle can also provide a certain positioning function for the drilling process, so that deviation of a drilling path is prevented.

The invention provides a waste cable sheath material recovery device, and belongs to the field of recovery devices.The waste cable sheath material recovery device comprises a splash-proof component and comprises a pulverizer shell, the top of the pulverizer shell is rotationally connected with an overturning cover, the left side of the overturning cover is fixedly connected with a first connecting frame, and the interior of the first connecting frame is rotationally connected with a hydraulic rod; and the bottom of the hydraulic rod is rotationally connected with a second connecting frame fixedly connected with the left side of the pulverizer shell, and pulverizing assemblies are arranged in the pulverizer shell and on the front face of the pulverizer shell. According to the anti-splashing device, the anti-splashing part is arranged, the hydraulic rod is used for pushing the overturning cover to overturn, so that the overturning cover can cover the top of the shell of the crusher, shell fragments are prevented from flying during crushing in a shielding manner, the environment is prevented from being polluted by splashed fragments, and the effect of protecting personnel and external equipment is achieved.

The application relates to the technical field of milling machines, in particular to a safe milling machine for cylinder liner machining, which comprises a magnetic attractor, a plurality of ringed magnetic attractor transmission control rings, a milling cutter distributed in the middle position of the transmission control rings, and the magnetic attractor adsorbs the flying debris during milling machining. The transmission control ring transfers the adsorbed debris by driving the magnetic attractor. A plurality of main position half magnetic columns are evenly ringed around the milling cutter to magnetically attract the flying metal debris during the milling process. The adsorbed metal debris on the main position half magnetic column is transported once every interval, the temporary half magnetic column temporarily replaces the magnetic attraction work when the main position half magnetic column is separated from the magnetic attraction position, thereby not affecting the debris collection work during the milling, the main position half magnetic column is automatically powered off after being separated from the temporary half magnetic column, the metal debris on the main position half magnetic column is scraped down quickly, the clean main position half magnetic column is replaced by the temporary half magnetic column to perform the magnetic attraction work.

The utility model discloses a diamond grinding wheel dressing device, which belongs to the technical field of diamond grinding wheel dressing, and comprises a bottom shell, the top of the bottom shell is fixedly connected with two connecting shells, and the inner wall of the bottom shell is fixedly connected with a double-shaft motor. The device has the beneficial effects that a double-shaft motor and a protective shell are arranged, the double-shaft motor drives two first bevel gears correspondingly, the two first bevel gears drive two second bevel gears correspondingly, and the two second bevel gears drive a right-hand threaded column and a left-hand threaded column to rotate through two second rotating shafts; and the right-hand threaded column and the left-hand threaded column rotate in two threaded cylinders correspondingly, the two threaded cylinders drive the same protective shell to descend through two connecting blocks, the bottom of the protective shell is in lap joint with the top of the bottom shell, the dressing space of the diamond grinding wheel is conveniently sealed, and the situation that chippings splash to injure workers is avoided.

The utility model relates to the technical field of lock body processing, in particular to sleeve lock body forming equipment, which comprises a base and a box body, the upper end of the base is fixedly connected with the box body, a protective device is arranged in the box body, the upper end of the box body is fixedly connected with a frame, the outer wall of a threaded rod is in threaded connection with a threaded block, and the threaded block is in threaded connection with the threaded rod. The lower end of the threaded block is fixedly connected with a second hydraulic cylinder, and the lower end of the second hydraulic cylinder is provided with an angle adjusting device. Through cooperation of a protection device and a box body, a first baffle and a second baffle can stop splashing waste chips, the situation that the splashing waste chips damage operators is avoided, the working safety is improved, through cooperation of an angle adjusting device and a grinding machine, a supporting block is driven to rotate synchronously while a rotating rod rotates, and the grinding efficiency is improved. And the supporting block rotates to drive the grinding machine to deflect, different working requirements are met, and the working limitation is reduced.