302 results about "Cross slot" patented technology

The utility model relates to the field of flange plate machining, in particular to a clamping device for machining an automobile flange plate, which comprises a chassis, a cross recess A is arranged at the upper end of the chassis, a cross recess B is arranged inside the chassis, the cross recess A and the cross recess B are communicated with each other, and clamping components are arranged on the cross recess B and the cross recess A. The first air cylinder and the second air cylinder are started, the telescopic rods of the first air cylinder and the second air cylinder drive the first clamping block on the first sliding block and the second clamping block on the second sliding block to synchronously diffuse in the direction away from one end of the axis of the base plate, and then the loading disc is placed on the clamping assembly. The inner wall of the loading disc is clamped through the arc-shaped outer walls of a first clamping block and a second clamping block, and in the clamping process, a second sliding groove in a second sliding block is limited through a second limiting column, and a first sliding groove in a first sliding block is limited through a first limiting column; the problem that flange plates of different sizes are inconvenient to clamp is solved.

The invention belongs to the field of microwave wireless power transmission, and discloses a transparent linear circular polarization converter applied to microwave wireless energy transmission, which is composed of five layers of structures: a first layer is a cross patch with an inclined angle of 45 degrees, a cross recess is formed in the middle of the cross patch, and the whole body is composed of a cell with the external size of 1 * 1mm and the internal size of 0.95 * 0.95 mm; the wire width of all the copper wires is 0.05 mm; the second layer is a square substrate pet, the dielectric constant is 3.5, and the dielectric loss angle tangent is 0.03; the third layer is formed by splicing four isosceles right triangles, and the length of the right-angle side of each triangle is equal to half of the unit period; and the fourth layer and the fifth layer are completely the same as the second layer and the first layer. According to the invention, linear polarized waves can be effectively converted into circularly polarized waves in a microwave frequency band, high light transmittance can be maintained, and the device is suitable for being applied to intelligent windows, photovoltaic-microwave hybrid energy systems and other scenes.

The application relates to the technical field of shaped steel column, in particular to a shaped steel column structure capable of shock isolation, which comprises a column body assembly, a shock isolation assembly and a connecting assembly; the column body assembly comprises a cross plate and four groups of connecting plates connected to the cross plate, the top of the cross plate is provided with a cross groove, the bottom of the cross plate is provided with a cross mounting groove, the connecting assembly capable of being arranged in the cross groove and the cross mounting groove is arranged in the cross groove, the shock isolation assembly is arranged at the bottom of the cross plate, the shock isolation assembly comprises a protection box and a mounting plate, X-direction sliding buffer pieces and Y-direction sliding buffer pieces are arranged in the protection box; the X-direction sliding buffer pieces and the Y-direction sliding buffer pieces are matched in the application and can move within a certain range, the influence of external vibration on the shaped steel column as a whole is reduced, the influence of passive stress of the building system is reduced, and the adjacent column body assemblies can be stably spliced.

The utility model relates to the technical field of flange nut machining, in particular to a machining device for hexagonal flange nut assembly production, which comprises a base, a U-shaped frame fixedly mounted at the upper end of the base, cross-shaped grooves formed in the side walls of the two sides of the U-shaped frame, and a hydraulic oil cylinder fixedly mounted at the upper end of the U-shaped frame. An electric telescopic rod is installed at the output end of the hydraulic oil cylinder, a fixing seat is fixedly installed at the lower end of the electric telescopic rod, sliding grooves are symmetrically formed in the fixing seat, side rods are fixedly installed on the side walls of the two sides of the fixing seat, a placing frame is fixedly installed at the upper end of the base, and a circular groove and an inner groove are formed in the upper end of the placing frame; the sliding frames are evenly and slidably installed in the inner wall of the inner groove at equal intervals, the wedge-shaped blocks are fixedly installed at the opposite ends of the sliding frames, the second springs are fixedly installed on the sliding frames, and through the mode that the wedge-shaped blocks are fixed towards the middle, the hexagonal flange nut can be always kept in the center position when placed and is not prone to deviation; and the tapping accuracy and effect are enhanced.

The utility model belongs to aluminium ingot technical field, specifically disclose a aluminium ingot structure convenient to extraction, including base and aluminium ingot body, the top of base is connected with mounting panel of sliding, be provided with buffer mechanism between base and mounting panel, in the utility model, if the staff needs to stack aluminium ingot body, can insert the plug -in block below an aluminium ingot body into the inside of cross groove above mounting panel, subsequently the plug -in block below the subsequent aluminium ingot body is inserted into the inside of cross groove that aluminium ingot body below it opened, if the staff needs to extract the most top aluminium ingot body, the staff can extract the most top aluminium ingot body through the grab groove, in addition, when the staff drives small forklift to carry the aluminium ingot of stacking, through the downshift of mounting panel, can avoid the damage problem caused by the greater pressure of the fork to the top of mounting panel.

The utility model belongs to the field of splicing structures, particularly relates to a splicing structure of a steel bar truss plate and an aluminum mold, and aims to solve the problems that a supporting point of the existing aluminum mold is relatively fixed, the aluminum mold is difficult to adjust according to a position needing to be supported, a supporting rod needs to be supported by a hand independently during adjustment, then a plug pin is inserted into a pin hole, and the adjustment is not convenient enough. According to the scheme, the aluminum formwork comprises a steel bar truss plate and an aluminum formwork body, the aluminum formwork body is located below the steel bar truss plate for supporting, a sleeve is arranged at the bottom of the steel bar truss plate, a supporting column is slidably connected into the sleeve, a clamping frame is arranged between the aluminum formwork body and the supporting column, and a cross groove is formed in the bottom of the clamping frame; according to the formwork splicing structure, the whole splicing structure is compact in design, all parts are tightly matched, the formwork is easy and fast to disassemble and assemble, flexible adjustment can be conducted according to different construction requirements, and adaptability and practicability of the formwork splicing structure are enhanced.

The utility model discloses a cross-shaped self-tapping screw with an anti-skidding tooth structure, which comprises a screw cap, a screw body is arranged on the bottom wall of the screw cap, the screw body and the screw cap are integrally formed, anti-skidding tooth threads are arranged on the screw body, a cross-shaped groove is arranged on the top wall of the screw cap, a locking mechanism is arranged on the screw cap, and the anti-skidding tooth threads are arranged in the cross-shaped groove. The locking mechanism comprises a locking gasket, the locking gasket is arranged on the screw body in a sleeving mode through a formed through hole, a plurality of pointed cones are fixedly welded to the side wall, away from the nut, of the locking gasket, a fixing ring is arranged on the side, away from the nut, of the locking gasket, and the fixing ring is fixedly welded to the screw body. According to the self-tapping screw, the contact friction force between the locking gasket arranged on the self-tapping screw and a connecting piece can be improved through the multiple pointed cones, the locking gasket cannot rotate, then the nut cannot rotate reversely, and the problem that the self-tapping screw is prone to reversely rotating out of a workpiece due to shaking generated by the outside world, and consequently looseness is caused is solved.

The application discloses a bending forming device and a method thereof, the device comprising: a base, a back net positioning and clamping mechanism, at least two transverse support steel wire clamping mechanisms and a transverse support steel wire extension section bending mechanism; the method is suitable for the bending forming device, and a stepped height design is adopted to make the back net present an actual assembly inclined posture, so that precise alignment of the bending station is guaranteed. The back net is positioned through flexible compression at multiple points, and the arc-shaped groove cooperates with the parallelogram link and the inclined surface support to prevent scratch and stabilize the position. The steel wire is rigidly limited through the cross groove and the locking push column, so that the movement and swing during bending are eliminated. The bending mechanism controls the angle through motor gear transmission and mechanical limiting, and the arc-shaped bending block and the guide block avoid stress damage of the steel wire. Various bending structures can be formed flexibly by adjusting parameters, different assembly requirements are adapted, and the precision and adaptability are far higher than those of the traditional mode.

This application relates to an odd-even mixed-layer winding structure, a stator assembly, and a motor device. The stator assembly has 2p poles, and the stator core has Z stator slots, where Z = 12p. Each pair of stator slots forms a group. Within the same group, the stator slot on the left side has slot layers 1, 2, ..., m sequentially, and the stator slot on the right side has slot layers 1, 2, ..., (m+1) sequentially. Each winding branch includes several hairpin coils. The hairpin coils have m / 2+1 cross-layer configurations: crossing slot layers 1 and 2, slot layers 3 and 4, ..., slot layers (m-1) and m, and slot layers (m+1) and (m+1) respectively. This application can effectively avoid generating large stator-side magnetomotive force harmonics during motor device operation, thereby reducing the proportion of back EMF harmonics and preventing the performance of the motor device from being affected.

The utility model discloses a calcining powder block breaking device and processing equipment, the calcining powder block breaking device is arranged above a conveying line body used for conveying saggars, and the calcining powder block breaking device comprises a driving mechanism; the slotting tool fixing plate is connected with the driving mechanism and is driven by the driving mechanism to do lifting motion; the cross-shaped slotting tool is fixedly mounted on the slotting tool fixing plate, and a tool bit of the cross-shaped slotting tool is downwards opposite to the saggar flowing through the conveying line body; the first air vibration device is installed on the slotting tool fixing plate, the first air vibration device and the cross slotting tool ascend and descend synchronously, and the slotting tool fixing plate forms a vibration transmission path from the first air vibration device to the cross slotting tool. According to the calcined powder block crushing device, through integration of the cross slotting tool and the first air vibration device, efficient and uniform crushing of calcined block materials is achieved, the problem that the materials adhere to the tool and the inner wall of a sagger is effectively solved, and therefore production continuity and stability are guaranteed, and the overall efficiency of the powder post-treatment procedure is improved.

The utility model discloses a metal surface burr treatment device, which belongs to the technical field of metal surface processing, and comprises a groove frame, a conveying mechanism body is fixedly connected in the groove frame, a shell is fixedly connected to the top of the groove frame, through grooves are formed in two sides of the shell, two fixing blocks are fixedly connected to two sides of the groove frame, and the fixing blocks are fixedly connected to the two sides of the groove frame. Every two fixing blocks form one set, and electric push rods are arranged on the two sets of fixing blocks in a penetrating mode. Through the combined action of a conveying mechanism body, a limiting cylinder, a driving motor and a grinding roller, the effect of overall grinding and deburring of the surface of a metal plate can be completed in the metal plate conveying process, the metal plate burr treatment efficiency is improved, through the combined action of a first movable plate, a second movable plate, a stud, a cross-shaped groove hole and a cross-shaped inserting block, the metal plate can be conveniently conveyed, and the metal plate burr treatment efficiency is improved. And the grinding roller is fixed in a clamping and clamping mode, so that the fixing structure is simple, and the grinding roller is convenient to disassemble and replace.

The utility model belongs to the field of aviation repair, and particularly relates to a dismounting sleeve matched with a cross recess nut, the dismounting sleeve is used for dismounting the cross recess nut, and square teeth and a first counter bore are arranged on the dismounting sleeve; the square teeth are used for being matched with square grooves in the cross-recessed nut, then the dismounting sleeve is rotated, and dismounting of the cross-recessed nut is achieved. Compared with the prior art, the cross recess nut can be quickly disassembled and assembled without damaging devices near the cross recess nut, such as a fuse seat.

The utility model discloses a cross countersunk head self-drilling and self-tapping screw, which relates to the technical field of fasteners and comprises a screw main body, a screw head is mounted at the top end of the screw main body, a cross groove is formed in the top end of the screw head, a connecting groove is formed in the top end of the screw main body, and a connecting column is fixedly connected to the bottom end of the screw head. The connecting column is arranged in the connecting groove, the cross section of the connecting column is in a regular polygon shape, a plurality of arc-shaped elastic pieces are evenly arranged in the connecting groove along the circumference, and the ends of the arc-shaped elastic pieces abut against the side face of the connecting column. The arc-shaped elastic piece deforms, so that the connecting column crosses the arc-shaped elastic piece, the slipping phenomenon occurs, and the phenomenon that the screw slips due to overlarge output force is avoided.

The utility model relates to the technical field of oil cylinder disassembling tools, and discloses an oil cylinder disassembling tool which comprises a sleeving barrel, a rotating disc and a plurality of fastening blocks, a plurality of cross-shaped grooves are formed in the edge of the upper surface of the sleeving barrel, the rotating disc is arranged outside the sleeving barrel in a sleeving mode, a plurality of cross-shaped blocks are fixedly connected to the edge of the inner wall of the rotating disc, and a plurality of fastening blocks are fixedly connected to the edge of the inner wall of the rotating disc. The lower surfaces of the cross blocks are tightly attached to the inner bottom face of the cross groove, a sleeving groove is formed in the middle of the lower surface of the sleeving cylinder, a plurality of positioning rods are fixedly connected to the edge of the inner top face of the sleeving groove, and the outer walls of the sides, close to the center of the sleeving cylinder, of the fastening blocks are tightly attached to the outer wall of the sleeving cylinder. According to the oil cylinder disassembling tool, the rotating disc is ingeniously matched with the sleeving barrel, and the fastening block and the connecting rod are stably fixed, so that the oil cylinder disassembling tool realizes a rapid and stable disassembling process, and the working efficiency is improved.

The utility model provides a micro fastener based on cross groove, and relates to mechanical fastener technical field, including adjusting cover, depth adjusting cover and cross movable part. Adjusting cover bottom fixed connection fastening screw rod, the cross movable part with spacing groove is equipped in the depth adjusting cover, and the movable cover is equipped in the adjusting cover, the depth adjusting cover bottom symmetry is equipped with two groups of clamping position subassembly, each contains slidable inclined head stopper rod, adjusting cover inner wall is equipped with multiple sets of triangular limit block and two groups of top block. Through the cross movable part (pressure is between reset spring one and elastic piece elasticity) of pressing down, the depth adjusting cover is pushed and moves down, makes the inclined head stopper rod to lock the gear after the compression reset spring no. 2 crosses the triangular limit block, realizes the cross movable part depth multistage regulation. Cross movable part obtains the depth adjusting cover bottom support and elastic piece radial constraint in this state, significantly enhances and the engagement depth, stability and antiskid ability of screwdriver head, solves the problem that the tool slips, drops out when operating in the narrow space.

The utility model provides a special clamp for disc parts, which relates to the technical field of clamps and comprises a support and a support plate, a plurality of hydraulic lifting rods are arranged between the support and the support plate, and the distance between the support plate and the support is changed through the hydraulic lifting rods. A cross-shaped groove is formed in the supporting plate and provided with four channels, the ends of the channels extend to the edge of the supporting plate, clamping blocks are arranged in the channels respectively, a check block is arranged on the side, facing the center of the cross-shaped groove, of the top end of each clamping block so that a workpiece can be clamped in a space formed by the clamping blocks, the check blocks and the supporting plate, and the bottom end of each clamping block is connected with a lead screw. The lead screws are arranged along the channels so that the clamping blocks can be driven by the lead screws to move along the channels, the four clamping blocks used for clamping workpieces are driven by the same driving bevel gear, and the workpieces can be conveniently positioned; the requirements for disc type workpieces with different heights and diameters can be met, and the application range is wide; and the peripheral side of the disc type workpiece can be clamped through the check blocks, and the device is suitable for various machining schemes.

The utility model relates to the technical field of numerical control machine tools, in particular to a numerical control machine tool with a tool bit convenient to replace, which comprises the tool bit, a cross frame is fixedly mounted at the top of the tool bit, a cross box is inserted into the top of the cross frame, and a notch cylinder is mounted in the middle of the top of a box cover. The top of the notched cylinder is connected with the bottom of a driving shaft of the numerical control machine tool, a screw rod is rotatably mounted on the inner wall of the bottom of the cross box, a screw block is slidably mounted on the outer side wall of the screw rod through threads, and the periphery of the screw block is hinged to the top of the connecting rod. The cross-shaped frame is installed on the top of the tool bit, after the cross-shaped frame and the cross-shaped groove are connected in an inserted mode, the inserting plate and the inserting groove are automatically aligned, adjustment is not needed, the screw rod can be directly rotated, the screw block is made to descend, the connecting rod drives the inserting plate to stretch out, the inserting plate is inserted into the through groove, the cross-shaped frame and the cross-shaped box can be fixed, and installation of the tool bit can be completed. Only the screw needs to be rotated, so that the disassembly is quicker.

The utility model relates to the technical field of water pump shafts, and particularly discloses a water pump shaft with a connecting mechanism, which comprises a water pump, the connecting assembly is arranged on the surface of the water pump shaft, an embedded connection mode is adopted in the connecting assembly, the situation that when the water pump shaft rotates, torque force is too large, and consequently bolts and nuts are loosened or broken can be prevented, the connecting assembly comprises a first flange plate, and a first threaded hole is formed in the surface of the first flange plate; a rubber pad is slidably connected to the surface of the first flange plate, a second threaded hole is formed in the surface of the rubber pad, a plurality of first trapezoidal blocks are fixedly connected to the surface of the water pump shaft, a first trapezoidal groove is formed between every two adjacent trapezoidal blocks, a cross-shaped groove is formed in the surface of the water pump shaft, and the four ends of the cross-shaped groove are in an arc shape. The embedded connecting assembly can effectively resist torque force and prevent the axis of the water pump shaft from deflecting, so that normal operation of the water pump is ensured.

The invention relates to the technical field of air pollution control, in particular to an air pollution control purification tower which comprises a tower body, the top of the tower body is fixedly connected with a tower cover in a screwed mode, the center of the bottom of an inner cavity of the tower body is fixedly connected with a liquid transfer assembly, the top of the liquid transfer assembly is fixedly connected with a clamping plate, and the top of the clamping plate is connected with a filter cartridge in a buckled mode. Through the arrangement of a cross groove, when a first threaded rod drives a cross plate to rotate, a second threaded rod can be made to rotate, then a moving disc can drive a plug plate to move, and through the movement of the plug plate, in the waste gas purification process of the equipment, a liquid discharging groove can be sealed; furthermore, part of purified waste gas is prevented from entering the interior of the conical plate, the gas discharge amount is guaranteed, in the process that the washing plate performs spray washing and impurity removal on the filter cartridge, the liquid discharge groove is communicated with the interior of the conical plate, and then liquid and impurities can be discharged into the conical plate through the liquid discharge groove.

The utility model discloses a cross recess cylindrical head step screw, which relates to the technical field of screws and comprises a screw body and a lubricating mechanism arranged in the screw body. The lubricating mechanism comprises oil absorption cotton which is arranged in the screw body and used for absorbing excessive lubricating oil, and an oil channel which is formed in the screw body and used for feeding the lubricating oil into a thread of the screw body for lubrication when the oil absorption cotton discharges oil; excessive lubricating oil added at a time can be absorbed and temporarily stored through the oil absorption cotton, oil leakage caused by excessive oil adding is avoided, resource waste is reduced, when lubrication is needed, the movable rod can be pulled towards the outer side of the screw body, the pressing plate is used for extruding the oil absorption cotton to discharge oil, and the service life of the screw is prolonged. The discharged lubricating oil can flow into the thread of the screw body through the oil duct to lubricate the screw, so that the screw is not easy to rust and block and is difficult to disassemble, a worker can finish the lubricating process of the screw by regularly pulling the movable rod outwards, oil does not need to be added into the screw every time the screw is lubricated, and convenience and rapidness are achieved.

The utility model provides a base plate positioning feeding structure which comprises a base plate conveying assembly and a rotary positioning assembly, the rotary positioning assembly is arranged above the base plate conveying assembly, the base plate conveying assembly comprises a base plate platform, a cross groove is formed in the base plate platform, and the cross groove is provided with a plurality of positioning holes. The cross groove is provided with a bottom plate inlet channel at the left end, the bottom plate inlet channel is connected with an external bottom plate discharging mechanism, and the rotary positioning assembly is used for rotating the tangent face portion, located at an inlet of the bottom plate inlet channel, of the bottom plate to be attached to the side end face of one side of the front end of the bottom plate inlet channel; the bottom plate baffle at the right end is used for blocking the bottom plate in the middle of the cross-shaped groove; the bottom plate machining channel at the rear end is connected with a bottom plate machining part located at the end of the bottom plate machining channel; and a bottom plate push-in part at the front end. The utility model relates to the technical field of magnetic ring positioning and feeding.

Edge profiles (01-06) and intermediate profiles (07) for laying slab material (24) with joint cross receptacles (25) and joint crosses (26) on the bearing surfaces (11), characterized in that the slab material is cleanly and high-quality covered by the cover / tread surface (08) of the edge profiles (01-06) and is not visible.

The utility model relates to the technical field of spraying processing, and discloses drying equipment for spraying processing, which comprises a rack and a conveying belt arranged in the middle of an inner cavity of the rack, a drying assembly is arranged at one end of a preheating assembly, an operator places the lower end of a drying fan into an inner cavity of a square frame, and after a hollow round block corresponds to a round block, the drying fan is driven to rotate by the conveying belt. By pressing the round short column, the elastic element is compressed at one end of the clamping ring, the round short column drives the cross clamping column to be inserted into an inner cavity of the cross groove, the cross clamping column and the cross groove are arranged in a staggered mode by rotating the cross clamping column, fixed installation of the four corners of the lower end of the drying fan is completed, and when the round short column needs to be disassembled, the round short column is pressed again, and the round short column is disassembled. The round short column drives the cross-shaped clamping column to rotate, after the cross-shaped clamping column coincides with the cross-shaped groove, the cross-shaped clamping column is taken out of the cross-shaped groove, and then the drying fan can be directly disassembled.

The utility model relates to the technical field of label cutting devices, in particular to a label classifying, arranging and cutting device. The device comprises a loading assembly, a conveying assembly is arranged in front of the loading assembly, and a cutting assembly is arranged at the top of the side, away from the loading assembly, of the conveying assembly. By arranging the loading assembly, the L-shaped mounting rod is matched with the first bearing seat to mount the roll loading rod, stable rotation of the roll loading rod is guaranteed, a label roll can be conveniently and rapidly mounted, a first motor drives a lead screw, a movable plate is pushed through a nut and a driving block, a cross-shaped block is accurately inserted into a cross-shaped groove of the roll loading rod, and positioning and power connection of the roll loading rod are rapidly completed; the loading preparation time is greatly shortened, and the working efficiency is improved.

The utility model discloses a self-tapping locking screw, and particularly relates to the field of screws, the self-tapping locking screw comprises a screw rod, the top surface of the screw rod is provided with a nut, the middle part of the top surface of the nut is fixedly provided with an extension head, and the middle part of the top surface of the extension head is provided with a cross groove; the top end of the sleeve is positioned at the top of the extension head; the screw rod is sleeved with a first gasket and a second gasket, the first gasket is located at the bottom of the second gasket, the opposite faces of the first gasket and the second gasket are each provided with a plurality of clamping blocks which are connected in a clamped mode, and the opposite faces of the first gasket and the second gasket are each provided with a plurality of limiting blocks. The sleeve is arranged on the top face of the nut in a sliding mode, so that the tightness of connection between the screw and an electric drill can be enhanced, and the situation that the screw deviates or falls off in the screw fixing process is prevented; and the first gasket and the second gasket are arranged on the screw rod in a sleeving mode, the first gasket and the second gasket are connected in a clamped mode, the screw can be effectively prevented from loosening during vibration, and therefore the locking effect is guaranteed.

The utility model discloses an anti-slip self-tapping screw structure, which belongs to the technical field of hardware fasteners and comprises a screw body, a cross recess is arranged at the head of the screw body, a reserved groove is arranged at the bottom of the cross recess, and the cross recess and the reserved groove are separated by a fixed cross-shaped metal sheet. The screwdriver can extend into the reserved groove, and the reserved groove is also in a cross shape. The screw has the effects of being convenient and stable to screw and reducing slipping.

The utility model belongs to the field of yaw brakes, and particularly relates to a positioning support facilitating installation of a yaw brake, which comprises a rack, a brake disc is fixedly connected to the top end of the rack, an outer ring bearing is fixedly connected to the top end of the brake disc, an inner ring bearing is rotatably connected to the inside of the outer ring bearing, and the inner ring bearing is fixedly connected to the top end of the rack. A cabin plate is fixedly connected to the top end of the inner ring bearing, an upper limiting assembly is arranged at the bottom of the cabin plate, and the upper limiting assembly comprises a bolt inserted into the cabin plate; after the bolt is inserted into the cabin plate, the position of the brake caliper body is preliminarily controlled through the nut and the sliding plate, then the cross block slides in the cross groove, the protruding block is clamped in the clamping groove, and the bottom of the brake caliper body is supported at the moment; and the position of the brake caliper body is precisely controlled, so that the brake caliper body brakes the brake disc.

The utility model relates to the technical field of metal processing, in particular to metal pipe end chamfering and deburring equipment, an inner cavity of a second transmission block is a semicircular groove, the end of a chamfering tool is a semicircular column matched with the semicircular groove, a base is arranged on the surface of the semicircular groove of the second transmission block, and a chamfering tool is arranged on the base. A fixing frame is movably assembled on the top of the base, a cutter head is fixedly arranged on one side of the fixing frame, a cross groove is formed in the surface of the cutter head, and a driving assembly is arranged in an inner cavity of the cutter head. When the outer wall cleaning block and the inner wall cleaning block are close to the end part of the metal pipe, the outer wall cleaning block and the inner wall cleaning block are stressed to compress a first spring to move outwards and are attached to the inner wall and the outer wall of the metal pipe under the elastic force action of the first spring, and the inner wall and the outer wall can be cleaned and deburred along with the rotation of the metal pipe; the inner wall cleaning block is provided with a protruding structure to clean the inner wall.

The utility model relates to wear -resistant plate processing technical field especially discloses a fastening device for wear -resistant plate processing, including the processing platform, the symmetric fixed mounting of support has in the processing platform lower extreme portion, the fixed mounting of first screw has in the processing platform lower extreme center, the first screw is screw -threaded and is installed with first thread ring, the first spring is set up with first thread ring on, the sliding installation of processing platform inside has the sliding frame, and first spring both ends are fixedly connected with processing platform and sliding frame, and the fixed mounting of connecting block has in the sliding frame lower extreme portion, the inner groove is established in the connecting block inside, and the fixed mechanism is arranged in two groups of cross grooves, the fixed mechanism includes the cross block, two groups of cross blocks are slidably installed in two groups of cross grooves, and the second screw is fixedly installed on the end of two groups of cross blocks opposite each other, and the equipment is applicable to the fixation to any specification wear -resistant plate, has greatly improved the versatility of device, has reduced the trouble of needing to replace different fastening devices because of the difference of plate material specification.