1603results about How to "Easy to slide" patented technology

The invention relates to the technical field of metal stamping machining, in particular to a high-quality metal stamping forming forging device and method.The high-quality metal stamping forming forging device comprises a base, a support is fixedly installed at the upper end of the base, and a groove plate is fixedly installed in the middle of the upper end of the base. When the punching plate and the groove plate are subjected to die assembly, a shaping plate, a third connecting rod, a fourth spring and an extrusion plate are driven to descend synchronously, the extrusion plate is gradually in contact with an elastic part, and the extrusion plate, the third connecting rod and the shaping plate are driven to suspend, slide on a supporting frame and compress the fourth spring under the resistance of the elastic part; and at the moment, the elastic piece gradually deforms until being separated from the extrusion plate, at the moment, the shaping plate, the third connecting rod and the extrusion plate are pushed to rapidly descend and reset under the action of the fourth spring, the shaping plate is convenient for tamping the stamping plate after die assembly, a good auxiliary effect is achieved on shaping of the metal sheet, and then the stamping quality of the metal sheet is improved again.

The invention relates to the technical field of electric energy meters, and discloses an electric energy meter convenient to disassemble and assemble, which comprises a mounting slide rail, the mounting slide rail is used for mounting an electric meter, the mounting slide rail is slidably connected with a sliding shell, one side of the sliding shell is fixedly connected with a pair of supporting round shells, and a lubricating oil bin is rotatably connected between the two supporting round shells. An oil outlet hole is formed in one side of the lubricating oil bin, a first sliding groove is formed in the lubricating oil bin, the first sliding groove is located in one side of the oil outlet hole, a sealing block is slidably connected into the first sliding groove, the sealing block is clamped in the first sliding groove, a round hole is formed in the sealing block, and an oil outlet pipe is fixedly connected to one side of the sealing block. According to the electric energy meter convenient to disassemble and assemble, before the electric energy meter is installed on the sliding rail, the two sides of the installation sliding rail are coated with lubricating oil, so that the installation sliding rail can be lubricated, and the electric energy meter can stably slide on the installation sliding rail.

The invention relates to the technical field of seamless steel pipe cutting, in particular to an oxygen pipeline steel pipe cutting device which comprises a feeding machine box and a discharging support, a rotating cavity is formed in the feeding machine box, a rotating shaft is arranged in the rotating cavity, a feeding roller is arranged on the rotating shaft, a plurality of containing grooves are formed in the outer wall of the feeding roller, and a driving motor is arranged on the back of the feeding machine box. A feeding port and a feeding hopper are arranged at the top of the feeding machine box, a discharging port and a discharging hopper are arranged at the bottom of the feeding machine box, a steel pipe discharging frame and an auxiliary knocking mechanism are arranged on the front portion of the feeding machine box, a cutting mechanism is arranged at the top of the steel pipe discharging frame, a clamping mechanism is arranged on the side wall of the steel pipe discharging frame, and a rotating ring is rotationally arranged on the discharging support. A semi-ring bearing plate is arranged at one end of the rotating ring, a limiting mechanism is arranged at the bottom of the semi-ring bearing plate, and a rotating mechanism is arranged at the top of the discharging support. According to the seamless steel pipe cutting device, automatic feeding and discharging of seamless steel pipes are achieved, the cut steel pipes and excess materials can be automatically collected, and the steel pipe cutting efficiency is improved.

The invention belongs to the technical field of shielding doors, particularly relates to a medical polymer radiation shielding door seam sealing device, and aims to solve the problems that a sealing rubber strip arranged on the side, close to a wall, of an existing lead door can be abraded under long-time friction, so that the sealing effect is reduced, leakage is difficult to detect when abrasion is small, and outdoor safety is affected. According to the scheme, the shielding door comprises a door frame and a shielding door body arranged on one side of the door frame in a sliding mode, a mounting base is arranged on one side of the door frame, a speed reducer is fixedly arranged on the top of the mounting base, a motor is fixedly arranged on one side of the speed reducer, and the output end of the motor is fixedly connected with the input end of the speed reducer; through the cooperation of the motor and the speed reducer, efficient driving and smooth sliding are achieved, multiple sealing and linkage sealing are achieved in cooperation with the sealing mechanism, meanwhile, safety can be guaranteed through the monitoring mechanism, and powerful guarantee is provided for the safety and reliability of the medical environment.

The invention relates to the technical field of plastic materials, and discloses a plastic material for a Bluetooth headset shell and a preparation method of the plastic material. The plastic material for the Bluetooth headset shell is prepared from the following raw materials in parts by weight: 30 to 50 parts of polycarbonate, 25 to 45 parts of ABS (Acrylonitrile Butadiene Styrene) resin, 5 to 12 parts of a MoS2 / PDA / TiO2 composite material, 8 to 15 parts of a toughening agent, 0.1 to 0.5 part of a lubricating agent, 0.3 to 0.8 part of an antioxidant 1010 and 0.5 to 1 part of a macromolecular antistatic agent. The material is prepared by taking ABS (Acrylonitrile Butadiene Styrene) resin and polycarbonate as matrix resin, adding an auxiliary agent and carrying out melt blending, wherein due to the addition of the MoS2 / PDA / TiO2 composite material, the wear resistance and the scratch resistance of the matrix are improved; by adding the macromolecular antistatic agent, the antistatic performance of the matrix is improved, and the adsorption of dust on the surface of the material is reduced.

The invention is applicable to the technical field of electric energy meter verification, and provides a meter position wiring device for standard electric energy meter verification, which comprises a mounting shell, a plurality of conducting rods arranged in the mounting shell and a plurality of binding posts in contact with the conducting rods respectively, one end of each conducting rod extends out of the mounting shell, and the other end of each conducting rod extends out of the mounting shell. The plurality of binding posts are bent rods, one end of each binding post extends out of the mounting shell, and the binding posts are used for being connected with a connecting line of verification equipment; wherein each binding post is provided with a transverse adjusting mechanism and a fixing assembly, and the transverse adjusting mechanisms are used for transversely moving the binding posts. The meter position wiring device for calibration of the standard electric energy meter provided by the scheme realizes flexible adjustment of the position of the conducting rod so as to adapt to meter position requirements of different types of electric energy meters, introduces and simplifies the wiring process, improves the wiring and calibration efficiency, and is particularly suitable for rapid calibration of batch electric energy meters.

The utility model discloses a machine tool setting gauge protection structure which comprises a machine tool body, the surface of the machine tool body is fixedly connected with a supporting column, the upper surface of the supporting column is fixedly connected with a protection box, the outer surface of one end of the protection box is provided with a fixing block, and the side surface of the fixing block is rotationally connected with a connecting plate. And the upper end of the connecting plate is fixedly connected with an upper cover plate. According to the machine tool tool setting gauge protection structure, the protection box and the upper cover plate are arranged, when the machine tool tool setting gauge protection structure works, the tool setting gauge body is stored through the protection box, and when the machine tool tool setting gauge protection structure does not work, the upper cover plate is rotationally closed, so that the tool setting gauge body is fully sealed and protected through the protection box and the upper cover plate, and chippings generated during machining are prevented from splashing to the surface of the tool setting gauge body; the tool setting gauge body is guaranteed not to be damaged, the service life is prolonged, when the tool setting gauge body needs to work, the drive motor and the transmission chain drive the tool setting gauge body and the upper cover plate to rotate and unfold for use, and practicability is improved.

The utility model discloses a carbon fiber pipe marine organism removing support, which relates to the technical field of carbon fiber composite pipeline microorganism cleaning equipment, and adopts the technical scheme that the carbon fiber pipe marine organism removing support comprises a support body sleeved on the outer wall of a pipeline in a sliding manner, the support body is annular, and the inner diameter of the support body is larger than the outer diameter of the pipeline; a plurality of universal ball seats are fixedly arranged on the inner wall of the frame body, universal balls are arranged in the universal ball seats, annular cavities are formed in the sides, facing the pipeline, of the universal ball seats, and the universal balls are in rolling fit in the annular cavities. The carbon fiber pipe marine organism removing support has the advantages that the carbon fiber pipe marine organism removing support comprises the support body connected to the outer wall of a pipeline in a sliding and sleeving mode, the outer wall of the support body is connected with the air bag through the first connecting rope, the air bag fluctuates with the help of buoyancy of seawater, the support body can be driven to float along with the air bag, and therefore the outer wall of the pipeline can be better scraped; and therefore, energy is saved, and the device is green and environment-friendly.

The utility model relates to the technical field of trimming devices, and discloses a trimming device for trolley rubber tire production, which comprises a workbench, the upper surface of the workbench is uniformly provided with a plurality of mounting grooves, and the middle part of the inner wall of the rear end of the mounting groove at the front end is fixedly connected with a first servo motor. When the trimming device for trolley rubber tire production is used, a tire sleeve is arranged outside a clamping block, a servo motor is started to drive a first threaded rod to rotate, and meanwhile a threaded sleeve and a bevel gear of the first threaded rod are driven to move; the left bevel gears and the first threaded rods are driven to rotate through movement of the bevel gears, the first threaded rods rotate to drive the sliding blocks to slide in the sliding grooves, and therefore the first threaded sleeves are limited to drive the multiple clamping blocks to move oppositely, and the clamping blocks are continuously attached to the inner wall of the tire; and therefore, tires with different specifications and sizes can be clamped.

The invention relates to the technical field of floor manufacturing, and discloses a wear-resistant ground heating floor and a preparation method thereof. According to the wear-resistant floor heating floor, the rock wood plate serves as the base material layer, the surface of the rock wood plate is coated with the polyurethane coating to serve as the wear-resistant layer, and due to coating of the polyurethane coating, the wear resistance of the floor is improved, and the heat resistance, flame retardance and water resistance of a base body are improved; wherein a coating formed by the polyurethane coating has certain excellent wear resistance, the wear resistance of the coating is further improved by introducing the reinforcing filler, and the heat resistance and flame retardance of the coating are further improved by introducing a heat-resistant group and a phosphate structure into the coating; in addition, the introduction of hydroxyl silicone oil also improves the hydrophobicity of the matrix, so that the water resistance of the coating is improved.

The invention discloses a negative plate, a lithium ion battery and electric equipment. The negative plate comprises the negative plate, the lithium ion battery and the electric equipment. The negative plate comprises a negative current collector and a negative active material layer located on at least one side of the negative current collector, the negative active material layer comprises a negative active material, and the negative active material comprises a graphite material, a hard carbon material and a silicon-based material; the particle size D50 of the graphite material, the particle size D '50 of the hard carbon material and the particle size D' '50 of the silicon-based material meet the conditions that 1.5 < = D50 / D' 50 < = 2.5 and 1.1 < = D '50 / D' '50 < = 3. According to the scheme, through the matching of the sizes and the particle sizes of the graphite, the hard carbon and the silicon-based material, the short plate of low compaction density of the hard carbon is effectively improved, the overall compaction density of the negative pole piece is improved, the energy density of the battery is favorably improved, the infiltration of electrolyte is facilitated, the liquid retention of the pole piece is improved, the rapid embedding of lithium ions is also facilitated, and the rate capability is improved.

The invention discloses rock core drilling sampling equipment for geological disaster investigation, and relates to the technical field of sampling, and the rock core drilling sampling equipment comprises a composite mechanism. According to the rock core drilling and sampling equipment for geological disaster investigation, through the design of a composite mechanism, the motor is connected with the butt joint block, and the drill rod is inserted into the inner side of the butt joint block, so that drilling and sampling are conducted on rocks, in the drilling process, the movable frame slides on the outer side of the sliding column so as to ascend and descend, and therefore the work requirement is met; a drill bit mechanism is arranged on the outer side of the drill rod, large rocks are crushed through the drill bit mechanism in the drilling process, meanwhile, rock blocks are guided to enter the inner side of the drill rod, so that a sample is taken out when the movable frame body is lifted subsequently, subsequent treatment is facilitated, and after sampling is finished, the drill bit mechanism is used for crushing the large rocks and guiding the rock blocks to enter the drill rod. When the sample is taken out from the inner side of the drill rod, the sample is taken out more cumbersomely and difficultly, the pushing and pressing mechanism is pressed by the electric push rod, so that the effect of discharging the sample is achieved, and normal operation of equipment is kept.

A labor-saving and silent push-rebound opening and closing device for furniture includes a rebound bracket, a push element, and a push element. The rebound bracket is provided with a circular groove, the push element is provided with a sliding shaft portion, the push element elastically telescopically limits the sliding on the push element and / or the rebound bracket, and acts and drives the sliding shaft portion to position and / or slide along the trajectory of the circular groove in a sequential direction when sliding, and also includes a lever assembly, the lever assembly is provided with a lever action portion, the push element is provided with a pushing action portion, and the circular groove is provided with at least an upper limit sliding area, a conversion area, and a front stop area; when the sliding shaft portion slides on the upper limit sliding area, it acts and drives the pressing element and the pushing element to slide out of the rebound bracket, the sliding shaft portion slides to a certain position on the upper limit sliding area and separates from the pressing element, and the pushing element interacts with the lever action portion through the pushing action portion when the sliding shaft portion and the pressing element separate. The present invention has strong practicality through the improvement of the above structure.

The utility model discloses a machine room wiring device, which belongs to the technical field of machine room wiring and structurally comprises a wiring top frame and a plurality of clamping assemblies, a plurality of bunching grooves are formed in the lower surface of the wiring top frame, fixing plates are fixed on two sides of the bottom of the wiring top frame, and receding grooves are formed in the fixing plates. First sliding grooves are formed in the two sides of the lower surface of the wiring top frame. The machine room wiring device can clamp and fix cable groups with different thicknesses in the bunching groove at the bottom of the wiring top frame, realizes independent fixation of different positions of the cable groups, is convenient for adjusting wiring positions of the cable groups, and is convenient for workers to independently overhaul and maintain different cable groups.

The hidden uncovering dissecting table comprises a storage box and an upper cover plate capable of being wound and bent, an opening is formed in the upper end of the storage box, a supporting guide groove is formed in the side wall of the opening in the upper end of the storage box, an outer shell is arranged on the outer side of the storage box, and a hidden temporary storage space is formed between the outer shell and the storage box; the upper cover plate slides in the supporting guide groove and the hidden temporary storage space, and when the upper cover plate is in an open state, the upper cover plate slides and is hidden in the hidden temporary storage space; when the upper cover plate is in a closed state, the upper cover plate slides into the supporting guide groove from the hidden temporary storage space to seal and cover the upper end opening. When the upper cover plate of the dissecting table is closed, the upper cover plate directly slides into the hidden temporary storage space from the supporting guide groove, so that the space at the two ends of the dissecting table can be saved, and students can conveniently observe and operate the dissecting table.

The invention relates to the technical field of powder coatings, in particular to high-fluidity superfine molding powder and a preparation method thereof. The high-fluidity superfine plastic powder comprises the following components in parts by weight: 40-50 parts of epoxy resin, 15-25 parts of a curing agent, 2-4 parts of a catalyst A, 3-5 parts of a plasticizer, 5-8 parts of polyacrylic acid and / or polyacrylate, 3-5 parts of a silane coupling agent, 10-20 parts of filler and 4-6 parts of other auxiliaries, the curing agent at least comprises a fluorine modified amine curing agent; and the median particle size D50 of the powder coating is 10-20 [mu] m. The powder coating adopting the epoxy resin / fluorine-modified amine curing agent system has better flowability and uniformity, charged powder particles can be guided to the surface of a workpiece under the action of an electric field to form a uniform thin coating, the powder particles are easier to carry charges with the same polarity, repulsive force among the particles is increased, and the powder coating can be applied to the surface of the workpiece. Uniform dispersion of powder particles can be kept, and the phenomenon of particle agglomeration is reduced.

The invention provides a concrete water reducing agent and a preparation method thereof, and belongs to the technical field of water reducing agents. Adding the modified chitin, 1-vinyl-3-butylimidazolium trifluoromethanesulfonate, a silane coupling agent with double bonds, methacrylic acid, trans-butenedioic acid and an initiator into dimethylformamide, heating and stirring for reaction, removing methylbenzene under reduced pressure, and performing alkali washing and alcohol washing to obtain the concrete water reducing agent. The modified chitin is prepared by modifying chitin modified by sodium sulfonate and acrylic acid with tannic acid. Modified chitin, 1-vinyl-3-butylimidazolium trifluoromethanesulfonate, a silane coupling agent with double bonds, methacrylic acid and trans-butenedioic acid are copolymerized to prepare the polycarboxylate superplasticizer, molecules of the polycarboxylate superplasticizer are of a comb-shaped structure, a main chain of the polycarboxylate superplasticizer is provided with a plurality of active groups with high polarity, and a side chain of the polycarboxylate superplasticizer is provided with hydrophilic active groups. The water-reducing agent has the characteristics of low doping amount, high water-reducing rate, high reinforcing effect, high plasticity retaining property and volume stability, and has wide application prospects.

The utility model discloses a crimping form for quickly replacing a rotary screen mesh, which comprises a support frame for supporting a rotary screen mesh body and a binding belt, and the other end of the binding belt is provided with a winding mechanism. The winding mechanism comprises a winding box body, the outer surface of the winding box body is rotationally connected with a hexagonal cap and a ratchet wheel, the hexagonal cap and the ratchet wheel are fixedly connected to the two ends of a winding wheel respectively, the surface of the winding box body is further rotationally connected with a locking arm through a pin shaft, and a first spring is arranged on the surface of the locking arm. The end, away from the locking arm, of the first spring is fixedly connected with a dismounting and fixing assembly. According to the rotary drum screen, the binding belt and the winding mechanism are arranged, the hexagonal cap is sleeved with the wrench, the wrench is used for rotating the hexagonal cap, so that the winding wheel and the ratchet wheel can be driven to rotate, the binding belt can be rapidly wound through rotation of the winding wheel, and therefore the rotary drum screen body is bound and fixed; limiting of the locking arms can be relieved by pulling out the limiting columns, and therefore convenience is provided for replacement of the drum screen body.

The invention belongs to the technical field of high polymer material composite tarpaulin, and particularly relates to tear-resistant PVC (polyvinyl chloride) composite vehicle tarpaulin, equipment, a preparation method and application. The tarpaulin for the vehicle is composed of base cloth and PVC films attached to the two sides of the base cloth through PVC slurry. Wherein the PVC slurry comprises the following materials: 100 parts of PVC paste resin, 90-120 parts of a plasticizer, 4-8 parts of an adhesive, 11-12 parts of a viscosity reducer and 25-35 parts of PVC calcium powder; the thickness of the PVC slurry permeating into the base cloth is less than or equal to 1 / 3 of the thickness of the base cloth. Vehicle tarpaulin manufacturing equipment is improved, the bottom film pressing wheel and the surface film pressing wheel are additionally arranged to improve attachment of a PVC film and a large cylinder, an original padding process is changed into a transfer sizing method by means of the modified transfer sizing wheel set, the sizing gram weight and screen cloth permeation can be reduced, and the production efficiency is improved. The tarpaulin tearing performance is improved; and the tarpaulin has good stripping resistance and the like.

The utility model relates to the technical field of hydrogen storage tank body processing, and discloses a hydrogen storage tank body processing and cleaning device for solid hydrogen storage, which solves the problem that impurities adhered to the inner wall of a hydrogen storage tank are difficult to completely remove by adopting a flushing mode at present, and comprises a base, universal wheels are arranged at the bottom of the base at equal angles, and a cleaning device is arranged at the bottom of the base. A cleaning mechanism is installed at the top of the base, an adjusting mechanism is installed on the cleaning mechanism, and the cleaning mechanism comprises a first U-shaped round rod fixed to the top of the base; according to the hydrogen storage tank cleaning device, through cooperation of a second motor, a rotating plate and a second U-shaped round rod, two cleaning brushes can rotate conveniently, and through cooperation of a connecting rod and a side ring and cooperation of a ball and an annular groove, the two cleaning brushes can stably rotate conveniently to remove impurities on the inner wall of a hydrogen storage tank; and through cooperation of a first motor and a lead screw and cooperation of a nut and a connecting column, horizontal movement of the two cleaning brushes is facilitated, and therefore the interior of the hydrogen storage tank can be thoroughly cleaned conveniently.

The utility model discloses an air cooling machine air outlet filtering device, and relates to the technical field of air cooling machines, the air cooling machine air outlet filtering device comprises an air cooling machine body, an air outlet cover is fixedly installed on the top of the air cooling machine body, a filter screen is fixedly installed in the air outlet cover, a driving motor is fixedly installed on the top of the air cooling machine body, a threaded rod is fixedly mounted at the output end of the driving motor, a lifting plate is in threaded connection to the surface of the threaded rod, a rotating shaft is rotationally connected to the interior of the lifting plate, the lower end of the rotating shaft is rotationally connected with the interior of the filter screen, and a cleaning brush is fixedly mounted on the surface of the rotating shaft, so that the cleaning brush rotates; according to the air cooling machine, dust filtered by the filter screen is cleaned by the cleaning brush, so that the dust is prevented from being accumulated on the filter screen to cause blockage of the filter screen, the protection strength on the filter screen is improved, the phenomenon of unsmooth air outlet is reduced, the use effect of the air cooling machine body is improved to the greatest extent, and blockage of the dust to the filter screen is reduced.

The invention belongs to the field of polymer preparation, and particularly relates to a preparation method of high-toughness NDI-based fluorescent polyurea, the polyurea takes NDI, polyether amine, TEPA and IPDI as raw materials, the NDI, the polyether amine and the TEPA can construct a main chain under mild conditions by utilizing rapid reaction of isocyanate and amino, the main chain is crosslinked by utilizing reaction of diisocyanate and secondary amine, and the high-toughness NDI-based fluorescent polyurea is prepared. A gradient energy dissipation mechanism is formed by the difference of breaking energy of the hydrogen bond and the covalent bond, the toughness of the material is greatly improved, and the hydrogen bond and the covalent bond are crosslinked to limit'movement 'of a planar rigid conjugated structure, so that non-radiative transition is weakened, radiative transition is enhanced, and fluorescence characteristic enhancement is facilitated. The preparation method of the high-toughness fluorescent polyurea is novel, the prepared polyurea has ultrahigh toughness and fluorescence characteristics, the selected raw materials are low in cost, and the high-toughness fluorescent polyurea has wide market prospects. Steps are simple, operation is convenient, and practicability is high.

The utility model discloses a goldfish culture system, which relates to the goldfish culture technical field, and comprises a wooden sea, the bottom of the wooden sea is provided with a support, the top opening is fixedly sleeved with a fixing ring, the bottom of the fixing ring is slidably connected with a cleaning assembly used for cleaning the inner wall of the wooden sea, and the top of the fixing ring is fixedly provided with a filtering assembly. A spraying head is fixedly arranged at the top of the filtering assembly through a connecting frame, a water pipe is arranged in the connecting frame, one end of the water pipe is communicated with the spraying head, and the other end of the water pipe extends into the wooden sea. The filtering assembly is arranged, water in the wood sea is filtered in a circulating mode, the water changing frequency is effectively reduced, the inner wall of the wood sea can be automatically cleaned through the cleaning assembly, and the labor intensity of workers is reduced.

The invention discloses a dry-type air-core reactor without glass fiber yarns, and relates to the technical field of air-core reactors, the dry-type air-core reactor comprises a reactor body, a first support is fixedly mounted on the bottom surface of the reactor body, one end of the first support is fixedly connected with a wiring terminal, the bottom surface of the first support is fixedly connected with a plurality of groups of porcelain columns, and the porcelain columns are fixedly connected with a plurality of groups of glass fiber yarns. The bottom end of the porcelain column is fixedly connected with a footstand, a second support is fixedly installed at the top of the electric reactor body, a buckle is arranged on the second support, a fixing block is fixedly installed in the buckle, a clamping groove is formed in the fixing block, the clamping groove is formed in the second support in a clamped mode, and the second support is fixedly installed on the electric reactor body. A pair of arm plates is fixedly installed on the two sides of the buckle, and a supporting block is fixedly connected between the other ends of the pair of arm plates. The electric reactor tray is reasonable in structure, the buckle can be fixed to the second support through the fastening assembly, and then the electric reactor in the tray is fixed through cooperative use of the butt joint assembly and the adjusting assembly.

The utility model relates to the technical field of water jet cutting machines, and discloses a high-pressure numerical control water jet cutting machine which comprises a water collecting tank, a machining table is fixedly mounted at the top of the water collecting tank, a cutting grid is arranged on the machining table, and electric push rods are fixedly mounted on the left side wall and the right side wall of the machining table correspondingly; a first extrusion plate and a second extrusion plate are fixedly installed at the output ends of the two electric push rods correspondingly, moving grooves are symmetrically formed in the side wall of the side, close to the second extrusion plate, of the first extrusion plate, bidirectional lead screws are rotationally arranged in the moving grooves, and the outer sides of the bidirectional lead screws are in threaded connection with moving blocks. The electric push rod is fixedly mounted on the side wall of the machining table, and the first extrusion plate, the second extrusion plate, the moving groove, the two-way lead screw, the moving block and the clamping plate are arranged in a matched mode, so that a workpiece can be fixedly clamped, the workpiece is prevented from deviating during cutting, and the cutting quality and the working efficiency of the workpiece are improved.

The utility model relates to the technical field of X-ray power line flaw detection, in particular to an X-ray flaw detection device mounted on an unmanned aerial vehicle. Comprising an imaging sliding frame, an unmanned aerial vehicle body and an imaging plate body, a cable is slidably connected to the bottom end of the inner wall of the imaging sliding frame, a light emitter is installed at the bottom end of the unmanned aerial vehicle body, and an adjusting device is arranged at the position, corresponding to the imaging plate body, of the surface of the imaging sliding frame and comprises a fixing frame; one side of the fixing frame is fixedly connected with the surface of the imaging sliding frame, a driving frame is inserted into the inner wall of the fixing frame, fixing rods are fixedly connected to the two sides of the surface of the driving frame, and the arc surfaces of the fixing rods abut against the inner wall of the fixing frame; two fixing frames are fixedly connected to the positions, corresponding to the fixing frames, of the surface of the imaging sliding frame. The X-ray flaw detection device mounted on the unmanned aerial vehicle has the advantage that the whole imaging plate equipment can be conveniently replaced and limited.

The utility model relates to the field of carton nailing machines, and discloses an edge distance adjusting device of a carton nailing machine, the edge distance adjusting device comprises a base and an L-shaped supporting rod, an adjusting groove is formed in one side of the outer surface of the L-shaped supporting rod, a threaded rod is rotatably connected to one side of the interior of the adjusting groove, and the threaded rod extends to the exterior of the L-shaped supporting rod; one side of the threaded rod is fixedly connected with a rotary knob, and one side of the outer wall of the threaded rod is in threaded connection with an adjusting block. The rotary knob is connected with the threaded rod, so that the rotary knob is rotated to drive the threaded rod to rotate in the adjusting groove, the threaded rod is connected with the adjusting block, so that the threaded rod rotates to drive the adjusting block to move along the inner wall of the adjusting groove, and the adjusting block is connected with the connecting block; and then an adjusting block drives a connecting block to move along the outer wall of an L-shaped supporting rod, so that the position of a nail gun at the bottom of the connecting block is adjusted, the nailing distance is adjusted, and the effect of adapting to nailing of different cartons is achieved.

The utility model relates to the technical field of glass greenhouses, in particular to a glass greenhouse top gradient adjusting mechanism which comprises a glass greenhouse frame and two glass ceilings, a vertical plate is arranged on a top steel frame of the glass greenhouse frame, a top frame is arranged on the top of the vertical plate, and lifting mechanisms are arranged on the vertical plate and the top frame. The lifting mechanism is provided with two symmetrically arranged fixed plates, side sliding grooves are formed in the side walls of the fixed plates, limiting blocks are arranged in the side sliding grooves in a sliding mode, and side plates are arranged on the limiting blocks. The glass ceiling can be pushed through rotation of the shaking mechanism, so that the glass ceiling shakes, accumulated snow on the top of the glass ceiling can be lifted along the gradient of the top of the glass ceiling and slide down to the bottom, the accumulated snow cleaning efficiency is improved, and the cleaning effect is more thorough.

The utility model belongs to the technical field of sampling equipment, and particularly relates to soil survey sample sampling equipment which comprises a base and a frame fixedly mounted on the base, an electric push rod is fixedly mounted in the frame, one end of the electric push rod is fixedly connected with a supporting plate, and a box is fixedly mounted on the supporting plate. A stepping motor is fixedly mounted in the box body, the output end of the stepping motor is fixedly connected with a sampling cylinder, and the bottom end of the sampling cylinder is fixedly connected with a drill bit. According to the utility model, the electric push rod and the sampling cylinder are arranged, so that the soil investigation sample sampling equipment can automatically sample a sample, the electric push rod can push the support plate to move to enable the sampling cylinder and the drill bit to move downwards, the stepping motor can drive the drill bit to rotate through the sampling cylinder, and the drill bit can drill the soil after being in contact with the soil; and the drilled soil enters the sampling barrel to be collected, so that the purpose of automatically sampling is achieved, and the labor intensity is reduced.