965results about How to "Guaranteed smooth" patented technology

The invention discloses high-precision laser cutting equipment suitable for a complex circuit board, and relates to the technical field of circuit board cutting, the high-precision laser cutting equipment comprises a ceramic table top, a base, a cooling assembly and a waste collecting assembly, the ceramic table top is fixedly mounted at the top end of the outer wall of the base; a cooling assembly and a waste collecting assembly are fixedly installed on the side face of the base through a conveying mechanism. The cooling assembly comprises a nozzle, a liquid box and a radiator, the nozzle is fixedly installed on the side face of the top end of the outer wall of the base through a supporting piece, the liquid box is fixedly installed on the side face of the outer wall of the base, the radiator is fixedly installed on the side face of the inner wall of the base, an impeller is fixedly installed at the bottom of the inner wall of the radiator, and a ventilation opening is formed below the impeller. And a dustproof net is fixedly mounted at the ventilation opening through a bolt. By installing the cooling assembly, the cutting temperature is reduced, the problem of material deformation caused by the heat effect is solved, and it is helpful for guaranteeing the flatness and smoothness of the cutting face and the overall integrity of the circuit board.

The invention provides an aluminum plate processing online monitoring analysis system based on machine learning, relates to the technical field of aluminum material processing, and adopts a multi-sensor data acquisition system, a real-time data processing and analysis algorithm, an anomaly detection and early warning system, an intelligent optimization algorithm and a remote monitoring and control system to form the whole system. According to the system, various data parameters in the aluminum alloy material machining process are monitored in real time through a multi-sensor data acquisition system, and rapid and accurate processing and analysis are carried out through a real-time data processing and analysis algorithm; the abnormity detection and early warning system can give an alarm in time and provide corresponding processing suggestions to help operators to quickly take measures, and the system can automatically adjust processing parameters through analysis and learning of historical processing data and real-time monitoring data by using an intelligent optimization algorithm, so that comprehensive monitoring and analysis of the processing process can be realized, and the processing efficiency is improved. Product quality and production efficiency are improved, and production cost and manual intervention are reduced.

The invention provides a submerged-arc welding device for a special-shaped part, and relates to the technical field of submerged-arc welding equipment, the submerged-arc welding device comprises a submerged-arc welding gun part, and a pressing control part is mounted on the submerged-arc welding gun part; the downward pressing control piece is used for adjusting downward pressing force; a welding path rolling part is mounted on the downward pressing control part; the welding path rolling part is used for rolling a welding path; a bottoming fitting piece is mounted on the submerged-arc welding gun part; the bottoming fitting piece is positioned below the pressing control piece; a bottoming detection piece is mounted on the bottoming fitting piece; the bottoming detection piece is used for detecting the bottoming width; the device can be used for detecting the initial backing uniformity of carbon dioxide arc welding, the advancing speed of a welding wire can be conveniently controlled for compensation, the uniformity of a welding path is improved, and the problems that an existing special-shaped part submerged-arc welding device cannot conveniently conduct leveling adjustment work on special-shaped welding seams and cannot automatically test backing parameters of carbon dioxide arc welding are solved.

The invention discloses tea polyphenol component detection equipment for jasmine tea and a detection method thereof. The tea polyphenol component detection equipment comprises a spectrophotometer host, and the lower end of the spectrophotometer host is fixedly connected with a bottom support bin. Through the arrangement of the grinding box and the crushing knife rest, in the use process, jasmine tea needing to be detected is placed in the grinding box, then the pressing frame is assembled, through the pressing frame and second filter cloth, the movable space of the jasmine tea is limited, the jasmine tea is made to be close to the crushing knife rest, and therefore the crushing speed is increased; a solvent is placed in the grinding box, separation of tea polyphenol is accelerated through rotation of the crushing knife rest, meanwhile, sufficient extraction of the tea polyphenol can be guaranteed, the solution is directly filtered through the second filter cloth, the solution is taken out through the suction pipe and placed in the cuvette, then the cuvette is placed in the sample chamber, detection can be conducted, overall use is simple, and the detection efficiency is high. The device can directly measure on site, integrates components required by detection into a whole, and is convenient to carry.

The invention discloses a damping mechanism and a warp knitting machine and process based on the damping mechanism, and relates to the field of damping mechanisms, the damping mechanism comprises a damping hydraulic cylinder and a damping hydraulic rod, the damping hydraulic rod is inserted in the damping hydraulic cylinder, a damping cylinder is fixedly installed on the damping hydraulic cylinder, and a flow limiting hole is formed between the damping cylinder and the damping hydraulic cylinder; an adjusting plate is connected to the damping hydraulic cylinder through a screw cylinder, a damping plate is fixedly installed on the top of the damping hydraulic rod, a damping spring is arranged between the damping plate and the adjusting plate, and the damping hydraulic cylinder and the damping hydraulic rod are sleeved with the damping spring. The base is rapidly leveled, the damping mechanisms and the warp knitting machine body are prevented from inclining, the stress of the damping mechanisms is consistent, the damping effect on the warp knitting machine body is better, the inclination degree of the base is more conveniently known, and the situation that the base is inclined due to misoperation of the leveling unit is prevented; the length of the supporting unit is prevented from being changed under the condition that the leveling unit vibrates, the flatness of the base is guaranteed, and the running stability of the warp knitting machine body is improved.

The invention discloses a transformer winding drying constant pressure device, which relates to the field of transformer production, including a base and a hydraulic lifting device, wherein the top of the base is rotatably connected to a cross rotating frame, and a third motor driving the cross rotating frame to rotate is installed on the top of the base, and the four arms of the cross rotating frame are all slidably connected to a bottom block, and the bottom of the bottom block is rotatably connected to a bottom roller, and the bottom roller protrudes from the top of the bottom block. In the process of pressing the transformer winding up and down, the present invention can drive the bottom roller and the top roller to rotate and roll the top and bottom of the winding back and forth through the rotating frame and the top frame, so that the top and bottom stress points of the winding can be changed back and forth as much as possible, so that the winding is more evenly stressed, and when pressing down, the side rollers are also linked to approach the side of the extruded winding, and when the bottom roller and the top roller roll the top and bottom of the winding, the side rollers also roll the side of the winding, so as to ensure the flatness of the side of the winding, so that the winding is pressed more compactly.

The invention discloses a tensile testing device for a PE protective film, and relates to the technical field of tensile testing of protective films, the tensile testing device comprises a horizontal tensile testing mechanism and an opening and closing support mounted on one side of the horizontal tensile testing mechanism, and the top of the horizontal tensile testing mechanism is provided with a vertical tensile testing mechanism. The horizontal tensile testing mechanism comprises a testing base, universal wheels are fixedly installed on the periphery of the bottom of the testing base, a plurality of supporting columns are fixedly installed on the top of the testing base, a testing support is fixedly installed on the tops of the supporting columns, and a detection probe is arranged in the testing support. The opening and closing support is fixedly installed on one side of the testing support, the top and the bottom of the PE protective film are clamped and fixed through the two clamping frames under the elastic force action of the clamping springs, the friction force between the clamping frames and the PE protective film is improved through clamping holes in the clamping frames, and therefore the stretching stability is improved.

The utility model discloses a horizontal packaging machine, and relates to the technical field of packaging machinery. The utility model discloses a quick release type feeding tailstock, material conveyer, film walking device, roll film forming device, longitudinal sealing device, horizontal sealing device and electrical appliance box, adopts quick release type feeding tailstock, has quick release function, is convenient to clean feeding tailstock, ensures the hygiene of material on quick release type feeding tailstock, improves the production efficiency, reduces the production cost, and improves the production efficiency. The film feeding device is arranged below the material conveying device, namely, a lower film feeding mode is adopted, so that materials are directly conveyed to a rolled film after being output from the quick-disassembly type feeding tailstock, the materials are prevented from making contact with other devices outside the quick-disassembly type feeding tailstock, sanitation of the materials to be packaged is guaranteed, meanwhile, a protective cover is arranged, and the protective cover can be used for protecting the materials to be packaged. External pollution is avoided during longitudinal sealing and transverse sealing, the quick-frozen materials are protected to a certain extent, corrosion of the packaging machine caused by water vapor of the quick-frozen food is avoided, and the packaging machine can be waterproof and moistureproof.

The invention relates to a wood product circle cutting machine which comprises an upper saw cutting set, a lower saw cutting set and a lifting module. The upper saw cutting set is arranged on the upper portion of the lower saw cutting set, a gap is reserved between the upper saw cutting set and the lower saw cutting set, the upper saw cutting set and the lower saw cutting set are both arranged on the saw set inner frame, the lifting module is arranged on the saw set outer frame, the saw set outer frame is located on an outer ring of the saw set inner frame, and the lifting module drives the saw set inner frame to move up and down. According to the woodwork circle cutting device, the circle cutting procedure of the woodwork is completed through two circle cutting operations of the upper saw cutting set and the lower saw cutting set, compared with a band-sawing machine used for cutting the woodwork in the market, the circle cutting machine effectively prevents burrs from being generated on the cutting edge of the woodwork, smoothness and regularity during circle cutting of the woodwork are guaranteed, and the production efficiency is improved. And the quality of woodwork circle cutting is ensured.

The invention discloses a precast concrete component strength detection device and method, and belongs to the technical field of precast concrete component quality detection equipment. The invention discloses a concrete prefabricated part strength detection device and method. The device comprises a conveying mechanism, a bearing mechanism, a detection mechanism, a cleaning assembly and a driving mechanism. According to the technical scheme, by arranging the conveying belt, the multiple detection plates and the motor, a worker can conveniently and rapidly conduct continuous strength detection on batched concrete member samples, when the detected detection plates drive the samples to move to the position below the conveying belt, the detected samples can be automatically poured out under the action of gravity, and the detection efficiency is improved. Manual cleaning by workers is not needed, and the strength detection efficiency of the precast concrete component is effectively improved.

The invention discloses a method and device for solving casting bleed-out of a nitrogen-containing cobalt-chromium-molybdenum mother alloy bar, and the method comprises the following steps: pressing operation: driving a lower pressing roller to perform fixed-axis rotation on the inner wall of a rectangular through groove through a motor, so that an upper pressing roller and a lower pressing roller synchronously roll an aluminum silicate felt, and the density of the aluminum silicate felt is increased; cutting operation: an eccentric block is eccentrically placed on a second belt pulley, so that a cutting blade can perform equidistant cutting on the rolled aluminum silicate felt on the surface of the workbench, the accuracy of the size of the mold is ensured, and fixed operation: during cutting, a sleeve rod drives a pressing plate to synchronously move downwards, so that the pressing plate can be stably pressed on the aluminum silicate felt; displacement or deformation of the aluminum silicate felt in the cutting process is avoided, and it is guaranteed that the surface of the cut aluminum silicate felt is smooth.

The invention relates to the technical field of high-frequency welded pipe machining, in particular to a high-frequency welded pipe automatic fixed-length cutting device which comprises a base, a bottom plate, a clamping unit and a cutting mechanism. According to the high-frequency welding pipe cutting device, the two clamping units are arranged to continuously clamp the cutting position and the follow-up feeding position correspondingly, the first clamping plates in the clamping units cooperate with each other to clamp the notch of a high-frequency welding pipe up and down, and the first auxiliary pressing set assists in clamping the notch of the high-frequency welding pipe front and back; by means of formed circumferential multi-point clamping, it is guaranteed that a notch is smooth and not prone to deformation; secondly, through mutual cooperation of a first clamping plate, a first auxiliary pressing set and a second auxiliary pressing set, the problem that a notch is uneven due to deviation of the high-frequency welded pipe is avoided, and the problem that the cutting error is increased due to deviation of the high-frequency welded pipe in the distance fixing process is solved; and moreover, the required cutting length is controlled through a fixed distance group in the cutting mechanism, and the high-frequency welding pipe is fed and conveyed through left-right reciprocating motion of a right side bottom plate, so that the production cost is reduced, meanwhile, a notch of the high-frequency welding pipe is smooth, and the cutting error is reduced.

The invention discloses a fertilizing method for agricultural steeping field rectification, and relates to the technical field of steeping field rectification, and the fertilizing method comprises the following steps: S1, enabling water to enter a field to steep the field, and standing for 3-5 days, S2, pulling a tractor into the steeping field, starting an electric hydraulic rod to push a traction frame to move, pulling a rotating plate to rotate along a bottom plate, and turning on the electric hydraulic rod; according to the invention, the structure is scientific and reasonable, the use is safe and convenient, the soil turning and crushing mechanism is arranged, the traction frame is pushed to move through the electric hydraulic rod, and the rotation plate is limited through the bottom plate, so that the operation is convenient, the operation is convenient, and the operation is convenient. A sliding plate drives an electric hydraulic rod and a traction frame to slide along a sliding groove, a rotating plate is driven to rotate, a rotating rod drives a soil loosening roller to descend and make contact with the field, follow-up soil turning is facilitated, and through cooperation of a driving gear, the rotating plate drives a swing plate to rotate.

The invention discloses double-layer adhesive film processing equipment, a processing technology and an aluminum-based copper-clad plate, the double-layer adhesive film processing equipment comprises a box body, a base and a cover plate, and the box body is provided with a feeding part, an adhesive coating part, a pre-drying part and an extrusion forming part according to a process flow zone. Through mutual cooperation of the conveying assembly, the bending assembly, the gluing part, the pre-drying part, the extrusion forming part and other working areas, forming of the double-layer glue film can be automatically completed; and the glue film adopts a wire rod coating form, the thickness of each layer of glue film can be controlled to be 25 microns, and meanwhile, the viscosity of the glue is controlled to be 1500-3500 mpa.s, so that the viscosity can ensure that the glue cannot quickly flow due to the influence of gravity after coating, and the overall thickness can be ensured to be uniform after pre-drying and extrusion forming.

The invention relates to the technical field of wood floor processing, and discloses a wood floor processing paint spraying device and a using method thereof.The wood floor processing paint spraying device comprises a machine body, a paint spraying assembly is arranged at the top of the machine body, and a discharging assembly is arranged at the bottom of the machine body; two wood floors sequentially and alternately pass through the paint spraying area and the drying area through the rotary support, the lower wood floor is dried by an infrared irradiation lamp while the upper wood floor is painted by the paint spraying assembly, and the key point is that through cooperation of a hollow disc and a locking assembly, it is guaranteed that the wood floors are not prone to being damaged in the vertical position switching process of the wood floors; according to the wood floor paint spraying device, the non-dried paint face of the upper wood floor is always kept upward, meanwhile, the non-paint-sprayed face of the lower dried wood floor can be accurately overturned to face the paint spraying assembly to prepare for the next round of paint spraying operation, in this way, the production efficiency is improved, and the problem that the non-dried paint face of the wood floor faces downwards, and paint liquid drips down due to the gravity effect is solved.

The invention belongs to the technical field of sponge roll bagging, and discloses an automatic sponge roll bag making and bagging packaging assembly line which comprises a first frame, a first sliding rail is arranged on the inner bottom frame edge of the first frame, and an opening tying mechanism and a circle supporting mechanism are sequentially installed on the first sliding rail from left to right in a sliding mode. A second frame is installed on the right side of the first frame, a conveying line is installed on the right side of the first frame and extends into the second frame, and a sponge roll is placed on the conveying line. The equipment is compatible with two rolls of film frames of different specifications through design, the space utilization rate is increased, and the requirement for variable diameters and lengths of products is met; the film bag can better adapt to the product size through the circle expanding action mechanism, resource waste is reduced, and environmental protection and energy conservation are embodied; the gripper with the electric cylinder moving obliquely is simple and fast in action and can integrally ascend and descend to adapt to products of different specifications. A plastic rope is used for automatically tying slipknots and trowelling and pasting adhesive tapes, so that the film bag is convenient to reuse, and the surface flatness of the product is ensured.

The utility model discloses a strip-shaped belt body cutting mechanism, which belongs to the technical field of cutting mechanisms, and comprises a base and two positioning frames, the top of the base is fixedly provided with a rack, the top of the rack is fixedly provided with an air cylinder, the output end of the air cylinder is fixedly connected with a mounting plate, and the mounting plate is fixedly connected with the positioning frames. A cutting knife is fixedly connected to the bottom of the mounting plate, transverse plates are fixedly connected to the two sides of the mounting plate, vertical plates are slidably connected to the outer sides of the transverse plates in a sleeving mode, square plates are slidably connected to the bottoms of the vertical plates, the two square plates are slidably connected to the interiors of the corresponding positioning frames correspondingly, and linkage rods are rotatably connected to the front sides and the rear sides of the square plates correspondingly; the top ends of the four linkage rods are rotationally connected with the corresponding transverse plates. Sliding grooves are formed in the four corners of the top of the base, and baffles are slidably mounted in the sliding grooves. In the cutting process, the two positioning frames are driven to be far away from each other to tighten the warning tape, and therefore flatness of a notch is guaranteed.

The utility model belongs to the technical field of battery manufacturing equipment, and particularly relates to a polymer battery tab slicking device which comprises a slicking mechanism, a driving mechanism and an adjustable battery placing table, the adjustable battery placing table is used for placing the polymer battery; the driving mechanism is connected with the strike-off mechanism, the driving mechanism is used for enabling the strike-off mechanism to move according to a set route, and the strike-off mechanism is used for strike-off the tabs. The adjustable battery placing table is adaptive to various types of polymer batteries, so that the flatness and angle precision of the battery tabs are achieved, the working efficiency is improved, the labor intensity of workers is reduced, the tabs are automatically stricken off under the condition that the flatness of the battery tabs is ensured, the quality of the tabs after shaping and the production efficiency are improved, and the subsequent cutting precision is ensured.

The invention discloses a structure for reducing tangential frost heaving force of a pile foundation in a seasonal frozen soil region and a construction method.The structure comprises a heat preservation and insulation layer, hot bars and a pile-soil isolation sleeve, the hot bars are arranged in the axial direction and annularly and evenly distributed and fixed to the inner side of a reinforcement cage of the pile foundation, and each hot bar is a closed metal pipe filled with a working medium; each hot rod comprises an evaporation section, a heat insulation section and a condensation section, the evaporation section is located in a deep non-freezing area, the condensation section is located in a seasonal frozen soil layer, the heat insulation section is located between the evaporation section and the condensation section and below the maximum freezing depth, and the evaporation section is filled with working medium liquid; in winter, the working medium liquid is evaporated and converted into working medium steam through the heat insulation section to enter the condensation section under the action of the up-down temperature difference, and in the condensation section, the working medium steam is condensed into a liquid phase to penetrate through the heat insulation section to fall back into the evaporation section. Tangential frost heaving force can be weakened, and pile periphery freezing depth and pile foundation freezing pulling development are restrained.

The invention discloses a full-automatic rotary bag feeding type packaging machine suitable for PE packaging bags, which comprises a workbench, a bag feeding part, a bag taking part, a rotary bag clamping part, a bag opening part, a weighing and discharging part, a rechecking and weighing part, a punching part, a sealing part and a finished product conveying part, wherein the bag feeding part, the bag taking part and the rotary bag clamping part are arranged on the workbench, and the bag opening part, the weighing and discharging part, the rechecking and weighing part, the punching part, the sealing part and the finished product conveying part are sequentially arranged in the circumferential direction of the rotary bag clamping part. The bag feeding part comprises a bag storage assembly, a bag suction assembly, a bag clamping assembly and a bag conveying assembly, the bag suction assembly and the bag clamping assembly form a bag separating mechanism, and the bag storage assembly is suitable for pushing stacked PE bags to horizontally move and conveying the PE bags to the bag conveying assembly one by one through the bag separating mechanism; and the bag taking part is arranged between the bag conveying assembly and the rotary bag clamping part and is suitable for overturning the PE bags to the rotary bag clamping part, the PE bags are sequentially conveyed to all the parts through the rotary bag clamping part to be packaged and processed, and the PE bags are output through the finished product conveying part. According to the automatic packaging machine, automatic packaging of the PE bags can be achieved, efficient and stable production output is achieved, and the technical blank in the aspect of domestic flexible packaging materials is filled.

The invention provides a clamping jaw for automatic trimming and forming of a semiconductor, and relates to the field of sealing and testing processes of electric semiconductor integrated circuits, the clamping jaw comprises a connecting plate and a fixing plate, the bottom end of the fixing plate is fixedly provided with four linear bearings, and the bottom end of each linear bearing is fixedly connected with a guide column; the bottom ends of the four guide columns are jointly and fixedly connected with a fixed pressing plate, a parallel pneumatic claw is fixedly installed in the middle of the top end of the fixed pressing plate, the extending ends of the two sides of the parallel pneumatic claw are both fixedly connected with connecting blocks, and a gripper mechanism used for gripping a frame is fixedly installed on one side of the top end of each connecting block. The gripper mechanism comprises a first mounting frame fixedly connected to one side of the top end of the connecting block, four second mounting frames are arranged at the end, close to the parallel pneumatic claws, of the first mounting frame at equal intervals, and clamping claws are rotationally connected to the middles of inner cavities of the second mounting frames. And meanwhile, the situation of local deformation of the frame in the clamping process is also reduced.

The utility model belongs to the technical field of iron workpiece cutting and polishing, and particularly relates to an iron raw material cutting and polishing device which comprises a base. A vertical plate is mounted on the base, a rotating disc is rotatably mounted on the vertical plate in a matched mode through a rotating shaft, a plurality of circular grooves are formed in the rotating disc, the circular grooves are arranged at equal intervals, grinding wheels are rotatably mounted in the circular grooves in a matched mode through rotating shafts, and the grinding thicknesses of the grinding wheels are different. A rotating shaft is installed on the base, a driven gear sleeves the other end of the rotating shaft, a vertical plate is fixedly connected to the base, a supporting plate is fixedly connected to the top of the vertical plate, a first motor is installed on the supporting plate, a driving gear is rotatably installed at the output end of the first motor, and the driving gear is meshed with the driven gear; when the device is used, the grinding wheel can be replaced and ground, the cutting end face can be ground with different finenesses, and therefore it can be better guaranteed that the cutting face is flat and smooth.

The invention belongs to the technical field of anchor sealing equipment, and discloses anchor sealing equipment and method for the end face of a high-speed rail box girder, and the anchor sealing equipment comprises an end plate assembly and an operation device; the end plate assembly comprises an anchor sealing fixing plate, a feeding hole is formed in the anchor sealing fixing plate, a feeding guide plate is rotationally arranged on the anchor sealing fixing plate, the feeding guide plate is connected with an anchor sealing baffle and a rotating handle, and the anchor sealing baffle is arranged in the feeding hole. The operating device comprises a lifting table, a rotating gear disc is arranged on the lifting table, and an anchor sealing assembly is arranged on the rotating gear disc; the anchor sealing assembly comprises a rotary supporting plate, an inner frame body and an outer frame body are arranged on the rotary supporting plate in a sliding mode, a discharging pipe is arranged on the inner frame body, a hydraulic motor driving set is arranged on the outer frame body, and a shifting fork used for being matched with the rotary handle is arranged on the hydraulic motor driving set. The high-altitude operation risk can be effectively avoided, it can be guaranteed that the anchor sealing end face is flat, and follow-up labor operation is relieved.

The utility model provides a pretreatment device for jacquard fabric, and belongs to the technical field of machinery. The problem of poor stability in the prior art is solved. The pretreatment device for the jacquard fabric comprises a rack and further comprises an upper material passing roller, a lower material passing roller, a tensioning roller and a transmission assembly, the upper material passing roller is axially and fixedly connected to the upper portion of the rack, the lower material passing roller is axially and fixedly connected to the middle of the rack, and the tensioning roller is axially and fixedly connected to the rack and located on the side portion of the lower material passing roller; the upper material passing roller, the lower material passing roller and the tensioning roller are connected through the transmission assembly, and the upper material passing roller, the lower material passing roller and the tensioning roller can be driven to rotate synchronously through the transmission assembly. The pretreatment device for the jacquard fabric is high in stability.

The invention discloses a preparation method of a fully-polished glazed tile with deep continuous concave textures, which comprises the following steps: A, preparing a ceramic blank, pressing the ceramic blank, and drying to obtain a green body; b, printing mold ink on the surface of the green body according to a preset pattern to form a mold ink layer; c, carrying out shower coating and glaze polishing on the surface of the mold ink layer to form a concave texture layer; d, spraying dry granular glaze on the surface of the sunken texture layer to form a dry granular glaze layer; the raw materials of the dry granular glaze comprise dry granules, a fluxing agent and a suspending agent; and E, drying, firing in a kiln, and fully polishing to obtain the fully-polished glazed tile. According to the preparation method of the full-polished glazed tile with the deep continuous concave textures, on the premise that the glazed tile can meet the full-polishing requirement, the problems that an existing full-polished glazed tile is discontinuous in line and green in line, and the glaze surface is difficult to consider hardness, wear resistance, antifouling property and the like at the same time are solved, so that the actual use requirement is met.

The utility model relates to the technical field of geological engineering, and discloses a backfilling device for geological drilling, and a ramming mechanism comprises a driving disc, a ramming mechanism and a ramming mechanism, the driving shaft center is movably connected to the outer surface of the driving disc; the rotating block is semicircular, and the semicircular transverse section of the rotating block is connected to the driving axis; the connecting spring is connected to the outer side of the driving disc; the buffer spring is connected to the bottom end of the supporting frame; and the earth ramming plate is mounted below the buffer springs. Through work of the driving disc, the driving disc synchronously drives the driving shaft center to rotate, the driving shaft center drives the rotating block to rotate immediately, the rotating block rotates, the rotating block flaps the earth ramming plate in a reciprocating mode immediately, the earth ramming plate pulls the buffer spring to oscillate in a reciprocating mode, and then the earth ramming plate tamps a backfilled drill hole. And it is guaranteed that the ground is tamped flat, and gaps do not exist.

The present invention discloses a dual-station intelligent synchronous processing laser cutting machine, which relates to the technical field of cutting machine tools. The present invention comprises a pad mechanism, the bottom side of the pad mechanism is connected with a support mechanism, the top side of the rear end of the pad mechanism is provided with a cutting mechanism, the top sides of the cutting mechanism are connected with a sliding mechanism, the middle part of the top side of the pad mechanism is connected with a slide bar, and the middle part of the top side of the slide bar is connected with a stretching mechanism. The top and side walls of the pad can be fitted together, so that the top side of the pad can be tilted forward and downward, which can help to move quickly during the transportation of processed products. The gap between the bottom side of the side wall of the pad mechanism can prevent the pad mechanism from shifting to the center during the transportation of the workpiece. The part of the workpiece located on the outer wall of the limit frame can be pulled back by the stretching belt after being moved forward by the pad mechanism, so that the workpiece can be cut repeatedly.

The utility model relates to the technical field of nylon yarn processing, in particular to cutting equipment for nylon yarn processing, which comprises a supporting bottom plate, a yarn pressing mechanism is arranged on the supporting bottom plate, the yarn pressing mechanism comprises a supporting frame, the supporting frame is fixedly mounted at the top of the supporting bottom plate, and a groove is formed in the supporting frame. According to the nylon yarn winding device, nylon yarn is conveyed through the guide roller and the tension roller, the winding device can wind the nylon yarn, at the moment, the screw hole block and the cutting knife are arranged in the groove formed in the supporting frame, winding of the nylon yarn is not affected, and after winding is completed, the nylon yarn can be wound through the screw hole block and the cutting knife. The inner rod of the electric push rod pushes the yarn pressing block fixedly installed at the bottom to move downwards, the yarn pressing block can compact and fix the nylon yarn, the situation that cutting fails due to the fact that the nylon yarn loosens during cutting is avoided, and follow-up yarn cutting is facilitated.

The invention relates to the technical field of printed circuit boards, in particular to a printed circuit board alignment device and method.The printed circuit board alignment device comprises a base, a working cover is fixedly arranged at the top of the base, a hydraulic cylinder is fixedly inserted into the top of the working cover, the extending end of the hydraulic cylinder is fixedly connected with an upper template, and a positioning mechanism used for fixing a copper foil is arranged on one side of the upper template; a leveling mechanism for straightening the copper foil is arranged on the other side of the upper template; one end of a copper foil on a flat plate is pressed and fixed through a second rubber strip, the extension end of a first air cylinder is controlled to extend, a turnover frame is turned over, then the extension end of a second air cylinder is controlled to extend, and a pressing wheel provides thrust to the end, away from the first rubber strip, of a rotating rod, so that the rotating rod rotates; and the copper foil is straightened and leveled through cooperation of the second rubber strip and the first rubber strip, so that flatness of the copper foil is guaranteed, and the condition of wrinkles is prevented.