89results about How to "Smooth rolling" patented technology

The invention provides a precise rolling process for a high-carbon cobalt-based wear-resistant stellite 6B alloy plate, and mainly relates to the field of plate rolling. The rolling process comprises the working procedures of stellite 6B alloy plate blank heating, aluminum silicate fiber cotton wrapping, hot rolling, machining, precise rolling, coping, inspection and the like. The stellite 6B alloy plate prepared by the method is excellent in wear resistance, meets the use requirements of high-performance plates on wear resistance, long service life and high strength, and has a good market application prospect.

The utility model relates to a wheel set conveying line which is characterized in that a conveying rail is provided with a linear guide groove formed in the conveying direction, a chain mechanism comprises a conveying chain, the conveying chain is used for circularly rotating in the linear guide groove in the conveying direction of the conveying rail, and a shifting mechanism comprises a driving shifting piece; the multiple driving shifting pieces are assembled on the conveying chain in the chain length direction of the conveying chain, each driving shifting piece comprises a supporting frame, a guide wheel and a shifting wheel, the bottom of each supporting frame is connected with the conveying chain, and the guide wheels are rotationally assembled at the bottoms of the supporting frames; the guide wheel is used for making rolling guide contact with the inner wall of the linear guide groove when the conveying chain circularly rotates in the linear guide groove, and the shifting wheel is rotationally assembled at the top of the supporting frame and used for making rolling contact with a target wheel. Based on the rolling guide contact between the guide wheel and the inner wall of the linear guide groove, the stable movement of the driving shifting piece in the linear guide groove can be ensured, so that the target wheel can stably roll in the conveying track, and the conveying stability is ensured.

The invention provides a high-precision detection device and method for brake pad manufacturing, and belongs to the technical field of brake pad detection. Comprising a fixing base, a circular ring is fixed to the top of the fixing base, a cylinder is vertically fixed to the bottom of the inner wall of the fixing base, a circular plate is fixed to the top of the cylinder, the top of the circular plate is aligned with the top of the circular ring, a back plate is placed on the tops of the circular plate and the circular ring, a friction plate is located between the circular plate and the circular ring, and a circular pad is fixed to the bottom of the fixing base; and a plurality of groups of detection assemblies are arranged. Through the arrangement of the detection assembly, after the friction plate rotates one circle at the top of the circular plate and the top of the circular ring, the friction plate can be detected in all directions through a displacement sensor, the detected numerical value is directly displayed through a display screen, and the position where the thickness of the friction plate exceeds the standard value is marked by a first marking plate and a second marking plate; the convenience of friction plate detection is improved, and the substandard position of the friction plate can be visually observed after detection.

The utility model relates to the technical field of copper wire drawing, in particular to a copper wire drawing machine which comprises an operation table, a feeding roller, a base, a first motor and a receiving roller. The wire drawing chamber is located at the top end of the operation table, a first cavity is formed in the upper portion of the interior of the wire drawing chamber, a slope is arranged at the bottom end of the interior of the first cavity, the wire drawing chamber is provided with a limiting plate, a wire drawing die and a pressure bearing plate, and the pressure bearing plate is provided with a sliding rod and a buffering pad; and the grinding chamber is located at the top end of the operation table, a second cavity is formed in the grinding chamber, and the grinding chamber is provided with a plurality of third motors, grinding wheels and pressure-bearing wheels. The device can provide buffering when a copper wire makes contact with a wire drawing die, and meanwhile, polishing and cleaning are conducted on oxidized impurities on the surface of the copper wire obtained after wire drawing in time.

The utility model discloses a geometric figure motion trail display device, which relates to the technical field of math teaching aids and comprises a vertical plate, a transverse plate is fixedly mounted on the lower side of the vertical plate, a first supporting column and a second supporting column are fixedly mounted on two sides of the transverse plate, notches are arranged on the upper sides of the first supporting column and the second supporting column, and racks and clamping grooves are placed in the notches. The clamping groove is located on the upper side of the rack, the interior of the clamping groove is of a hollow structure, a sliding groove is further formed in the clamping groove, a center rod is arranged in the sliding groove in a matched mode, the diameter of the center rod is the same as that of the sliding groove, the center rod can rotate and slide in the sliding groove, and a polygonal plate is installed on the center rod and can be in the shape of a regular triangle, a square, a regular pentagon, a regular hexagon and the like. According to the technical scheme, the rotating center rod can drive the polygonal plate to rotate, the motion state is clearly displayed, and observation is facilitated; the movement track of the polygonal plate can be recorded on paper through a pen, and recording and contrast learning are facilitated.

The utility model relates to the technical field of compression molding devices, and provides a compression molding device utilizing a roller for compression, which comprises an outer cover, a base and a pressing component, the outer cover is connected to the base in a vertically liftable manner, and the pressing component is mounted in the outer cover; the material pressing assembly comprises a second driving piece, a pressing plate, a plurality of roller bars, a compaction belt and a compaction belt driving sub-assembly. The multiple roller bars are arranged below the pressing plate, the compaction belt is installed below the roller bars through the compaction belt driving sub-assembly, one face of the compaction belt is used for making contact with the roller faces of the roller bars, and the other face of the compaction belt is a pressing face. The roller bars can synchronously rotate to roll materials in the pressing process, so that the requirement on the flatness of the cloth is reduced, and the pressing quality is ensured; the problems that in the pressing process of an existing pressing forming device, due to the fact that roller bars rotate sometimes and do not rotate sometimes, the pressing effect is poor, the requirement for cloth flatness is high, the pressing difficulty is large, and the production efficiency is low are solved.

The utility model discloses a transfer robot chassis, and particularly relates to the technical field of transfer robots, which comprises a bottom frame, a transfer robot connecting seat used for being connected with the bottom of a transfer robot is arranged at the top of the bottom frame, staggered grooves are arranged at two side ends of the middle of the bottom frame, and wheels are mounted on the inner sides of the staggered grooves. A fixing block is fixedly connected to the bottom of one end of the bottom frame, two rotating seats are connected to the position, located on the inner side of the fixing block, of the bottom of the bottom frame, rotating frames are movably connected to the inner sides of the two rotating seats, rollers are connected to the bottoms of the rotating frames, and springs are connected between the outer walls of the rotating frames and the outer walls of the bottoms of the fixing blocks. The side, away from the fixing block, of the bottom of the bottom frame is fixedly connected with an L-shaped plate. According to the chassis structure, when the transfer robot moves, stable movement on the concave-convex ground and stable supporting on the base can be kept, in the process that an object is put on the transfer robot, the transfer robot does not deviate, and stability is improved.

The utility model belongs to the technical field of medicinal material screening, and particularly relates to a medicinal material screening device which comprises a medicinal material screening treatment box, a screening collection assembly is arranged in the medicinal material screening treatment box, and the side of the medicinal material screening treatment box is connected with a medicinal material weed treatment assembly. A soil treatment assembly is mounted at the bottom of the medicinal material screening treatment box, and a fixed bottom plate is fixedly connected to the bottom of the soil treatment assembly; the screening and collecting assembly comprises a sliding groove, a rolling rod, a medicinal material collecting drawer, a soil collecting drawer, an elastic belt, a clamping rod and a clamping block, the rolling rod is rotationally connected to the interior of the sliding groove, the medicinal material collecting drawer is slidably connected to the outer wall of the rolling rod, and the soil collecting drawer is arranged at the bottom of the medicinal material collecting drawer; according to the device, weeds mixed with medicinal materials can be conveniently blown away through a fan, meanwhile, soil on the medicinal materials can be shaken down through shaking, and the soil can be collected.

The present invention discloses an extrusion molding device for producing aluminum composite panels, and the present invention relates to the technical field of aluminum composite panel extrusion molding, including a frame, an extrusion mechanism, and is used to extrude aluminum composite materials. The extrusion mechanism has a lower cold pressing roller assembly for cooling the formed aluminum composite panel, and an upper cold pressing roller assembly installed in parallel around the extrusion mechanism, and the upper cold pressing roller assembly is installed in parallel just above the lower cold pressing roller assembly. The extrusion molding device for producing aluminum composite panels has a compact overall design, occupies a small space, is easy to install and use, can provide uniform and stable heat, ensures that the aluminum composite material is extruded at a suitable temperature, prevents the material from being overheated or overcooled, ensures that the thickness and shape of the aluminum composite material are consistent, ensures that the surface of the aluminum composite panel is smooth and flat, quickly reduces the temperature of the formed aluminum composite panel, and ensures its dimensional stability and surface quality.

The utility model relates to the field of cooling devices, in particular to a cooling device for corrugated pipe machining, which comprises a base. A lifting support is arranged on the top of the base. A lifting structure for carrying raw materials is arranged on the lifting bracket; the top of the base is provided with a slope and a sliding support. A sliding structure for driving the raw materials to rotate and cool is arranged on the sliding bracket; a discharging structure for discharging and collecting raw materials is arranged on the slope; the lifting structure comprises a lifting motor; a threaded rod in transmission connection is arranged at the output end of the lifting motor; a threaded part in threaded connection is arranged on the side surface of the threaded rod; the heat exchange and cooling efficiency of the device can be effectively improved through the combination of the pressing grooves and the slopes, raw materials can be prevented from making direct contact with water in a contact heat exchange mode, and therefore it is guaranteed that no water stain is left on the surface of a corrugated pipe; through the rolling heat exchange cooling mode of the device, heat of the side face of the corrugated pipe can be evenly dissipated.

The utility model relates to a ship life raft frame release mechanism, in particular to a ship life raft frame automatic release inclination mechanism which comprises two fixing plates symmetrically and fixedly arranged on a ship, a raft frame used for containing a life raft is rotationally arranged between the two fixing plates, and sliding blocks are symmetrically and fixedly arranged on the two sides of the raft frame. A first sliding groove and a second sliding groove are symmetrically formed in one side of the fixing plate in the reverse direction, the sliding blocks are installed in the first sliding groove and the second sliding groove in a sliding mode respectively, a boosting structure is fixedly arranged on the raft frame, and when the raft frame inclines, the boosting structure is used for pushing the life raft to roll off the raft frame; when the raft frame inclines, the sliding block slides to make the second metal sheet make contact with the first metal sheet, a circuit is connected, and the output shaft of the air cylinder stretches out to push the life raft. The spring ensures close contact of the metal sheet; the structure is automatically triggered, the action is rapid, enough thrust can be provided for the life raft, the life raft can smoothly roll down, and the life-saving efficiency and reliability are improved.

The utility model discloses a kind of even sand mixer with temperature control function for casting, it relates to foundry engineering technical field, including sand mixing box second valve and apron, the feed inlet top end of sand mixing box top end is rotatably connected with apron, the discharge outlet of sand mixing box top end is provided with second valve, mixed roller structure and roll structure are installed from top to bottom in sand mixing box, temperature control structure is installed in the left and right ends of sand mixing box outer side, the mixed roller structure is connected with first motor, the second motor output end is fixedly connected with pinion, small roll and big roll front side are fixedly connected with pinion and gear respectively, the gear is engagedly connected in gear ring. The even sand mixer with temperature control function for casting, through the synergic effect of sand mixing box, mixed roller structure and roll structure, so that mixed uniformity improves, by temperature control structure, it is convenient to control the temperature in sand mixing box.

The utility model relates to the related technical field of spiral welded pipe production auxiliary equipment, and one embodiment of the utility model provides a welding wire feeding frame for spiral welded pipe production, the welding wire feeding frame comprises a bottom plate and a bottom frame, the bottom frame is fixed on the surface of the bottom plate, a winding roller is arranged on the bottom frame, a clamping mounting assembly is arranged in the bottom frame, and vertical frames are fixed on the surface of the bottom plate; the tightening assembly is arranged on the vertical frame and comprises a pair of grooves, the grooves are formed in the two ends of the top of the bottom frame, a plurality of rolling wheels are rotationally connected into the grooves, and the winding roller is placed on the rolling wheels. By means of the technical scheme, the technical problems that in the prior art, a welding wire feeding frame is poor in flexibility, and the height of a winding roller cannot be adjusted are solved.

The utility model relates to the technical field of electronic tag storing and taking, in particular to a storing and taking device for electronic tags, which mainly aims at solving the problem that storing and taking drawers are drawn out for a long time, and adopts the technical scheme that the storing and taking device comprises a tag cylinder, a connecting straight rod is fixedly connected to one side of the tag cylinder, and a pulley is sleeved on the end face of the connecting straight rod; a sliding wheel is installed on one side of the label cylinder, a protruding block is movably connected to the outer side face of the sliding wheel in a clamped mode, a supporting arm is installed on the other side of the label cylinder in a matched mode, the supporting arm is provided with a storing and taking stabilizing assembly in a matched mode, and the storing and taking stabilizing assembly comprises a scissor inclined block. And finally, a supporting tension spring is arranged at the bottom of the deflection plate, so that the rotation amplitude of the deflection plate is elastically supported by the supporting tension spring, the label cylinder can be stable after the deflection plate rotates stably, and the electronic label in the label cylinder can be taken at any angle through cooperation of the parts.

The utility model discloses a winder structure, a charger and a mobile power supply. The winder structure comprises a shell, a winding part and a conductive part, a containing cavity with a shaft rod is formed in the shell. The winding part comprises a take-up reel, a linkage block, a volute spiral spring and a clamping assembly; the take-up reel is located in the containing cavity and rotationally connected with the shaft rod, and the linkage block is fixedly connected with the take-up reel and provided with a movable groove; the volute spiral spring is arranged in the movable groove, and two ends of the volute spiral spring are fixedly connected with the shaft rod and the linkage block respectively; the clamping assembly is located in the containing cavity so as to lock or loosen the linkage block. The conductive part comprises a PCB (Printed Circuit Board) and a conductive plate; one end of the PCB is arranged on the shell and is externally connected with a power supply, and the other end of the PCB is arranged in the accommodating cavity and is provided with an annular electrode channel; the current-conducting plate is fixedly connected with the wire coil and is provided with an electrode pin, and the electrode pin is in contact with the electrode channel and can move along the track of the electrode channel, so that the current-conducting plate is electrically connected with the PCB; one end of the data line is wound on the take-up reel and electrically connected with the conductive plate, and the other end of the data line penetrates to the outside; the winder structures are installed in the charger and the mobile power supply.

The utility model relates to ball screw technology field especially relates to a ball screw pair. Include: screw body, nut cover, a plurality of ball and connecting channel, the first helical groove of axial helix is equipped with in screw body outside wall, the nut cover is covered in screw body outside, its inboard wall is equipped with the second helical groove corresponding with the first helical groove, two halves form helical channel, the ball rolls in the channel, the connecting channel is located between the adjacent first helical groove to connect two, and there is a pair of convex parts extending to the channel oppositely in its slot mouth, the convex part all is equipped with the arc part of adapting with the ball, reduces the deviation when the ball enters and exits the connecting channel through the convex part, avoids the track separation, the arc part provides the smooth transition path to guide the ball, and also limits its lateral swing, prevents the transmission jam and noise, can also disperse the contact stress, reduces the friction wear, finally realizes the stable circulation transmission of ball, promotes the transmission stability and component service life of ball screw pair.

The utility model discloses an electromagnetic adsorption type wear-resistant structure at the bottom of a slag sluice, which is arranged at the bottom of the slag sluice and comprises a magnetic conductive plate, an electromagnet and a rolling device, two sides of the magnetic conductive plate are erected at the bottom of the slag sluice, the electromagnet is mounted at the bottom of the magnetic conductive plate, a mounting plate is transversely arranged above the slag sluice, and the rolling device comprises a driving motor, a driving wheel, a mounting seat and a rolling wheel. An inverted-T-shaped installation frame is installed in the center of the bottom of the installation plate, the two sets of driving wheels are installed at the top of the installation base, the driving wheels are arranged above the inverted-T-shaped installation frame in a walking mode, the driving wheels are in transmission connection with the driving motor, the rollers are installed at the bottom of the installation base, and the bottoms of the rollers make contact with the upper portion of the magnetic conductive plate. The slag flushing trough has the advantages that the self-produced waste slag oxide scale in a steel mill is used as the wear-resistant layer at the bottom of the slag flushing trough, the oxide scale can be supplemented at any time when the wear-resistant layer is worn, the cost is low, the bottom of the slag flushing trough is effectively protected, the electromagnet and the magnetic conductive plate are simple to maintain and replace, and the production efficiency is effectively improved.

The application discloses a battery pole piece roll cutting white area stress compensation device, a use method and equipment, and belongs to the technical field of battery pole piece roll cutting white area stress compensation devices. The battery pole piece roll cutting white area stress compensation device comprises the following: a mounting seat arranged at a set position of a compression roller; an elastic compensation unit embedded in a recess on the inner side of the mounting seat; and an adjusting mechanism connected with the mounting seat and used for driving the mounting seat and the elastic compensation unit to compensate stress of a white area of a battery pole piece roll. The application realizes dynamic thickness matching of the white area and a material area of the battery pole piece, reduces stress concentration phenomena in the process of roll cutting of the battery pole piece, and has the characteristics of small wear, small error, uniform roll pressure and the like.

The utility model discloses a forming machine utilizing a conveying device for compaction. The forming machine comprises a rack, an outer cover, a first material pressing device and a second material pressing device, the outer cover is installed at the top of the rack, the inner wall of the outer cover and the rack form a pressing space, the first pressing device is located at the top of the rack, the second pressing device is installed on the outer cover, and the first pressing device and the second pressing device are oppositely arranged; the first pressing device comprises a first pressure roller set and a first conveying device, and the second pressing device comprises a second pressure roller set. According to the utility model, the first conveying device can move the material back and forth, so that not only can the material be always kept between the first pressure roller group and the second pressure roller group to be subjected to a rolling pressing process, but also the first pressure roller group can be ensured to rotate at any time, so that the first pressure roller group can continuously roll the material; the material pressing efficiency is further improved, and the problems that traditional pressing forming equipment is complex in structure, high in failure rate and tedious in maintenance work are solved.

The utility model discloses a kind of for the rolling device of flexible graphite monopolar plate of battery production, it is related to battery production technical field.The utility model includes box, the box top is provided with horizontal plate, rotating butt joint mechanism is arranged between the horizontal plate and box, the horizontal plate top is fixedly connected with even rolling mechanism;The rotating butt joint mechanism includes first motor, the first motor is fixed in box inner chamber bottom side, the first motor output end is fixedly connected with first gear wheel.The utility model even rolling mechanism's innovative design, by multiple components collaborative work, effectively solve the uneven problem of traditional rolling device rolling, hydraulic telescopic link and spring, pre-pressing plate cooperation realizes pre-pressing positioning, electric telescopic link is combined with pressure sensor accurate control rolling pressure, transverse moving piece drives calender roller even rolling, ensure that flexible graphite monopolar plate each part can obtain even and accurate pressure, greatly improve the quality of polar plate.

The application discloses a method for rolling difficult-to-deform austenitic stainless steel by a double-furnace and -mandrel rolling mill, and relates to the technical field of iron and steel metallurgy. The method for rolling difficult-to-deform austenitic stainless steel by the double-furnace and -mandrel rolling mill optimizes the deformation distribution efficiency of the whole hot rolling process, reduces the temperature drop of the casting blank in the hot rolling process, and realizes balanced deformation in the whole process by reasonably distributing the deformation amount of the rough rolling area and the finishing rolling area. The strip steel passes through two rolling mills at the same time in single one-way rolling by adopting the double-furnace and -mandrel rolling mill, which is equivalent to completing two continuous deformations in a single pass, greatly improves the rolling efficiency, realizes rapid and stable rolling, and further reduces the deformation difficulty of the difficult-to-deform stainless steel. In addition, the on-line heating function of the hot coiling furnace makes the temperature of the edge of the strip steel stable in the appropriate hot working interval, optimizes the metal flow pattern, and reduces the risk of edge cracking from the root.

The utility model discloses a pneumatic steel wire rope electric hoist, aims at solving the problem of uneven winding and insufficient safety braking of the existing electric hoist steel wire rope. It includes electric hoist and insurance unit, and insurance unit is fixed in electric hoist one side. The wire arrangement assembly is driven to move reciprocatingly along the axial direction through the gear transmission of the wire arrangement shaft and the winding shaft of electric hoist, makes the steel wire rope even winding outside the winding shaft, avoids the sudden drop of hoisting object and the abrasion of steel wire rope caused by uneven winding. When the electric hoist is out of control, the safety assembly uses centrifugal force to make the slide rod hit the knock lever, so that the clamping plate is separated, and the plug rod is inserted into the gear under the action of spring, realizes the emergency stop, greatly improves the safety of the device. The present application has the advantages of ingenious structure, effectively improves the working performance and safety factor of electric hoist, and is suitable for various industrial lifting operation scenes.

The utility model discloses an enhanced Raman spectrum active substrate reactor, and relates to the technical field of active substrate reactors. The enhanced Raman spectrum active substrate reactor comprises a base, a supporting column is arranged on the side face of the base, a spray head is arranged at the bottom of the supporting column, a movable plate is slidably connected into the base, a clamp unit is arranged on the movable plate, and a telescopic column is fixedly connected between the bottom of the movable plate and the base. According to the enhanced Raman spectrum active substrate reactor, the rolling unit is adopted to roll the surface of a sprayed active substrate, meanwhile, the clamp unit is arranged on the movable plate, the active substrate is conveniently limited, the telescopic column is arranged at the bottom of the movable plate, the height of the movable plate is conveniently adjusted, and the height difference between the movable plate and the base can be controlled; therefore, active substrates with different thicknesses can be adapted, and the active material on the surface of the active substrate can be uniformly rolled by utilizing the pressing wheel abutted against the base.

The invention discloses an automatic splicing device for a flange plate of a cylindrical power transmission tower, which is characterized in that a temporary fixing plate A feeding device, a temporary fixing strip feeding device, a metal film feeding device and a temporary fixing plate B feeding device are sequentially distributed on the outer side of a splicing table around the splicing table; a flange unit plate feeding device is further arranged on the outer side of the splicing table and located between the temporary fixing plate B feeding device and the temporary fixing plate A feeding device, the splicing table comprises an annular fixing table, an annular rotary table is coaxially arranged on the inner side of the annular fixing table in a rotating mode, the annular rotary table is driven by a driving motor, and a stand column is arranged in a center hole of the annular rotary table. A welding device A, a welding device B, a pressing device and a welding device C are correspondingly arranged on the side wall of the top of the stand column. According to the structure, the automatic splicing device for the cylindrical power transmission tower flange plates achieves automatic production of splicing the flange plates through the flange unit plates, the splicing efficiency is improved, and the quality of follow-up flange plate full welding is guaranteed.

The utility model belongs to the technical field of microbial fertilizer production, and particularly relates to a compound microbial fertilizer extruding device which comprises a collecting tank, a spiral feeder is mounted above the collecting tank, a feeding tank is arranged at one end of the spiral feeder, the other end of the spiral feeder is inserted into the inner side of a cooling tank, and a cutting component is mounted in the cooling tank. The end, facing the cutting assembly, of the spiral feeder is provided with an extrusion groove, the top of the cooling groove is provided with a draft fan, the bottom end of the cooling groove is connected with one end of the collecting groove in a penetrating mode, the bottom of the collecting groove is provided with a discharging cover plate, the bottom side of the cooling groove is provided with an air inlet, and the cooling groove on the outer side of the air inlet is provided with a cooling assembly. When the fertilizer cut into granules by the cutting assembly falls in the cooling tank, air cooled by the cooling assembly and entering the cooling tank quickly flows upwards, so that the material is quickly hardened and cooled under the action of water cooling and air cooling, and the deformation or mutual adhesion of the material is effectively avoided.

The utility model discloses an efficient dewatering device for yellow phosphorus electric furnace slag, which comprises a vibrating frame with a U-shaped section, a feeding belt arranged above the feeding end of the vibrating frame, a discharging belt arranged below the discharging end of the vibrating frame and a water tank arranged below a water outlet at the bottom of the vibrating frame. A cam structure which is driven by a vibration motor to rotate horizontally and a draining plate which is obliquely arranged and provided with water filtering holes are arranged in the vibration frame, and a rolling belt for extruding materials above the draining plate is horizontally and rotationally arranged above the draining plate. The effects of effectively dehydrating the slag and improving the slag dehydration efficiency and the dehydration quality are achieved.

The utility model discloses a full-automatic stranding device for composite cable production, and relates to the technical field of cable production. The wire stranding machine comprises a bottom plate, and a winding mechanism, a lifting mechanism and a wire stranding mechanism which are arranged on the bottom plate, wherein the winding mechanism comprises a driving assembly and an adjusting assembly. Through the arrangement of the winding mechanism, when a cable needs to be wound, the first motor can be started, the first motor can drive the first rotating shaft and the take-up roller to rotate synchronously, the take-up roller can drive the cable to be wound when rotating, and meanwhile when the cable is wound, the first rotating shaft can drive the cable to be wound through transmission between the first rotating shaft and two belt wheels and a belt; in addition, when the threaded rod rotates, the threaded rod is matched with a limiting rod, so that an adjusting block can drive a wound cable to move left and right, the cable can be uniformly wound by a take-up roller, cable knotting and winding caused by the fact that the cable winding position is fixed are prevented, and the service life of the cable is prolonged. Therefore, the working efficiency is improved.

The utility model discloses a calendering device for guide bar production, which belongs to the technical field of calendering devices and comprises a bottom plate, a mounting rack fixedly connected onto the bottom plate, a lower press roll mechanism mounted on the bottom plate, an upper press roll mechanism arranged in the mounting rack, an adjusting mechanism mounted on the mounting rack, the upper press roll mechanism comprising a fixed press roll and a plurality of adjusting press rolls, one ends of the fixed compression roller and the adjusting compression rollers are rotatably connected with fixed blocks, one sides of the fixed blocks on the adjusting compression rollers are rotatably connected with sliding blocks capable of moving up and down, and the sliding blocks are used for proportionally adjusting the plurality of adjusting compression rollers. The device has the beneficial effects that the upper pressing roller mechanism and the adjusting mechanism are arranged, a sliding shaft moving up and down drives a connecting plate and a pressing plate to swing, all adjusting pressing rollers can adjust the horizontal height in proportion through cooperation of all sliding blocks, the lower pressing roller mechanism is made to be matched with the upper pressing roller mechanism, a guide strip is evenly and gradually calendered, and the quality of the guide strip is improved. The calendering process is uniform, and the calendering effect is improved.

The utility model belongs to the field of pesticide spraying device, concretely is a kind of lotus root planting organic fertilizer pesticide spraying device, the bottom of spraying device is provided with locating plate, the upper portion of locating plate is inserted with antiskid rod, the bottom fixedly connected with locating plate has connecting column, the bottom fixedly connected with connecting column has bearing plate, when the spraying device of connecting column upper portion is moved by bearing plate, the pesticide spraying pipe of spraying device side portion can carry out pesticide application to lotus root pond, and the bottom of bearing plate is in contact with lotus root pond silt ground area, avoid spraying device in the process of moving to sink into silt ground, to reduce work intensity, while the end of bearing plate is provided with pry plate, so that in the process of bearing plate movement, when the protruding soil layer is encountered in moving path, it can also pass smoothly, the stop block can prevent steering rod from continuing to rotate when steering rod is in vertical state, so that the steering rod can be kept in place, and multiple antiskid rods can form a fence to avoid the spraying device from falling during movement.