42results about How to "Realize clamping limit" patented technology

The invention discloses pipeline container product machining and welding equipment with a multi-directional positioning function, and particularly relates to the technical field of welding machining. The pipeline container product machining and welding equipment comprises a bottom plate, the bottom ends of four fixing columns on the upper surface of the bottom plate are fixedly connected, and the top ends of the two fixing columns on the left side are fixedly connected with the lower surface of the same placing cylinder. According to the pipeline container product machining and welding equipment, a rotary extrusion cylinder, limiting rods, clamping plates, first elastic assemblies, a communicating water pipe, a water inlet pipe, a water outlet pipe, a connecting pump, supporting wheels and a welding head are arranged, and meanwhile, the close faces of the four clamping plates stably clamp the outer surface of a pipeline, so that clamping and limiting of the pipeline are achieved. Meanwhile, after welding is completed, water flows in a communicating water pipe through the water inlet pipe and the water outlet pipe, heat of a welding part is rapidly taken away for cooling by adopting non-contact type water cooling, and rapid cooling after welding is completed can be achieved while smooth and stable positioning in the welding process is achieved. the device has good welding stability and efficiency.

The invention relates to rotating equipment, and in particular relates to automatic smearing and rotating equipment for round cakes. The technical problem of the invention is to provide the automatic smearing and rotating equipment for round cakes, and the equipment can realize automatic cleaning of a smearing scraping blade and limiting of the cakes. According to the technical scheme, the automatic smearing and rotating equipment for round cakes comprises a bottom plate, a motor, a first rotating shaft, a first belt, a rotating disc and a movable disc, the motor is arranged in the middle of one side of the bottom plate, the first rotating shaft is rotationally connected to the middle of the bottom plate, the first belt is wound between the middle of the first rotating shaft and an output shaft of the motor, the rotating disc is arranged at the top of the first rotating shaft, and the top of the rotating disc is slidably connected with a movable disc. Through cooperation of a material scraping mechanism and a material spraying mechanism, cream can be automatically sprayed to a cake, meanwhile, the cream can be evenly smeared to the cake, and operation is easy.

The invention discloses material conveying equipment for building construction and a use method thereof, and belongs to the technical field of constructional engineering. The material conveying equipment for building construction comprises a sleeve column and a base, a moving assembly is mounted on the bottom of the base, the sleeve column is fixedly mounted on the top of the base, a lifting mechanism is mounted on the interior and the outer surface of the sleeve column in a penetrating manner, an extension column is movably mounted at the position, on the inner side of the sleeve column, of the top of the lifting mechanism, according to the material conveying equipment for building construction and the use method thereof, according to different needs of thicknesses and sizes of an actually-conveyed plate or regular rectangular material, an adjusting rod is manually twisted for real-time rotation, an inner side thread of an adjusting hole drives an upper abutting plate to move downwards in a twisting manner, the upper abutting plate and a lower abutting plate can be in abut limit with the top and the bottom of the plate or the regular rectangular building material, clamping and fixing of the conveying material can be achieved, and building material automatic falling in the conveying process can be prevented.

The invention discloses an automatic assembling device for a nozzle closure of a small solid rocket engine, and belongs to the field of assembly of mechanical parts of initiating explosive devices. The automatic assembling device comprises a bottom plate (1), a closure storage mechanism (2), a double-station closure carrying mechanism (3), an automatic gluing mechanism (4) and a nozzle clamping and limiting mechanism (5), wherein the closure storage mechanism (2) is arranged on the bottom plate (1) and is used for providing the closure for the double-station closure carrying mechanism (3); thedouble-station closure carrying mechanism (3) is used for carrying the closure in the closure storage mechanism (2) to the automatic gluing mechanism (4) for gluing, and carrying the glued closure tothe nozzle clamping and limiting mechanism (5) for closure bonding and compaction; the automatic gluing mechanism (4) is used for automatically gluing the outer conical surface of the closure; and the nozzle clamping and limiting mechanism (5) is used for enabling a nozzle mouth to be vertically clamped and positioned upwards, and meanwhile, is matched with the double-station closure carrying mechanism (3) to vertically put the glued closure into the inner conical surface of the nozzle to be bonded and compacted.

The invention discloses a quick limiting locking structure. The quick limiting locking structure comprises a base, a dovetail seat, a limiting shaft and a handle, a groove opening is formed in the upper part of the base, the dovetail seat is arranged above the base and slidably connected with the base, the tail of the dovetail seat is provided with a longitudinal groove, one side of the tail of the dovetail seat is provided with a cylindrical part, the end face of the cylindrical part is provided with a spiral face, a limiting shaft is arranged at the tail of the dovetail seat in a sleeving mode, one end of the limiting shaft is in threaded connection with a handle, one side of the limiting shaft is provided with a notch, a boss is arranged on one side of the handle, the boss is matched with the spiral face of the dovetail seat, a lock pin is arranged on the handle in the radial direction and used for stopping rotation when the handle and the limiting shaft are connected, in a naturalstate, the handle is in a vertical state, the boss of the handle is located at the lowest position of the spiral face, the cylindrical face of the limiting shaft is separated from the groove opening of the base, the dovetail seat can be slidably separated from the base, when limiting locking is needed, the handle is rotated, the boss of the handle climbs from the low position of the spiral face tothe high position of the spiral face to lock the dovetail seat and the base, after the handle is rotated by 90 degrees, the boss of the handle is separated from the spiral face, and at the moment, the cylindrical face of the limiting shaft is superimposed with the groove opening of the base to limit sliding of the dovetail seat and the base.

The invention discloses a positioning clamp for sewing machine head shell machining, belongs to the technical field of sewing machines, and solves the problem that the machining difficulty of a shellis increased due to the fact that an existing device cannot adjust the position of a clamping plate mechanism. The positioning clamp is technically characterized by comprising a base and a stand column; the stand column is arranged above the base; an installation base is fixedly installed in the middle of the stand column; clamping assemblies used for clamping the shell are symmetrically arrangedon the two sides of the installation base; the installation base is fixedly connected with the clamping assemblies; and a position adjusting assembly used for adjusting the height of the stand columnis arranged between the stand column and the base. According to the embodiment of the invention, the position adjusting assembly is arranged, the height of the clamping assemblies is adjusted throughthe arrangement of the position adjusting assembly, shells can be conveniently clamped in different environments, the shell machining efficiency is improved, and meanwhile, the shells of different shapes are clamped and limited through the arrangement of a swing assembly.

The invention discloses a uniform mixing device for DNA extraction. The uniform mixing device comprises a first motor, a water pump, uniform mixing blades, a temperature adjusting box and a uniform mixing box; the first motor rotates to drive a first belt wheel to rotate, so that a second belt wheel is driven to rotate, stirring blades on a stirring rotating shaft are driven to rotate, and a solution in the uniform mixing box is uniformly mixed; the uniform mixing blades rotate together in the rotating process of the stirring blades, so that the effect of uniformly mixing a solution in the uniform mixing box is improved; the temperature of the solution in the temperature adjusting box is adjusted by utilizing a heat conduction medium through a heat conduction tube, the solution in the temperature adjusting box further enters the uniform mixing box through the liquid guide tube, and manual uniform mixing of detection personnel is not needed, so that the working intensity of a detectionpersonnel is highly lowered; after uniform mixing is completed, containers such as test tubes and the like are placed between a first clamping plate and a second clamping plate, the second clamping plate moves towards the first clamping plate under the action of the elastic force of a spring, and therefore the containers such as the test tubes and the like are clamped and limited, and DNA extraction by the detection personnel is facilitated.

The invention discloses a tower crane boom welding device which comprises mounting and clamping mechanisms, clamping mechanisms and an automatic conveying mechanism, and is characterized in that a mounting base is mounted on the ground, a sliding assembly is arranged on the mounting base, the mounting and clamping mechanisms moving on the sliding assembly are arranged at the two ends of the sliding assembly, the two mounting and clamping mechanisms are used for clamping the ends of a chord member, the clamping mechanisms are arranged on the mounting base, the two ends of the chord member are clamped through the clamping mechanisms, the automatic conveying mechanism is arranged on one side of the mounting base, and the chord member is automatically mounted and dismounted through the automatic conveying mechanism. The chord member of the lifting arm can be conveniently clamped, meanwhile, clamping and limiting of the chord member are achieved in an automatic clamping mode, and bending deformation of the middle section of the chord member during welding is prevented. Meanwhile, automatic clamping and unloading are conducted, so that the clamping speed and the disassembling speed are high, the machining efficiency of the lifting arm is improved, and the production process tends to be simplified.

The invention discloses a magnetic attraction locating automobile internal star wheel center hole polishing device which comprises stop blocks, an electromagnetic guide block, a rotating shaft, a telescopic rod, a base and an internal star wheel; the upper end of the base is fixedly connected with an upright column; the top end of the upright column is fixedly connected with a limiting stopper; the part, below the limiting stopper, of the upright column is sleeved with an upper beam plate; a motor is arranged at the part, on one side of the upright column, of the top end of the upper beam plate; the bottom end of the motor is connected with the rotating shaft; a grinding sheet is arranged at the bottom end of the rotating shaft; the middle part of the upright column is connected with a fixing bracket; the electromagnetic guide block is arranged on the fixing bracket; electromagnet sleeves are arranged at the bottom of the electromagnetic guide block; inner guide cylinders are arrangedin the electromagnet sleeves; a coil is wound between each inner guide cylinder and the corresponding electromagnet sleeve; and iron-core rods penetrate through the inner guide cylinders. Height adjustment is realized when the grinding sheet carries outer rotating polishing; ball way limiting balls at the bottom ends of the iron-core rods are clamped into ball ways of the internal star wheel, so that clamping and limiting on the internal star wheel are realized, and the stability is good; and operation is convenient and quick, and no manual clamping or fixing is required.

The invention discloses a tank bottom supporting structure for tank transportation. The structure comprises a mounting disc and limiting mechanisms, wherein a plurality of sliding grooves are formed in the top of the mounting disc at equal angles. A tank body is placed on a rotary disc, a servo motor works, a speed reducer adjusts the speed to drive a main bevel gear to rotate, the main bevel gearand auxiliary bevel gears are in meshing transmission to drive threaded rods of the sliding grooves to rotate, at the moment, sliding columns of the limiting mechanisms get close to the inner side along with rotation of the threaded rods, movable bases make contact with the surface of the tank body, first movable rods are driven to move to compress first springs, the tank body is limited throughthe movable bases due to reaction generated by the first springs, when the first movable rods move, limiting rods make contact with the surface of the tank body in sequence, and the limiting rods at different positions drive second movable rods to move by different distances; and through elastic deformation of second springs, it is guaranteed that the limiting rods make contact with the surface ofthe tank body for secondary limiting, and tank bodies of different specifications can be clamped and limited.

The invention discloses a systematic arrangement device for motor stator punching sheet production. The system arrangement device comprises an annular frame and a rotating disc connected with the inner wall of the annular frame in a screwed mode, wherein a base is rotationally connected to the center of the bottom part of an inner cavity of the annular frame through a rotating shaft, a vibration motor is fixedly connected between an opening of the base and the annular frame, a vertical column is fixedly installed at the top end of the base, the outer side of the base is fixedly connected with an annular sleeve through a first connecting rod, a sliding block is slidably connected into the sliding groove, a side column is fixedly installed on the sliding block, and the side column is rotationally connected with a rotating frame through a rotating shaft. According to the systematic arrangement device, due to the adoption of a turnover type bidirectional adjustable push rod structure, motor stator openings with openings in different directions can be clamped and limited, and due to the adoption of a shaft connection adjustable mounting structure, the motor stator openings with various numbers of openings can be matched for use; therefore, the systematic arrangement device is suitable for the motor stator punching sheet with multiple hole slots.

The invention discloses a device for pulling a cover of a membrane module. The device comprises a supporting frame and a connecting frame, the bottom of the supporting frame is fixedly connected withthe surface of the connecting frame through supporting legs, an air compressor is fixedly connected with one side of the top of the connecting frame, one side of the top of the supporting frame is fixedly connected with an air cylinder through a fixing frame, an air outlet of the air compressor is in communication with an air outlet pipe, the end, away from the air cylinder, of the air outlet pipeis in communication with an air inlet of the air cylinder, a clamping block is fixedly connected with the output end of the air cylinder, the top and the bottom of the clamping block are in thread connection with screw rods, and one end of each screw rod penetrates through the clamping block and extends into the clamping block. The invention relates to the technical field of membrane separation water treatment equipment. According to the device and method for pulling the cover of the membrane module, compared with a mode of pulling the cover manually, the controllability is high, meanwhile, the production efficiency is improved, the yield can reach 100%, the consumption of manpower resources is avoided, and the cover pulling quality of the membrane assembly is guaranteed.

The invention relates to the technical field of metal plate machining, and discloses an automatic metal plate machining and welding device which comprises a box body, a portal frame is mounted on the upper surface of the box body, a moving plate is arranged in the portal frame, a toothed plate is arranged in the moving plate, and a welding equipment body is arranged on the lower surface of the toothed plate. A sliding seat is slidably arranged in the box body, a clamping frame is installed on the upper surface of the sliding seat, and a transmission plate is installed on the lower surface of the sliding seat. According to the automatic machining and welding device for the metal plate, a second push rod motor pushes a sliding plate to slide downwards along a limiting sliding rail, the sliding plate drives a transmission plate to move towards the inner side through a hinge base and a connecting plate, the transmission plate drives a clamping frame to clamp and position the metal plate through a sliding base, clamping and limiting of the metal plate are achieved, and the machining precision of the metal plate is improved. The probability that the metal plate deviates from the original position is reduced, and the machining effect on the metal plate is guaranteed.

The invention discloses a stabilizing device for an air pipe inside an integrated stove. The stabilizing device comprises stabilizing end frames and a stabilizing supporting plate; the stabilizing endframes is adjustably connected with the stabilizing supporting plate; each stabilizing end frame comprises a main supporting rod, an adjusting plate and side supporting plates, limiting rods are arranged on the main supporting rod, the adjusting plate is adjustably fixed to the top surface of the main supporting rod, the limiting rods are movably sleeved with the side supporting plates, the sidesupporting plates are connected with the adjusting plate through connecting rods, and an ejection component is arranged between the two side supporting plates. The mounting method of the stabilizing device includes the following steps that (1) the stabilizing end frames are assembled; (2) the stabilizing end frames and the stabilizing supporting plate are mounted; (3) the air pipe and the stabilizing device are mounted; and (4) the air pipe and the integrated stove are mounted. According to the stabilizing device, the two ends of the air pipe are supported and stabilized by the aid of the stabilizing end frames, the tops of the two ends of the air pipe are pressed and limited by the aid of the ejection components, and then the stabilizing supporting plate assists in supporting the middle of the air pipe, so that the structural stability of the air pipe is guaranteed effectively, and smoke in the air pipe is discharged more smoothly.

The invention discloses a sizing and processing equipment for a sheathed optical cable, which belongs to the technical field of optical fiber production, and comprises a fixed plate, a vertical plate, an optical cable conveying component, a bearing frame, an optical cable limiting component and an optical cable winding component. One end of the top of the fixed plate, the optical cable transport assembly is installed on the vertical plate, the carrier is arranged on the fixed plate, and the carrier is located on the side of the vertical plate, and the optical cable is limited. The positioning assembly is installed on the carrier frame, the optical cable winding assembly is installed on the fixing plate, and the optical cable winding assembly is located on the side of the carrier frame. The invention solves the problem that when the existing sheathed optical cable is reeled after production, there is torsional stress when the sheathed optical cable is paid out. This leads to the phenomenon of twisting and breaking of the leather cable, which affects the quality of the leather cable.