58results about How to "Accurate adjustment position" patented technology

This utility model provides an intelligent multi-stage spray sterilization device with self-cleaning function, belonging to the field of bayberry spray sterilization technology, to solve the problem that the fixed nozzles cannot be adjusted according to the size and surface contamination of the bayberries; it includes a mesh belt conveyor; side baffles are fixedly installed on both sides of the top of the mesh belt conveyor; a sterilization mechanism is fixedly installed between the two sets of side baffles, and a spray device is fixedly installed between the top of the two sets of side baffles; the spray device is set in four places, and a flipping mechanism is set between the two spray devices; through the coordinated action of components such as double-headed screws, sliding seats, drive plates and load-bearing seats, the operator can accurately adjust the position of the spray pipes and nozzles according to the actual size of the bayberries; at the same time, an infrared distance sensor can monitor the distance between the nozzles and the bayberries, and the control module automatically adjusts the opening of the solenoid valve according to the preset program to control the spray volume.

The utility model relates to the technical field of rolling equipment, in particular to a multi-roller rolling device for a dry electrode, which comprises a base and a rack, and further comprises a rolling structure, a roller spacing adjusting structure, a detection structure, an edge cutting structure and a winding structure which are arranged on the rack, the rolling structure comprises a first pressing roller, a second pressing roller and a third pressing roller which are sequentially arranged, and the heights of the pressing rollers are sequentially reduced so that the pressing rollers can be obliquely arranged. The third pressing roller is provided with a supporting assembly, and the supporting assembly comprises a plurality of traction rollers rotating on the rack and a supporting belt; the roller spacing adjusting structure comprises a first adjusting assembly used for driving the first pressing roller and a second adjusting assembly used for driving the third pressing roller. The detection structure comprises a thickness detector facing the supporting belt. The inclined compression roller enables the powder material to be subjected to component force in the inclination direction of the roller surface, so that the motion trail of dry powder is changed to prevent the dry powder from vertically falling off, the roller spacing adjusting structure drives the compression roller according to the electrode thickness to adjust the roller spacing, and the consistency and the yield of products are improved.

The utility model relates to steel wire rope cleaning technical field, and disclose a kind of steel wire rope cleaning device, including workbench, the center of workbench is equipped with rectangular hole, the bottom of workbench is provided with lifting assembly, the both sides of workbench top are all fixedly connected with mounting seat, the side of mounting seat is equipped with rotary hole, the inner side wall of rotary hole is rotatably connected with swivel ring, the opposite side of two swivel rings is commonly fixedly connected with multiple connecting blocks, installation assembly is arranged between two swivel rings.The steel wire rope cleaning device, by the rotation of first motor drive screw rod, makes it realize the automatic lifting of lifting platform by sliding block, makes the cleaning or replacement work of dust collection box extremely simple, operator only needs to control motor forward and reverse, can accurately adjust the position of dust collection box, without consuming a lot of manpower to carry, compared with the way of traditional manual carrying dust collection box, can greatly improve maintenance efficiency.

The utility model relates to polishing device technical field, and disclose a kind of polishing device for numerical control lathe shell surface processing, including platen one and platen two, platen one and platen two between being provided with rotating rod, the lower end between platen one and platen two is symmetrically installed with U-shaped frame, the inside of the front and rear ends of U-shaped frame is slidably installed with square bearing, the inside between square bearing is fixedly installed with driving wheel, sand belt is installed between driving wheel, the upper side of square bearing is uniformly provided with baffle on U-shaped frame, adjusting screw is penetrated and is screw-connected in the middle of baffle, the front and rear ends of platen one and platen two are fixedly installed with fixed plate in close to corner place, roller is rotatably installed on fixed plate in close to lower side place. The device can increase polishing area, reduce operating labor intensity, and the edge chamfering of numerical control lathe shell can be stably and uniformly polished.

This utility model discloses a pediatric examination illumination device, belonging to the field of medical device technology. The device includes a cylindrical body and an illumination mechanism. The cylindrical body consists of a shell, a telescopic joint, a universal flexible tube, and a lamp holder. The illumination mechanism includes a power module, a microcontroller, and a touch switch. The microcontroller is integrated into the shell and electrically connected to the LED lamp, power module, and switch. The telescopic joint and universal flexible tube allow for flexible adjustment of the illumination angle and distance. The touch switch, combined with three brightness levels, adapts to different examination scenarios. Medical-grade materials ensure safety and comfort, while the non-slip grip and retractable design enhance ease of operation and portability. It is suitable for precise illumination examinations of deep cavities such as the pediatric oral cavity, ear canal, and nasal cavity.

The utility model discloses a carton printing and drying mechanism, and belongs to the field of carton processing. Comprising a conveyor which is provided with a mounting frame; the drying assembly comprises a fixing cover, the fixing cover is installed on the installation frame, the top of the fixing cover is provided with an opening, notch grooves are formed in the four sides of the inner wall of the opening, and drying parts are arranged at the notch grooves in a sliding mode; the two groups of drying parts of the fixed cover are combined and defined as a drying group I, the other two groups of drying parts are combined and defined as a drying group II, and the drying group I and the drying group II are distributed in an up-down layered manner; the drying assembly comprises a dust cover, the dust cover is installed on the fixing cover, a motor is fixedly carried on the dust cover, the output end of the motor extends into the dust cover and is provided with a connecting shaft, and the connecting shaft is provided with two sets of driving parts which are distributed up and down. According to the carton printing and drying mechanism, the drying sets are layered up and down, the four drying parts are synchronously adjusted through gear and rack transmission, the carton size is precisely matched, and efficient and stable drying is achieved.

The application relates to the technical field of rubber and plastic product processing, and discloses an elevator load guide pulley production device, which comprises a workbench and multiple telescopic arms. A first supporting arm is fixedly connected to one side of the upper end of the workbench. A motor is fixedly connected to one side of the first supporting arm. A rotating disc is fixedly connected to the output end of the motor and penetrates through the first supporting arm. Multiple second supporting arms are fixedly connected to the outside of the rotating disc. The elevator load guide pulley production device can automatically adjust the positions of the telescopic arms according to load guide pulleys with different diameters through the cooperation of the positioning columns and springs on the telescopic arms and the grooves on the second supporting arms. The load guide pulleys to be processed can be fixed through the expansion of the moving plates. The motor drives the rotating disc to rotate, so that the multiple second supporting arms and the telescopic arms can be driven to rotate simultaneously, and the load guide pulleys to be processed can be processed in sequence. Therefore, the production line is more coherent, and the production efficiency is improved.

The utility model discloses an anti-loosening protective cover for a top cover bolt of a gasification furnace, which relates to the field of gasification furnaces, comprises an outer protective shell, an end head, a connecting part and a pressing part, and is characterized in that the outer protective shell is sleeved on the outer side of the bolt and is fixedly connected to the top of a top cover; the end cover is arranged at an opening in the top of the outer protective shell, and the connecting part is used for connecting the end cover and the outer protective shell, so that the end cover is detachably mounted at the top end of the outer protective shell. Therefore, looseness of the bolt caused by stress relaxation and mechanical vibration is effectively restrained, sealing connection between the gasification furnace top cover and the combustion chamber is guaranteed, medium leakage is prevented, the bolt is completely sealed through the outer protective shell and the end cover, erosion of high-temperature corrosion or dust environment to the surface of the bolt is isolated, the service life of the bolt is prolonged, and the service life of the gasification furnace is prolonged. The loosening risk is reduced, and the safety and the stability of the gasification furnace are improved.

The utility model discloses an automatic laser welding device, which belongs to the technical field of laser welding and is characterized by comprising a console, a control structure is bolted on the right side of the top of the console, a support structure is bolted on the left side of the top of the console, and the bottom of a mounting frame is bolted on the left side of the top of the console. The top of the mounting frame is in bolting connection with the bottom of a stabilizing table, the inner side of the stabilizing table is in bolting connection with the outer side of an adsorption disc, the bottom of the adsorption disc is in bolting connection with the top of a connecting pipe, the bottom of the connecting pipe is in bolting connection with the top of a vacuum pump, and the vacuum pump is arranged on the rear side of the control table. An existing conventional automatic laser welding device has some defects in cooperation of workpiece fixing and welding operation, part of conventional devices adopt mechanical clamps to fix welded workpieces, however, for workpieces with regular shapes, the clamps are complex to adjust.

The utility model belongs to the technical field of punchers, and particularly relates to an aluminum alloy door and window hinge installation puncher which comprises a first fixing plate. The device is characterized in that one side of the first fixing plate is fixedly connected with a first buffering shaft, the end, away from the first fixing plate, of the first buffering shaft is sleeved with a second buffering shaft, the end, away from the first buffering shaft, of the second buffering shaft is fixedly connected with a second fixing plate, and the position of the positioning plate can be accurately adjusted through transverse sliding of a sliding block on the roller shaft; the punching device can accurately control the transverse position and perpendicularity of punching in combination with the guide of the positioning pipe to the drill bit, avoids infirm hinge installation caused by punching deviation, further ensures the position precision and depth consistency of punching through the arrangement of the limiting protection structure and the through pipe, effectively improves the installation quality of the aluminum alloy door and window hinge, and improves the production efficiency of the aluminum alloy door and window hinge. The door and window can be opened and closed smoothly after being installed, and sealing performance and stability are better.

This utility model relates to the field of catalyst technology and discloses a denitrification plate-type catalyst addition device for thermal power plants. It includes a base plate, with a base fixedly connected to the middle of the upper end of the base plate. A vertical rod is rotatably connected to the upper end of the base, and a first horizontal rod is rotatably connected to the top of the vertical rod. A second threaded rod is connected to the inner wall of the first horizontal rod via a telescopic assembly, and a third horizontal rod is threadedly connected to the outer wall of the second threaded rod. A steel wire rope is connected to one end of the third horizontal rod via a rotating assembly, and a first lifting rod is provided at the lower end of the steel wire rope. A second lifting rod is slidably connected to the inner wall of the first lifting rod. In this utility model, stable clamping is achieved through the combination of clamping plates and pneumatic suction cups, and a pressure sensor automatically adjusts the torque. Multi-stage hydraulic telescopic rods increase the lifting distance and operational flexibility. Precise positioning of the first motor and other components, a counterweight to prevent tipping, adaptability to narrow and complex environments, and the cooperation of pins and limit slots ensure reliable and flexible lifting.

The utility model provides precise fertilization quantitative control equipment for garden plants, and relates to the technical field of garden plant fertilization, the precise fertilization quantitative control equipment comprises a water and fertilizer mixing moving box, the left side of the water and fertilizer mixing moving box is fixedly provided with a mounting plate, and the right side of the water and fertilizer mixing moving box is fixedly provided with a fixing frame; through the arrangement of a precise fertilization control assembly, the device is moved through pulleys below, when plants with different heights need to be fertilized, a motor can be controlled to drive a lead screw to rotate, after the lead screw rotates, the lead screw can drive a movable frame and a rack to move through screw-thread fit, and the movable frame and the rack are driven to move through screw-thread fit; the rack can drive the transmission gear, the transmission gear can drive the rotating shaft, the connecting plate, the fixed shaft and the irrigation nozzle to swing, the angle and the position of the irrigation nozzle can be accurately adjusted, sprayed water and fertilizer can only make contact with the roots of plants, and the water and fertilizer cannot drop above leaves.

This utility model relates to the technical field of tea garden pruning machines, specifically, to a tea garden contour pruning machine with an arc-shaped blade assembly. It includes a crossbeam plate, on which two first hydraulic cylinders are fixedly mounted. Guide rails are mounted at the ends of the telescopic shafts of the two first hydraulic cylinders. Second hydraulic cylinders are fixedly mounted at the ends of the guide rails. An arc-shaped plate is mounted on the telescopic shaft of the second hydraulic cylinder. A lower panel is located at the center of the lower center of the arc-shaped plate. The lower panel is fixed to the arc-shaped plate by two fixed rods. Multiple side hinge plates are provided on both sides of the lower panel. The side hinge plates are hinged to the lower panel and to adjacent side hinge plates. The side hinge plates are angle-adjustable by a third hydraulic cylinder. Drive motors are fixedly mounted on both the lower panel and the side hinge plates. A short shaft is fixedly mounted at the end of the output shaft of the drive motor, and a set of pruning blades is mounted on the short shaft. This utility model effectively improves the adaptability of pruning and is convenient to use.

The utility model discloses a kind of ceramic suction disc fine grinding mechanism, belong to ceramic suction disc processing field.A kind of ceramic suction disc fine grinding mechanism, including frame, the upper surface of frame is centrally provided with polishing table, and polishing table both ends are symmetrically provided with conveyer belt, the upper surface of frame and located the both sides of conveyer belt are equipped with truss, slidingly connected with connecting piece between truss, the perpendicular intersection of the median line of polishing table and the sliding path of connecting piece, polishing head and second cylinder are installed on connecting piece, and the end of second cylinder is connected with suction disc;The utility model can flexibly control polishing head position by the connecting piece slidingly connected between truss, the perpendicular intersection of the median line of polishing table and the sliding path of connecting piece, can accurately polish ceramic suction disc on polishing table in all directions, dust pan is set on frame, effectively collect the dust generated by polishing, keep working environment clean, conducive to long-term stable operation of equipment and operator health.

The utility model relates to the technical field of numerical control plasma cutting equipment, and discloses a plate position adjusting mechanism of numerical control plasma cutting equipment, which comprises a conveyor, the left side and the right side of the inner wall of the conveyor are fixedly connected with a plurality of mounting plates, and the left side of the outer wall of each mounting plate is provided with a sliding chute; limiting blocks are slidably connected to the front sides and the rear sides of the inner walls of the multiple sliding grooves correspondingly, a plurality of bidirectional threaded rods are rotatably connected to the left side and the right side of the inner wall of the conveyor correspondingly, and the bidirectional threaded rods are in threaded connection with the corresponding limiting blocks correspondingly. According to the utility model, the lead screw is matched with the sliding block, so that the range finder can flexibly adapt to plates with different lengths, the motor I drives the two-way threaded rod to synchronously rotate, the limiting block is accurately adjusted, the plate position is accurately adjusted, the range finder detects the plates in real time and controls the conveyor and the cutting machine, the automatic cutting process is realized, manual intervention is reduced, and the production efficiency is improved. And the overall performance and practicability of the equipment are improved.

The utility model relates to the technical field of paperboard spraying, in particular to an anti-fouling coating spraying device for paperboard production, which comprises a device shell, a first cavity and a second cavity are respectively arranged on one side of the device shell, a rotating cylinder is connected to the bottom end in the second cavity, and a connecting frame is connected to the top end of the rotating cylinder. The surface of the rotating air cylinder is connected with a hydraulic cylinder, and the hydraulic cylinder is connected with the inner wall of the second cavity. Through the combination of the rotating air cylinder and the hydraulic cylinder, the workbench can flexibly move between the first cavity and the second cavity, and meanwhile, a sliding block on an electric sliding rail can drive a spraying mechanism to move on a cross-shaped path; not only is the flexibility of spraying improved, but also the automation of the spraying process is realized, the working efficiency is improved, and the design of the clamping device allows a micro motor to drive a threaded rod, so that the position of a clamping plate is accurately adjusted, the left and right clamping of a workpiece is realized, and the spraying surface of a paperboard is sprayed more comprehensively.

The utility model relates to the technical field of coal mining, in particular to coal mine tunneling hole expanding and cutting equipment which comprises a bottom frame, a plurality of mounting holes are formed in the middle of the upper end of the bottom frame, grooves are formed in the left portion and the right portion of the front end of the bottom frame, and a lifting device is fixedly connected in the two grooves jointly. The right end of the lifting device is fixedly connected with a fixing device; the lifting device comprises two hydraulic cylinders, a mounting groove is formed in the right end of the supporting frame, and the two hydraulic cylinders are fixedly connected into the grooves respectively. According to the coal mine tunneling hole expanding and cutting equipment, through the synergistic effect of the lifting device and the fixing device, the height can be adjusted so as to adapt to different working conditions, the position can be accurately fixed so as to ensure the stability and safety of the equipment, the working efficiency is improved, and the practicability is high. A plurality of problems of a traditional supporting mode are effectively solved, so that the safety and the working efficiency of coal mining are comprehensively improved.

The utility model belongs to the technical field of medical apparatus and instruments, concretely relates to a minimally invasive atlas and axis internal fixation device, including base, the outside fixed connection of base has the mounting panel, the inside sliding connection of mounting panel has the bolt, the upper end contact of base has the connecting plate, the upper end fixed connection of connecting plate has the clamping plate, the inside clamping of clamping plate has the connecting rod, the lower fixed connection of connecting plate has the sliding block, the sliding block is connected with base. This minimally invasive atlas and axis internal fixation device is clamped connecting rod through a plurality of even distribution's clamping plate, can steady connecting rod from multiple directions, greatly enhanced the stability of fixed. The sliding connection of cooperation guide rod and sliding block and the adjusting effect of threaded rod, can accurate adjustment position. In operation, the doctor can more conveniently install the device to the position, ensure the fixed effect, help the patient postoperative recovery, reduce the risk because of the fixed instability brings.

The utility model discloses a steel iron core press-fitting device, which relates to the technical field of industrial manufacturing and comprises a bottom plate. Two sliding rails are connected to the bottom plate, sliding blocks are slidably connected to the two sliding rails, a supporting frame is connected to the ends, away from the sliding rails, of the sliding blocks, and a mounting disc is connected to the supporting frame. The vertical adjusting mechanism is connected with the mounting disc, the gear rotates to drive the meshed rack to move, the rack slides in the sliding groove, the rack drives the connected adjusting block to move up and down, the adjusting block drives the press-fitting die to move up and down, and then the press-fitting die is driven to carry out press-fitting operation, and the press-fitting die is used for press-fitting a silicon steel iron core. The press-fitting die can be rapidly adjusted to different press-fitting positions, the press-fitting efficiency is improved, the production time is shortened, the press-fitting die can be adjusted according to silicon steel iron cores of different specifications, and the same set of press-fitting device can meet the press-fitting requirements of various iron cores.

The utility model discloses an automatic film covering and straightening unit, and particularly relates to the technical field of straightening machine, including unit baseplate, two vertical boards are fixedly connected at the top of unit baseplate, and a straightening roller is installed between the two vertical boards, the top of unit baseplate is slidably connected with a moving plate, and the top of unit baseplate is fixedly connected with a first fixed plate on the side away from the moving plate, the top of moving plate and first fixed plate is fixedly connected with a side plate. The utility model discloses an adjusting mechanism, can accurately adjust the position of moving plate, the spacing between transmission roller can be flexibly adjusted according to the width change of strip or specific process requirement, enhances the adaptability of equipment to different specifications strip, through adjusting the speed difference of transmission roller or the position of moving plate, timely corrects the running track of strip, ensures that strip is always on the correct path and advances, guarantees the straightening quality of strip, reduces the scrap rate, improves production efficiency.

The present application relates to the technical fields of electric power construction and maintenance, in particular to an adjustable cable joint insulation binding auxiliary tool, which comprises a base, a universal joint fixedly installed on the top of the base, an installation plate fixed to the end of the universal joint away from the base, a positioning support welded to the end of the installation plate away from the universal joint, a connecting frame installed on the end of the positioning support away from the installation plate through bolts, a tension ring fixedly installed on the end of the connecting frame away from the positioning support, and a buckle assembly fixedly installed on the surface of the tension ring; the cooperation of the pulling knob, the insertion rod and the return spring of the buckle assembly can quickly open and close the first and second arc-shaped rings, so that the cable joint can be quickly put in; the tool can be self-adapted to cables with different diameters, ensure stable clamping and reduce the trouble of replacing the tool; the meshing transmission of the rack and the gear in the positioning support and the universal ball head of the universal joint can greatly improve the operation quality and efficiency.

The utility model discloses an automatic dosing device for wastewater treatment, which relates to the field of wastewater treatment and comprises a wastewater treatment barrel, cylinders are fixedly mounted on two sides of the upper end of the wastewater treatment barrel, and a fixing plate is fixedly mounted at one end, far away from the wastewater treatment barrel, of each cylinder. A stirring box is fixedly installed in the center of the end, away from an output shaft of the air cylinder, of the fixing plate, a cover plate is installed at the end, away from the fixing plate, of the stirring box in a clamped mode, a driving motor is fixedly installed at the end, away from the stirring box, of the cover plate, and a rotating rod is fixedly installed on an output shaft of the driving motor; a plurality of stirring rods are fixedly installed on the outer ring of the rotating rod, a square plate is integrally formed on one side of the fixing plate, and a driving motor is fixedly installed at the end, away from the fixing plate, of the square plate. By adopting the structure, the plurality of stirring rods on the outer ring of the rotating rod rotate along with the rotating rod to fully stir and mix medicaments in the stirring box, so that the concentration of the medicaments is uniform, and the stable dosing effect is ensured.

The utility model provides a drilling bit fishing device, which relates to the technical field of petroleum drilling application and comprises a spindle, a fixed barrel with a downward opening is fixedly connected to the bottom end of the spindle, a liftable movable plate is arranged in the fixed barrel, a plurality of clamping jaws distributed in an annular array are hinged to the bottom surface of the movable plate, and the clamping jaws are arranged on the bottom surface of the movable plate. The side, facing the side wall of the fixing barrel, of the clamping jaw is fixedly connected with wedge-shaped blocks, the inner side of the fixing barrel is provided with a plurality of limiting blocks corresponding to the wedge-shaped blocks in position and number in a one-to-one mode, and by arranging a matching structure of the adjusting bolts, the threaded sleeves, the limiting blocks and the wedge-shaped blocks, an operator can adjust the size of the drill bits according to the drill bits with different size radiuses; the position of the limiting block is accurately adjusted, then the rotatable angle of the clamping jaw is changed, the clamping stability of drill bits of different specifications is effectively improved, and the problems that in the prior art, the rotation angle of the clamping jaw is limited, and clamping of the drill bits of different specifications is unstable are solved.

The utility model discloses a quick-change manipulator and a material taking and placing mechanism, and belongs to the field of manipulators, the quick-change manipulator comprises a servo motor, a base, a swivel joint, an angular contact bearing seat, a rotating shaft, a mounting seat, a quick-change seat and a pneumatic clamp, the servo motor, the swivel joint and the angular contact bearing seat are all fixed on the base, and the rotating shaft is fixed on the mounting seat. The servo motor is connected with the rotating shaft through the swivel joint, the bottom end of the rotating shaft penetrates through the angular contact bearing seat to be fixedly provided with a mounting seat, the quick-change seat is detachably connected to the mounting seat, and the pneumatic clamp is detachably connected to the quick-change seat. According to the quick-change mechanical arm and the material taking and placing mechanism, the rotary connector is arranged between the servo motor and the rotary shaft, and the angular contact bearing seat is combined, so that high-precision and stable power transmission and rotary motion are achieved, vibration, noise and abrasion are reduced, pipeline winding is avoided, and the quick-change mechanical arm and the material taking and placing mechanism are convenient to use through the tool-free disassembly design of the quick-change seat and the mounting seat. The replacement efficiency of the pneumatic clamp is greatly improved, and the equipment universality and the production flexibility are enhanced.

The utility model discloses a burr finishing device for decorative panel processing relates to decorative panel production technical field, including base, the mesa of base is provided with limit seat no.

This invention relates to the field of meat cutting technology, specifically to a cutting device for packaging fresh meat, comprising a conveyor roller conveyor, a closed-loop drive device, two saw blades, and several clamping and adjusting components installed on the closed-loop drive device. These components are synchronously driven by the closed-loop drive device to follow a closed-loop circular path, distributed on both sides of the conveyor roller conveyor, capable of clamping and releasing the forelimbs and hindlimbs of the animal carcass. A linear drive device is provided for adjusting the carcass position after clamping the forelimbs and hindlimbs. The device uses a conveyor roller conveyor instead of a traditional conveyor belt in the middle, and the clamping and adjusting components, synchronously driven by the closed-loop drive device on both sides, replace the conveyor belts on the sides, directly saving the installation space of two conveyor belts and effectively reducing the overall area occupied by the equipment. Simultaneously, the clamping and adjusting components enable automated adjustment of the carcass position, eliminating the need for manual adjustment of the carcass posture. The closed-loop drive device synchronously drives the carcass conveying.

The utility model relates to a fine tuning and centering device for a ladle filler sand guide pipe. The fine tuning and centering device comprises a mounting platform, a fixed plate, a movable frame, a first translation assembly, a second translation assembly and two guide rails, the two guide rails are arranged on the upper side of the installation platform in parallel. The movable frame is horizontally arranged on the upper sides of the two guide rails in a sliding mode. The fixing plate is vertically arranged on the upper side of the mounting platform. The guide rail is perpendicular to the plane where the fixing plate is located. The first translation assembly comprises a first adjusting screw rod, an adjusting nut and a first positioning pin and is used for adjusting the position of the drainage sand guide pipe in the first direction; the second translation assembly comprises a supporting rod, a fixed semi-ring, a movable semi-ring, a sleeve, a locking piece and a second adjusting screw rod and is used for adjusting the position of the drainage sand guide pipe in the second direction. The first direction and the second direction are both horizontal and perpendicular to each other. According to the utility model, the stuffing sand guide pipe can be conveniently and accurately centered with the collector nozzle channel at the bottom of the steel ladle, and the stuffing sand filling quality is improved.

The utility model discloses a cloth cutting device for jacket production relates to cloth cutting technical field, including cutting device main part, the inside of cutting device main part is installed with cloth conveying assembly, and cloth conveying assembly is used for conveying the cloth for jacket production, cloth conveying assembly includes the fixed plate of installation in the inside of cutting device main part, the inside of fixed plate is connected with cutting table, and the surface of mutual approach of fixed plate is connected with the support cylinder, and two groups of support cylinder are located cutting table's both sides respectively, the inside of cutting device main part is provided with servo motor three and servo motor four, and the output of servo motor three and servo motor four is connected with conveying cylinder no.

The utility model relates to adjusting device technical field especially, it relates to a radiotherapy field adjusting device. It mainly aims at the existing radiotherapy field adjusting device has the problem that the adjusting precision is limited, is difficult to satisfy the complex tumour shape and individualized treatment demand, and the operation convenience is insufficient, the adjustment is complicated and is easy to influence the accuracy because of the human error, and proposes the following technical scheme: including the shell, set up in the shell multiple groups parallelly arranged first leaf, multiple groups parallelly arranged second leaf are arranged below first leaf, first leaf and second leaf are arranged perpendicularly, two sets of limiting components are installed in the shell, two sets of limiting components are perpendicular to each other and are respectively used for limiting when first leaf and second leaf move. The utility model is helpful to accurately adapt complex tumour shape and realize individualized treatment, improves treatment efficiency and effect, reduces the damage to surrounding normal tissue.