104results about How to "Avoid limit" patented technology

The invention relates to the field of production of woven bags, in particular to a production assembly line for woven bags. The production assembly line comprises a ribbonfil production device, a circular weaving device, a roll printing device, a cutting sewing device and a packaging device. Raw materials are heated, melted, extruded and formed into ribbonfil through the ribbonfil production device, the circular weaving device weaves the continuous cylindrical woven bags through the ribbonfil, the woven bags are printed with patterns and characters through the roll printing device, and the printed woven bags are cut off and sewn through the cutting sewing device, then discharged from the cutting sewing device and automatically packaged through the packaging device finally. The production assembly line for the woven bags has the advantages that the production assembly line for the woven bags can achieve production of the woven bags, the overall production efficiency and automation degree are high, the product quality is good, and the production assembly line is suitable for large-scale popularization.

The invention relates to the field of deburring devices, in particular to an automatic deburring device for a magnetic tile. The automatic deburring device comprises a loading mechanism and a deburring mechanism, wherein the loading mechanism is positioned beside the deburring mechanism; the deburring mechanism comprises a deburring assembly, a rotary assembly and a limiting assembly; the rotary assembly is positioned between the deburring assembly and the loading mechanism; the limiting assembly is positioned beside the rotary assembly; the deburring assembly comprises a fixed frame, a drivemotor and a material moving plate positioned above the fixed frame; a U-shaped supporting plate is arranged above the material moving plate; the material moving plate is of a rectangular structure; acircular disc brush for grinding the end part of a workpiece is arranged on the output shaft of the drive motor in a sleeving mode; and the axis of the circular disc brush is coincident with that of the output shaft of the drive motor. According to the automatic deburring device disclosed by the invention, the workpiece is automatically limited through the limiting assembly, so that the workpieceis prevented from being manually limited; and moreover, the deburring assembly and the rotary assembly can complete deburring work of the workpiece.

The invention discloses a shock-absorbing device for bridge widening construction, and relates to the technical field of bridge construction. The shock-absorbing device comprises a fixing mechanism, and a fiber mechanism is arranged at the upper part of the fixing mechanism. The fixing mechanism comprises a tension spring, a first sliding block, push plates, a fixing column, a bearing, limiting grooves, inclined blocks, a first sliding groove, limiting rods, a cavity, a threaded rod, a loop ring, an old bridge, a press plate, a groove, a new bridge, a push rod, a roller and channel steel. According to the shock-absorbing device for the bridge widening construction, during use, a worker turns the threaded rod, so that the loop ring drives the press plate to move down to simultaneously pressthe new bridge and the old bridge, and therefore the first step fixation is achieved; then, the press plate pushes the push rod to move down, so that the push rod extrudes the inclined blocks and thetwo inclined blocks approach each other, two push plates push two groups of limiting rods to be inserted into two groups of limiting grooves, and therefore the second step fixation for the new bridgeand the old bridge is achieved; thus, the whole can enable the new bridge and the old bridge to bear force together, and the deflection difference between the new bridge and the old bridge is reduced.

The invention discloses a sound level meter with a fixing device, and belongs to the technical field of sound level meters. An accommodation groove is formed in the front side wall of a fixing device,a clamping connecting passage is formed in the middle of the side wall of the side, away from an opening, of the accommodation groove, hinge supporting frames are fixedly arranged on both left and right sides of the side wall of the side, away from the opening, of the accommodation groove, the tops of the two groups of the hinge supporting frames are movably connected with guiding plates throughhinge shafts, supporting devices are hinged to the rear ends of the sides, away from each other, of the two groups of the guiding plates, inserting blocks which are matched with the clamping connecting passage are fixedly arranged at the front end of a sound level meter body, guiding rods are fixedly connected with the sides, away from the inserting blocks, of the two groups of the clamping blocks, and two groups of moving cavities are formed in an inner cavity of the fixing device. Limiting in left-right and front-back directions of the sound level meter can be achieved to achieve clamping fixing, and the detection height of the sound level meter body can be adjusted.

The invention relates to a noodle cooking device of an instant noodle making and selling machine. The noodle cooking device comprises a noodle cooking tank, an induction cooker, marching type noodle cooking units, a transmission supporting plate, a noodle cooking rack, a protective device and a partition plate device, wherein the transmission supporting plate is provided with the marching type noodle cooking units, the marching type noodle cooking units are same in structure and arranged in a line shape, the end, provided with a noodle outlet platform, of the noodle cooking rack is provided with a noodle outlet, the noodle outlet is communicated with an inner cavity of the noodle cooking rack and the noodle outlet platform, the noodle outlet is provided with the partition plate device, andthe noodle outlet platform is provided with the protective device. Each noodle cooking unit works separately, thereby prolonging the noodle cooking time, increasing the noodle turnover frequency during noodle cooking and improving the taste after noodles are cooked; the protective device is arranged on a noodle bowl placement area, thereby preventing the noodles from tipping over outside a noodlebowl; an automatically opened and closed partition plate is arranged between the noodle bowl placement area and a noodle cooking area, thereby preventing water vapor from entering the noodle bowl placement area, so that safety and sanitation are achieved.

The invention discloses a vehicle-mounted thermostatic flowerpot. The vehicle-mounted thermostatic flowerpot comprises a pot body and a bracket, wherein the pot body is arranged on the bracket, the bottom of the bracket is provided with suckers for fixing the bracket inside a vehicle, and a bearing groove is formed on the bracket; the pot body is composed of two layers of an inner pot body and anouter pot body, phase-change thermostatic materials are filled between the inner pot body and the outer pot body, the inner pot body and the outer pot body are made of thermally conductive materials,a breathable sponge is arranged between the outer pot body and the bearing groove, the outer pot body abuts against the breathable sponge, the breathable sponge is arranged inside the bearing groove,the bottom surface of the inner pot body is provided with a first mounting hole, the outer pot body is provided with a second mounting hole corresponding in position to the first mounting hole, a drain valve is arranged into the first mounting hole and the second mounting hole in a penetrating mode, the outer circumferential wall of the drain valve is provided with side air holes, one end of the drain valve is inserted into the breathable sponge, and the other end of the drain valve is provided with a gauze mesh which is arranged corresponding to the first mounting hole. The vehicle-mounted thermostatic flowerpot can effectively maintain a comfortable constant temperature for plants inside the pot body and meanwhile achieve good shock absorbing effects.

The invention provides a hasp-type hinge structure which is used for hasping and fastening an upper component and a lower component which are mutually cooperated. The hasp-type hinge structure comprises a hook and a hook seat which are flexibly connected. The hook is hooked on the surface of the upper component. The hook seat is disposed at the side face of the lower component. The hasp-type hinge structure also comprises a positioning sheet flexibly connected with the hook seat and positioning the upper component, and a fastener hinged with the hook and fastened on the upper component. The positioning sheet is fixedly disposed on the side wall of the lower component. The hasp-type hinge structure hasps and fastens the upper component and the lower component in vertical direction through the hook and the hook seat. The hook and the hook seat of the structure are both connected with the upper component through the fastener hinged with the hook, thus the hook and the hook seat are always connected with the upper component on fastening and separating the upper component with the lower component, and the fastening and separating operations between the upper component and the lower component are extremely convenient and the work efficiency is greatly improved.

The invention relates to the technical field of house building, in particular to a small material vertical conveyor for building construction. The small material vertical conveyor comprises a motor, amounting bracket, a track-type vertical lifting device and a loading trolley, and the mounting bracket is fixedly arranged on the ground; the track-type lifting device comprises two or more chain wheels and a chain, the chain wheels are rotationally connected onto the mounting bracket, the chain is integrally vertically connected onto the two chain wheels in a winding mode, and the motor can drive one of the chain wheels to rotate; and the loading trolley is fixedly connected with the chain. The motor can drive the chain wheels to rotate so as to drive the chain to move, and then the purposeof up-down ascending and descending of the loading trolley relative to the mounting bracket is realized; and the motor drives the chain wheels and the chain to conduct transmission, so that ascendingand descending of the loading trolley are realized, ascending and descending are quick and stable, small materials and tools can be conveyed quickly, and the conveying efficiency is improved.

An optical module disclosed by the present invention comprises a shell, an unlocking member, a limiting member and a pulling member, the shell is provided with an accommodating cavity, the shell is also provided with a lock hole and a through hole which are communicated with the accommodating cavity, one side of the unlocking member is provided with a clamping hook, the unlocking member is provided with a through hole corresponding to the through hole in a penetrating manner, and the limiting member penetrates through the through hole and the through hole so as to limit and install the unlocking member in the accommodating cavity. And the pulling piece is connected with the unlocking piece. According to the technical scheme, the through hole is formed in the shell, the through hole is formed in the unlocking piece, and the limiting piece penetrates through the through hole and the through hole so that the unlocking piece can be installed in the containing cavity in the shell in a limited mode. The problem that an existing optical module needs a plurality of limiting pieces to limit the unlocking piece is solved, and materials are saved. In addition, the clamping hook is arranged on one side of the unlocking piece, the unlocking piece can drive the clamping hook to ascend and descend to lock the switch according to the lever principle by taking the limiting piece as a fulcrum, unlocking operation and locking operation can be achieved only by pulling the pulling piece, and time and labor are saved.

The invention provides an angle-adjustable pipeline inner-wall cleaning device for machining. The angle-adjustable pipeline inner-wall cleaning device for machining comprises a fixed box, a lifting mechanism is arranged on an inner cavity of the fixed box, the top of the lifting mechanism penetrates through the fixed box and is in bolted connection with a motor box, and a rotating mechanism is arranged on an inner cavity of the motor box. The angle-adjustable pipeline inner-wall cleaning device for machining is convenient for a user to adjust the height of the motor box through the cooperationof a first motor, a gear, a rack plate, a moving plate and a moving column so as to adjust the height of a cleaning mechanism through a connecting plate, and the user can conveniently rotate the cleaning mechanism through the cooperation of a second motor, a rotating shaft, a first sliding groove and a first sliding block so as to adjust the angle of the cleaning mechanism in full directions, andthrough the cooperation of a third motor, a water tank, a water pump, a three-way pipe, a spray head, a box body, a spring, a telescopic column and a brush, the user can conveniently use the brush toperform full-direction rotating cleaning on the inner wall of the pipeline.

The invention provides a dandy roll wheel structure applied to the technological part adhesive tape press fitting field. A roller body (1) of the dandy roll wheel structure is connected with a connecting support (3) through a connecting shaft (2), one end of an operation rod (5) movably penetrates an external support (4), one end of an operation rod (5) is fixedly connected with the connecting support (3), the operation rod (5) is sleeved with a compression spring (7), and the other end of the operation rod (5) is provided with a spring adjusting rod (8); and a plurality of grooves (10) in theinner wall of a sinking part (9) on the side face of the roller body (1) are arranged to be of a structure that the grooves (10) are arranged on the inner wall of the sinking part (9) by a circumference, and a positioning rod (12) is arranged on the external support (4). The dandy roll wheel structure is simple in structure; and when different persons conduct adhesive tape rolling, it can be guaranteed that the person applying force is larger than a certain standard numerical value, and it can be guaranteed that the force of different persons is coincident when adhesive tapes are rolled.

The invention relates to a protection device of a noodle cooking device of an instant noodle maker. One end of a protection swing rod is hinged to a transmission supporting plate, and the other end ofthe protection swing rod is hinged to the lower end of a protection pull rod; the upper end of the protection pull rod is hinged to a protection driving cam, the protection driving cam is arranged onthe transmission supporting plate and can rotate relative to the transmission supporting plate, and wheel teeth are arranged on the outer circumference of the protection driving cam; the wheel teethbelow the protection driving cam are meshed with a protection driving gear, the protection driving gear is arranged on the transmission supporting plate and can rotate relative to the transmission supporting plate, and a wheel shaft of the protection driving gear is connected with the upper end of a protection swing arm; a protection frame is connected with a protection connecting rod, a protection plate is arranged on the protection connecting rod, and the protection plate is arranged above a noodle output platform. While a noodle cooking container of the last stepping noodle cooking unit ofthe noodle cooking device of the instant noodle maker, the protection plate is close to a bowl, it can be effectively guaranteed that noodles accurately fall into the bowl, and the noodles are prevented from spilling.

The invention relates to a partition plate device of a noodle cooking device of an instant noodle making and selling machine. The partition plate device comprises a partition plate, a partition platehorizontal connecting rod, a partition plate swing block, a partition plate pull rod, a partition plate swing rod and a partition plate cam, wherein the partition plate cam is arranged on a transmission supporting plate, the partition plate cam and a noodle cooking driven gear, close to a noodle outlet platform, of marching type noodle cooking units are arranged on a same rotating shaft, the partition plate cam and the noodle cooking driven gear, close to the noodle outlet platform, of the marching type noodle cooking units are arranged at the two sides of the transmission supporting plate respectively, and the partition plate is opened while a noodle cooking container of the last marching type noodle cooking unit is overturned, so that cooked noodles are overturned and poured into a noodle bowl, when the noodle cooking container is reset, the partition plate re-closes a noodle outlet, the partition plate device and overturned surface move synchronously, the arrangement of the partition plate can effectively reduce water vapor in a noodle cooking tank entering the noodle outlet platform along the noodle outlet, thereby reducing the occurrence of the scald risk, and the water vaporcondensation into water on the noodle outlet platform is reduced, thereby ensuring the cleanliness of the noodle outlet platform.

The invention discloses an intelligent manufacturing and forming integrated device for machining, which comprises a clamping and rotating mechanism capable of clamping a plate, turning over the plate and conveniently beating and forging the back surface of the plate, and a clamping and deviation preventing mechanism used for beating and forging the plate with small volume and simultaneously turning over the plate and the clamping and deviation preventing mechanism. The plate forging and clamping anti-deviation device is scientific and reasonable in structure and safe and convenient to use, a forging and clamping anti-deviation mechanism is arranged, a rotating disc drives a rotating push rod to rotate, a moving platform is pushed to slide in a moving groove, a clamping plate moves towards the plate, the plate is clamped, the plate is clamped, and the plate forging and clamping anti-deviation device is convenient to use. And then the two clamping plates are pushed to move through the electric push rod, the distance between the two clamping plates is reduced, plates with different widths can be conveniently clamped, then the worm is driven to rotate through the micro rotating motor, and a turbine is matched with a power transmission gear.

The invention discloses an automatic dough kneading machine and a using method thereof. The automatic dough kneading machine comprises a dough kneading bin, wherein a cover plate is arranged at the top of the dough kneading bin; a mounting sleeve is fixedly connected to the right side of the dough kneading bin; a vertical rod is placed in an inner cavity of the mounting sleeve; a mounting plate isfixedly connected to the top of the vertical rod; a storage bin is fixedly connected to the surface of the mounting plate; a baffle is fixedly connected to an inner cavity of the storage bin; and a screw feeder is fixedly connected to the surface of the baffle. According to the automatic dough kneading machine disclosed by the invention, through the dough kneading bin, a discharging hose, the storage bin, a water inlet pipe, the vertical rod, an electromagnetic valve, a connecting steel pipe, an annular pipe, the cover plate, the screw feeder, a placing frame, a servo motor, a gravity sensorand a movable plate, the device is convenient to use, and the problems that a dough kneading machine in the existing market is not convenient to use, the working procedures of using, loading and the like of the equipment still need manual participation, workers still need real-time participation on site during operation, the automation degree of the equipment is insufficient, and operation and useof a user are not facilitated are solved.

The invention relates to a temperature control device of an instant-heating carbon fiber electric heating air conditioner. The temperature control device comprises a carbon fiber heating device and a temperature control device body, wherein the temperature control device body comprises a temperature control knob, a contactor, a temperature controller and a temperature sensor for detecting the temperature of the carbon fiber heating device; the temperature sensor is electrically connected with the temperature controller; a temperature control panel is arranged between the temperature control knob and the temperature controller and is connected with a change-over switch; the contactor is connected with an indicating lamp in parallel; the change-over switch is connected with a temperature and humidity controller; an input end of the temperature and humidity controller is connected with the temperature sensor and an output end of the temperature and humidity controller is connected with a high-temperature alarm device and a low-temperature alarm device; and the output end of the temperature and humidity controller is also connected with the contactor. The temperature of a carbon fiber heating wire can be detected through the sensor, and automatic temperature regulation and over-temperature alarm are achieved by combining the temperature and humidity controller; and the temperature control device has the advantages of being reasonable in structure, high in strength, safe in use, long in service life and good in heating effect.

The invention belongs to the technical field of bench saws, and particularly relates to a safety bench saw based on flywheel limiting. The bench saw comprises a bench saw shell, an annular saw blade,a mechanism cavity, a fixed plate, a first arc guide rail, a first driven wheel, an arc limiting plate, a flywheel, a transmission gear, a second driven wheel, a motor, a drive wheel and the like; when a user touches the high-speed-rotating annular saw blade due to sudden accidents, the motor is stopped, a coil is instantly powered on, under the electromagnetic induction effect, a ladder type block is instantly inserted into a corresponding ladder cut opening, the flywheel drives the arc limiting plate to do arc motion around the axis of the flywheel, clamping teeth on the arc limiting plateand the sawteeth on the annular saw blade carry out limiting finally, the annular saw blade is instantly stopped, and safety of the user is protected; in addition, the first driven wheel moves downwards, a first belt gradually becomes loose, the possibility that the first driven wheel is subject to transmission, and the annular saw blade still rotates is avoided, and safety of the user is furtherprotected.

The present invention provides an image sensing device, the forming method and a semiconductor device thereof, wherein the image sensing device comprises the following components: a semiconductor substrate which has a first type of conductivity; a first material layer which has the first type of conductivity at the upper part of the semiconductor substrate; a second material layer which has a second type of conductivity at the upper part of the first material layer, wherein the second type of conductivity is different from the first type of conductivity; and a plurality of pixels existing in the second material layer. The device of the invention and the preparing method thereof can reduce the crosstalk disturbance and the electric spill phenomenon. Besides, the device provided by the invention and the preparing method thereof can easily confirmed with the prior semiconductor technological equipment and technique. The device provided by the invention and the preparing method thereof can avoid the ultimate of the technological equipment and the technique. Furthermore, the device provided by the invention and the preparing method thereof are suitable for the dimension of the pixel reducing continuously.

The invention discloses an organic fertilizer fermentation device, and relates to the technical field of organic fertilizer fermentation devices. The organic fertilizer fermentation device comprises a fermentation tank, the fermentation tank is provided with a gas storage tank, the side, opposite to the fermentation tank, of the gas storage tank is connected with a gas delivery pipe, and the side, away from the gas storage tank, of the fermentation tank is provided with a winder; a winding cover is connected to the side, close to the fermentation tank, of the winder, a moving plate is connected to one side of the winding cover, and a double-shaft motor is mounted at the top end of the moving plate. By arranging a flow limiting pipe, a flow limiting ring, a rotating ring, a rotating pipe, a rotating groove, a sealing ring and the like, the uniform spraying function of a water spraying device is achieved, so that a pressing plate and a pressing groove on the two sides of the bottom end of the moving plate extrude a pressing ring through movement of the moving plate, and then the pressing ring drives the rotating pipe to be gradually stored into the flow limiting pipe; and when the top end of the rotating pipe upwards abuts against and opens a flow limiting cover, a water source is connected and enters a spray head through the rotating pipe to be sprayed out, and the sprayed water source evenly enters the fermentation tank in a rotating mode through gaps between the pressing grooves.

The invention provides a lifting hook limiting structure of a fuel pipe crane, which can effectively guarantee the action of a limiting device so as to control the action of a winch, better realize limiting of a lifting hook during a lifting process and avoid the impact of the lifting hook against a pulley block. The lifting hook limiting structure comprises a boom, wherein the winch is arranged at one end of the boom; the pulley block is arranged at the other end of the boom; a lifting rope is connected with the winch and the pulley block; and the lifting rope is connected with the lifting hook after bypassing the pulley block. The lifting hook limiting structure is characterized in that a limiting control rope is arranged on the boom; one end of the limiting control rope is connected with a limiting control device; the other end of the limiting control rope is connected with a bearing block through a guiding and positioning device; a through hole is formed in the center of the bearing block; and the lifting rope passes through the through hole and is connected with the lifting hook.

The invention discloses a high-strength composite fiber processing spinning spool with anti-eccentricity protection, which comprises a fixed base, a moving block and a bearing box, the outer side of a threaded rod is sleeved with the moving block, the top end of a piston rod is provided with the bearing box, the bearing box is internally provided with a supporting seat, the inner side of a fixed cylinder is provided with a bearing sleeve, and the inner side of the fixed cylinder is provided with the bearing sleeve. A rotating shaft is installed at the center position of the bearing sleeve in a penetrating mode, a movable cavity is formed in the outer side of the rotating shaft, and a spool body is installed on the opposite side of the bearing box. According to the high-strength composite fiber winding device, the bearing sleeve is installed on the inner side of the fixed barrel, the second motor operates to drive the rotating shaft to rotate, the rotating shaft drives the yarn barrel body to rotate to wind high-strength composite fibers, the bearing sleeve increases the stress area of the rotating shaft during rotation, the stop ring limits the bearing sleeve, and the stability of the rotating shaft during rotation is guaranteed; therefore, the rotating shaft is stressed more uniformly during rotation, and the phenomenon of eccentricity during winding of the spinning spool is effectively prevented.

The invention discloses a novel skin stitching instrument, and relates to the technical field of skin stitching instruments, the novel skin stitching instrument comprises a shell, the left side of the lower side surface of the shell is provided with a groove, the front side and the rear side of the inner wall of the groove are jointly and rotatably connected with a threaded rod, the rod wall of the threaded rod is in threaded connection with a moving block, and the upper side of the inner wall of the groove is provided with a sliding groove; the inner wall of the sliding groove is slidably connected with the upper side surface of a moving block through a sliding block, the front side surface of the moving block on the rear side is fixedly connected with a needle inserting block, the front side surface of the needle inserting block is fixedly connected with a needle head, the left side surface of the needle head is provided with a wire inlet hole, and the rear side surface of the moving block on the front side is fixedly connected with a pressing shell. In the wound suturing process, secondary damage to a wound caused by a traditional suturing nail is reduced, meanwhile, the difficulty that an operator uses a suturing line for suturing is facilitated, and the wound is sutured more closely.

The invention discloses a cheese radio frequency dryer capable of fast discharging and discharging, and relates to the technical field of drying equipment. The cheese radio frequency dryer capable of rapid discharging and discharging includes a radio frequency drying mechanism. The interior of the drying mechanism is provided with a transmission mechanism, and the radio frequency drying mechanism is arranged on the upper surface of the base, the upper surface of the base is fixedly connected with the bottom end of the transmission mechanism, the transmission mechanism includes a driving device, and the driving device The output shaft is fixedly connected with one end on the back of the driving wheel, and the bottom end of the driving device is fixedly connected with the upper surface of the base. The cheese radio frequency dryer that can be quickly discharged and discharged, through the joint action of the motor, the driving wheel, the driven wheel, the belt, the first rotating shaft, the first bearing and the fixed block, thus realizing the rapid feeding and discharging of the cheese. Discharging avoids the long-time-consuming process of laying out the workers, and realizes the limit of the package, avoiding the collision and extrusion of multiple packages, thus bringing great convenience to the workers.

The invention relates to an infusion support, in particular to a movable lifting medical infusion support. The movable lifting medical infusion support is convenient for people to move, is very convenient, time-saving and labor-saving, and can be used for fixing a liquid medicine bottle with an overlarge volume. The movable lifting medical infusion support comprises a bottom plate, and four wheels are arranged on one side of the bottom plate at intervals; a chassis mounted among the four wheels; a vertical rod mounted on the chassis; and a heavy block mounted on the bottom plate. The medicine bottle is hung on a linkage rod, the medicine bottle is inserted into a liquid medicine containing box to be limited, when a patient needs to go to the toilet, a sliding handle is twisted to be separated from a clamping groove, then the sliding handle is pulled along a sliding groove to enable a sliding rod to move upwards to be separated from a heavy block, and then the sliding rod is moved to the device through wheels; people can conveniently move the infusion support, and time and labor are saved.

The invention relates to cloth drying and winding equipment. The cloth drying and winding equipment comprises a base, a humidifying and drying device and a material guiding and winding device, whereinthe humidifying and drying device is arranged in the middle of the upper end of the base, and the material guiding and winding device is arranged at the upper end of the base. By spraying and humidifying cloth between the two heating processes, on one hand, cloth deformation caused by excessive drying of cloth is prevented, and on the other hand, the cloth is smoother after being humidified and ironed, so that wrinkles during winding are prevented; the problems that once the cloth is excessively heated, the cloth shrinks and deforms, so that the attractive appearance of the integrally formedcloth cannot be guaranteed, and the performance of the cloth is influenced are solved; and the winding efficiency of cloth is improved in a mode of quickly disassembling and assembling a winding roller.

The invention discloses a cooling fin double-gun plasma welding machine. The cooling fin double-gun plasma welding machine comprises a support. A mold mechanism is arranged on the front side of the support, a lifting cylinder is arranged on the front side of the upper end of the support, and a double-gun gear rotating mechanism is arranged at the bottom of the lifting cylinder. The mold mechanismcomprises a jacking cylinder, a base plate, a moving lower mold plate, a fixed upper mold plate, guide sleeves, lower locating copper columns, lower locating stretching cylinders, upper locating copper square blocks and cooling water connectors. By the adoption of the integral structural design, the purpose that the inner circle edge welding can be fully automatically conducted on middle circularholes in two circular workpieces which are stacked together is achieved, the purposes that the labor intensity of workers can be greatly reduced, the service cost of an enterprise can be reduced are achieved, and utilization is more convenient. Double plasma welding guns can achieve synchronous welding, are high in welding efficiency and conduct locating on the stacked circular workpieces throughthe arranged mold mechanism, and therefore the double-gun gear rotating mechanism can have the advantages of being high in welding accuracy and good in welding effect, and the cooling fin double-gun plasma welding machine meets the requirement of the enterprise for the large-scale batch production.

The invention relates to an automatic aluminum alloy fluorocarbon spraying system and a fluorocarbon spraying method. The automatic aluminum alloy fluorocarbon spraying system comprises a U-shaped frame, a supporting device, an operation box, a spraying device and a moving device. According to the supporting device designed by the invention, a supporting cylinder is sleeved with a pipe fitting, then a driving rod is rotated clockwise, and drives a gear to rotate, the gear rotates to drive two rack plates to move in opposite directions, so that pipe fittings with different diameters are internally supported, and the pipe fittings with different diameters are conveniently sprayed; in a designed limiting unit chain, adjusting screw rods are sequentially rotated clockwise, and rotate to drive L-shaped plates to move, the pipe fittings with different diameters are limited before fluorocarbon spraying, and the situation that the pipe fittings make displacement when being rotated for fluorocarbon spraying is avoided; and in the designed spraying device, spraying plates move downwards after abutting against the pipe fittings so as to realize circumferential spraying of the pipe fittings with different diameters and lengths.

The invention provides a structure for fixing nuts to a surface shell and a mobile terminal. The structure for fixing the nuts to the surface shell comprises the nuts and the surface shell, wherein the nuts are provided with bodies and limiting parts arranged on the bodies; the bodies are provided with threaded holes; the surface shell is provided with mounting grooves for mounting the nuts; side walls of the mounting grooves are provided with limiting matching parts; the limiting parts are matched with the limiting matching parts in order to limit the movement of the nuts relative to the surface shell. According to the structure for fixing the nuts to the surface shell provided by the invention, the limiting parts on the nuts are matched with the limiting matching parts on the side walls of the mounting grooves after the nuts are mounted in the mounting grooves from open ends of the mounting grooves, so that the movement of the nuts relative to the surface shell can be limited; fixing of the nuts to the surface shell is realized; the requirement on mold accuracy is lowered; and a high molding yield is achieved. Moreover, the nuts can be fixed without any Z-direction structural component, so that the mounting accuracy of the nuts on the surface shell is increased, and the mounting strength is enhanced.

The invention discloses a press-fitting type energy absorption box assembly and vehicle. The press-fitting type energy absorption box assembly comprises an energy absorption box body, wherein the energy absorption box body is an aluminum alloy extrusion forming part, the rear end of the energy absorption box body is arranged in the front end of a front longitudinal beam in an interference fit mode in the left-right direction, and the energy absorption box body and the front end of the front longitudinal beam are fixed through a connecting bolt. The press-fitting type energy absorption box assembly is good in energy absorption effect and simple in structure, problems of poor connection or vibration abnormal sound and the like between the energy absorption box body and the front longitudinal beam can be effectively avoided, meanwhile, a problem of longitudinal beam limiting is avoided, universality is good, and cost is saved.

The invention discloses a power supply cable unlocking device applied to a server. The device comprises a clamping mechanism, a pull belt and an unlocking mechanism; the clamping mechanism comprises afirst clamping handle and a second clamping handle; the first clamping handle is rotationally installed on the second clamping handle; a cavity is formed in the first clamping handle; the pull belt is arranged in the cavity; and the two ends of the pull belt extend out of the first clamping handle. According to the invention, a wire end connector is fixed through the clamping mechanism, the pullbelt is pulled to drive the unlocking mechanism to rotate and the unlocking mechanism rotates to press and unlock a buckle on the wire end connector, so that the wire end connector and the power supply cable can be integrally pulled out of a board end connector quickly, time and labor are saved, the working efficiency is improved, a worker does not need to touch the wire end connector with hands in the whole unlocking process, and the safety during working is improved.