3333results about How to "Avoid scratches" patented technology

The invention discloses a buffer type nuclear power stop valve suitable for a high-pressure environment, and relates to the technical field of nuclear power stop valves, the side face of a valve body is fixedly connected with a connecting component, and one end of the valve body is fixedly connected with a cleaning component. By means of the structure, the screen plate filters impurities in fluid, the impurities mixed with the fluid are prevented from entering the valve body and scratching the side face of the valve body, meanwhile, the fluid impacts and enters the valve body through the screen plate, the fluid impacts the screen plate, and therefore the fluid is prevented from entering the valve body. The mesh plate drives the ejection mechanism to be far away from the mesh plate through the telescopic rod, meanwhile, through impact force of fluid to the mesh plate, part of impact force is absorbed, impact of the fluid to the valve clack during opening is relieved, and an effective buffering effect can be provided in a high-pressure environment.

The utility model discloses a solar cell piece and a photovoltaic module, the solar cell piece comprises a cell piece body, the cell piece body is provided with a light receiving surface and a backlight surface, the backlight surface is provided with electrodes, the light receiving surface is provided with a plurality of separators which are arranged at intervals, and the electrodes are arranged on the electrodes. And the extension direction of at least part of the separators is staggered with the extension direction of the electrodes. Therefore, in the stacking process of the battery pieces, the light-receiving surfaces of the battery pieces can be isolated and protected, the light-receiving surfaces of the battery pieces are prevented from being scratched by electrodes on the adjacent battery pieces, meanwhile, shielding of the light-receiving surfaces of the battery pieces can be reduced, and the conversion efficiency of the battery pieces is improved. Besides, the extension directions of at least part of the separators are arranged to be staggered with the extension directions of the electrodes, so that part of the separators can always form isolation support on the electrodes on the adjacent battery pieces when the battery pieces are stacked, and the isolation protection effect on the light receiving surface is further improved.

The utility model discloses a wafer rotary drying device. The wafer rotary drying device comprises a rotary platform; the multiple clamping jaws are distributed in the circumferential direction of the rotating platform at intervals. The clamping jaws are connected to the rotating platform through rotating shafts correspondingly. The side, facing the wafer, of the clamping jaw is provided with a horizontal placement face used for horizontally supporting the back face of the wafer. The climbing surface is arranged on the peripheral side of the horizontal placement surface; the clamping surface is arranged on the peripheral side of the climbing surface and can be matched with the climbing surface to clamp the edge of the wafer; when the rotating platform rotates, the upper portions of the clamping jaws rotate inwards and downwards, the clamping face and the climbing face of each clamping jaw are matched, and the multiple clamping jaws clamp the wafer together. The utility model also discloses a wafer rotary drying method. According to the utility model, the cleaning and drying effects of the back of the wafer are improved; the rotating platform does not participate in clamping of the wafer, so that the number of consumables is remarkably reduced; relative sliding of the wafer and the clamping jaw is effectively avoided, and rotation stability is improved.

The back contact solar cell comprises a silicon substrate, a first passivation layer, a protection layer, a first electrode and a second electrode, the silicon substrate is provided with a first surface and a second surface which are opposite to each other, and one side of the second surface of the silicon substrate is provided with a P-type conductive region and an N-type conductive region which are arranged at intervals; the first passivation layer is arranged on the first surface of the silicon substrate, the protection layer is arranged on the side, away from the silicon substrate, of the first passivation layer, the first electrode is electrically connected with the P-type conductive region, and the second electrode is electrically connected with the N-type conductive region. The protection layer can prevent other stacked back contact solar cells or other objects from making contact with the surface of the first passivation layer, and the surface of the first passivation layer is prevented from being scratched or damaged by other objects, so that the passivation effect of the first passivation layer on the first surface is guaranteed, and the photoelectric conversion efficiency of the back contact solar cells is improved. In addition, due to the arrangement of the protective layer, the surface of the first passivation layer can still be well protected when the multiple back contact solar cells are stacked irregularly, and an isolation part does not need to be additionally arranged between every two adjacent back contact solar cells in the sorting and collecting process. The sorting and collecting efficiency of a plurality of back contact solar cells can be improved, the structure is simple, preparation is convenient, and the preparation cost is saved.

The invention relates to the technical field of planer type milling machines, in particular to a base self-cleaning type light planer type milling machine which comprises a milling machine body and a base, a portal frame is integrally formed at the top of the milling machine body, a vertical sliding table is slidably connected to one side of the portal frame, and a horizontal sliding table is slidably connected to one side of the vertical sliding table; the base is arranged in the middle of the milling machine body in a sliding mode, and the milling head and the air cylinder are arranged in the middle of the horizontal sliding table. According to the improved planer type milling machine, in the milling process, waste chips generated in the milling process are blocked through the rotary cleaning assembly and collected into the waste chip collecting box, the pressure of a tool bit in the milling process is effectively relieved, the tool breaking risk is reduced, meanwhile, scratches left on the surface of a workpiece by the waste chips are prevented, and after machining is completed, the waste chips are prevented from being scratched by the waste chips. The translation cleaning assembly is used for cleaning residual scraps in gaps of the base, and meanwhile, the translation cleaning assembly can also filter and recycle cutting fluid in the milling process.

The utility model relates to an automatic cooker, which comprises a base, a frying pan, a mounting seat, an overturning arm, a first cooker cover, a driving device, a stir-frying manipulator, a detection switch and a control component, the driving device drives the stir-frying manipulator to stir-fry dishes, and the signal output end of the control component is electrically connected with the control end of the driving device. The signal output end of the detection switch is connected with the signal input end of the control assembly, the driving device and the detection switch are in signal connection with the control assembly, and the detection switch is used for detecting the covering condition of the first pot cover and the frying pot. The detection switch is arranged to detect the closing condition of the first pot cover, and when the detection switch detects that the first pot cover is in the closed state, the driving device cannot be started, so that the stir-frying manipulator is prevented from rotating when the first pot cover is not closed, a user is prevented from being scratched by the stir-frying manipulator, and the use safety of the automatic cooker is ensured.

The invention discloses a laser cutting device for kitchenware production, and relates to the technical field of kitchenware production, the laser cutting device comprises a fixed frame, a supporting frame is fixedly mounted at the bottom of the fixed frame, a plurality of placing frames are fixedly mounted on the inner side of the fixed frame, the laser cutting device further comprises a movable frame and a laser cutting device, the movable frame is arranged above the fixed frame, and a movable seat is arranged above the interior of the movable frame; a U-shaped frame is fixedly installed at the bottom of the movable seat, an electric push rod is fixedly installed in the U-shaped frame, meanwhile, a disc is fixedly installed at the movable end of the electric push rod, guide rods are symmetrically installed at the top of the disc, the two sets of guide rods are both slidably connected with the U-shaped frame, and a laser cutting head is fixedly installed at the bottom of the disc; the top of the cutting position can be cleaned after the plate is cut, attached slag can be cleaned down, the subsequent grinding and cleaning step is omitted, the influence on subsequent kitchen ware plate machining is avoided, and the production efficiency of kitchen ware is improved.

The invention discloses a protective induction cable convenient to connect, and relates to the technical field of cables, a rubber block is embedded in a fixing groove, a buffer hole channel is formed in the rubber block, an assembling groove is formed in the top of the rubber block, the outer side of an outer conductor is wrapped with a silica gel pad, an outer layer hose is embedded in the assembling groove, and a semicircular ring piece is embedded in a supporting groove. The outer conductor and the inner conductor are better protected under the multi-absorption and multi-buffering effects of the silica gel pad, the outer-layer hose and the rubber block and the supporting arc sheets and the elastic rings and the supporting arc sheets, and under the supporting effect of the rubber block, the outer conductor and the inner conductor are not prone to falling off due to the fact that the outer-layer hose and the rubber block are evenly welded to the outer side of the outer-layer hose and the supporting arc sheets are evenly welded to the outer side of the outer-layer hose, and the supporting arc sheets are welded to the other ends of the three adjacent elastic rings. The groove hole is prevented from being deformed, the cable can operate normally, the silica gel pad can be tightened through the fixing leather strip, when an insulating layer on the outer side of the cable is damaged, the silica gel pad can tightly wrap the outer side of the outer conductor, and the outer conductor is better protected.

The invention discloses laser cutting equipment, and relates to the technical field of laser cutting, the laser cutting equipment comprises a laser cutting main body and a cutting table, the laser cutting main body is fixedly arranged on a mounting frame, an adjusting assembly is arranged at the upper end of the cutting table, a plurality of rotating rollers are arranged on the inner side of the cutting table at equal intervals, and second scraping rods are tightly attached to the rotating rollers; a lifting plate is arranged between the two rotating rollers, a correcting wheel is fixedly arranged at one end of the fixing pipe, a driving mechanism is arranged at the upper end of the first supporting plate, and a correcting mechanism is arranged at the upper end of the second supporting plate. According to the laser cutting device, a plurality of rotating rollers are rotationally arranged in the cutting table, so that plates can be conveniently conveyed, the plates can be prevented from being scratched by a lifting plate, the positions of exhaust holes in the rotating rollers can be corrected by arranging a correcting mechanism, and a laser cutting main body can be conveniently cooled by arranging a cooling pipe and a connecting pipe.

The invention discloses a new energy automobile charging pile, and relates to the technical field of charging piles, the new energy automobile charging pile comprises a pile body, a bottom frame, a side box, a driving assembly, a conveying assembly, a cleaning assembly, a storage assembly and a cable, the pile body is fixedly connected with the bottom frame, the side box is fixedly connected to the top of the bottom frame, and a threading hole is formed in the outer surface of the side box; the end face of the cable is fixedly connected with a charging gun, and the cable is located in the side box. According to the new energy vehicle charging pile, when the new energy vehicle charging pile is in an unused state, the charging gun is located in the storage box, the cable is located in the side box and is in a storage state, and when a vehicle owner completes charging and does not return the charging gun, the cable and the charging gun can be automatically stored through operation of the motor; the function of automatically storing the cable and the charging gun is achieved, it is ensured that the cable and the charging gun are always in a closed protection state when the charging pile is not used, and the service life of the charging pile is effectively prolonged.

The invention discloses an environment-friendly waterproof paint spraying device and method, and relates to the technical field of environment-friendly spraying, the environment-friendly waterproof paint spraying device comprises a bottom plate and further comprises a material uniformizing device, a liquid storage barrel is fixedly mounted at the top of the bottom plate, a feeding pipe is fixedly mounted at the top of the liquid storage barrel, and a discharging pipe is fixedly mounted on the circumferential surface of the liquid storage barrel; a high-pressure pump is fixedly installed on the left side of the discharging pipe, a hose is arranged on the right side of the high-pressure pump, a high-pressure spray head is arranged at the end, away from the bottom plate, of the hose, and the material uniformizing device comprises a servo motor, a stirring rod, a hollow rod, a driving rod, a stabilizing block, an arc-shaped plate and an extrusion block; the coating in the liquid storage barrel can be effectively turned over through the reciprocating movement of the cambered surface plate, and the coating is prevented from being precipitated or layered in the storage process, so that the quality of a sprayed coating is improved, and the phenomenon of bubbles or uneven spraying is reduced.

The utility model relates to an automatic sorting device for lens disassembly, which relates to the technical field of lens disassembly and comprises a storage bin used for storing lenses to be disassembled and a feeding and discharging Y shaft arranged on one side of the storage bin and used for moving the lenses in a tray out to a working area. The jacking and clamping double-station assembly comprises a clamping head for clamping a to-be-disassembled lens, a lead screw motor for ejecting out to-be-sorted components in the lens in the direction below the clamping head, a component pre-pressing plate piece for pre-pressing the products to prevent the products from scattering and inclining, and a pre-pressing mechanism switching shaft for adjusting the position of a pre-pressing mechanism. An inverted U-shaped support plate is arranged on the top surface of the free end of the component pre-pressing plate piece, the inner wall of the U-shaped support plate is connected with a vacuum chuck tailstock through a lifting component, the bottom surface of the vacuum chuck tailstock is connected with a vacuum chuck piece through a pipeline longitudinally penetrating through the component pre-pressing plate piece, and the vacuum chuck piece adsorbs a component in a lens in a product.

The invention provides laser cutting feeding equipment, and relates to the technical field of laser cutting equipment, the laser cutting feeding equipment comprises a feeding connecting piece, and the feeding connecting piece is provided with a row of lifting supporting pieces; two magnetic control pieces are respectively mounted at the bottoms of the row of lifting support pieces; the two rows of magnetic control pieces are respectively arranged on the feeding connecting piece; the row of lifting supporting pieces are used for supporting to-be-machined plates correspondingly. A path control piece is mounted on the feeding connecting piece; the path control piece is used for controlling the row of lifting supporting pieces to descend to prevent shielding, can support a to-be-machined plate in a rolling mode, prevents abrasion, can automatically descend, prevents adhesion of cutting melt and avoids deformation caused by laser heating, and solves the problems that a feeding sawtooth plate in existing laser cutting feeding equipment is prone to scratching the plate, and the production efficiency is high. And a large number of impurities are easily adhered to the sawtooth plate, so that the sawtooth plate is inconvenient to automatically return to a cutting position according to a cutting path.

The utility model relates to an electrode assembly and a battery monomer adopting the same, the electrode assembly consists of a positive plate, a negative plate and a diaphragm, the electrode assembly is provided with a positive lug and a negative lug, and the size of the negative plate is larger than that of the positive plate; the corner of the positive plate is an inner arc angle; the corner of the negative plate is an outer arc angle; the positive plates and the negative plates are stacked in sequence, and the diaphragms are arranged between the adjacent positive plates and negative plates. The corner of the negative plate is designed to be the outward arc angle, and the corner of the positive plate is designed to be the inward arc angle, so that the aluminum plastic film PP layer is effectively prevented from being scratched in the stacking and packaging processes of the electrode plates. According to the design, the stacking mode of the electrode plates is improved, the possibility of physical interference is reduced, and meanwhile, the reduction of loss in the battery assembly process is also facilitated.

The invention discloses integrated machining equipment for door frame reinforcing and supporting connecting pieces, relates to the technical field of door frame connecting piece machining equipment, and aims to solve the problems that in the door frame connecting piece machining process of existing machining equipment, time and labor are wasted, the machining precision is low, and the equipment is prone to being damaged. Comprising a rack and a forming assembly, the forming assembly is installed on the rack, and rolling forming is conducted on a plate through the forming assembly; a pretreatment assembly and a stamping assembly are arranged at the input end and the output end of the forming assembly respectively, the pretreatment assembly is used for cleaning sundries and removing flashes of a plate, and the stamping assembly is used for punching and bending the plate; the forming assembly and the stamping assembly are integrated on the machine frame, when the door frame connecting piece is produced, one-time forming can be achieved, secondary clamping installation of workers is reduced, the working efficiency is improved, and meanwhile the machining precision of the connecting piece is improved.

The invention provides an injection mold convenient to demold, and relates to the technical field of injection molds, the injection mold convenient to demold comprises a base, a supporting frame, a lower mold, a pushing mechanism and an upper mold, and a turnover mechanism capable of driving the lower mold to turn over when the upper mold vertically moves is arranged on the inner wall of the supporting frame; a feeding assembly capable of enabling a hot melting material to fill the lower mold from bottom to top so as to prevent the hot melting material from sputtering is arranged between the upper mold and the lower mold, and a demolding mechanism used for ejecting a formed product is further arranged at the bottom of the lower mold. According to the injection mold, when a hot melting material is poured, the problem that holes are formed in a formed product due to the fact that the hot melting material is sputtered to generate bubbles can be prevented, an opening of the lower mold can face downwards during demolding, the contact area of an ejection part and the bottom of the product can be increased, the product can be cooled while being ejected, and the product quality is improved. Therefore, the demolding speed can be increased, and the product quality can be improved.

The utility model discloses a metal belt cooling mechanism which comprises a supporting table, a support is jointly welded to the two sides of the upper end of the supporting table, two cleaning frames are installed on one side wall of the support in an up-down symmetrical mode, a cleaning roller is installed on each cleaning frame, flexible brush strips are installed on the outer sides of the cleaning rollers, and the flexible brush strips are connected with the supporting table. And a motor is mounted on the cleaning frame through a bolt at a position opposite to a rolling shaft of the cleaning roller. The cleaning device has the beneficial effects that on one hand, under the action of the cleaning frame, the cleaning roller, the flexible brush strip and the motor, residues on the surface of a metal belt subjected to hot rolling machining can be effectively cleaned, and the residues are prevented from being firmly adhered after the metal belt is cooled, and on the other hand, under the action of the electric telescopic rod, the air cooler, the air injection cover and the clamping roller, the cleaning effect is good. According to the metal belt cooling device, the metal belt can be clamped and corrected through the clamping rollers while air blowing cooling is conducted, so that deformation of the metal belt after cooling is effectively avoided, and the cooling quality of the metal belt is improved.

The invention relates to the technical field of steel coil processing, in particular to cross cut and leveling flying shear equipment which is characterized by comprising an unwinding device, a pinch shearing machine, a front film laminating machine, a leveling machine, a rear film laminating machine, a pinch cut-to-length machine, a flying shear, a conveying device and a stacking device which are sequentially arranged side by side. By means of the steel coil conveying device, steel coils can be conveyed very accurately and stably, the probability of scratching or scratching in the steel coil machining process can be greatly reduced, the steel coils can be sheared very accurately and stably, and the steel coil machining quality can be greatly improved.

The invention relates to a rigid-flex board and a manufacturing method thereof. A first covering film and a second covering film are respectively attached to the upper surface and the lower surface of a preset flexible area of a flexible board; a first flexible through window is formed in the position of the first prepreg in the preset flexible area, and a second flexible through window is formed in the position of the second prepreg in the preset flexible area; a first adhesive tape is pre-attached to the first rigid plate, a second adhesive tape is pre-attached to the second rigid plate, and the first adhesive tape and the second adhesive tape are milled; and sequentially laminating the first rigid plate, the first adhesive tape, the first prepreg, the first covering film, the flexible plate, the second covering film, the second prepreg, the second adhesive tape and the second rigid plate, arranging the first adhesive tape in the first flexible through window, arranging the second adhesive tape in the second flexible through window, and laminating to obtain the rigid-flexible combined plate. Compared with the prior art, the rigid-flex printed circuit board can be prevented from being attacked by liquid medicine and kept intact, the manufacturing reliability and the production efficiency of the rigid-flex printed circuit board are improved, and the production cost is reduced.

The invention discloses a hydraulically-driven underground mining loader, which relates to the technical field of loaders and comprises a working platform, a walking mechanism is mounted at the bottom end of the working platform, a bucket system is mounted at the front end of the top of the working platform, a mounting box is mounted at the rear end of the top of the working platform, and the hydraulically-driven underground mining loader further comprises an air inlet unit and a mounting unit. The air inlet unit is arranged, a motor runs to drive fan blades to rotate, the fan blades rotate to drive external air to enter the mounting box through an air inlet seat, when the air penetrates through a filter plate, the filter plate filters dust in the air, the dust is prevented from entering the mounting box through the air inlet seat, meanwhile, a movable seat reciprocates up and down, and the dust is prevented from entering the mounting box through the air inlet seat. The sliding plate scrapes dust on the filter plate downwards, external air is conveniently driven to enter the mounting box, heat dissipation operation is conducted on the interior of the mounting box, the entering air is filtered, dust is prevented from entering the mounting box, and meanwhile the dust on the filter plate is automatically scraped and collected.

The invention discloses finish machining equipment and a scroll compressor dynamic and static scroll plate, and relates to the technical field of machining machine tools. The machine comprises a machine body, a stand column is arranged in the machine body, a machine head is installed on the stand column, and a workbench located under the machine head is installed on one side of the stand column; the clamping piece comprises a base plate detachably installed on the workbench, the middle of the base plate is connected with a bearing ring frame used for installing the dynamic and static vortex plates, three air cylinder clamping rods are installed on the base plate in an array mode along the circumference of the base plate, and a pneumatic clamp located in the bearing ring frame is installed in the middle of the base plate. The overflow disc is arranged on the bottom disc of the clamping piece, a large amount of cooling liquid can be injected into the peripheral side of the clamping piece and the surface of the workpiece through the overflow disc, the state of soaking part of the workpiece is formed, continuous overflow of the cooling liquid can guarantee circulating heat exchange of the cooling liquid, meanwhile, the workpiece and a tool can be soaked more comprehensively through soaking of the workpiece, and the machining efficiency is improved. Local heating softening of the workpiece is avoided, and safety is improved.

The five-axis numerical control machine tool comprises an electric push rod and a machine box, a sealing plate arranged on the machine box rotatably exposes an internal machining space, the bottom of the machine box communicates with a clamping assembly, the bottom of an inner cavity of the machine box is fixedly connected with a protection assembly, and the top of the protection assembly is slidably connected with an auxiliary frame. A cooling assembly is fixedly connected to the position, away from the protection assembly, of the machine box. According to the five-axis numerical control machine tool for workpiece milling, the situation that the temperature of a milling device and the temperature of a workpiece are too high, so that use of equipment is affected is avoided, and therefore the situation that the surface of the workpiece is scratched due to the fact that chippings are accumulated on the clamping assembly is avoided, the machining precision of the milling device is improved, and the workpiece machining difficulty is reduced; and the influence of circulation of the cooling liquid on cooling is avoided, the workpiece machining integrity is ensured, and chippings generated by the workpiece and the cooling liquid are collected through the clamping assembly.

The invention belongs to the technical field of inner spherical cage forward extrusion dies, and particularly relates to an inner spherical cage forward extrusion die structure which comprises a base, a heating cylinder, guide sleeves, an annular frame, a thermosetting positioning mechanism and a bulletproof extrusion mechanism, the heating cylinder is arranged on the upper wall of the base, the upper end of the heating cylinder is open, and the guide sleeves are arranged on the inner wall of the heating cylinder in a penetrating mode; the annular frame is arranged on the side, away from the heating cylinder, of the guide sleeve, the thermosetting positioning mechanism is arranged on the heating cylinder, the bulletproof extrusion mechanism is arranged on the thermosetting positioning mechanism, and the thermosetting positioning mechanism comprises a limiting mechanism, a clamping mechanism, a heating mechanism and a cooling mechanism. According to the forward extrusion die structure for the inner ball cage, the shape and the size of the inner ball cage formed at high temperature after cooling and shaping can be guaranteed, and the demolding difficulty can be reduced.

The invention provides a vaginal secretion sampling device. The vaginal secretion sampling device comprises a shell, a sealing assembly and a sampling mechanism, the first end of the shell extends into the vagina to enable the through groove to correspond to the sampling position, then the sealing assembly is adjusted to open the through groove, then the second driving assembly is adjusted to drive the sampling block to extend out of the shell for sampling, at the moment, the spring is pressed, then abutting against the sampling block is cancelled, and the counter-acting force of the spring drives the sampling block to reset. And then the shell is moved to enable the through groove to correspond to another sampling position, then the first driving assembly is adjusted to drive the connecting sleeve to drive the sampling block to rotate to enable another sampling block to correspond to the through groove, at the moment, sampling can be carried out again by repeating the steps, and when the shell moves, the sampled sample is always located in the cavity, so that the sampling efficiency is improved. Sampling samples are effectively prevented from being polluted, repeated sampling can be carried out without repeatedly inserting the device into the vagina, the discomfort of a patient is reduced, the vagina of the patient is prevented from being scratched, and the practicability and the use safety of the device are improved.

The invention discloses intelligent three-dimensional projection display equipment, and relates to the technical field of three-dimensional projection equipment, the intelligent three-dimensional projection display equipment comprises a shell, a base and holographic projection glass, the base is fixedly connected in the shell, the number of the holographic projection glass is four, the four pieces of holographic projection glass are fixedly connected with one another and fixedly connected to the base, and the holographic projection glass is arranged in the shell. The holographic projection equipment comprises a shell, holographic projection glass is arranged on the shell, projection equipment is arranged on the upper portion of the holographic projection glass, a display screen is fixedly connected to the outer side of the shell, an access door is hinged to the outer side, close to the display screen, of the shell, and a shielding assembly capable of shielding the projection display equipment according to light rays is installed in the shell. The problems of light reflection, color fading, blurring and the like of a projection picture are avoided, the shading cloth can reduce the influence of ambient light on projection light rays, accurate restoration of colors is ensured, and the position and the unfolding size of the shading cloth can be flexibly adjusted, so that the shading applicability is improved.

The invention relates to the technical field of household appliance shell injection molding production, in particular to a household appliance shell injection molding mold which comprises a cooling detection mechanism, the cooling detection mechanism comprises a semiconductor refrigeration plate used for cooling cooling water, and further comprises an upper mold body and a lower mold body used for injection molding, and refrigeration cavities are formed in the upper mold body and the lower mold body correspondingly. In the forming process, the ultrasonic transmitting plate can transmit ultrasonic waves to penetrate through raw materials, the ultrasonic receiving plate can receive reflected ultrasonic waves, the curing degree and the forming quality of the raw materials can be judged by analyzing the change of received ultrasonic wave energy, and then electric signals are transmitted into the PLC through the ultrasonic receiving plate. And then the PLC can adjust the power of the semiconductor refrigeration plate and the working state of the water suction pump in real time according to the ultrasonic energy change detected by the ultrasonic receiving plate, so that the temperature and the flow speed of the cooling water are dynamically adjusted.

The invention provides stamping equipment for automobile engine oil pan production, and belongs to the technical field of oil pan stamping equipment. Which comprises a stamping equipment body and is characterized in that a lower die and an upper die are installed on the stamping equipment body, a first supporting frame is installed on one side of the stamping equipment body, and a second supporting frame is installed on the other side of the stamping equipment body; an automobile oil pan material plate is placed on the top of the first supporting frame. By arranging the auxiliary feeding mechanism and the auxiliary discharging mechanism, the auxiliary feeding mechanism can be utilized, workers do not need to make direct contact with an automobile oil pan material plate, the automobile oil pan material plate can be rapidly and stably transferred to the position between the lower die and the upper die, and accurate alignment can be achieved after transferring, and the automobile oil pan material plate can be reliably placed on the top of the lower die; and compared with a traditional manual handheld plate feeding mode, the feeding device is safer and more reliable.

The utility model discloses a glue sealing structure of a large-panel display screen, which comprises a display screen body, the display screen body comprises a plurality of single-grain display screens which are arranged in order, the periphery of each single-grain display screen is provided with a cutting route, and the cutting routes are arranged on the display screen body. The position, relative to the cutting route, of the display screen body is filled with a dispensing structure used for reducing glass chippings generated during cutting. According to the utility model, the sealant is filled on the cutting route of the single-grain display screen, so that the splashing of glass fragments during cutting is reduced.

The utility model relates to the technical field of feeding machines, and particularly discloses a novel centrifugal disc feeder which comprises a rack, an inner disc and an outer disc, the outer disc is provided with a containing space for containing external workpieces, the inner disc is arranged in the containing space, the rack is provided with a first driving mechanism and a second driving mechanism, the first driving mechanism is in driving connection with the inner disc, and the second driving mechanism is in driving connection with the outer disc. The inner disc is rotationally connected with the rack through the first driving mechanism, the second driving mechanism is in driving connection with the outer disc, and the outer disc is rotationally connected with the rack through the second driving mechanism; an output outer edge is arranged on the end edge of the outer disc; an external workpiece is placed on the inner disc, the first driving mechanism drives the inner disc to rotate, the workpiece moves to the output outer edge under the action of centrifugal force, and the second driving mechanism drives the outer disc to rotate and sends the workpiece out of the feeder. The inner disc rotates to drive workpieces on the inner disc to do centrifugal motion, the workpieces move to the output outer edge under the action of centrifugal force, noise generated in the feeding process is reduced, meanwhile, high-speed feeding is achieved, and efficiency is improved.

The invention discloses a novel drill rod system and a using method, and relates to the technical field of constructional engineering, and the novel drill rod system comprises an intelligent lifting clamp, a visual sorting system, an electric control clamping and rotating mechanism and a multi-section thread type dicing drill rod mechanism. The invention relates to the field of constructional engineering. According to the novel drill rod system, through mutual cooperation of the intelligent lifting clamp, the electric control clamping and rotating mechanism, the visual sorting system and the drill rod mechanism, electric control automatic rod extension can be conducted under the low clearance condition, and therefore high-depth and high-quality drilling and pile grouting engineering is achieved. The labor cost and the economic cost are reduced, and the hole forming quality and efficiency are greatly improved.