25results about How to "Depth is easy to control" patented technology

The invention discloses a linkage smoke exhaust device of a laser cutting machine, and relates to the technical field of laser cutting machines, the linkage smoke exhaust device comprises a smoke suction mechanism and a laser cutting device mounted in the smoke suction mechanism, a smoke exhaust mechanism is arranged on the inner side of the bottom of the smoke suction mechanism, and a blow-off pipe is arranged on one side of the smoke exhaust mechanism; the smoke suction mechanism comprises a cutting collection box, a fixed top cover is fixedly installed at the top of the cutting collection box, winding supports are symmetrically installed on one side of the top of the fixed top cover, winding motors are fixedly installed on the outer sides of the winding supports, and the output ends of the winding motors are fixedly connected with winding rollers; rotation and storage of the rotating plate are achieved through the winding motor, laser cutting equipment can be protected conveniently, when the rotating plate rotates and inclines, the rotating smoke suction hood is kept in a horizontal state all the time through the gravity effect of a balancing weight at the bottom of the rotating smoke suction hood, the rotating smoke suction hood covers the top of a cutting part all the time, and the smoke suction effect is improved.

The invention discloses a sealing gasket taking-out device for a liquid rocket engine valve test. The sealing gasket taking-out device comprises a replaceable head, an extension rod, a limiting piece and a riveting pin. One end of the replaceable head is a duckbilled tip, and the other end is screwed with the extension rod; a radial through groove is formed in the position, close to the duckbilled tip, of the replaceable head, and the limiting piece is installed in the radial through groove and fixed through the riveting pin. By means of the sealing gasket taking-out device for the liquid rocket engine valve test, the problem that a soft metal sealing gasket cannot be taken out of a flange groove after a valve low-temperature and high-pressure test is conducted is solved.

This invention discloses an energy meter with a built-in high-current relay, relating to the field of energy meter technology. The energy meter includes a meter box containing a control panel and a relay. A wiring plate is embedded in the end face of the meter box. A through hole is formed in the center of the front of the wiring plate, and wire holes are formed at both ends of the front of the wiring plate. A conical protrusion is movably fitted inside the through hole, and a main rod is fixedly connected to the outer end face of the conical protrusion. This invention overcomes the shortcomings of existing technologies, achieving efficient wiring, stable conductivity, precise clamping, and quick assembly and disassembly. It solves the problems of complex wiring, poor contact, inconvenient maintenance, and low safety in traditional energy meters, and has high social value and application prospects.

The invention discloses a ceramic radome protective coating spraying device and method. The spraying device comprises a rotary fixing unit, a spraying unit and a cover body internal negative pressure control unit. The rotary fixing unit comprises a supporting device and a first power device; during spraying, the ceramic antenna housing is arranged outside the supporting device in a sleeving manner; the interior of the ceramic radome and the supporting device form a first closed accommodating space; the spraying unit comprises an injection system and a second transmission device connected with the injection system; the injection system comprises an injection device; an outlet of the spraying device is arranged opposite to the antenna housing arranged outside the supporting device in a sleeving manner; the negative pressure control unit in the cover body comprises an air outlet pipeline, and an air outlet of the air outlet pipeline is located in the first closed containing space. And the coating quantitatively enters the surface layer of the ceramic radome, and the coating does not deeply enter the ceramic radome.

The utility model relates to a soil drilling device for groundwater detection, which comprises a bottom plate, two groups of connecting columns are arranged on a mounting plate and are in threaded connection with a screw rod, and a drill bit is rotatably arranged on the bottom surface of the mounting plate, so that the movement stability of a moving plate and the drilling stability of the drill bit are effectively improved; according to the soil drilling device, sampling distortion or damage caused by shaking or instability of the device is avoided, supporting rods are slidably arranged in multiple sets of mounting holes, supporting bases are connected to the outer walls of multiple sets of balls, when operation is conducted on a slope, the soil drilling device is kept horizontal, the perpendicularity in the drilling process can be ensured by keeping the soil drilling device horizontal, and the drilling efficiency is improved. And hollow cones are arranged on the multiple sets of supporting bases, supporting rods are arranged at the bottom ends of the multiple sets of sliding blocks, inserting rods are arranged on one sides of the multiple sets of supporting rods, the soil drilling equipment can be fixed to the ground, and shaking and instability caused by counter force in the drilling process can be effectively reduced.

The invention discloses a fungus bag pore-forming machine and a pore-forming method, belongs to the technical field of edible fungus production, and is used for solving the problems that pores are not uniform and the depth is not easy to control. The fungus bag pore-forming machine comprises a rack, and a punching mechanism and a jacking mechanism which are arranged on the rack, the punching mechanism comprises a puncher, a rotary driving mechanism and a movable driving mechanism, the puncher is provided with a through hole penetrating in the length direction, a blade is arranged at one end of the puncher in the length direction, the movable driving mechanism is configured to drive the puncher to move in the length direction, and the rotary driving mechanism is connected with the puncher; the driving device is configured to drive the puncher to rotate in the process that the puncher is inserted into the fungus bag; the jacking mechanism comprises a jacking shaft and a jacking driving mechanism, the jacking shaft is movably arranged in the through hole, and the jacking driving mechanism is connected with the jacking shaft and is configured to drive the jacking shaft to move in the length direction of the through hole so as to form a hole in the fungus bag. The fungus bag pore-forming machine is used in the fungus bag pore-forming method.

This invention discloses a large-scale grass seeding device for grassland ecological restoration, belonging to the field of grassland ecological restoration technology. The device includes a seeding frame with two rows of plow blades mounted on its lower surface, the blades being staggered in position. Each plow blade has a cutting section at its front end, which is triangular in shape, and a supporting section at its rear end, which has a symmetrical butterfly-wing structure. The cutting section cuts linear planting grooves into the soil. A connecting rod is rotatably connected to the rear end of the seeding frame via a bearing, and a pressing roller is rotatably connected to the end of the connecting rod. This invention employs a triangular cutting section for linear grooving, only subjecting the soil to narrow-slit, linear, and minimal disturbance. The working surface is narrow and the depth is controllable, without damaging the original structure of the grassland surface. It can completely preserve the crust layer and litter layer, maximizing the soil's water retention, soil stabilization, and wind erosion resistance, thus preventing secondary degradation of the grassland ecosystem from the source and truly achieving protective ecological restoration.

The invention discloses a clarification recovery device for starch processing, and relates to the field of starch processing.The clarification recovery device comprises a base, a sliding groove is formed in the upper surface of the base, a starch settling box is movably inserted into the sliding groove, and a first support is vertically connected to the edge, close to the rear side, of the upper surface of the base; a first lifting air cylinder is installed on the front side wall of the first support, a floating foam removing mechanism is installed on the front side of a moving part of the first lifting air cylinder, a control box is movably placed on the rear side wall of the first support, a second support is vertically connected to the upper surface of the base on one side of the first support, and a second lifting air cylinder is installed on the front side wall of the second support. By arranging the floating foam removing mechanism, the effect of automatically removing floating foam before the clarified liquid is recycled can be achieved, and the situation that the floating foam influences the water quality of the clarified liquid is avoided; by arranging the clarified liquid recycling mechanism, the clarified liquid can be automatically pumped into the clarified liquid collecting box through a recycling pipe to be collected.

The utility model relates to the technical field of depth-controllable cutting, in particular to a depth-controllable cutting device which comprises a working table, supporting legs are fixed at the bottom end of the working table through bolts, a first hydraulic telescopic device is fixed at the upper end of the working table through bolts, and a second hydraulic telescopic device is fixed at the lower end of the working table through bolts. A rail is fixed to the upper end of the first hydraulic telescopic device through a bolt, a sliding block is arranged on the rail in a sliding mode, a fixing frame is fixed to the bottom end of the sliding block through a bolt, and a second motor is fixed to one side of the fixing frame through a bolt. The vertical position height of the cutting blade can be controlled by arranging the first hydraulic telescopic device, a track is provided for front-back movement of the cutting blade by arranging the sliding rail, and the moving range of the cutting blade is wider through mutual cooperation of the first hydraulic telescopic device and the track.

The utility model belongs to the technical field of cable foil processing, and discloses an edge trimmer for aluminum foil processing, which comprises a conveying component used for conveying aluminum foil in a rolling manner, and a cutting component used for cutting the aluminum foil after elastically pressing the aluminum foil is mounted at the top of the conveying component. The supporting assembly is arranged below the cutting assembly and used for groove type supporting and can adjust the supporting position in a sliding mode, and a synchronizing assembly used for synchronously adjusting the slitting position and the supporting position is installed between the supporting assembly and the cutting assembly; the supporting assembly comprises a supporting frame. According to the edge trimmer for aluminum foil machining, due to the arrangement of the groove type support, the feed depth is increased, the feed depth is convenient to control, and slitting is convenient; the supporting positions are adjusted in a sliding mode, so that supporting of different cutting positions is met; by means of synchronous slitting position adjustment and supporting position adjustment, it is guaranteed that the slitting position and the supporting position are kept corresponding all the time, and meanwhile adjustment is facilitated.

The invention relates to the technical field of agricultural machinery, and discloses a highland barley wide-width uniform sowing device and method with an adjustable sowing speed function, which solves the problem of low sowing efficiency. The device comprises a vehicle body, a support frame is provided on the right side of the vehicle body, a power supply and a controller are fixed above the support frame, a material storage box is also provided on the upper left side of the support frame, a furrow opener positioning plate is fixed on the right side of the support frame, a furrow opener is provided on the furrow opener positioning plate, a feeding pipe is provided on the right side of the furrow opener, a covering plate is provided on the right side of the feeding pipe, a follower front wheel support rod is fixed on the front and rear sides of the left end of the support frame, and a follower rear wheel support rod is fixed on the front and rear sides of the rightmost end of the support frame; the device keeps the right end of the support frame balanced by the front wheel support rod and the rear wheel support rod, thereby keeping the furrow opener and the covering plate balanced, so that the furrowing depth is more uniform and consistent, so as to adapt to different areas and expand the use range of the device.

The utility model relates to the technical field of rubber cup mat production, and discloses a rubber cup mat processing die which comprises a base, a lower die is arranged at the top end of the base, and an upper die is arranged at the top end of the lower die. According to the machining mold for the rubber cup mat, the electric push rod, the mold cavity, the connecting push rod, the spring, the damper and the push plate are arranged, the electric push rod drives the mounting plate to ascend and descend, the connecting push rod can drive the push plate to ascend and descend in the mold cavity, and the depth in the mold cavity can be conveniently controlled by adjusting the position of the push plate; when the rubber cup mat is formed, the electric push rod is started again, the electric push rod drives the mounting plate to ascend, the push plate ejects the formed rubber cup mat out, the spring can prevent the mounting plate from descending quickly when the electric push rod is damaged, and the problems that the rubber cup mat is inconvenient to demould, the production efficiency is high and the like are solved. And the depth of the mold cavity is inconvenient to adjust according to the requirements of a user, and the flexibility is poor.

The invention relates to a self-overturning button system for unilateral incision minimally invasive tibiofibular syndesmosis, and relates to the technical field of orthopedic surgeries, the button system comprises a rod body, a guide mechanism, a containing hole and a passing hole, the guide rod is detachably arranged at one end of the rod body, is provided with a guide hole for a surgical suture to penetrate through and is used for guiding the surgical suture to penetrate through the bone hole, so that two free ends of the surgical suture penetrate through the accommodating hole to extend to the outer side of the rod body after the surgical suture penetrates through the guide hole; the cap head is used for fixing the two free ends, extending to the outer side of the rod body, of the operation line and is connected with a steel plate used during fracture reduction. The guide head and the operation line penetrate through the bone hole through the rod body, so that the guide head rotates and is clamped and installed at the bone hole, the operation line is pulled to reset the fracture part, finally, the operation line is knotted and fixed, and the operation difficulty and risk are greatly reduced.

The invention belongs to the technical field of pharmaceutical preparations, and discloses a treprostinil soluble microcrystalline patch and a preparation method thereof. Existing treprostinil mainly depends on intravenous injection or subcutaneous injection, the administration mode needs to be operated by professional medical staff, pain is brought to a patient, and the problems of infection risk, inconvenience in long-term administration and the like exist. The invention provides a treprostinil soluble microcrystalline patch and a preparation method thereof. The patch is of a layered structure and comprises a backing layer, a microcrystal array layer, an adhesive layer and a protective layer, and the microcrystal array layer is composed of treprostinil, a biodegradable polymer matrix material and auxiliary materials. The preparation method comprises the following steps: dissolving the components in a solvent to form a microcrystal stock solution, injecting into a mold, curing microcrystals through vacuum drying, and laminating and assembling with each layer of material. The microcrystalline patch disclosed by the invention can penetrate through a skin cuticle painlessly and noninvasively, so that efficient and continuous transdermal administration of treprostinil is realized, and many defects of an existing administration mode of treprostinil are overcome.

This invention discloses a cutting fixture and method applied to the removal of compressor moving blades in a gas turbine. The cutting fixture includes: a support module positioned on the compressor disc, the support module having a hollow groove suitable for the compressor moving blade to pass through, with a gap between the hollow groove and the compressor moving blade; a guide module disposed on the support module, suitable for moving axially along the compressor disc; and a cutting module disposed on the guide module, having a cutting end positioned directly above the gap during cutting, suitable for axial cutting along the compressor disc via the guide module. The support module of this invention positions the cutting module, eliminating the need for operators to hold an angle grinder. The guide module provides linear guidance for the cutting module, ensuring that the cutting groove cuts linearly along the compressor disc axis, preventing the cutting angle from wobbling due to unstable handling and avoiding accidental damage to the compressor disc.

The utility model discloses a trundle positioning and welding device, and relates to the technical field of split hub assembly, the trundle positioning and welding device comprises a welding assembly, a rotation driving part and a first translation seat capable of axially approaching relative to the rotation driving part, and the output end of the rotation driving part is inwards provided with a second limiting rod; a second limiting rod is rotatably arranged on the end portion of the first horizontal moving seat, a first limiting rod coaxial with the second limiting rod is rotatably arranged on the end portion of the first horizontal moving seat, and the welding end of the welding assembly points to the joint of the hub and the bearing after the hub is clamped, and has the technical advantages that the first limiting rod and the second limiting rod are controlled to get close in the axial direction through the first horizontal pushing assembly, and the hub is positioned from the inner side of the bearing; the hub and the bearing can achieve the precise circumferential welding effect after being positioned by rotating the driving piece; the angle of the welding gun can be adjusted, so that the welding gun can avoid a hub in the positioning process and can also be matched with welding of trundles of different sizes; and a contact type rotating speed sensor is adopted, so that the rotating speed and the number of turns during circumferential welding can be monitored in real time.

The invention discloses a bone preventive enhanced minimally invasive treatment method based on controllable micro-injury and a series of instruments, and relates to the technical field of orthopedic minimally invasive treatment. Through preoperative image positioning, percutaneous low-speed shallow hole drilling is implemented in a safe area, controllable micro-injury is utilized to stimulate bone tissue self-repairing and reconstruction, and bone density enhancement and skeleton structure strengthening are achieved; the drilling device is matched with a series of limiting drilling instruments, has multiple diameters and multiple depth specifications, can be accurately selected according to different parts and different bone thicknesses, and ensures that the drilling device does not penetrate through bone cortex and does not damage bone marrow. The method is extremely small in trauma, easy and convenient to operate, safe, efficient and suitable for early intervention and radical strengthening of osteoporosis, early femoral head necrosis and knee osteoarthritis, and has extremely high clinical popularization value.

An auxiliary device for proximal aortic anastomosis in coronary artery bypass grafting (CABG) includes a puncture needle, a puncture cannula, a cutting cannula, and a ring compressor. The puncture cannula is fitted over the puncture needle, with a bulging ball at its tip and an annular groove at its tail end. The ring compressor is fitted over the puncture cannula and can slide axially; its tip has a notched compression ring with an inner diameter smaller than the outer diameter of the bulging ball. During puncture, after the aorta is penetrated, the ring compressor is pressed down, and the compression ring and bulging ball work together to clamp the puncture site, achieving a bloodless procedure. The cutting cannula is then pressed down, and the aortic wall within the compression ring is removed. The graft vessel is then anastomosed to the aorta, with the suture passing through the compression ring. After suturing, the ring compressor is rotated, and the suture exits through the notch. The entire device is then withdrawn, and the suture is tightened and knotted to complete the anastomosis. This invention avoids aortic clamping, eliminates the risk of plaque dislodgement, requires only a single port for anastomosis, and is simple to operate with reliable hemostasis.

The utility model discloses an aquaculture pond automatic drainage device which comprises a base, a sleeve is fixedly arranged on the outer wall of the top of the base, a drainage bent pipe is fixedly arranged on the outer wall of the bottom of the base, the sleeve is communicated with the drainage bent pipe, a top frame is arranged on the top of the base, and arched plates are fixedly arranged on the outer walls of the two sides of the top of the top frame. A vertically-downward motor is fixedly arranged on the outer wall of the top of the arch-shaped plate, and an output shaft of the motor penetrates through the outer wall of the arch-shaped plate and is fixedly provided with a vertically-downward external thread lifting thread rotating rod through a coupler. The output shaft of the motor drives the external thread lifting thread rotating rod to rotate, the external thread lifting thread rotating rod rotates in the internal thread lifting sleeve arranged on the inner wall of the drainage hole, the lifting pipe is driven to move up and down on the outer wall of the sleeve, and the drainage depth is conveniently controlled by controlling the depth of the lifting pipe moving into the inner wall of the sleeve; and by controlling the number of the drainage holes immersed in water, the drainage speed can be conveniently controlled.

This invention provides a method and system for processing book edge relief. The method includes: converting a preset book edge planar image into a three-dimensional depth map containing depth information; creating a three-dimensional relief model of the book edge based on the three-dimensional depth map; generating an engraving scheme based on the three-dimensional relief model, the engraving scheme including tool path, feed rate, step distance, and depth of cut; optimizing the engraving scheme according to the paper characteristics of the book; mechanically engraving the book edge according to the optimized engraving scheme; and inkjet coloring the mechanically engraved book edge to form an relief pattern with a three-dimensional visual effect. In this invention, by mechanically engraving the book edge, a book edge relief with controllable depth, sharp edges, and a smooth and delicate surface can be formed, which is beneficial for the accurate registration and color reproduction of subsequent inkjet printing, completely avoiding the defects of laser edge burning and insufficient layering of mechanical imprinting, and enabling the mass production of high-quality book edge decorations.

The invention relates to the technical field of optical element preparation, and particularly discloses an optical element for an optical system of a three-coordinate measuring machine and a preparation method of the optical element for the optical system of the three-coordinate measuring machine. The surface of the substrate forms a non-smooth curved surface from the side to the center of the substrate; the non-smooth curved surface serving as a surface is processed into a continuous wave shape formed on the basis of convex peaks and concave valleys; a thin film layer made of Al2O3 is arranged on the upper portion of the non-smooth curved surface, and a smooth curved surface is formed on the upper portion of the substrate through the thin film layer. According to the invention, the continuous wave form formed on the basis of the convex peaks and the concave valleys is obtained on the substrate formed by taking the quartz glass as a main body by means of etching, and the screening of the light waves is realized by controlling the width and the depth between the convex peaks and the concave valleys. It is easy to control to obtain continuous peaks and valleys on the substrate by means of etching.

The utility model discloses a device of middle ear dosing through Eustachian tube, include: fixed pipe, sliding tube, guide pipe, dosing catheter and guide wire, one end of sliding tube is installed with dosing catheter through female joint, and dosing catheter is placed at the axis of sliding tube and stretches out from the other end of sliding tube, the end of male joint or syringe of female joint on sliding tube can be connected, and the male joint is fixed with guide wire and guide wire stretches into dosing catheter, one end of fixed pipe is fixedly installed with guide pipe, and sliding tube is inserted into fixed pipe and can slide in fixed pipe, and dosing catheter can slide in guide pipe synchronously. In initial state, the male joint connected with guide wire is installed on female joint, and dosing catheter does not stretch out guide pipe, when guide pipe is sent to Eustachian tube mouth part, sliding tube is pushed to stretch out dosing catheter from guide pipe, and the dosing catheter that stretches out passes through Eustachian tube isthmus and enters middle ear, when dosing catheter enters middle ear, the male joint is switched to syringe, and middle ear dosing is completed.

A raw material feeding pipe convenient to sample for lubricating oil processing comprises a feeding pipe body, one end of a sampling pipe is arranged in the feeding pipe body, the other end of the sampling pipe penetrates out of the feeding pipe body and is fixed to the side edge of the feeding pipe body through a positioning frame, and the middle section of the end, stretching into the feeding pipe body, of the sampling pipe body is of a telescopic structure. An air bag is arranged at the other end of the sampling tube. By arranging the sampling pipe on the feeding pipe, one end of the sampling pipe can be put into processing equipment below the feeding pipe for sampling during sampling, and the lowering depth of the sampling pipe can be adjusted to sample lubricating oil at different layers, so that the integrity of sample measurement data is ensured, and the overall quality of the lubricating oil can be expressed.

The utility model relates to the technical field of steel sheet pile construction, in particular to a steel sheet pile inserting and driving guiding and positioning device which comprises a fixed base frame, a guiding and positioning mechanism, scale marks, a bottom plate, an inserting rod and a steel sheet pile, a sliding groove is formed in the fixed base frame, and the guiding and positioning mechanism is arranged in the sliding groove in a sliding mode; when the device is used, the device is deeply inserted and fixed through the four insertion rods arranged on the bottom plate at the bottom of the device, then the steel sheet pile is inserted into the guide positioning mechanism, the steel sheet pile can be smoothly inserted under the action of the guide wheel until the bottom of the steel sheet pile is in contact with the ground, and then the threaded rod is screwed into the positioning plate by rotating the spinning wheel, so that the steel sheet pile is fixed. And the pressing plate is pushed to press and fix the steel sheet pile in the guiding and positioning mechanism, so that the steel sheet pile is limited and fixed in multiple directions, and a better guiding and positioning effect is provided in the inserting and driving process.