65results about How to "Less prone to drift" patented technology

The invention relates to a motor stator punching machining machine. The machine comprises a workbench, a punching device and clamping devices, wherein the punching device is mounted at the upper end of the workbench, the clamping devices are arranged below the punching device, the clamping devices are connected with the workbench in a slide fit mode, and the clamping devices is arranged at equal distance from left to right. According to the motor stator punching machining machine, a multi-stage adjustable design concept is adopted for motor stator punching machining, the stability degree of round steel plate machining is improved, the accuracy of punching points is guaranteed, then the precision of the motor stator punching machining is improved, and meanwhile, a motor stator with the required number of slots can be machined according to requirements due to the fact that spacing of edge punching blocks and stretching and retracting of a second jacking support column are both controllable.

The invention belongs to the technical field of electronic device manufacturing, and particularly relates to a circuit board machining device. The circuit board machining device comprises a machine frame, a piercing mechanism and a dedusting mechanism. The piercing mechanism comprises a motor, a rotary wheel, a slide block, a moving frame, supporting blocks, slide rods and drill bits; the moving frame is provided with a slide groove which is slidably connected with the slide block; and supporting blocks are fixed to the machine frame and provided with through holes. The dedusting mechanism comprises a main swing rod, a straight rod, a dedusting piston and a dedusting chamber; an air inlet provided with an air intake check valve is formed in the dedusting chamber; and a supporting table forstoring a substrate is arranged at the top of the dedusting chamber and provided with piercing holes which are aligned with the drill bits. According to the technical scheme, cutting powder in innerholes of the substrate can be effectively removed, and the inner holes are prevented from being blocked.

The invention provides a plane design drawing device and relates to the technical field of drawing equipment. The plane design drawing device comprises a base, supporting mechanisms, a drawing board and a pressing mechanism. The supporting mechanisms are arranged at the four corners of the upper surface of the base. Connecting parts II of the supporting mechanisms are slidably arranged in slidinggrooves in the lower surface of the drawing board. Each supporting mechanism further comprises a connecting part I, a screw rod I, a screw rod II and an internally threaded pipe. The upper side of thedrawing board is provided with a groove. The pressing mechanism is arranged in the groove. The pressing mechanism is composed of a pressing plate I, springs I, a pressing plate II, connecting rods, pull rods, sliding blocks, springs II, limiting plates, baffles and a holding rod. When a user conducts drawing through the drawing board, the two sides of a paper sheet are fixed to the drawing board,and the paper sheet is not prone to deviation without affecting the drawing effect. Moreover, the angle of the drawing board can be adjusted as required to meet the use demands of different users. The plane design drawing device has the advantages of being reasonable in arrangement, low in manufacturing cost and the like.

The invention provides masks, a manufacturing method of the masks, an open mask plate, an application method of the open mask plate, and thin film deposition equipment, and relates to the technical field of mask plates. The film layer overall deposition effect can be improved. Each mask comprises a plurality of openings. In the thickness direction of each mask, a first groove in a ring shape is formed in the position, located at the edge of each opening, on one side of the mask; and in the thickness direction of each mask, second grooves are formed in the positions, close to the edge of each opening, on the other side of the mask.

The invention provides a capitulum radius replacement prosthesis. The capitulum radius replacement prosthesis comprises a capitulum radius and a radius broach, wherein the capitulum radius is in the shape of a circular truncated cone, the end face of the large-diameter end of the capitulum radius serves as the articular surface and is sunk inwards to form a spherical articular cavity, and the sphere center of the spherical articular cavity is located on the axis of the radius broach; a round connecting plane is arranged at the end of the radius broach, the diameter of the connecting plane is identical with that of the small-diameter end of the capitulum radius, and the small-diameter end of the capitulum radius is connected with the connecting plane of the radius broach through a connecting part in a matched mode. The capitulum radius replacement prosthesis accords with human anatomy and daily performance kinetic characteristics and has high stability and safety. Through the improvement of bone cement constituents, biocompatibility between the capitulum radius replacement prosthesis and bone substances is improved, complications such as deviation, looseness, infection and instability do not occur easily, service life is long, and different connecting parts can be adopted according to the conditions of patients to guarantee the optimal using effect of the capitulum radius replacement prosthesis.

The invention discloses an exercise rehabilitation instrument for exercising the flexibility of double hands, and relates to the technical field of medical rehabilitation. The exercise rehabilitationinstrument comprises a bottom plate and a machine body. Bases are arranged at the left side and the right side of the top end of the bottom plate, the machine body is arranged in the middle of the topend of the bottom plate, the bottom plate is fixedly connected with the machine body, spring pieces are arranged at the top ends of the bases, first sliding blocks are mounted at the bottoms of the bases, and the first sliding blocks and the bases are fixedly connected. The exercise rehabilitation instrument for exercising the flexibility of the double hands has the advantages that through the arrangement of a first control panel, a second control panel, connecting rods and movable columns, the shape of the first control panel is matched with the shape of the second control panel, when a patient carries out rehabilitation exercise on the strength of the hands and the flexibility of the hands through the device, and under the effects of the first control panel and the second control panel,meanwhile, under the effect of sensors, the status of the patient during exercise can be displayed respectively.

The invention belongs to the technical field of coconut processing, and discloses a shelling and collecting device for coconut pulp spheres in germinated coconuts. The shelling and collecting device for the coconut pulp spheres in the germinated coconuts comprises a workbench, supporting legs are welded to the four corners of the lower surface of the workbench and welded through reinforcing rods,and a strip-shaped hole is formed in the middle of the workbench from the front of the workbench to the interior, and provided with an opening in the front of the workbench; a material guide plate isfixedly connected to the portion, corresponding to the strip-shaped hole, of the lower surface of the workbench, the end, close to the front of the workbench, of the material guide plate inclines downwards, and the end, away from the front of the workbench, of the material guide plate is welded to the portion, at the rear side of the strip-shaped hole, of the lower surface of the workbench. According to the shelling and collecting device for the coconut pulp spheres in the germinated coconuts, through the arrangement of a shelling mechanism, the sphere-like coconuts can be quickly located, theshelling mechanism points to the centers of the coconuts for transverse shelling, the operation is different from punching operation by traditional coconut shelling equipment, and transverse punchinghelps to quickly discharge the coconut pulp spheres.

The invention discloses an assembling and conduction detecting integrated device for an ignition coil. The integrated device comprises a workbench. A mechanical hand, a feeding mechanism and a supportare arranged on the workbench. An assembling structure and a detecting module are arranged on the support. The assembling structure comprises a thrust cylinder and an installing base. A first electrode is arranged on the installing base. A fixed base is further arranged on the support. An installing sleeve is arranged on the fixed base. A second electrode is movably arranged in the installing sleeve. One end of the second electrode extends out of the installing sleeve. The detecting module is electrically connected with the first electrode and the second electrode. The thrust cylinder drivesthe installing base to get close to or away from the fixed base. The assembling and conduction detecting integrated device has the advantages that through one step, the assembling of a high-voltage nozzle and the conduction detecting of a high-tension line package can be realized, time and labor are saved, the labor cost is low, detection omission can be avoided to a certain extent, the detectingeffect is good, and by means of a bending wheel rotationally connected to a connecting column, the damage to the high-tension line package in the bending process can be reduced.

The invention relates to trimming equipment for non-woven fabric production. The trimming equipment comprises a main body, blades and a containing groove, wherein a ventilating fan is arranged on theinner wall on the top of the main body; a telescopic rod is arranged on the inner side of the main body; the blades are arranged at the right end of the telescopic rod, and a first bolt is arranged atthe inner sides of the blades in a penetrating way; a chute is fixed inside the main body; a slide block is arranged on the inner side of the chute; the containing groove is formed in the top of theslide block; a handle is fixed at the right end of the containing groove; rollers are movably arranged at the bottom of the main body; and a pressing plate is arranged on the inner side of the main body. The trimming equipment disclosed by the invention has the beneficial effects that due to the arrangement of the main body, the telescopic rod, the first bolt and the blades, the blades and the telescopic rod form a detachable structure by virtue of the first bolt, and when screwing operation is performed by the first bolt, the blades can be stabilized, so that the phenomenon that the blades are uneasy to offset when non-woven fabrics are trimmed by the device is avoided.

The invention discloses a shockproof rotor. The shockproof rotor comprises a rotating shaft, a rotor body and permanent magnets; the rotating shaft is fixedly connected with the rotor body; the rotor body is provided with a plurality of permanent magnets accommodating grooves; the rotating shaft is provided with fixing disks located at two sides of the rotor body; the fixing disks are provided with a plurality of permanent magnet fixing clamping grooves; the permanent magnets are long-strip-shaped; two permanent magnets are provided with fixing portions which extend outwards and are arranged in the clamping grooves of the fixing disks and elongated portions which are embedded in the accommodating grooves of the rotor body; the interior of the middle of the rotor body is hollow; the hollow part of the rotor body is filled with flexible materials; the rotor body is fixedly connected with the rotating shaft through keyways; and a plurality of keyways are provided and are uniformly distributed along the circumference of the rotating shaft. According to the shockproof rotor of the invention, defects in the prior art can be eliminated, and the designed structure of the shockproof rotor is compact, and the permanent magnets are fixed firmly and do not tend to deviate, and the service lives of the permanent magnets are long; and the flexible materials in the rotor body and the rotor body are fixedly connected with the rotating shaft through the keyways, and therefore, the inertia force of the rotor body can be reduced.

The invention provides CVD equipment. The CVD equipment comprises a base, a grounding band and a fixing device, wherein the grounding band is connected between the base and the grounding end of the bottom of the equipment; at least one end of the grounding band is provided with connecting holes; the fixing device is suitable for being fixed to the base and/or the grounding end; the fixing device comprises a first fixture and a second fixture; the first fixture is provided with at least two locating columns; the grounding end is arranged on the locating columns through the connecting holes in apenetration mode; the second fixture is opposite to the first fixture; the second fixture is provided with at least two locating holes matched with the at least two locating columns; the locating columns and the locating holes are matched to clamp the end of the grounding band between the first fixture and the second fixture. The grounding band is located and installed through the locating columns and the locating holes. The installation time is reduced. Moreover, the CVD equipment is not prone to installation deviation during reinstallation after locating.

The invention discloses an intelligent color-changing film of a nano-silver PET conductive film, which belongs to the field of color changing films. According to the intelligent color-changing film ofthe nano-silver PET conductive film, a compensation light guide screen plate is embedded in a cementing layer; on one hand, the connection effect of the cementing layer on an upper diaphragm and a lower diaphragm can be effectively assisted; the situation that the stability of the color-changing film becomes poor due to the influence of the ambient temperature on the cementing layer is effectively avoided; moreover, the situation that the edge of the upper diaphragm and the edge of the lower diaphragm are raised or the upper diaphragm and the lower diaphragm fall off due to viscosity reduction of the cementing layer can be effectively prevented; on the other hand, the defect that the overall color changing effect of the color-changing film is poor due to poor light guide performance of the cementing layer can be effectively overcome; meanwhile, when the color-changing film is used, the powder uniformity of the transparent magnetic powder on a grid lining plate can be changed through the magnetic plate, then the color changing performance and the light transmission performance of different areas of the color-changing film can be adjusted according to needs; and compared with the prior art, the application range is wider.

The invention discloses a high school biologic anti-sleepiness seat which comprises an inner supporting frame, the bottom of the inner supporting frame is fixedly connected with a fixed base, the tops of the outer walls of the two sides of the inner supporting frame are fixedly connected with vertical bearing arms, and the tops of the vertical bearing arms are slidably connected with a mounting device. Lifting handles are slidably connected to the two sides of the top of the mounting device, and a seat backrest is fixedly connected to the top of the back face of the mounting device. According to the anti-sleepiness seat for the senior high school students, the situation that a user shakes left and right when sitting down due to looseness of the inner supporting frame is effectively avoided, then the service life of the inner supporting frame is prolonged, the locking frame can abut against components in contact with the inner supporting frame, and therefore the stopping position of the lifting height of the mounting plate is fixed, and the anti-sleepiness seat for the senior high school students is convenient to use. The problem that the mounting plate descends due to the pressure of a user is effectively avoided, and the convenience of adjusting the mounting plate to a proper sitting posture by the user is improved.

The invention provides a refrigerator with a double-layer door structure. The refrigerator comprises a refrigerator body, an inner-layer door, an outer-layer door, a lighting device, a lighting switchand a transition piece, wherein a storage compartment is defined in the refrigerator body, the inner-layer door is connected to the refrigerator body in an open and closed mode, a through hole is formed in the position, close to the edge, of the inner-layer door, the outer-layer door is connected to the outer side of the inner-layer door in an open and closed mode, the inner-layer door and the outer-layer door can be opened and closed independently or together, the lighting device is used for lighting the storage compartment, the lighting switch is arranged on the part, making contact with the inner-layer door, of the refrigerator body, the contact point position of the lighting switch is opposite to the through hole, the transition piece is integrally arranged in the through hole in a penetrating mode, and the length of the transition piece is larger than the length of the through hole, so that the two ends of the transition piece can abut against contact points of the outer-layer door and the lighting switch correspondingly. According to the refrigerator with the double-layer door structure, the lighting switch is closed or opened by using a mechanical structure, the structure is simple, switch control components are reduced, and the control program of a circuit is simplified.

The invention discloses an object sorting system and method and relates to the field of tobacco processing. The structure of the object sorting system is optimized. The object sorting system comprisesa first conveying device, second conveying devices and sorting devices. The first conveying device comprises two or more first conveying belts which are arranged in parallel. The adjacent first conveying belts are parallel to one another, and at least two of the first conveying belts are spaced. An angle is formed between the conveying direction of each second conveying device and the conveying direction of the first conveying device. The sorting devices are arranged in the gaps in a lifting mode, and the conveying direction of the sorting devices is consistent with the conveying direction ofthe second conveying devices. Specifically, each sorting device is configured as a surface to support objects. According to the object sorting system, the sorting device are in surface contact with cigarette boxes, and the conveying direction of the sorting devices is consistent with the conveying direction of the second conveying devices, so that the cigarette boxes are able to be effectively sorted.