405results about How to "Improve assembly stability" patented technology

The invention discloses a shell feeding device of a lockset spring assembly assembling machine. The shell feeding device comprises a rack and a material pressing mechanism, wherein the rack is provided with a feeding rail and a material pushing rail; the tail end of the feeding rail is communicated with the front end of the material pushing rail; the front end of the material pushing rail is located below the material pressing mechanism, and the tail end of the feeding rail is provided with a feeding mechanism capable of conveying a shell into the material pushing rail; the tail end of the material pushing rail is provided with a material pushing mechanism capable of conveying the shell to be below the material pressing mechanism; the material pressing mechanism comprises a material pressing cylinder fixed on the rack and a material pressing plate fixed on the material pressing cylinder; and the rack is further provided with a fixing mechanism capable of fixing the shell which is conveyed to be below the material pressing plate. The shell feeding device disclosed by the invention has a high mechanical degree, can replace artificial assembling and has a high feeding speed, and can improve the assembling quality and stability of a lockset spring assembly.

The invention discloses a power steering pump. The power steering pump is characterized in that a pump shaft is connected in series with a front oil distribution disc, a blade assembly and a front oil distribution disc into a whole so as to be installed in a pump body cavity, the front oil distribution disc and a front wall of the pump body cavity form an oil-out front cavity in an enclosed mode, and a pump body is provided with a valve hole on the side of an outer circle of the pump body cavity; the valve hole is communicated with the oil-out front cavity, the valve hole is internally provided with a flow safety control valve, and the oil-out front cavity is communicated with an oil outlet at the front of the pump body through a high-pressure oil channel; the outer circle of the blade assembly and an inner wall of the pump body cavity form a pump body back cavity in an enclosed mode, and the valve hole is communicated with the pump body back cavity through a return oil channel; and blades are driven by the pump shaft to rotate so as to finish an oil absorption and draining process, and the flow safety control valve controls oil mass discharged from the oil-out front cavity through the oil outlet to keep constant. The power steering pump provided by the invention has the advantage of shortening a high-pressure oil flow channel with smoothness in transition, reducing flow pressure loss, and avoiding that the power steering pump is failed due to serious heating because the flow channel in the traditional structure is long and bent by adopting a high pressure structure of the pump body front cavity.

The invention relates to a three-dimensional metal-based Printed Circuit Board (PCB) assembly structure assembly structure in a light-emitting lamp, which consists of a single continuous metal-based circuit board and a plurality of light-emitting components on the upper surface of the metal-based circuit board. Each light-emitting component is connected with the metal-based circuit board by a circuit; parts on the metal-based circuit board, which are provided with the light-emitting components, are not positioned on the same plane or curved surface; and the metal-based circuit board is of a three-dimensional structure. The invention also relates to the light-emitting lamp with the assembly structure and a manufacturing method of the assembly structure. Due to the adoption of the three-dimensional metal-based PCB circuit board assembly structure which is of the structure, the corresponding light-emitting lamp and the manufacturing method, the heat conduction contact surface is larger; a single module assembly has simple and practical structure; the process is simplified; the three-dimensional metal-based PCB circuit board assembly structure is convenient and rapid to process, is beneficial to mass mechanical production, has low cost, has high circuit reliability and stable and reliable performance and is firm and durable; the assembly stability and the mechanical strength of a circuit board assembly are improved; and the three-dimensional metal-based PCB circuit board assembly structure is difficult to deform and has wide application range.

The invention discloses a display device which comprises a display module, an auxiliary panel and a fixed structure, wherein the fixed structure is used for assembling the auxiliary panel on the display module. The fixed structure comprises a frame and a plurality of positioning sheets arranged on the frame. The frame defines a holding space for holding and bearing the display module and the auxiliary panel. Each of the positioning sheets is correspondingly matched with a screwing component to stably screw the auxiliary panel on the frame. Each of the positioning sheets is further provided with a buffer shock absorbing sheet with adhesive layers on both sides to adhere on the auxiliary panel. By the method, the invention can stably assemble the auxiliary panel on the frame by using screwing pressure and viscosity to absorb the shock so as to prevent the auxiliary panel from shifting relative to the frame.

The invention discloses a doorframe and refrigeration equipment door body with the doorframe. The doorframe comprises a left upright post, a right upright post, an upper end cover and a lower end cover, wherein a plugging tongue is arranged on at least one end of at least one of the left upright post and the right upright post; the upper end cover is connected with the upper ends of the left upright post and the right upright post; the lower end cover is connected with the lower ends of the left upright post and the right upright post; plugging slots matched with the plugging tongue are formed in the upper end cover and the lower end cover. According to the doorframe provided by the embodiment of the invention, due to the fact that the plugging tongue is arranged on at least one end of at least one of the left upright post and the right upright post, correspondingly, the plugging slots matched with the plugging tongue are formed in the upper end cover and the lower end cover, the plugging tongue and the plugging slots are very simple in structure, the plugging tongue is inserted into the plugging slots, and the doorframe can be assembled by bending the plugging tongue, the doorframe is convenient to assemble, the production efficiency is improved, the assembled plugging tongue is not easy to loose from the plugging slots, and the doorframe is more stable and firmer.

The invention discloses a full-automatic efficient precision assembling machine. The full-automatic efficient precision assembling machine comprises a rack, a workbench arranged on the rack, a feeding supporting disc station, a product locating station, a feeding station, an assembling hot melt adhesive station, a to-be-assembled piece assembling station, a to-be-assembled piece supporting disc placing station, a jig transferring station, a pressure maintaining station, a detection station, a material taking station, an unqualified product receiving station and a qualified product supporting disc station, wherein the feeding supporting disc station, the product locating station, the feeding station, the assembling hot melt adhesive station, the to-be-assembled piece assembling station, the to-be-assembled piece supporting disc placing station, the jig transferring station, the pressure maintaining station, the detection station, the material taking station, the unqualified product receiving station and the qualified product supporting disc station are sequentially distributed around the workbench. Product locating jigs are transferred among the stations through a supporting and conveying mechanism, and devices on all the stations are connected with a PLC. The assembling machine is compact in structure, can achieve efficient and precise assembly of products and pieces to be assembled and integrates the feeding, hot melt achieve gluing, to-be-assembled piece gluing, detection and discharging processes, and the product assembling production line can be shortened.

The invention provides a loudspeaker module which comprises a first shell, a loudspeaker inner core and a waterproof breathable film, the first shell is provided with a containing groove, the loudspeaker inner core is installed in the containing groove, the loudspeaker inner core comprises a voice diaphragm, a front voice cavity is formed between the voice diaphragm and the first shell, and the side, away from the front voice cavity, of the voice diaphragm is a rear voice cavity. The first shell is further provided with a resonance groove, the bottom of the resonance groove is provided with a communication hole, the resonance groove is communicated with the front sound cavity through the communication hole, and the waterproof breathable film covers an opening, facing the rear sound cavity, of the resonance groove and is used for isolating the resonance groove from the rear sound cavity so as to balance air pressure of the front sound cavity and the rear sound cavity when the loudspeaker module does not work. The problem that the sound production quality of the loudspeaker module is affected due to the fact that the sound film deviates due to different air pressures of the front sound cavity and the rear sound cavity is avoided, and the sound quality of the loudspeaker module is improved. The invention further provides electronic equipment.

The invention relates to an electronic mechanical wire control brake which comprises a motor, a transmission mechanism, a connecting rod, a rotating rod, a piston, a friction limiting device and the like. The connecting rod is provided with a wedge-shaped adjusting mechanism. The motor drives the rotating rod to move through the transmission mechanism. The rotating rod moves to drive the connecting rod provided with the wedge-shaped adjusting mechanism to move, the piston and brake calipers are driven to move to the opposite direction, friction pads are pressed with the same force from the twosides of a braking disc, and the efficient braking effect is achieved. The brake is simple in structure, reliable in work and high in braking efficiency, the braking gap can be adjusted automatically, the influence caused by abrasion of the friction pads is compensated, the design of a control system is simplified, and the brake can be used for traveling braking and parking braking.

A polyester film for electrical insulation is characterized in that the apparent density of the film is 1.37-0.85 g/cm<3>; the tension elastic modulus is 2.0-4.5 GPa. A film which includes little low polymer, low cost, excellent heat resistance, impact endurance test resistance, forming processing performance, good assembly stability and better identify performance can be made. In addition, the film can reduce leakage current when being used on motor for insulation.

The invention provides a double-ended filling conveying line which is used for applying particulate matters, powder and semi-fluid substances or liquid-state substances to production and package. Thedouble-ended filling conveying line comprises a conveying mechanism, a filling, containing and clearing-up machine, at least one group of filling machines, and a display control screen, wherein the filling, containing and clearing-up machine is used for orderly pushing cleared-up to-be-filled cavities onto a conveyor belt of the conveying mechanism; at least one group of filling machines is arranged at the upper side of the conveyor belt of the conveying mechanism, and each group of filling machines simultaneously fills one or two to-be-filled cavities on the conveyor belt every time; a control system of the display control screen is separately connected to the filling, containing and clearing-up machine, the conveying mechanism and each group of filling machines separately, and separatelyorderly controls pushing to-be-filled cavities, controls start and stop of conveying mechanism linkage, regulates conveying speed, controls start and stop of unloading of each group of filling machines, and regulates unloading amount of each unloading hole; and two or more filling machines are arranged on one conveyor belt, so that two or more filling machines can simultaneously fill, and therefore, filling efficiency is effectively improved.

Swimming/diving goggles includes a main body with a head strap coupling portion. An attachment portion is formed on an end of a head strap. A buckle includes two sidewalls defining a space. An eccentric axle extends between upper front portions of the sidewalls and engages with the attachment portion. Front and rear posts extend between the sidewalls and define a passage. The end of the head strap extends through a rear opening of the buckle into the space, extends through the passage, and is wound around to form a bend. The head strap includes an inner section and an outer section having the attachment portion. The head strap and the buckle are jointly movable. A tightening force acting on the inner section makes the inner section form another bend in the passage. The inner section presses against the front post and the rear post to position the head strap.

The invention adopts an automatic assembly device for a starter one-way device. The automatic assembly device comprises a positioning pressing mechanism, a pressing mechanism, a semicircular pad discharging mechanism, a semicircular pad assembling manipulator, a full-circular pad discharging mechanism, a cover discharging mechanism and a movement rotating mechanism; the positioning mechanism is used for positioning an assembly plate to which the one-way device is fixed; a semicircular pad at the discharge end of the semicircular pad discharging mechanism is moved to the semicircular pad assembling manipulator through a movement mechanism; the semicircular pad assembling manipulator adsorbs the semicircle pad to the one-way device so as to embed the semicircular pad outside the one-way device; a full-circular pad at the discharge end of the full-circular pad discharging mechanism and a cover at the discharge end of the cover discharging mechanism are moved to the movement rotating mechanism through a gripping assembly for pre-assembling; the pre-assembled full-circular pad and the cover are moved to the pressing mechanism through the rotating mechanism to be adsorbed by the pressingmechanism; the pre-assembled parts adsorbed by the pressing mechanism are moved to the position above the one-way device with the semicircular pad; and the pre-assembled parts are arranged on the one-way device in a sleeving mode and pressed with the semicircular pad. Automatic processing is achieved, and the precision is higher.

The invention provides an ultra-lightweight balanced suspension, and belongs to the technical field of automotive suspensions.The ultra-lightweight balanced suspension comprises a cross beam (4), two balance-axle brackets (2) and a lower connecting plate (1) which are connected into a whole; the two ends of the cross beam (4) are fixedly connected with the upper portions of the balance-axle brackets (2) respectively, the two ends of the lower connecting plate (1) are connected with the bottom ends of the balance-axle brackets (2) respectively, V-shaped thrust rod installation seats (3) are arranged on the cross beam (4) in a front-and-back symmetric mode, and the outer sides of the balance-axle brackets (2) are each provided with a plate spring installation rack.According to the ultra-lightweight balanced suspension, by means of modular production and arrangement of the cross beam, the assembling accumulated error is greatly reduced, the production cost is reduced, the assembling work efficiency and assembling stability are improved, a good protection effect on a frame is achieved, stress deformation of the frame is reduced, all parts are mutually independent and are organically connected together through bolts, and maintenance and interchange of all the parts can be achieved.

The invention discloses an experimental method for isothermal local loading formation of a titanium alloy. By adopting a terrace die to increase the stability of a die and a blank which are matched, the problem that a test sample and an arc-shaped die are easy to deviate to be unstabilized in the assembling process is solved, and the experimental success rate is remarkably increased. Inhomogeneous deformation of a local loading formation transition region is realized by way of loading in steps by using the terrace die and not using the terrace die. Die processing and experimental operation are simple, convenient and feasible and well reflect the deformation characteristic of the transitional region in local loading formation. According to the experimental method disclosed by the invention, the deformation gradient of the blank is more uniform, easy to control and convenient for subsequent tissue observation of a special deformation region compared with that of an arc-shaped die, and thus a good experimental foundation is provided for quantitative research which discloses microstructure development mechanism and rule in the transitional region in isothermal local loading formation of the titanium alloy.

The invention relates to an automatic gearbox and an assembling method thereof. The automatic gearbox comprises a main shell and a torque converter shell, and a middle partition plate is arranged between the main shell and the torque converter shell. The entire gearbox is divided into a main shell assembly, a torque converter shell assembly and a middle partition plate assembly. The three assemblies can be assembled at the same time, so that the assembling efficiency is greatly improved, and batch production on an assembling line can be facilitated. A gear drive assembly is fixed in the middle partition plate, then the middle partition plate is fixed on the main shell, the middle partition plate achieves the transition supporting function of a connecting link, and the assembling stability of the gear drive assembly is greatly improved. Adjusting gaskets are additionally arranged at a uniaxial shaft system, a two-axis shaft system and a three-axis shaft system, and the assembling precision is improved; the gearbox with the structure is convenient to maintain.

The invention provides a multifunctional pipeline gas self-closing valve and a self-closing method thereof. A first valve rod and a second valve rod are arranged in an in-valve working space of a valve body, one end of the first valve rod is connected with a magnet in an automatic valve, the other end of the first valve rod is connected with the second valve rod, and a magnetic disc is assembled at the bottom end of an attraction rod and connected with the magnet at the upper end of the first valve rod in an attraction manner; and the upper end of the attraction rod in an electromagnetic head drives the first valve rod to move downwards in the valve body through the electromagnetic effect, and the second valve rod is driven to move horizontally in the valve body through the guiding effect of a pin hole of the first valve rod on a pin of the second valve rod. The mechanical control function of the gas self-closing valve and the electric appliance control function of a gas electromagnetic valve are combined, when the gas supply pressure of a pipeline is under-pressure, over-pressure and over-flow, a machine is automatically closed, a gas source is cut off, meanwhile, the remote control cut-off function is achieved, the gas source is remotely controlled and emergently cut off in linkage with a gas alarm, manual opening is achieved, multiple functions are achieved, and gas use safety is guaranteed.

The application discloses a part assembling method and apparatus, a storage medium and an electronic equipment, and relates to the field of mechanical control. The part assembling method comprises thefollowing steps of controlling, after a first part and a second part are placed on an assembling module; a three-dimensional ranging device to scan and acquire first three-dimensional structure drawings of the first part and the second part; controlling the assembling module to adjust the positions of the first part and/or the second part based on the first three-dimensional structure drawings; and controlling the assembling module to assemble the first part and the second part. The three-dimensional structure drawings of the parts can be acquired through the three-dimensional ranging device,such that the relative position relationship between the parts in a plurality of directions can be acquired; the parts are assembled after being adjusted based on the relative position relationship;and therefore, the assembling stability and reliability of the parts can be effectively improved.

A color wheel includes a color filter set, a carrier, and a cap. The color filter set has a through hole, a first side and a second side which is oppositely disposed. The carrier is disposed at the first side of the color filter set and has a first engaging portion. The cap is disposed at the second side of the color filter set and has a second engaging portion for coupling with the first engaging portion, wherein either the first engaging portion or the second engaging portion passes through the through hole.