39results about How to "Easy misalignment" patented technology

A display apparatus includes a display panel and a mold frame. The display panel includes a display area, a peripheral area surrounding the display area, an alignment mark on the peripheral area, and a cover element overlapping the alignment mark to cover the alignment mark. The mold frame has a frame shape configured to receive the display panel. The mold frame includes a panel guide protrusion protruding from an inner surface of the mold frame, and the panel guide protrusion is adjacent to the alignment mark.

The invention discloses a cutting machine. The cutting machine comprises a frame and a feeding device which is arranged on the frame, wherein a feed inlet, a cutting station and a product collecting station are successively arranged on the frame along the feeding direction of the feeding device; a portal frame is arranged above the cutting station of the frame, the portal frame hoists at least one tool apron for mounting a tool, a mobile device which drives the tool apron to move in a three-dimensional space is arranged between the portal frame and the tool apron, and a traction material pressing device and a fixed pressing device are successively arranged along the feeding direction between the feed inlet and the cutting station. Cloth and a conveyor belt are clamped together and moved through the traction pressing device, so that the cloth in the transfer process is not staggered, and meanwhile, the cloth is tightly pressed to the conveyor belt through the fixed pressing device, so that the cloth cutting consistency and precision are guaranteed, and the problem that the cloth which is cut is easy to be staggered is solved.

Provided are a tower that has a sufficient yield strength and enables connection between tower sections without requiring a high manufacturing accuracy of the tower sections, and a wind turbine generator having the tower. The tower includes a plurality of tower sections formed by dividing the tower along planes that are parallel to a horizontal plane, and is constituted by connecting end surfaces of the tower sections to each other. The tower further includes a tensile member that has one end supported by a first supporting part at a first tower section among the tower sections, has another end supported by a second supporting part at a second tower section among the tower sections or at a tower base on which the tower is vertically installed, and is stretched along an inner wall of the tower sections so as to have a predetermined tensile force.

The invention discloses a carton mark pressing device with cartons pasted accurately and belongs to the field of carton mark pressing devices. The carton mark pressing device with cartons pasted accurately comprises an air cylinder, a piston rod, a fixed connecting piece and an upper mark pressing plate. The air cylinder is connected with the fixed connecting piece fixedly installed on the side face of the upper mark pressing plate through the piston rod. Two pairs of sharp edges are symmetrically arranged at the bottom of the upper mark pressing plate, and a cavity with the cross section being rectangular is defined by the two pairs of sharp edges. A lower mark pressing plate is arranged below the upper mark pressing plate. Grooves are formed in the positions, corresponding to the two pairs of sharp edges, on the lower mark pressing plate, the grooves are matched with the sharp edges, a convex rib with the cross section being rectangular is formed between the two grooves, and the convex rib is matched with the cavity. The carton mark pressing device with cartons pasted accurately not only can solve the problem that cartons are prone to dislocation in the carton pasting process and guarantee that the cartons are formed accurately but also can avoid that different sinking degrees need to be adjusted because of different kinds of corrugated paper, and is wide in application range.

A method for manufacturing a bi-section semiconductor laser device includes the steps of (A) forming a stacked structure obtained by stacking, on a substrate in sequence, a first compound semiconductor layer of a first conductivity type, a compound semiconductor layer that constitutes a light-emitting region and a saturable absorption region, and a second compound semiconductor layer of a second conductivity type; (B) forming a belt-shaped second electrode on the second compound semiconductor layer; (C) forming a ridge structure by etching at least part of the second compound semiconductor layer using the second electrode as an etching mask; and (D) forming a resist layer for forming a separating groove in the second electrode and then forming the separating groove in the second electrode by wet etching so that the separating groove separates the second electrode into a first portion and a second portion.

The invention discloses a Rockwell sealing ring comprising a main sealing ring and a secondary sealing ring which are parallel to each other, wherein the main sealing ring is connected with the secondary sealing ring in an embedding mode. A groove is disposed at the outer peripheral surface of the main sealing ring, and an elastic ring is embedded in the groove. A sealing main lip is arranged on the inner peripheral surface of the main sealing ring. The invention also discloses a production method of the Rockwell sealing ring. With the advantages of simple structure and convenient processing, the Rockwell sealing ring can enhance processing efficiency and reduce processing cost.

Disclosed is a mortise door lock of an adjustable explosion-proof cover. The mortise door lock of an adjustable explosion-proof cover comprises a lock cylinder arranged in a door sheet, a front face plate, a rear face plate and a handle, wherein the front face plate, the rear face plate and the handle are arranged outside the door sheet. The mortise door lock is characterized in that the lock cylinder is arranged in a lock hole in the door sheet; the outer end of the lock cylinder is sequentially covered with the explosion-proof cover and a protective cover; the protective cover is in screwed joint with a fixed plate arranged on the inner side of the door sheet to enable the door sheet to be clamped between the protective cover and the fixed plate; and a bolt height adjusting device capable of adjusting the opposite distance between the explosion-proof cover and the lock cylinder is arranged between the explosion-proof cover and the fixed plate or between the explosion-proof cover and the protective cover. The mortise door lock has the beneficial effects that the bolt adjusting device is utilized so that the opposite distance between the explosion-proof cover and the lock cylinder can be precisely adjusted, and the advantages of being convenient to adjust, large in size adjusting range and the like are achieved; the protective cover is arranged outside the explosion-proof cover, the lock cylinder and the explosion-proof cover are covered with the protective cover, and meanwhile the bottom of the explosion-proof cover is tightly combined with the door sheet; and the side wall of the explosion-proof cover is a slope, and the phenomenon that a burglar damages the protective cover in prying or clamping and other manners can be effectively avoided.

The invention discloses an integrated hard sealing diaphragm of a diaphragm compressor. A layer of copper alloy is directly electroplated on the process side diaphragm and the oil side diaphragm in anelectroplating manner. A layer of copper alloy is directly electroplated on a diaphragm in an electroplating mode, an electroplated layer serves as hard seal, can replace an O-shaped ring and servesas a sealing material, the copper alloy has certain ductility, the air cylinder can have certain deformation under the fastening of a bolt, the deformed electroplated layer can be tightly attached tothe upper air cylinder and the lower air cylinder, and the sealing effect is achieved. The process side diaphragm and the oil side diaphragm are provided with positioning holes, so that the installation is convenient, the diaphragm installation precision is improved, and the diaphragm displacement is prevented; the buffer layer is provided with a crack arrest hole and an unloading groove; the unloading groove can rapidly transmit leaked gas to a pressure sensor or a pressure gauge or a safety valve arranged in the leakage detection hole, the purpose of rapid detection is achieved, the crack stopping hole can prevent the unloading groove in the buffer layer from cracking, the service life of the buffer layer is prolonged, and the machining difficulty of the buffer layer in the unloading groove machining process is lowered.

The invention relates to the field of trenchless pipeline repair, discloses an ultraviolet curing pipeline repair lining hose and a winding type production process thereof, and breaks through the current situation of discontinuous production of manual lap joint and dry material manufacturing and glue injection processes at present. The process comprises the following three steps of: winding to manufacture a pipe, injecting glue in vacuum, and stacking and packaging. The first step comprises an inner film nesting unit, a winding unit and a wrapping and bonding unit. The second step comprises a vacuum unit, a glue injection unit and a rolling unit. The winding type production process has the advantages that the dry material hose is manufactured through winding, the problem that sheets at the lap joint position are prone to dislocation due to lap joint manufacturing in a traditional process is effectively solved, and the mechanical strength is easily guaranteed after curing; in cooperation with dry material winding, resin is injected in a vacuum infusion mode; and compared with traditional resin impregnation, the mode can quantitatively control the resin fiber ratio and is more uniform in impregnation. The continuous production process can greatly improve the production efficiency and reduce the application cost of raw materials, and the product is high in application strength and controllable in quality.

An optical-electrical transmission connector having resistance to optical axis misalignment, having small loss, easily increasing the number of buses, and capable of being formed of a commonly-used material is provided. In a male connector, one collimating lens facing the other collimating lens when connecting the male connector to a female connector is arranged, and a light guide is arranged corresponding to the focal point of the one collimating lens. A positioning section is arranged corresponding to surroundings of the one collimating lens, and the positioning section has one inclined surface coming into contact with the other inclined surface when connecting the male connector to the female connector.

Spiral forming methods can be used to join edges of a rolled material along a spiral joint to form conical and/or cylindrical structures. Alignment of the edges of the rolled material can be controlled in a wrapping direction as the material is being joined along the spiral joint to form the structure. By controlling alignment of the edges of the material as the edges of the material are being joined, small corrections can be made over the course of forming the structure facilitating control over geometric tolerances of the resulting spiral formed structure.

An automatic forming machine for double-hook hoops comprises a machine frame, a drive device arranged on the machine frame, a feeding device, a bending device, a material pushing device and a hook device, wherein the feeding device, the bending device, the material pushing device and the hook device are arranged on the machine frame and driven by the drive device. A receiving box is arranged below the hook device on the machine frame, the tail end of the feeding device is in butt joint with a station groove of the bending device, a long-strip-shaped steel bar which is conveyed into the station groove from the feeding device is punched downwards by the bending device to form a U-shaped structure, the steel bar of the U-shaped structure is then pushed by the material pushing device into a station groove of the hook device from the station groove of the bending device, and after the two ends of the steel bar of the U-shaped structure are bent to form hooked structures through the hook device, the steel bar automatically falls into the receiving box, so that automatic double-hook hooping work for the steel bar is completed. According to the automatic forming machine for the double-hook hoops, punching shearing force can be used for completing multiple machining processes from the long-strip-shaped steel bar to the final hook product at a time, the processes are simple, the automation degree is high, and the hook effect is good. Production efficiency is improved.

A material pushing device for a double-hook hooping machine is provided with a cam driven by a drive device, a cam pushing sleeve is arranged on the cam and located on the moving track of the cam, one end of the cam pushing sleeve is fixedly hinged to a cam pushing sleeve fixing piece, a connecting rod is further fixedly connected to the end, hinged to the cam pushing sleeve fixing piece, of the cam pushing sleeve, a material pushing rod used for pushing materials is horizontally arranged at the bottom end of the connecting rod, the material pushing rod is sleeved with a guiding shaft support used for limiting vertical movement of the material pushing rod, and the cam pushing sleeve can periodically drive the connecting rod to move back and forth with the hinging portion of the cam pushing sleeve and the cam pushing sleeve fixing piece as a pivot in the circumferential moving process of the cam, so that the material pushing rod is driven to horizontally move so as to push materials. The material pushing device is simple in structure and high in automation degree, saves labor, greatly lowers potential safety hazards of the material pushing motion, improves operation safety and reliability, and is good in practical effect.

The invention relates to a buoyancy tank for building water wharf. The buoyancy tank comprises a tank body; the internal of the tank body is hollowed; the tank body is cubic, and is provided with four sets of connecting lugs; antiskid patterns are arranged on the top surface of the tank body; convex blocks and grooves are respectively arranged on two opposite side surfaces of the tank body; the convex blocks are matched with the adjacent grooves of the tank body; and drain grooves are formed in the other two side surfaces of the tank body. The buoyancy tank is provided with the drain grooves and the convex blocks and the grooves for preventing staggering, so that a stabilizing effect is achieved, and the problems of surface water accumulation slippage of a water wharf and easy staggering between buoyancy tanks are solved.