62results about How to "Guaranteed shape accuracy" patented technology

The invention relates to the technical field of batteries, in particular to a battery cell cover plate and a battery cell. According to the battery core cover plate, a riveting part is formed at one end of a pole; a connecting hole in the riveting piece is a stepped hole with a first stepped section and a second stepped section, and the pole is riveted with the riveting piece, so that part of the riveting part expands towards the direction close to the second stepped section; before riveting, the size of the riveting part in the thickness direction of the cover plate body is m, the total size of the first step section and the second step section in the thickness direction of the cover plate body is n, and (m-n) / n = 0.15-0.3. According to the invention, enough material expansion is ensured after the pole is riveted with the riveting piece, so that the push-pull force which can be borne by the pole meets the use requirement of the battery cell cover plate, the safety performance of the battery cell is ensured, the problem that the size of the battery cell cover plate is out of tolerance due to excessive material expansion after the pole is riveted can be avoided, and the product quality is improved. And the size precision and the shape precision of the battery cell cover plate are ensured to meet the design requirements, so that the production yield of the battery cell cover plate is improved.

The invention belongs to the field of rotary body component forming, and particularly relates to a close-up spinning device and forming method.The close-up spinning device comprises a rotating table, a clamping assembly fixedly arranged on the rotating table and at least one spinning assembly, and the spinning assemblies can control the thickness and surface quality of a cylindrical workpiece; the thickness of a product is convenient to control, the thickness of the product can more easily meet the design requirement, and a thin-wall rotary body component with the uniform thickness and a thin-wall rotary body component with the gradually-changed thickness can be produced; according to the forming method, the cylindrical workpiece with the radius-thickness ratio larger than 200: 1 can be subjected to closing-in spinning, the closing-in spinning process is divided into three stages, different closing-in track routes and differentiated machining technologies need to be selected in different closing-in stages, the shape precision and surface quality of closing-in spinning are guaranteed, and the machining efficiency is improved. The box bottom forming efficiency can be effectively improved through integral spinning forming.

The invention discloses a motor stator short circuit ring automatic assembly device, and relates to the technical field of short circuit ring assembly.The motor stator short circuit ring automatic assembly device comprises a control machine table, a controller is installed on the upper surface of the control machine table, a supply conveying belt is installed on the front side face of the controller, and a feeding air cylinder is installed at the conveying end of the supply conveying belt; an assembling assembly is installed on the rear side of the feeding air cylinder, an interval distribution mechanism is arranged on the surface of the supply conveying belt, a damage prevention and centering mechanism is arranged in the assembling assembly, oil liquid is driven to be sprayed out through pressure, then it is ensured that lubricating oil is evenly distributed between a mold and a base by ingeniously using suction force generated by counter-acting force, and a thin oil film is formed; the high-efficiency boundary lubrication effect is achieved, firstly, through continuous and uniform oil film lubrication, direct contact friction between the die and the stator short circuit ring assembly part in the pressing process is effectively reduced, in addition, due to the existence of an oil film, the friction coefficient between contact surfaces is greatly reduced, and material deformation and displacement caused by friction are reduced.

The invention relates to the technical field of graphite shaping, in particular to a smashing and shaping device for cathode graphite, which comprises a cylinder, a vertical cylinder is fixed at the center of the inner side of the cylinder, a plurality of concentrically arranged grinding rings are movably arranged on the outer side of the vertical cylinder, and a supporting ring is fixed on the lower side of each grinding ring. A driving mechanism used for driving the adjacent supporting rings to rotate reversely is arranged at the lower end of the vertical cylinder. The multiple supporting rings and the grinding rings are driven to rotate through the driving mechanism, the spaced grinding rings are driven to rotate through the two first traction wheels and the two second traction wheels correspondingly, so that reverse rotation between the adjacent grinding rings is achieved, meanwhile, the two sliding square rods are driven to move in a reciprocating mode through the telescopic mechanism, and the grinding efficiency is improved. And the multiple pushing plates push the graphite particles back and forth between the upper sides of the adjacent reverse grinding rings, the graphite particles at all positions can be ground more uniformly, and the shaping efficiency is improved.

The invention relates to the technical field of metal processing, and discloses a hot press molding process for metal product manufacturing, which comprises the following procedures: S1, raw material preparation, S2, mold design and manufacturing, S3, preheating treatment, S4, hot press molding, S5, cooling and demolding, S6, post-treatment and S7, packaging and storage.The process can improve the product quality, and the product quality is improved through strict raw material preparation; according to the die, impurities are removed, the size precision is ensured, a foundation is laid for high-quality products, the shape and size precision of the products is ensured, the consistency and reliability of the products are improved, the hot-press forming process is optimized, the temperature, pressure and time are accurately controlled, a die cavity is fully filled with metal materials, internal defects of the products are reduced, and the product quality is improved. The mechanical property of the product is improved, meanwhile, the production efficiency is improved, the hot press forming difficulty is reduced through the reasonable preheating treatment and the segmented pressurizing and heating mode, and the forming speed is increased.

The invention provides a display backboard stamping process optimization method and system, and relates to the technical field of process optimization. According to the method, multi-area differential mesh division is carried out on a plate finite element model, fine meshes are adopted for a high-strain small-curvature area and a high-strain area, rough meshes are adopted for a trimming allowance area, and medium meshes are adopted for other areas. The deformation behavior of the key area is accurately captured, and the reliability of simulation prediction is remarkably improved under the same computing resource. And then, reverse compensation iterative correction and rapid convergence are performed on the initial molded surface based on a springback prediction result to obtain an optimized molded surface model, and source control is directly performed for springback errors, so that the number of times and period of mold testing which traditionally depends on experience are greatly reduced. According to the method, through linkage of simulation and real-time sensing data, dynamic optimization and closed-loop control of the process window are achieved, and the forming quality and production stability of the display backboard are effectively improved.

The utility model discloses an anti-deformation bearing thin-wall part machining supporting and fixing structure which comprises a base and a supporting assembly, a machining table is connected to the top of the base, clamping blocks are arranged on the two sides of the top of the machining table, and the supporting assembly is arranged in the machining table and comprises a bevel gear ring and a plurality of bevel gears meshed with the bevel gear ring. A lead screw is arranged in the machining table through a plurality of rotating frames, the surface of the lead screw is in transmission connection with a supporting plate through a lead screw nut, the supporting and fixing structure is provided with a supporting assembly, a driving motor drives a bevel gear ring to rotate, a plurality of bevel gears rotate synchronously, then the lead screw is driven to rotate, and the supporting plate ascends to support the interior of the thin-wall part; by means of the internal supporting mode, pressure and friction force borne by the inner wall of the thin-wall part during polishing can be effectively dispersed, deformation caused by lack of supporting is avoided, the size precision, the shape precision and the surface quality of the bearing thin-wall part are guaranteed, the product percent of pass is increased, and waste products are reduced.

The invention discloses follow-up welding forming clamping equipment for inner and outer circumferential welds of a cylinder, and belongs to the field of welding equipment. The welding forming clamping equipment comprises a base, a lower pressing mechanism, an upper pressing mechanism, a lifting driving mechanism, a turn-over driving mechanism, a turn-over seat, a rotary driving mechanism and a clamping positioning mechanism. The holding and clamping positioning mechanism is used for supporting the thin-wall barrel, and self-deformation of the barrel is avoided; the upper pressing mechanism and the lower pressing mechanism are matched to clamp and fix all the to-be-welded products, the positioning precision and the clamping stability of the parts are guaranteed through the ring body abutting rolling wheels, and circular seam welding deformation can be reduced easily; besides, the upper and lower pressing mechanisms are used for driving the cylinder part to perform rotary welding, the turn-over mechanism is used for driving the cylinder part to perform turn-over welding, one-time welding forming of inner and outer welding seams at the two ends of the cylinder part can be achieved through one-time clamping, the welding production efficiency is improved, the welding precision is greatly improved, and the welding reject ratio is effectively reduced; and the economic benefits of enterprises are improved.

The invention provides a quartz tube stretching deviation rectifying method and system based on self-adaptive adjustment, and relates to the technical field of quartz tube machining, a to-be-machined quartz tube is placed at a target position to be heated and stretched, stretching data are collected in real time, and multiple stretching control parameters are determined; performing simulation stretching on the quartz tube based on the plurality of stretching control parameters to generate three-dimensional simulation structure data; constructing a self-adaptive adjustment channel, and synchronizing the three-dimensional simulation structure data to the self-adaptive adjustment channel to generate a plurality of pieces of deviation adjustment information; performing deviation adjustment identification on the quartz tube according to the multiple pieces of deviation adjustment information, and generating a deviation correction control instruction; and the deviation rectifying control instruction is sent to stretching equipment to execute intelligent deviation rectifying operation. The technical problem that product quality fluctuates due to the fact that a traditional method lacks timely and accurate adjustment and deviation correction of control parameters in the stretching process is solved, and the technical effect of improving the forming quality and the production efficiency of the quartz tube is achieved.

The invention discloses a weld joint welding device for a printing plate roller, and belongs to the field of electric arc welding, the weld joint welding device comprises a bottom plate, four supports are fixed to the upper surface of the bottom plate, a top plate is fixed to the tops of the four supports, a sliding way is formed in the upper surface of the top plate in a penetrating mode, and a sliding seat is slidably connected to the interior of the sliding way; an arc welding torch is arranged in the sliding seat, four hydraulic rods are fixed to the lower surface of the bottom plate, lifting frames are fixed to the top ends of the hydraulic rods, and the four lifting frames are divided into two groups in the front-back direction; through the arrangement of the rolled plate positioning mechanism, a workpiece can be effectively prevented from shaking in the welding process, the welding quality is greatly improved, and high-quality welding seams can be formed easily; the device can be adapted to printing roller plate rolling workpieces with different diameters and lengths; the second screw is driven by the first motor to rotate, a series of components such as the pinch bar and the screw block are driven to move, and outward moving opening or inward retracting of the supporting plate can be achieved so as to adapt to workpieces with different inner diameters.

The utility model discloses a boring tool for an inner spherical surface of a flange hole, and belongs to the field of machining. A boring tool for the inner spherical surface of a flange hole comprises a boring tool rod and a molded surface boring tool. The boring cutter rod comprises a conical boring cutter rod handle and a rotary cutter rod connected with the boring cutter rod handle, a screw hole matched with the blind rivet is formed in the end of the boring cutter rod handle, a square hole used for installing the molded surface boring cutter is formed in the rotary cutter rod, a bolt used for fastening the molded surface boring cutter is arranged on one side of the square hole, and a threaded hole matched with the threaded hole is formed in the other side of the square hole. The profile boring cutter is specially designed in structure according to the inner spherical surface of a flange hole. Complex machining of the inner spherical surface of the flange hole can be completed at a time, multi-procedure errors are avoided, the size and shape precision is guaranteed, the requirement of a drawing is met, traditional step-by-step machining can be replaced, the tool changing frequency and the clamping time are reduced, efficiency is greatly improved, and production cost is reduced.

The invention discloses automobile stamping part assembling equipment, and relates to the technical field of assembling equipment, the automobile stamping part assembling equipment comprises a second U-shaped frame, a second servo motor is fixedly mounted on the second U-shaped frame, a second rotating shaft is fixedly mounted at the upper end of the second servo motor through an output shaft, and a first clamping rotating plate is fixedly mounted at the upper end of the second rotating shaft; according to the stamping part cleaning device, through the arrangement of the cleaning water tank, the water tank support, the air blower and the heating assembly, the stamping part cleaning device can effectively remove oil stains and impurities on stamping parts, the purity of a welding pool is guaranteed, and therefore the welding quality is improved; the welding strength of the outer plate and the inner plate of the engine cover is ensured, meanwhile, an oxide layer, rust and the like on the surface of a stamping part can be removed through cleaning, the cleaned metal surface is smoother, fusion during welding is facilitated, a welding seam is more uniform and compact, and the quality of a welding joint is improved.

The utility model discloses a novel glass forming tool and relates to the field of glass processing, the novel glass forming tool comprises a supporting table and a forming die, the forming die comprises a lower die arranged on the supporting table and an upper die combined with the lower die, and the supporting table is obliquely arranged; a lower mold forming surface and a lower mold forming surface are respectively arranged on the butt joint surfaces of the lower mold and the upper mold, the lower mold forming surface and the lower mold forming surface are in butt joint to form a pouring cavity, one end of the pouring cavity is a pouring port, and the other end of the pouring cavity is closed; the upper mold and the lower mold are closed, one half of the cavity is in the inner cavity of the lower mold, the other half of the cavity is in the inner cavity of the upper mold, downward liquid leakage in the pouring process can be avoided, and the shape precision of glass forming is guaranteed.

The invention relates to the technical field of laser machining, in particular to a laser machining device and method with a curved surface part positioning mechanism, a curved surface part is arranged below laser machining equipment, and a track recognition module used for conducting track recognition on a machining area of the laser machining equipment is installed on one side of a welding frame body; curved surface positioning modules which are uniformly distributed are mounted above the positioning base plate, curved surface parts are arranged above the curved surface positioning modules, and a curved surface part cooling module is further mounted above the positioning base plate; a curved-surface part cooling module is mounted on the upper surface of the positioning base plate, and when surface machining is conducted on a curved-surface part, a second controllable lifting unit drives an attaching hose to move upwards; the attaching hose is of a flexible structure, heat is taken away through a cooling medium circulating in the attaching hose, rapid cooling and shaping of a welding area are achieved, molten metal liquid is made to be formed along a preset track, and the machining precision and the forming quality of the curved surface part are guaranteed.

The present application relates to the field of paper barrel manufacturing, and discloses an expanded-mouth straight-wall type hot-melt adhesive storage paper barrel and a bottom sealing method thereof, which comprises the following steps: S1, a metal ring is sleeved on a paper barrel body, and an end portion sleeved with the metal ring is placed in a diameter expanding machine to expand the diameter, so as to form an expanded end on the paper barrel body; S2, a bottom plate is placed on a tray in a bottom sealing crimping machine, and then the paper barrel body is placed on the bottom sealing crimping machine, the bottom sealing crimping machine clamps the paper barrel body, and the tray sends the bottom plate upward into the expanded end; S3, a crimping die in the bottom sealing crimping machine moves upward, the crimping die crimps the expanded end, the crimping abuts against the bottom plate, the crimping cooperates with an inner top wall of the expanded end to seal the bottom plate, and the bottom sealing is completed. The present application has the advantages of convenient operation, good bottom sealing quality, and the fact that the inner wall of the paper barrel body is a straight wall with a uniform and consistent inner diameter, so that the pressure disc piston can be lowered to the bottom plate, thereby discharging all the hot-melt adhesive, and preventing waste of the adhesive.

The utility model belongs to the technical field of dies, and particularly relates to a draft-free die for a synchronous pulley, which comprises a movable module, a fixed module is arranged on one side of the movable module, a surrounding structure is arranged on the movable module and comprises a turntable and a plurality of first guide grooves, the turntable is rotatably connected onto the movable module, and the first guide grooves are arranged on the turntable. The movable module is slidably connected with a plurality of sliding blocks, one end of each sliding block is fixedly connected with a first guide shaft, each first guide shaft extends into the corresponding adjacent first guide groove and is slidably connected with the rotating disc, the other end of each sliding block is fixedly connected with a check block, the adjacent check blocks abut against each other, and the fixed module is provided with a pushing structure; and during mold opening, the multiple stop blocks move away from the synchronous belt wheel, so that demolding of the synchronous belt wheel can be achieved without pattern draft, and high-precision die-casting forming of the synchronous belt wheel is achieved.

A precise forming and manufacturing method for a spatial arc-shaped thin-wall structure relates to the field of precise forming of high-precision arc-shaped thin-wall structures, and comprises an upper female die, a lower female die, a left male die, a right male die and a positioning pin, the upper female die and the lower female die are consistent in structure and are symmetrical about an XOY plane, and the left male die and the right male die are consistent in structure and are symmetrical about a YOZ plane. A locating pin special hole is formed in the symmetric line of the upper female die and the lower female die, a thin-wall forming structure blank is installed between the upper female die and the lower female die, a locating pin penetrates through the locating pin special hole and a locating pin hole, and the upper female die and the lower female die are fixed through a fixing assembly. The inner arc surfaces of the upper female die and the lower female die are respectively designed according to upper and lower theoretical curved surfaces of the arc-shaped thin-wall structure; the left male die and the right male die are connected to the two sides of the upper female die through fixing assemblies, the left male die and the right male die are connected with the lower female die through fixing assemblies, and the die inner cambered surfaces of the left male die and the right male die are designed according to the left theoretical curved surface and the right theoretical curved surface of the arc-shaped thin-wall structure respectively. And high-precision manufacturing of the unit arc-shaped thin-wall structure is achieved.

The invention relates to the technical field of machining, and provides a segmented annular workpiece machining method and clamping device.The machining method comprises the steps that S1, a segmented annular workpiece is jacked in the radial direction through a jacking assembly of a first clamping device, so that finish machining of the upper end face of the segmented annular workpiece is completed; s2, the segmented annular workpiece is axially pressed from the outer side through a first pressing assembly of a second clamping device, so that finish machining of the outer circle face of the segmented annular workpiece is completed; s3, before pressing is executed, a first copper gasket is placed between a pressing plate of a second pressing assembly in a third clamping device and the outer circle face of the workpiece, and all segmented joints of the workpiece are stuffed with second copper gaskets; and then the segmented circular-ring-shaped workpiece is axially pressed from the outer side through a second pressing assembly of the third clamping device, so that finish machining of the inner circular face of the segmented circular-ring-shaped workpiece is completed. Through sequential use and targeted process design of the three sets of clamping devices, high-precision, high-efficiency and high-integrity segmented circular ring machining is achieved.

An injector and a welding method thereof, relating to the technical field of engine injectors. The injector comprises a support part and a cover plate arranged on the front of the support part; a plurality of concentrically distributed annular grooves are arranged on the covering surface of the cover plate, a plurality of annular convex ribs are arranged on the front of the support part and inserted into the annular grooves in a one-to-one correspondence, the plurality of annular convex ribs are concentrically distributed, and the annular convex ribs are fixedly connected with the annular grooves by a diffusion welding process to form a mixing chamber between adjacent annular convex ribs; a plurality of injection holes connected with the mixing chamber are arranged through the cover plate along the thickness direction; a first fuel chamber and a combustion-supporting chamber respectively connected with the mixing chamber are arranged in the support part, the first fuel chamber is used to introduce fuel into the mixing chamber; the combustion-supporting chamber is used to introduce an oxidant into the mixing chamber. The injector has a stable structure and a small change in overall flatness, and the connection strength and sealing of the welded joint are improved by the diffusion welding process, thereby ensuring the dimensional accuracy and shape accuracy of the injector, as well as the safety and reliability of the injector.

The invention discloses a processing method of a three-dimensional space complex cross flame tube with a flange. The processing method comprises the following steps in sequence: preparing a blank tube material, cutting an oblique angle, flanging for the first time, carrying out heat treatment, flanging for the second time, carrying out heat treatment, correcting a flanging, cutting a straight end surface, forming a bent tube surface of the cross flame tube, turning the flanging to obtain the outer diameter of the flange and turning the straight end surface. In the machining process, a female die of a sectioning rigid structure is matched with a male die made of urea alkane for forming, the size precision of the molded surface of the part is guaranteed, the appearance precision of the part is guaranteed by adjusting cutting parameters, and the final appearance size of the cross flame tube is obtained through turning. The machining cost of the flange three-dimensional space complex cross flame tube and similar structural parts is reduced, the machining period is shortened, the machining efficiency is improved, and the part quality and the percent of pass are improved.

The invention relates to the technical field of welding, and discloses a photovoltaic module frame profile welding device which comprises a bottom plate, the upper surface of the bottom plate is fixedly connected with a feeding mechanism and a first reversible deformation mechanism, and the outer surface of the feeding mechanism is slidably connected with a first single frame and a second single frame. The outer surface of the feeding mechanism is fixedly connected with a second reversible deformation mechanism, the first reversible deformation mechanism comprises a screw rod sliding block device, the screw rod sliding block device is fixedly connected with the upper surface of the bottom plate, the outer surface of the screw rod sliding block device is fixedly connected with a second screw rod, and the outer surface of the second screw rod is rotatably connected with a second box body; an I-shaped block is arranged for auxiliary supporting, so that the welding quality and the profile shape precision can be guaranteed; the I-shaped cross section of the I-shaped block has the characteristics of high strength and the like, so that the I-shaped block can be reliably supported, and during actual welding, the I-shaped block can uniformly distribute weight, resist stress, limit deformation and ensure the quality of the frame.

The present invention relates to the field of punching dies, and specifically to an automatic punching die for aluminum ladder steps, which comprises a first core rod and a second core rod that can be connected and separated, wherein the first core rod can be slidably connected to a die frame, and comprises a first support portion for supporting the inner wall of a circular tube of the ladder step, a first connection portion arranged at the end, and an operating portion that can be extended and retracted along an axis. The second core rod is detachably connected to the first core rod, and comprises a movable portion, a second support portion and a second connection portion that are evenly distributed around the movable portion, and the second support portion can move radially to achieve radial expansion. The first connection portion and the second connection portion are connected by magnetic adsorption or vacuum adsorption, and the operating portion can extend out of the connected movable portion and drive it to move axially. In the embodiment of the present invention, the first core rod and the second core rod respectively support the inner walls of the circular tube on both sides of the movable die hole, thereby preventing the inward compression deformation of the circular tube caused by the punching force and ensuring the shape accuracy of the ladder step.

The invention relates to the technical field of aircraft panel machining, and discloses large aircraft panel composite forming equipment and method.The large aircraft panel composite forming equipment comprises a bottom plate, a fixing support is fixedly installed at the top of the bottom plate, a workbench is fixedly installed at the top of the fixing support, and a first fixing base is fixedly installed at the top of the workbench; and a skin bag is fixedly mounted at the top of the fixed seat. According to the large aircraft panel composite material forming equipment, the internal structure integrity of a panel composite material can be ensured, fibers of the composite material are arranged in order and a matrix and reinforced fibers are well combined through accurate technological parameter control, the overall strength and durability of a panel are improved, accurate forming of a complex shape can be achieved, and the production efficiency is improved. The large aircraft panel is complex in shape, the forming equipment can meet the requirements of special shapes such as various curved surfaces and thin walls, once the forming equipment is debugged, the composite panel can be stably formed according to set process parameters, the large-scale production requirement is met, and the yield requirement of aircraft manufacturing is met.

The invention relates to the field of machining, in particular to a machining method for an opening of a guide shaft support. The guide shaft support comprises a support body, a shaft sleeve and a bolt, the shaft sleeve and the support body are hollow circular rings, the shaft sleeve is fixedly connected to the inner circle position of the support body, first screw holes are evenly distributed in the circular ring surface of the support body, and the shaft sleeve is provided with a first opening perpendicular to the plane direction of the support body and a second opening parallel to the plane direction of the support body. The shaft sleeve is provided with a plurality of second screw holes which are parallel to the plane direction of the support, penetrate through the outer wall of the shaft sleeve and are vertically and symmetrically distributed along the outer wall, and bolts can penetrate through the second screw holes and are in threaded connection with the shaft sleeve. The machining method for the opening of the guide shaft support comprises the steps of guide shaft support pretreatment, clamping and positioning, linear cutting machining parameter setting, linear cutting machining and aftertreatment. And the opening of the guide shaft support can be quickly and accurately machined according to a preset shape path through the linear cutting technology, and the opening is kept to have good precision.

The utility model discloses a forming die. The forming die is characterized by comprising a lower die, an upper die and an inner die, a lower groove is formed in the upper surface of the lower die; an upper groove is formed in the lower surface of the upper die; the upper groove corresponds to the lower groove in position; the lower groove is provided with a transition pipe section lower forming groove, a flat pipe section lower forming groove and an inner mold lower positioning groove; the outer end of the forming groove at the lower part of the transition pipe section is communicated with the side wall surface of the lower die; the upper groove is provided with a transition pipe section upper forming groove, a flat pipe section upper forming groove and an inner mold upper positioning groove; the outer end of the forming groove in the upper part of the transition pipe section is communicated with the side wall surface of the upper mold; the inner mold is placed in the inner mold lower part positioning groove; and a positioning block is arranged at one end of the inner mold and faces the forming groove in the lower part of the transition pipe section. The die is used for one-time die forming of connector stamping, meanwhile, the surface of a product cannot be damaged, and the size precision and the appearance precision of the product can be guaranteed.

The invention relates to a titanium alloy hollow beam-shaped part and a hot forming method and a forming die thereof, and belongs to the technical field of titanium alloy forming methods. The forming method comprises the following steps: respectively carrying out hot-press forming on a bottom plate blank and a rib plate blank to obtain a bottom plate and a rib plate; the supporting block is arranged in the bottom plate, then the rib plate is arranged on the supporting block, the two ends of the supporting block are subjected to edge sealing welding through the blocking piece, the blocking piece is connected with the bottom plate and the rib plate, and the air pipe is connected to the blocking piece; the bottom plate and the rib plate which are subjected to edge sealing and welding are placed in a mold, diffusion bonding is conducted under heating and pressurizing, and metallurgical bonding is achieved at the joint of the bottom plate and the rib plate; and subsequent machining is conducted, and the hollow beam-shaped part is manufactured. The problems of welding seam performance weak areas and complex welding deformation generated by a traditional tailor-welding method are effectively solved, meanwhile, the defects that due to overall mechanical cold machining, material waste is large, and thin-walled parts are prone to deformation are overcome, and high-quality and high-efficiency near-net forming of the titanium alloy hollow beam-shaped parts is achieved.

This invention discloses a construction process for controlling the deformation of multi-curved irregular-shaped aluminum panels. The first pre-assembly ensures the aluminum panel processing accuracy meets requirements; the second pre-assembly controls the deformation and angular deviation of the assembled aluminum panel units; and the third pre-assembly ensures the qualified connection between multiple aluminum panel units. These three pre-assembly processes ensure the processing accuracy of the aluminum panels and guarantee a high rate of qualified aluminum panels leaving the factory. A shaping plate serves as a benchmark for controlling interface dimensions, allowing for timely detection of deformation in aluminum panel units. The shaping plate also reduces deformation during subsequent processes. During the spraying process, when the aluminum panel is suspended on one side, it will not deform due to its own weight. Under spraying and baking conditions, the deformation of the aluminum panel is also greatly reduced. Through the combined effect of the three pre-assembly processes and the shaping plate, the final finished aluminum panel can achieve the preset shape.

The utility model relates to a punching machine moving die which comprises a machine body, a punching base is arranged on the machine body, a guide column is arranged on the machine body, a punching plate capable of vertically punching is arranged on the guide column, a plurality of positioning blocks are arranged below the punching plate, a T-shaped cavity is defined by the positioning blocks and the punching plate, and the T-shaped cavity is communicated with the punching base. A movable plate is movably arranged in the T-shaped cavity, and a plurality of forming punches are arranged on the movable plate. The utility model has the beneficial effect of being capable of finishing the processing of a plurality of working procedures at one time. Through the continuous movement of the punching device and the synergistic effect of the multiple punches, multiple machining steps can be completed in one punching period, and the production efficiency and the machining consistency are improved.

The blade shaping machine comprises a base, a chuck for driving the impeller to rotate to a preset angle, an ejector rod for ejecting the impeller, a chuck for machining blades of the impeller and a detection device for detecting the shape of the impeller, wherein the ejector rod is rotationally connected with the chuck; the chuck is movably arranged on the base; and the detection device is arranged on the base. The problem that in an existing scheme, in the shaping process, an impeller needs to be clamped multiple times, a chuck is held for shaping, and the shaping precision of impeller blades is low due to the manual judgment effect is solved.

The utility model relates to the technical field of solar inverter manufacturing, and discloses a shaping device for solar inverter coil processing. Comprising a supporting frame, a processing box is fixedly connected to the top of the supporting frame, and an air cylinder located on a fixing support is started, so that the air cylinder drives piston rods on the periphery and extrusion blocks below to reciprocate up and down together, and therefore the air cylinder pushes processing rods below and shaping heads below connecting blocks to move towards a solar inverter coil; and the shaping head is in contact with the middle part of the solar inverter coil, so that the processing and shaping work of the solar inverter coil is completed, and meanwhile, the shaping head and the shaping block are both made of wear-resistant materials, and flexible contact surfaces are arranged at the tail ends of the shaping head and the shaping block, so that the shaping head and the shaping block are not prone to deformation. And the coil can be effectively prevented from being damaged, so that the shaping precision can be effectively ensured under the condition of ensuring convenient operation.