62results about How to "Save tooling costs" patented technology

A technology for milling the blade of steam turbine by fixing it on the 5-coordinate numerally controlled machine-tool once includes such steps as improving the coarse machining module of Turbsoft program for 5-coordinate numerally controlled machine tool by adding the blade-milling module, fixing the steel blank of blade onto said machine-tool, and milling under the control of said program.

The invention discloses an adjustable multi-point positioning hole making device, which comprises a hole making template, a regulating template and two bridging plates used for connecting the hole making template and the regulating template, wherein the hole making template comprises a hole making end provided with hole groups and a positioning end used for connecting the bridging plates, the regulating template comprises a hole making end provided with hole groups and a regulating positioning end used for connecting the bridging plates, one ends of the bridging plates are provided with a plurality of groups of connecting holes matched with positioning holes of the hole making template, each group of connecting holes are in arrangement with certain distances between the front and the back, and the other ends of the bridging plates are provided with bridging holes. The adjustable multi-point positioning hole making device adopting the technical scheme has the advantages that the universality is high, the kind and the number of the hole making device can be recued, the tooling manufacture cost is reduced, and the standard production requirement of the hole making in the large-scale manufacture process is met. The invention also discloses a hole making method utilizing the device, the method is simple and feasible, and the hole making is precise.

A method of progressive hydro-forming of a tubular member includes the steps of positioning a tubular member between open die halves mating with one another to define a first tubular cavity portion in a first stage. The method also includes the steps of progressively closing the die halves and applying hydraulic pressure to expand and conform the tubular member to the first tubular cavity portion in the first stage. The method includes the steps of positioning the expanded tubular member in a second tubular cavity portion in a second stage and progressively closing the die halves to progressively deform the expanded tubular member within the second tubular cavity portion. The method includes the steps of applying hydraulic pressure to expand and conform the expanded tubular member to the second tubular cavity portion in the second stage.

The invention discloses a method for preparing a plain high-gloss shell of a green home appliance. The invention comprises the following technical steps: co-extruding recycled plastics and flame-retardant plastics into boards; using a special surface non-contact gas pressure forming machine to form; The semi-finished green home appliance shell is cut in three dimensions; according to the size requirements of the cut shell semi-finished product, the insert is injected; the green home appliance shell semi-finished product after forming and cut is assembled with the injection molded insert; the assembly is performed using an ultrasonic welding machine After welding the inserts; apply glue to the above welded inserts. Adopting the present invention not only satisfies the requirement of high-gloss flame-retardant properties of green home appliances, but also improves the reutilization rate of industrial waste and reduces environmental pollution; the production process is simple and fast, reducing equipment investment; the produced products are plain, reducing the painting process and meeting environmental protection requirements .

The invention discloses a novel aluminum alloy auxiliary frame which comprises a front cross beam, a rear cross beam, a left longitudinal beam and a right longitudinal beam, and the front cross beam, the rear cross beam, the left longitudinal beam and the right longitudinal beam are all of a hollow tubular structure formed by extrusion forming of aluminum alloy sections. The auxiliary frame further comprises a left front mounting bracket, a right front mounting bracket, a left rear mounting bracket and a right rear mounting bracket; the left front mounting bracket, the right front mounting bracket, the left rear mounting bracket and the right rear mounting bracket are all formed by casting aluminum alloy. According to the novel aluminum alloy auxiliary frame, through the front cross beam, the rear cross beam, the left longitudinal beam and the right longitudinal beam which are formed through extrusion, the weight is light, the yield is high, the cost is low, and welding is easy to control; the left front mounting bracket, the right front mounting bracket, the left rear mounting bracket and the right rear mounting bracket need to be connected with other parts of a vehicle body or a chassis, structural changes are complex, and the mechanical performance of casting parts formed through casting is improved.

The invention provides a spiral gear tooth form turning method. Firstly, a cutter is designed and prepared; then, spiral parameters are determined; and finally, a numerical control lathe thread picking program is programmed according to the spiral parameters, and a numerical control lathe is controlled to use the prepared cutter for circularly picking threads to realize the spiral gear tooth form turning. The spiral gear tooth form turning method has the following beneficial effects: a numerical control turning method is adopted; such special complex forming cutters as tooth form slotting tool, milling cutter, hobbing cutter and broaching tool have no need to be customized; the spiral gear tooth form machining can be finished in a shorter period only by sharpening a single tooth form turning tool; and a convenient and reliable machining process is provided for the gear tooth form machining. The spiral gear tooth form turning method can be applied to a product development stage or a single small-batch production phase, is short in development stage, is much lower in tool cost, and is economic and practical.

The invention discloses a high precision machining method for a double-head cross hole in a bolt shaft The method comprises the following steps of (1) drill jig manufacturing: designing and manufacturing a pair of overturn cross hole drill jig with 90-degree overturn surfaces; (2) electric soldering iron reforming: reforming the heads of a pair of electric soldering iron to a positioning shaft; (3) drill jig positioning and clamping; (4) first time drilling: drilling one hole in the double-head cross hole in the bolt shaft by a drill bit separately; (5) electric soldering iron gapless positioning: separating the positioning shafts of the pair of electric soldering iron into drilled holes, separately, and connecting a power supply for thermal expansion gapless positioning; (6) drill jig overturning and clamping; and (7) second time drilling: drilling the other hole in the double-head cross hole by the drill bit, separately; and after drilling, unloading the electric soldering iron and the cross hole drill jig after the electric soldering iron is cooled. The method improves the machining precision of the double-head cross hole and is low in implementation cost.

The invention relates to the technical field of ship manufacturing, and discloses a supporting tool for spraying zinc to the surface of a fence small assembly of a ship deck. The supporting tool for spraying zinc to the surface of the fence small assembly of the ship deck comprises a supporting rack and a lateral limiting device, wherein the lateral limiting device is arranged on the upper portionof the supporting rack and is used for preventing the fence small assembly from tilting leftwards or rightwards; the supporting rack comprises a seat block; the left side and the right side of the seat block are separately connected with a left supporting rod and a right supporting rod through hinges; the upper end of the seat block is connected with the lateral limiting device; and the lateral limiting device comprises a connecting arm, a left bent catch pawl and a right bent catch pawl, the connecting arm is arranged horizontally, the left bent catch pawl and the right bent catch pawl are arranged at the two ends of the connecting arm, extend upwards and are used for limiting the left side surface and the right side surface of a handrail in the fence small assembly; and a gap for zinc spraying to the handrail is formed between the connecting arm and the handrail. The zinc spraying quality and efficiency are improved, and meanwhile, the cost for supporting auxiliary materials is saved.

The invention discloses a ceiling welding tool and a ceiling welding process. The ceiling welding tool comprises two symmetrically arranged supporting platforms, a plurality of tool fixtures are arranged at intervals on each supporting platform, the tool fixtures are slidably arranged on the supporting platforms and are used for fixing upper cantilever beams while installing a ceiling. The ceiling welding tool provided by the invention has simple structure, is convenient to realize and can effectively reduce tool expense. Meanwhile, the ceiling welding tool provided by the invention can be used for carrying out double-side single-spot welding on the ceiling and can effectively improve the welding quality of the ceiling.

The invention discloses an anti-cracking drain channel structure. The anti-cracking drain channel structure comprises front shock absorber seat connecting plates (11), an automobile drain channel main body (2) and pi-shaped brackets (1), wherein plug welding holes (12) are formed in the front ends and the back ends of the pi-shaped brackets (1); mounting screw holes are formed in the top ends of the pi-shaped brackets (1); by using bolts, the two pi-shaped brackets (1) are fixedly connected with the automobile drain channel main body (2) at the two ends of the automobile drain channel main body (2) through the mounting screw holes (3); the two pi-shaped brackets (1) are fixed on the front shock absorber seat connecting plates (11) through respective front and back plug welding holes (12). The anti-cracking drain channel structure disclosed by the invention is advantaged in that the structure of the anti-cracking drain channel structure is simple and practical, the space occupied by the anti-cracking drain channel structure is small, the anti-cracking drain channel structure is convenient to mount and detach and the NVH (Noise Vibration and Harshness) performance of the whole automobile can be improved.

The invention relates to a multifunctional aluminum profile stretch-bending forming die and a stretch-bending forming process. The multifunctional aluminum profile stretch-bending forming die comprises a tool bottom plate and multiple radial radian positioning block slideways fixedly installed on the tool bottom plate, radian positioning blocks are installed on the radian positioning block slideways in a sliding manner, and the radian positioning blocks comprise arc-shaped positioning blocks and fine adjustment positioning blocks. Bolt connecting holes are formed in the longitudinal directionsof the fine adjustment positioning blocks, a height adjusting nut is slidably installed in each T-shaped groove in the sides, opposite to the fine adjustment positioning blocks, of the arc-shaped positioning blocks, and screw rods are arranged in the fine adjustment positioning blocks in a penetrating manner. Radian fine adjustment nuts corresponding to the height adjustment nuts are installed atthe positions, on the sides, opposite to the arc-shaped positioning blocks, of the fine adjustment positioning blocks, of the screw rods in a threaded manner, and fastening nuts are installed at thepositions, on the sides, away from the arc-shaped positioning blocks, of the fine adjustment positioning blocks, of the screw rods in a threaded manner. The problems that an existing high-strength aluminum alloy angle aluminum profile stretch-bending tool is simple in design, free of universality, high in tool cost, large in manual mounting and dismounting workload and prone to influencing tool precision are solved.

The invention provides an electron device and antenna structure, said antenna structure includes a film layer, an antenna emitting layer and a backing. The antenna emitting layer is formed on the film layer, the antenna emitting layer and the film layer are combined on the backing, and the antenna emitting layer is between the backing and the film layer. Said backing can be the shell of an electron device, and the antenna emitting layer can be combined on the shell of the electron device in emitting in mould mode. The electron device and antenna structure in the invention can decrease the cost of mould and material of metal piece, but also increase the quality ratio and consistency.

The invention discloses a middle row seat mounting cross beam, and relates to the technical field of automobile manufacturing. The middle row seat mounting cross beam comprises a seat cross beam located between a rear floor front cross beam and a rear floor lower cross beam. The two ends of the seat cross beam respectively penetrate through rear longitudinal beams to be fixedly connected with threshold beams. A plurality of seat mounting supports are arranged on the seat cross beam. Compared with the prior art, according to the middle row seat mounting cross beam, a seat in the middle and seats on two sides are mounted on the seat mounting supports, middle-row seats can be mounted through just two parts, few types of tools for production are required correspondingly, and the production cost is low. The seat mounting supports are arranged on the seat cross beam, a cantilever structure is eliminated, and the rigidity of a seat mounting point is improved. When a vehicle body is subjectedto side collision, through the rear floor front cross beam, the rear floor lower cross beam and the seat cross beam for force transmission, a side collision force transmission path is increased, sideimpact bearing performance is improved, and meanwhile, the torsional rigidity is effectively improved.