21results about How to "Guaranteed Dimensions" patented technology

The utility model discloses a shape-preserving assembly tool for a thin-wall composite material shell with a groove, which belongs to the technical field of composite material processing, and comprises a sliding block component, a plurality of first sliding blocks and a plurality of second sliding blocks, the sliding block component comprises a plurality of first sliding blocks and a plurality of second sliding blocks, the first sliding blocks and the second sliding blocks can be spliced into a whole cylinder at intervals, a through hole is formed in the whole cylinder, and two ends of the through hole are conical holes; the tensioning gasket set is arranged in the sliding block assembly and comprises two circular gaskets, the two circular gaskets are connected in series through a screw rod assembly, the peripheries of the two circular gaskets are machined into conical surfaces matched with the conical holes, and the distance between the two circular gaskets is adjusted through the screw rod assembly to open the sliding block assembly. And the appearance size of the metal thin-wall part is effectively guaranteed.

The invention relates to the technical field of battery production equipment, and discloses a flange-free square steel shell battery welding auxiliary device and a welding method. The welding auxiliary device for the flange-free square steel shell battery comprises a support, a positioning mechanism and a pressing mechanism, and the positioning mechanism is installed on the support and used for containing the battery; the pressing mechanism comprises a pressing plate assembly, a connecting arm, a first driving assembly and a first guide structure; the first driving assembly is installed on the support, the output end of the first driving assembly is in transmission connection with the connecting arm, the connecting arm is in sliding connection with the pressing plate assembly through the first guiding structure, the pressing plate assembly is located above the positioning mechanism, and a first avoiding notch and a second avoiding notch are formed in the two sides of the connecting arm in the Y direction. The projection parts of the first avoiding gap and the second avoiding gap in the X direction are overlapped; the first driving assembly can drive the connecting arm to move till one to-be-welded edge of the flange-free square steel shell battery is exposed out of the first avoiding notch or the second avoiding notch. The welding quality and the welding efficiency can be effectively improved.

The utility model relates to a double-cell die cutting, slitting and winding all-in-one machine which comprises a large plate, a positive plate unwinding mechanism, a negative plate unwinding mechanism, a first winding mechanism, a second winding mechanism, a positive plate tab cutting mechanism, a positive plate slitting mechanism, a negative plate tab cutting mechanism and a negative plate slitting mechanism, the positive wide pole piece is made into a positive inner side pole piece and a positive outer side pole piece which are symmetrical through the positive pole piece tab cutting mechanism and the positive pole piece slitting mechanism, and the negative wide pole piece is made into a negative inner side pole piece and a negative outer side pole piece which are symmetrical through the negative pole piece tab cutting mechanism and the negative pole piece slitting mechanism; the first winding mechanism is used for winding the positive electrode inner side pole piece, the negative electrode inner side pole piece, the first upper diaphragm and the first lower diaphragm into an inner side battery cell; the second winding mechanism is used for winding the positive electrode outer side pole piece, the negative electrode outer side pole piece, the second upper diaphragm and the second lower diaphragm into an outer side battery cell. According to the utility model, the laser tab forming machine, the splitting machine and the winding machine are integrated, so that the equipment is highly integrated.

The invention relates to a forming method of a reinforced carbon fiber thermoplastic and thermosetting type composite material appearance part, which is characterized by comprising the following steps of: stamping and forming a metal plate, (1) carrying out sand blasting treatment on the surface of a metal stamping part, (2) blanking a thermosetting carbon fiber prepreg through an automatic blanking machine according to a blanking drawing, (3) pre-paving and forming a material sheet on the required side of the stamping metal part, and (4) pre-paving and molding the material sheet on the required side of the stamping metal part. (5) putting the composite part into an injection mold for thermoplastic forming of required inverted buckles, buckles, rib positions, metal embedded parts and the like; (6) putting the composite part subjected to thermoplastic forming into a shaping tool for shaping and trimming; and (7) obtaining the reinforced carbon fiber thermoplastic and thermosetting composite material appearance part. Wherein a metal stamping layer subjected to sand blasting treatment is added between the thermosetting layer and the thermoplastic layer; therefore, two materials with insufficient bonding strength can be better bonded together. The method has the advantages that the appearance size of the product can be more accurately guaranteed by paving the thermosetting carbon fibers on the metal stamping part, the bonding strength between the thermoplastic part and the thermosetting part can be improved by adding the metal carrier between the thermoplastic part and the thermosetting part, and the excellent performance of the thermoplastic material and the thermosetting material can be perfectly fused; the original linking mode of a thermosetting material part is broken through, and the linking mode of the thermosetting part has N possibilities.

The invention discloses a ring frame piece forming mold and method.The ring frame piece forming mold comprises a mold body and a pressing block assembly, two intersecting forming grooves are formed in the mold body and intersect to form an 8-shaped structure, pasting grooves are formed in the two sides of the mold body, and the pressing block assembly is arranged on the mold body; the length direction of the pasting groove is parallel to the arrangement direction of the two forming grooves, the two ends of the pasting groove communicate with the two forming grooves correspondingly, protrusions between the pasting groove and the two forming grooves are protruding blocks, and the pressing block assembly can be matched with the forming grooves and the pasting groove to extrude the prepreg, so that prepressing and curing of the annular frame part are achieved. The ring frame piece forming method is implemented on a ring frame piece forming mold, and when the prepreg is laid, fibers of the prepreg with different fiber angles in a designated area are continuous, so that the continuity of a prepreg laying layer and the accuracy of the fiber angles are ensured to the greatest extent, and the bearing capacity of the prepared ring frame piece is improved.

A method for manufacturing a large-scale balance weight of a steel sheet pile ship lift, which simplifies the processing flow of the large-scale balance weight. The method first cuts a continuous casting steel blank into single pieces of steel sheet pile with grooves, and measures and marks the steel sheet pile. Then, two groups of steel sheet pile are assembled together by processing and pre-installing gap pads. After the preliminary assembly is completed, the balance weight is marked again, and then the locking bolt holes, pin shaft holes and lifting lug holes are drilled and processed, and the holes are counterbored. The next step is to cut and install the edge plates at the top and bottom of the grooves. The trial lifting is performed and the lifting shaft hole reinforcing plates are pre-installed to ensure the stability of the structure. The stop seat plates are further processed and installed to provide protection for the final stability. Finally, the overall performance of the balance weight is verified by the second trial lifting, and the remaining edge plates are pre-installed. The present application can realize efficient processing of large-scale steel sheet pile balance weight by using conventional general equipment.

The utility model relates to the technical field of injection molding machines, in particular to a pedal type sliding door driving mechanism. According to the technical scheme, the mold comprises a mold body, a hydraulic rod, a pedal body and a heat conduction rod, a mold groove is formed in the outer wall of one side of the mold body, a cooling groove is formed in the mold body, and embedding grooves distributed in a rectangular array are formed in one side of the inner wall of the cooling groove; hydraulic rods distributed in a rectangular array mode are installed on the outer wall of the side, away from the embedding groove, of the cooling groove, a heat conduction rod is installed on the outer wall of one end of each hydraulic rod, pulleys distributed in parallel at equal intervals are arranged on the outer wall of one side of the pedal body, and a power structure is arranged on the outer wall of one side of the pedal body. The effect of guaranteeing the demolding temperature of the workpiece is achieved, the overall temperature difference of the workpiece after demolding is guaranteed, the problem of poor shrinkage deformation of the workpiece after demolding is avoided, and the boundary dimension of the workpiece is guaranteed.

The utility model discloses a loading opening end frame machining clamp which comprises a bottom plate, a clamping device and a clamping device. The guide template is fixedly arranged on the assembly plane and comprises three vertical planes and a first horizontal plane, the first vertical plane is parallel to the second vertical plane, the third vertical plane is perpendicular to the first vertical plane and the second vertical plane, and the first horizontal plane is perpendicular to the three vertical planes; the equal-height block is attached and fixed to the first vertical face, the equal-height block comprises a second horizontal face flush with the first horizontal face and a fourth vertical face parallel to the first vertical face, and the fourth vertical face upwards protrudes out of the second horizontal face; the positioning block is attached and fixed to the third vertical plane, the positioning block comprises a third horizontal plane flush with the first horizontal plane and a fifth vertical plane parallel to the third vertical plane, and the fifth vertical plane upwards protrudes out of the third horizontal plane; wherein the fourth vertical face is attached to one side edge of the end frame, and the fifth vertical face is attached to the other side edge of the end frame.

This invention relates to the field of marine engineering equipment technology, specifically disclosing a segmented docking device and method for an offshore booster station, comprising: an upper section and a lower section. The lower section has an adjustment mechanism at its top, which includes a vertical adjustment structure and a horizontal adjustment structure. The vertical adjustment structure includes a mounting plate, a hydraulic jack, and a feedback plate. The mounting plate is connected to the top of the lower section by positioning bolts, and the hydraulic jack is connected to the top of the mounting plate by positioning bolts. The feedback plate is located above the hydraulic jack and on one side of the upper section. The horizontal adjustment structure includes a vertical plate, a drive motor, and a second feedback plate. The vertical plate is located on top of the mounting plate, and the drive motor is located on the side of the vertical plate opposite to the hydraulic jack. This device can improve the segmented docking accuracy, accelerate the construction progress, effectively control welding deformation, and ensure construction safety.

The invention discloses a manufacturing method of a stacked and spliced steel plate type ship lift balancing weight. The machining process of a large complex balancing weight is simplified. The method comprises the following steps: firstly, cutting a continuous casting steel billet into a single laminated steel plate with a groove, and measuring and scribing the single laminated steel plate; and then, the two groups of overlapped and spliced steel plates are assembled together by machining and preassembling gap cushion blocks. After primary assembly is completed, secondary scribing is conducted on the balancing weight, then locking bolt holes, pin shaft holes and lifting lug holes are drilled and machined, and counter bore treatment is conducted on the locking bolt holes, the pin shaft holes and the lifting lug holes. And the next step is blanking and mounting edge sealing plates at the top and the bottom of the groove. And carrying out trial hoisting and preassembling a hoisting shaft hole reinforcing plate to ensure the structural stability. And the locking seat plate is machined and mounted, so that a guarantee is provided for final stability. And finally, the overall performance of the balancing weight is verified through secondary trial hoisting, and the remaining edge sealing plates are pre-installed. According to the method, efficient machining of the large stacked steel plate type balancing weight can be achieved by adopting conventional general equipment.

A Krah pipe head machining device comprises a set of supporting racks, two sets of winding supporting mechanisms are installed on the set of supporting racks, the two sets of winding supporting mechanisms are connected and fixed together through connecting rods, and the two sets of winding supporting mechanisms comprise a set of driving winding mechanisms and a set of driven supporting mechanisms; a machining mechanism is mounted on the inner side of the supporting rack, sleeves the connecting rod and moves on the connecting rod, a cooling mechanism is mounted on the left side of the machining mechanism, and a scrap suction mechanism is arranged on the right side of the machining mechanism; existing equipment of a winding station is fully utilized, special machining equipment and tools are designed for profiling machining according to material characteristics and machining requirements of the Krah pipe, the machining size and precision are guaranteed, the machining efficiency is improved, air cooling equipment is additionally arranged for cooling in the machining process, it is guaranteed that the machining size is not accurate due to cutting heat, and the machining efficiency is improved. The chip suction device is additionally arranged, chips are sucked away and collected in time, the collected chips are used as raw materials for follow-up krah pipe manufacturing while tool sticking is prevented, and therefore cost is saved.

The utility model discloses a window type air conditioner, which relates to the technical field of air conditioners and comprises an air duct back plate, the air duct back plate is arranged on the outer side of an indoor fan, and the air duct back plate is provided with a back side wall enabling the indoor fan to be separated from an outdoor unit. A plurality of first rib components and a plurality of second rib components are arranged on the side face, facing the indoor fan, of the back side wall, the first rib components and the second rib components are arranged to be at least used for enhancing the rigidity of the back side wall in the first direction, and each first rib component and the corresponding second rib component are arranged in an intersecting mode; and each second rib component is intersected with the plurality of first rib components. According to the window type air conditioner, sound insulation optimization is conducted on the air duct back plate between the indoor unit and the outdoor unit, the rigidity of the air duct back plate is improved through the first rib component and the second rib component, the air duct back plate can have enough structural rigidity within the middle-low frequency band range, and therefore sound energy transmitted by noise sound waves is reduced, and the noise reduction effect is improved. And the sound insulation index of the air duct backboard is improved.

The invention relates to the technical field of composite material foaming forming, in particular to a composite material foaming forming hydraulic machine and a forming control method. The method comprises the following steps that a feeding trolley drives a lower die to make contact with a fixed pressing head; pressing heads are fed, the pressing heads are moved forwards, the horizontal pressing heads on the two sides horizontally reach set positions and are locked, and die assembly is completed; heating the mold to a set temperature and preserving heat, and injecting the composite material into the mold to wait for foam forming; locking force generated by the upper pressing head, the forward-moving pressing head and the horizontal pressing heads on the two sides is matched with foaming force of the composite material in a self-adaptive mode, and it is guaranteed that the mold does not generate foaming bulging displacement; and after foam forming is finished, the locking device is opened, and the feeding trolley drives the mold to exit from the foam forming hydraulic machine body. According to the method and system, it can be guaranteed that the mold does not generate foaming bulging displacement, the appearance size and surface quality of the product are guaranteed, and the method and system can be suitable for molds and products of different sizes.

The utility model belongs to the technical field of dies, and discloses a die structure for small-range double-sided thickening of the edge of a thick-material product, which is a progressive die and comprises an upper die and a lower die, and further comprises a blank body thickening assembly, a profiling thickening assembly and a profiling precise cutting assembly which are sequentially arranged, a product material belt is extruded by the blank body thickening assembly to form a bottom-thickened blank body, and the bottom-thickened blank body is extruded by the profiling precise cutting assembly. The bottom-thickened blank body is extruded by the profiling thickening assembly to form a double-face-thickened body, and the double-face-thickened body is accurately cut by the profiling accurate cutting assembly to form a product with double faces thickened in a small edge range. The die structure solves the problems of complex process, low production efficiency and high and serious production cost caused by double-sided thickening of a product, optimizes the product process flow, improves the production efficiency, reduces the production cost, and has direct economic benefits.

The present application relates to wharf cast-in-situ unloading plate auxiliary support technical field, especially in a kind of wharf cast-in-situ unloading plate liftable steel bottom mould system of adjusting, including tripod, jacking screw, crossbeam, adjusting seat, steel bottom mould and first adjusting device.Adjusting seat has multiple adjusting rods.First adjusting device includes first fixed frame, first worm shaft and multiple drive gears.First, jacking screw is connected tripod and crossbeam, steel bottom mould is installed on crossbeam, first fixed frame is assembled on tripod and multiple drive gears are engaged with multiple adjusting rods respectively, first worm shaft is driven by tool, multiple drive gears are driven simultaneously by multiple adjusting seats, so as to drive jacking screw to drive crossbeam to move up and down.Jacking screw telescopic adjustment can quickly control steel bottom mould to lift, ensure that unloading plate appearance size and flatness meet design requirements, effectively ensure that concrete component surface quality.

The utility model relates to a mold for sand casting of a duplex stainless steel double-suction closed impeller, which comprises an outer mold and a core box and is structurally characterized in that an upper mold outer mold is fixedly connected with a lower mold outer mold, and an upper mold round core head is arranged above the upper mold outer mold; an open riser is fixedly connected to the upper mold outer mold, and a parting surface core head is arranged above the lower mold outer mold; a lower mold round core head is arranged below the lower mold outer mold, and a blind riser is arranged on the outer side of the lower mold outer mold; the core box comprises a 1 # core box, a 2 # core box and a 3 # core box, the 1 # core box and the 2 # core box are blade integral core boxes, and the 3 # core box is of a falling-off type structure. The device is simple in structure, light in weight, easy to operate and high in adaptability, saves cost, and completely meets the production requirements of existing actual products.

According to the preparation method of the high-reliability small-size high-energy hybrid tantalum capacitor provided by the invention, tantalum powder is subjected to compression molding, sintering and energizing to obtain a tantalum core, and the tantalum core is packaged to obtain the tantalum capacitor. The method of changing the forming mode of the tantalum core, reducing the size of the tantalum core and improving the sintering temperature is adopted, so that the tantalum wire does not have brittle failure under the condition that the strength of the tantalum core is ensured, and through the design of the ultra-small-size anode tantalum core and the ultra-thin tantalum shell, the size of the anode tantalum core is increased, and the appearance size of the capacitor is reduced; therefore, sufficient capacitance of the tantalum core with small enough size is ensured, and the small-size high-energy hybrid tantalum capacitor with high reliability is obtained.

This invention discloses a high-speed maglev car body production apparatus and method, relating to the field of maglev car manufacturing technology. It includes at least one of the following: a chassis fixing fixture, a roof support fixing fixture, a side wall support fixing fixture, an end wall support fixing fixture, and a door pillar installation fixture. By setting corresponding fixtures, this invention can fix at least one of the chassis components, roof components, side wall components, end wall components, and door pillar components during production, ensuring ease of operation, production efficiency, and assembly accuracy during assembly. Furthermore, the precise positioning of the car body components avoids the increased costs caused by multiple adjustments during the overall car body assembly process. The high-speed maglev car body production method disclosed in this invention is used to assemble high-speed maglev car bodies using the aforementioned high-speed maglev car body production apparatus. By applying this apparatus and method, the overall assembly of a high-speed maglev train car body can be completed with high precision, high efficiency, and high safety.

The utility model discloses a trimming jig for an injection blank product. The trimming jig comprises a base. A fixing groove for placing an injection blank product is formed in the middle of the base; a buffer groove is formed in the tail end, in the base, of the fixing groove; an arc-shaped top surface matched with an injection blank product is arranged in the middle of the buffer groove; a stop block higher than the upper surface of the base is arranged at the rear part of the base; the height of the fixing groove is consistent with that of a main body of an injection blank product; a gap is reserved between the width direction of the fixing groove and the main body width direction of the injection blank product; through cooperation of the base, the fixing groove, the arc-shaped top face, the check block and other related structures, the trimming efficiency of personnel can be improved, it is guaranteed that the position, size and appearance of a sprue are stable after trimming, consistency and integrity are achieved, personnel operation is easy and convenient, meanwhile, safety factors are considered in the first position during design, the appearance size of a product is effectively guaranteed, and the production requirement is met; the requirements of enterprises are met.