13results about How to "Reduced dimensional accuracy" patented technology

The present invention relates to the field of non-standard automation technology, in particular to an end cap rotary cutting assembly system and method for an injection-molded bottle body, comprising an injection molding machine, an injection molding transfer mechanism, a conveying mechanism, a first positioning mechanism, a first clamping mechanism, a rotary cutting mechanism, a second positioning mechanism, a second clamping mechanism and an end cap assembly mechanism, wherein the injection molding machine is used for bottle body injection molding, the injection molding transfer mechanism comprises an injection molding material picking component and an injection molding conveying component, the injection molding material picking component is used for grabbing the injection-molded bottle body on the injection molding machine and placing it on the injection molding conveying component, the injection molding conveying component is used for conveying the bottle body toward the conveying mechanism, the conveying mechanism is used for bottle body conveying, the first positioning mechanism is used for positioning the bottle body on the conveying mechanism, the first clamping mechanism is used for clamping the positioned bottle body and conveying it toward the rotary cutting mechanism, and the rotary cutting mechanism is used for ring cutting at the port on the bottle body; the present invention realizes full-chain automated operation from injection molding to end cap assembly through integrated and automated design.

The utility model relates to the technical field of vehicle-mounted electric control cover plate die-casting, and discloses a new energy vehicle-mounted electric control cover plate die-casting device which comprises a die-casting device body, a baffle is fixedly connected to the left side of the top of the die-casting device body, a die-casting mechanism is arranged at the top of the die-casting device body, and a base is fixedly connected to the bottom of the die-casting device body. A collecting mechanism is arranged at the bottom of the die-casting device body, the die-casting mechanism comprises a die-casting assembly and a stirring assembly, the die-casting assembly is arranged at the top of the die-casting device body, and during use, through the arranged die-casting mechanism, when a vehicle-mounted electric control cover plate needs to be subjected to die-casting work, a first servo motor drives a first threaded rod to rotate; the hydraulic cylinder pushes the push plate, raw materials in the conveying pipe stably and accurately enter the first die, the right side of the second die makes close contact with the left side of the first die, and the sealing performance of the dies in the die casting process is guaranteed.

The application discloses a kind of progressive forming device, process and process design method of engine boss component, belong to aerospace equipment technical field, the progressive forming process of engine boss component includes the following steps: S1.to high-temperature alloy material is preheated;S2.high-temperature alloy strip after preheating is handled by progressive die, and the boss component is prepared.The process method disclosed in the application effectively solves the problems existing in the traditional processing method by the continuity of production and high-speed production rhythm of progressive die, combined with material heating temperature control system.The process method has the advantages of improving production efficiency, reducing cost, improving product precision and consistency, and reducing deformation risk, etc., and can realize high-quality, high-efficiency boss product production.

The invention discloses a processing method for improving picosecond cutting board warping of an FPCOIL product, which comprises the following steps that a circuit board containing the product and a laser carrier capable of containing the circuit board are provided, and the laser carrier comprises a lower jig and an upper jig; the lower jig is placed on a working table; the circuit board is placed in the lower jig, and then the upper jig is placed at the upper end of the lower jig; the working table board adsorbs a circuit board through a lower jig, and a plurality of exhaust holes are formed in the lower jig; and cutting the circuit board by using a picosecond laser. The structure that the lower jig and the upper jig are fixed in a magnetic attraction mode is adopted for improving warping of a product board, the lower jig is placed on the working table, the whole circuit board is placed in the lower jig, a plurality of exhaust holes distributed in the periphery of the product are formed in the lower jig, effective attraction of the working table to the circuit board is facilitated, and the follow-up laser cutting precision is improved; and the upper jig is pressed on the edge area of the circuit board, so that the warping of the product can be improved.

The invention discloses an oil cooler space ring and a high-precision manufacturing method thereof.The oil cooler space ring comprises an annular body, an oil through hole is formed in the center of the annular body, four positioning bosses are evenly distributed at one end of the annular body in the circumferential direction, and a first sealing groove is formed in the peripheral face of the annular body; a second sealing groove is formed in the inner circumferential face of the annular body, a thread auxiliary groove is formed in the oil through hole, a flow guide groove is formed in the end, away from the positioning boss, of the annular body and distributed in a spiral shape, the positioning boss is used for axial positioning and circumferential positioning of the space ring in the oil cooler, and the assembly precision is guaranteed. The flow guide grooves are formed in the end face of the annular body and distributed in a spiral shape, the number of the flow guide grooves is six, the spiral flow guide grooves can guide a cooling medium to form ordered spiral flow on the surface of the space ring, the contact area of the cooling medium and the space ring is increased, the contact time of the cooling medium and the space ring is prolonged, and therefore the heat exchange efficiency is improved.

The invention provides a polishing device for notebook computer shell machining, and relates to the field of polishing devices.The polishing device comprises a polishing bottom plate, two supporting columns arranged at the top of the polishing bottom plate, a polishing roller arranged between the two supporting columns, and adjusting assemblies arranged on the two sides of the polishing roller and used for disassembling, assembling and adaptively adjusting the polishing roller; the adjusting assembly comprises a lead screw a, a supporting column and a cross block, the cleaning assembly is arranged on one side of the grinding roller and used for cleaning chippings generated during work of the grinding roller, and the cleaning assembly comprises a fixing frame, a ventilation groove and an air draft hose. The device can adapt to materials of different specifications through the adjusting assembly and fix the grinding roller, the working efficiency is improved, sundries generated by grinding can be prevented from being attached to the surfaces of the materials through the arrangement of the cleaning assembly, and the machining precision is improved.

The application provides a straight slot processing method based on double-C-axis cooperative motion of a lathe, and solves the problems of multiple clamping, low precision and dependence on special milling equipment in straight slot processing of large rotary components. A side milling head device is installed on a numerical control vertical lathe, a workpiece chuck rotation shaft is used as a first rotation shaft C1, and a milling head swing shaft is used as a second rotation shaft C2; a coordinate transformation relationship between a machine tool coordinate system and a workpiece coordinate system is established, a cooperative motion law of the C1 shaft and the C2 shaft is determined, a tool tip forms a linear motion track in a workpiece reference coordinate system; combined with rough processing layering and track planning of multiple finishing modifications, a numerical control program containing C1, C2 and feeding shaft linkage control is generated after post-processing. The application can complete high-precision processing of the straight slot in the large rotary component on the same equipment, reduces workpiece transfer and repeated clamping, reduces equipment cost, and is suitable for processing of the key groove or positioning groove of a magnetic yoke section of a pumped storage unit.

The utility model discloses a kind of wear-resistant ceramic pump bodies, including shell, ceramic lining and the first bonding layer for filling binder between shell and ceramic lining, the shell is equipped with and the cooperation hole of guard plate cooperation;The first bonding layer is equipped with wear-resistant ceramic piece near cooperation hole;The wear-resistant ceramic piece is annular, is spliced into by at least three ceramic sub-pieces, the surface of the ceramic sub-piece towards cooperation hole and the surface of the corresponding part of guard plate are adapted to each other.The utility model can greatly improve the wear resistance of the first bonding layer near cooperation hole by setting wear-resistant ceramic piece.In addition, wear-resistant ceramic piece is annular, is spliced into by at least three ceramic sub-pieces, can be under the premise that wear-resistant ceramic piece is not machined (i.e. Cost reduction in the process of pump body manufacturing), so that the radial inner surface of wear-resistant ceramic piece and the axial surface of corresponding guard plate are more consistent.

The invention discloses an armature reed assembly and a vacuum relay, and belongs to the field of vacuum relays. The armature reed assembly comprises an armature and a connecting support. The armature is provided with a mounting surface, a fixing part is arranged on the mounting surface, the connecting support is arranged on the mounting surface and comprises a support body and a connecting part, the connecting part is arranged at one end of the support body, the other end of the support body is arranged on the mounting surface, the support body is connected with the fixing part, and the fixing part supports the support body. In the embodiment of the invention, when the armature drives the bracket body to move and the bracket body drives the transmission rod to move through the connecting part, under the condition that the electromagnetic assembly applies the same force to the armature, the bracket body enables the transmission rod to be stressed more greatly, so that the normally open pressure of the normally open contact of the vacuum relay is increased.

The utility model discloses a kind of co-cured composite material transmission shaft forming tool, including upper die, lower die and two cover plates;The upper die, lower die and two cover plates are closed to form the forming cavity of composite material transmission shaft;Two ends of the forming cavity have metal joint cavity.The utility model forms accurate composite material transmission shaft forming cavity by the close cooperation of upper die, lower die and two cover plates, ensure the effective control of size accuracy and shape accuracy during forming process, improve the overall quality of product, in addition, the metal joint cavity designed at the two ends of forming cavity, so that metal joint and composite material can be co-cured in the same process, strengthen the bonding strength between metal joint and composite material, improve the overall performance and reliability of transmission shaft.

The invention discloses a hot-rolled pickled steel plate for a spinning belt pulley and a manufacturing method of the hot-rolled pickled steel plate. The technical problems that an existing hot-rolled pickled steel plate for the spinning belt pulley is large in anisotropy and large in springback amount are mainly solved. According to the technical scheme, the hot-rolled pickled steel plate for the spinning belt pulley comprises chemical components in percentage by weight as follows: 0.008%-0.023% of C, 0.001%-0.034% of Si, 0.1%-0.2% of Mn, smaller than or equal to 0.015% of P, smaller than or equal to 0.0105% of S, 0.015%-0.055% of Al, 0.01%-0.02% of Ti, 0.0005%-0.0020% of B and the balance of Fe and inevitable impurity elements. The metallographic structure of the hot-rolled pickled steel plate is ferrite and a small amount of pearlite, and the hot-rolled pickled steel plate with the thickness of 3.0-5.0 mm | r | is less than or equal to 0.15; the method is mainly used for manufacturing high-precision spinning belt wheels and other components.

The present invention relates to the field of non-standard automation technology, and in particular to an automatic feeding rotary cutting and assembly equipment, comprising a conveying mechanism, a first positioning mechanism, a first clamping mechanism, a rotary cutting mechanism, a second positioning mechanism, a second clamping mechanism and an end cap assembly mechanism, wherein the first positioning mechanism is used to position the bottle body on the conveying mechanism, the first clamping mechanism is used to clamp the positioned bottle body and convey it toward the rotary cutting mechanism, the rotary cutting mechanism is used to perform ring cutting on the port on the bottle body, the second positioning mechanism is used to position the bottle body after passing through the ring cutting port on the conveying mechanism, and the end cap assembly mechanism is used to assemble the end cap to the port after the ring cutting; the present invention is highly automated and continuous in the entire process from bottle body positioning, clamping and conveying, rotary cutting to end cap assembly, which reduces the waiting time and human intervention in the intermediate links and significantly improves the overall production efficiency and capacity.