162 results about "Car manufacturing" patented technology

The invention relates to the technical field of automobile manufacturing, in particular to a flame-retardant coating detection device and a flame-retardant coating detection method. The flame-retardant coating detection device comprises a baffle plate, a supporting plate, a cover plate and a supporting plate which are enclosed to form a closed test cavity. The baffle is provided with a first mounting hole for fixing a fire source, the supporting plate is provided with a corresponding second mounting hole for fixing a temperature detection piece, the cover plate is provided with an insertion hole for mounting a sample, and the supporting plate is provided with a smoke suction assembly. The device is simple in structure and convenient to operate, a fire source and a temperature measuring point can be effectively fixed, the testing efficiency and accuracy are improved, testing is conducted in a closed environment, the smoke suction function is integrated, safe and environment-friendly harmful smoke is guaranteed, the safety and health of operators are comprehensively guaranteed, and environmental pollution is avoided.

The invention discloses a rigid-flexible switching type four-door hinge installation tool and method based on pneumatic sequential logic, and relates to the technical field of automobile manufacturing equipment, and the rigid-flexible switching type four-door hinge installation tool comprises a positioning and clamping operation module, a ground pushing chassis module and a pneumatic sequential logic floating module. The floating module comprises a three-dimensional decoupling mechanism, a normally-closed self-resetting mechanism and a normally-open delaying locking mechanism. The pneumatic control system is provided with three parallel branches including a reset unlocking branch, a clamping operation branch and a delay locking branch with a one-way sequence valve, and a pure pneumatic logic time sequence is constructed by utilizing the characteristic that an opening threshold value is set between dynamic pressure and stable pressure. By means of the scheme, accurate switching of pushing rigidity, positioning flexibility and tightening rigidity can be automatically achieved only through on-off of a single air source, complex electrical control is abandoned, the rigid and flexible requirement contradiction in follow-up assembly is effectively solved, vehicle body damage caused by time sequence disorder is avoided, and hinge installation accuracy and equipment reliability are improved.

The invention belongs to the technical field of automobile manufacturing logistics, and particularly relates to an automobile part tray stowage optimization method based on a genetic algorithm, and the method comprises the steps: 0, obtaining material demand data; the method comprises the steps that 1, all materials belonging to the same supplier and sent to the same factory crossing are merged into independent material groups; step 2, for each material group, calculating the minimum vertical stacking column number of each material; step 3, taking the first-level required materials in each material group as loading objects, and optimizing a loading scheme by using a genetic algorithm to obtain a first-level material loading scheme; step 4, for one material group, acquiring all secondary demand material data, and performing ascending order arrangement according to demand time; then, the sorted secondary materials are traversed in sequence, and whether the secondary materials can be filled into the remaining position of the tray or not is judged; and a demand optimization loading scheme of the material group is obtained. According to the method, collaborative optimization of tray space utilization rate maximization and tray use number minimization can be realized.

The invention belongs to the technical field of automobile manufacturing, and particularly discloses an intelligent flexible production scheduling method and system for automobile orders, and the method comprises the following steps: collecting order demands of a user; according to the order delivery time requirement of a user, reversely deducing production plans of a coating workshop and a welding workshop by taking the general assembly workshop as a starting point to obtain a production plan of a production line; according to the demand within a period of sales, in combination with the material arrival rhythm, the workshop capacity and the sales demand successive date factor, daily production vehicles are discharged, and according to the selected daily production vehicle distribution result and the final assembly lean production proportion requirement, constraint conditions are set, and coating production sorting and scheduling calculation are carried out; and on the basis of the scheduling, a welding vehicle queue plan is generated in combination with a coating workshop production plan in a user order demand. By adopting the technical scheme, production scheduling is carried out by using a production scheduling reverse pushing mode based on the production characteristics of the automobile orders, flexible production scheduling of the automobile orders is realized, and the efficiency is improved.

The invention relates to the technical field of high polymer materials, and discloses a furyl polyurethane adhesive and a synthesis method thereof, polymer polyol is used as a soft segment, isocyanate and two specific furyl chain extenders are used as hard segments, polymerization is performed through a one-step method, and the method has the advantages of simple process, short flow, mild reaction conditions and the like. Wherein a furan ring and an amide group of the two specific furyl chain extenders endow the material with rigidity and excellent bonding performance, and form a high-density hydrogen bond network with a hydrazide group, so that the mechanical strength, the toughness and the bonding performance of the material are remarkably improved. By regulating and controlling the proportion of the components, the rigidity and flexibility of the material can be effectively balanced, so that the polyurethane adhesive with excellent comprehensive performance is prepared. The furyl polyurethane adhesive prepared by the invention has relatively high adhesion strength and mechanical strength, and can be applied to the fields of buildings, automobile manufacturing, medical treatment, packaging, aerospace, electronics and the like.

The invention relates to the technical field of automobile manufacturing, and discloses a front wall outer plate assembly which is characterized in that a plate body and flow guide covering parts on the two sides are manufactured through an integrated forming process, a traditional multi-part splicing mode is replaced, the number of parts is reduced, the production cost is reduced, meanwhile, the assembly tolerance accumulation risk is reduced, and the attractiveness is improved; secondly, a through hole is formed in the bottom of the mounting groove in a penetrating mode, the bottom of the mounting groove can make contact with the vehicle logo, the contact area is increased, the mounting stability is improved, meanwhile, the closed cavity is broken through the through hole, and the situation that the vehicle logo is difficult to detach due to the negative pressure adsorption effect is avoided; and finally, the flow guide part is connected to the flow guide covering part, the blades can divide the opening into a plurality of air inlets, layered design is achieved, airflow is divided into ordered airflow, wind noise generated by vortexes is reduced, the ventilation effect is improved, wind resistance is remarkably reduced, the flow guide covering part and the flow guide part are detachably connected, replacement of accessories at different flow guide angles is supported, and cost is reduced. And the method has relatively high applicability.

The invention relates to the field of automobile manufacturing, and particularly discloses a control method for opening deformation of a longitudinal beam of a non-bearing automobile body and a tensioning tool. The method is characterized in that after a vehicle body and a vehicle frame are initially positioned and before final assembling, the two ends of a tensioning tool are positioned and installed on a left longitudinal beam and a right longitudinal beam; a quick clamp of the tool is operated, opposite tensioning force is applied to the longitudinal beam, and the opening size of the longitudinal beam is actively restrained; under the constraint state, frame fastening, power assembly assembling and other operations which are prone to deformation are completed; and finally, releasing the constraint and unloading the tool. The tool comprises a fixed body, a movable body, a positioning pin, a transmission mechanism and a quick clamp with a self-locking function. According to the invention, through an active control process of'restraining first and then assembling ', the elastic deformation of the longitudinal beam in the assembling process is effectively inhibited, the quality defects caused by the elastic deformation of the longitudinal beam, such as poor matching of front-end parts and abnormal clearance surface difference, are fundamentally solved, and the assembling precision, the production efficiency and the consistency of the whole vehicle are remarkably improved.

The invention belongs to the technical field of automobile manufacturing, and discloses a chassis assembly and a heavy truck. The device comprises a main body beam, a first support and a second support, the first support and the second support are installed on the main body beam, an air filter is clamped between the first support and the second support, and a fender is installed on the side, away from the air filter, of the first support; the problems that in the prior art, a support for installing an air filter and a fender needs to be independently installed and subjected to mold opening, and the manufacturing and installing cost is high are solved.

The utility model discloses a car door opening degree fixing clamp and relates to the technical field of car manufacturing, the car door opening degree fixing clamp comprises an installation frame, a sliding column, an elastic limiting assembly, a first fastener and a second fastener, the installation frame comprises a frame body, a first sliding shaft and a second sliding shaft, the frame body is connected with a car door through the first fastener, and the first sliding shaft is connected with the second sliding shaft through the second fastener. The sliding column is connected with the door frame through a second fastener, and the first sliding shaft and the second sliding shaft are both movably installed on the frame body. According to the technical scheme, the first limiting groove is formed in the sliding column, the first sliding shaft can slide into the first limiting groove relative to the sliding column, the first limiting groove limits continuous movement of the first sliding shaft relative to the sliding column, and therefore the automobile door is limited to be further away from the door frame, and the opening degree between the automobile door and the door frame can be accurately adjusted and fixed; and it is ensured that the vehicle door can keep the fixed opening degree on the spraying production line, the robot can recognize the spraying area more accurately, and therefore the more uniform spraying effect is achieved.

The invention belongs to the technical field of automobile manufacturing training, and particularly relates to an automobile assembly all-work-type training detection training platform and training method. The training platform comprises a frame type bearing structure, a multi-process detection module group, a visual identification unit, a display feedback module and a power supply and main control unit. The frame-type bearing structure comprises a frame, an operation training table is installed on the top of the frame, and assembly rails are arranged on top cross beams and side beams of the frame. The multi-process detection module group comprises a rubber plug detection module, a plug detection module, a buckle detection module and a bolt and nut detection module; the visual identification unit carries out full-coverage shooting on the operation training platform; the display feedback module is used for synchronously displaying the detection result of each module in the multi-process detection module group in real time; a microprocessor and a data storage module are arranged in the power supply and main control unit. The system adopts an integrated design and a visual feedback mechanism, has a real-time monitoring function, and can greatly improve the training efficiency.

The invention relates to the field of automobile manufacturing, in particular to a coating, a sunshade curtain and a preparation method and application of the sunshade curtain. The coating is prepared from the following components in parts by weight: 30 to 40 parts of fluorine modified acrylic resin, 15 to 25 parts of titanium dioxide, 10 to 20 parts of zinc oxide, 10 to 20 parts of aluminum oxide modified PVDF-HFP (Polyvinylidene Fluoride-Hexafluoropropylene) composite particles, 5 to 10 parts of silicon carbide, 8 to 12 parts of hollow glass beads and 2 to 4 parts of auxiliaries. According to the coating, the excellent technical effects of high reflection, high radiation, low heat storage and ultra-strong durability are jointly achieved through specific selection and matching synergistic effect of the functional components.

The invention provides a powder coating with high stamping adaptability. The powder coating is prepared from components in percentage by mass as follows: 55%-70% of modified epoxy-polyester resin, 5%-12% of a flexibilizer, 5%-10% of nano inorganic filler, 3%-6% of a microencapsulation repairing agent, 0.5%-2% of a conductive material, 9%-12.5% of high-temperature-resistant resin, 0.5%-1.8% of a lubricant, 0.5%-1.8% of an adhesion promoter, 1.2%-2.5% of a leveling agent and 0.3%-0.5% of a processing aid. The coating has high stamping adaptability, self-repairing performance, antistatic performance and high temperature resistance, can be applied to the fields of automobile manufacturing, household electrical appliance products and the like, and can effectively improve the vibration reduction effect and the processing performance of the composite metal plate. The invention further provides a high-stamping-adaptability pre-coating vibration reduction composite metal plate which comprises a metal base plate, a damping adhesive film layer and the powder coating, and the vibration reduction performance and the stamping performance are synergistically improved through a layered composite structure.

The utility model relates to a special-shaped work fixture for an automobile chassis, which belongs to the technical field of automobile manufacturing and comprises a mounting component and a plurality of special-shaped work fixtures, the special-shaped work fixtures are mounted on the top of a sliding component slidably connected to the upper portion of the mounting component, and a sliding table of the mounting component is provided with a sliding groove. A servo motor matched with the sliding assembly drives the lead screw to rotate, so that the sliding block drives the tool table to slide along the sliding groove. By means of the structure, accurate position adjustment of the special-shaped chassis part in the horizontal direction is achieved, the problems that a traditional tool clamp is fixed in a positioning mode and cannot meet the requirements of various machining positions are solved, the pneumatic cylinder of the special-shaped tool clamp drives the movable part to rotate around the hinge base, the non-slip mat on the movable block is driven to be attached to the irregular surface of the part, self-adaptive clamping is achieved, and the machining efficiency is improved. By means of the design, the problem that the special-shaped part is difficult to clamp is effectively solved, and the application range of the tool clamp is widened.

Production plant (10) for the series production of motor vehicles (100, 102) of different motor vehicle types and / or different model variants, with the following features: - the production plant (10) has several workstations (20, 22) at each of which at least one predetermined work process for the series production of the motor vehicle (100, 102) can be carried out, and - the workstations (20, 22) are interconnected so that, after completion of the work process at one workstation (20), the motor vehicle (100, 102) to be produced can be transported to the next workstation (22), and are characterized by the following features: - at least one workstation (20) has a receiving area (30) on which at least two load carriers (40) with components (42, 44) can be placed for the specified work process, - the workstation (20) has an upstream zone (60) in which a large number of load carriers (40) with components (42, 44) for the workstation (20) are kept, - the production plant (10) has a transport system (50) which is suitable for delivering the load carriers (40) with components (42, 44) to the receiving area (30) and for picking up empty load carriers (40') from the receiving area (30), and - the receiving area (30) is designed for the placement of load carriers (40) with different components (42, 44) for motor vehicles (100, 102) of different vehicle types and / or different model variants.

The invention relates to a car door gripper mechanism and car door gripping equipment, and relates to the technical field of car manufacturing auxiliary equipment.The car door gripper mechanism comprises a gripper frame, and a quick-change disc is arranged on the gripper frame and used for being connected with a robot; and the multiple grabbing mechanisms are all arranged on the grabbing hand frame, the multiple grabbing mechanisms are arranged in the circumferential direction of the grabbing hand frame, the grabbing mechanisms are used for grabbing the vehicle door assembly, and all the grabbing mechanisms can grab the vehicle door assembly at the same time. Due to the fact that all the grabbing mechanisms can grab the car door assemblies at the same time, on the same car model production line, all the car door assemblies can be grabbed at the same time, car door tongs do not need to be switched due to changes of car door assembling, time wasted when the car door tongs are switched in the welding process is shortened, production efficiency is improved, and the problem that in the prior art, in the car door switching process, the car door tongs cannot be switched is solved. In the prior art, a robot needs to pause welding operation to complete gripper replacement, so that the welding rhythm is interrupted, particularly in a single-vehicle-type multi-door integrated production line, frequent switching further aggravates production line pause, and the overall production efficiency is reduced.

The invention relates to a magnetic switch for starting an automobile, which relates to the technical field of new energy automobile manufacturing and comprises a switch body and two binding posts fixedly arranged at one end of the switch body. Two opposite protective shells are arranged outside the end face, facing the binding post, of the switch body, and protective cavities are formed in the side faces, close to each other, of the two protective shells. A mounting opening is formed in the side face, facing the switch body, of the protective shell, a locking piece is arranged, a wiring notch is formed in the edge of an opening of the mounting opening, and a positioning protruding block is fixedly arranged on the inner wall of the opening; a limiting groove is formed in the switch body; the side edges, away from the switch body, of the two protective shells are rotationally connected through a rotating shaft. According to the invention, after the binding post and the connecting cable are in butt joint, the two protective shells are rotated oppositely to a protection state that the two protective shells are close to each other, and muddy water, dust and other impurities splashed on a muddy road surface are effectively prevented from making contact with the joint of the binding post and the cable.

The application discloses a method for preparing modified polymer granules with oriented multi-scale micro-nano fibers, and adopts a method of "liquid hydrophobic-coupling double-coated micro-nano fibers" to modify the multi-scale micro-nano fibers, which not only improves the compatibility of the micro-nano fibers and the plastic matrix, but also enhances the stability and dispersibility of the micro-nano fibers, so that the aggregation of the micro-nano fibers is obviously reduced; in combination with the screw mixing action of an extruder, the micro-nano fibers are more easily arranged in the flow direction, so that the mechanical properties and other physical properties of the modified polymer granules are improved. The preparation method is simple in process and low in preparation cost, and can effectively reduce the consumption of fossil resources; the modified polymer granules prepared by the application have excellent performance, high strength and size stability, and can be widely applied to the fields of automobile manufacturing, electronic products, building substrates and the like, and have the value of industrialization.

The application discloses a rolling system and a rolling workpiece feeding and discharging method, and belongs to the technical field of automobile manufacturing. The rolling system comprises a turnover device, a gripper assembly, a carrying robot, a transfer table, a working position, a feeding position and a discharging position. The turnover device is provided with a first receiving assembly matched with the gripper assembly. The rear end of the gripper assembly is provided with a gun changing part matched with the carrying robot. The front end of the gripper assembly is provided with a clamping mechanism matched with the workpiece. The feeding position and the discharging position are respectively provided with the turnover device. The transfer table is provided with a second receiving assembly matched with the gripper assembly. The working position is arranged on one side of the first carrying robot and the second carrying robot. The gripper assembly circulates in the rolling system, thereby reducing the investment of the feeding position and the discharging position. Through the cooperation of the two carrying robots and the gripper assembly, the waiting time of the rolling workpiece in the working position and the waiting of the carrying robot are reduced, and the processing efficiency and the resource utilization rate are improved.

The utility model relates to the technical field of coating spraying, in particular to a coating spraying machine. According to the paint spraying machine, a cart support is provided with first cross rods and second cross rods, the two first cross rods jointly support a material box, the lower portion of the material box is communicated with one end of a feeding pipe, the other end of the feeding pipe penetrates through a material distribution triangular platform to be connected with a universal nozzle, and the support part between the first cross rods and the second cross rods of the cart support is rotationally connected with a cellular board. Compared with the prior art, the spraying quality is remarkably improved, the universal nozzle is matched with adjustable airflow, atomized particles are uniform, oversprayed powder can be recycled through the honeycomb plate, material waste is reduced, meanwhile, the material box can be rapidly disassembled and assembled, tires at the bottom of the support can adapt to multi-scene flexible operation, and the spraying device is suitable for the fields of automobile manufacturing, furniture coating, engineering machinery and the like. And the method has obvious market competitiveness and industrialization prospect.

The invention discloses a method and system for carrying out full-life-cycle data tracing on components of a motor vehicle, and belongs to the technical field of motor vehicle tracing management. According to the method, when updating information associated with a motor vehicle is detected, a component identifier, a component type and updating content are determined based on the updating information, an information label is updated based on the component identifier, the component type and the updating content, and the updating content is stored in a central database; the method comprises the following steps: reading and analyzing label information of a motor vehicle label, carrying out data tracing on key parts or conventional parts of a motor vehicle, acquiring storage information of a central database, and carrying out consistency comparison with the label information to check the authenticity of the label information. The method can be applied to the fields of automobile manufacturing, after-sales service, insurance claim settlement, supervision and the like, ensures the completeness of a traceability chain of motor vehicle information, and prevents information tampering.

This invention relates to the field of automobile manufacturing technology. Specifically, this invention relates to a front passenger armrest mounting bracket and installation method, including a side panel inner plate (1) and a front armrest bracket (2); one side of the side panel inner plate (1) is provided with an A-pillar inner plate (3); the A-pillar inner plate (3) is provided with a front roof crossbeam connecting plate (4); the front armrest bracket (2) is provided with a first connecting structure and a second connecting structure respectively; the first connecting structure is connected to the side panel inner plate (1); the second connecting structure is connected to the A-pillar inner plate (3) and the front roof crossbeam connecting plate (4) respectively; the internal cavity structure of the side panel inner plate is not changed; there is no need to redevelop CBS rubber blocks, reducing production costs and cycle; at the same time, the stability of the entire cavity structure is ensured; it can meet the performance requirements of the roof pressure resistance required at the position of the front roof crossbeam connecting plate.

The invention belongs to the technical field of automobile manufacturing, and particularly discloses a vehicle door sealing system water leakage risk prediction method based on CAE analysis, and the method comprises the following steps: S1, building a vehicle door sealing system finite element model comprising a plurality of parts; s2, defining material attributes and contact conditions of all parts in the finite element model of the vehicle door sealing system; s3, setting and analyzing the effects of different working conditions and load boundary conditions on the sealing strip; s4, finite element analysis calculation is executed, and contact pressure distribution between the sealing strip and the automobile door metal plate under different working conditions is obtained; s5, based on the contact pressure distribution of each working condition, extracting and calculating a sealing index SI used for evaluating the water leakage risk; and S6, according to the sealing index SI of each working condition, a risk prediction result is obtained in combination with the uniformity and continuity of contact pressure distribution, and the risk prediction result comprises the water leakage risk levels of the sealing strips under different working conditions. According to the method, in the product design stage, the CAE technology is utilized, and the water leakage risk of the vehicle door sealing strip under various working conditions is predicted and positioned in advance.

The present application relates to the technical field of silicone rubber material, in particular to a sericite modified silicone rubber material and a preparation method thereof.The present application overcomes the problems of poor dispersion of sericite in the organic silicon matrix and poor compatibility of fluorosilicon and common silicon.The silicone rubber material is prepared from polysiloxane hybrid base glue prepared by in-situ polymerization of fluorine-containing / ethenyl double modified sericite, fluorosilicon raw rubber, methylphenylvinyl silicone rubber, MQ silicone resin, hydrogen-containing silicone oil and vulcanizing agent;the preparation process involves double functional group grafting on the surface of sericite, monomer in-situ ring-opening polymerization coating, multiphase blending to build interpenetrating network and hydrogen-containing silicone oil chain extension to cooperate with gradient vulcanization, through building a rigid-flexible stereo enhanced network, the material is endowed with excellent oil resistance, heat resistance and high mechanical strength, and can be used in the field of automobile manufacturing.

The utility model discloses an automobile lifting appliance capable of being telescopically adjusted, which relates to the field of automobile manufacturing and comprises a main body and a moving rod, a plurality of supporting vertical plates are arranged in the main body, bearing plates are connected to two ends of the lower part of the main body, a fixed plate is arranged on the left side of each bearing plate, an upper connecting plate is arranged on one side of the upper part of the main body, and a connecting column is arranged below the upper connecting plate. A lower connecting plate is arranged below the connecting column, a fixing rod is arranged in the connecting column and the connecting plate, the left side of the connecting column is connected with a telescopic rod, the left side of the telescopic rod is connected with a storage rod, a plurality of tension plates are connected to the upper portion of the main body, moving rods are arranged on the upper sides of the tension plates, and stress pull rings are connected to the upper portions of the moving rods. Loads are dispersed through the holes precisely distributed in the hoisting panel, the pressure of a single-point hoisting belt is relieved, and the safety risk is reduced. Meanwhile, due to the introduction of a middle telescopic rod structure, the height of the system is adjustable, the system can quickly adapt to different vehicle type widths, the operation flexibility and safety are improved, and efficient and safe hoisting is achieved.

The invention discloses a preparation method of a 590MPa-grade hot-dip galvanized aluminum magnesium dual-phase steel strip with good corrosion resistance for an automobile battery pack. The preparation method comprises the following steps: a smelting-continuous casting production process: molten steel for a casting machine comprises the following chemical components in percentage by mass: 0.08-0.11% of C, less than or equal to 0.30% of S i, 1.75-2.00% of Mn, less than or equal to 0.020% of P, less than or equal to 0.010% of S, 0.01-0.05% of Alt, 0.1-0.3% of Cr, 0.0008-0.0020% of Ca and the balance of Fe and impurities; a hot rolling production process; pickling and cold rolling; and carrying out continuous hot galvanizing and finishing processes. The product prepared by the invention has excellent corrosion resistance, can keep stable performance for a long time in a complex use environment, has the strength of 590MPa, meets the use requirements of high-strength materials, and is especially suitable for the fields of automobile manufacturing and the like with higher requirements on corrosion resistance and strength of materials.

The utility model is suitable for the technical field of automobile manufacturing, and provides a vehicle which comprises a vehicle body frame. The vehicle body frame includes a frame beam body and a reinforcing structure. The frame beam main body comprises a continuous fiber composite material, and a cavity is formed in the frame beam main body; the reinforcing structure is at least partially arranged in the cavity and connected with the frame beam body. The reinforcing structure comprises a first reinforcing assembly and a second reinforcing assembly, the first reinforcing assembly extends in the first direction, the second reinforcing assembly extends in the second direction, and the second direction intersects with the first direction and is perpendicular to the first direction in the projection direction from the interior of the vehicle to the exterior of the vehicle. Projections of the first reinforcing assembly and the second reinforcing assembly on a projection plane perpendicular to the projection direction intersect. The continuous fiber composite material has the characteristic of light weight. The first reinforcement assembly extends in a first direction and the second reinforcement assembly extends in a second direction, that is, the reinforcement structure can enhance the structural strength and structural stiffness of the vehicle body frame at least from two different directions.

The utility model provides an intelligent steel sorting mechanical arm, which belongs to the technical field of mechanical arms, and comprises an executing mechanism, a rotating base, a multi-angle mechanical arm rod fixedly mounted at the top of the rotating base, and a supporting rod fixedly mounted at the end part of the multi-angle mechanical arm rod; and the quick clamping mechanism comprises a shaft seat, a rotating shaft rotationally mounted on the outer side of the shaft seat, and a clamping button used for being manually pressed to realize quick disassembly. Through innovative combination of the rapid clamping mechanism, the auxiliary pop-up mechanism and the modularized grabbing assembly, second-level replacement of a grabbing structure is achieved, and the problems that a traditional mechanical arm is complex to disassemble and assemble and low in efficiency are solved; meanwhile, the reliability, the universality and the intelligent level of the equipment are further improved through detailed design such as automatic reset, accurate positioning and buffering protection, and the equipment can be widely applied to efficient sorting scenes in the fields of ferrous metallurgy, automobile manufacturing, building prefabricated parts and the like.

The invention relates to the technical field of rubber materials, and discloses an anti-aging sealing material and a preparation method thereof. The anti-aging sealing material prepared by the invention is prepared by taking the nitrile rubber and the chloroprene rubber as main rubber matrixes and then adding the plasticizer, the composite anti-aging agent, the lubricant, the zinc oxide, the silane coupling agent, the sulfur and the vulcanization accelerator, and has excellent anti-aging performance, tensile property and hardness; the method can be widely applied to the fields of automobile manufacturing, electronic devices and the like.

The invention provides automatic press-fitting equipment and a press-fitting method for a control arm bush, and belongs to the field of automobile manufacturing, the automatic press-fitting equipment comprises a control cabinet, a quick-change clamp and a positioning clamp are arranged in the middle of the upper surface of the control cabinet, the positioning clamp is located right behind the quick-change clamp, and press-fitting mechanisms are arranged on the left side and the right side of the positioning clamp; the press-fitting mechanism comprises an oil cylinder mounting base, a hydraulic oil cylinder is arranged on the outer side wall of the oil cylinder mounting base, the telescopic end of the hydraulic oil cylinder is fixedly connected with a lining pressing head through a flange, a lining sleeve is arranged at the other end of the lining pressing head, and a spring is arranged on the outer wall of the side, close to the lining pressing head, of the lining sleeve. A lining assembly is placed in the lining sleeve; through the arranged press-fitting mechanism, press-fitting of two bushing holes is completed through one-time clamping of the control arm, the press-fitting efficiency is greatly improved, direct contact between an operator and a swing arm body, a bushing and a pressing head is avoided in the press-fitting process, and potential safety risks are avoided.

The application relates to the field of automobile manufacturing, and particularly discloses a press-fitting device and a sub-frame bushing press-fitting method. The press-fitting device comprises a main frame, a rotating disc rotatably connected to the main frame, a first driving member for driving the rotating disc to rotate, a plurality of loading assemblies distributed on the rotating disc along the circumferential direction of the rotating disc, and a press-fitting mechanism arranged on one side of a loading assembly. The loading assembly comprises a connecting seat connected to the rotating disc, an upper pressing head and a lower pressing head oppositely arranged along the up-down direction, a first connecting frame connecting the upper pressing head and the connecting seat, and a second connecting frame connecting the lower pressing head and the connecting seat. The first connecting frame is slidably connected to the connecting seat along the up-down direction. The press-fitting mechanism comprises a press machine arranged above the first connecting frame and used for pressing the first connecting frame downward. The press-fitting device and the sub-frame bushing press-fitting method can automatically press the bushing on the sub-frame, the press-fitting and feeding of the bushing can be simultaneously performed, and the time required for press-fitting of multiple bushings is compressed as a whole.