34results about How to "High degree of assembly automation" patented technology

The invention discloses an assembly line for automobile combination dashboards and an assembly method thereof. The production flow roughly comprises the steps of automatically writing values in dashboard programs, assembling stepping motors, welding the stepping motors and horns, removing static electricity on dash boards, reading and writing Jumppointer values, assembling TFT display screens, testing LEDs and the TFT screens, assembling light guide supports and board plates, automatically pressing pins, assembling front frames and rear shells, calibrating rotation speed pointers, automobile speed pointers, fuel oil pointers and water temperature pointers, testing the high temperature aging performance, carrying out final inspection manually and labeling and transferring the dashboards to film pasting and packaging stations. According to the assembly line and the assembly method, the production safety is improved, the assembly work efficiency of the automobile combination dashboards is greatly improved, and the product quality and the qualification rate are guaranteed.

The invention discloses a push rod type electric power steering device for a commercial vehicle. The device comprises a circular ball type steering gear provided with a steering wheel torque and corner sensor, a planetary rolling column screw type electric push rod power steering mechanism and an electronic control unit. The steering wheel torque and corner sensor is used for detecting torque anda steering wheel corner acting on a steering wheel and is arranged on the input end of the circular ball type steering gear, the planetary rolling column screw type electric push rod power steering mechanism comprises a motor, a synchronous belt speed reduction mechanism, a planetary rolling column screw transmission pair, a linear guide rail, a push rod and the like, a motor output shaft is connected with a small belt wheel, a motor outputs torque and transmits the torque to a planetary rolling column screw through a synchronous belt, a large belt wheel inner hole is connected with a screw inthe planetary rolling column screw, the output torque is transmitted and amplified through the planetary rolling column screw transmission pair, and a steering rocker arm shaft is pushed to rotate. One end of the planetary rolling column screw type electric push rod power steering mechanism is connected with a steering rocker arm, the other end of the planetary rolling column screw type electricpush rod power steering mechanism is connected with a vehicle frame, through planetary rolling column screw transmission, large thrust steering assistance is obtained, and pure electrification and intelligence of a heavy commercial vehicle steering system can be achieved.

The invention discloses a thread tightening device based on visual positioning and a control method. The device comprises a robot, a control system, a feeding mechanism, a visual measurement module and a tightening tool, wherein the control system is in communication connection with the robot and the tightening tool; the feeding mechanism comprises a rack, a conveying belt, a material disc, material baffles, a blocking air cylinder, a clamping air cylinder and a photoelectric sensor, the conveying belt is installed on the rack, the material disc is placed on the conveying belt, the material baffles are installed on the two sides of the conveying belt, the blocking air cylinder and the clamping air cylinder are installed on the same side of the material baffles, and the photoelectric sensor is installed on the opposite side of the blocking air cylinder; and the vision measurement module is installed on the rack, the tightening tool is installed on a flange of a sixth shaft of the robot, and the vision measurement module is located above a tightening operation area. According to the thread tightening device based on visual positioning and the control method, the positions of a plurality of bolts can be rapidly positioned, the tightening torque is controlled through programming, the thread tightening control precision is improved, and the expected tightening effect of thread connection can be achieved.

The invention discloses a kinematic inverse solving method for a six-shaft automatic drilling and dimpling machine tool comprising double C shafts. The method comprises the steps that (1) an equipment base coordinate system, all moving shaft sub-coordinate systems and a tool coordinate system are established in the six-shaft automatic drilling and dimpling machine tool, a coordinate system definition diagram is drawn, and all the sub-coordinate systems and the equipment base coordinate system are made to keep consistent in coordinate axis direction; (2) kinematic analysis is performed on the six-shaft automatic drilling and dimpling machine tool, and a forward kinematic model is established; and (3) an equation set of joint quantities is established according to a target pose and the forward kinematic model of the six-shaft automatic drilling and dimpling machine tool, a kinematic inverse solving strategy for separate solving of the joint quantities is proposed, and an analytical method and a numerical method are combined to solve all the joint quantities to obtain an inverse kinematic model. Through the method, kinematic forward/inverse solving of the six-shaft automatic drilling and dimpling machine tool can be realized, the accuracy of machine tool movement control can be guaranteed, and automatic machining of an elliptical dimple is realized.

The invention discloses a sealing part assembly which comprises a movable ring body, a stationary ring body, a movable ring shaft sleeve base, a stationary ring shaft sleeve base, a rubber sealing sleeve and two groups of fixed frameworks. The upper surface of the rubber sealing sleeve is matched with the lower surface of the static ring body; the lower end part of the rubber sealing sleeve is sleeved in the stationary ring shaft sleeve base; and the lower surface of the movable ring body is matched with the upper surface f the stationary ring body. The sealing part assembly is characterized in that the upper surface of the rubber sealing sleeve and the lower surface of the stationary ring body are matched in a manner of a convex body with a taper and a groove with a taper; and springs or magnets are sleeved on the fixed frameworks at the upper end and the lower end on the outer surface of the rubber sealing sleeve. The invention has the advantages of simple manufacturing process, strong university, reliable sealing performance and long service life.

The invention discloses an insulated van carriage assembly frame and insulated van carriage assembly equipment. The insulated van carriage assembly frame consists of a roller way, an assembly frame, acrane, a work frame and a ladder. The roller way comprises three sections of a feeding roller way, an assembly roller way and a carriage discharge roller way. The assembly frame comprises a tilting side assembly frame, a movable front assembly frame and a lifting bottom assembly frame. The tilting side assembly frame is connected with a base by a vertical frame changed from inclination to verticality and a first cylinder; and the vertical frame is provided with a lateral combined positioning device and a carriage width adjusting mechanism. The movable front assembly frame can transversely move in front of the assembly frame from the outer side of the assembly frame along a transverse rail; and on the outer side thereof, a parallelogram extension pushing mechanism and a driving cylinder thereof are provided. The lifting bottom assembly frame is provided with a cross beam for placing a bottom carriage plate; and the two ends of the cross beam are placed at the top end of a piston rod ofa lifting cylinder. The insulated van carriage assembly frame further comprises the lateral combined positioning device, a front carriage plate positioning device, the carriage width adjusting mechanism and the parallelogram extension pushing mechanism. The insulated van carriage assembly frame has the beneficial effects of scientific and reasonable tool layout design, high assembly automation degree, advanced assembly process technology, high quality and high efficiency.

The invention discloses a casting structure and method for a diesel engine cylinder cover core assembly vertical casting process sand core combination. The structure comprises tray cores on the two sides, lower water jacket cores arranged on the tray cores on the two sides, exhaust passage core seats arranged on the tray cores on the two sides, exhaust passage cores arranged on the tray cores on the two sides and the exhaust passage core seats, air inlet passage cores arranged on the tray cores, upper water jacket cores arranged on the lower water jacket cores, a left top cover core and a right top cover core, wherein the left top cover core and the right top cover core are arranged on the tray cores on the two sides respectively, the left top cover core and the right top cover core are matched with the tray cores on the two sides to form the shape of the top face of a cylinder cover; and all sand cores are compressed through a compressing device, the casting structure of the sand core combination is formed, and two cylinder covers can be formed at a time. The size precision, the process yield and the inner cavity quality of the cylinder covers are improved.

The invention relates to an auto part technology, in particular to a spring composite disc. The spring composite disc solves the unsafe problems that an automobile clutch spring composite disc is notreasonable in structure, and consequently springs are staggered and fall and a foundation frame deforms. The spring composite disc comprises upper and lower thrust rings in ring shapes, a plurality oflower spring bases are arranged in the lower thrust ring, a plurality of upper spring bases are arranged in the upper thrust ring, springs are arranged between the lower spring bases and the upper spring bases, the quantity of the lower spring bases is the same as that of the upper spring bases, the quantity is an even number, and center lines of the lower spring bases and the upper spring basesare coincident; and the springs comprise the left-hand springs and the right-hand springs, and the left-hand springs and the right-hand springs are arranged in a spaced manner. The springs comprise the left-hand springs and the right-hand springs, it is guaranteed that the composite disc cannot twist or incline in the compressed process, the lower spring bases and the upper spring bases directly conduct expansive interference fit assembly on the left and right springs under the effect of a special compression device, the springs and the thrust rings are completely combined into a whole, and the good structure strength is achieved.

The invention provides a vertically-wound coil forming tool and method, and relates to the technical field of machining and assembling. The forming tool comprises a base; the forming disc is arranged on the base; the shaft sleeve is arranged at the central position of the forming disc; the rotating structure is rotationally connected with the base; wherein the forming disc is provided with a first limiting wall and a second limiting wall, and the rotating structure can rotate between the first limiting wall and the second limiting wall around the shaft sleeve. The forming tool is simple in structure, high in assembly automation degree, convenient to control and operate, capable of effectively improving the assembly efficiency, the quality progress and the production cost and capable of solving the problems that in the prior art, vertically-wound coils are complex in forming and low in efficiency, and procedures are reduced.