32results about How to "Guaranteed displacement accuracy" patented technology

The invention relates to a surrounding rock separation layer displacement monitor. The surrounding rock separation layer displacement monitor comprises mechanical parts and electrical parts. The mechanical parts comprise an anchor rod assembly, a first transmission mechanism, a second transmission mechanism, a first shell, and two separation layer displacement transferring assemblies which are basically arranged in the anchor rod assembly. The anchor rod assembly is fixed on the first shell; the first transmission mechanism and the second transmission mechanism are both arranged in the first shell basically; and power output pieces of the two separation layer displacement transferring assemblies are in dynamic connection with power input pieces of the first transmission mechanism and the second transmission mechanism respectively. The electrical parts comprise a second shell, a circuit board fixed in the second shell, a first angular transducer and a second angular transducer and the like. The edge of a left side plate of the first shell is provided with 3 to 6 pin hook assemblies, and pin holes are formed at the corresponding positions of a right side plate of the second shell. The first shell is inserted into and hooks the pin holes of the second shell through the pin hook assemblies and is connected with the pin holes. The power output pieces of the first and second transmission mechanisms are connected with the first and second angular transducers respectively.

The invention discloses a multi-needle position and multi-sequin embroidery device and a sequin embroidery machine, which include a sequin feeding mechanism, a slicing mechanism and a color changing mechanism. It is located in front of the needle bar frame, and the gold pieces sent by each gold piece feeding component are conveyed to the bottom of the corresponding needle bar; the slicing mechanism includes a cutter assembly, which includes a fixed knife and a moving knife; it also includes a driver, which drives the gold piece through the driver The component performs the action of sending gold sheets, and the moving knife and the fixed knife cooperate to slice. The driver includes the driving part that performs the driving action; the color changing mechanism includes the color changing drive, which is used to drive the driving part to move laterally to achieve color change. The present invention can realize the use of embroidery thread of the same color for one color sequin, realize the driving switching of multiple sequin feeding components through one driving component, realize the sharing and synchronous color change of the driving components of the sequin feeding component and the sequin slicing mechanism .

The invention discloses an automatic precise pull and coverage locating device and method for an extremely-thin metal bridge wire and belongs to the field of pre-welding preparation of bridge wire type initiating explosive device bridge wires. According to the method, initial positions of to-be-welded elements and the bridge wire are precisely located; the bridge wire is clamped through a wire drawing mechanism under the guidance of laser, so that oriented movement is achieved; finally, precise locating, over the to-be-welded elements, of the bridge wire is achieved, and pole needle welding points, needing to be welded, on the surfaces of the multiple to-be-welded element which are mounted on a clamping plate are covered with the bridge wire; meanwhile, the bridge wire is fixed to preset welding piles of the clamping plate for the to-be-welded elements through welding flux or adhesive, so that positional fixation, above the multiple mounted to-be-welded elements, of the bridge wire isachieved; positional precision of the pole needle welding points on the multiple to-be-welded elements and the bridge wire meets the bridge wire welding requirement; the problem that after primary bridge wire welding formation of multiple to-be-welded elements is completed, internal stress of a bridge wire is nonuniform is solved; and product welding conformance is improved.

The invention discloses a control method for a multi-axis synchronous movement with a high speed and a high precision based on a double clock, and the final purpose is to output a pulse sequence and direction signals to a servo drive of each shaft. The method comprises steps of: determining an output time and a direction of a pulse through the calculation; determining a size clock period accordingto the maximum movement speed of each shaft and the input pulse range; converting the time and direction signals into pulse direction numbers, and storing the pulse direction data in a data file in the form of a two-dimensional array; reading and analyzing the pulse direction number of the two-dimensional array format in the data file by a numerical control device; uninterruptedly converting thepulse direction numbers of the two-dimensional array format into pulse and direction signals, by the switch and the timer, and the large-cycle clock is used as the synchronization signal; and inputting the signals to the servo drive, so that the trajectory movement is completed. According to the control method for the multi-axis synchronous movement with the high speed and the high precision basedon the double clock, the method realizes the control of the multi-axis synchronous movement with the high speed and the high precision through the calculation and hardware synchronous output method;improves the processing efficiency by the high speed; and improves the processing quality of the product with the high precision.

The invention relates to a full-automatic online type product oiling mechanism which comprises a machine frame. A base is arranged on the machine frame, a machine hood is arranged on the base, and a control panel and a sensor are arranged on the machine hood. A slot is formed in the base, two sets of grabbing mechanisms and two sets of oiling mechanism bodies are arranged on the edge of the slot in the base. Each set of grabbing mechanism corresponds to one set of oiling mechanism body. After a proximity sensor of each grabbing mechanism senses the fact that products are in place, electric cylinders work to drive clamping jaw cylinders to descend to grab the products, then rotary servo motors and the electric cylinders act together to lift the products in a rotating mode to required oiling positions, the oiling mechanism bodies carry out oiling, after oiling is achieved, the electric cylinders act to place the products back to the original place, and the sensors can guarantee that the working state of a device can be fed back in time. The double-station oiling structure is adopted, so that working rhythm is reduced, the different oiling positions are controlled by programs of the control panel, and oiling frequency and flow both can be effectively controlled.

The invention relates to a refueling mechanism, the Y-axis mechanism is installed on the X-axis mechanism, the connecting plate of the refueling adjustment mechanism is installed on the Y-axis mechanism; the lifting slide rail is installed on the connecting plate, and the lifting plate is installed on the lifting slider; The upper part of the connecting plate is equipped with an adjusting nut fixing seat, the upper part of the lifting plate is equipped with a bolted connecting plate, the lower end of the adjusting nut is connected with an adjusting bolt, and a locking device is installed on the adjusting nut fixing seat, and the adjusting bolt is connected from the locking device and the adjusting nut fixing seat. It passes through, and its lower end is connected to the bolted connecting plate; the side of the connecting plate is provided with a coordinate scale, and the side of the lifting plate is equipped with a coordinate card; the sliding table cylinder is installed on the lifting plate, and the oil valve fixing plate is installed on the sliding table cylinder. The front end of the fixed plate is equipped with an oil valve connecting plate, and the oil valve is installed on the oil valve connecting plate; the oil valve is provided with a flow controller; the oil valve of the present invention can be shifted to a designated position, and the amount of oil added to the oil valve is controlled by the flow controller , to ensure the position accuracy of the oil valve and the amount of refueling.

The invention discloses a Hall chip forming tool comprising an upper die holder, a lower die holder, a plurality of guide pillars and a feeding guide slot, wherein the upper die holder and the lower die holder are respectively provided with an upper die block assembly and a lower die block assembly; the upper die block assembly comprises an upper die fixing block, an upper blade and an upper die pressing block; the lower die block assembly comprises a lower die fixing block, a lower blade, a lower die pressing block and a lower die forming block; the end of the lower die fixing block is provided with a hinge and a cam, and the cam is right positioned under the hinge to be matched with the hinge; and the upper die holder is provided with an air cylinder, and a piston rod of the air cylinder is fixedly connected to the upper surface of the upper die holder. The Hall chip forming tool disclosed by the invention adopts a once fixation and multi-forming mode so as to avoid the damage to a chip part and a capacitor part. The structure of the Hall chip forming tool is once fixed by adopting a spring buffering method so as to prevent a Hall chip pin from being pressed to be transformed. In addition, the Hall chip forming tool disclosed by the invention adopts a hinge structure to assist 90 DEG forming, so that the production efficiency is enhanced.

The invention relates to a shape-correcting device special for an aerial irregularly shaped extruding structure component. The shape-correcting device is composed of two parts, i.e., a hardware system and a software system, wherein the hardware system mainly comprises a roller system, a main driving system, a screw rod feeding system and a frame; the software system is divided into two parts; one part takes a displacement sensor as a main part for controlling the feeding precision; the other part takes a force sensor as a main part for optimizing the correcting according to a correcting experience. Compared with the prior art, the shape-correcting device has the advantages that the bending-torsion compound correcting is adopted, and the correcting precision is high; the digital correcting is adopted, so that the efficiency is high; parts in different sizes are corrected, and the flexibility is high.

The invention discloses a pressing type travel switch resisting severe environment. The pressing type travel switch is composed of a shell, a drive body assembly, a base assembly and a pressing spring. The base assembly comprises a base body and at least one set of contact bars. The drive body assembly comprises a drive body, a button and at least one drum-like contact spring part. The number of the drum-like contact spring parts is the same as that of the sets of the contact bars. A locating boss on the base body and a locating blind hole in the drive body are located on the same axis. The upper end of the pressing spring is fixedly embedded into the locating blind hole. The lower end of the pressing spring is fixedly embedded outside the locating boss. The shell is a housing with a penetration hole formed in the center of the top. According to the travel switch, the drum-like bundling type contact springs with multiple elastic contacts are adopted, multi-point elastic surrounding uniform contact with the contact bars can be achieved, and the travel switch has the advantages of being high in impact resistance, high in vibration resistance, miniaturized, high in reliability, low in cost and the like.

Embodiments of the present invention provide a method, device, system and storage medium for processing motion parameters. The method includes: obtaining the motion parameter sequence of the target joint; detecting whether there is a reversing parameter set in the motion parameter sequence, and each reversing parameter set includes three time data adjacent motion parameters that reverse the moving direction of the moving part; and if At least one commutation parameter set is detected, then for each of the at least one commutation parameter set, at least one commutation motion parameter is inserted into the commutation parameter set to obtain a new motion parameter sequence, at least one commutation motion parameter The parameter is used to indicate the backlash when the moving part passes the commutation within the preset time. For the motion parameters that reverse the motion direction of the moving parts, insert the reversing motion parameters to compensate for the backlash, which is beneficial to ensure the displacement accuracy of the moving parts, and to ensure that the robot can operate at the set time and at the set time. The speed reaches the set position.

The invention discloses a motor motion control mechanism and method for stabilizing a new classic tearing die in a nuclear fusion device; the mechanism includes: a control object, a zero-backlash motor, a motor sensor, a host computer, a motion controller, a servo driver and a communication Network; the host computer converts the angle requirements of the control object for the stable new classic tearing die into the motion parameters and control commands of the zero-backlash motor, and communicates with the motion controller through the local Ethernet; the motion controller communicates with the motion controller through the industrial real-time Ethernet and Servo drive communication, sending motor motion parameters and control commands to the servo drive, and obtaining real-time motion data of the motor; the servo drive controls the zero-backlash motor within the micro stroke range according to the motor motion parameters and control commands, combined with the motor sensor signal and local parameters The high-speed displacement and precise positioning can realize the angle adjustment of the control object to meet the needs of the physical research of stabilizing the neoclassical tearing mode in the nuclear fusion device.

The invention discloses a lift car gravity center tester which is simple in structure, convenient to operate and capable of rapidly capturing a lift car gravity center. The lift car gravity center tester comprises a lift car installation seat (1), an upper support (2) and a lower support (3), the lift car installation seat (1) is fixedly arranged at a central position of the upper support (2), an X shaft double-wheel bearing device (4) doing free motion along an X shaft and a Y shaft double-wheel bearing device (5) doing free motion along a Y shaft are arranged between the upper support (2) and the lower support (3), the upper support (2) is in floating connection with the lower support (3) through the X shaft double-wheel bearing device (4) and the Y shaft double-wheel bearing device (5), a pressure sensor (6) is arranged on both the X shaft double-wheel bearing device (4) and the Y shaft double-wheel bearing device (5), and the pressure sensors (6) are electrically connected with a peripheral control platform. The lift car gravity center tester can be used in the field of elevator lift cars.