44results about How to "Easy to change lines" patented technology

The invention discloses an electric control board test method and test system. The electric control board test method comprises steps that an electric control board is put into a test fixture; a functional module of the control panel is in signal connection with a detection port of the electric control panel through the test fixture; a processor of the control panel is in communication connectionwith an MCU of the electric control panel through the test fixture; the processor runs a test program, and the MCU runs a self-check program; a test item and a test threshold are set for the test program through a human-computer interaction interface; a start button is pressed, and automatic testing is started; the test program sends a test instruction to the self-test program and controls the function module to output and/or read a test signal; the test instruction is analyzed and executed by the self-test program, and the test result is fed back to the test program; the human-computer interaction interface displays a test state and the test result. The test system based on the method is suitable for electric control board products with various function combinations, the development timeof the test system can be saved, and production requirements of small-batch electric control boards are met.

The invention provides a double-silicon-rod diamond wire squaring machine comprising a lathe bed extending in the left-right direction. Single-silicon-rod cutting systems are symmetrically arranged onthe left side and the right side of the lathe bed. A feed system and a discharge system are arranged on the front side of the middle portion of the lathe bed. A crystal line detection system used fordetecting silicon rod crystal lines is arranged on the rear side of the middle portion of the lathe bed. A cross slide table system is arranged on the middle portion of the lathe bed and comprises alower slide table system extending in the front-back direction and an upper slide table system extending in the left-right direction. A silicon rod grabbing mechanical hand system used for grabbing silicon rods is installed on the upper slide table system. Two squaring machines share one crystal line detection device and one silicon rod grabbing mechanical hand system, and meanwhile cutting nets of the two squaring machines do not influence each other.

The invention discloses a heavy frictional combined conveying line which is characterized by comprising a rail, a double-wheel driving device and/or a single-wheel driving device, and a dolly. The double-wheel driving device comprises motors, driving wheels, friction plates and a spring compressing device; the driving friction wheels are installed on driving shafts of the motors; friction objects are cast or installed at outer parts of the driving friction wheels; a gap is formed between the friction plates on the driving wheels; bases of the motors rotating in opposite directions are connected on a steel structure by using a base shaft and a bearing respectively; and the spring compressing device is connected with the bases of the two motors; centers of the base shaft of one motor and a motor driving shaft are not in a same line; the thickness of a dolly friction plate is slightly greater than the width of the gap; and the frictional force is adjusted by the spring compressing device. The heavy frictional combined conveying line has the advantages that firstly, work pieces carried by the conveying line are mainly carried by the rail, and the driving device provides the frictional force only; secondly, the conveying line can have a power and free function, the frictional force is easy to adjust, and the friction plates are easy to change and convenient to maintain; and thirdly, the conveying line comprises an upper layer and a lower layer, thereby being convenient for automatic production.

The invention discloses a thread stand of a sewing machine. The thread stand comprises at least two pay-off devices and connecting devices, wherein the at least two pay-off devices are respectively used for accommodating wound upper threads (12) and accommodating wound bottom threads (13); the connecting devices are used for connecting the pay-off devices and the sewing machine. By utilizing the connecting devices, the pay-off devices are installed on a machine body of the sewing machine, that is, the thread stand is installed on the machine body of the sewing machine. The thread stand is simple in structure, and is convenient to install; the existing installation mode is changed, the thread stand is close to users; threads are relatively convenient to change and adjust, and the thread stand is convenient to operate by users, and is fixedly connected so as to prevent from being knocked off effectively, and further the working efficiency is improved. The invention also discloses the sewing machine comprising the thread stand.

The invention relates to a novel electrifying way and device for a bucket wheel machine. A conductor line is selected preferably for supplying power to the bucket wheel machine; a collector brush on a current collector at the bottom end of a machine body is in sliding contact with a guide rail; electric energy is directly conducted to a walking system; the current collector of a conductor line system is electrically connected with the walking system through a cable; the walking system is used for controlling a part of lines to enter an auxiliary control room on a trailer; a communication linegetting out of the auxiliary control room reaches upwards to an electrifying device on the revolving central line of an upright post through a trailer main beam together with power lines of a bucket wheel, a belt feeder, a revolving mechanism and a pitching system; the power lines of the bucket wheel, the belt feeder, a revolving mechanism and the pitching system and a communication line between the auxiliary control room and a driving cab pass through the electrifying device; a communication line which gets out of the electrifying device and is used for connected the auxiliary control room with the driving cab directly enters the driving cab; a power wire getting out of the electrifying device is introduced into the bucket wheel, the belt feeder, the revolving mechanism and the pitching system for supplying power respectively; and communication lines of these parts get back to the driving cab.

The invention provides a car pillow assembling fixture. The car pillow assembling fixture comprises a fixed base. A pillow skeleton is positioned on the fixed base. Air cylinders are arranged above the pillow skeleton. Cylinder rods of the air cylinders are connected with lead-in pins, and the lead-in pins are located over slotted holes, used for assembling metal pins, of the pillow skeleton. A control switch used for the air cylinders is arranged on the fixed base. The invention further provides a car pillow assembling method. The method includes the steps that the air cylinders are pushed by air pressure to ascend to the top end, and meanwhile the lead-in pins are driven to ascending positions; the pillow skeleton is put into the fixed base to be positioned; the metal pins are put into the slotted holes of the pillow skeleton; and the air cylinders descend, the lead-in pins on the cylinder rods also descend, and the metal pins are pressed into the pillow skeleton. The car pillow assembling fixture provided by the invention overcomes the defects in the prior art, the structure is simple, operation is convenient, installation and wire replacement are made convenient and fast, production efficiency is greatly improved, the pillow metal pins can be quickly assembled and produced, and the purposes of saving manual work and improving production capacity and quality stability are achieved.

The invention discloses a tool for pressing a metal insert into an electronic transmission range selection (ETRS) electronic gear support. The tool for pressing the metal insert into the ETRS electronic gear support comprises a base. An n-shaped frame is arranged on the base. A square movable frame which can move up and down is arranged on the top of the frame. The movable frame comprises guide rods located on the left side and the right side. A gear is also arranged on the top of the frame. Teeth in the circumference of the gear are connected with the rotary end of a motor in a meshing manner. A threaded hole is formed in the center of the gear. A screw rod is arranged in the threaded hole. The upper end and the lower end of the screw rod are fixedly connected with the upper end and the lower end of the movable frame. A first locating block is fixed to the lower end of the movable frame. A first guide rail fixed to the base is arranged below the first locating block. A movable block is arranged on the first guide rail. A second guide rail is fixed to the movable block. A second locating block is arranged on the second guide rail. The movable block is connected with the telescopicend of a first cylinder. The second locating block is connected with the telescopic end of a second cylinder. According to the tool for pressing the metal insert into the ETRS electronic gear support,the operation is simple and convenient, the personnel input can be effectively reduced, and in addition, the on-site production efficiency can be improved.

The invention relates to a wire conveying mechanism facilitating wire replacement, and belongs to the field of wire manufacturing. The wire conveying mechanism is used for solving the problems that anexisting wire feed mechanism cannot adapt to wires of different specification diameters, and wire replacement operation is complex. The wire conveying mechanism comprises a fixed supporting unit, a wire feed unit and an adjusting unit. The fixed supporting unit comprises a fixed base plate, a supporting plate and fixed blocks, the supporting plate is connected with the fixed base plate, and the fixed blocks are connected with the supporting plate. The wire feed unit comprises a driving wheel, a driven wheel and wire nozzle, and the wire nozzle is connected with the fixed blocks. The adjustingunit comprises adjusting supports and adjusting shafts, and the adjusting shafts penetrate through the adjusting supports to be connected with the driven wheel. According to the wire conveying mechanism, the adjusting support can move up and down by rotating adjusting nuts or through the elasticity of adjusting springs, then the trunking gap of the driving wheel and the driven wheel is adjusted,wires of different specification diameters are pressed and conveyed, and wire replacement operation is simple and convenient.

The invention discloses a control box body favorable for fixing of an internal cable. The control box body favorable for the fixing of the internal cable comprises a casing, wherein a door plate is arranged on one side of the casing, and a U-shaped cable binding frame is fixed on the side wall in the casing connected with the door plate. The control box body favorable for the fixing of the internal cable has the advantage that the cable is drawn in through the cable binding frame to be connected onto the door plate, the cable is fixed in the door plate and a box, the control box body favorable for the fixing of the internal cable is simple in structure and strong in practicability, no extra part is needed, the cable stretches out and draws back freely, and the cable can be changed and replaced conveniently.

The single-wheel driving device is characterized in that the base of the motor and the base of the driven friction wheel are connected on the steel structure by using the base shaft and the bearing, and the spring pressing device connects the base of the motor and the base of the driven wheel, and the center of the base shaft and the drive shaft of the motor Not in a straight line, there is a double-sided friction plate on the trolley driven by the single-wheel drive device, the double-sided friction plate can be inserted into the gap, the thickness of the friction plate is slightly greater than the width of the gap, the friction surface of the friction plate is in contact with the driving wheel or from the The friction force between the moving wheels is adjusted by a spring compression device. Advantages: 1. The conveying line carries the workpiece mainly by the track, and the driving device only provides friction; 2. The operation station of the conveying line can be stopped without affecting the transportation of other stations; 3. The friction force is easy to adjust, and the friction wheel can be replaced and maintained Convenience; 4. There are two floors on the conveyor line, which is convenient for automatic production; 5. It is convenient to use the rotary table to change the line and occupy a small space.

The invention discloses a leakage protector with high safety performance. The leakage protector comprises a device body, the top and the bottom of the device body are respectively provided with a clamping plate and an insulation base, the top portion and the bottom portion of the clamping plate are respectively provided with wiring holes and protection sleeves, the bottom portions of the protection sleeves are fixedly connected with wire bodies, the outer surfaces of the wire bodies are sleeved by insulation sleeves, one end of the bottom portion of each wire body penetrates a pre-tightening portion, the inner cavities of the pre-tightening portions are provided with through holes, the bottom portions of the wire bodies are fixedly connected with wiring copper members, the bottom portions of the wiring copper members are fixedly connected with the insulation base, the inner cavity of the insulation base is provided with a pressure column, the two sides of the insulation base are each fixedly connected with a connection plate, and one side of each connection plate is fixedly connected with a corresponding support plate. According to the invention, through arrangement of the protection sleeves, the insulation sleeves and the insulation base for cooperative application, the wire bodies can be protected, a waterproof effect can also be exhibited, the wire bodies are prevented from electric leakage caused by a safety hidden risk of the device body due to water, and the safety hidden risk can be effectively prevented.