Since the computerized sewing machine replaced manual embroidery, people have been studying how to make it more high-speed and efficient production, but everyone knows that the speed of the machine has an upper limit. Once the maximum limit is reached, the machine will cause serious damage. The machine cannot be used.
Generally speaking, the efficiency of a computerized embroidery machine should depend on its maximum speed. In fact, it is also affected by the time when the needle is switched because the electronic control system adjusts the speed of the computerized embroidery machine when switching the needle. For example, when a machine has a switching needle length of 2mm, it runs at a maximum of 750 revolutions. When the switching needle length becomes 10mm, the electronic control system will reduce its speed to a relatively low level (<500 revolutions) to adapt to the step. Enter the time for the motor to drive the embroidery frame.
Therefore, a scientific description of the efficiency of a computerized embroidery machine should have three parameters, namely, the highest speed, the lowest speed, and the time of needle switching. Among them, the maximum speed and the minimum speed determine the speed range of the machine, and the long switching needle time is the key to determining the speed reduction because when the needle length required for the pattern is longer than the switching needle length, the speed is automatically reduced to adapt to the embroidery frame The action is in place. The full servo system is realized by increasing the maximum speed, the minimum speed, and changing the switching needle length.
In traditional computerized embroidery machines that use a stepper motor to drive the frame, the maximum speed is generally set at about 750 rpm, when the needle length is greater than 5mm, due to the limitation of the performance of the stepper motor, the electronic control system will automatically reduce the spindle speed, To ensure that the embroidery frame has enough time to operate in place. The servo motor has the characteristics of high speed, strong overload capacity, and large output torque. When it is applied to the embroidery frame drive, it greatly shortens the time period required for the embroidery frame to move back and forth. This makes it possible to embroider when using a larger switching needle length. The main shaft of the machine can work at a high speed, thereby improving the working efficiency of the embroidery machine. Due to the use of a servo motor, the switching needle length can increase the switching needle length of the machine to 7mm without reducing the speed, so that most of the needle lengths work at the highest speed.
However, it is worth noting that the speed of the embroidery machine will have a rated speed range. Exceeding this range will accelerate the wear and aging of the machine and cause malfunctions. We must set the speed reasonably when we use it. Chengda embroidery high-speed computerized embroidery machine has a maximum speed of 1000 stitches per minute, which can greatly meet your speed requirements and maximize your production efficiency.
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