Because the desktop type automatic glue machine model is relatively small, it is more convenient to place the glue dispenser. The operation of the desktop dispenser is simple. It can draw irregular shapes such as round, line, arc and so on. It can meet the demand of the glue in different industries. Desktop automatic dispensing machine is based on the system of dispensing work, before the use of the dispensing parameters are adjusted accurately, it can be aligned for dispensing, suitable for small products dispensing. But when doing dispensing, it will affect the stability of dispensing for some reasons. So what is the way to ensure that the dispensing machine works steadily and steadily? The reasons that affect the stability of the dispensing machine are as follows: the back pressure of the glue dispenser is too large to be tested. It is easy to overflow the glue and influence the quality of the glue when the glue is used, and the lubricating degree of the dispenser is not good. When dispensing machine, some parts need long time activity. If the lubrication is not good, it will affect the smoothness of dispensing, and it will also cause some influence on the dispenser itself. Therefore, it is best to adjust the parameters of the glue dispenser before the dispensing machine is used. After every use of dispensing machine, we need to clean and maintain the dispensing machine, prolong the service life of dispensing machine, and ensure the dispensing stability of the dispenser.