JPH0240477U - - Google Patents

Description

[Brief explanation of drawings]

1 to 8 are diagrams showing an embodiment of the metered dispensing device according to the first invention, in which FIG. 1 is a front configuration diagram thereof, FIG. 2 is a schematic top view thereof, and FIG. 3 is a diagram showing its laser displacement. Schematic diagram of the sensor, Figure 4 is a schematic diagram of the bead detection sensor, Figure 5 is A-A in Figure 2.
6 is a graph showing the relationship between the temperature of the liquid and the discharge amount, FIG. 7 is a graph showing the relationship between the supply pressure and the discharge amount of the liquid, and FIG. 8 is a graph for explaining the effect. Flowchart, FIG. 9 is a block diagram showing an embodiment of the fixed quantity dispensing apparatus according to the second invention, FIG. 10 is a block diagram of a conventional fixed quantity dispensing apparatus, and FIG. 11 is a block diagram of another conventional fixed quantity dispensing apparatus. FIG. 21...Syringe, 22...Liquid, 26...Electronic regulator (pressure adjustment means), 27...Object to be coated, 30...Bead, 31...Temperature sensor (
temperature detection means), 32... laser displacement sensor (thickness detection means), 33... bead detection sensor (position detection means), {34... X-ray stage, 36...
Z-axis stage} (syringe position adjustment means), {3
8...CPU, 39...I/O port} (first,
2 control means).

Claims (1)

[Claims for Utility Model Registration] (1) The enclosed liquid is discharged by the pressure of the supplied compressed air and applied to a moving object, and the applied liquid forms a bead on the object. A syringe to be formed, a temperature detection means for detecting the temperature of the liquid agent in the syringe, a thickness detection means for detecting the thickness of the bead, a position detection means for detecting the position of the bead, and a temperature detected by the temperature detection means. a first control means for calculating a control value for controlling the pressure of compressed air based on the temperature of the liquid in the syringe; and a first control means for calculating a control value for controlling the pressure of the compressed air; a second control means for calculating a control value for controlling the syringe position based on the position; a pressure adjustment means for adjusting the pressure of the compressed air supplied into the syringe based on the output of the first control means; 2. A syringe position adjustment means for adjusting the relative position of the syringe with respect to the object to be coated based on the output of the control means,
By adjusting the pressure of the compressed air supplied into the syringe, a fixed amount of liquid is discharged from the syringe, and by adjusting the relative position of the syringe to the object to be coated, a bead of constant thickness is formed at a constant position. A quantitative dispensing device characterized by: (2) A syringe that discharges the sealed liquid by the pressure of the supplied compressed air, a temperature detection means for detecting the temperature of the liquid in the syringe, and a temperature detection means based on the temperature of the liquid in the syringe detected by the temperature detection means. and a first control means for calculating a control value for controlling the pressure of the compressed air, and a fixed amount of the liquid agent is discharged from the syringe by adjusting the pressure of the compressed air supplied into the syringe. A quantitative dispensing device characterized by: