Gear pump and screw pump combined glue supply device
A technology of glue supply device and gear pump, which is applied in the direction of rotary piston/oscillating piston pump combination, pump, machine/engine, etc., which can solve the problems of difficult metering and delivery, difficult delivery, inaccurate metering, etc., and achieve easy Control, easy metering and delivery, accurate metering effect
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specific Embodiment approach 1
[0016] Specific implementation mode one: as figure 1 , 2 As shown, the combined glue supply device of the gear pump and the screw pump includes a base 1, a cylinder 2, a rubber bucket 3, a sealing ring 4, a pressure plate 5, a screw pump 23, a gear pump 7, a fixed plate 10, a reducer 12, a servo Motor 14, connecting rod 15, beam 16, drag chain 18, air vent 21, glue gun 22, rubber hose 25, coupling 27, glue supply hole 28; screw pump 23 includes pump body 6, screw rod 32 and screw 33, The servo motor 14 and the reducer 12 are fixedly connected to the fixed plate 10 in turn, the upper end of the column 9 is fixed to the fixed plate 10, the lower end of the column 9 is fixed to the pressure plate 5, and the shield 8 is arranged on the fixed plate 10 and the gear pump 7 Between, the reducer 12 shaft and the gear pump 7 shaft are connected by a coupling 27, the gear pump 7 is fixed on the screw pump 23, and the lower end of the gear pump 7 shaft and the upper end of the screw 32 a...
specific Embodiment approach 2
[0025] Specific implementation mode two: as figure 1 , 2 As shown, in this embodiment, the material of the sealing ring 4 is solvent-resistant, heat-resistant, and wear-resistant materials such as polyurethane, EPDM rubber, fluororubber, or rubber. Other components and connections are the same as those in the first embodiment.
specific Embodiment approach 3
[0026] Specific implementation mode three: as figure 1 , 2 As shown, in this embodiment, the servo motor 14 accurately controls the speed and metering accuracy of the gear pump 7, the servo motor 14 can be replaced by a stepper motor or a variable frequency motor, the glue supply process and working principle remain unchanged, and other components and connections The relationship is the same as that in the first or second embodiment.
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