CN208161875U - Three component spray equipment - Google Patents

Abstract

The utility model discloses a kind of three component spray equipment, including three pumps, the driving mechanism for driving the pump and the nozzle connecting with the pump discharge end；The pump includes diaphragm pump, material storing box, suction line and high-voltage tube；The import of the diaphragm pump is connected to by suction line with material storing box, and the outlet of diaphragm pump is connected to by high-voltage tube with nozzle；The driving mechanism includes that there are three the camshafts of eccentric wheel for tool；The outer circle of three eccentric wheels corresponds the plunger end for peaking at three diaphragm pumps, meets the sprayed on material of existing multiple coating ratio, has adapted to industry development.

Description

Three component spray equipment

Technical field

The utility model relates to a kind of flush coater, specifically a kind of three component sprays equipment.

Background technique

With the rapid development of China's process of industrialization, as the paint industry of industrial beautician, with regard to double, more component coatings Using more and more extensive.Double, more component coatings because of its environmentally friendly, weather-proof and excellent comprehensive physical and chemical property increasingly More obtains all circles owner abundant affirmation, and in automobile and parts industry, more component coatings are applied to vehicle finishing varnish, insurance In the coating of thick stick, reflective mirror, instrument board, fuel tank, engine protecting etc., in electronics industry, more component coatings are applied to terminal Machine shell, all kinds of keyboards etc..More component coatings are also applied to aerospace, woodwork and furniture, truck and motor bus, agricultural Mechanical machine and universal metal product etc..

Therefore, it is necessary to a kind of flush coaters for being able to achieve the mixing spraying of three components.

Utility model content

In view of this, providing one kind the purpose of the utility model is to overcome defect in the prior art and being able to achieve bi-component Or multi-component coating sprays and can select multiple coating ratio, while higher three groups of coating formula proportional precision on demand Part spraying equipment.

The three component spray equipment of the utility model, including three pumps, the drive for driving the pump Motivation structure and the nozzle being connect with the pump discharge end；The pump include diaphragm pump, material storing box, suction line and High-voltage tube；The import of the diaphragm pump is connected to by suction line with material storing box, and the outlet of diaphragm pump is connected by high-voltage tube and nozzle It is logical；The driving mechanism includes that there are three the camshafts of eccentric wheel for tool；The outer circle one-to-one correspondence of three eccentric wheels peaks at The plunger end of three diaphragm pumps；Material storing box volume should be with the flow of the pump interval membrane pump in each pump The coating being adapted in the material storing box to guarantee all pumps, which can synchronize, to be exhausted, and certain material storing box should have stronger anti-corruption Erosion ability and preferable sealing performance, avoid impurity from entering in material storing box, and diaphragm pump generally comprises shell, is set in the housing chamber And the inner cavity is separated to form the diaphragm of working chamber and pressure chamber and seals pressure chamber and generates hydraulic or air pressure to push It is provided with check valve in the plunger that diaphragm is agitated back and forth, suction line and high-voltage tube, coating is made to enter working chamber again from material storing box High-voltage tube is entered by working chamber；The eccentric wheel is taper cone pulley, and the plunger end of diaphragm pump is peaked at by circular conical surface；It is described inclined Heart wheel is matched with camshaft in a manner of sliding axially and circumferentially be driven；The eccentric wheel two sides are equipped with and are stuck on camshaft outside Limited location snap ring, between the limited location snap ring and the end face of eccentric wheel be equipped with multiple washers；

Further, the pump further includes the filter in high-voltage tube；It is dedicated that coating can be used in the filter Filter is to guarantee preferable filter effect and lesser filtration resistance；

Further, the pump further include pressure gauge on the high-voltage tube and the pressure gauge be set to filter with Between nozzle；

Further, the diaphragm pump is hydrodynamic diaphragm pump, is filled with hydraulic oil in hydrodynamic diaphragm pump pressure chamber, together When, pressure chamber is connected to by oil inlet pipe and flowline with fuel tank, and pressure adjustment relief valve is equipped in flowline.

The utility model has the beneficial effects that：The three component spray equipment of the utility model, the coating difference of different component Using independent diaphragm pump and coating material passage, the coating of each component is not in contact with each other before spraying, and it is preferable to guarantee that coating has Spraying effect, the eccentric wheel of the utility model are taper cone pulley, can change diaphragm pump by being axially moveable the position of eccentric wheel The stroke of piston reciprocation movement, to change the coating content of diaphragm pump extrusion, so as to change the mixed proportion of coating, this reality With novel eccentric wheel between two limited location snap rings, it is equipped with multiple washers between limited location snap ring and eccentric wheel, is padded by changing The quantity and thickness of circle, the relative position of adjustable eccentric wheel and wheel shaft.

Detailed description of the invention

The utility model is further described with reference to the accompanying drawings and examples：

Fig. 1 is the structural schematic diagram of the utility model.

Specific embodiment

Fig. 1 is the structural schematic diagram of the utility model, as shown, the three component spray equipment of the present embodiment, including three A pump, the driving mechanism for driving the pump and the nozzle being connect with the pump discharge end；Institute Stating pump includes diaphragm pump 3, material storing box 7, suction line 5 and high-voltage tube 4；The import of the diaphragm pump 3 by suction line 5 with Material storing box 7 is connected to, and the outlet of diaphragm pump 3 is connected to by high-voltage tube 4 with nozzle；The driving mechanism includes that there are three eccentric wheels for tool Camshaft 1；The outer circle of three eccentric wheels corresponds 2 end of plunger for peaking at three diaphragm pumps 3；Each pump The storage that 7 volume of material storing box should be adapted to guarantee all pumps with the flow of the pump interval membrane pump 3 in sending component Coating in hopper 7, which can synchronize, to be exhausted, and certain material storing box 7 should have stronger resistance to corrosion and preferable sealing performance, Impurity is avoided to enter in material storing box 7, diaphragm pump 3 generally comprises shell, is set in the housing chamber and the inner cavity is separated to form work The diaphragm of chamber and pressure chamber and the plunger 2 for sealing pressure chamber and generating hydraulic or air pressure to push diaphragm to agitate back and forth, inhale Enter in pipe 5 and high-voltage tube 4 and be provided with check valve, coating is made to enter high-voltage tube by working chamber again from material storing box 7 into working chamber 4；Material storing box 7 for storing one of multi-component coating component fluids, diaphragm pump 3 is used to that the liquid coating to be made to generate pressure, Make it to spray from nozzle 10, nozzle 10 is discharged into coated article body surface face after being atomized coating moment.

In the present embodiment, the eccentric wheel is taper cone pulley, the end of diaphragm pump 3 is peaked at by circular conical surface, by along axis To the position of mobile eccentric wheel, thus it is possible to vary the stroke that the plunger 2 of diaphragm pump 3 moves back and forth, to change the extrusion of diaphragm pump 3 Coating content, so as to change the mixed proportion of coating；The eccentric wheel is matched in a manner of sliding axially and being circumferentially driven key Together in camshaft 1, the keyway length on camshaft 1 is longer, it is ensured that eccentric wheel can be axially moveable；The eccentric wheel two Side is equipped with the limited location snap ring 11 being stuck on camshaft outside, and multiple pads are equipped between the limited location snap ring 11 and the end face of eccentric wheel Circle 12；By changing the quantity and thickness of washer 12, (first partially in Fig. 1 for the relative position of adjustable eccentric wheel and wheel shaft The washer of heart wheel two sides is not shown).

In the present embodiment, the pump further includes the filter 9 in high-voltage tube 4；Painting can be used in the filter 9 Expect private filter 9 to guarantee preferable filter effect and lesser filtration resistance.

In the present embodiment, the pump further includes the pressure gauge 8 on high-voltage tube 4 and the pressure gauge 8 is set to Between filter 9 and nozzle；Pressure gauge 8 can intuitively show the spray pressure of three component spray equipment, while pressure gauge 8 Setting is on 9 downstream pipe of filter, and avoidable impurity has an impact the display of pressure gauge 8, the pressure gauge 8 in the present embodiment Stainless steel pressure table 8 can be used to avoid pressure gauge 8 by the corrosion of coating, while can be reduced the pulsation shadow of coating pressure It rings.

In the present embodiment, the diaphragm pump 3 be hydrodynamic diaphragm pump 3, hydrodynamic diaphragm pump 3 be using liquid medium (such as Oil etc.) pressure diaphragm is agitated back and forth as power diaphragm pump 3, filled with hydraulic in 3 pressure chamber of hydrodynamic diaphragm pump Oil, meanwhile, pressure chamber is connected to by oil inlet pipe and flowline with fuel tank, and pressure adjustment relief valve 6 is equipped in flowline, guarantees that this surges The rated pressure of formula diaphragm pump 3 keeps stablizing.

Finally, it is stated that above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, although ginseng The utility model is described in detail according to preferred embodiment, those skilled in the art should understand that, it can be to this The technical solution of utility model is modified or replaced equivalently, without departing from the objective and model of technical solutions of the utility model It encloses, should all cover in the scope of the claims of the utility model.

Claims (1)

1. a kind of three component spray equipment, it is characterised in that：Including three pumps, the drive for driving the pump Motivation structure and the nozzle being connect with the pump discharge end；The pump include diaphragm pump, material storing box, suction line and High-voltage tube；The import of the diaphragm pump is connected to by suction line with material storing box, and the outlet of diaphragm pump is connected by high-voltage tube and nozzle It is logical；The driving mechanism includes that there are three the camshafts of eccentric wheel for tool；The outer circle one-to-one correspondence of three eccentric wheels peaks at The plunger end of three diaphragm pumps；The eccentric wheel is taper cone pulley, and the plunger end of diaphragm pump is peaked at by circular conical surface； The eccentric wheel is matched with camshaft in a manner of sliding axially and circumferentially be driven；The eccentric wheel two sides are equipped with is stuck in bias outside Limited location snap ring on wheel shaft is equipped with multiple washers between the limited location snap ring and the end face of eccentric wheel,

The pump further includes the filter in high-voltage tube；

The pump further includes the pressure gauge on high-voltage tube and the pressure gauge is set between filter and nozzle；Institute Pressure gauge is stated using stainless steel pressure table.