CN101850310B

CN101850310B - Built-in powder discharge concentration adjustment system and powder gun of powder clearing system of swiftach

Info

Publication number: CN101850310B
Application number: CN200910204341XA
Authority: CN
Inventors: 李志军
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-10-19
Filing date: 2009-10-19
Publication date: 2012-07-18
Anticipated expiration: 2029-10-19
Also published as: CN101850310A

Abstract

The invention discloses a powder gun with a built-in powder discharge concentration adjustment system. The powder gun is characterized by comprising a gun, wherein the gun comprises a powdery material passage, a main gas inlet passage, a fifth gas passage, a gas chamber, a first gas valve seat, a first through hole, a second through hole, a third through hole and a sixth through hole (144); all components form a built-in diluent gas passage capable of adjusting the powder discharge concentration of the powder gun; and the powder discharge concentration of the powder gun is adjusted in real time as required, so that a host adjustment system in the prior art is saved.

Description

The podwer gun of a kind of built-in powder discharge concentration adjustment system and gun pin powder-cleaning system

Technical field

The present invention relates to the electrostatic spraying field, in particular a kind of podwer gun of built-in powder discharge concentration adjustment system.

Background technology

In the prior art, the electrostatic dusting rifle is to add high-tension electricity at gun slot, when the powder that mixes with high pressure draught passes through gun slot; Negative electrical charge on the induction band flies to workpiece then, and workpiece grounding is anodal; Powder is under the effect that the positive negative of static is inhaled; Be adsorbed on surface of the work equably,, just dissolve curing (or plasticizing) and become coating through the heating of baking oven uniform temperature.Present podwer gun mainly comprises gun barrel, be arranged at mixed powder tracheae in the gun barrel inner chamber, be arranged at gun barrel the place ahead discharging needle guard, be electrically connected and be arranged at spray point (rifle pin) in the discharging needle guard inner chamber with the voltage output end of high pressure generator, be enclosed within outside the said discharging needle guard and the nozzle that is connected with the mixed powder tracheae, the outer surface that is arranged at the discharging needle guard front end are trumpet-shaped powder retaining ring; In the practical application, also need be equipped with a host computer system, be used to adjust the powder discharge concentration of podwer gun, when regulating powder discharge concentration during operation, the workman adjusts before need arriving main frame, and is time-consuming, and efficient is extremely low.

Therefore, there is defective in prior art, needs to improve.

Summary of the invention

Technical problem to be solved by this invention is that a kind of podwer gun of built-in powder discharge concentration adjustment system is provided to the deficiency of prior art.

Technical scheme of the present invention is following:

A kind of podwer gun of built-in powder discharge concentration adjustment system, it comprises: the rifle body;

Said rifle body comprises: powder passage, main inlet channel, the 5th gas passage, air chamber, first air valve seat, first through hole, second through hole, third through-hole, the 6th through hole (144); Said first through hole connects main inlet channel and said first air valve seat, and said second through hole connects said first air valve seat and said air chamber;

The left surface of said rifle body is provided with the 5th gas passage; Said third through-hole connects the left surface of said air chamber and said rifle body; Said third through-hole is communicated with said air chamber and said the 5th gas passage; Said the 6th through hole connects said the 5th gas passage and said powder passage, is communicated with the 5th gas passage and said powder passage.

Described podwer gun is provided with an air volume regulating valve door at said third through-hole with said the 5th gas passage place of connection, control gas flow size.

Adopt such scheme; The present invention is through being provided with on the rifle body: powder passage, main inlet channel, the 5th gas passage, air chamber, first air valve seat, first through hole, second through hole, third through-hole, the 6th through hole (144); Constitute the built-in diluent gas passage that can regulate the podwer gun powder discharge concentration; The powder discharge concentration of real-time regulated podwer gun has omitted main frame Adjustment System of the prior art as required.

Description of drawings

Fig. 1 is a podwer gun of the present invention left side internal view;

Fig. 2 is the partial enlarged drawing of Fig. 1;

Fig. 3 be podwer gun of the present invention the left side fragmentary sectional elevation view and with the annexation of rifle headstock;

Fig. 4 is that the A-A of Fig. 3 is to view;

Fig. 5 is the present invention's powder rifle right side internal view of disputing;

Fig. 6 be podwer gun of the present invention right side fragmentary sectional elevation view and with the installation diagram of miscellaneous part;

Fig. 7 is the partial enlarged drawing of Fig. 6.

The specific embodiment

Below in conjunction with accompanying drawing and specific embodiment, the present invention is elaborated.

The present invention at first provides a kind of podwer gun of built-in powder discharge concentration adjustment system, and it comprises: rifle body 1 (comprising left part 1-2 and right portions 1-1);

Like Fig. 1, Fig. 3, shown in Figure 5, said rifle body comprises: powder path 10, main inlet channel 11, the 5th gas passage 17, air chamber 16, first air valve seat 12, first through hole 111, second through hole 121, third through-hole 122, the 6th through hole 144; Said first through hole 111 connects main inlet channel 11 and said first air valve seat 12, and said second through hole 121 connects said first air valve seat 12 and said air chamber 11; The local details of second through hole 121, third through-hole 122 are please referring to accompanying drawing 2;

The left surface of said rifle body is provided with the 5th gas passage 17; Said third through-hole 122 connects the left surface of said air chamber 16 and said rifle body; Said third through-hole 122 is communicated with said air chamber and said the 5th gas passage 17, and said the 6th through hole 144 connects said the 5th gas passage 17 and said powder path 10, is communicated with the 5th gas passage 17 and said powder path 10; To the powder passage air inlet is provided, regulates the podwer gun powder discharge concentration as required.

Preferably, in described podwer gun, with said the 5th gas passage 17 places of connection one air volume regulating valve door 31 is set, control gas flow size at said third through-hole 122.

Like this; Through on the rifle body, being provided with: powder path 10, main inlet channel 11, the 5th gas passage 17, air chamber 16, first air valve seat 12, first through hole 111, second through hole 121, third through-hole 122, the 6th through hole 1444; Constitute the built-in diluent gas passage that can regulate the podwer gun powder discharge concentration, the powder discharge concentration of real-time regulated podwer gun has omitted main frame Adjustment System of the prior art as required; Reduce cost, improved efficiency of construction.

When work; The powder path 10 connects and supplies powder bucket, main inlet channel 11 to connect gases at high pressure, presses the air valve that is installed in the air valve seat, the air circuit breaker of this air valve while control circuit and main inlet channel; The interior gas of main inlet channel this moment passes through first through hole 111; Getting in the air valve seat 12, get into afterwards in second through hole 121, is third through-hole 122, the 5th gas passage 17, the 6th through hole 144 successively; Get into the powder path 10, realized diluting as required the goal of the invention of powder concentration.

The present invention also provides a kind of podwer gun of built-in gun pin powder-cleaning system; Like Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, shown in Figure 6, said rifle body 1 comprises: powder path 10, main inlet channel 11, first gas passage 15, second gas passage 14, air chamber 16, first air valve seat 12, first through hole 111, second through hole 121, third through-hole 122, fourth hole 143 and fifth hole 141; Said first through hole 111 connects main inlet channel 11 and said first air valve seat 12, and said second through hole connects said first air valve seat 12 and said air chamber 16; About the detailed structure of second through hole 121, third through-hole 122, please referring to the partial enlarged drawing 2 of Fig. 1.The right flank 1-1 of said rifle body is provided with first gas passage 15; The left surface 1-2 of said rifle body is provided with second gas passage 14; Said third through-hole 122 connects the left surface 1-2 of said air chamber 16 and said rifle body; Said fourth hole 143 connects the left surface 1-2 and the right flank 1-1 of said rifle body; Said fourth hole 143 is communicated with said third through-hole 122 and said first gas passage 15, and said fifth hole 141 connects the left surface 1-2 and the right flank 1-1 of said rifle body, is communicated with said first gas passage 15 and said second gas passage 14;

As scheme Fig. 3, Fig. 4, shown in Figure 7; Said rifle headstock 2 closely connects with said rifle body 1; Said rifle pin 4 is the hollow conductive conduits, and said rifle headstock comprises: the 3rd gas passage 21 and the 4th gas passage 22, lead channels 23, and said the 3rd gas passage 21 is communicated with first gas passage 15; Said the 4th gas passage 22 is communicated with said second gas passage 14; It is the clear powder air-flows of said rifle pin 4 outputs of a road direction that said the 3rd gas passage 21 converges in the rifle headstock with said the 4th gas passage 22, lead is set in the said lead channels is electrically connected with said rifle pin 4, to said rifle pin high-pressure electrostatic is provided.

When work, the powder path 10 connects and supplies powder bucket, main inlet channel 11 to connect gases at high pressure, presses the air valve that is installed in the air valve seat; The air circuit breaker of this air valve while control circuit and main inlet channel, the interior gas of main inlet channel this moment passes through first through hole 111, gets in the air valve seat 12; Get into afterwards in second through hole 121; Be third through-hole 122, fourth hole 143, first gas passage 15 successively, in first gas passage 15, air-flow divides two-way; One the tunnel gets into fifth hole 141, second gas passage 14, the 4th gas passage 22, rifle pin; One the tunnel gets into the 3rd gas passage 21 rifle pins; Rifle needle blow through hollow goes out gas, removes to be coated on rifle pin powder on every side.

Should be understood that, concerning those of ordinary skills, can improve or conversion, and all these improvement and conversion all should belong to the protection domain of accompanying claims of the present invention according to above-mentioned explanation.

Claims

1. the podwer gun of built-in powder discharge concentration adjustment system and gun pin powder-cleaning system is characterized in that, comprising: the rifle body;

The left surface of said rifle body is provided with the 5th gas passage; Said third through-hole connects the left surface of said air chamber and said rifle body; Said third through-hole is communicated with said air chamber and said the 5th gas passage; Said the 6th through hole connects said the 5th gas passage and said powder passage, is communicated with the 5th gas passage and said powder passage;

Also comprise: first gas passage (15), second gas passage (14), fourth hole (143) and fifth hole (141); The right flank of said rifle body is provided with first gas passage (15); The left surface of said rifle body is provided with second gas passage (14); Said fourth hole (143) connects the left surface and the right flank of said rifle body; Said fourth hole (143) is communicated with said third through-hole and said first gas passage (15), and said fifth hole (141) connects the left surface and the right flank of said rifle body, is communicated with said first gas passage (15) and said second gas passage (14).

2. podwer gun according to claim 1 is characterized in that, with the 5th gas passage place of connection one air volume regulating valve door is set at said third through-hole, control gas flow size.