CN202123314U - Cold air gun for cleaning wire-feeding hose in CO2 (carbon dioxide) gas shielded welding and MIG (metal inert gas) welding - Google Patents
Cold air gun for cleaning wire-feeding hose in CO2 (carbon dioxide) gas shielded welding and MIG (metal inert gas) welding Download PDFInfo
- Publication number
- CN202123314U CN202123314U CN2011201407784U CN201120140778U CN202123314U CN 202123314 U CN202123314 U CN 202123314U CN 2011201407784 U CN2011201407784 U CN 2011201407784U CN 201120140778 U CN201120140778 U CN 201120140778U CN 202123314 U CN202123314 U CN 202123314U
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Abstract
The utility model provides a cold air gun for cleaning a wire-feeding hose in CO2 (carbon dioxide) gas shielded welding and MIG (metal inert gas) welding. The cold air gun comprises an air gun tube, an air gun body and a cold air leather hose joint; an air inlet cavity and an air outlet cavity are arranged in the air gun body; the air outlet cavity is positioned above the air inlet cavity; a cold air inlet is arranged at the air inlet cavity; a cold air outlet is arranged at the air outlet cavity; the cold air inlet is connected with the cold air leather hose joint; the cold air outlet is connected with the air gun tube; the diameter of the air gun tube is less than that of the wire-feeding hose; a rotatable handheld compression bar is arranged on the air gun body; a stressing compression bar which bears the pressing force from the handheld compression bar and then downwardly moves is further arranged on the air gun body; the stressing compression bar is fixed on the air gun body by using a screw bolt after the stressing compression bar sequentially penetrates through the air outlet cavity and the air inlet cavity; a cone-shaped stopper with a small upper part and a big lower part is arranged on the stressing compression bar; and the cone-shaped stopper can separate the air outlet cavity from the air inlet cavity when the cone-shaped stopper head moves to the connection of the air outlet cavity and the air inlet cavity. The cold air gun provided by the utility model can effectively avoid blocking the wire-feeding hose.
Description
Technical field
The utility model relates to a kind of CO2 gas guarantor weldering, MIG weldering wire convey soft pipe blocks cleaning and uses the cold wind rifle.
Background technology
Feeding stability butt welded seam quality had material impact when CO2 gas was protected weldering, MIG weldering welding, and the wire feed shakiness not only can influence welding arc makes the appearance of weld variation, and increases the tendency that produces the welding pore, can make weld seam the intensive pore occur when serious.In welding process, the cleannes in the wire convey soft pipe directly influence the wire feed state, are the key factors that influences welded condition.Protect in weldering, the MIG weldering use at CO2 gas, foul, cause clogging very easily are infected with, are accumulated to wire convey soft pipe; Make wire feed become unstable; And influence shield gas flow rate, welding quality can't reliably be guaranteed, so the cleaning of wire convey soft pipe is very important and necessary.
Traditional wire convey soft pipe method for cleaning is to adopt the cold wind leather hose that the wire convey soft pipe that unloads is carried out the cold wind cleaning.Because wire convey soft pipe is thinner, the cold wind leather hose is thicker, and cold wind air-flow major part can not get in the wire convey soft pipe.The airflow acting force of wire convey soft pipe is less, can not thoroughly clear up wire convey soft pipe.When the wire convey soft pipe severe obstruction, this method is difficult to realize the cleaning of wire convey soft pipe.In actual production, because wire convey soft pipe can not get better cleaning, not only cause and change frequently, waste is serious, and welding quality can not better be guaranteed.
The utility model content
The technical problem that the utility model will solve is to provide a kind of cold wind rifle that can effectively avoid wire convey soft pipe to block.
In order to solve the problems of the technologies described above, a kind of CO2 gas that the utility model provides is protected weldering, the cold wind rifle is used in the cleaning of MIG weldering wire convey soft pipe, comprises air pressure gun pipe, air pressure gun body and cold wind leather pipe joint; Be provided with air-inlet cavity and air-out chamber in the said air pressure gun body; Said air-out chamber is positioned at said air-inlet cavity top, and said air-inlet cavity place is provided with cold air inlet, and place, said air-out chamber is provided with the cold wind outlet; Said cold air inlet place is connected with the cold wind leather pipe joint; Said cold wind exit is connected with the air pressure gun pipe, and said air pressure gun pipe diameter is less than the wire convey soft pipe diameter, and said air pressure gun body is provided with a rotating depression bar of holding; Also be provided with one on the said air pressure gun body and bear the pressure of holding depression bar and the stressed depression bar that moves down; Said stressed depression bar is fixed by bolts on the air pressure gun body after passing air-out chamber and air-inlet cavity successively, and said stressed depression bar is provided with a up-small and down-big taper chock plug, and said taper chock plug can cut off air-out chamber and air-inlet cavity when moving to the junction of air-out chamber and air-inlet cavity.
Preferably, said cold wind leather pipe joint one end is provided with connecting thread, and the said cold wind leather pipe joint other end is provided with anti-skidding screw thread, and said anti-skidding screw thread is wire in the shape of a spiral, and cross section is the conical surface, and is young near the awl of cold wind leather hose end.
Preferably, the side near the cold wind outlet on the said air pressure gun body is connected with the air pressure gun gas thread, and the side near cold air inlet on the said air pressure gun body is threaded with the connecting thread place of cold wind leather pipe joint.
Further, said air pressure gun pipe integral body is linear, and head is pointed, and end is threaded and is threaded with said air pressure gun body.
Further, said air pressure gun pipe comprises pointed head, the straight-bar portion vertical with pointed head, and the end of said straight-bar portion is threaded and is threaded with the air pressure gun body.
Preferably, said air pressure gun body is near a side of cold air inlet and the end welding of surperficial threaded cylindrical shell, and the other end of said cylindrical shell is threaded with the cold wind leather pipe joint, and cold wind arrives cold air inlet after said cold wind leather pipe joint comes out to pass a chamber.
Preferably; The rotating shaft that a said end of holding depression bar fixing is vertical, said rotating shaft is positioned at the shaft seat that is located on the air pressure gun body, and said shaft seat comprises two lugs that are located on the air pressure gun body; Said two lug centers are respectively equipped with the hole, and the two ends of said rotating shaft lay respectively in two holes.
Preferably, said stressed depression bar upper end is a socket cap, and the following disc of said socket cap is fixed an intermediate bar; The said intermediate bar lower end said taper chock plug that is threaded; Said taper chock plug lower end is formed with a thick axle and thin axle, and said thin axle is positioned at said thick axle below, is with a spring on the said thin axle; The upper end of said spring withstands on the following disc of thick axle, and the lower end of said spring withstands on the said bolt.
The CO2 gas of the utility model is protected weldering, the cold wind rifle is used in the cleaning of MIG weldering wire convey soft pipe, and is easy to install when wire convey soft pipe is cleared up, and can effectively avoid the obstruction of wire convey soft pipe, prolongs the service life of wire convey soft pipe.
Description of drawings
Fig. 1 is the structural representation of the utility model cold wind rifle.
Fig. 2 is the another kind of structural representation of air pressure gun pipe.
Fig. 3 is the structural representation of stressed depression bar.
Fig. 4 is the section of structure of air pressure gun body.
The specific embodiment
As shown in Figure 1, the CO2 gas of the utility model is protected weldering, the cold wind rifle is used in the cleaning of MIG weldering wire convey soft pipe, comprises air pressure gun pipe 1, air pressure gun body 2 and cold wind leather pipe joint 5; Be provided with air-inlet cavity 21 and air-out chamber 22 in the air pressure gun body 2; Air-out chamber 22 is positioned at air-inlet cavity 21 tops, and air-inlet cavity 21 places are provided with cold air inlet 23, and 22 places, air-out chamber are provided with cold wind outlet 24; The cold air inlet 23 places cold wind leather pipe joint 5 that has been threaded; Cold wind exports the 24 places air pressure gun pipe 1 that has been threaded, and air pressure gun pipe 1 diameter is less than the wire convey soft pipe diameter, guarantees to insert the CO2 weldering, MIG welds wire convey soft pipe; Air pressure gun body 2 is provided with a rotating depression bar 6 of holding; Also be provided with one on the air pressure gun body 2 and bear the pressure of holding depression bar 6 and the stressed depression bar 3 that moves down, stressed depression bar 3 passes air-out chamber 22 successively and is fixed on the air pressure gun body 2 with bolt 8 with air-inlet cavity 21 backs, on promptly bolt 8 spirals screw in the air pressure gun body 2; Stressed depression bar 3 is provided with a up-small and down-big taper chock plug 33, and taper chock plug 33 can cut off air-out chamber 22 and air-inlet cavity 21 when moving to the junction of air-out chamber 22 and air-inlet cavity 21.
As shown in Figure 1; Cold wind leather pipe joint 5 one ends are provided with connecting thread 51, and cold wind leather pipe joint 5 other ends are provided with anti-skidding screw thread 52, and anti-skidding screw thread 52 is wire in the shape of a spiral; Cross section is the conical surface; Awl near cold wind leather hose end is young, has the anti-skidding anti-lost effect of belt preferably, can be rotated installation more smoothly according to hand of helix when the cold wind belt is installed.
As shown in Figure 1, air pressure gun pipe 1 integral body is linear, and head is pointed, and end is threaded, is threaded with air pressure gun body 2; As shown in Figure 2; Air pressure gun pipe 1 comprises pointed head, the straight-bar portion vertical with pointed head; The end of straight-bar portion is threaded, is threaded with air pressure gun body 2; This is to consider that some type welding gun is connected to control line, cooling water pipe etc. in the reality to have pulled down a lot of inconvenience fully, therefore designs and produces the variant of air pressure gun pipe, can be in this type wire-feed motor convenient the use.
As shown in Figure 1; Air pressure gun body 2 is near a side of cold air inlet 23 and the end welding of surperficial threaded cylindrical shell 4; The other end of cylindrical shell 4 has cylindrical shell screw socket 41 and is threaded with cold wind leather pipe joint 5; Cold wind arrives cold air inlet 23 after cold wind leather pipe joint 5 comes out to pass a chamber, the cylindrical shell 4 of surface band line is to be convenient to people's held more.
As shown in Figure 1; Hold the vertical rotating shaft 9 of an end fixing of depression bar 6, rotating shaft 9 is positioned at the shaft seat 7 that is located on the air pressure gun body 2, and shaft seat 7 comprises two lugs 71 that are located on the air pressure gun body 2; Two lug 71 centers are respectively equipped with the hole, and the two ends of rotating shaft 9 lay respectively in two holes.
As shown in Figure 4, stressed depression bar 3 upper ends are a socket cap 31, and the following disc of socket cap 31 is fixed an intermediate bar 32; The intermediate bar 32 lower ends taper chock plug 33 that is threaded, taper chock plug 33 lower ends are formed with a thick axle 34 and thin axle 35, and thin axle 35 is positioned at thick axle 34 belows; Be with a spring 36 on the thin axle 35; The upper end of spring 36 withstands on 34 times discs of thick axle, and 34 times discs of thick axle can bear the active force that spring makes progress, and the lower end of spring 36 withstands on bolt 8.The upper surface of socket cap 31 can be designed to and hold the mode that depression bar 6 lower surfaces are complementary, and for example if holding the lower surface of depression bar 6 is an arcwall face, socket cap 31 upper surfaces of stressed depression bar 3 can be designed to a hemisphere face, is convenient to stressed moving.
The utility model inserts wire convey soft pipe with air pressure gun pipe 1 when work, cold wind leather pipe joint 5 right-hand members screw in the cold wind leather hose; Cold air inlet 23 continues supply cold wind through cold wind leather pipe joint 5, and taper chock plug 33 can be close to air-inlet cavity 21 places of air pressure gun body 2 owing to receiving spring 36 active forces and cold wind pressure when being held the downward active force of 6 pairs of stressed depression bars 3 of depression bar; Air-out chamber 22 and air-inlet cavity 21 are cut off, and the cold wind rifle is in closed condition, and cold wind can't get into air pressure gun pipe 1; When hand assistant grip pressure bar 6; Drive stressed depression bar 3 and move downward, taper chock plug 33 also moves downward, and makes air-inlet cavity 21 and air-out chamber 22 be communicated with; Cold wind gets into air-inlet cavity 21, air-out chamber 22, air pressure gun pipe 1, wire convey soft pipe by the cold wind leather hose, thereby wire convey soft pipe is cleared up.
Claims (8)
1. the cold wind rifle is used in CO2 gas guarantor weldering, the cleaning of MIG weldering wire convey soft pipe; It is characterized in that: comprise air pressure gun pipe (1), air pressure gun body (2) and cold wind leather pipe joint (5); Be provided with air-inlet cavity (21) and air-out chamber (22) in the said air pressure gun body (2); Said air-out chamber (22) is positioned at said air-inlet cavity (21) top, and said air-inlet cavity (21) locates to be provided with cold air inlet (23), and cold wind outlet (24) is located to be provided with in said air-out chamber (22); Said cold air inlet (23) locates to be connected with cold wind leather pipe joint (5); Said cold wind outlet (24) locates to be connected with air pressure gun pipe (1), and said air pressure gun pipe (1) diameter is less than the wire convey soft pipe diameter, and said air pressure gun body (2) is provided with a rotating depression bar (6) of holding; Also be provided with one on the said air pressure gun body (2) and bear the pressure of holding depression bar (6) and the stressed depression bar (3) that moves down; Said stressed depression bar (3) passes air-out chamber (22) and air-inlet cavity (21) back successively and is fixed on the air pressure gun body (2) with bolt (8), and said stressed depression bar (3) is provided with a up-small and down-big taper chock plug (33), can be with air-out chamber (22) and air-inlet cavity (21) partition when said taper chock plug (33) moves to the junction of air-out chamber (22) and air-inlet cavity (21).
2. CO2 gas according to claim 1 is protected weldering, the cold wind rifle is used in the cleaning of MIG weldering wire convey soft pipe; It is characterized in that: said cold wind leather pipe joint (5) one ends are provided with connecting thread (51); Said cold wind leather pipe joint (5) other end is provided with anti-skidding screw thread (52); Said anti-skidding screw thread (52) is wire in the shape of a spiral, and cross section is the conical surface, and is young near the awl of cold wind leather hose end.
3. CO2 gas according to claim 1 is protected weldering, the cold wind rifle is used in the cleaning of MIG weldering wire convey soft pipe; It is characterized in that: the side that said air pressure gun body (2) is gone up near cold wind outlet (24) is threaded with air pressure gun pipe (1), and said air pressure gun body (2) is gone up and located to be threaded with the connecting thread (51) of cold wind leather pipe joint (5) near a side of cold air inlet (23).
4. CO2 gas according to claim 3 is protected weldering, the cold wind rifle is used in the cleaning of MIG weldering wire convey soft pipe, and it is characterized in that: said air pressure gun pipe (1) integral body is linear, and head is pointed, and end is threaded and is threaded with said air pressure gun body (2).
5. CO2 gas according to claim 3 is protected weldering, the cold wind rifle is used in the cleaning of MIG weldering wire convey soft pipe; It is characterized in that: said air pressure gun pipe (1) comprises pointed head, the straight-bar portion vertical with pointed head, and the end of said straight-bar portion is threaded and is threaded with air pressure gun body (2).
6. CO2 gas according to claim 1 is protected weldering, the cold wind rifle is used in the cleaning of MIG weldering wire convey soft pipe; It is characterized in that: said air pressure gun body (2) is near a side of cold air inlet (23) and the end welding of surperficial threaded cylindrical shell (4); The other end of said cylindrical shell (4) is threaded with cold wind leather pipe joint (5), and cold wind arrives cold air inlet (23) after said cold wind leather pipe joint (5) comes out to pass a chamber.
7. CO2 gas according to claim 1 is protected weldering, the cold wind rifle is used in the cleaning of MIG weldering wire convey soft pipe, it is characterized in that: said hand
The rotating shaft (9) that one end of grip pressure bar (6) fixing is vertical; Said rotating shaft (9) is positioned at the shaft seat (7) that is located on the air pressure gun body (2); Said shaft seat comprises two lugs (71) that are located on the air pressure gun body; Said two lugs (71) center is respectively equipped with the hole, and the two ends of said rotating shaft (9) lay respectively in two holes.
8. CO2 gas according to claim 1 is protected weldering, the cold wind rifle is used in the cleaning of MIG weldering wire convey soft pipe; It is characterized in that: said stressed depression bar (3) upper end is a socket cap (31); The following disc of said socket cap (31) is fixed an intermediate bar (32), said intermediate bar (3) the lower end said taper chock plug (33) that is threaded, and said taper chock plug (33) lower end is formed with a thick axle (34) and thin spool (35); Said thin axle (35) is positioned at said thick axle (34) below; Be with a spring (36) on the said thin axle (35), the upper end of said spring (36) withstands on the following disc of thick axle (34), and the lower end of said spring (36) withstands on the said bolt (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201407784U CN202123314U (en) | 2011-05-06 | 2011-05-06 | Cold air gun for cleaning wire-feeding hose in CO2 (carbon dioxide) gas shielded welding and MIG (metal inert gas) welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201407784U CN202123314U (en) | 2011-05-06 | 2011-05-06 | Cold air gun for cleaning wire-feeding hose in CO2 (carbon dioxide) gas shielded welding and MIG (metal inert gas) welding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202123314U true CN202123314U (en) | 2012-01-25 |
Family
ID=45486385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201407784U Expired - Lifetime CN202123314U (en) | 2011-05-06 | 2011-05-06 | Cold air gun for cleaning wire-feeding hose in CO2 (carbon dioxide) gas shielded welding and MIG (metal inert gas) welding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202123314U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109465518A (en) * | 2018-09-26 | 2019-03-15 | 江苏天工科技股份有限公司 | Purge cooled titanium alloy smelting tool |
-
2011
- 2011-05-06 CN CN2011201407784U patent/CN202123314U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109465518A (en) * | 2018-09-26 | 2019-03-15 | 江苏天工科技股份有限公司 | Purge cooled titanium alloy smelting tool |
| CN109465518B (en) * | 2018-09-26 | 2024-02-13 | 江苏天工科技股份有限公司 | Blowing cooling type titanium alloy smelting tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120125 |