CN203565237U - Microscale spray gun - Google Patents
Microscale spray gun Download PDFInfo
- Publication number
- CN203565237U CN203565237U CN201320639423.9U CN201320639423U CN203565237U CN 203565237 U CN203565237 U CN 203565237U CN 201320639423 U CN201320639423 U CN 201320639423U CN 203565237 U CN203565237 U CN 203565237U
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- CN
- China
- Prior art keywords
- spray gun
- pin mouth
- rifle
- gun
- atomization cap
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model relates to the technical field of spray guns, in particular to a microscale spray gun. The microscale spray gun comprises a gun body, a gun head and a pull switch, wherein the gun body is provided with a material filling opening and an air inlet, the gun head comprises a needle mouth, an atomization cap and a retainer, the needle mouth is fixed to the front end of the gun body, the needle mouth is sleeved with the atomization cap, the atomization cap is tightly locked to the gun body through the retainer, and a gun needle is arranged in the gun head, and is used for abutting against the needle mouth to seal the needle mouth. The needle mouth of the microscale spray gun is an SUS316 stainless steel needle mouth, SUS316 stainless steel has the advantages of being high in abrasive resistance and corrosion resistance and the like, and thus the needle mouth which often makes contact with paint is high in abrasive resistance and corrosion resistance; in addition, due to the fact that the included angle between the outer side of the conical portion of the gun needle and the inner wall of the needle mouth ranges from 10 degrees to 30 degrees, the area of contact between the needle mouth and the gun needle is increased, sealing performance is improved, and the phenomenon that the paint leaks cannot easily happen.
Description
Technical field
The utility model relates to lance technology field, relates in particular to a kind of micro-spray gun.
Background technology
In spray gun field, conventionally will be called micro-spray gun for spraying the spray gun of releasing agent and/or mould release.At present, the micro-spray gun of selling on market, mainly comprise rifle body, rifle head, operating switch, rifle head is arranged at the front end of rifle body, rifle body is provided with sprue, air inlet, rifle head is communicated with sprue, air inlet respectively by the passage in rifle body (comprising coating passage, gas passage), wherein, rifle head comprises pin mouth, atomization cap, guard ring, pin mouth is fixed on the front end of rifle body, atomization cap sleeve is located at the periphery of pin mouth, and atomization cap lock onto rifle body by guard ring, and in rifle head, is provided with for withstanding the rifle pin of needle seal mouth.When fastening operating switch, the certain distance of the rifle pin inside indentation of meeting, to open pin mouth, makes coating (releasing agent and/or mould release) spray from pin mouth, and the gases at high pressure of the cap of atomization simultaneously ejection are by the coating atomization of ejection, through the coating of atomization, be painted on the surface of workpiece.
But, micro-spray gun of the prior art, the shortcoming of existence is: the pin mouth of rifle head wear-resisting, anticorrosive property is poor; Pin mouth and the contact area between rifle pin of rifle head are less, easily produce coating Seepage; The atomization cap of rifle head is larger to the resistance of gas, causes the air pressure of air inlet input to need high pressure, just can reach atomised coating requirement.
Utility model content
The purpose of this utility model is to provide for the deficiencies in the prior art all micro-spray guns preferably of a kind of wearability, anticorrosive property.
To achieve these goals, the utility model provides a kind of micro-spray gun, comprise rifle body, rifle head, operating switch, described rifle body is provided with sprue, air inlet, described rifle head comprises pin mouth, atomization cap, guard ring, described pin mouth is fixed on the front end of described rifle body, described atomization cap sleeve is located at the periphery of pin mouth, and atomization cap lock onto rifle body by described guard ring, in described rifle head, be provided with for withstanding the rifle pin of the described pin mouth of sealing, described pin mouth is that SUS316(SUS is stainless code name in Japanese JIS standard, 316 stainless steels are stainless trades mark of producing according to U.S. ASTM standard) stainless pin mouth.
Wherein, the front end of described rifle pin is provided with conus portion, and this conus portion outside is 10～30 degree with the angle of described pin mouth inwall.
Wherein, described rifle body is provided with handle, and the rear side of described handle is provided with arc-shaped curved surface.
Wherein, the rear end of described rifle body is provided with air volume regulating device.
Wherein, the front end center of described atomization cap offers the circular hole for sheathed described pin mouth, the front end both sides of described atomization cap are provided with shower nozzle, the inner side of described shower nozzle is outward-dipping inner sunken face, the center of this inner sunken face offers puff prot, and the rear end of described atomization cap offers air intake, and this air intake is communicated with described puff prot by air duct, described air duct comprises horizontal channel, outward-dipping ramp way, and ramp way is positioned at the front end of horizontal channel.
Wherein, described operating switch is articulated with described rifle body, and the top of operating switch is provided with hanger.
Compared with prior art, pin mouth of the present utility model is SUS316 stainless pin mouth, be that pin mouth adopts the manufacture of SUS316 stainless steel material, and SUS316 stainless steel has features such as wearability is good, anticorrosive property is good, make wearability, the anticorrosive property of the pin mouth that often contacts with coating all better; And the conus portion outside of the utility model rifle pin is 10～30 degree with the angle of pin mouth inwall, and the contact area between pin mouth and rifle pin is increased, and improves sealing property, thereby is not easy to produce coating Seepage; Further, the structure of the utility model atomization cap meets the design of Air Flow, little to the resistance of gas, thus use the gas of low pressure can reach atomised coating requirement, and the gas of low pressure can make Energy Intensity Reduction, thus reduce production costs.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is decomposing schematic representation of the present utility model.
Fig. 3 is the partial sectional view of pin mouth of the present utility model and rifle pin.
Fig. 4 is the structural representation of atomization cap of the present utility model.
Fig. 5 is the front view of atomization cap of the present utility model.
Fig. 6 is the upward view of atomization cap of the present utility model.
Fig. 7 is the top view of atomization cap of the present utility model.
Fig. 8 is the A-A cutaway view of Fig. 7.
Mark the following drawings mark thereon by reference to the accompanying drawings:
1-rifle body, 11-sprue, 12-air inlet, 13-handle, 14-arc-shaped curved surface, 15-air volume regulating device, 2-rifle head, 21-pin mouth, 22-atomization cap, 221-shower nozzle, 222-inner sunken face, 223-puff prot, 224-air intake, 225-horizontal channel, 226-ramp way, 227-circular hole, 23-guard ring, 24-rifle pin, 3-operating switch, 4-hanger.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present utility model is described in detail.
As shown in Fig. 1～8, micro-spray gun of the present utility model, comprises rifle body 1, rifle head 2, operating switch 3, and rifle body 1 is provided with sprue 11, air inlet 12, rifle head 2 is communicated with sprue 11, air inlet 12 respectively by the passage in rifle body 1, to inject coating and input gas.Rifle head 2 comprises pin mouth 21, atomization cap 22, guard ring 23, and pin mouth 21 is fixed on the front end of rifle body 1, and atomization cap 22 is sheathed on the periphery of pin mouth 21, and atomization cap 22 lock onto rifle body 1 by guard ring 23, is provided with for withstanding the rifle pin 24 of needle seal mouth 21 in rifle head 2.
It should be noted that, pin mouth 21 is SUS316 stainless pin mouth, be that pin mouth 21 adopts the manufacture of SUS316 stainless steel material, and SUS316 stainless steel has features such as wearability is good, anticorrosive property is good, therefore, compared with prior art, pin mouth of the present utility model 21 adopts the manufacture of SUS316 stainless steel materials, can increase pin mouth 21 wearability, improve the anticorrosive property of pin mouth 21.
Preferably, as shown in Figure 3, the front end of rifle pin 24 is provided with conus portion, the angle (a) of this conus portion outside and pin mouth 21 inwalls be 10～30 degree (such as: can be 15 degree, 20 degree, 25 degree etc.), this angle can make the contact area between pin mouth 21 and rifle pin 24 increase, improve the sealing property between pin mouth 21 and rifle pin 24, thereby be not easy to produce coating (releasing agent and/or mould release) Seepage.
Preferably, rifle body 1 is provided with handle 13, and the rear side of handle 13 is provided with arc-shaped curved surface 14, and this arc-shaped curved surface 14 has certain curved surface and radian, can increase the comfort level that operating personnel hold.
Preferably, the rear end of rifle body 1 is provided with air volume regulating device 15, by rotary pneumatic quantity regulating device 15, can regulate the air inflow of rifle head 2, to regulate the pressure of internal gas, is applicable to different coating etc.
Preferably, the front end center of atomization cap 22 offers the circular hole 227 for sheathed pin mouth 21, the front end both sides of atomization cap 22 are provided with shower nozzle 221, the inner side of shower nozzle 221 is outward-dipping inner sunken face 222, this inner sunken face 222 center offers puff prot 223, the rear end of atomization cap 22 offers air intake 224, this air intake 224 is communicated with puff prot 223 by air duct, air duct comprises horizontal channel 225, outward-dipping ramp way 226, ramp way 226 is positioned at the front end of horizontal channel 225, be that horizontal channel 225 is greater than right angle with the angle of ramp way 226, like this, make the structure of atomization cap 22 meet the airflow design of Air Flow, resistance to gas is little, so use the gas of low pressure can reach atomised coating requirement, and the gas of low pressure can make (compressed air) Energy Intensity Reduction, thereby reduce production costs.
Wherein, operating switch 3 is articulated with rifle body 1, by fastening operating switch 3, can start spray gun, sprays; And the top of operating switch 3 is provided with hanger 4, when not needing to use, spray gun can be hung on rope by hanger 4, conveniently laying and take.
The operation principle of the present embodiment trace spray gun is: spray gun injects coating by sprue 11, and air inlet 12 can enter the gas passage in spray gun by injecting gas, now, as long as regulate air inflow by air volume regulating device 15, can pass through operating switch 3, start spray gun, make coating from 21 ejections of pin mouth, and the gas of the cap of atomization simultaneously 22 ejections is by the coating atomization of pin mouth 21 ejections, through the coating of atomization, be painted on the surface of workpiece.
Finally should be noted that; above embodiment is only in order to illustrate the technical solution of the utility model; but not restriction to the utility model protection domain; although the utility model has been done to explain with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; the technical solution of the utility model is modified or is equal to replacement, all belong to protection domain of the present utility model.
Claims (6)
1. a micro-spray gun, comprise rifle body, rifle head, operating switch, described rifle body is provided with sprue, air inlet, described rifle head comprises pin mouth, atomization cap, guard ring, described pin mouth is fixed on the front end of described rifle body, and described atomization cap sleeve is located at the periphery of pin mouth, and atomization cap lock onto rifle body by described guard ring, in described rifle head, be provided with for withstanding the rifle pin of the described pin mouth of sealing, it is characterized in that: described pin mouth is SUS316 stainless pin mouth.
2. micro-spray gun according to claim 1, is characterized in that: the front end of described rifle pin is provided with conus portion, and this conus portion outside is 10～30 degree with the angle of described pin mouth inwall.
3. micro-spray gun according to claim 1, is characterized in that: described rifle body is provided with handle, and the rear side of described handle is provided with arc-shaped curved surface.
4. micro-spray gun according to claim 1, is characterized in that: the rear end of described rifle body is provided with air volume regulating device.
5. according to the micro-spray gun described in claim 1 to 4 any one, it is characterized in that: the front end center of described atomization cap offers the circular hole for sheathed described pin mouth, the front end both sides of described atomization cap are provided with shower nozzle, the inner side of described shower nozzle is outward-dipping inner sunken face, the center of this inner sunken face offers puff prot, the rear end of described atomization cap offers air intake, this air intake is communicated with described puff prot by air duct, described air duct comprises horizontal channel, outward-dipping ramp way, and ramp way is positioned at the front end of horizontal channel.
6. micro-spray gun according to claim 5, is characterized in that: described operating switch is articulated with described rifle body, and the top of operating switch is provided with hanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320639423.9U CN203565237U (en) | 2013-10-16 | 2013-10-16 | Microscale spray gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320639423.9U CN203565237U (en) | 2013-10-16 | 2013-10-16 | Microscale spray gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203565237U true CN203565237U (en) | 2014-04-30 |
Family
ID=50533001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320639423.9U Expired - Fee Related CN203565237U (en) | 2013-10-16 | 2013-10-16 | Microscale spray gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203565237U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108115106A (en) * | 2018-01-25 | 2018-06-05 | 温岭立骅机械有限公司 | Die casting machine and its automatic spray apparatus |
-
2013
- 2013-10-16 CN CN201320639423.9U patent/CN203565237U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108115106A (en) * | 2018-01-25 | 2018-06-05 | 温岭立骅机械有限公司 | Die casting machine and its automatic spray apparatus |
| CN108115106B (en) * | 2018-01-25 | 2024-05-17 | 温岭立骅机械有限公司 | Die casting machine and automatic spraying device thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140430 Termination date: 20211016 |