CN114700196A - Multi-component polymer spraying device - Google Patents
Multi-component polymer spraying device Download PDFInfo
- Publication number
- CN114700196A CN114700196A CN202210506042.7A CN202210506042A CN114700196A CN 114700196 A CN114700196 A CN 114700196A CN 202210506042 A CN202210506042 A CN 202210506042A CN 114700196 A CN114700196 A CN 114700196A
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- China
- Prior art keywords
- nozzle
- gland
- air inlet
- flange body
- air
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- 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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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/02—Spray pistols; Apparatus for discharge
- B05B7/04—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge
- B05B7/0416—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge with arrangements for mixing one gas and one liquid
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/50—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter
- B05B15/55—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter using cleaning fluids
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/02—Spray pistols; Apparatus for discharge
- B05B7/12—Spray pistols; Apparatus for discharge designed to control volume of flow, e.g. with adjustable passages
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- Nozzles (AREA)
Abstract
The invention discloses a multi-component polymer spraying device, which comprises a mixing chamber and a screw, wherein the mixing chamber is provided with a cleaning liquid inlet and a plurality of multi-component polymer inlets, and is characterized in that: the improved mixing device is characterized in that an air inlet sleeve is arranged at the lower end of the mixing chamber, a flange body is arranged at the lower end of the air inlet sleeve, a gland is arranged on the flange body, the front end of the screw rod sequentially penetrates through the mixing chamber, the air inlet sleeve and the flange body, a nozzle is arranged at the front end of the screw rod in a matched mode, the nozzle is fixed between the flange body and the gland, a flow guide body is further arranged at the front end of the screw rod, an atomizing chamber is formed between the flow guide body and the inner wall of the nozzle, and a main air path is arranged in the atomizing chamber in a matched mode. The invention carries out atomization treatment before spraying the multi-component polymer, so that the multi-component polymer is fully foamed and uniformly sprayed.
Description
Technical Field
The invention relates to an improved invention in the field of shoemaking, in particular to an improved invention of a multi-component polymer spraying device, which is used for spraying PU on a vamp on a mechanical arm.
Background
In the process of shoe making, the AB material two components in the multi-component polymer are stirred at high speed by a screw, mixed and foamed, and then atomized and sprayed on the vamp to form a outsole.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a multi-component polymer spraying device for atomizing before spraying and uniformly spraying.
In order to solve the technical problems, the invention is realized by adopting the following technical scheme: the multi-component polymer spraying device comprises a mixing chamber and a screw, wherein a cleaning liquid inlet and a plurality of multi-component polymer inlets are formed in the mixing chamber, and the multi-component polymer spraying device is characterized in that: the improved mixing device is characterized in that an air inlet sleeve is arranged at the lower end of the mixing chamber, a flange body is arranged at the lower end of the air inlet sleeve, a gland is arranged on the flange body, the front end of the screw rod sequentially penetrates through the mixing chamber, the air inlet sleeve and the flange body, a nozzle is arranged at the front end of the screw rod in a matched mode, the nozzle is fixed between the flange body and the gland, a flow guide body is further arranged at the front end of the screw rod, an atomizing chamber is formed between the flow guide body and the inner wall of the nozzle, and a main air path is arranged in the atomizing chamber in a matched mode.
And a gap is reserved between the nozzle and the gland, the gap is formed into a control air hole, the control air hole is annularly arranged on the periphery of the nozzle, a control air channel is arranged on the corresponding control air hole in a matched mode, and the control air channel is arranged on the gland.
The lower end of the nozzle is a conical body, a conical cavity matched with the conical body is arranged on the corresponding gland, and the control air hole is formed between the conical body and the wall of the conical cavity.
The lower end face of the flange body is provided with a convex ring, the gland is in threaded connection with the convex ring, and the size of the corresponding control air hole can be adjusted along with the up-and-down movement of the gland.
An annular air groove is formed among the gland, the flange body and the nozzle, an atomizing chamber air inlet is annularly arranged on the side wall of the nozzle corresponding to the annular air groove, a main air path air inlet is arranged on the air inlet sleeve, the main air path air inlet is communicated with the annular air groove through a main air path, and the corresponding main air path is arranged on the air inlet sleeve and the flange body.
The air inlet of the atomizing chamber is arranged obliquely downwards.
The lower end of the flow guide body corresponding to the atomizing chamber and the inner wall of the nozzle are both conical.
The improved multi-component polymer spraying device has the advantages that the atomizing chamber is arranged in front of the nozzle outlets of the two components of the AB material, pressurized gas is filled into the atomizing chamber, the gas and the liquid are fully mixed, high-pressure high-speed atomized bodies are formed for spraying, and the produced shoe outsole is uniform in thickness, full in foaming and good in effect.
Drawings
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is an enlarged view of portion A of FIG. 1 according to the present invention.
Detailed Description
The drawings show the structure of the invention, and the details thereof are further described below with reference to the drawings. In the embodiment, the multi-component polymer spraying device comprises a mixing chamber 1 and a screw rod 2, wherein a cleaning liquid inlet 16 and a plurality of multi-component polymer inlets 17 are arranged on the mixing chamber 1, and preferably, a needle valve and a material beating cylinder are integrated on the mixing chamber 1, so that the device has small volume and light weight, can be arranged on a manipulator of a production line, is convenient for spraying shoe molds on a station at multiple angles, and has no dead angle; the lower end of the mixing chamber 1 is provided with an air inlet sleeve 3, the lower end of the air inlet sleeve 3 is provided with a flange body 4, a gland 5 is arranged on the flange body 4, the front end of the screw rod 2 sequentially penetrates through the mixing chamber 1, the air inlet sleeve 3 and the flange body 4, the front end of the screw rod 2 is provided with a nozzle 6 in a matched mode, the nozzle 6 is fixed between the flange body 4 and the gland 5, the front end of the screw rod 2 is further provided with a flow guide body 7, an atomizing chamber 8 is formed between the flow guide body 7 and the inner wall of the nozzle 6, the atomizing chamber 8 is provided with a main air path 9, and the atomizing chamber 8 can keep and control the pressure when air pressure and a multi-component polymer are foamed, so that an atomizing effect is formed inside the atomizing chamber.
According to the working principle of the invention, after being mixed in the mixing chamber 1, the multi-component polymer is conveyed forwards to the atomizing chamber 8 in front of the outlet of the nozzle 6 through the screw rod 2, the pressurized gas enters the atomizing chamber 8 through the main gas path 9, so that the multi-component polymer and the pressurized gas are fully mixed in a gas-liquid two state, and high-pressure and high-speed atomized body is formed and is sprayed through the outlet of the nozzle 6, after the spraying work is finished, the cleaning liquid inlet 16 is opened, and the mixing chamber 1, the screw rod 2, the gas inlet sleeve 3, the flange body 4, the nozzle 6 and the like are cleaned through the cleaning liquid.
As a more improved embodiment, a gap is left between the nozzle 6 and the gland 5, the gap is formed as a control air hole 10, the control air hole 10 is arranged around the outer circumference of the nozzle 6, a control air path 11 is arranged on the corresponding control air hole 10, and the control air path 11 is arranged on the gland 5. When the spraying device works, pressurized gas enters the control air hole 10 through the control air path 11 to control the spraying diameter of spraying fluid and further atomize the spraying fluid, and the control air path 11 can be switched on and off simultaneously with the main atomizing air path 9 or independently.
As a specific embodiment of further improvement, the lower end of the nozzle 6 is a conical body, a corresponding gland 5 is provided with a conical cavity matched with the conical body, the control air hole 10 is formed between the conical body and the conical cavity wall, preferably, a convex ring 12 is arranged on the lower end surface of the flange body 4, the gland 5 is in threaded connection with the convex ring 12, the size of the corresponding control air hole 10 can be adjusted along with the up-and-down movement of the gland 5, wherein the gland 5 is adjusted in the up-and-down position through threaded connection, so that the size of the control air hole 10 is adjusted, and further the air pressure is adjusted.
As a specific embodiment of further improvement, an annular air groove 13 is formed between the gland 5, the flange body 4 and the nozzle 6, an atomizing chamber air inlet 14 is annularly arranged on the side wall of the nozzle 6 corresponding to the annular air groove 13, a main air path air inlet 15 is arranged on the air inlet sleeve 3, the main air path air inlet 15 is communicated with the annular air groove 13 through a main air path 9, the corresponding main air path 9 is arranged on the air inlet sleeve 3 and the flange body 4, the air inlet sleeve 3 is connected with the flange body 4 in a sealing manner, and the main air path 9 is reasonably arranged, so that the processing and the installation are convenient.
As a further improved embodiment, the inlet 14 of the atomization chamber is arranged obliquely downward, so that the pressurized gas enters obliquely downward, the gas pressure during gas-liquid mixing is ensured, and the multi-component polymer is assisted to be sprayed through the outlet of the nozzle 6.
As a further improved embodiment, the lower end of the flow guiding body 7 corresponding to the atomizing chamber 8 and the inner wall of the nozzle 6 are both tapered to guide the pressurized gas and the multi-component polymer for facilitating the spraying.
In summary, the above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A multi-component polymer spraying device comprises a mixing chamber and a screw, wherein a cleaning liquid inlet and a plurality of multi-component polymer inlets are arranged on the mixing chamber, and the multi-component polymer spraying device is characterized in that: the improved mixing device is characterized in that an air inlet sleeve is arranged at the lower end of the mixing chamber, a flange body is arranged at the lower end of the air inlet sleeve, a gland is arranged on the flange body, the front end of the screw rod sequentially penetrates through the mixing chamber, the air inlet sleeve and the flange body, a nozzle is arranged at the front end of the screw rod in a matched mode, the nozzle is fixed between the flange body and the gland, a flow guide body is further arranged at the front end of the screw rod, an atomizing chamber is formed between the flow guide body and the inner wall of the nozzle, and a main air path is arranged in the atomizing chamber in a matched mode.
2. The multi-component polymeric spray coating device of claim 1, wherein: and a gap is reserved between the nozzle and the gland, the gap is formed into a control air hole, the control air hole is annularly arranged on the periphery of the nozzle, a control air channel is arranged on the corresponding control air hole in a matched mode, and the control air channel is arranged on the gland.
3. The multi-component polymeric spray coating device of claim 2, wherein: the lower end of the nozzle is a conical body, a conical cavity matched with the conical body is arranged on the corresponding gland, and the control air hole is formed between the conical body and the wall of the conical cavity.
4. The multi-component polymeric spray coating device of claim 3, wherein: the lower end face of the flange body is provided with a convex ring, the gland is in threaded connection with the convex ring, and the size of the corresponding control air hole can be adjusted along with the up-and-down movement of the gland.
5. The multi-component polymeric spray coating device of claim 1, wherein: an annular air groove is formed among the gland, the flange body and the nozzle, an atomizing chamber air inlet is annularly arranged on the side wall of the nozzle corresponding to the annular air groove, a main air path air inlet is arranged on the air inlet sleeve, the main air path air inlet is communicated with the annular air groove through a main air path, and the corresponding main air path is arranged on the air inlet sleeve and the flange body.
6. The multi-component polymeric spray coating device of claim 5, wherein: and the air inlet of the atomizing chamber is arranged obliquely downwards.
7. The multi-component polymeric spray coating device of claim 1, wherein: the lower end of the flow guide body corresponding to the atomizing chamber and the inner wall of the nozzle are both conical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210506042.7A CN114700196A (en) | 2022-05-11 | 2022-05-11 | Multi-component polymer spraying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210506042.7A CN114700196A (en) | 2022-05-11 | 2022-05-11 | Multi-component polymer spraying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114700196A true CN114700196A (en) | 2022-07-05 |
Family
ID=82177034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210506042.7A Pending CN114700196A (en) | 2022-05-11 | 2022-05-11 | Multi-component polymer spraying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114700196A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115228645A (en) * | 2022-07-20 | 2022-10-25 | 瑞安市仲大聚氨酯设备有限公司 | Atomizing spraying sole preparation equipment |
-
2022
- 2022-05-11 CN CN202210506042.7A patent/CN114700196A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115228645A (en) * | 2022-07-20 | 2022-10-25 | 瑞安市仲大聚氨酯设备有限公司 | Atomizing spraying sole preparation equipment |
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