CN103657985A - Method and device for drying coating layer of honeycomb exhaust pipe of gasoline engine through three-way catalysis - Google Patents
Method and device for drying coating layer of honeycomb exhaust pipe of gasoline engine through three-way catalysis Download PDFInfo
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- CN103657985A CN103657985A CN201310584442.0A CN201310584442A CN103657985A CN 103657985 A CN103657985 A CN 103657985A CN 201310584442 A CN201310584442 A CN 201310584442A CN 103657985 A CN103657985 A CN 103657985A
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- air
- blast pipe
- honeycomb
- coat
- dry
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- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
The invention discloses a method and device for drying a coating layer of a honeycomb exhaust pipe of a gasoline engine through three-way catalysis. The method includes the steps that airflows are adopted to dry the coating layer of the honeycomb exhaust pipe; the airflows rotate by winding across the axis of the honeycomb exhaust pipe in the direction which the airflows and the axis of the honeycomb exhaust pipe form an inclination angle ranging from 0 degree to 30 degrees; at least the honeycomb exhaust pipe is turned over by 180 degrees to be repeatedly dried for one time according to drying conditions. The device comprises a turnover mechanism, a manipulator, a multi-station rotating table and an airflow air drying mechanism. The turnover mechanism is installed on the multi-station rotating table, the manipulator is installed on the turnover mechanism, the airflow air drying mechanism comprises a support, a cross arm and a nozzle assembly, the cross arm is installed on the support, and the nozzle assembly is installed on the cross arm. According to the method and device, improvement on production efficiency and quality of products is facilitated, raw materials and manpower consumption are reduced, and personnel security protection grades are improved.
Description
Technical field
The present invention relates to vehicle body fittings field, be specifically related to a kind of petrol engine three-effect catalysis honeycomb blast pipe and be coated with
Coating drying means and device.
Background technology
This century, the automobile pollution of China increased rapidly along with socioeconomic sustainable development; Current most gasoline engine and diesel engines of using of automobile engine, contain the multiple material that people, animal and environment is had to serious harm in the waste gas of its discharge; Particularly, in the intensive big and medium-sized cities of vehicle, due to the increase of waste gas density and distributed areas, environment has been brought to the pollution being on the rise.The important channel reducing discharging is at present, by cylinder is outer, waste gas is carried out to after-treatment.It is one of outer exhaust-gas treatment mode of the most ripe cylinder of current petrol engine that three-effect catalysis is processed conversion equipment: toxic emission is through in exhaust piping during honeycomb pipeline section, and under the effect of catalyst, the CO in waste gas, HC serve as reducing agent by NO
xbe reduced into nitrogen (N
2) and oxygen (O
2), in reduction reaction, CO, HC are oxidized to CO simultaneously
2and water (H
2o), with this, reach the object of purifying exhaust air.
The vital part that three-effect catalysis is processed conversion equipment is one section of cylindrical honeycomb blast pipe, has evenly applied the material that serves as catalyst of some on the little hole wall of its inner honeycomb.Apply in production technology and mainly contain two procedures: 1. first at honeycomb hole wall, evenly apply pulpous state adhesive agent, then dry.2. coated catalysts liquid on dry adhesive agent, again dry.Current dry means adopt baking oven (or baker) dry conventionally, dry run time consumption and energy consumption, need a few hours drying time, baking temperature reaches hundreds of degree Celsius, and dependence a dead lift,, there is production cycle length, inefficiency, defect that energy consumption is large in the injury of the unstable and applicator that easily causes product quality to personnel.
Summary of the invention
For the deficiencies in the prior art, the invention provides a kind of petrol engine three-effect catalysis honeycomb blast pipe and be coated with
Coating drying means and the device of realizing the method.
Technical scheme of the present invention is as described below.
A petrol engine three-effect catalysis honeycomb blast pipe coat drying means, described method comprises:
Adopt air-flow to be dried the coat of honeycomb blast pipe; Air-flow is along becoming 0 with honeycomb blast pipe axis
30 degree inclinations angle
direction around honeycomb blast pipe axis, rotate; To after 180 ° of major general's honeycomb blast pipe upsets again by drying condition repeat dry once.
Described method also comprises: for being 30 to diameter
80mm and length are 60
the coat of the honeycomb blast pipe of 120mm specification is dried.
The coat of described honeycomb blast pipe is divided into adhesive agent coat and catalyst-coated layer.
The drying condition of described adhesive agent coat is as follows: (1) stream pressure: 0.22
0.30MPa; (2) gas flow temperature: 45
55
; (3) single air-dry time: 2.0
4.0 second.
The drying condition of described catalyst-coated layer is as follows: (1) stream pressure: 0.18
0.25MPa; (2) gas flow temperature: 45
60
; (3) single air-dry time: 1.5
3.0 second.
A petrol engine three-effect catalysis honeycomb blast pipe coat drying device, comprises switching mechanism, manipulator and multi-station turning workbench; Switching mechanism is arranged on multi-station turning workbench, and manipulator is arranged on switching mechanism; Also comprise the air-dry mechanism of air-flow, the air-dry mechanism of described air-flow comprises support, transverse arm, nozzle assembly, and transverse arm is rack-mount, and nozzle assembly is arranged on transverse arm.
Described nozzle assembly is mainly comprised of air nozzle, rotary connector part, air nozzle connecting rod, soft air pipe, and rotary connector part is communicated with air nozzle by soft air pipe, and rotary connector part is hinged by two ends and the air nozzle of air nozzle connecting rod.
Beneficial effect of the present invention:
1. according to producing honeycomb blast pipe size and production environment condition, the technological parameter of proposition is applicable to great majority and is producing the dry of honeycomb duct kind catalyst.
2. dry overall process realizes automation, and corollary apparatus technological parameter is adjusted sensitive, and mechanical movement is steady, and operating efficiency is high, has improved the stability of product quality.
3. the baking temperature of honeycomb blast pipe coat and air-dry time have obtained reduction to a great extent, have shortened the production cycle, have improved productivity ratio.
4. mechanical automation replaces hand labour, reduces the transhipment time, saves manpower and raw material, effectively reduces honeycomb blast pipe production cost.
5. reduced operator's labour intensity, operation bench and the isolation of drying operation point, effectively avoid the close contact of operating personnel and harmful substance, improved class of safety protection.
Accompanying drawing explanation
Fig. 1 is petrol engine three-effect catalysis honeycomb blast pipe coat drying device structural representation.
In Fig. 1: 1. support; 2. transverse arm; 3. air nozzle rotary drive motor; 4. honeycomb blast pipe; 5. air nozzle; 6. manipulator; 7. on multi-station turning workbench; 8. switching mechanism; 9. rotary connector part; 10. air nozzle connecting rod; 11. soft air pipes.
The specific embodiment
Below in conjunction with drawings and Examples, the present invention is described in further detail.
A petrol engine three-effect catalysis honeycomb blast pipe coat drying means, described method comprises:
Adopt air-flow to be dried the coat of honeycomb blast pipe; Air-flow is along becoming 0 with honeycomb blast pipe axis
30 degree inclinations angle
direction around honeycomb blast pipe axis, rotate; To after 180 ° of major general's honeycomb blast pipe upsets again by drying condition repeat dry once.
A petrol engine three-effect catalysis honeycomb blast pipe coat drying device, comprises switching mechanism 8, manipulator 6 and multi-station turning workbench 7; Switching mechanism 8 is arranged on multi-station turning workbench 7, and manipulator 6 is arranged on switching mechanism 8; Also comprise the air-dry mechanism of air-flow, the air-dry mechanism of described air-flow comprises support 1, transverse arm 2, nozzle assembly, and transverse arm 2 is arranged on support 1, and nozzle assembly is arranged on transverse arm 2.Described nozzle assembly is mainly comprised of air nozzle 5, rotary connector part 9, air nozzle connecting rod 10, soft air pipe 11, and rotary connector part 9 is communicated with air nozzle 5 by soft air pipe 11, and rotary connector part 9 is hinged by two ends and the air nozzle 5 of air nozzle connecting rod 10.
Air nozzle can become 0 along the axis of the honeycomb blast pipe 4 with manipulator clamping
30 degree adjustable inclination angles
direction around the axis rotation of honeycomb blast pipe.This routine air nozzle 5 is selected lotus spray-head, preferred angled angle
be 5
12 degree.
Because the coat of honeycomb blast pipe is divided into adhesive agent coat and catalyst-coated layer, for diameter, be 30
80mm and length are 60
the honeycomb blast pipe of 120mm specification:
Adhesive agent coat Drying Technology Parameter is as following table:
Catalyst-coated layer Drying Technology Parameter is as following table:
The device course of work of the present invention:
According to specifically, at the honeycomb blast pipe length dimension producing, transverse arm is adjusted to proper height, according to upper table, adjust the relative plumb line of air nozzle axis inclination angle
, rotate transverse arm, fixing after making air nozzle directly over the honeycomb blast pipe until air-dry coat, source of the gas is communicated with the entrance of rotary connector part.Treat that the honeycomb blast pipe of air-dry coat is in the vertical stationary state of axis, the even air blast spraying from air nozzle (selecting lotus spray-head) from top to bottom, along honeycomb blast pipe axioversion, be blown into, in honeycomb hole, unnecessary applicator is taken away with air-flow, the applicator retaining will be adsorbed in hole wall, realize tentatively air-dry.Switching mechanism driving mechanical hand carries out air-dry (according to actual state, also can overturn several times) for the second time by after 180 ° of honeycomb blast pipe upsets again, improves the uniformity that applicator distributes, the final air-dry coat completely that forms with this.Air nozzle rotary drive motor drives air nozzle at the uniform velocity to rotate, and the air blast of inclination break-in can guarantee that in honeycomb duct, all honeycomb apertures uniformity coefficient unimpeded and that coat is distributed reaches standard-required.
Honeycomb blast pipe is by the manipulator clamping on multi-station turning workbench, the coat of a honeycomb blast pipe is by after completely air-dry, along with the rotation of multi-station turning workbench enters subsequent processing, another honeycomb blast pipe for the treatment of air-dry coat enters air-dry station.
Claims (9)
1. a petrol engine three-effect catalysis honeycomb blast pipe coat drying means, described method comprises:
Adopt air-flow to be dried the coat of honeycomb blast pipe;
Air-flow is along becoming 0 with honeycomb blast pipe axis
30 degree inclinations angle
direction around honeycomb blast pipe axis, rotate;
To after 180 ° of major general's honeycomb blast pipe upsets again by drying condition repeat dry once.
2. method according to claim 1, wherein said inclination angle
5
12 degree.
3. method according to claim 2, also comprises: for being 30 to diameter
80mm and length are 60
the coat of the honeycomb blast pipe of 120mm specification is dried.
4. according to the method described in claim 1 or 2 or 3, the coat of described honeycomb blast pipe is divided into adhesive agent coat and catalyst-coated layer.
5. method according to claim 4, the drying condition of wherein said adhesive agent coat is as follows:
(1) stream pressure: 0.22
0.30MPa;
(2) gas flow temperature: 45
55
;
(3) single air-dry time: 2.0
4.0 second.
6. method according to claim 4, the drying condition of wherein said catalyst-coated layer is as follows:
(1) stream pressure: 0.18
0.25MPa;
(2) gas flow temperature: 45
60
;
(3) single air-dry time: 1.5
3.0 second.
7. a petrol engine three-effect catalysis honeycomb blast pipe coat drying device, comprises switching mechanism (8), manipulator (6) and multi-station turning workbench (7); It is upper that switching mechanism (8) is arranged on multi-station turning workbench (7), and manipulator (6) is arranged on switching mechanism (8); It is characterized in that: also comprise the air-dry mechanism of air-flow, the air-dry mechanism of described air-flow comprises support (1), transverse arm (2), nozzle assembly, it is upper that transverse arm (2) is arranged on support (1), and nozzle assembly is arranged on transverse arm (2).
8. device according to claim 7, wherein said nozzle assembly is mainly comprised of air nozzle (5), rotary connector part (9), air nozzle connecting rod (10), soft air pipe (11), rotary connector part (9) is communicated with air nozzle (5) by soft air pipe (11), and rotary connector part (9) is hinged by two ends and the air nozzle (5) of air nozzle connecting rod (10).
9. device according to claim 8, wherein said air nozzle (5) is lotus spray-head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310584442.0A CN103657985A (en) | 2013-11-20 | 2013-11-20 | Method and device for drying coating layer of honeycomb exhaust pipe of gasoline engine through three-way catalysis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310584442.0A CN103657985A (en) | 2013-11-20 | 2013-11-20 | Method and device for drying coating layer of honeycomb exhaust pipe of gasoline engine through three-way catalysis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103657985A true CN103657985A (en) | 2014-03-26 |
Family
ID=50297457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310584442.0A Pending CN103657985A (en) | 2013-11-20 | 2013-11-20 | Method and device for drying coating layer of honeycomb exhaust pipe of gasoline engine through three-way catalysis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103657985A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111002615A (en) * | 2019-11-20 | 2020-04-14 | 中国航发沈阳黎明航空发动机有限责任公司 | Automatic coating device for adhesive tape of honeycomb parts of engine |
| CN115978969A (en) * | 2022-11-28 | 2023-04-18 | 江铃汽车股份有限公司 | New energy automobile engine compartment maintenance auxiliary device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103272741A (en) * | 2013-06-05 | 2013-09-04 | 桂林电子科技大学 | Coating equipment for attaching materials of three-way catalyst honeycomb exhaust pipe of petrol engine |
| CN103386391A (en) * | 2013-07-23 | 2013-11-13 | 杨景秋 | Automatic machine capable of synchronously coating catalysts on dual carriers of honeycomb carriers |
| CN203664159U (en) * | 2013-11-20 | 2014-06-25 | 桂林电子科技大学 | Device for drying coating layer of triple-effect catalysis honeycomb exhaust pipe of gasoline engine |
-
2013
- 2013-11-20 CN CN201310584442.0A patent/CN103657985A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103272741A (en) * | 2013-06-05 | 2013-09-04 | 桂林电子科技大学 | Coating equipment for attaching materials of three-way catalyst honeycomb exhaust pipe of petrol engine |
| CN103386391A (en) * | 2013-07-23 | 2013-11-13 | 杨景秋 | Automatic machine capable of synchronously coating catalysts on dual carriers of honeycomb carriers |
| CN203664159U (en) * | 2013-11-20 | 2014-06-25 | 桂林电子科技大学 | Device for drying coating layer of triple-effect catalysis honeycomb exhaust pipe of gasoline engine |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111002615A (en) * | 2019-11-20 | 2020-04-14 | 中国航发沈阳黎明航空发动机有限责任公司 | Automatic coating device for adhesive tape of honeycomb parts of engine |
| CN115978969A (en) * | 2022-11-28 | 2023-04-18 | 江铃汽车股份有限公司 | New energy automobile engine compartment maintenance auxiliary device |
| CN115978969B (en) * | 2022-11-28 | 2024-06-11 | 江铃汽车股份有限公司 | New energy automobile engine compartment maintenance auxiliary device |
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Application publication date: 20140326 |