CN204505153U - That carries out encapsulating for catalytic-converter substrate fills in mould - Google Patents
That carries out encapsulating for catalytic-converter substrate fills in mould Download PDFInfo
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- CN204505153U CN204505153U CN201520123247.2U CN201520123247U CN204505153U CN 204505153 U CN204505153 U CN 204505153U CN 201520123247 U CN201520123247 U CN 201520123247U CN 204505153 U CN204505153 U CN 204505153U
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- Prior art keywords
- tapered section
- catalytic
- mould
- fill
- converter
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Abstract
A kind of mould of filling in carrying out encapsulating for catalytic-converter substrate comprises first end, the second end and runs through the holding tank of first, second end described.Described holding tank comprises near described first end and in order to the shoulder of locating catalytic converter housing, and relative with described shoulder and fill in guide groove in order to what accommodate catalytic-converter substrate.Described fill in guide groove comprise with the first tapered section axially in the first angle and with the second tapered section axially in the second angle, wherein said first angle is less than described second angle, and described first tapered section and described second tapered section at least can hold two described catalytic-converter substrates along described axial total length simultaneously.Utilize and of the present utility modelly fill in mould, the liner on catalytic-converter substrate has the sufficient time to carry out pressure to relax in encapsulation process, thus reduces liner surge pressure in encapsulation process, reduces the risk that carrier is crushed, improves product yield.
Description
Technical field
The utility model relate to a kind of reduce catalytic-converter substrate in encapsulation process liner surge pressure fill in mould, belong to engine exhaust gas purification processing technology field.Particularly, relate to catalytic converter parts and manufacture field, the encapsulation of the encapsulation of such as gasoline car three-way catalytic converter carrier, diesel vehicle SCR carrier or diesel oil/gasoline particles trap.
Background technology
Traditional catalytic converter encapsulation all uses simple filling type packaging technology, its technique generally can be described as use angled gathering sill of inner band and push in housing (being generally metal material) complete encapsulation in order to the carrier wrapping up liner (being generally ceramic material, more fragile) is filled in mechanism by one.In this process because liner is compressed in less gap from free state, the object done like this is that the elastic anchorage force of liner is played, thus keeps carrier to be subjected to displacement.
But traditional gathering sill often only has an angle, and a carrier can only be put at every turn.In this case, liner is compressed to the gap of target within the shorter time.Because liner is being had extremely close relationship by its pressure performance in the process compressed with the time, general, at liner with in initial several seconds of speed compression faster, the pressure of liner will present the situation sharply risen, and this pressure is commonly referred to as the surge pressure of liner.The pressure that the surge pressure of liner keeps certain hour later after being usually compressed to target gap higher than liner far away.Cause very large risk to carrier filling in this pressure in process, so based on traditional catalytic converter packaging technology, the peak value encapsulation pressure of liner is difficult to avoid, and act directly on carrier, the crushed phenomenon of carrier often occurs, have impact on product yield.
Therefore, need to provide a kind of new scheme to solve the problems of the technologies described above.
Utility model content
The purpose of this utility model be to propose a kind of reduce catalytic-converter substrate in encapsulation process liner surge pressure fill in mould.
For achieving the above object, the utility model adopts following technical scheme: a kind of carry out encapsulating for catalytic-converter substrate fill in mould, described mould of filling in is in axially extending, described mould of filling in comprises first end, second end relative with described first end and run through the holding tank of described first end and described second end, described holding tank comprises near described first end and in order to the shoulder of locating catalytic converter housing, described holding tank also comprises relative with described shoulder and fills in guide groove in order to what accommodate catalytic-converter substrate, described guide groove of filling in is the bell mouth shape expanded towards described second end, described fill in guide groove comprise with described axis be the first angle the first tapered section and be the second tapered section of the second angle with described axis, wherein said second tapered section than described first tapered section closer in described second end, described first angle is less than described second angle, described first tapered section and described second tapered section at least can hold two described catalytic-converter substrates along described axial total length simultaneously.
As the technical scheme that the utility model improves further, described guide groove of filling in also comprises straightway between described shoulder and described first tapered section, described straightway is connected with described first tapered section, and described first tapered section is connected with described second tapered section.
As the technical scheme that the utility model improves further, the inner surface of described catalytic converter housing flushes with the inner surface of described straightway.
As the technical scheme that the utility model improves further, the diameter at described shoulder place is greater than the external diameter of described catalytic converter housing.
As the technical scheme that the utility model improves further, described holding tank also comprises the horn mouth running through described first end, to be easy to the assembling of guiding described catalytic converter housing.
As the technical scheme that the utility model improves further, described second tapered section is greater than described first tapered section along described axial length along described axial length.
As the technical scheme that the utility model improves further, described first tapered section is greater than described straightway along described axial length along described axial length.
Compared to prior art, mould of filling in of the present utility model has the first tapered section and the second tapered section, and its length be enough to make plural catalytic-converter substrate be compressed into simultaneously into.When being in after catalytic-converter substrate foremost enters catalytic converter housing, a new catalytic-converter substrate can be supplemented below, the catalytic-converter substrate be between these two catalytic-converter substrates is all in by the state compressed, this state makes the liner that catalytic-converter substrate wraps up have the sufficient time to carry out pressure to relax, thus reduce catalytic-converter substrate liner surge pressure in encapsulation process, improve product yield.
Accompanying drawing explanation
Fig. 1 is the time dependent typical curve of pad pressure of catalytic converter.
Fig. 2 is the generalized section that the utility model fills in mould.
Fig. 3 is that the utility model fills in the generalized section of mould in catalytic-converter substrate encapsulation process.
Fig. 4 is the process flow diagram of the utility model method for packing.
Detailed description of the invention
First, after being furtherd investigate by the phenomenon crushed in encapsulation process to catalytic-converter substrate, utility model people finds the special nature due to liner, its pressure process over time.Shown in please refer to the drawing 1, the pressure performance of liner has obvious relation with the time, at liner with in initial several seconds of speed compression faster, the pressure of liner will present the situation sharply risen, this pressure is commonly referred to as the surge pressure of liner, the pressure that the surge pressure of liner keeps certain hour later after being usually compressed to target gap higher than liner far away.Be appreciated that within the originally short period of gasket compression, the pressure sharply risen can cause very large impact to catalytic-converter substrate, and the crushed accident of catalytic-converter substrate often occurs.The utility model relaxes based on liner, avoid the surge pressure of liner by the very first time act directly on catalytic-converter substrate make, the technical scheme of technical solution problem.
Below in conjunction with mould of filling in of the present utility model, the utility model is described in detail.
Shown in please refer to the drawing 2 and Fig. 3, the utility model disclose a kind of carry out encapsulating for catalytic-converter substrate fill in mould 100, described in fill in mould 100 and be hollow and in axially extending (with reference to dashdotted bearing of trend).Described mould 100 of filling in comprises first end 1, second end 2 relative with described first end 1 and runs through the holding tank 3 of described first end 1 and described second end 2.
Described holding tank 3 comprises near described first end 1 and in order to along the shoulder 31 of first direction (in Fig. 2 and Fig. 3 for from left to right direction) locating catalytic converter housing 4 and relative with described shoulder 31 and fill in guide groove 32 in order to what accommodate catalytic-converter substrate 5 along second direction (in Fig. 2 and Fig. 3 be from right to left direction).Should understand, in the illustrated embodiment of the utility model, described holding tank 3 is divided into two sections substantially, one section in order to locate described catalytic converter housing 4, another section is in order to fill in catalytic-converter substrate 5.Therefore, above in " relatively " understanding of broad sense should be done.In the illustrated embodiment of the utility model, described first direction is contrary with described second direction.In addition, for ease of guiding the assembling of described catalytic converter housing 4, described holding tank 3 also comprises the horn mouth 33 running through described first end.The diameter D1 at described shoulder 31 place is greater than the external diameter of described catalytic converter housing, is more conducive to install described catalytic converter housing 4.
On the whole, guide groove 32 is filled in described in towards described second end 2 in the bell mouth shape expanded.Described guide groove 32 of filling in comprises and described axis be the first tapered section 321 of the first angle A 1 and described axis is the second tapered section 322 of the second angle A 2 and the straightway 323 between described shoulder 31 and described first tapered section 321, wherein said second tapered section 322 than described first tapered section 321 closer in described second end 2, described straightway 323 is connected with described first tapered section 321, and described first tapered section 321 is connected with described second tapered section 322.In the illustrated embodiment of the utility model, described first angle A 1 is less than described second angle A 2, to play stable guide function.Described first tapered section 321 at least can hold two described catalytic-converter substrates 5 with described second tapered section 322 along described axial total length simultaneously.Setting like this, can make liner 6 after being compressed to target gap, have enough slack time, avoids causing very large impact to catalytic-converter substrate 5.
Shown in please refer to the drawing 3, when described catalytic converter housing 4 is positioned on described shoulder 31, the inner surface of described catalytic converter housing 4 flushes with the inner surface of described straightway 323.Setting like this, when described catalytic-converter substrate 5 is filled in, can be encapsulated in described catalytic converter housing 4 reposefully.
In the illustrated embodiment of the utility model, described second tapered section 322 is greater than described first tapered section 321 along described axial length along described axial length, is beneficial to fill in catalytic-converter substrate 5 in rear end.Described first tapered section 322 is greater than described straightway 323 along described axial length along described axial length.
Shown in please refer to the drawing 4, the utility model additionally provides a kind of method for packing of catalytic-converter substrate, and it comprises the steps:
S1: provide above-mentioned and fill in mould 100;
S2: catalytic converter housing 4 is provided, and along described first direction, described catalytic converter housing 4 is positioned on described shoulder 31;
S3: providing package is wrapped with at least two catalytic-converter substrates 5 of liner 6, and these catalytic-converter substrates 5 are filled in described first tapered section 321 and described second tapered section 322 together with described liner 6 along described second direction;
S4: use pushes the catalytic-converter substrate 5 of mechanism to rearmost end and applies pressing-in force, is pressed in described catalytic converter housing 4 by catalytic-converter substrate 5 foremost together with described liner 6;
S5: take off packaged catalytic converter;
S6: assemble new catalytic converter housing 4 along described first direction, and supplement new catalytic-converter substrate 5 along described second direction, repeat step S4 to S6, until encapsulated.
Shown in please refer to the drawing 3, in encapsulation process, first the catalytic-converter substrate 5 being enclosed with liner 6 enters in described second tapered section 322, is then pressed in described first tapered section 321, be pressed in straightway 323 again, be finally pressed into described catalytic converter housing 4.Because described mould 100 of filling in can hold at least two catalytic-converter substrates 5 simultaneously, in the encapsulation process of the catalytic-converter substrate 5 of front end, that catalytic-converter substrate 5 continued below has time enough release liner pressure, thus reduce the impact of catalytic-converter substrate 5 liner surge pressure in encapsulation process, improve product yield.The utility model implementation method is simple, does not need to carry out large variation to traditional filling type packing producing line.
In addition, the technical scheme of above embodiment only for illustration of the utility model and described by unrestricted the utility model, understanding of this description should based on person of ordinary skill in the field, although this description has been described in detail the utility model with reference to the above embodiments, but, those of ordinary skill in the art is to be understood that, person of ordinary skill in the field still can modify to the utility model or equivalent replacement, and all do not depart from technical scheme and the improvement thereof of spirit and scope of the present utility model, all should be encompassed in right of the present utility model.
Claims (7)
1. one kind carry out encapsulating for catalytic-converter substrate fill in mould, described mould of filling in is in axially extending, described mould of filling in comprises first end, second end relative with described first end and run through the holding tank of described first end and described second end, described holding tank comprises near described first end and in order to the shoulder of locating catalytic converter housing, it is characterized in that: described holding tank also comprises relative with described shoulder and fills in guide groove in order to what accommodate catalytic-converter substrate, described guide groove of filling in is the bell mouth shape expanded towards described second end, described fill in guide groove comprise with described axis be the first angle the first tapered section and be the second tapered section of the second angle with described axis, wherein said second tapered section than described first tapered section closer in described second end, described first angle is less than described second angle, described first tapered section and described second tapered section at least can hold two described catalytic-converter substrates along described axial total length simultaneously.
2. fill in mould as claimed in claim 1, it is characterized in that: described in fill in guide groove and also comprise straightway between described shoulder and described first tapered section, described straightway is connected with described first tapered section, and described first tapered section is connected with described second tapered section.
3. fill in mould as claimed in claim 2, it is characterized in that: the inner surface of described catalytic converter housing flushes with the inner surface of described straightway.
4. fill in mould as claimed in claim 1, it is characterized in that: the diameter at described shoulder place is greater than the external diameter of described catalytic converter housing.
5. fill in mould as claimed in claim 1, it is characterized in that: described holding tank also comprises the horn mouth running through described first end, to be easy to the assembling of guiding described catalytic converter housing.
6. fill in mould as claimed in claim 1, it is characterized in that: described second tapered section is greater than described first tapered section along described axial length along described axial length.
7. fill in mould as claimed in claim 2, it is characterized in that: described first tapered section is greater than described straightway along described axial length along described axial length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520123247.2U CN204505153U (en) | 2015-03-03 | 2015-03-03 | That carries out encapsulating for catalytic-converter substrate fills in mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520123247.2U CN204505153U (en) | 2015-03-03 | 2015-03-03 | That carries out encapsulating for catalytic-converter substrate fills in mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204505153U true CN204505153U (en) | 2015-07-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520123247.2U Expired - Fee Related CN204505153U (en) | 2015-03-03 | 2015-03-03 | That carries out encapsulating for catalytic-converter substrate fills in mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204505153U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104802125A (en) * | 2015-03-03 | 2015-07-29 | 上海天纳克排气系统有限公司 | Stuffing die for packaging catalytic converter carrier and packaging method of catalytic converter carrier |
-
2015
- 2015-03-03 CN CN201520123247.2U patent/CN204505153U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104802125A (en) * | 2015-03-03 | 2015-07-29 | 上海天纳克排气系统有限公司 | Stuffing die for packaging catalytic converter carrier and packaging method of catalytic converter carrier |
| CN104802125B (en) * | 2015-03-03 | 2016-06-22 | 上海天纳克排气系统有限公司 | Mould and method for packing thereof is filled in for what catalytic-converter substrate was packaged |
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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: 20150729 Termination date: 20210303 |