CN102829272A - Connecting device for automotive air conditioner pipeline and method thereof - Google Patents
Connecting device for automotive air conditioner pipeline and method thereof Download PDFInfo
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- CN102829272A CN102829272A CN2012103127359A CN201210312735A CN102829272A CN 102829272 A CN102829272 A CN 102829272A CN 2012103127359 A CN2012103127359 A CN 2012103127359A CN 201210312735 A CN201210312735 A CN 201210312735A CN 102829272 A CN102829272 A CN 102829272A
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Abstract
The invention provides a connecting device for an automotive air conditioner pipeline and a method thereof and relates to a pipeline connecting device and the method. The connecting device comprises pipelines A and B, pipeline connectors A and B and pressing plates A and B, wherein a stepped hole A and a light hole are arranged on the pressing plate A; a stepped hole B and a thread hole are arranged on the pressing plate B; the pipeline connector A is located in the stepped hole A; the pipeline connector B is located in the stepped hole B; the pipeline connector A is locally embedded into the pipeline connector B; and the pressing plates A and B are integrally connected. The method comprises the following steps: S1) processing the pressing plates A and B; S2) penetrating the end head of the pipeline A through the stepped hole A and heading so as to form the pipeline connector A; S3) penetrating the end head of the pipeline B through the stepped hole B and extruding in the stepped hole B so as to form the pipeline connector B; S4) inserting the pipeline connector A into the pipeline connector B; and S5) integrally connecting the pressing plates A and B. The connecting device provided by the invention can be used for solving the problem of the concentration of the radial and axial stresses endured by the pipeline during an assembling process, the processing efficiency is high, the cost is low and the efficiency and the torsion force are effectively controlled.
Description
Technical field
The present invention relates to a kind of pipeline connecting device and method thereof, particularly a kind of car air conditioner pipeline connecting device and method thereof.
Background technique
What present car air conditioner pipeline connecting device adopted is the form of being threaded (referring to shown in Figure 2); The connection set of this form that is threaded comprise pipeline A1, pipeline B2, with the integrally formed pipe joint A3 of pipeline A, nut 7, ozzle 8; Described pipe joint A3, pipeline B2 lay respectively in nut 7 and the ozzle 8, and nut 7 is in the same place through being threaded with ozzle 8.There is problem in this kind connection set: (1) force analysis: screw thread nut 7 in rundown process can be with pipeline to rotate together; Can there be the stress that should rotate after causing the pipeline entrucking along the footpath; This stress concentration point is at heading step ear end face; And this is in amount of deformation maximum in the course of working, can product strength be impacted; (2) processing is analyzed: when pipeline B2 was aluminum pipe, ozzle 8 needed welding when being connected with this pipeline B2, so also caused work efficiency lower, and quality of product can not effectively be controlled; (3) cost analysis: link nut 7 and ozzle 8 be because of amount of finish is big, causes cost higher and efficient is very low; (4) assembling is analyzed: in pipeline is linked and packed process, be unfavorable for using automation equipment, efficient and lashing force all can't guarantee.
Summary of the invention
The technical problem that the present invention will solve is: a kind of car air conditioner pipeline connecting device and method thereof are provided, with solve that existing technology exists above-mentioned since stress exist can impact product strength, work efficiency is low, cost is higher, be unfavorable for the deficiency of using automation equipment, efficient and lashing force to guarantee.
The technological scheme that solves the problems of the technologies described above is: a kind of car air conditioner pipeline connecting device; Comprise pipeline A, pipeline B; The termination of pipeline A forms the pipe joint A that has flange and groove; Described car air conditioner pipeline connecting device also includes pressing plate A and pressing plate B, and pressing plate A is provided with step hole A, and is provided with unthreaded hole in the side of this step hole A; Described pressing plate B is provided with step hole B, and is provided with and the corresponding tapped hole of unthreaded hole in the side of this step hole B; The flange of said pipe joint A partly is positioned at the step hole A of pressing plate A; Through the pipe joint B of extruding formation flanged pin cup-shaped, the groove position of said pipe joint A embeds in this pipe joint B in the step hole B of pressing plate B in the termination of said pipeline B; Described pressing plate A, pressing plate B connect into an integral body through the bolt in unthreaded hole and the tapped hole with pipeline A, pipeline B and pressing plate A, pressing plate B.
Another technological scheme that solves the problems of the technologies described above is: a kind of car air conditioner pipeline connecting method, this method are a kind of methods of using above-mentioned car air conditioner pipeline connecting device to carry out the pipeline connection, may further comprise the steps:
S1. adopt the method that machining is shaped after the die casting to process pressing plate A and pressing plate B;
S2. earlier the termination of pipeline A is passed the step hole A of pressing plate A, then through the heading device with the termination heading of pipeline A and revolve ditch, form the pipe joint A that has flange and groove;
S3. the termination of pipeline B is passed the step hole B of pressing plate B, be squeezed in the step hole B of pressing plate B through the termination of extruding then, form the pipe joint B of flanged pin cup-shaped pipeline B;
S4. in the groove of pipe joint A, install seal ring, embed the endoporus of pipe joint B;
S5. with pressing plate A and pressing plate B alignment, and the unthreaded hole that bolt passes pressing plate A is screwed in the tapped hole of pressing plate B, thereby pipeline A, pipeline B and pressing plate A, pressing plate B are connected into an integral body.
Further technological scheme of the present invention is: described step S3 comprises following concrete operation:
S3.1: the step hole B that the termination of pipeline B is passed pressing plate B;
S3.2: adopt the pre-shaping extrusion die that the termination of pipeline B is pushed in advance, obtain the pipe joint B semi-finished product of cup-shaped;
S3.3: continue to adopt the moulding extrusion die that pipe joint B semi-finished product are pushed, obtain the pipe joint B of flanged pin cup-shaped.
Because adopt said structure, the present invention's car air conditioner pipeline connecting device and method thereof compared with prior art have following beneficial effect:
1. solve pipeline and born the problem that radial and axial stress is concentrated:
Because the present invention adopts pressing plate A and pressing plate B to replace nut and ozzle; Making stress distribution is one section straightway, is out of shape little and has increased field of load, and corresponding product strength also increases thereupon; Changed the problem of stress concentration that causes product in stressed stress concentration point of pipeline and the assembly process; Solve air-conditioning duct and adopted to be threaded in and cause pipeline to bear the problem that radial and axial stress is concentrated in the assembly process, guaranteed the intensity of product, improved quality of product.
2. work efficiency is high:
Because the present invention has cancelled the welding between ozzle and the aluminum pipe pipeline; The termination that changes into pipeline B directly is squeezed in the pressing plate B; Not only improved work efficiency; Bring up to everyone 250/hour by original everyone 125/hour, employee skill is also greatly reduced, quality of product, outward appearance also can effectively be controlled.
3. cost of production is low:
Pressing plate A that the present invention adopts and pressing plate B are shaped through machining after the die casting, and amount of finish is few, but batch process greatly reduces cost, has also further improved manufacturing efficiency.
4. effectively control efficiency and lashing force:
The present invention also can adopt the electric torque spanner that bolt is connected on pressing plate A and the pressing plate B in pipeline is linked and packed process, and its efficient and lashing force can both effectively be controlled.
5. method is simple, simple operation.
Below, in conjunction with accompanying drawing and embodiment the present invention's the car air conditioner pipeline connecting device and the technical characteristics of method thereof are further described.
Description of drawings
Fig. 1: the structural representation of embodiment one said the present invention's car air conditioner pipeline connecting device;
Fig. 2: the structural representation of existing car air conditioner pipeline connecting device;
Fig. 3: the schematic representation that adopts the pre-shaping extrusion die that the termination of pipeline B is pushed in advance among the embodiment two said step S3.2,
Fig. 4: the schematic representation that adopts the moulding extrusion die that pipe joint B semi-finished product are pushed among the embodiment two said step S3.3,
Fig. 5: the pipe joint B of prepared flanged pin cup-shaped and the annexation schematic representation between the pressing plate B among the embodiment two said step S3.3.
In above-mentioned accompanying drawing, each label is following:
1-pipeline A, 2-pipeline B, 3-pipe joint A, the 301-flange, the 302-groove,
4-pipe joint B, 401-pipe joint B semi-finished product, 5-pressing plate A, 501-step hole A,
The 502-unthreaded hole, 6-pressing plate B, 601-step hole B, the 602-tapped hole, the 7-nut,
The 8-ozzle, 9-pre-shaping extrusion die, 10-moulding extrusion die.
Embodiment
Embodiment one:
Disclosed among Fig. 1 is a kind of car air conditioner pipeline connecting device; Comprise pipeline A1, pipeline B2; The termination of pipeline A forms the pipe joint A3 that has flange 301 and groove 302; Described car air conditioner pipeline connecting device also includes pressing plate A5 and pressing plate B6, and pressing plate A5 is provided with step hole A501, and is provided with unthreaded hole 502 in the side of this step hole A501; Described pressing plate B6 is provided with step hole B601, and is provided with and unthreaded hole 502 corresponding tapped holes 602 in the side of this step hole B601; The flange of said pipe joint A3 partly is positioned at the step hole A501 of pressing plate A5; Through the pipe joint B4 of extruding formation flanged pin cup-shaped, the groove position of said pipe joint A3 embeds in this pipe joint B4 in the step hole B601 of pressing plate B6 in the termination of said pipeline B2; Described pressing plate A5, pressing plate B6 connect into an integral body through the bolt in unthreaded hole 502 and the tapped hole 602 with pipeline A1, pipeline B2 and pressing plate A5, pressing plate B6.
Embodiment two:
A kind of car air conditioner pipeline connecting method, this method are that a kind of embodiment's of use one described car air conditioner pipeline connecting device carries out the method that pipeline connects, and may further comprise the steps:
S1. adopt the method that machining is shaped after the die casting to process pressing plate A5 and pressing plate B6;
S2. earlier the termination of pipeline A1 is passed the step hole A501 of pressing plate A5, then through the heading device with the termination heading of pipeline A1 and revolve ditch, form the pipe joint A3 that has flange 301 and groove 302;
S3. the termination of pipeline B2 is passed the step hole B601 of pressing plate B6, be squeezed in the step hole B601 of pressing plate B6 through the termination of extruding then, form the pipe joint B4 of flanged pin cup-shaped pipeline B2;
S4. in the groove 302 of pipe joint A3, install seal ring, embed the endoporus of pipe joint B4;
S5. with pressing plate A5 and pressing plate B6 alignment, and the unthreaded hole 502 that bolt passes pressing plate A5 is screwed in the tapped hole 602 of pressing plate B6, thereby pipeline A1, pipeline B2 and pressing plate A5, pressing plate B6 are connected into an integral body.
Above-mentioned step S3 comprises following concrete operation:
S3.1: the step hole B601 that the termination of pipeline B2 is passed pressing plate B6;
S3.2: adopt pre-shaping extrusion die 9 that the termination of pipeline B2 is pushed (referring to Fig. 3) in advance, obtain the pipe joint B semi-finished product 401 of cup-shaped;
S3.3: continue to adopt moulding extrusion die 10 that pipe joint B semi-finished product 401 are pushed (referring to Fig. 4), obtain the pipe joint B4 (referring to Fig. 5) of flanged pin cup-shaped.
Employed heading device is a known technology among the above-mentioned steps S2, no longer its structure is given unnecessary details in detail here.
In step S1, the method that machining is shaped after the described die casting also is a known technology, also sets forth its concrete steps here no longer in detail.
Claims (3)
1. car air conditioner pipeline connecting device; Comprise pipeline A (1), pipeline B (2); The termination of pipeline A forms the pipe joint A (3) that has flange (301) and groove (302); It is characterized in that: described car air conditioner pipeline connecting device also includes pressing plate A (5) and pressing plate B (6), and pressing plate A (5) is provided with step hole A (501), and is provided with unthreaded hole (502) in the side of this step hole A (501); Described pressing plate B (6) is provided with step hole B (601), and is provided with and the corresponding tapped hole of unthreaded hole (502) (602) in the side of this step hole B (601); The flange of said pipe joint A (3) partly is positioned at the step hole A (501) of pressing plate A (5); Through the pipe joint B (4) of extruding formation flanged pin cup-shaped, the groove position of said pipe joint A (3) embeds in this pipe joint B (4) in the step hole B (601) of pressing plate B (6) in the termination of said pipeline B (2); Described pressing plate A (5), pressing plate B (6) connect into an integral body through the bolt in unthreaded hole (502) and the tapped hole (602) with pipeline A (1), pipeline B (2) and pressing plate A (5), pressing plate B (6).
2. car air conditioner pipeline connecting method is characterized in that: this method is that a kind of described car air conditioner pipeline connecting device of claim 1 that uses carries out the method that pipeline connects, and may further comprise the steps:
S1. adopt the method that machining is shaped after the die casting to process pressing plate A (5) and pressing plate B (6);
S2. earlier the termination of pipeline A (1) is passed the step hole A (501) of pressing plate A (5), then through the heading device with the termination heading of pipeline A (1) and revolve ditch, formation has the pipe joint A (3) of flange (301) and groove (302);
S3. the termination of pipeline B (2) is passed the step hole B (601) of pressing plate B (6), be squeezed in the step hole B (601) of pressing plate B (6) through the termination of extruding then, form the pipe joint B (4) of flanged pin cup-shaped pipeline B (2);
S4. in the groove (302) of pipe joint A (3), install seal ring, embed the endoporus of pipe joint B (4);
S5. with pressing plate A (5) and pressing plate B (6) alignment; And the unthreaded hole (502) that bolt passes pressing plate A (5) is screwed in the tapped hole (602) of pressing plate B (6), thereby pipeline A (1), pipeline B (2) and pressing plate A (5), pressing plate B (6) are connected into an integral body.
3. car air conditioner pipeline connecting method according to claim 2 is characterized in that: described step S3 comprises following concrete operation:
S3.1: the step hole B (601) that the termination of pipeline B (2) is passed pressing plate B (6);
S3.2: adopt pre-shaping extrusion die (9) that the termination of pipeline B (2) is pushed in advance, obtain the pipe joint B semi-finished product (401) of cup-shaped;
S3.3: continue to adopt moulding extrusion die (10) that pipe joint B semi-finished product (401) are pushed, obtain the pipe joint B (4) of flanged pin cup-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103127359A CN102829272A (en) | 2012-08-29 | 2012-08-29 | Connecting device for automotive air conditioner pipeline and method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103127359A CN102829272A (en) | 2012-08-29 | 2012-08-29 | Connecting device for automotive air conditioner pipeline and method thereof |
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| Publication Number | Publication Date |
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| CN102829272A true CN102829272A (en) | 2012-12-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012103127359A Pending CN102829272A (en) | 2012-08-29 | 2012-08-29 | Connecting device for automotive air conditioner pipeline and method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105276315A (en) * | 2015-01-08 | 2016-01-27 | 上海三达汽车配件有限公司 | Double-O-shaped-ring steel pipe and Ban jo combined piece and machining process thereof |
| CN105382436A (en) * | 2015-12-24 | 2016-03-09 | 上海酷风汽车部件有限公司 | Automotive air conditioner pipe section welding method |
| CN107631116A (en) * | 2017-09-27 | 2018-01-26 | 珠海格力电器股份有限公司 | Adapter coupling and the heat exchanger of automobile air-conditioner with the adapter coupling |
| CN110486554A (en) * | 2019-09-05 | 2019-11-22 | 浙江煜焰工业设计有限公司 | High-intensity sealing type oiling pipe assembly |
| CN110735836A (en) * | 2019-10-24 | 2020-01-31 | 徐州才聚智能科技有限公司 | robot connecting piece with high firmness |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06123362A (en) * | 1992-10-12 | 1994-05-06 | Oiles Ind Co Ltd | Spherical zone seal body |
| CN201218374Y (en) * | 2008-06-17 | 2009-04-08 | 浙江春晖智能控制股份有限公司 | Inlet and outlet coupling connector of gas pressure regulating box |
| CN201884832U (en) * | 2010-12-14 | 2011-06-29 | 常州腾龙汽车零部件制造有限公司 | Pipeline connecting structure with high sealing performance |
| CN202791034U (en) * | 2012-08-29 | 2013-03-13 | 柳州豫新汽车空调有限公司 | Pipeline connecting device for automobile air conditioner |
-
2012
- 2012-08-29 CN CN2012103127359A patent/CN102829272A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06123362A (en) * | 1992-10-12 | 1994-05-06 | Oiles Ind Co Ltd | Spherical zone seal body |
| CN201218374Y (en) * | 2008-06-17 | 2009-04-08 | 浙江春晖智能控制股份有限公司 | Inlet and outlet coupling connector of gas pressure regulating box |
| CN201884832U (en) * | 2010-12-14 | 2011-06-29 | 常州腾龙汽车零部件制造有限公司 | Pipeline connecting structure with high sealing performance |
| CN202791034U (en) * | 2012-08-29 | 2013-03-13 | 柳州豫新汽车空调有限公司 | Pipeline connecting device for automobile air conditioner |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105276315A (en) * | 2015-01-08 | 2016-01-27 | 上海三达汽车配件有限公司 | Double-O-shaped-ring steel pipe and Ban jo combined piece and machining process thereof |
| CN105382436A (en) * | 2015-12-24 | 2016-03-09 | 上海酷风汽车部件有限公司 | Automotive air conditioner pipe section welding method |
| CN107631116A (en) * | 2017-09-27 | 2018-01-26 | 珠海格力电器股份有限公司 | Adapter coupling and the heat exchanger of automobile air-conditioner with the adapter coupling |
| CN110486554A (en) * | 2019-09-05 | 2019-11-22 | 浙江煜焰工业设计有限公司 | High-intensity sealing type oiling pipe assembly |
| CN110735836A (en) * | 2019-10-24 | 2020-01-31 | 徐州才聚智能科技有限公司 | robot connecting piece with high firmness |
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Application publication date: 20121219 |