CN106402502A - Double-shock-absorbing structure for automobile pipeline and manufacturing technology of metal fixing sleeve of double-shock-absorbing structure - Google Patents
Double-shock-absorbing structure for automobile pipeline and manufacturing technology of metal fixing sleeve of double-shock-absorbing structure Download PDFInfo
- Publication number
- CN106402502A CN106402502A CN201610397543.0A CN201610397543A CN106402502A CN 106402502 A CN106402502 A CN 106402502A CN 201610397543 A CN201610397543 A CN 201610397543A CN 106402502 A CN106402502 A CN 106402502A
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- Prior art keywords
- fixed cover
- metal fixed
- die
- metal
- punch
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
- F16L3/16—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets with special provision allowing movement of the pipe
- F16L3/20—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets with special provision allowing movement of the pipe allowing movement in transverse direction
- F16L3/205—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets with special provision allowing movement of the pipe allowing movement in transverse direction having supporting springs
- F16L3/2056—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets with special provision allowing movement of the pipe allowing movement in transverse direction having supporting springs the axis of at least one spring being oblique or perpendicular to the direction of the movement of the pipe
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D13/00—Corrugating sheet metal, rods or profiles; Bending sheet metal, rods or profiles into wave form
- B21D13/02—Corrugating sheet metal, rods or profiles; Bending sheet metal, rods or profiles into wave form by pressing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/001—Shaping combined with punching, e.g. stamping and perforating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/002—Processes combined with methods covered by groups B21D1/00 - B21D31/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/08—Dies with different parts for several steps in a process
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J5/00—Methods for forging, hammering, or pressing; Special equipment or accessories therefor
- B21J5/002—Hybrid process, e.g. forging following casting
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F1/00—Springs
- F16F1/36—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers
- F16F1/373—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers characterised by having a particular shape
- F16F1/3732—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers characterised by having a particular shape having an annular or the like shape, e.g. grommet-type resilient mountings
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The invention provides a double-shock-absorbing structure for an automobile pipeline and a manufacturing technology of a metal fixing sleeve of the double-shock-absorbing structure. The double-shock-absorbing structure for the automobile pipeline comprises the metal fixing sleeve formed through stretch forming, a rubber shock-proof sleeve and a bracket. The bracket comprises a nesting portion and a mounting portion which are integrally formed. A vertical kidney-shaped hole is formed in the mounting portion. One of the ends of the kidney-shaped hole is open. The rubber shock-proof sleeve is in an H shape. The middle segment of the rubber shock-proof sleeve is arranged in the kidney-shaped hole. A supporting face is arranged at one end of the metal fixing sleeve, and an end pier head turned edge is formed at the other end of the metal fixing sleeve. The metal fixing sleeve penetrates a center hole of the rubber shock-proof sleeve, and the rubber shock-proof sleeve is pressed on the bracket through the pier head turned edge. The automobile pipeline is simple in mounting structure, mounting is convenient, the influence of vibration on the automobile pipeline in the running process of an automobile is avoided, the metal shock-absorbing sleeve and the rubber shock-proof structure cannot fall off easily in the transportation process, and by means of a stamping process, the production cost and the machining cost of the metal shock-absorbing sleeve can be lowered greatly, and compared with a traditional turning process, the beneficial effects of the stamping process structure are more remarkable.
Description
Technical field
The invention belongs to automobile pipeline supporting construction manufacturing technology field, especially relevant with a kind of automobile pipeline dual shock absorption structure and its metal fixed cover manufacturing process.
Background technology
Automobile pipeline is automobile hydraulic, transmits the pipeline of working fluid in refrigeration system, each several part assembly General Decentralized due to air conditioning for automobiles is arranged on each position of automobile, pipelines of automobile air conditioner is just as human vas, it is responsible for coupling together these scattered parts, so that the automotive air-conditioning system of complete set works in order.Pipelines of automobile air conditioner is generally combined by aluminum pipe, air conditioner rubber pipe and other pipeline fittingses.Because automobile is in the process of moving because vibrations can bring fluctuation to the fluid of automobile pipeline, therefore automobile pipeline is needed to be positioned by the supporting construction with shock-absorbing function and supports, thus clearing up the impact that thump brings to pipeline, but existing automobile pipeline structure is complex, procedure of processing process is also cumbersome, and production cost is also higher.
Content of the invention
For problem present in above-mentioned background technology, the present invention is intended to provide a kind of become to produce simple, good damping effect and become to produce automobile pipeline dual shock absorption structure and its metal fixed cover manufacturing process of low cost.
For this reason, the present invention employs the following technical solutions：Automobile pipeline dual shock absorption structure, it is characterized in that, including the metal fixed cover of drawing and forming, Rubber shockproof set and the support installing automobile pipeline, described support includes the fixed cover of the integrally formed fixing shock-absorbing mounting part for being set with automobile pipeline and is used for support bracket fastened installation portion, installation portion is provided with vertical waist-shaped hole, waist-shaped hole wherein one end open, described Rubber shockproof set is in " work " type, and the interlude of Rubber shockproof set is placed in described waist-shaped hole；One end setting supporting surface of described metal fixed cover, the other end forms end pier nose flange, and metal fixed cover is passed through the centre bore of Rubber shockproof set and by described pier nose flange, Rubber shockproof set is pressed on support；It is locked with automobile support by the centre bore that screw passes through metal fixed cover.
As to the supplement of technique scheme and perfect, automobile pipeline dual shock absorption structure also includes following technical characteristic.
Described support passes through metal material brake forming.
Described Rubber shockproof set passes through elastomeric material integral production molding.
It is provided with the pipeline accommodating chamber of at least one receiving rubber ring, pipeline is fixed on pipeline by rubber ring suit and accommodates intracavity in described fixed cover.
The processing technology of described metal fixed cover, is characterized in that,
Step one：First-selected choose sheet metal and be placed on punch press, material cutting is carried out by Blanking mould to sheet material and becomes disk, and process cylinder boss in disk centrally through the drawing process on Blanking mould；
Step 2：To cylinder boss, multi-drawing is carried out by drawing die to metal fixed cover blank, and reaches use requirement；
Step 3：Pass through leveling mold to metal fixed cover blank supporting surface is flattened；
Step 4：Metal fixed cover blank after leveling is placed on supporting surface trimming and the bottom land punching by cylinder boss to metal fixed cover on edge-cutting and hole-punching mould；
Step 5：Finally by pier nose mould, end pier nose flange is suppressed to metal fixed cover blank cylinder boss bottom, form metal fixed cover finished product.
Blanking mould described in step one includes lower mould and upper mould, lower mould is provided with the chute hole installing for sheet metal, center hole has pusher function simultaneously, chute hole and the die cavity insertion of lower mould, sheet metal is placed in die cavity through chute hole, and the bottom of lower mould is provided for stretching the draw punch of cylinder boss；The punch die of described upper mould is partly rounded, the external diameter of circular die part is more than the external diameter of draw punch, punch die is partly provided with the cylindrical cavity for accommodating cylinder boss, by draw punch stretching, plate stretch is become cylinder boss, the projection of cylinder boss is placed in cylindrical cavity.
The stretching convex die that drawing die described in step 2 is tapered into by external diameter carries out multi-drawing to cylinder boss, stretching convex die the external diameter of the cylinder boss of metal fixed cover blank is gradually drawn little, cylinder boss height gradually draw high.
Edge-cutting and hole-punching mould described in step 4 includes upper die and lower die, the cylindrical cavity accommodating described cylinder boss is formed on lower mould, metal fixed cover is inverted in this cylindrical cavity, the bottom land cooperation of cylinder boss is resisted against cylindrical cavity, and the supporting surface of metal fixed cover is resisted against on the top surface of cylindrical cavity cavity wall；The die sections of described upper mould are divided including trimming punch and piercing punch, described trimming punch is provided with the axis hole accommodating described piercing punch, piercing punch is threaded onto in axis hole and has the drift with the vallecular cavity cooperation of described cylinder boss, trimming punch and piercing punch drive lifting by same drive mechanism, the supporting surface of metal fixed cover is flattened by trimming punch, and the bottom land of circular trough is punched by piercing punch.
Pier nose mould includes upper die and lower die, lower mould is provided with chute, chute is provided with two mutually symmetrical slide blocks, metal fixed cover accommodating chamber is cooperatively formed between slide block, metal fixed cover is placed in metal fixed cover accommodating chamber, step surface is formed on the top of metal fixed cover accommodating chamber, and the top of metal fixed cover passes the step cavity of step surface formation；The die sections of described upper mould are divided including pier nose drift, the bottom of pier nose drift is provided with the aligning punch with the cooperation of metal fixed cover centre bore, form step surface between the bottom of pier nose drift and this aligning punch, the metal fixed cover part passing the step cavity of step surface formation is pressed into by pier nose flange by the step surface of pier nose drift.
Either simplex sequence in the processing technology of above-mentioned metal fixed cover can individually be processed, or using progressive die, each operation can be associated in order complete process.
The present invention can reach following beneficial effect：The automobile pipeline dual shock absorption architecture of the present invention is simple, easy for installation, can improve the stability of automobile pipeline, it is to avoid the impact of automobile pipeline given in the process of moving by automobile due to vibrations.The processing technique of the metal fixed cover of the present invention instead of traditional turning process, by formation finished product is connect to stamping straight to sheet metal, reduce the cost of manufacture of metal fixed cover, and precision is higher with respect to turnery processing, manufacture also simple relative to turning, improve the production efficiency of product.
Brief description
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the schematic side view of the present invention.
Fig. 3 is the structural representation of the Blanking mould of the present invention.
Fig. 4 is the structural representation of the drawing die of the present invention.
Fig. 5 is the leveling mold structural representation of the present invention.
Fig. 6 is the edge-cutting and hole-punching mould structure schematic diagram of the present invention.
Fig. 7 is the structural representation of the pier nose mould of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawings the specific embodiment of the present invention is described in detail.
As shown in Fig. 1～Fig. 2, automobile pipeline dual shock absorption structure includes the metal fixed cover 2 of drawing and forming, Rubber shockproof set 1 and the support 3 installing automobile pipeline, support 3 passes through metal material brake forming, Rubber shockproof set 1 passes through elastomeric material integral production molding, support 3 includes fixed cover 4 and the installation portion for fixed support 3 of the integrally formed fixing shock-absorbing mounting part for being set with automobile pipeline, it is provided with the pipeline accommodating chamber of a receiving rubber ring in fixed cover 4, pipeline 9 passes through rubber ring 8 suit and is fixed on pipeline receiving intracavity, installation portion is provided with vertical waist-shaped hole 7, waist-shaped hole 7 wherein one end open, described Rubber shockproof set 1 is in " work " type, the interlude of Rubber shockproof set 1 is placed in described waist-shaped hole 7；One end setting supporting surface 5 of described metal fixed cover 2, the other end forms end pier nose flange 6, and metal fixed cover 2 is passed through the centre bore of Rubber shockproof set 1 and by described pier nose flange 6, Rubber shockproof set 1 is pressed on support 3；It is locked with automobile support by the centre bore that screw passes through metal fixed cover 2.
The manufacturing process of above-mentioned metal fixed cover is as follows：
Step one：As shown in figure 3, sheet material is placed on and by Blanking mould, sheet material is carried out with material cutting on punch press and become disk, and process cylinder boss in disk centrally through the drawing process on Blanking mould；Blanking mould includes lower mould and upper mould, lower mould is provided with the chute hole installing for sheet metal, center hole has pusher function simultaneously, chute hole and the die cavity insertion of lower mould, sheet metal is placed in die cavity through chute hole, and the bottom of lower mould is provided for stretching the draw punch 10 of cylinder boss；The punch die of described upper mould is partly rounded, the external diameter of circular die part 11 is more than the external diameter of draw punch 10, punch die part 11 is provided with the cylindrical cavity 12 for accommodating cylinder boss, by draw punch stretching, plate stretch is become cylinder boss, the projection of cylinder boss is placed in cylindrical cavity 12.
Step 2：As Fig. 4 shows, to cylinder boss, multi-drawing is carried out by drawing die to metal fixed cover blank, and reaches use requirement；The stretching convex die that drawing die is tapered into by external diameter carries out multi-drawing to cylinder boss, stretching convex die the external diameter of the cylinder boss of metal fixed cover blank is gradually drawn little, cylinder boss height gradually draw high.
Step 3：As shown in figure 5, being flattened to supporting surface 5 by leveling mold to metal fixed cover blank.
Step 4：As shown in fig. 6, metal fixed cover 2 blank after leveling is placed on supporting surface 5 trimming and the bottom land punching by cylinder boss to metal fixed cover 2 on edge-cutting and hole-punching mould；Edge-cutting and hole-punching mould includes upper die and lower die, the cylindrical cavity 13 accommodating described cylinder boss is formed on lower mould, metal fixed cover 2 is inverted in this cylindrical cavity 13, the bottom land cooperation of cylinder boss is resisted against cylindrical cavity 13, and the supporting surface of metal fixed cover 2 is resisted against on the top surface of cylindrical cavity 13 cavity wall；The die sections of upper mould are divided including trimming punch 14 and piercing punch 15, trimming punch 14 is provided with the axis hole accommodating described piercing punch 15, piercing punch 15 is threaded onto in axis hole and has the drift with the vallecular cavity cooperation of cylinder boss, trimming punch 14 and piercing punch 15 drive lifting by same drive mechanism, the supporting surface of metal fixed cover 2 is flattened by trimming punch 14, and the bottom land of circular trough is punched by piercing punch 15.
Step 5：As shown in fig. 7, last suppress end pier nose flange 6 to metal fixed cover blank cylinder boss bottom by pier nose mould, form metal fixed cover 2 finished product.Pier nose mould includes upper die and lower die, lower mould is provided with chute, chute is provided with two mutually symmetrical slide blocks, metal fixed cover accommodating chamber is cooperatively formed between slide block, metal fixed cover 2 is placed in metal fixed cover accommodating chamber, step surface is formed on the top of metal fixed cover accommodating chamber, and the top of metal fixed cover 2 passes the step cavity of step surface formation；The die sections of described upper mould are divided including pier nose drift 17, the bottom of pier nose drift 17 is provided with the aligning punch 16 with the cooperation of metal fixed cover 2 centre bore, form step surface between the bottom of pier nose drift 17 and this aligning punch 16, metal fixed cover 2 part passing the step cavity of step surface formation is pressed into by pier nose flange 6 by the step surface of pier nose drift 17.
Further, the either simplex sequence in the processing technology of above-mentioned metal fixed cover can individually be processed, or using progressive die, each operation can be associated in order complete process.
The advantage of the present invention is as follows：
1. the automobile pipeline mounting structure of the present invention is simple, easy for installation, and damping effect is superior, and automobile in the process of moving due to vibrations impact to automobile pipeline can be greatly reduced.
2. metal shock-absorbing sleeve do not allow in transportation with the structure that Rubber shockproof covers easy to fall off.
3. production cost and the processing cost of metal shock-absorbing sleeve can be greatly lowered using Sheet Metal Forming Technology of the present invention, obvious with traditional turning process comparative advantages.
Claims (10)
1. automobile pipeline dual shock absorption structure it is characterised in that：Described automobile pipeline dual shock absorption structure includes the metal fixed cover of drawing and forming（2）, Rubber shockproof set（1）With the support installing automobile pipeline（3）, described support（3）Fixed cover including the integrally formed fixing shock-absorbing mounting part for being set with automobile pipeline（4）With for fixed support（3）Installation portion, installation portion is provided with vertical waist-shaped hole（7）, waist-shaped hole（7）Wherein one end open, described Rubber shockproof set（1）It is in " work " type, Rubber shockproof set（1）Interlude be placed in described waist-shaped hole（7）Interior；Described metal fixed cover（2）One end setting supporting surface（5）, other end formation end pier nose flange（6）, metal fixed cover（2）Through Rubber shockproof set（1）Centre bore and by described pier nose flange（6）By Rubber shockproof set（1）It is pressed on support（3）On；Metal fixed cover is passed through by screw（2）Centre bore be locked with automobile support.
2. automobile pipeline dual shock absorption structure according to claim 1 it is characterised in that：Described support（3）By metal material brake forming.
3. automobile pipeline dual shock absorption structure according to claim 2 it is characterised in that：Described Rubber shockproof set（1）By elastomeric material integral production molding.
4. automobile pipeline dual shock absorption structure according to claim 3 it is characterised in that：Described fixed cover（4）It is provided with the pipeline accommodating chamber of at least one receiving rubber ring, pipeline（9）By rubber ring（8）Suit is fixed on pipeline and accommodates intracavity.
5. metal fixed cover according to claim 1 processing technology it is characterised in that：
Step one：First-selected choose sheet metal and be placed on punch press, material cutting is carried out by Blanking mould to sheet material and becomes disk, and process cylinder boss in disk centrally through the drawing process on Blanking mould；
Step 2：To cylinder boss, multi-drawing is carried out by drawing die to metal fixed cover blank, and reaches use requirement；
Step 3：Pass through leveling mold to metal fixed cover blank supporting surface (5) is flattened；
Step 4：Metal fixed cover (2) blank after leveling is placed on edge-cutting and hole-punching mould to metal fixed cover（2）Supporting surface（5）Trimming and the bottom land punching by cylinder boss；
Step 5：Finally by pier nose mould, end pier nose flange (6) is suppressed to metal fixed cover blank cylinder boss bottom, form metal fixed cover（2）Finished product.
6. metal fixed cover according to claim 5 processing technology it is characterised in that：Blanking mould described in step one includes lower mould and upper mould, lower mould is provided with the chute hole installing for sheet metal, center hole has pusher function simultaneously, chute hole and the die cavity insertion of lower mould, sheet metal is placed in die cavity through chute hole, and the bottom of lower mould is provided for stretching the draw punch of cylinder boss（10）；The punch die of described upper mould is partly rounded, circular die part（11）External diameter be more than draw punch（10）External diameter, punch die part（11）It is provided with the cylindrical cavity for accommodating cylinder boss（12）, plate stretch is become by cylinder boss by draw punch stretching, the projection of cylinder boss is placed in cylindrical cavity（12）In.
7. metal fixed cover according to claim 5 processing technology it is characterised in that：The stretching convex die that drawing die described in step 2 is tapered into by external diameter carries out multi-drawing to cylinder boss, stretching convex die the external diameter of the cylinder boss of metal fixed cover blank is gradually drawn little, cylinder boss height gradually draw high.
8. metal fixed cover according to claim 5 processing technology it is characterised in that：Edge-cutting and hole-punching mould described in step 4 includes upper die and lower die, and lower mould forms the cylindrical cavity accommodating described cylinder boss（13）, metal fixed cover（2）It is inverted in this cylindrical cavity（13）In, the bottom land cooperation of cylinder boss is resisted against cylindrical cavity（13）, metal fixed cover（2）Supporting surface be resisted against cylindrical cavity（13）On the top surface of cavity wall；The die sections of described upper mould are divided including trimming punch（14）And piercing punch（15）, described trimming punch（14）It is provided with the described piercing punch of receiving（15）Axis hole, piercing punch（15）It is threaded onto in axis hole and there is the drift with the vallecular cavity cooperation of described cylinder boss, trimming punch（14）By metal fixed cover（2）Supporting surface flatten, piercing punch（15）The bottom land of cylinder boss is punched.
9. metal fixed cover according to claim 5 processing technology it is characterised in that：Pier nose mould described in step 5 includes upper die and lower die, and lower mould is provided with chute, and chute is provided with two mutually symmetrical slide blocks, cooperatively forms metal fixed cover accommodating chamber, metal fixed cover between slide block（2）It is placed in metal fixed cover accommodating chamber, step surface, metal fixed cover are formed on the top of metal fixed cover accommodating chamber（2）Top pass step surface formation step cavity；The die sections of described upper mould are divided including pier nose drift（17）, pier nose drift（17）Bottom be provided with and metal fixed cover（2）The aligning punch of centre bore cooperation（16）, pier nose drift（17）Bottom and this aligning punch（16）Between formed step surface, by pier nose drift（17）Step surface will pass step surface formation step cavity metal fixed cover（2）Part is pressed into pier nose flange（6）.
10. metal fixed cover according to claim 5 processing technology it is characterised in that：Either simplex sequence in the processing technology of above-mentioned metal fixed cover can individually be processed, or using progressive die, each operation can be associated in order complete process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610397543.0A CN106402502B (en) | 2016-06-07 | 2016-06-07 | Automobile pipeline dual shock absorption structure and its metal fixing sleeve manufacturing process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610397543.0A CN106402502B (en) | 2016-06-07 | 2016-06-07 | Automobile pipeline dual shock absorption structure and its metal fixing sleeve manufacturing process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106402502A true CN106402502A (en) | 2017-02-15 |
| CN106402502B CN106402502B (en) | 2019-01-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610397543.0A Active CN106402502B (en) | 2016-06-07 | 2016-06-07 | Automobile pipeline dual shock absorption structure and its metal fixing sleeve manufacturing process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106402502B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109527792A (en) * | 2018-12-19 | 2019-03-29 | 深圳市宗匠科技有限公司 | Face washing instrument |
| CN114449820A (en) * | 2021-12-31 | 2022-05-06 | 联想(北京)有限公司 | Electronic device and manufacturing method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2206750A1 (en) * | 1972-02-12 | 1973-08-16 | Daimler Benz Ag | HANGING DEVICE FOR AN EXHAUST PIPE OR AN EXHAUST SILENCER IN MOTOR VEHICLES |
| CN202868084U (en) * | 2012-08-14 | 2013-04-10 | 北京汽车股份有限公司 | Vibration attenuation pipe clamp |
| CN103331575A (en) * | 2013-06-07 | 2013-10-02 | 南通福乐达汽车配件有限公司 | Forming technique of hub with bidirectional cylindrical boss |
| CN104438839A (en) * | 2014-11-19 | 2015-03-25 | 常州恒源钢结构工程有限公司 | Composite die |
| CN204962035U (en) * | 2015-08-25 | 2016-01-13 | 奇瑞汽车股份有限公司 | Novel vehicle air conditioner pipeline pipe clamp |
| CN205663988U (en) * | 2016-06-07 | 2016-10-26 | 新昌县七星街道宏昇机械厂 | Locking bearing structure convenient to pipeline installation |
-
2016
- 2016-06-07 CN CN201610397543.0A patent/CN106402502B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2206750A1 (en) * | 1972-02-12 | 1973-08-16 | Daimler Benz Ag | HANGING DEVICE FOR AN EXHAUST PIPE OR AN EXHAUST SILENCER IN MOTOR VEHICLES |
| CN202868084U (en) * | 2012-08-14 | 2013-04-10 | 北京汽车股份有限公司 | Vibration attenuation pipe clamp |
| CN103331575A (en) * | 2013-06-07 | 2013-10-02 | 南通福乐达汽车配件有限公司 | Forming technique of hub with bidirectional cylindrical boss |
| CN104438839A (en) * | 2014-11-19 | 2015-03-25 | 常州恒源钢结构工程有限公司 | Composite die |
| CN204962035U (en) * | 2015-08-25 | 2016-01-13 | 奇瑞汽车股份有限公司 | Novel vehicle air conditioner pipeline pipe clamp |
| CN205663988U (en) * | 2016-06-07 | 2016-10-26 | 新昌县七星街道宏昇机械厂 | Locking bearing structure convenient to pipeline installation |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109527792A (en) * | 2018-12-19 | 2019-03-29 | 深圳市宗匠科技有限公司 | Face washing instrument |
| CN109527792B (en) * | 2018-12-19 | 2023-11-10 | 深圳市宗匠科技有限公司 | Face washing instrument |
| CN114449820A (en) * | 2021-12-31 | 2022-05-06 | 联想(北京)有限公司 | Electronic device and manufacturing method |
| CN114449820B (en) * | 2021-12-31 | 2023-08-18 | 联想(北京)有限公司 | Electronic equipment and manufacturing method of metal shell |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106402502B (en) | 2019-01-18 |
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