WO2013048009A2 - 자동차 현가장치용 수축 튜브 제조장치 및 이를 이용한 수축 튜브 제조방법 - Google Patents
자동차 현가장치용 수축 튜브 제조장치 및 이를 이용한 수축 튜브 제조방법 Download PDFInfo
- Publication number
- WO2013048009A2 WO2013048009A2 PCT/KR2012/006575 KR2012006575W WO2013048009A2 WO 2013048009 A2 WO2013048009 A2 WO 2013048009A2 KR 2012006575 W KR2012006575 W KR 2012006575W WO 2013048009 A2 WO2013048009 A2 WO 2013048009A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- tube
- lower molds
- heat
- core member
- coupled
- Prior art date
Links
- 239000000725 suspension Substances 0.000 title claims abstract description 27
- 238000004519 manufacturing process Methods 0.000 title claims description 22
- 238000003780 insertion Methods 0.000 claims abstract description 4
- 230000037431 insertion Effects 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 19
- 230000008878 coupling Effects 0.000 claims description 9
- 238000010168 coupling process Methods 0.000 claims description 9
- 238000005859 coupling reaction Methods 0.000 claims description 9
- 239000002654 heat shrinkable material Substances 0.000 claims description 7
- 230000000295 complement effect Effects 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 claims description 3
- 238000005304 joining Methods 0.000 claims description 3
- 239000002994 raw material Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 5
- 239000011248 coating agent Substances 0.000 description 6
- 238000000576 coating method Methods 0.000 description 6
- 239000000853 adhesive Substances 0.000 description 5
- 230000001070 adhesive effect Effects 0.000 description 5
- 238000000926 separation method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G11/00—Resilient suspensions characterised by arrangement, location or kind of springs
- B60G11/14—Resilient suspensions characterised by arrangement, location or kind of springs having helical, spiral or coil springs only
-
- 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
- B21D53/00—Making other particular articles
- B21D53/88—Making other particular articles other parts for vehicles, e.g. cowlings, mudguards
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G11/00—Resilient suspensions characterised by arrangement, location or kind of springs
- B60G11/14—Resilient suspensions characterised by arrangement, location or kind of springs having helical, spiral or coil springs only
- B60G11/15—Coil springs resisting deflection by winding up
-
- 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
- F16F1/02—Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
- F16F1/024—Covers or coatings therefor
-
- 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
- F16F1/02—Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
- F16F1/04—Wound springs
-
- 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
- F16F1/02—Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
- F16F1/04—Wound springs
- F16F1/12—Attachments or mountings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
- B60G2202/10—Type of spring
- B60G2202/12—Wound spring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2206/00—Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
- B60G2206/01—Constructional features of suspension elements, e.g. arms, dampers, springs
- B60G2206/40—Constructional features of dampers and/or springs
- B60G2206/42—Springs
Definitions
- the present invention relates to a tube that is inserted / coupled to the surface of the spring used in the vehicle suspension, more specifically, the material of the tube has a heat shrinkable material, the shrinkage that can produce a spiral tube using a mold
- the present invention relates to a tube manufacturing apparatus and a shrink tube manufacturing method using the same.
- a spiral coil spring is used in a suspension device to absorb a shock caused by driving of the vehicle, thereby protecting the vehicle body and maintaining a comfortable ride of the occupant.
- a coil spring body As a suspension device, the use of such a coil spring improves the riding comfort compared to a vehicle using a leaf spring, but there are also some structural problems.
- the coil spring is fixed by the upper and lower mounting plates between the mount connected to the axle housing and the mount on the frame to operate elastically.
- the coil spring is excessively tensioned and As it contracts, frictional interference can occur between adjacent springs.
- the surface of the coil spring is coated with synthetic rubber or resin coating.
- the coil spring was impregnated with a resin or a rubber solution or the like, or the coil spring was put into a separately prepared coating, and then used by bonding them with an adhesive or the like.
- the present invention has been made in view of the above problems, can be in close contact with the coil spring and the sheath, the heat shrink tube, heat shrink tube manufacturing apparatus for automobile suspension with improved structure to simplify the manufacturing process and the same It is an object of the present invention to provide a heat shrink tube manufacturing method.
- Heat shrink tube according to the present invention for achieving the above object is provided in a shape corresponding to the spring to be inserted and coupled to the vehicle suspension coil spring provided in a spiral shape, the diameter larger than the diameter of the spring It is formed to have a, is inserted and coupled to the spring, it is formed of a material that shrinks when the volume is applied, it is characterized in that it is in close contact with the spring by applying heat after being coupled to the spring.
- Heat shrink tube manufacturing apparatus for automobile suspension the upper and lower molds are provided to be separated up and down, and has an opening through which a tube formed of a heat shrinkable material can pass through both ends;
- an end block coupled to both ends of the core member to close openings formed at both ends of the upper and lower molds, and an end block having an outlet flow in and out of the tube into and into the upper and lower molds.
- the upper and lower molds have protrusions and protrusion insertion grooves provided at complementary positions of the upper and lower molds to guide the upper and lower coupling positions.
- the upper and lower molds include a fixing unit for fixing the upper and lower molds at the upper and lower coupling positions, and the fixing units may include hooks and hook hooks that are complementary to the upper and lower molds. .
- the end block preferably has an arc-shaped slit having an inner angle of between 180 degrees and 200 degrees, centered on an imaginary circle having a diameter larger than the diameter of the core member so that the tube can enter and exit.
- it may further include a guide pin coupled to the mold pinhole formed in the upper mold through the block through hole formed through the end block so as to be coupled to the correct position of the upper and lower molds.
- the end blocks and the core member are preferably coupled using a fastening member.
- a method for manufacturing a heat shrinkable tube for a vehicle suspension includes: forming a tube, which is a raw material of a heat shrinkable tube, using a heat shrinkable material; Winding the drawn tube along a tube seating groove provided in the core member to form a spiral shape; Arranging the core member wound around the tube so as to correspond to the spiral grooves provided in the upper and lower molds, and joining the upper and lower molds; Fixing both ends of the upper and lower molds with end blocks; Passing hot steam into the wound tube to expand it; And separating the upper and lower molds and the end block, and cutting the spiral shaped heat shrinkable tube for the vehicle suspension.
- the operator can easily insert the heat-shrink tube into the coil spring for automobile suspension, and after the coupling can heat the coil spring to closely contact the coil spring and the heat shrink tube, according to the process simplification Productivity improvement can be expected.
- FIG. 1 is a view showing an example of a heat shrinkable tube manufacturing apparatus for automobile suspension according to the present invention
- FIG. 1 is an exploded perspective view of FIG. 1;
- 3 and 4 are cross-sectional views schematically showing a process of producing a heat shrink tube using the heat shrink tube manufacturing apparatus of FIG.
- FIG. 5 is a perspective view showing the diameter (D) of the heat shrinkable tube for automobile suspension according to the present invention.
- FIG. 6 is a flowchart schematically illustrating a method for manufacturing a heat shrinkable tube for a vehicle suspension according to the present invention.
- Heat shrink tube according to the present invention is to be inserted and coupled to the vehicle suspension coil spring provided in a spiral shape, is formed to have a diameter larger than the diameter of the spring, is inserted and coupled to the spring, when applying heat
- the volume is made of a material that shrinks, and is coupled to the spring, it is characterized in that it is in close contact with the spring by applying heat.
- Heat-shrink tubes configured in this way are difficult to produce in a general manner. That is, when the material is heated, it contracts, and if it does not form a shape in the process of forming the tube, even if the finished tube is bent into a spiral shape, the bent portion is bent or damaged, the coil spring of the automobile suspension It is difficult to make it correspond to the shape of
- the heat shrinkable tube for automobile suspension according to the present invention as shown in Figures 1 and 2, by using a mold that can be separated up and down, to form a tube in a spiral shape.
- the heat shrinkable tube manufacturing apparatus for automobile suspension includes upper and lower molds 10, 20, grooves 11, 21, a core member 30, and an end block 40. .
- the upper and lower molds 10 and 20 are coupled to each other so as to be separated up and down, and when combined, grooves 11 and 21 are provided in the inner space so as to have a shape corresponding to the shape of the coil spring for the automobile.
- the upper and lower molds 10 and 20 are preferably provided with a casting capable of withstanding high temperature and high pressure, and the projections for guiding the coupling position on the surface of the upper and lower molds 10 and 20 facing each other. It is preferable that the projection receiving grooves 12 and 22 are provided complementarily.
- the heat shrink tube having a spiral coil spring shape is formed by the upper and lower molds 10 and 20, when the engaging positions of the upper and lower molds 10 and 20 are displaced, This is because a process error such as the shape of the heat shrinkable tube 1 formed therein may be distorted.
- the grooves 11 and 21 are diameters D of the coil spring-shaped heat-shrink tube to be produced so that inner spaces of the coil springs may be provided when the upper and lower molds 10 and 20 are coupled to each other. It is preferable that the semi-circular groove having a width corresponding to is formed to have a constant pitch interval. To this end, as shown in Figs. 3 and 4, each of the grooves 11, 21 are arranged to be spaced apart by the pitch interval.
- the width of the grooves (11) 21 is preferably formed to be somewhat larger than the diameter (D) of the tube, because it is necessary to take into account the thickness of the heat shrink tube (1). That is, if the width of the groove is formed to be the same as the diameter (D) of the heat shrink tube to be produced, an error equal to the thickness of the heat shrink tube (1) occurs, thereby obtaining a heat shrink tube having a diameter smaller than the designed one. Because.
- the width of the grooves 11 and 21 may vary depending on the diameter D of the tube 1 used. If the diameter of the tube 1 is large, the thickness effect of the tube 1 will not be so great, but if the diameter of the tube 1 is small, the thickness effect of the tube 1 is very large, Tolerance moving shall define the width of the groove.
- the upper and lower mold 10, 20 using a predetermined fixing unit 50, it should maintain a state coupled up and down. That is, when the fixing unit 50 is not provided, the coupling of the upper and lower molds 10 and 20 may be released during the process of spraying high temperature and high pressure steam into the tube to be described later.
- the core member 30 is provided in a cylindrical shape, disposed in a position corresponding to the grooves 11 and 21, and a tube seating groove portion 31 in which the tube 1 is wound in a spiral shape corresponding to the spring. It is formed on the outer circumferential surface thereof.
- the tube seating groove 31 is provided to have a diameter corresponding to the grooves 11 and 21, and a cylindrical space formed by a combination of the grooves 11 and 21 and the tube seating groove 31. This becomes the outer shape of the heat shrink tube, so that a heat shrink tube having a shape corresponding to the spiral coil spring can be produced.
- the tube seating groove 31 is preferably spaced apart a predetermined interval, such as the groove 11, 21, this interval is provided so that the groove 11, 21 have the same value as the spaced apart from each other. do.
- the tube seating groove part 31 is wound with a tube 1 formed of a heat shrinkable material in advance, wherein the diameter of the tube 1 is smaller than the diameter of the heat shrinkable tube 1 inserted into the coil spring. It is formed to have a size.
- the tube 1 wound on the tube seating groove 31 is then hot and steamed after the mold is completely sealed and fixed by the combination of the upper and lower molds 10 and 20 and the end block 40 to be described later. Passed through the interior space and in the process of expansion, a heat shrink tube 1 having the required diameter is made.
- the upper and lower molds 10 and 20 include a fixing unit 50 for fixing the upper and lower molds 10 and 20 at the upper and lower coupling positions, and the fixing unit 50 includes the upper side. And hooks and hook catching portions 51 and 52 that are complementarily installed in the lower molds 10 and 20.
- the fixing unit 50 may be provided in various forms, in addition to the above-described configuration, for example, using the electromagnet, when the upper and lower molds 10, 20 are coupled to each other, the current Any configuration can be applied as long as it is configured to prevent separation of the upper and lower molds 10 and 20, such as a configuration that prevents the separation and the separation thereof.
- An end block 40 is coupled to both ends of the core member 30 to close openings formed at both ends of the upper and lower molds 10 and 20, and the tube 1 is inside the upper and lower molds. It has the inflow and outflow grooves 11 and 21 into and out of the furnace.
- the end block 40 is for fixing the core member 30 to the center of the upper and lower molds 10 and 20, and the core member 30 is fixedly coupled to the center, and the upper and It is also fastened and fixed to each of the upper and lower molds 10 and 20 at the coupling position of the lower molds 10 and 20.
- the end block 40 has an arc shape having an internal angle between 180 degrees and 200 degrees with a virtual circle having a diameter larger than the diameter of the core member 30 so that the tube 1 can enter and exit. It is preferable to have the slit 43.
- a block through hole 45 is formed in the end block 40 so that the core member 30 fixed to the end block 40 can be always disposed at a predetermined position, and the upper mold 10 and / or Alternatively, a mold pinhole 15 having a size corresponding to that of the block through hole 45 is provided at a position facing the block through hole 45 of the lower mold 20 to penetrate the block through hole 45. It is preferable that the end further includes a guide pin 46 coupled to the mold pinhole 15.
- the drawn tube 1 is wound along the tube seating groove 31 provided in the core member 30 and prepared in a spiral shape so as to have a shape corresponding to that of the coil spring for automobile suspension (S20). ).
- the core member 30 When the tube is wound around the core member 30, the core member 30 is disposed to correspond to the spiral grooves provided in the upper and lower molds 10 and 20, and the upper and lower molds are joined. It is fixed by the fixing unit 50 (S30).
- end block 40 coupled to both ends of the core member 30 is fixedly coupled to each of the upper and lower molds 10 and 20 or at least one mold using a fastening member such as a bolt. (S40).
- the hot steam is passed through the wound tube to expand the tube (1).
- the tube 1 is expanded by hot steam while the outer portion of the tube 1 is the groove 11 and 21 of the upper and lower molds 10 and 20 and the tube of the core member 30. While in close contact with the seating groove 31, the shape of the tube 1 is completed (S50).
- the operator can easily insert the heat-shrinkable tube into the coil spring for automobile suspension, and can heat the coiled spring to closely contact the coiled spring and the heat-shrinkable tube after joining, thus improving productivity according to the process simplification. Can be.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Springs (AREA)
- Vehicle Body Suspensions (AREA)
- Wire Processing (AREA)
- Fluid-Damping Devices (AREA)
Abstract
Description
Claims (7)
- 상하 분리가능하게 마련되며, 양 끝단에 열 수축성 재질로 형성된 튜브가 통과할 수 있는 개구부를 가지는 상측 및 하측 금형;상기 상측 및 하측 금형 내부에 마련되며, 상기 상측 및 하측 금형의 결합시, 자동차 현가장치용 스프링의 형상과 대응되는 스파이럴 형상의 홈;원통형으로 마련되어, 상기 홈과 대응되는 위치에 배치되며, 상기 튜브가 상기 스프링과 대응되는 스파이럴 형상으로 감기는 튜브 안착홈부가 외주면에 형성되는 코어 부재; 및상기 코어 부재의 양단에 결합되어, 상기 상측 및 하측 금형의 양단에 형성된 개구부를 폐쇄하며, 상기 튜브가 상기 상측 및 하측 금형 내부로 진출입되는 유출입 홈을 가지는 엔드 블럭;을 포함하며,상기 코어 부재에 권취된 튜브 내부에 뜨거운 스팀을 통과시겨 상기 튜브를 열 팽창시켜 자동차 현가장치용 스프링에 끼울 수 있는 스파이럴 형상의 수축 튜브를 제조하는 것을 특징으로 하는 열 수축 튜브 제조장치.
- 제 1 항에 있어서,상기 상측 및 하측 금형은,상하 결합위치를 가이드 할 수 있도록, 상기 상측 및 하측 금형의 상보적인 위치에 마련된 돌기 및 돌기 삽입홈을 가지는 것을 특징으로 하는 열 수축 튜브 제조장치.
- 제 2 항에 있어서,상기 상측 및 하측 금형은,상하 결합위치에서 상기 상측 및 하측 금형을 고정하는 고정유닛을 포함하며,상기 고정유닛은, 상기 상측 및 하측 금형에 상보적으로 설치되는 후크 및 후크 걸림부를 포함하는 것을 특징으로 하는 열 수축 튜브 제조장치.
- 제 1 항에 있어서,상기 엔드 블럭은,상기 튜브가 진출입될 수 있도록 상기 코어 부재의 지름보다 큰 지름을 가지는 가상의 원을 중심으로 가지며, 180도 내지 200도 사이의 내각을 가지는 호형 슬릿을 가지는 것을 특징으로 하는 열 수축 튜브 제조장치.
- 제 4 항에 있어서,상기 상측 및 하측 금형의 정확한 위치에 결합될 수 있도록, 상기 엔드 블럭에 관통 형성된 블럭 관통홀을 통과하여, 상기 상측 금형에 형성된 금형 핀홀에 결합되는 가이드 핀을 더 포함하는 것을 특징으로 하는 열 수축 튜브 제조장치.
- 제 5 항에 있어서,상기 엔드 블럭들과 상기 코어 부재는 체결부재를 이용하여 결합된 것을 특징으로 하는 열 수축 튜브 제조장치.
- 열 수축성 재질을 이용하여, 열 수축 튜브의 원재료가 되는 튜브를 인발 성형하는 단계;인발 성형된 튜브를 코어 부재에 마련된 튜브 안착 홈부를 따라 권취하여 스파이럴 모양을 형성하는 단계;튜브가 권취된 상기 코어 부재를 상측 및 하측 금형에 마련된 스파이럴 형상의 홈부에 대응되도록 배치하고, 상기 상측 및 하측 금형을 결합하는 단계;상기 상측 및 하측 금형의 양단부를 엔드 블럭으로 고정하는 단계;상기 권취된 튜브 내측으로 핫 스팀을 통과시켜 팽창시키는 단계; 및상기 상부 및 하부 금형과, 엔드 블럭을 분리하고, 생성된 자동차 현가장치용 스파이럴 형상의 열 수축 튜브를 절단하는 단계;를 포함하는 것을 특징으로 하는 열 수축 튜브 제조방법.
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA2850108A CA2850108A1 (en) | 2011-09-30 | 2012-08-17 | Vehicle-suspension shrinkable-tube producing device and a shrinkable-tube production method using same |
EP12837129.1A EP2762336A4 (en) | 2011-09-30 | 2012-08-17 | DEVICE FOR PRODUCING A SHRUSKABLE VEHICLE HANGING TUBE AND METHOD FOR PRODUCING A SHRINKABLE TUBE THEREWITH |
MX2014003821A MX2014003821A (es) | 2011-09-30 | 2012-08-17 | Dispositivo de produccion de un tubo contractil para la suspension de un vehiculo y un metodo de producion de un tubo contractil que utiliza el mismo. |
JP2014533182A JP5774231B2 (ja) | 2011-09-30 | 2012-08-17 | 自動車懸架装置用収縮チューブの製造装置及びこれを用いた収縮チューブの製造方法 |
BR112014007415A BR112014007415A2 (pt) | 2011-09-30 | 2012-08-17 | aparelho para fabricação de um tubo termorretrátil, e, método de fabricação de um tubo termorretrátil para suspensão de veículo |
US14/347,068 US20140225302A1 (en) | 2011-09-30 | 2012-08-17 | Vehicle-suspension shrinkable-tube producing device and a shrinkable-tube production method using same |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2011-0099933 | 2011-09-30 | ||
KR1020110099933A KR101104696B1 (ko) | 2011-09-30 | 2011-09-30 | 자동차 현가장치용 수축 튜브 제조장치 및 이를 이용한 수축 튜브 제조방법 |
Publications (2)
Publication Number | Publication Date |
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WO2013048009A2 true WO2013048009A2 (ko) | 2013-04-04 |
WO2013048009A3 WO2013048009A3 (ko) | 2013-05-23 |
Family
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Application Number | Title | Priority Date | Filing Date |
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PCT/KR2012/006575 WO2013048009A2 (ko) | 2011-09-30 | 2012-08-17 | 자동차 현가장치용 수축 튜브 제조장치 및 이를 이용한 수축 튜브 제조방법 |
Country Status (10)
Country | Link |
---|---|
US (1) | US20140225302A1 (ko) |
EP (1) | EP2762336A4 (ko) |
JP (1) | JP5774231B2 (ko) |
KR (1) | KR101104696B1 (ko) |
CN (1) | CN103029292B (ko) |
BR (1) | BR112014007415A2 (ko) |
CA (1) | CA2850108A1 (ko) |
MX (1) | MX2014003821A (ko) |
TW (1) | TW201313447A (ko) |
WO (1) | WO2013048009A2 (ko) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101706540B1 (ko) * | 2015-07-09 | 2017-02-16 | 김수종 | 튜브 성형장치 |
KR101715282B1 (ko) * | 2015-07-13 | 2017-03-16 | (주) 동양이화 | 코일스프링 보호튜브 및 그 제조방법 |
KR101629785B1 (ko) * | 2015-08-31 | 2016-06-13 | 주식회사 한경콤포넌트 무역 | 코일 스프링 보호용 열수축 튜브 제조방법 및 제조장치 |
KR101724609B1 (ko) * | 2015-09-11 | 2017-04-07 | (주) 동양이화 | 나선형 열수축 튜브의 제조장치 및 방법 |
KR101780871B1 (ko) * | 2015-12-10 | 2017-09-22 | 김수종 | 튜브 성형장치 |
KR101725951B1 (ko) * | 2016-06-21 | 2017-04-11 | 신영호 | 차량용 현가장치의 코일스프링 보호튜브 제조방법 |
CN108501646A (zh) * | 2017-02-27 | 2018-09-07 | 江苏风速电动车有限公司 | 一种汽车复合悬架系统 |
US10625448B2 (en) * | 2017-12-05 | 2020-04-21 | The Boeing Company | Curved heat shrink tubing and methods of making the same |
US11545302B2 (en) * | 2020-01-24 | 2023-01-03 | Tokyo Electron Limited | Mold for forming a radio frequency (RF) coil for a plasma processing apparatus |
JP7332560B2 (ja) * | 2020-09-25 | 2023-08-23 | トヨタ自動車株式会社 | リアサスペンションとそのコイルスプリング |
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KR940001897Y1 (ko) | 1991-09-20 | 1994-03-26 | 이원식 | 자동차 현가장치 스프링보호용 튜브 |
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JPS5138267A (ja) * | 1974-09-30 | 1976-03-30 | Masuya Tetsukosho Jugen | Igurumiseikeisochi |
JPS5259681A (en) * | 1975-11-11 | 1977-05-17 | Nishinippon Elec Wire Cable | Method of manufacturing thermal contractive tube |
JPS5363477A (en) * | 1976-11-17 | 1978-06-06 | Hitachi Cable | Production of heat shrinkable tube |
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JPS60245843A (ja) * | 1984-05-21 | 1985-12-05 | Nhk Spring Co Ltd | 被覆コイルばね |
JPH01120447A (ja) * | 1987-11-02 | 1989-05-12 | Nippon Steel Corp | 熱収縮性樹脂管被覆金属コイルばね |
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JPH0629816U (ja) * | 1992-09-28 | 1994-04-19 | 藤倉ゴム工業株式会社 | 成形用金型の芯ずれ防止構造 |
JPH07108620A (ja) * | 1993-10-09 | 1995-04-25 | Toho Rayon Co Ltd | コイルスプリング成形型 |
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US20100252971A1 (en) * | 2009-04-02 | 2010-10-07 | Dong Yang Physical & Chemical | Protective tube for coil spring of vehicle suspension device |
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2011
- 2011-09-30 KR KR1020110099933A patent/KR101104696B1/ko active Active
-
2012
- 2012-08-17 CA CA2850108A patent/CA2850108A1/en not_active Abandoned
- 2012-08-17 EP EP12837129.1A patent/EP2762336A4/en not_active Withdrawn
- 2012-08-17 JP JP2014533182A patent/JP5774231B2/ja not_active Expired - Fee Related
- 2012-08-17 MX MX2014003821A patent/MX2014003821A/es not_active Application Discontinuation
- 2012-08-17 US US14/347,068 patent/US20140225302A1/en not_active Abandoned
- 2012-08-17 BR BR112014007415A patent/BR112014007415A2/pt not_active IP Right Cessation
- 2012-08-17 WO PCT/KR2012/006575 patent/WO2013048009A2/ko active Application Filing
- 2012-08-31 CN CN201210317769.7A patent/CN103029292B/zh not_active Expired - Fee Related
- 2012-08-31 TW TW101131900A patent/TW201313447A/zh unknown
Patent Citations (1)
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KR940001897Y1 (ko) | 1991-09-20 | 1994-03-26 | 이원식 | 자동차 현가장치 스프링보호용 튜브 |
Also Published As
Publication number | Publication date |
---|---|
US20140225302A1 (en) | 2014-08-14 |
CN103029292A (zh) | 2013-04-10 |
JP5774231B2 (ja) | 2015-09-09 |
JP2014530130A (ja) | 2014-11-17 |
KR101104696B1 (ko) | 2012-01-17 |
CN103029292B (zh) | 2016-01-06 |
WO2013048009A3 (ko) | 2013-05-23 |
CA2850108A1 (en) | 2013-04-04 |
TW201313447A (zh) | 2013-04-01 |
EP2762336A4 (en) | 2015-03-11 |
BR112014007415A2 (pt) | 2017-04-04 |
EP2762336A2 (en) | 2014-08-06 |
MX2014003821A (es) | 2014-05-21 |
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