WO2020067863A1 - Outil pour assemblage de flasque et d'isolant de ressort dans un système de suspension - Google Patents

Outil pour assemblage de flasque et d'isolant de ressort dans un système de suspension Download PDF

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Publication number
WO2020067863A1
WO2020067863A1 PCT/MX2018/000102 MX2018000102W WO2020067863A1 WO 2020067863 A1 WO2020067863 A1 WO 2020067863A1 MX 2018000102 W MX2018000102 W MX 2018000102W WO 2020067863 A1 WO2020067863 A1 WO 2020067863A1
Authority
WO
WIPO (PCT)
Prior art keywords
spring
plate
insulator
tooling
assembly
Prior art date
Application number
PCT/MX2018/000102
Other languages
English (en)
Spanish (es)
Inventor
Raúl CASILLAS MURILLO
José de Jesús ALFARO GALÁN
Original Assignee
Seerauber Automotive De México, S.A.P.I. De C.V.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Seerauber Automotive De México, S.A.P.I. De C.V. filed Critical Seerauber Automotive De México, S.A.P.I. De C.V.
Publication of WO2020067863A1 publication Critical patent/WO2020067863A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
    • B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
    • B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
    • 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
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32—Details

Definitions

  • the present invention is related to the automotive industry in general, in particular relates to the components of suspension systems of a motor vehicle and more specifically it is oriented to the elements used, specifically a tooling, for coupling and assembly of relevant parts such as a plate and an insulator acting on the retention of the upper end of a spring element of a suspension for a motor vehicle
  • Suspension systems have the purpose of absorbing the impacts produced by the passage of the wheels of a vehicle on various uneven surfaces that automobiles experience on their daily routes; so that the vehicles are intended to be more stable and safe, to have a harmonious and not abrupt rocking and to avoid that the big impacts are transferred to the users.
  • a suspension configuration comprises two main damping components, a gas or oil damper and a wrap-around spring or spring damper.
  • the gas or oil damper consists of a reserve cylinder, a pressure cylinder with a valve that houses a piston with a seal and the piston head.
  • the reserve cylinder comprises an annular base with sound-absorbing rubbers where the lower end of! Shock absorber spring or spring and internally comprises a clamping piece adapted to receive fixing means to be fixed to the mass of the wheel of the! vehicle.
  • the upper end of the reserve cylinder At the upper end of the reserve cylinder the upper end of the piston rod that passes through the center of the enveloping spring or spring is projected and exposed; the upper end of the spring sits on a retaining plate with a noise isolator and this assembly along with the upper end of the stem are configured to fit in an upper area of the chassis of! vehicle.
  • the assembly of the retaining plate of the upper end of the spring or spring and the noise isolator is done manually, since the insulating element comprises a plurality of protruding eyebrows distributed peripherally as means of retaining the outer edge of the plate to achieve the gathering between them.
  • the alternative way to assemble the plate and isolator is with the worker's hands, applying pressure with the fingers and the palm of the hands at the appropriate points of the assembly.
  • the assembly of the plate and insulator with the hands of the operators is a long established process and it has to generate up to 5% of defective and / or damaged assemblies; Additionally, the productivity of the assembly process with the hands is not uniform since it tends to decrease during the production shifts after three to four hours due to the fatigue of the operators. These two factors affect the predictability of the quantities of assemblies available at the end of a workday and increase production costs due to the intensive use of labor and the number of defective assemblies generated.
  • the invention is directed to a tooling specially designed to execute the assembly of a plate and the insulator of a suspension that simulates the correct assembly sequence carried out by a human production operator.
  • Said document Di differs from the invention developed to! be based on a system to achieve the pianitud of several configurations in an assembly by means of tooling and measuring instruments. The above is achieved by reducing the variation in thickness, which generates greater stability in the manufacturing result and therefore of the assembly obtained.
  • Document D2 JP2002111323 A by Ogawa Tsug ⁇ o of September 28, 2000 was also located, which reveals an electronic apparatus to reduce the entire thickness of an electronic device, especially a circulator or insulator, eliminating failures in fixing a housed object and in the assembly of a cover caused by a slight fluctuation in dimension H1.
  • the electronic apparatus where an object is housed in an enclosure where a flange part is formed to the outside of a top opening part and the flange part would be inserted into a lid where a piano roof is provided and a side plate is formed in its final part, so that the housed object is sealed.
  • the side plate of the lid is provided with a claw part comprising a single or a plurality of claws, with an interval.
  • Document D2 differs from the present invention in that an electronic apparatus is described where an object is housed in an enclosure and a flange part is formed around the outside of a top opening section and the flange part is inserted into a lid where a flat roof is provided and a side plate that is formed in its end part; so that the hosted object is sealed.
  • the side plate of the lid is provided with a retaining section comprising a single or a plurality of retaining elements.
  • Document D3 differs from the invention presented in that it corresponds to a development that relates to active heating or cooling of substrates in vacuum processing environments that use thermally conductive mandrels to transfer heat to or from the substrates. These mandrels can be used to support various vacuum processing operations, such as physical vapor deposition (PVD) and chemical vapor deposition (CVD), where the presented invention has applications in the automotive area and does not require of active thermal capacities
  • PVD physical vapor deposition
  • CVD chemical vapor deposition
  • this document D3 corresponds to an invention in which in one or more of its embodiments it improves tool holders that use gas as a means to transfer heat to or from substrates in a vacuum processor, at least partially separating the function of mounting a substrate in a Drill bit body the function of sealing a contiguous space between them.
  • the substrate can be mounted directly against the upper surface of the plate body, which is heated or cooled, to provide a large heat transfer interface; and a separate sealing structure can be used to seal the body of the tool holder to the substrate beyond the immediate interface between the mandrel body and the substrate.
  • the present invention has as its main objective to make available a tooling for plate assembly and spring insulator in a suspension system that allows a constant and uniform assembly even in large production quantities, almost completely eliminating the generation of defective assemblies that constitute a waste at the same time that increase productivity because they avoid the natural fatigue of human operators who repeatedly execute e! same process with the hands.
  • Another objective of the invention is to provide said tooling for plate and spring insulator assembly in a suspension system that is also designed to execute e! assembly of a plate and the isolator simulating the correct assembly sequence carried out by a human production operator.
  • Another objective of the invention is to provide said tooling for assembling the plate and spring insulator in a suspension system, which is also a structure! simple, practical and functional mind.
  • Another objective of the invention is to provide said tooling for plate assembly and spring insulator in a suspension system, which is also easy to manufacture, easy to handle, install and operate to achieve an accurate assembly without damage or defects.
  • the tool for assembling the pipe and spring insulator in a suspension system was designed to execute the assembly of these parts simulating the correct assembly sequence carried out by a production operator (worker).
  • the design and manufacturing materials included in the! Tooling produces a constant and uniform assembly process even in large production quantities, almost completely eliminating the generation of faulty assemblies that constitute waste, while increasing productivity because they avoid the natural fatigue of human operators who repeatedly execute the same process. with. hands.
  • the tooling for the assembly of a plate and spring insulator in a suspension system consists of a mechanical means to carry out the assembly of a plate that supports spring and a spring insulator, and is fundamentally defined of a substantially solid circular body comprising on its upper face a substantially circular cavity with a certain taper towards the center that defines a base bottom and internally comprises a plurality of curved edges spaced from each other with a predetermined peripheral distribution and that define settlement spaces ; wherein the design and distribution of said curved flanges and said spaces are adapted to receive the components of the lower face of the spring insulator that sits on said base bottom; said curved edges spaced from each other, has a lower height than the height of the circular body and defines an internal annular seat track where e!
  • peripheral edge of said spring insulator a positioning stop is fixed above with fixing means on the annular edge of the upper face of the circular body in a required position, e! which projects a hooking eyebrow radially where the peripheral edge of the plate supports the spring that is superimposed on the body of! isolator already seated in the tooling to initiate the engagement of said peripheral edge of the plate in two protruding engagement tabs distributed peripherally on the edge of said insulator, by applying gradual pressure with a press or other tool until the peripheral edge of the base hook on the plurality of protruding hooks of the insulator for the coupling of both parts.
  • a support pin is fixed to the assembly that generates a protruding flange to partially raise the insulator and the overlapping plate giving a certain height and achieve the correct assembly of one flange at a time.
  • Said assembly support pin is positioned on one of the curved edges far from the location area of said positioning stop.
  • the lower face of the circular body that defines the tooling comprises a damping adjustment element that consists of a spring element that is housed in a vertical hole, fixing at its end that is hidden within the hole and It partially protrudes on the underside of the circular body so that when the first flange is assembled by pressure it flexes allowing it to reach a suitable point for the assembly of the last flange.
  • said circular body defining the tooling comprises at least one pair of through-holes from the base bottom of the upper cavity to the lower face of the circular body adapted to receive fixing means to be fixed on a platform Attached to the press or pressure tool to position the tooling immobilize so that it allows an optimal assembly without movement of the pieces during their assembly.
  • Figure 1 illustrates an explosion of a conventional suspension in which e! plate supports spring and e! spring insulator in the upper zone of a suspension system.
  • Figure 2 shows a top perspective view of a spring support plate embodiment.
  • Figure 2a illustrates a bottom perspective view of a spring support plate embodiment.
  • Figure 3 shows a top perspective view of one embodiment of the spring insulator.
  • Figure 3a illustrates a bottom perspective view of one embodiment of the spring insulator.
  • Figure 4 illustrates a conventional perspective view of the plate insulator and spring assembly tooling in a suspension system in accordance with the preferred embodiment of the invention.
  • Figures 4a, 4b and 4c show a top perspective view, a side elevation view and a bottom perspective view, respectively, of the spring insulator and plate assembly tooling in a suspension system in accordance with the preferred embodiment of the invention.
  • Figures 5 and 5a illustrate a conventional perspective view and cross section, respectively, of the spring insulator and plate assembly tooling in a suspension system, showing the placement of the spring insulator in the tool cavity.
  • Figures 8 and 6a illustrate a conventional perspective view and a cross section, respectively, of the tool for assembling the plate and spring insulator in a suspension system, showing the placement of the plate supporting the spring on the spring insulator housed in the cavity of the tooling, in a suitable position to initiate the engagement of the peripheral edge of the plate in two protruding engagement flanges distributed peripherally on the edge of said insulator.
  • Figures 7 and 7a illustrate a conventional perspective view and a cross-section, respectively, of the spring insulator and plate assembly tooling in a suspension system, showing the placement of the spring support plate fully engaged on the housed spring insulator in the tooling cavity, the peripheral edge of the plate being hooked on the plurality of protruding latch tabs peripherally distributed on the edge of said insulator.
  • FIG 1 which shows a suspension conventional (1) comprising two main damping components, a gas or oil damper (2) and a wrap-around spring or spring damper (3);
  • the gas or oil damper (2) consists of a reserve cylinder (4), a pressure cylinder with a valve (not shown, housed inside the reserve cylinder) in which a piston (5) with seal and piston head (not shown).
  • the reserve cylinder comprises an annular base (6) with sound-absorbing rubbers (7) where the lower end of the wrapping spring or spring damper (3) is seated and lowerly comprises a clamping piece (8) adapted to receive means of fixing (9) to fix to the ground of the vehicle wheel (not shown).
  • the upper end of the reserve cylinder (4) the upper end of the stem is projected and exposed
  • (11) comprises a substantially concave upward body defining a peripheral edge (16) and in the center it has a cylindrical sub-projection (17) with a central hole (18) through which the end of! stem (10) and defining a support washer (19); the underside defines a subsurface convex surface (20) adapted to rest on the spring insulator (12).
  • the spring insulator (12) has a disk-shaped configuration that defines a substantially conical central section (21) with a central hole (22) and a peripheral edge (23) comprising in its upper face a plurality of protruding hooking flanges (24) distributed peripherally and on the lower face in said substantially conical central section (21) comprises various elements such as a spring lock (25) and a spring-holding bridge (26) among other components.
  • the tooling for the plate and spring insulator assembly in a suspension system consists of a substantially solid circular body (27) that comprises on its upper face a substantially circular cavity (28) with a certain taper towards the center that defines a base bottom (29) and internally comprises a plurality of curved edges (30) spaced from each other with a predetermined peripheral distribution and that define seating spaces (31) adapted to receive the components [safe spring (25) and a spring grip bridge (26) between other components, see figures 3 and 3 a] on the underside of the spring insulator (12, see figures 3 and 3a) that sits on said base bottom (29); said curved flanges (30) spaced from each other have a lower height than the height of the substantially solid circular body (27) and define an internal annular seat track (32) where the peripheral edge (23) of said spring insulator ( 12); a positioning stop (33) is fixed superiorly with fixing means (34) on the annular edge of the upper face (35) of the substantially solid circular body (27) in
  • a support pin is fixed to the assembly (37) that generates a protruding flange to partially lift the spring insulator (12) and the spring support tip. (11) superimposed giving a certain height to achieve the correct assembly of one flange at a time.
  • Said assembly support pin (37) is positioned on one of the curved flanges (30) away from the location area of said positioning stop (33)
  • the substantially solid circular body (27) On the lower face (38) of the substantially solid circular body (27) defining the tooling, it comprises an adjusting damping element consisting of a spring element (39) that is housed in a vertical bore (40) fixed at its end. which is hidden inside the vertical hole (40) and partially protrudes on the underside (38) of! a circular body that is solid enough (27) so that when the first flange is assembled by pressure it flexes allowing it to reach a suitable point for the assembly of the last flange.
  • Said substantially solid circular body (27) defining the tooling comprises at least one pair of through holes (41) from the base bottom (29) of the substantially circular cavity (28) to the lower face (38) to receive means of Fixation (not shown) to fix on a platform attached to the press or pressure tool (not shown) to position and immobilize the tooling so that it allows an optimal assembly without movement of the pieces during their assembly.
  • Figures 5 and 5a show the placement of the insulator spring (12) that is seated in the circular subsubcial cavity (28) of the substantially solid circular body (27) that defines the tooling, so that said spring insulator (12) is arranged under the coupling eyebrow (36) of the positioning stop (33), exhibiting the plurality of protruding latch tabs (24) that are exposed and at the level of the annular edge of the upper face (35) of the substantially solid circular body (27)
  • the substantially conical central section (21) of said spring insulator (12) rests on the curved surface of said curved edges (30) and the peripheral edge (23) supported on curved edges (30) and on the internal annular seat track (32).
  • the placement of the spring support (11) is shown on the spring insulator (12) housed in the circular subsystem cavity (28) of the tooling, in a suitable position where the peripheral edge (16 ) of the spring support plate (11) is hooked on a first protruding hook tab (24) and positioned below the area of the hook eyebrow (36) of the positioning stop (33) to continue exerting pressure by means of a press or tool applying pressure on the plate supports spring (11) to gradually hook the peripheral edge (16) of! plate supports spring (11) in the rest of the protruding hooking tabs (24) of said spring insulator (12) to finish e! assembly of both pieces.
  • the tooling can be fixed on a platform, plate or similar attached to a hydraulic or pneumatic press or other tool that exerts pressure, with fixing means that pass through the through holes (41) of the substantially solid circular body (27).

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Damping Devices (AREA)

Abstract

L'invention concerne un outil pour assembler un flasque (11) et un isolant de ressort (12) dans un système de suspension, qui est constitué d'un corps (27) comprenant, sur sa face supérieure, une cavité (28) sensiblement circulaire avec une certaine conicité vers le centre et comprend, intérieurement, une pluralité de rebords incurvés (30) qui définissent des espaces d'installation (31) conçus pour la réception et l'installation de la face inférieure de l'isolant de ressort, lesdits rebords incurvés définissant une piste annulaire interne d'installation (32) pour l'installation du bord périphérique de l'isolant. Une butée de positionnement (33) est fixée supérieurement avec des moyens de fixation (34) sur le bord annulaire de la face supérieure du corps circulaire, à partir duquel fait saillie radialement une garniture d'accrochage (36) sur laquelle doit être positionné et accroché le bord périphérique du flasque, pour débuter l'accrochage dudit bord périphérique du flasque par application de pression progressive avec une presse ou autre outil qui accouple le flasque (11) et l'isolant de ressort (12).
PCT/MX2018/000102 2018-09-28 2018-10-02 Outil pour assemblage de flasque et d'isolant de ressort dans un système de suspension WO2020067863A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
MX2018011931 2018-09-28
MXMX/A/2018/011931 2018-09-28

Publications (1)

Publication Number Publication Date
WO2020067863A1 true WO2020067863A1 (fr) 2020-04-02

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PCT/MX2018/000102 WO2020067863A1 (fr) 2018-09-28 2018-10-02 Outil pour assemblage de flasque et d'isolant de ressort dans un système de suspension

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114714061A (zh) * 2022-05-12 2022-07-08 玉环普天单向器有限公司 一种单向器星轮滚柱及弹簧装配用限位装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4009867A (en) * 1976-04-26 1977-03-01 K-D Manufacturing Company Spring compressor
US4977667A (en) * 1988-07-29 1990-12-18 Mazda Motor Corporation Vehicle suspension assembly system
WO2000056504A1 (fr) * 1999-03-19 2000-09-28 Compagnie Generale Des Etablissements Michelin-Michelin & Cie Procede et dispositif de montage precis d'une jambe de force de suspension mac pherson
CN103522054A (zh) * 2012-07-05 2014-01-22 南车青岛四方机车车辆股份有限公司 动车组轴箱弹簧压装装置和方法
US20150314662A1 (en) * 2014-05-02 2015-11-05 MCS Manufacturing, LLC System and method for manufacturing a top mount

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4009867A (en) * 1976-04-26 1977-03-01 K-D Manufacturing Company Spring compressor
US4977667A (en) * 1988-07-29 1990-12-18 Mazda Motor Corporation Vehicle suspension assembly system
WO2000056504A1 (fr) * 1999-03-19 2000-09-28 Compagnie Generale Des Etablissements Michelin-Michelin & Cie Procede et dispositif de montage precis d'une jambe de force de suspension mac pherson
CN103522054A (zh) * 2012-07-05 2014-01-22 南车青岛四方机车车辆股份有限公司 动车组轴箱弹簧压装装置和方法
US20150314662A1 (en) * 2014-05-02 2015-11-05 MCS Manufacturing, LLC System and method for manufacturing a top mount

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114714061A (zh) * 2022-05-12 2022-07-08 玉环普天单向器有限公司 一种单向器星轮滚柱及弹簧装配用限位装置

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