EP0845327B1 - Procédé et dispositif de polissage - Google Patents

Procédé et dispositif de polissage Download PDF

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Publication number
EP0845327B1
EP0845327B1 EP97120302A EP97120302A EP0845327B1 EP 0845327 B1 EP0845327 B1 EP 0845327B1 EP 97120302 A EP97120302 A EP 97120302A EP 97120302 A EP97120302 A EP 97120302A EP 0845327 B1 EP0845327 B1 EP 0845327B1
Authority
EP
European Patent Office
Prior art keywords
buffing
work
receiving container
supporting
supporting arm
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
EP97120302A
Other languages
German (de)
English (en)
Other versions
EP0845327A3 (fr
EP0845327A2 (fr
Inventor
Shuji Kawasaki
Akitaka Matshushita
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BBF Yamate Corp
Original Assignee
BBF Yamate Corp
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
Priority claimed from JP8332865A external-priority patent/JPH10156674A/ja
Priority claimed from JP8332866A external-priority patent/JPH10156700A/ja
Priority claimed from JP8358014A external-priority patent/JPH10193272A/ja
Priority claimed from JP8358015A external-priority patent/JPH10193251A/ja
Priority claimed from JP9047370A external-priority patent/JPH10225859A/ja
Priority claimed from JP9047369A external-priority patent/JPH10225860A/ja
Priority claimed from JP9231778A external-priority patent/JPH1158215A/ja
Priority to EP99107518A priority Critical patent/EP0956926A1/fr
Priority to EP99107517A priority patent/EP0956925A1/fr
Application filed by BBF Yamate Corp filed Critical BBF Yamate Corp
Publication of EP0845327A2 publication Critical patent/EP0845327A2/fr
Publication of EP0845327A3 publication Critical patent/EP0845327A3/fr
Publication of EP0845327B1 publication Critical patent/EP0845327B1/fr
Application granted granted Critical
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B29/00—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B29/00—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents
    • B24B29/02—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular workpieces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B31/00—Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work and/or the abrasive material is loose; Accessories therefor
    • B24B31/003—Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work and/or the abrasive material is loose; Accessories therefor whereby the workpieces are mounted on a holder and are immersed in the abrasive material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B31/00—Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work and/or the abrasive material is loose; Accessories therefor
    • B24B31/06—Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work and/or the abrasive material is loose; Accessories therefor involving oscillating or vibrating containers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B31/00—Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work and/or the abrasive material is loose; Accessories therefor
    • B24B31/06—Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work and/or the abrasive material is loose; Accessories therefor involving oscillating or vibrating containers
    • B24B31/064—Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work and/or the abrasive material is loose; Accessories therefor involving oscillating or vibrating containers the workpieces being fitted on a support
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B31/00—Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work and/or the abrasive material is loose; Accessories therefor
    • B24B31/12—Accessories; Protective equipment or safety devices; Installations for exhaustion of dust or for sound absorption specially adapted for machines covered by group B24B31/00
    • B24B31/14—Abrading-bodies specially designed for tumbling apparatus, e.g. abrading-balls
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B57/00—Devices for feeding, applying, grading or recovering grinding, polishing or lapping agents
    • B24B57/02—Devices for feeding, applying, grading or recovering grinding, polishing or lapping agents for feeding of fluid, sprayed, pulverised, or liquefied grinding, polishing or lapping agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D13/00—Wheels having flexibly-acting working parts, e.g. buffing wheels; Mountings therefor
    • B24D13/20—Mountings for the wheels

Definitions

  • the present invention relates to a barrel buffing apparatus, as per the preamble of claim 1.
  • a barrel buffing apparatus as per the preamble of claim 1.
  • An example of such an apparatus is disclosed by US 3 623 278 A.
  • each work is subjected to buffing by allowing a buffing medium to flow in a buffing medium receiving container while the work is dipped in the buffing medium received in the buffing medium receiving container.
  • US 3623 278 A discloses or suggests an apparatus for abrasively finishing a workpiece, including a grinding medium receiving container having a mass of grinding medium received therein and a work supporting arm, said abrasive medium receiving container includes an upper end opening, said work supporting arm can be rotated about an axis line thereof, and a work can be detouchably attached to the foremost end of the work supporting arm. Said work supporting arm can forwardly and backwardly be displaced in the axial direction and said work supporting arm can turnably be displaced in the horizontal direction.
  • an object of the present invention is to provide an barrel buffing apparatus which assures that an operational efficiency of each barrel buffing operation can be improved.
  • the barrel buffing apparatus is constructed having the features of claim 1.
  • Fig. 1 is a perspective view showing a work supporting unit employable for a barrel buffing apparatus constructed in accordance with an first embodiment of a present invention wherein a work is held in the buffing state
  • Fig. 2 is a perspective view showing the attached/detached state of the work in the barrel buffing apparatus
  • Fig. 3 is an illustrative view showing a forward/backward displacing mechanism for a work supporting arm in the work supporting unit
  • Fig. 4 is an illustrative view showing a rotating mechanism for a reversing plate in the work supporting unit.
  • reference numeral 9B designates a barrel buffing apparatus
  • reference numeral 910 designates a base board for the barrel buffing apparatus 98
  • Reference numeral 920 designates a buffing medium receiving container, and this buffing medium receiving container 920 is mounted on the base board 910.
  • the buffing medium receiving container 920 is designed to exhibit a cylindrical configuration so that it can be rotated about an axis line thereof in the circumferential direction by actuating suitable driving means (not shown).
  • Reference numeral 921 designates a buffing medium, and this buffing medium 921 is received in the buffing medium receiving container 920. All kind of normally available material such as ceramic grain or the like can be used.
  • a wet type buffing process may be used for practicing a buffing method
  • a dry buffing process may be used for practicing the buffing method.
  • Reference numeral 922 designates an upper end opening which is formed at the upper end of the buffing medium receiving container 920, and a work (aluminum Wheel usable for vehicle or the like) W to be described later is dipped in the buffing medium 921 via the upper end opening 922.
  • reference numeral 911 designates a supporting frame, and this supporting frame 911 upright stands on the base board 910.
  • the supporting frame 911 is caused to extend in the upward direction to reach the substantially upper end of the buffing medium receiving container 920.
  • Reference numeral 930 designates a reversing plate, and this reversing plate 930 is turnably mounted on the supporting frame 911 via a rotational shaft 931.
  • This reversing plate 930 can be turned within the range of about 180° on the basis of rotation of the rotational shaft 931 (i.e. within the range defined by the state shown in Fig. 1 and the state shown in Fig. 2).
  • a first driving motor 932 is mounted on the supporting frame 911.
  • Reference numeral 940 designates a supporting bed, and this supporting bed 940 is fixed to the reversing plate 930 via a pair of brackets 941.
  • This supporting plate 940 is mounted on the supporting frame 911 in the forwardly inclined state (it is assumed that the fore end side of a work supporting arm 960 to be described later is represented as a forward direction). It should be noted that the inclination angle of the supporting bed 940 can be adjusted.
  • a slide plate 950 is arranged on the rear surface of the supporting bed 940 so as to move in the forward/backward direction along the inclined surface of the supporting plate 940.
  • This slide plate 950 can be displaced relative to the supporting bed 940 in the forward/backward direction by actuating a bolt/nut mechanism 95.
  • reference numeral 9511 designates a bolt portion in the bolt/nut mechanism 95 arranged on the rear surface of the supporting bed 940
  • reference numeral 9512 designates a pair of nut portions arranged on the slide plate 950.
  • reference numeral 96 designates a work supporting arm, and as shown in Fig. 3, this work supporting arm 960 is caused to project from the slide plate 950.
  • a work (aluminum wheel usable for vehicle or the like) W is detachably attached to the foremost end of the work supporting arm 960 with the aid of an air chuck (not shown) so that the work W is dipped in the buffing medium 821 received in the medium receiving container 920.
  • a third driving motor 961 is mounted on the slide plate 950.
  • the work supporting arm 960 can be rotated about an axis line thereof by transmitting the rotational force of the third driving motor 961 to the work supporting arm 960 in the decelerated state.
  • the work supporting arm 960 can intermittently be rotated in the normal direction as well as in the reverse direction.
  • the reversing plate 930 is arranged outside of the buffing medium receiving container 920 by driving the first driving motor 932, causing the rotational shaft 931 to be rotated (refer to the state as represented by phantom lines in Fig. 4).
  • the fore end part of the work supporting arm 960 assumes an upwardly inclined state. While this state is maintained, an operator places the work W on the foremost end of the supporting arm 960 so as to allow it to be fixed to the supporting arm 960.
  • the reversing plate 30 is located inside of the buffing receiving container 920 by driving the firat driving motor 932, causing the rotational shaft 931 to be rotated, whereby the wheel W is dipped in the buffing medium 921 held in the bufffing medium receiving container 920 in the flowing state.
  • the work supporting arm 960 can fragmentarily be displaced in the vibrative state.
  • the reversing plate 930 is located outside of the buffing medium receiving container 920 by driving the first driving motor 932, causing the rotational shaft 931 to be rotated.
  • the fore end part of the Work supporting arm 960 assumes an upwardly inclined state. While this state is maintained, the operator disconnects the wheel W from the work supporting arm 960, and thereafter, he places a next work on the work supporting shaft 960 so as to allow the next work to be fixed to the work supporting arm 960.
  • each finish buffing medium operation can be achieved at a high efficiency.
  • soft material such as sponge, rubber, soft plastic or the like
  • soft material may be coated on the surface of each hard grain or each hard small block.
  • the coated hard grain or the coated hard small block can be used as a buffing medium of the aforementioned type.
  • surface treatment such as coating, plating, alumite treatment or the like is carried out for the work, All kind of usually available surface treatment is involved in the concept of surface treatment.
  • Fig. 5 shows a barrel buffing apparatus which is a second embodiment of the present invention.
  • reference numeral 88 designates a barrel buffing apparatus
  • reference numeral 860 designates a driving section for driving the barrel buffing apparatus 8B.
  • Reference numeral 861 designates a cylindrical buffing medium receiving container, and this buffing medium receiving container 861 is mounted on the driving section 860.
  • the medium receiving container 861 can be rotated about an axis line of the driving section 860 in the circumferential direction by actuating the driving section 860.
  • Reference numeral 862 designates a buffing medium, and this medium 862 is received in the buffing medium receiving container 861. All kind of usually available buffing medium such as ceramic grain or the like can be employed for the buffing medium 862.
  • a wet type buffing process may be employed for the buffing method, and alternatively, a dry type buffing process may be employed for the buffing method.
  • Reference numeral 863 designates an upper end opening which is formed at the upper end of the buffing medium receiving container, and a work (aluminum wheel usable for vehicle or the like) W to be described later is dipped in the buffing medium 862 via the upper end opening 811.
  • reference numeral 870 designates a base board which is integrated with the driving section 860
  • reference numeral 871 designates a supporting column which upright stands on the base board 870.
  • the supporting column 870 is caused to extend in the upward direction to reach the substantially upper end of the buffing medium receiving container 861.
  • Reference numeral 880 designates an attaching bracket, and this attaching bracket 880 is arranged so as to swing on the supporting column 871. Specifically, the attaching bracket 880 can swing about a point 0 along the vertical surface.
  • Reference numeral 890 designates a supporting bed, and this supporting bed 890 is mounted on the attaching bracket 880 via rotating means 881. With this construction, the supporting bed 890 can swing along the vertical surface together with the attaching bracket 880, and moreover, it can turn or swing about an axis line P by driving the rotating means 881.
  • Reference numeral 891 designates a supporting member, and this supporting member 891 is arranged on the supporting bed 890 in such a manner as to enable it to move in the forward/backward direction.
  • reference numeral 892 designates a supporting arm, and this supporting arm 892 is fitted into the supporting member 891 in such a manner as to enable it to move in the forward/backward direction.
  • Reference character W designates a work (aluminum wheel usable for vehicle or the like), and this work W is attached to the foremost end of the supporting arm 892 via an air chuck 893 so as to allow it to be dipped in the buffing medium 862 received in the buffing medium receiving container 861.
  • the supporting arm 892 is mounted to assume the position where its upper end is located directly above the supporting member 891, and thereafter, it is retracted in the downward direction. While the foregoing state is maintained, the wheel W is fixedly mounted on the upper end of the supporting arm 892 with the aid of the air chuck 893. Thereafter, as shown by phantom lines (two-dot chain lines), the supporting arm 892 is caused to extend in the upward direction.
  • the supporting arm 892 is caused to swing about a point 0 together with the supporting member 892 and the supporting bed 890 along the vertical surface, whereby the Wheel W is dipped in the buffing medium 852 which is held in the flowing state in the buffing medium receiving container 861.
  • the supporting arm 892 can fragmentally be displaced in the vibrative state: After completion of the buffing operation, the supporting arm 892 is caused to swing about the point 0 in the opposite direction together with the supporting bed 890 along the vertical surface, and then, as shown by phantom lines (two-dot chain lines), the supporting arm 892 is held so as to assume the position where the foremost end of the supporting arm 892 is located directly above the supporting member 891. Thereafter, the supporting arm 892 is retracted in the downward direction to assume the state as represented by phantom lines (one-dot chain lines). While the foregoing state is maintained, the wheel W is disconnected from the foremost end of the supporting arm 892. Subsequently, the aforementioned operational steps are repeated.
  • each finish operation can be achieved at a high efficiency.
  • soft material such as sponge, rubber, soft plastic or the like
  • soft material may be coated on the surface of each hard grain or hard small block so as to allow the coated hard grain or the coated hard small block to be used as a medium of the aforementioned type.
  • surface treatment such as coating, plating, alumite treatment or the like is conducted. All kind of normally available material is employable for achieving the surface treatment.
  • an aluminum wheel usable for a vehicle or the like can be noted as a work employable for carrying out the present invention.
  • the present invention should not be limited only to the aluminum wheel as a work but all products each usable as a work are involved in the concept of the work in the present invention.
  • a wet type buffing method or a dry type buffing method for buffing the buffing surface of a work in the presence of a buffing agent is employed as a buffing method in the present invention.
  • the number of buffs usable for carrying out the present invention may be limited only to one.
  • a plurality of buffs may be used for carrying out the present invention.
  • a buff wheel can be noted as one example which represents the buff.
  • an ordinary wet type buffing method and an ordinary dry type buffing method can be employed for practicing the wet type buffing method and the dry type buffing method wherein the surface of a work is subjected to buffing in the presence of a buffing agent fed between the buffing surface of the work and the working surface of the buff wheel.
  • any type of barrel buffing method such as a fluid barrel buffing method, a vibration barrel buffing method or the like can be used as a barrel buffing method.
  • any type of usually used buffing agent such as ceramic grain or the like can be employed as a buffing agent.
  • barrel buffing operation performed as a preliminary step for the dry type buffing step can be used as a so-called rough buffing operation.
  • the barrel buffing operation performed as a preliminary step for the wet type buffing operation exhibits the same operational effect as that of the dry type buffing operation, and therefore, it can be used as a so-called intermediate buffing step.
  • the barrel buffing operation performed as a post-step for the wet type buffing operation exhibits the same operational effect as that of the wet type operation, and therefore, it can be used as a so-called finish buffing step.
  • Fig. 6 shows a barrel buffing apparatus which is not part of the present invention.
  • reference numeral 710 designates a buffing medium receiving container for a barrel buffing apparatus 74.
  • a buffing medium (aggregate) 720 is received in the buffing medium receiving container 710.
  • any kind of usually used buffing medium such as ceramic grain or the like can be employed for the buffing medium 720.
  • Reference numeral 711 designates an upper end opening formed at the upper end of the buffing medium receiving container 710, and the interior of the buffing medium receiving container 710 is communicated with the atmosphere via the upper end opening 711.
  • Reference numeral 712 designates a buffing medium feeding port, and this buffing medium feeding port 712 is formed at the bottom part of the buffing medium receiving container 710.
  • a buffing medium 72 contained in the buffing medium receiving container 710 is caused to naturally fall down via the buffing medium feeding port 712.
  • the intensity of pressure generated by the falling-down of the buffing medium 720 is gradually reduced as the buffing medium 720 is increasingly removed from the buffing medium receiving container 710.
  • Reference numeral 730 designates a guide sleeve, and this guide sleeve 730 is fitted to the bottom part of the buffing medium receiving container 710 in such a manner as to enable the guide sleeve 730 to be rotated.
  • reference numeral 731 designates a trumpet-like sleeve, and this trumpet-like sleeve constitutes a part of the guide sleeve 730 arranged at the lower part of the guide sleeve 730. A function of the guide sleeve 730 will be described later.
  • Reference character W designates an aluminum Wheel usable for a vehicle or the like (corresponding to a "work" in the present invention). This wheel W can be rotated around an axis line 0 while it is vibrated. Incidentally, when the wheel W is rotated, the guide sleeve 730 inclusive of the trumpet-like sleeve 731 is vibratively rotated.
  • the buffing medium 720 When the buffing medium 72 is caused to naturally fall down from the buffing medium receiving container 710 toward the surface of the wheel W while this wheel W is vibratively rotated, the buffing medium 720 continuously reaches the surface of the wheel W via the guide sleeve 730 with any substantial gap between the buffing medium receiving container 710 and the guide sleeve 730.
  • the buffing medium 720 is discharged in the downward direction via a plurality of holes 751 and 752.
  • the intensity of feeding pressure generated by the buffing medium 720 to be fed to the wheel W is reduced as the buffing medium 710 is increasingly removed from the buffing medium receiving container 710.
  • the surface of the wheel W can be subjected to rough buffing, and moreover, the surface of the wheel W can continuously be subjected to intermediate buffing and finish buffing.
  • the buffing medium 720 is returned again to the buffing medium receiving container 710 by using suitable means (not shown). Thereafter, the wheel W is continuously subjected again to rough buffing, intermediate buffing and finish buffing.
  • a practical extent attained by each buffing operation can be changed by adding pressurized air or water so as to allow the buffing medium 720 to be compressed by the pressurized air or water.
  • surface treatment such as coating, plating, alumite treatment or the like is conducted for the wheel W. All kind of usually available surface treatment process is employable for carrying out the foregoing surface treatment.
  • the guide sleeve is arranged between the feeding port of the buffing medium receiving container and the surface of the work, the feeding of the buffing medium to the work can be achieved without any loss.
  • the buffing medium received in the buffing medium receiving container can be compressed by using suitable means (not shown), a practical extent attained by each buffing operation performed for the work can be changed.
  • Fig. 7 shows a barrel buffing apparatus constructed in accordance with a third embodiment of the present invention.
  • reference numeral 78 designates a barrel buffing apparatus
  • reference numeral 760 designates a driving section for driving the barrel buffing apparatus 78
  • Reference numeral 761 designates a cylindrical buffing medium receiving container, and this buffing medium receiving container 761 is mounted on the driving section 760.
  • the buffing medium receiving container 761 can be rotated about an axis line of the driving section 760 in the circumferential direction by actuating the driving section 760.
  • Reference numeral 762 designates a buffing medium, and this buffing medium is received in the buffing medium receiving container 761. All kind of usually usable buffing medium such as ceramic grain or the like can be employed for the buffing medium 762.
  • the buffing method can be practiced in accordance with a wet type buffing process or a dry type buffing process.
  • Reference numeral 763 designates an upper end opening which is formed at the upper end of the buffing medium receiving container, and the work W is dipped in the buffing medium 762 via the upper end opening 763.
  • reference numeral 770 designates a base board which is integrated with the driving section 760
  • reference numeral 771 designates a supporting column which upright stands on the base board 770.
  • the supporting column 771 extends in the upward direction to reach the substantially upper end of the buffing medium receiving container 761.
  • Reference numeral 780 designates an attaching bracket, and this attaching bracket 780 is arranged in such a manner as to swing on the supporting column 771. Specifically, the attaching bracket 780 can swing about a point 0 along the vertical surface.
  • Reference numeral 790 designates a supporting bed, and this supporting bed 790 is mounted on the attaching bracket 780 via rotating means 781. Thus, the supporting bed 790 can swing along the vertical surface together with the attaching bracket 780, and moreover, the supporting bed 790 can turn or swing about an axis line P by driving the rotating means 781.
  • Reference numeral 791 designates a supporting member, and this supporting member 791 is arranged on the supporting bed 790 so as to move in the forward/backward direction.
  • reference numeral 792 designates a supporting arm, and this supporting arm 792 is fitted to the supporting member 791 so as to move in the forward/backward direction relative to the supporting member 791. It should be noted that the forward/backward direction of the supporting arm 792 is coincident with the forward/backward direction of the supporting member 791.
  • Reference character W designates a work (aluminum wheel usable for vehicle), and this work W is mounted on the foremost end of the supporting ram 792 via an air chuck 793, whereby the work W is dipped in the buffing medium 762 received in the buffing medium receiving container 761.
  • the supporting arm 792 is mounted such that the foremost end of the supporting arm 792 is located directly above the supporting arm 792, and thereafter, this supporting arm 792 is retracted in the downward direction. While the foregoing state is maintained, the work W usable for a vehicle or the like is mounted on the foremost end of the supporting arm 792 by actuating the air chuck 793 so that the work W is fixedly mounted on the supporting arm 792 with the aid of the air chuck 793. Thereafter, as shown by phantom lines (two-dot chain lines), the supporting arm 792 is caused to extend in the upward direction.
  • the supporting arm 792 is caused to swing about the point 0 together with the supporting bed 790 along the vertical surface so that the wheel W is dipped in the buffing medium 762 which is held in the flowing state.
  • the supporting arm 792 can fragmentarily be displaced with the swinging state maintained.
  • the supporting arm 792 After completion of the buffing operation, the supporting arm 792 is caused to swing about the point 0 in the opposite direction together with the supporting member 791 and the supporting bed 790 along the vertical surface, the supporting arm 792 is held to assume the upright state with the foremost end thereof located directly above the supporting member 791 as shown by phantom lines (two-dot chain lines), and thereafter, the supporting arm 792 is displaced in the downward direction to assume the state as shown by phantom lines (one-dot chain lines). While the foregoing state is maintained, the wheel W is disconnected from the foremost end of the supporting arm 792. Subsequently, the aforementioned operational steps are repeated.
  • each finish buffing operation can be performed at a high efficiency.
  • soft material such as sponge, rubber, soft plastic or the like
  • soft material may be coated on the surface of each hard grain or hard small block so as to allow it to be used as this kind of buffing medium.
  • surface treatment such as coating, plating, alumite treatment is carried out for the work W. All kind of normally employable surface treatment is involved in the concept of surface treatment as mentioned above.
  • the work W usable for practicing the third embodiment embodiment of the present invention may be a work which is preliminarily subjected to surface treatment, and alternatively, it may be a work which is not subjected to any kind of surface treatment.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
  • Electroplating Methods And Accessories (AREA)

Claims (3)

  1. Appareil de polissage à tambour, dans lequel ledit appareil inclut un conteneur (920) récepteur pour agent de polissage, dans lequel est reçu un agent de polissage (921), et un bras de support de pièce (960), ledit conteneur récepteur pour agent de polissage (920) inclut une ouverture terminale supérieure (922), ledit bras de support de pièce (960) peut être mis en rotation autour d'une ligne axiale de lui-même, et une pièce (W) peut être attachée de manière détachable à l'extrémité la plus antérieure du bras de support de pièce (960), dans lequel :
    ledit bras de support (960) comprend ladite partie d'extrémité la plus antérieure destinée à supporter de manière détachable une pièce (W), et
    une partie d'extrémité postérieure qui est supportée en rotation par un sommier de support (940) monté en rotation sur un châssis de support (911) fixé sur le conteneur récepteur pour agent de polissage (920) via une plaque d'inversion (930), ledit bras de support de pièce peut être déplacé de façon ajustable depuis la position située sensiblement directement au-dessus de ladite ouverture terminale supérieure à l'intérieur de la plage définie par ledit conteneur récepteur pour agent de polissage le long de la surface verticale, et
    un premier moyen d'entraínement (932) est connecté en termes d'entraínement à un arbre rotatif (931) positionné en rotation sur le sommier de support (940) et fixé sur la plaque d'inversion (930),
    caractérisé en ce qu'un second moyen d'entraínement (952) est connecté en termes d'entraínement à une plaque coulissante (950) positionnée en coulissement sur le sommier de support, et des moyens de rotation (961) sont fixés pour faire tourner le bras de support,
    la plaque d'inversion est capable de tourner autour de l'axe longitudinal de l'arbre rotatif (931) entre deux positions finales, telles que dans l'une de ces positions finales la pièce (W) est à l'intérieur du conteneur récepteur pour agent de polissage (920), et dans l'autre desdites deux positions finales la pièce (W) est à l'extérieur du conteneur récepteur pour agent de polissage, et
    la plaque coulissante (950) est ajustable dans la direction du bras de support (960),
    et en ce que le bras de support (960) est capable de rotation via la connexion d'entraínement avec les moyens rotatifs pour faire tourner la pièce (W) lorsqu'elle est plongée dans l'agent de polissage (921) contenu dans le conteneur récepteur pour agent de polissage (920).
  2. Machine de polissage à tambour selon la revendication 1,
    caractérisée en ce que le sommier de support (940) et la plaque réceptrice (930) sont connectés l'un à l'autre par des platines (941), une inclinaison entre ladite plaque réceptrice (930) et le sommier de support (940) étant ajustable.
  3. Machine de polissage à tambour selon l'une ou l'autre des revendications 1 et 2, caractérisée en ce que le conteneur récepteur pour agent de polissage (920) est conçu pour présenter une configuration cylindrique afin d'être supporté sur une plaque de base en rotation autour d'une ligne axiale et en direction circonférentielle par des moyens d'entraínement continus.
EP97120302A 1996-11-27 1997-11-19 Procédé et dispositif de polissage Expired - Lifetime EP0845327B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP99107517A EP0956925A1 (fr) 1996-11-27 1997-11-19 Dispositif de tribofinition
EP99107518A EP0956926A1 (fr) 1996-11-27 1997-11-19 Procédé de polissage

Applications Claiming Priority (21)

Application Number Priority Date Filing Date Title
JP33286596 1996-11-27
JP8332865A JPH10156674A (ja) 1996-11-27 1996-11-27 ワークの研磨方法
JP332866/96 1996-11-27
JP8332866A JPH10156700A (ja) 1996-11-27 1996-11-27 湿式研磨方法
JP332865/96 1996-11-27
JP33286696 1996-11-27
JP8358015A JPH10193251A (ja) 1996-12-31 1996-12-31 バレル研磨装置
JP358014/96 1996-12-31
JP35801496 1996-12-31
JP8358014A JPH10193272A (ja) 1996-12-31 1996-12-31 ワークの研磨装置
JP358015/96 1996-12-31
JP35801596 1996-12-31
JP47369/97 1997-02-14
JP9047369A JPH10225860A (ja) 1997-02-14 1997-02-14 ワークの表面処理方法
JP47370/97 1997-02-14
JP4737097 1997-02-14
JP4736997 1997-02-14
JP9047370A JPH10225859A (ja) 1997-02-14 1997-02-14 バレル研磨装置用ワーク支持装置及び研磨媒体
JP231778/97 1997-08-12
JP23177897 1997-08-12
JP9231778A JPH1158215A (ja) 1997-08-12 1997-08-12 バレル研磨装置用ワーク支持装置およびバレル研磨装置

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP99107517A Division EP0956925A1 (fr) 1996-11-27 1997-11-19 Dispositif de tribofinition
EP99107518A Division EP0956926A1 (fr) 1996-11-27 1997-11-19 Procédé de polissage

Publications (3)

Publication Number Publication Date
EP0845327A2 EP0845327A2 (fr) 1998-06-03
EP0845327A3 EP0845327A3 (fr) 1998-09-30
EP0845327B1 true EP0845327B1 (fr) 2004-07-07

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EP99107517A Withdrawn EP0956925A1 (fr) 1996-11-27 1997-11-19 Dispositif de tribofinition
EP97120302A Expired - Lifetime EP0845327B1 (fr) 1996-11-27 1997-11-19 Procédé et dispositif de polissage
EP99107518A Withdrawn EP0956926A1 (fr) 1996-11-27 1997-11-19 Procédé de polissage

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EP99107517A Withdrawn EP0956925A1 (fr) 1996-11-27 1997-11-19 Dispositif de tribofinition

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Application Number Title Priority Date Filing Date
EP99107518A Withdrawn EP0956926A1 (fr) 1996-11-27 1997-11-19 Procédé de polissage

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EP (3) EP0956925A1 (fr)
KR (2) KR100310583B1 (fr)
CN (1) CN1078835C (fr)
AU (1) AU706377B2 (fr)
BR (1) BR9706040A (fr)
CA (3) CA2220820C (fr)
DE (1) DE69729779T2 (fr)
ES (1) ES2222494T3 (fr)
MY (1) MY123830A (fr)
TR (1) TR199701398A2 (fr)

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CN102211307B (zh) * 2011-06-10 2012-10-03 湖南科技大学 便携式塑料模具随形抛光机的油石自动进给装置

Also Published As

Publication number Publication date
CN1184018A (zh) 1998-06-10
EP0845327A3 (fr) 1998-09-30
KR100318999B1 (ko) 2002-01-04
DE69729779T2 (de) 2005-07-14
MX9709152A (es) 1998-09-30
CA2323335A1 (fr) 1998-05-27
TR199701398A3 (tr) 1999-10-21
TR199701398A2 (xx) 1999-10-21
CA2220820C (fr) 2002-05-07
DE69729779D1 (de) 2004-08-12
EP0956926A1 (fr) 1999-11-17
EP0845327A2 (fr) 1998-06-03
KR19980042849A (ko) 1998-08-17
CA2220820A1 (fr) 1998-05-27
MY123830A (en) 2006-06-30
AU4517097A (en) 1998-06-04
EP0956925A1 (fr) 1999-11-17
AU706377B2 (en) 1999-06-17
BR9706040A (pt) 2001-11-27
CA2323328A1 (fr) 1998-05-27
KR100310583B1 (ko) 2003-03-15
ES2222494T3 (es) 2005-02-01
CN1078835C (zh) 2002-02-06

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