WO2015098492A1 - Dispositif de transport d'éléments du type à vibrations - Google Patents

Dispositif de transport d'éléments du type à vibrations Download PDF

Info

Publication number
WO2015098492A1
WO2015098492A1 PCT/JP2014/082504 JP2014082504W WO2015098492A1 WO 2015098492 A1 WO2015098492 A1 WO 2015098492A1 JP 2014082504 W JP2014082504 W JP 2014082504W WO 2015098492 A1 WO2015098492 A1 WO 2015098492A1
Authority
WO
WIPO (PCT)
Prior art keywords
vibration
base
spring
component conveying
vibrating body
Prior art date
Application number
PCT/JP2014/082504
Other languages
English (en)
Japanese (ja)
Inventor
浩氣 向井
昌良 松島
Original Assignee
Ntn株式会社
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 Ntn株式会社 filed Critical Ntn株式会社
Publication of WO2015098492A1 publication Critical patent/WO2015098492A1/fr

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G27/00—Jigging conveyors
    • B65G27/10—Applications of devices for generating or transmitting jigging movements
    • B65G27/28—Applications of devices for generating or transmitting jigging movements with provision for dynamic balancing
    • B65G27/30—Applications of devices for generating or transmitting jigging movements with provision for dynamic balancing by means of an oppositely-moving mass, e.g. a second conveyor

Definitions

  • the present invention relates to a vibration type component conveying apparatus that conveys a component linearly by vibrating a component conveying member such as a trough by an excitation force generated by an excitation mechanism.
  • An oscillating component conveying device (hereinafter also simply referred to as “component conveying device”) includes an upper vibrating body to which a component conveying member such as a trough having a linear component conveying path is attached, and a base installed on the floor. Are connected by an elastic member such as a leaf spring in an inclined posture, and the component conveying member is vibrated in the component conveying direction and the vertical direction by the excitation force generated by the excitation mechanism, so that the component is linearly almost horizontal. There is something to transport.
  • vibration is also generated in the base due to the reaction force of the vibration of the component conveying member and the upper vibrating body, and the vibration propagates to the floor, and other components installed on the same floor May affect the operation of the device. Therefore, normally, as a measure against vibration propagation, a counter vibrating body connected to the base by another elastic member is provided, and the counter vibrating body is vibrated in an opposite phase to the upper vibrating body by an excitation mechanism, thereby This counteracts the reaction force acting on the base and suppresses the vibration of the base, and suppresses the propagation of vibration from the base to the floor by connecting the base and the base fixed to the floor with an anti-vibration spring. In many cases.
  • the component conveying device includes a trough (component conveying member) 51 having a linear component conveying path 51a, an upper vibrating body 52 to which the trough 51 is attached, and a rectangular frame shape surrounding (not contacting) the upper vibrating body 52.
  • a counter vibrating body 53, an upper vibrating body 52 and a base 54 disposed below the counter vibrating body 53 are provided, and the upper vibrating body 52 and the base 54 are connected to a first leaf spring (first elastic member).
  • FIG. 55 the counter vibrating body 53 and the base 54 are respectively connected by a second leaf spring (second elastic member) 56, and the upper vibrating body 52 and the counter vibrating body 53 and the base 54 are vibrated.
  • a mechanism 57 is provided, and the base 54 is connected to a base portion 59 fixed to a floor surface by a vibration isolating spring 58.
  • the bolts for fixing the first and second leaf springs 55 and 56 and the vibration isolating spring 58 are not shown.
  • the trough 51, the upper vibrating body 52, and the counter vibrating body 53 are symmetrical with respect to a vertical plane that passes through the center in the width direction of the entire apparatus.
  • the first leaf spring 55 is arranged in a posture inclined in the component conveying direction so as to be paired at the central position in the width direction of the entire apparatus so as to be paired upstream and downstream (front and rear) in the component conveying direction.
  • the second leaf spring 56 is disposed in a position inclined in the opposite direction to the first leaf spring 55 at a position sandwiching the first leaf spring 55 in the width direction of the entire apparatus.
  • the anti-vibration springs 58 are arranged so as to extend in the vertical direction as a pair of front and rear.
  • the vibration mechanism 57 includes an electromagnet 60 installed on the base 54 and a movable iron core 61 attached to the upper vibrating body 52 and the counter vibrating body 53 so as to face each other in the component conveying direction with the electromagnet 60 interposed therebetween. 62, and vibrations having opposite phases to each other are applied to both vibrators 52 and 53.
  • the component conveying direction is the X direction
  • the direction orthogonal to the X direction in the horizontal plane is the Y direction
  • the vertical direction is the Z direction (hereinafter the same)
  • the examples of FIGS. The component conveying device in which the X direction position and the Z direction position of the center of gravity G1 of the upper vibrating body 52 (including the trough 51 and the movable iron core 61) and the center of gravity G2 of the counter vibrating body 53 (including the movable iron core 62) are shifted is shown. Yes.
  • the center of gravity G obtained by combining the centers of gravity G1 and G2 of the vibrating bodies 52 and 53 is located on the downstream side of the center position of the front and rear vibration isolation springs 58. This is because, in general, it is difficult to make the centroids of both vibrators coincide, or to set the centroid obtained by synthesizing the centroids of both vibrators to a predetermined position.
  • the center of gravity G1 and G2 of the vibrating bodies 52 and 53 do not coincide with each other in the Z direction, so that suction generated between the electromagnet 60 and each of the movable iron cores 61 and 62 is generated.
  • a moment of force is applied to the center of gravity G1 and G2 of both vibrators 52 and 53 by force, the rotational moment obtained by combining the two moments of force, that is, the center of gravity G1 and G2 of both vibrators 52 and 53 is synthesized.
  • a moment of force around the center of gravity G is applied to the base 54.
  • the directions of the forces F1 and F2 acting on the front and rear anti-vibration springs 58 by the moment of force around the center of gravity G are the first in the projected position of the center of gravity G in the XZ plane and in the front and rear in the component transport direction.
  • the force (component force of F1 and F2) acting in the bending direction (plate thickness direction) by the front and rear anti-vibration springs 58 is different, resulting in a difference in bending amount, and the base 54 has a difference in the X direction and the Z direction.
  • a rotational motion that is, a so-called pitching motion in the XZ plane is generated. Then, this pitching motion is also generated in the trough 51 via the first leaf spring 55, so that the parts conveyance in the trough 51 becomes unstable.
  • Patent Document 1 in a vibration type component conveying apparatus that conveys components linearly as in the conventional example shown in FIGS. 4 and 5, a base portion and a movable portion (on the bases in FIGS. 4 and 5). Are connected by a plurality of vibration-proof springs whose inclination angles in the front-rear direction can be adjusted, and by adjusting the inclination angles of these vibration-proof springs, the component conveying member is prevented from pitching. Is said to be possible.
  • Patent Document 1 does not show a specific method for adjusting the inclination angle of the anti-vibration spring, and it is unclear how to adjust the pitching motion of the component conveying member. Therefore, when actually adjusting the angle of inclination of the anti-vibration springs, adjustments are made with trial and error in the absence of an adjustment standard as a guide for a plurality of anti-vibration springs, which makes the adjustment work very complicated. Become. The size and shape of the component conveying member varies depending on the component to be conveyed and its purpose of conveyance, and the mass and center of gravity of the upper vibrating body and counter vibrating body differ accordingly. Even if the adjustment result of the inclination angle is applied to another component conveying device, the pitching motion of the component conveying member cannot be effectively suppressed, and as a result, complicated adjustment work involving trial and error is required for each device. .
  • an object of the present invention is to enable the pitching movement of the component conveying member to be effectively suppressed without performing complicated adjustment work in the vibration type component conveying apparatus that conveys the components linearly.
  • the present invention provides a component conveying member having a linear component conveying path, an upper vibrating body to which the component conveying member is attached, a counter vibrating body provided in parallel with the upper vibrating body, A base disposed below the upper vibrating body and the counter vibrating body, a first elastic member for connecting the upper vibrating body and the base, and a second for connecting the counter vibrating body and the base.
  • An elastic member, an excitation mechanism that applies vibrations having opposite phases to the upper vibrating body and the counter vibrating body, and an anti-vibration spring that connects the base and a base portion fixed to a floor surface are provided.
  • the vibration-proof springs are arranged in an inclined posture on the upstream side and the downstream side (front and rear) in the component conveyance direction (X direction), and the inclination direction of each vibration-proof spring is the component conveyance direction.
  • Parallel vertical plane (composed of X and Z directions) XZ plane), any point between the projection positions of the respective bending points on the base side of the first and second elastic members on the upstream side and the downstream side in the component transport direction
  • each vibration isolation spring acts by the moment of the force around the center of gravity of the entire component arranged above the base.
  • the direction of the force is a point between the projected position of the center of gravity in the XZ plane and the projected positions of the respective bending points on the base side of the first and second elastic members before and after the parts conveying direction.
  • the direction of the force is perpendicular to the straight line connecting the two, and the inclination direction of each anti-vibration spring is made to substantially coincide with the direction of the force, thereby reducing the difference in bending amount between the front and rear anti-vibration springs. It was made possible to suppress the pitching movement.
  • one end of the anti-vibration spring is rotatably attached to one member of the base and the base, and other than the anti-vibration spring.
  • An attachment portion having a long hole is provided at an end portion, and the attachment portion is screwed to the other member of the base and the base portion by a screw member passed through the long hole, or the base and It is possible to adopt a structure in which a replaceable spacer having a spring mounting surface inclined at a predetermined angle is interposed between the base portion and the vibration-proof spring.
  • the vibration type component conveying apparatus is configured so that the front and rear vibration isolating springs are tilted in the XZ plane on the base side of the first and second elastic members before and after the component conveying direction.
  • the direction perpendicular to the straight line connecting the arbitrary point between the projected positions of the respective bending points in the center and the projected position of the center of gravity of the entire component placed above the base Since the difference in the bending amount of the vibration spring is reduced, the pitching motion of the component conveying member can be effectively suppressed, and stable component conveyance can be performed.
  • each anti-vibration spring is determined from the bending position on the base side of each elastic member and the position of the center of gravity of the entire part above the base, so that complicated installation work involving trial and error is required for installation. do not do.
  • FIG. 1 Front view of the component conveying apparatus of the first embodiment
  • FIG. 1 Front view of component conveying apparatus of second embodiment
  • Front view of conventional parts conveyor Right side view of FIG.
  • the component conveying device includes a trough (component conveying member) 1 having a linear component conveying path 1a, an upper vibrating body 2 to which the trough 1 is attached, and a rectangular frame surrounding (not contacting) the upper vibrating body 2.
  • the base vibrator 4 disposed below the counter vibrator 3, and the top vibrator 2 and the base 4 are connected to a first leaf spring (first elasticity).
  • the counter vibrating body 3 and the base 4 are respectively connected by a second leaf spring (second elastic member) 6, and the upper vibrating body 2, the counter vibrating body 3, and the base 4 are connected to each other.
  • a vibration mechanism 7 is provided, and the base 4 is connected to a base portion 9 fixed to the floor surface by a vibration-proof spring 8.
  • the vibration bodies 2, 3 are connected by a vibration force generated by the vibration mechanism 7.
  • the component on the component conveyance path 1a of the trough 1 is conveyed by vibrating.
  • the bolts for fixing the first and second leaf springs 5 and 6 are not shown.
  • the trough 1, the upper vibrating body 2 and the counter vibrating body 3 are symmetrical with respect to a vertical plane (XZ plane) passing through the center in the width direction (Y direction) of the entire apparatus.
  • the first leaf springs 5 are arranged in a pair of front and rear at the center position in the Y direction in a posture inclined in the component conveyance direction (X direction), and are positioned so as to sandwich the front and rear first leaf springs 5 in the Y direction.
  • the second leaf spring 6 is arranged in a posture inclined in the opposite direction to the first leaf spring 5.
  • the vibration mechanism 7 is a movable unit attached to the upper vibrating body 2 and the counter vibrating body 3 so as to face the electromagnet 10 installed on the base 4 in the component conveying direction (X direction) with the electromagnet 10 interposed therebetween. It consists of iron cores 11 and 12. A predetermined gap is formed between the electromagnet 10 and each of the movable iron cores 11 and 12, and an energizing force is generated between the electromagnet 10 and each of the movable iron cores 11 and 12 by energizing the electromagnet 10. As a result, vibrations having opposite phases to each other are applied to both vibrators 2 and 3.
  • a pair of front and rear anti-vibration springs 8 are inclined in a reverse C shape (front anti-vibration springs) in a vertical plane (XZ plane) parallel to the component conveying direction. 8 is inclined forward and the rear vibration isolating spring 8 is inclined rearward), and the respective inclination angles can be adjusted.
  • each of the anti-vibration springs 8 has a support portion 8a that protrudes toward the center of the apparatus in the X direction at the lower end of both side edges, and an arcuate attachment that protrudes toward the center of the apparatus in the X direction at the upper end.
  • Each has a portion 8b, and the attachment portion 8b is provided with a long hole 8c extending in an arc shape.
  • the support portion 8a is rotatably attached to the base portion 9, and the attachment portion 8b is screwed to the base 4 by a bolt (screw member) 13 that is passed through the elongated hole 8c of the attachment portion 8b.
  • the inclination angle can be adjusted by loosening the bolt 13 and rotating it around the support portion 8a.
  • the inclination angle of the front and rear anti-vibration springs 8 is such that the inclination direction of each of the bending points A1 and A2 on the base 4 side of the first leaf spring 5 is respectively in the XZ plane and in the front and rear in the component conveying direction.
  • the anti-vibration spring 8 on the downstream side has a direction perpendicular to the straight line L1 that connects the projection position of the bending point B1 of the second leaf spring 6 and the projection position of the center of gravity G.
  • the upstream anti-vibration spring 8 is oriented in a direction perpendicular to the straight line L2 connecting the projection position of the bending point A2 of the first leaf spring 5 and the projection position of the center of gravity G (the angle ⁇ formed with the vertical line). ) Is shown in the case of adjustment.
  • the center of gravity G of the entire component above the base 4 is obtained by combining the center of gravity G1 of the upper vibrator 2 (including the trough 1 and the movable iron core 11) and the center of gravity G2 of the counter vibrator 3 (including the movable iron core 12) in advance. I ask for it.
  • the directions of the forces F1 and F2 acting on the vibration isolation springs 8 by the moment of the force around the center of gravity G are in the XZ plane.
  • the directions of the forces F1 and F2 acting on the vibration spring 8 can be made substantially coincident.
  • each vibration isolation spring 8 is uniquely determined from the connection position to the base 4 and the position of the center of gravity G, and therefore the adjustment of the inclination angle of the vibration isolation spring 8 is extremely easy.
  • the above-described anti-vibration spring 8 is configured such that the lower end side support portion 8a is rotatably attached to the base portion 9, and the upper end side attachment portion 8b is a bolt 13 passed through the elongated hole 8c. Although it was screwed to the base 4, the mounting structures on the upper end side and the lower end side of the anti-vibration spring can be reversed.
  • FIG. 3 shows a second embodiment. This embodiment is based on the first embodiment, and changes the means for making it possible to adjust the inclination angle of the anti-vibration spring.
  • the bolts for fixing the first and second leaf springs 5 and 6 are not shown.
  • a flat anti-vibration spring 14 having no protrusion is used, and the upper end and the lower end of the anti-vibration spring 14 are set at a predetermined angle.
  • the spacer 15 is sandwiched between a pair of spacers 15 each having an inclined spring mounting surface 15 a, and is integrally screwed to the base 4 and the base portion 9 with bolts 16.
  • the spacer 15 can be replaced simply by removing the bolt 16, and the inclination angle of the anti-vibration spring 14 can be adjusted by replacing the spacer 15 with one having a different inclination angle of the spring mounting surface 15a.
  • the projection positions of the bending points A1 and A2 on the base 4 side of the first leaf spring 5 in the XZ plane and in the front and rear directions of the component conveyance direction are set as the spacers 15 in the XZ plane.
  • a spring having an inclination angle in a direction perpendicular to a straight line connecting an arbitrary point between the projected positions of the bending points B1 and B2 on the base 4 side of the second leaf spring 6 and the projected position of the center of gravity G By using what has the attachment surface 15a, the pitching motion of the trough 1 can be suppressed and stable component conveyance can be performed similarly to 1st Embodiment.
  • FIG. 3 also shows an example in which the downstream side anti-vibration spring 8 is adjusted to be perpendicular to the straight line L1 and the upstream side anti-vibration spring 8 is oriented to be perpendicular to the straight line L2, as in FIG. ing.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jigging Conveyors (AREA)

Abstract

Selon l'invention, des ressorts d'amortissement des vibrations (8) qui couplent une plate-forme de base (4) et une partie de base (9) sont disposés selon une posture inclinée sur le côté amont et le côté aval, respectivement, d'une direction de transport d'éléments. La direction d'inclinaison de chaque ressort d'amortissement des vibrations (8) se trouve le long d'une direction perpendiculaire à une ligne droite qui relie, à l'intérieur d'un plan vertical (plan X – Z) parallèle à la direction de transport d'éléments (direction X), et à l'avant ou à l'arrière dans la direction de transport d'éléments: un point discrétionnaire situé entre des positions de saillie de point de courbure respectifs, sur le côté de la plate-forme de base (4), de premier et second ressorts à lame (5, 6) ; et une position de saillie du centre de gravité (G) de la totalité de l'élément située au-dessus de la plate-forme de base (4).
PCT/JP2014/082504 2013-12-24 2014-12-09 Dispositif de transport d'éléments du type à vibrations WO2015098492A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2013-265034 2013-12-24
JP2013265034A JP2015120575A (ja) 2013-12-24 2013-12-24 振動式部品搬送装置

Publications (1)

Publication Number Publication Date
WO2015098492A1 true WO2015098492A1 (fr) 2015-07-02

Family

ID=53478357

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2014/082504 WO2015098492A1 (fr) 2013-12-24 2014-12-09 Dispositif de transport d'éléments du type à vibrations

Country Status (2)

Country Link
JP (1) JP2015120575A (fr)
WO (1) WO2015098492A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109160223A (zh) * 2018-08-30 2019-01-08 芜湖金光汽车配件有限责任公司 一种汽车内饰板用运载平台
CN113173386A (zh) * 2020-01-08 2021-07-27 昕芙旎雅有限公司 振动输送装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02204210A (ja) * 1989-02-03 1990-08-14 Shinko Electric Co Ltd 直線振動フィーダ
JPH03106711A (ja) * 1989-09-20 1991-05-07 Shinko Electric Co Ltd 直線型振動フィーダ
JP2012066931A (ja) * 2010-09-27 2012-04-05 Sinfonia Technology Co Ltd 部品供給装置
JP2014169142A (ja) * 2013-03-01 2014-09-18 Daishin:Kk 振動式搬送装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02204210A (ja) * 1989-02-03 1990-08-14 Shinko Electric Co Ltd 直線振動フィーダ
JPH03106711A (ja) * 1989-09-20 1991-05-07 Shinko Electric Co Ltd 直線型振動フィーダ
JP2012066931A (ja) * 2010-09-27 2012-04-05 Sinfonia Technology Co Ltd 部品供給装置
JP2014169142A (ja) * 2013-03-01 2014-09-18 Daishin:Kk 振動式搬送装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109160223A (zh) * 2018-08-30 2019-01-08 芜湖金光汽车配件有限责任公司 一种汽车内饰板用运载平台
CN113173386A (zh) * 2020-01-08 2021-07-27 昕芙旎雅有限公司 振动输送装置

Also Published As

Publication number Publication date
JP2015120575A (ja) 2015-07-02

Similar Documents

Publication Publication Date Title
TWI457264B (zh) Vibrating conveyor
TWI516427B (zh) 元件供給裝置
WO2014163105A1 (fr) Dispositif vibrant de transport de composants
JP2015101430A (ja) ワーク搬送装置
WO2015098492A1 (fr) Dispositif de transport d'éléments du type à vibrations
JP5739463B2 (ja) 振動式搬送装置
JP5070651B2 (ja) リニアフィーダ
JP5996895B2 (ja) 振動式部品搬送装置
WO2016043106A1 (fr) Dispositif de transport de composants du type à vibrations
JP6041730B2 (ja) 振動式部品搬送装置
TW201208959A (en) Vibrating parts feeder
KR101498425B1 (ko) 진동식 반송장치
TWI526378B (zh) Vibrating conveyor
KR102018933B1 (ko) 진동식 부품 반송 장치
JP2011006174A (ja) 振動式部品供給装置
TW201739680A (zh) 物品搬運裝置
JP6163343B2 (ja) 振動式部品搬送装置
JP6267940B2 (ja) 振動式部品搬送装置
TW201532919A (zh) 振動式零件搬送裝置
KR101498421B1 (ko) 진동식 반송 장치
JP6049244B2 (ja) パーツフィーダの駆動装置
JP2015016965A (ja) 振動式部品搬送装置
JP2002274632A (ja) リニアフィーダ
JP5973254B2 (ja) 振動式部品搬送装置
JP2021109721A (ja) 振動搬送装置

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 14875686

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 14875686

Country of ref document: EP

Kind code of ref document: A1