JP6640051B2 - Vibration isolation support using non-linear vibration isolation elastic body - Google Patents

Description

  The present invention relates to an anti-vibration support using a non-linear anti-vibration elastic body (product name “ball damper”; registered trademark of the present applicant), and more particularly, to assembling with a simple structure and a minimum number of parts. The present invention relates to an anti-vibration support using a non-linear anti-vibration elastic body capable of improving the performance and reducing the assembly cost.

  Conventionally, for example, a vibration isolating support using a non-linear vibration isolating elastic body (hereinafter referred to as "ball damper") shown in FIGS. 4 and 5 for vibration isolation of various machines, optical instruments, precision instruments, and the like. Utensils are known.

  A conventional ball damper 51 of this type and an anti-vibration support 101 using the ball damper 51 will be described with reference to FIGS. 4, 5, 15 to 18.

  A conventional ball damper 51 and an anti-vibration support 101 using the ball damper 51 are shown in FIG. 4 in the form of an external appearance, and are shown in FIG. It is configured to be stacked on a three-dimensional structure.

  That is, in this case, a metal lower plate 111 is attached to the lower surface of the first-stage (lowest-stage) ball damper 51, and a metal-made lower plate 111 is provided between the first-stage ball damper 51 and the second-stage ball damper 51. The middle cover 121 is attached. Similarly, the metal middle cover 121 is attached between the second-stage ball damper 51 and the third-stage (uppermost) ball damper 51, and the third-stage ball damper 51 is attached. And a metal upper plate 141 in which a metal upper cover 131 and a nut 143 with a washer 142 are integrated.

  Then, the lower plate 111 is placed on a floor surface (not shown), and a bolt 144 is screwed into a nut 143 projecting upward from the upper plate 141. Further, the anti-vibration support 101 is attached using an accessory (not shown). Is interposed between the floor surface and a leg portion of, for example, a machine or the like so as to perform vibration isolation of the machine or the like.

  As shown in FIG. 4 and FIG. 5, the ball damper 51 includes six hemispherical elastic bulging contact portions 53 arranged vertically symmetrically on the outer periphery of an annular elastic body 52 having an annular shape and a substantially circular cross section. Arranged in a concentric circular arrangement and at intervals of 60 degrees, a position between the upper elastic bulging contact portions 53 of the annular elastic body 52, and a lower elastic bulging contact of the annular elastic body 52 on the lower side. From the position between the parts 53, three upper mounting projections 54a and three lower mounting projections 54b are respectively provided at intervals of 120 degrees and shifted in the vertical direction by 60 degrees to protrude in the center direction. Each of the upper mounting protrusions 54a and the lower mounting protrusions 54b is provided with a total of three connection pin holes 55a concentrically arranged with respect to the center.

  On the spherical surface of each elastic bulging contact portion 53, a circular concavo-convex portion 53a is formed concentrically.

  Next, a specific structure example of the upper plate 141 in which the lower plate 111, the middle cover 121, the upper cover 131, and the nut 143 with the washer 142 are integrated will be described with reference to FIGS.

  As shown in FIG. 16, the lower plate 111 includes a disk-shaped plate substrate 112, and the lower mounting protrusions 54b of the lowermost ball damper 51 are connected to the upper surface of the plate substrate 112. The three straight connecting pins 113 are attached at intervals of 120 degrees with respect to the center corresponding to the pin holes 55a, and are concentrically arranged so as to project upward in a parallel arrangement by welding or the like. At the center, a cylindrical boss 114 projecting upward is integrally provided.

  As shown in FIG. 17, the middle cover 121 integrally forms a disk-shaped cover substrate 122 and a circular peripheral wall cover piece 122a that protrudes downward over the entire outer peripheral portion of the cover substrate 122, and has a center at the center. A hole 124 is provided, and an inner cover body 123 having a circular dish shape facing downward as a whole is provided.

  On the upper surface of the cover substrate 122, three concentric arrangements are provided at intervals of 120 degrees with respect to the center, corresponding to the connection pin holes 55a of the lower mounting projections 54b of the upper ball damper 51. The straight connecting pins 123a project upward in a parallel arrangement by welding or the like, and are formed on the lower surface of the cover substrate 122 so as to correspond to the connecting pin extraction holes 55a of the upper mounting projections 54a of the lower ball damper 51. It is configured by projecting three straight connecting pins 123b in a parallel arrangement downward by welding or the like at an interval of 120 degrees with respect to the center and in a concentric arrangement.

  The upper plate 141 in which the upper cover 131 and the nut 143 with the washer 142 are integrated is configured as shown in FIG.

  That is, as shown in FIG. 18, the upper cover 131 includes a disk-shaped cover substrate 132 and an upper cover main body 133 having a circular dish shape over the entire outer peripheral portion of the cover substrate 132.

  A center hole 134 is provided in the center of the cover substrate 132.

  On the lower surface of the cover substrate 132, three concentric arrangements are provided at 120-degree intervals with respect to the center, corresponding to the respective connection pin holes 55a of the upper mounting projections 54a of the lower ball damper 51. The straight connection pin 135 is projected downward in a parallel arrangement by welding or the like.

  The upper plate 141 includes a disk-shaped plate substrate 142 having a smaller diameter than the cover substrate 132 of the upper cover 131, and has a center hole 142a at the center thereof.

  The plate substrate 142 is attached concentrically to the upper surface of the cover substrate 132 of the upper cover 131 in a state of being concentrically arranged, for example, by spot welding or the like in close contact.

  In the drawing, the spot welded portions are indicated by circles.

  Further, a nut 143 with a washer 145 shown in FIG. 18 is attached to the center of the upper plate 141 in a state of being concentric with the center hole 134 and the center hole 142a by means of spot welding or the like in close contact. I have.

  Then, from the lower side of the upper cover 131, a bolt 144 penetrates through the center hole 134 and the center hole 142 a, and is projected upward in a state of being screwed into the nut 143. FIG. 18 shows only a part of the bolt 144.

  However, in the case of each component group for assembling the anti-vibration device 101 using, for example, three ball dampers 51 in the related art, the lower plate 111, the middle cover 121, and the upper cover 131 are connected to the straight connection pins. 113, the straight connecting pins 123a, 123b, and the straight connecting pin 133 must be fixed to the plate substrate 112, the cover substrate 122, and the cover substrate 132 by means such as welding, respectively, and the upper plate 141 is fixed to the upper cover 131. In addition, welding of the nut 143 with the washer 142 to the upper plate 141 also requires a welding process, so that the number of components required for assembly is large, and the production of each component itself is complicated, and the structure is complicated. Was.

  In the case of the above-described conventional parts groups for assembling the anti-vibration support 101 using, for example, three ball dampers 51, the lower plate 111, the middle cover 121, and the upper cover 131 include the respective ball dampers 51. The straight connecting pin 113, the straight connecting pins 123a, 123b, and the straight connecting pin 133 are made to penetrate through the respective connecting pin holes 55a provided in the above, and fitting stoppers (not shown) are respectively fitted to their distal ends. By doing so, the three ball dampers 51 are integrally assembled, and the assembling process is extremely complicated.

  In Patent Literature 1, a ball damper having a structure similar to that of the above-described ball damper 51 has a three-dimensional structure, and uses the same components as those of the above-described lower plate 111, middle cover 121, and upper cover 131, and further includes straight connection. An anti-vibration support 101 which is a ball damper 51 integrally formed using a pin and a stopper is disclosed.

  However, even in the case of the anti-vibration support 101 using the ball damper 51 of Patent Document 1, the same problem as in the above-described related art is included.

Registered Utility Model No. 3020927

  The present invention is based on the above-mentioned prior art and the technology of Patent Document 1, and improves these components to improve the assemblability and reduce the assembling cost with each component having a simple structure and a small number of components. An object of the present invention is to provide an anti-vibration support 1 using a damper 51.

The anti-vibration support 1 using the ball damper 51 of the present invention has a plurality of hemispherical elastic bulging contact portions arranged concentrically in a vertically symmetric arrangement on the outer peripheral portion of an annular elastic body having a substantially circular cross section. And at a predetermined interval, from the position between the upper elastic swelling contact portions of the annular elastic body and the position between the lower elastic swelling contact portions of the annular elastic body. A plurality of upper mounting protrusions and lower mounting protrusions are respectively provided at equal intervals and vertically displaced so as to protrude toward the center, and the upper mounting protrusions and the lower mounting protrusions are respectively provided. An anti-vibration support device 1 comprising a plurality of ball dampers 51, each of which is provided with a connecting pin hole 55a concentrically disposed about the center of each piece, and a plurality of the ball dampers 51, which are provided between the stacked ball dampers 51. a cover body 31 to place the stack The cover body 31 is arranged on the upper surface of a plurality of ball dampers (non-linear vibration-proof elastic bodies) 51 positioned at the uppermost stage, and is integrally fastened to the upper surface of the cover body with the cover body. The upper plate 41 disposed on the lower surface of the cover body 31 is inserted into three connection hole holes 55a provided on the upper mounting protrusions 54a of the stacked ball dampers 51. And a total of three connection pin holes 55a provided on the upper surface of the cover body 31 and provided on the lower mounting projections 54b of the stacked ball dampers 51. And three connecting pins 6 for lamination, which are configured so as to be detachable so as to be inserted through the connecting pin 6.

According to the invention as set forth in claims 1 to 3, not only when assembling using a single ball damper 51, but also in particular, an anti-vibration support device 1 using two or more ball dampers 51 in a stacked state is used. When laminating and assembling, each component has a simpler structure as compared with the conventional example, and the ball damper 51 can be easily and easily used with a small number of parts as a single ball-damper 51 or a plurality of laminated ball-dampers 51. 1 can be assembled, the anti-vibration support device 1 using the ball damper 51 capable of improving the assemblability and reducing the assembling cost can be realized and provided . Three connecting pins provided on the lower surface and arranged to be inserted through a total of three connecting pin removal holes 55a provided on the upper mounting projections 54a of the stacked ball dampers 51. 2 is configured so as to be detachable, so that the connecting pins 2 can be attached when assembling, respectively, thereby realizing the anti-vibration support 1 using the ball damper 51 which is convenient for storing the cover itself. Can be provided.

According to the fourth and fifth aspects of the present invention, not only when assembling using a single ball damper 51, but also in particular, when using two or more ball dampers 51 in a stacked state, a vibration isolator 1 is used. When laminating and assembling, each component has a simpler structure as compared with the conventional example, and the ball damper 51 can be easily and easily used with a small number of parts as a single ball-damper 51 or a plurality of laminated ball-dampers 51. 1 can be assembled, the anti-vibration support 1 using the ball damper 51 capable of improving the assemblability and reducing the assembling cost can be realized and provided. upper surface of the vibration damping elastic member, or provided with a top plate 41 which is connected coupled to the upper surface of the cover body 31 is disposed on the upper surface of the nonlinear vibration damping elastic member located at the top of a plurality of said laminated By the formation, it is possible to provide realize a vibration isolating support 1 which can be fixed to the equipment that the cover body 31 of the uppermost more robust will be reinforced, also vibration isolation.

According to the invention as set forth in claims 6 to 8 , not only when assembling using a single ball damper 51, but also particularly, when using two or more ball dampers 51 in a stacked state, When laminating and assembling, each component has a simpler structure as compared with the conventional example, and the ball damper 51 can be easily and easily used with a small number of parts as a single ball-damper 51 or a plurality of laminated ball-dampers 51. 1 can be assembled, the anti-vibration support 1 using the ball damper 51 capable of improving the assemblability and reducing the assembling cost can be realized and provided. By providing the lower plate 11 of FIG. 2 on the lower surface of the damper 51 or the lower surface of the stacked plurality of lowermost ball dampers 51, the anti-vibration support 1 is provided. Can fixation of the positioning and the base, wherein the single pieces of a total of three connecting pins for vent hole provided on the lower mounting projection piece 54b of the ball damper 51 plurality lowermost of the ball dampers 51 or laminated Since the connection pins 2 of the lower plate 11 of FIG. 2 having three connection pins 2 arranged to be inserted through the connector 55a are arranged so as to be detachable, the connection pins are assembled respectively. The anti-vibration support 1 using the ball damper 51 which is convenient for storing the lower plate itself because it can be attached at any time can be realized and provided.

FIG. 1 is a plan view in which a connecting pin 2 is mounted on a cover body 31 constituting a vibration isolator 1 using a ball damper 51 according to the present embodiment, and a cross-sectional view taken along line AOA of the same plan view. FIG. 2 is a plan view in which the connecting pins 2 are mounted on the lower plate 11 that constitutes the anti-vibration support 1 using the ball damper 51 according to the present embodiment, and a cross-sectional view taken along the line BB of the same plan view. FIG. 3 is a plan view and an upper plan view showing an upper plate 41 which may be used by being attached to the cover body 31 constituting the vibration isolator 1 using the ball damper 51 according to the present embodiment. FIG. 4 is a schematic plan view of the ball damper 51. It is CC sectional view taken on the line of FIG. FIG. 5 is a schematic sectional view of the ball damper 51. FIG. 6 shows an anti-vibration support according to an embodiment of the present invention, in which the connecting pin 2 of the cover body 31 of FIG. 1 is inserted into the through-hole 55a for the connecting pin of the upper mounting projection 54a of the ball damper 51 of FIG. It is a schematic sectional drawing which shows one in-process product. FIG. 7 is a perspective view of a support assembly according to an embodiment of the present invention, in which the connection pins 2 of the cover body 31 of FIG. 1 and the lower plate 11 of FIG. 2 are inserted into the connection pin holes 55a of the ball damper 51 of FIG. It is a schematic sectional drawing which shows the work in progress of the tool 1. FIG. 8 is a schematic cross-sectional view showing the anti-vibration support 1 having a unitary structure in which the upper plate 41 is assembled to the work-in-progress of FIG. 6 according to the embodiment of the present invention. FIG. 9 is a schematic cross-sectional view showing the anti-vibration support 1 with a lower plate having a single-body structure in which the upper plate 41 is assembled to the work-in-progress of FIG. 7 according to the embodiment of the present invention. FIG. 10 shows an anti-vibration support 1 having a two-dimensional structure in which the work-in-progress of FIG. 6 is connected to the single-body anti-vibration support 1 of FIG. It is an outline sectional view. FIG. 11 shows an anti-vibration support with a lower plate having a two-dimensional structure in which the work in process of FIG. 7 is connected to the single-body anti-vibration support 1 of FIG. FIG. FIG. 12 shows an anti-vibration support 1 having a three-dimensional structure in which the connection pin 6 for connection is attached to the work-in-progress of FIG. 6 below the anti-vibration support 1 of FIG. 10 according to the embodiment of the present invention. It is an outline sectional view. FIG. 13 shows an anti-vibration support having a three-dimensional structure with a lower plate in which the work-in-progress in FIG. 7 is connected to the lower part of the anti-vibration support 1 of FIG. FIG. FIG. 14 is a schematic diagram showing a state of an assembling process of the upper plate 41 of FIG. 3, three in-process products of FIG. 6, and the lower plate 11 of FIG. It is sectional drawing. FIG. 15 is a schematic front view showing the appearance of an anti-vibration support 101 using a ball damper 51 of a conventional example. FIG. 16 is a plan view of a lower plate 111 constituting the conventional vibration-proof support 101 and a cross-sectional view taken along the line XX of the same plan view. FIG. 17 is a plan view of a middle cover 121 constituting the conventional anti-vibration support 101, and a cross-sectional view taken along the line YO-Y of the plan view. FIG. 18 is a plan view of an upper cover 131 and an upper plate 141 with a nut constituting the conventional anti-vibration support 101, and a sectional view taken along the line ZO-Z of the plan view.

An object of the present invention is to realize and provide an anti-vibration support device using a ball damper 51 in which each component has a simple structure and can improve the assemblability with a small number of components and reduce the assembling cost. A plurality of hemispherical elastic swelling contact portions are arranged in a concentric circular arrangement in a vertically symmetrical arrangement on the outer peripheral portion of an annular elastic body having a substantially circular cross section, and are arranged in a row at a predetermined interval. From the position between the upper elastic bulging contact portions and the position between the lower elastic bulging contact portions of the annular elastic body, a plurality of upper mounting protrusions 54a and lower mounting protrusions are respectively provided. The projections 54b are arranged at equal intervals, and are shifted vertically to protrude in the center direction, and the upper mounting projections 54a and the lower mounting projections 54b are arranged concentrically with respect to the center of the connection pin withdrawal holes. Provision and configuration A vibration damping support comprising a plurality of laminated ball dampers 51, wherein the cover is disposed between the laminated ball dampers 51 and provided on the lower surface of the cover 31 in FIG. The three connection pins 2 arranged so as to be inserted into a total of three connection pin extraction holes 55a provided on the upper mounting projection 54a of each of the laminated ball dampers 51, and the cover body of FIG. 31 provided on the upper surface of each of the ball bearings 31 and arranged so as to be detachable so as to be inserted into a total of three connection pin removal holes 55a provided on the lower mounting projection 54b of each of the laminated ball dampers 51. This is realized by a configuration including three connecting pins 6.

  Hereinafter, an anti-vibration support 1 using a ball damper 51 according to an embodiment of the present invention will be described in detail with reference to the drawings.

  In this embodiment, the following description will be made assuming that the same ball damper 51 as that shown in FIGS. 4 and 5 is used.

That is, the ball damper 51 used in the present embodiment is made of an elastic material such as a rubber material, and six hemispheres are arranged in a vertically symmetric arrangement on the outer peripheral portion of an annular elastic body 52 having an annular and substantially circular cross section. The elastic swelling contact portions 53 are arranged in a concentric circular arrangement at intervals of 60 degrees, and the positions between the upper elastic swelling contact portions 53 in the annular elastic body 52 and the annular elastic body 52 The three upper mounting protrusions 54a and the lower mounting protrusions 54b are shifted from the position between the lower elastic bulging contact portions 53 by 120 degrees at intervals of 120 degrees and by 60 degrees vertically. The upper mounting projections 54a and the lower mounting projections 54b are provided with a total of three connecting pin holes 55a concentrically arranged about the center. .
On the spherical surface of each elastic bulging contact portion 53, a circular concavo-convex portion 53a is formed concentrically.

  The anti-vibration support 1 using the ball damper 51 according to the present invention is excellent when the anti-vibration support 1 including the ball damper 51 is laminated and assembled, and does not limit the number of the lamination. . By laminating, the non-linear vibration isolator 1 having a low natural frequency can be manufactured.

  That is, a single ball damper 51 can be used as the vibration isolator 1 in combination with the cover member 31 of FIG. 1 described later, the lower plate 11 of FIG. 2, and the upper plate 41 of FIG. The plurality of ball dampers 51 are combined with each member of the cover body 31 of FIG. 1 described below, the lower plate 11 of FIG. 2, and the upper plate 41 of FIG. Can be used as

In the following, the embodiment shown in FIG. 13, that is, a state in which the anti-vibration supports 1 including, for example, three ball dampers 51 are stacked and assembled will be described.
In the embodiment shown in FIG. 13, for example, three ball dampers 51 are used, and the cover body 31 of FIG. 1 is interposed between the two ball dampers 51. A description will be given based on a reference example of the anti-vibration support 1 which is realized by combining the above using the lower plate 11 of the second embodiment. In the illustrated example, the bolts 61 are fitted and arranged on the cover body 31 of FIG. 1 located at the uppermost stage and the upper plate 41 of FIG.

  The anti-vibration support 1 using the ball damper 51 according to the present embodiment, for example, the three anti-vibration supports 1 which are assembled by using the three ball dampers 51 and stacked on each other, as shown in FIG. 1 is provided between the first-stage ball damper 51 and the second-stage ball damper 51, and is provided with a metal cover body 31 of FIG. I have.

  On the inner surface (lower surface) of the cover body 31 in FIG. 1, the connecting pins 2 with the connecting pin head 4 facing downward are arranged at each of three equally divided positions. Each connecting pin 2 is fixed to each position on the inner surface of the cover body 31 in FIG. 1 or is detachably mounted.

  As shown in FIGS. 13 and 14, in the anti-vibration support device 1 in which three ball dampers 51 are stacked and assembled together as in the illustrated embodiment, as shown in FIGS. On the upper surface of the cover body 31 of FIG. 1 which is used as a position, the connecting pin heads 5 for lamination are placed at three different positions from each of the three connecting pins 2 arranged at the same time. The respective connecting pins 6 for lamination are detachably arranged.

  The length of each connecting pin 2 is set to be equal to the length of the connecting pin hole 55a, since these are inserted into the connecting pin hole 55a of the ball damper 51 when the ball dampers 51 are assembled. Anything should be comparable.

  The cover body 31 is used to insert the respective connecting pins 6 for lamination from the lower surface of the ball damper 51 into the through holes 55a for the connecting pins of the lower mounting projection 54b of the ball damper 51, and check the insertion status. For this purpose, three circular viewing holes 34 arranged at 120-degree intervals are provided.

At the center position of each of the viewing holes 34 of the cover body 31 of FIG. 1, the cover body 31 of FIG. 1 located on the ball damper 51 located at the uppermost stage is interposed with the upper plate 41 of FIG. A central hole 33 is provided so that the bolt 61 can be fitted upward so as to penetrate the center portion thereof.
As shown in the figure, whether or not the bolt 61 is fitted upward with the cylindrical boss 43 with a tap provided on the upper plate 41 of FIG. Interposing the upper plate 41 and fitting the bolts 61 are not essential in the present embodiment.
Reference numeral 62 in the figure is a washer used when the bolt 61 is fitted upward and arranged, and reference numeral 63 is a nut.

  The upper plate 41 of FIG. 3 is provided on the upper surface of the cover body 31 of FIG. It is fastened and fixed to the connection pin holes 32a provided at three places.

  The cover body 31 located at the uppermost stage of the anti-vibration support 1 formed by laminating and assembling the three ball dampers 51 of the illustrated embodiment is located between the ball dampers 51. The respective connecting pins 6 for lamination as provided on the upper surface of the cover body 31 of FIG. 1 to be used are unnecessary.

In addition, in the vibration-damping support 1 which is formed by laminating and assembling the three ball dampers 51 of the embodiment shown in the drawings, a metal lower surface is provided on the lower surface of the first (lowest) ball damper 51. It has a lower plate 11 of FIG.
However, the lower plate 11 of FIG. 2 is not an essential component in the present embodiment, and even if the lower plate 11 of FIG. 2 is not provided, these are laminated and assembled using, for example, three ball dampers 51. The anti-vibration support device 1 can be implemented.

The lower plate 11 shown in FIG. 2 has three connection pins 2 (each connection pin head 4) inserted into each connection pin hole 55 a of the ball damper 51, and a tapped tube that can be fastened to the foundation with bolts. Boss 13.

  In the illustrated example, the overall shape of the cover body 31 of FIG. 1 described above is a shallow umbrella or a shallow bowl shape with a shallow hanging periphery, but the shape of the cover body 31 is not limited to the illustrated example. .

Each of the connection pins 2 on the lower surface of the cover body 31 in FIG. 1 and the connection pin 2 on the upper surface of the lower plate 11 in FIG. 2 are the respective connection pins 6 for lamination used on the upper surface of the cover body 31 in FIG. Similarly to the above, each part may be provided as a detachable structure.
In the case of such a configuration, for example, a screw groove is provided at a position where each connection pin is attached to each of the connection pins, and the connection pin is provided at an end opposite to the connection pin head. A male screw may be formed.

A process of stacking and assembling, for example, a three-dimensional three-dimensional ball damper 51 as shown in FIG. 14 in the anti-vibration support 1 using, for example, three ball dampers 51 of this embodiment will be described below.
The connection pin 2 of the lower plate 11 shown in FIG. 2 is inserted through each of the connection pin extraction holes 55a provided on the lower mounting projection 54b of the ball damper 51 shown in FIG. 6, the first stage (lowest stage) is formed. Next, the connecting pin 6 for lamination is attached to the connecting pin hole 32 a on the upper surface of the cover body 31, and the connecting pin 6 for lamination is attached to another A second stage (intermediate stage) is formed by inserting the connection pin holes 55a provided in the lower mounting projections 54b of the ball damper 51, and is further laminated on the connection pin holes 32a on the upper surface of the cover body 31. If the same operation as the second step is performed by attaching the connecting pins 6 for the second step, the third step (the uppermost step) is completed. On the upper surface of the cover 31 at the uppermost step, the upper plate 41 of FIG. Countersink hole 42 provided in the cover body 31 To be fixed is clamped to plate the top of FIG. 3, the ball damper 51 of each stage antivibration support 1 of 3-layer stacked integrated state are stacked assembled robust one another is completed. Further, as shown in the illustrated example, the bolts 61 can be fitted and arranged on the upper plate 41 located at the highest step upward.

The connecting pin heads 4 of the connecting pins 2 and the connecting pin heads 5 of the stacking connecting pins 6 separate the connecting pins 55a by using the elastic material extension of the ball damper 51 made of an elastic material such as rubber. When the ball damper 51 is exposed at the position shown in the figure, the ball damper 51 is firmly press-fitted, and no screw tool such as a screwdriver is required for laminating the plurality of ball dampers 51.
The connection pin heads 4 and the stacking connection pin heads 5 function to prevent separation of the ball damper 51 from the cover body 31 of FIG. 1 and the lower plate 11 of FIG.

  In the case where two or more ball dampers 51 are stacked and assembled using two or more ball dampers 51, for example, as shown in FIG. 13, for example, the vibration isolator 1 using three ball dampers 51 is used. The steps of laminating and assembling are not limited to the above-described procedure, and it is a matter of course that the laminating and assembling can be performed by an arbitrary assembling procedure.

  The anti-vibration support device 1 can be realized by stacking and assembling the two or more ball dampers 51 to realize the anti-vibration support device 1. The vibration support 1 can be obtained.

FIG. 1 is an explanatory view in which a connecting pin 2 is mounted on a cover body 31 for forming the vibration-proof support 1 using a ball damper 51.
FIG. 2 is an explanatory diagram in which the connecting pins 2 are mounted on the lower plate 11 which is used by being arranged on the lower surface of the ball damper 51 located at the lowermost stage.
FIG. 3 is an explanatory diagram of the upper plate 41 used by being arranged on the upper surface of the cover body 31 used by being arranged on the upper surface of the ball damper 51 located at the uppermost stage.

  FIGS. 6 to 13 show components of the anti-vibration support 1 according to this embodiment, that is, the ball damper 51, the cover body 31 of FIG. 1, the upper plate 41 of FIG. 3, and the lower plate 11 of FIG. It shows a reference example freely combined.

  FIG. 6 is a reference example of a work in process of the anti-vibration support 1 realized by inserting and fixing the connection pin 2 of the cover body 31 of FIG.

  FIG. 7 shows an anti-vibration support 1 realized by inserting and fixing the cover 31 of FIG. 1 and the connection pin 2 of the lower plate 11 of FIG. It is a reference example of a work in process.

  FIG. 8 is a reference example of the anti-vibration support 1 having a single-body structure realized by combining the work-in-progress of FIG. 6 with the upper plate 41 of FIG. In this case, the upper plate 41 of FIG. 3 is provided with three countersunk holes in the upper plate 41 of FIG. It is fastened and fixed to each connecting pin hole 32a of the provided screw groove. In the illustrated example, the bolts 61 are fitted and arranged on the upper plate 41 of FIG. In this case, it is convenient to connect the bolt 61 to a member other than the anti-vibration support 1 by fitting the bolt 61 upward.

  FIG. 9 is a reference example of the anti-vibration support 1 having a single-body structure realized by combining the work-in-progress of FIG. 7 with the upper plate 41 of FIG. The mounting method of the upper plate 41 in FIG. 3 is the same as described above.

  FIG. 10 shows a state in which the connecting pin 6 for lamination is mounted on the upper surface of the in-process product (first stage) in FIG. 6, and the in-process product (second stage) in FIG. Inserting the connecting pin 6 for lamination into the hole 55a for connecting pin provided in the piece 54b to assemble the second stage, and further fixing the upper plate 41 to the highest cover body 31 with the countersunk screw 3, and combining them. It is a reference example of the anti-vibration support device 1 having a dual structure.

  FIG. 11 is a reference of the anti-vibration support 1 with the lower plate of the two-piece structure realized by combining the work in process of FIG. 7 with the work in process of FIG. It is an example.

  FIG. 12 shows that the stacking pin 6 is further attached to the work-in-progress (the third stage) shown in FIG. 6 at the lower part of the anti-vibration support 1 having the dual structure shown in FIG. This is a reference example of the anti-vibration support device 1 having a triple structure, which is realized by inserting the connecting pins 6 into the provided connecting pin extraction holes 55a and combining them. In the illustrated example, the bolts 61 are fitted and arranged on the cover body 31 and the upper plate 41 located at the uppermost stage upward.

  FIG. 13 is a diagram showing a three-tiered anti-vibration support 1 with a lower plate realized by combining the work in process of FIG. 7 with the work in process of FIG. 7 and replacing the work in process of FIG. It is an example. In the illustrated example, the bolts 61 are fitted and arranged on the cover body 31 and the upper plate 41 located at the uppermost stage upward.

According to the anti-vibration support 1 of this embodiment, each component of the anti-vibration support 1 described above, that is, the ball damper 51, the cover body 31 of FIG. 1, the upper plate 41 of FIG. Various anti-vibration supports 1 that can be freely combined with each other can be realized using only the plate 11, and each component has a simple structure, can be assembled with a small number of components, can be easily and quickly assembled, and the assembly work cost can be reduced. An anti-vibration support using the ball damper 51 capable of realizing reduction can be realized.
Therefore, according to the anti-vibration support 1 of this embodiment, since each component has a simple structure and the assemblability can be improved with a small number of components, each assembly error can be eliminated, inventory management, Labor saving of standard products can also be achieved.

  According to the anti-vibration support 1 of this embodiment, for example, it is installed on the floor surface (not shown), and the bolts 61 and the nuts 63 which project upward from the upper plate 41 of FIG. By using an accessory that is not used, the anti-vibration function of the machinery or the like can be exhibited by interposing the vibration-proof support 1 between the floor and a leg of the machinery or the like.

  The anti-vibration support of the present invention can be widely applied as the anti-vibration support 1 using the ball damper 51 which has a use for anti-vibration of various machines, optical instruments, precision instruments, and the like.

DESCRIPTION OF SYMBOLS 1 Vibration-proof support 2 Connection pin 3 Countersunk screw 4 Connection pin head 5 Connection pin head for lamination 6 Connection pin for lamination 11 Lower plate 12 Hole for connection pin 13 Cylindrical boss (with tap)
Reference Signs List 31 cover body 32 connecting pin hole 32a connecting pin hole 33 center hole 34 viewing hole 41 upper plate 42 countersunk hole 43 cylindrical boss (with tap)
51 Ball damper (non-linear vibration-proof elastic body)
52 Annular elastic body 53 Elastic bulging contact portion 53a Circular uneven portion 54a Upper mounting protrusion 54b Lower mounting protrusion 55a Hole for connecting pin 61 Bolt 62 Washer 63 Nut

Claims (8)

A plurality of hemispherical elastic bulging contact portions are arranged in a concentric circular arrangement at predetermined intervals on the outer peripheral portion of an annular elastic body having a substantially circular cross section in a vertically symmetric arrangement, and the annular elastic body is provided. A plurality of upper mounting protrusions and a lower mounting protrusion from a position between upper elastic bulging contact portions and a position between lower elastic bulging contact portions in the annular elastic body. Non-linearly arranged at equal intervals and projecting in the center direction with the position shifted vertically, and the upper mounting projections and the lower mounting projections are provided with connection pin holes concentrically with respect to the center. An anti-vibration support device comprising a plurality of vibration-isolating elastic bodies stacked and used,
A cover body disposed between the laminated non-linear vibration isolating elastic bodies,
A connecting pin which is provided on the lower surface of the cover body and is arranged so as to be detachably inserted through a connecting pin hole provided on the upper side of each of the laminated non-linear vibration isolating elastic bodies,
A connecting pin provided on the upper surface of the cover body and arranged so as to be inserted into a connecting pin extraction hole provided on the lower side of each of the laminated non-linear vibration isolating elastic bodies,
An anti-vibration support using a non-linear anti-vibration elastic body characterized by having. A plurality of hemispherical elastic bulging contact portions are arranged in a concentric circular arrangement at predetermined intervals on the outer peripheral portion of an annular elastic body having a substantially circular cross section in a vertically symmetric arrangement, and the annular elastic body is provided. A plurality of upper mounting protrusions and a lower mounting protrusion from a position between upper elastic bulging contact portions and a position between lower elastic bulging contact portions in the annular elastic body. Non-linearly arranged at equal intervals and projecting in the center direction with the position shifted vertically, and the upper mounting projections and the lower mounting projections are provided with connection pin holes concentrically with respect to the center. An anti-vibration support comprising a single or a plurality of vibration-isolating elastic bodies,
An upper surface of the single nonlinear vibration-isolating elastic body , or a cover body disposed on an upper surface of the stacked plurality of uppermost nonlinear vibration-isolating elastic bodies,
A connecting pin that is provided on the lower surface of the cover body and is disposed so as to be detachably inserted through a connecting pin extraction hole provided on the upper side of the non-linear vibration-proof elastic body;
An anti-vibration support using a non-linear anti-vibration elastic body, characterized by having: A plurality of hemispherical elastic bulging contact portions are arranged in a concentric circular arrangement at predetermined intervals on the outer peripheral portion of an annular elastic body having a substantially circular cross section in a vertically symmetric arrangement, and the annular elastic body is provided. A plurality of upper mounting protrusions and a lower mounting protrusion from a position between upper elastic bulging contact portions and a position between lower elastic bulging contact portions in the annular elastic body. Non-linearly arranged at equal intervals and projecting in the center direction with the position shifted vertically, and the upper mounting projections and the lower mounting projections are provided with connection pin holes concentrically with respect to the center. An anti-vibration support device comprising a plurality of vibration-isolating elastic bodies stacked and used,
A cover body disposed between the laminated non-linear vibration isolating elastic bodies,
A connection pin provided on the lower surface of the cover body and arranged to be inserted into a connection pin extraction hole provided on the upper side of each of the laminated non-linear vibration isolating elastic bodies,
A connecting pin provided on the upper surface of the cover body and arranged so as to be inserted into a connecting pin extraction hole provided on the lower side of each of the laminated non-linear vibration isolating elastic bodies,
A cover body disposed on the upper surface of the stacked plurality of uppermost non-linear vibration isolating elastic bodies ,
A connecting pin that is provided on the lower surface of the cover body and is disposed so as to be detachably inserted through a connecting pin extraction hole provided on the upper side of the non-linear vibration-proof elastic body;
An anti-vibration support using a non-linear anti-vibration elastic body, characterized by having: A plurality of hemispherical elastic bulging contact portions are arranged in a concentric circular arrangement at predetermined intervals on the outer peripheral portion of an annular elastic body having a substantially circular cross section in a vertically symmetric arrangement, and the annular elastic body is provided. A plurality of upper mounting protrusions and a lower mounting protrusion from a position between upper elastic bulging contact portions and a position between lower elastic bulging contact portions in the annular elastic body. Non-linearly arranged at equal intervals and projecting in the center direction with the position shifted vertically, and the upper mounting projections and the lower mounting projections are provided with connection pin holes concentrically with respect to the center. An anti-vibration support comprising a single or a plurality of vibration-isolating elastic bodies,
A cover body is disposed on the upper surface of the single nonlinear vibration-proof elastic body or on the upper surface of the plurality of stacked non-linear vibration-proof elastic bodies located on the top, and the cover body is provided on the upper surface of the cover body. An upper plate configured and arranged to be integrally fastened with
A connection pin provided on the lower surface of the cover body and arranged to be inserted into a connection pin withdrawal hole provided on the upper side of the non-linear vibration-proof elastic body;
An anti-vibration support using a non-linear anti-vibration elastic body, characterized by having: A plurality of hemispherical elastic bulging contact portions are arranged in a concentric circular arrangement at predetermined intervals on the outer peripheral portion of an annular elastic body having a substantially circular cross section in a vertically symmetric arrangement, and the annular elastic body is provided. A plurality of upper mounting protrusions and a lower mounting protrusion from a position between upper elastic bulging contact portions and a position between lower elastic bulging contact portions in the annular elastic body. Non-linearly arranged at equal intervals and projecting in the center direction with the position shifted vertically, and the upper mounting projections and the lower mounting projections are provided with connection pin holes concentrically with respect to the center. An anti-vibration support device comprising a plurality of vibration-isolating elastic bodies stacked and used,
A cover body disposed between the laminated non-linear vibration isolating elastic bodies,
A connection pin provided on the lower surface of the cover body and arranged to be inserted into a connection pin extraction hole provided on the upper side of each of the laminated non-linear vibration isolating elastic bodies,
A connecting pin provided on the upper surface of the cover body and arranged so as to be inserted into a connecting pin extraction hole provided on the lower side of each of the laminated non-linear vibration isolating elastic bodies,
A cover body disposed on the upper surface of the stacked plurality of uppermost non-linear vibration isolating elastic bodies ,
An upper plate configured and arranged to be integrally fastened with the cover body, on an upper surface of a cover body arranged on the upper surface of the stacked plurality of non-linear vibration isolating elastic bodies positioned at the uppermost stage,
An anti-vibration support using a non-linear anti-vibration elastic body, characterized by having: A plurality of hemispherical elastic bulging contact portions are arranged in a concentric circular arrangement at predetermined intervals on the outer peripheral portion of an annular elastic body having a substantially circular cross section in a vertically symmetric arrangement, and the annular elastic body is provided. A plurality of upper mounting protrusions and a lower mounting protrusion from a position between upper elastic bulging contact portions and a position between lower elastic bulging contact portions in the annular elastic body. Non-linearly arranged at equal intervals and projecting in the center direction with the position shifted vertically, and the upper mounting projections and the lower mounting projections are provided with connection pin holes concentrically with respect to the center. An anti-vibration support device comprising a plurality of vibration-isolating elastic bodies stacked and used,
A cover body disposed between the laminated non-linear vibration isolating elastic bodies,
A connecting pin provided on the lower surface of the cover body of each of the laminated non-linear vibration-isolating elastic bodies and disposed so as to be inserted into a through hole for a connecting pin provided on the upper side of each of the laminated non-linear vibration-isolating elastic bodies;
A lower plate having a connecting pin arranged so as to be detachably configured by being inserted into a connecting pin extraction hole provided on the lower side of each of the plurality of stacked non-linear vibration-proof elastic bodies located at the lowermost stage,
An anti-vibration support using a non-linear anti-vibration elastic body characterized by having. A plurality of hemispherical elastic bulging contact portions are arranged in a concentric circular arrangement at predetermined intervals on the outer peripheral portion of an annular elastic body having a substantially circular cross section in a vertically symmetric arrangement, and the annular elastic body is provided. A plurality of upper mounting protrusions and a lower mounting protrusion from a position between upper elastic bulging contact portions and a position between lower elastic bulging contact portions in the annular elastic body. Non-linearly arranged at equal intervals and projecting in the center direction with the position shifted vertically, and the upper mounting projections and the lower mounting projections are provided with connection pin holes concentrically with respect to the center. An anti-vibration support comprising a single or a plurality of vibration-isolating elastic bodies,
An upper surface of the single nonlinear vibration-proof elastic body , or a cover body disposed on the upper surface of the stacked plurality of uppermost nonlinear vibration-proof elastic bodies,
A connection pin provided on the lower surface of the cover body and arranged to be inserted into a connection pin withdrawal hole provided on the upper side of the nonlinear vibration-proof elastic body,
The lower surface of the single non-linear vibration isolating elastic body, or the stacked plurality of the lowermost non-linear vibration isolating elastic bodies, is inserted through a hole for a connecting pin provided on the lower side and is detachably configured. A lower plate having connecting pins arranged in a
An anti-vibration support using a non-linear anti-vibration elastic body, characterized by having: A plurality of hemispherical elastic bulging contact portions are arranged in a concentric circular arrangement at predetermined intervals on the outer peripheral portion of an annular elastic body having a substantially circular cross section in a vertically symmetric arrangement, and the annular elastic body is provided. A plurality of upper mounting protrusions and a lower mounting protrusion from a position between upper elastic bulging contact portions and a position between lower elastic bulging contact portions in the annular elastic body. Non-linearly arranged at equal intervals and projecting in the center direction with the position shifted vertically, and the upper mounting projections and the lower mounting projections are provided with connection pin holes concentrically with respect to the center. An anti-vibration support device comprising a plurality of vibration-isolating elastic bodies stacked and used,
A cover body disposed between the laminated non-linear vibration isolating elastic bodies,
A connection pin provided on the lower surface of the cover body and arranged to be inserted into a connection pin extraction hole provided on the upper side of each of the laminated non-linear vibration isolating elastic bodies,
A lower plate having a connecting pin arranged so as to be detachably configured by being inserted into a connecting pin extraction hole provided on the lower side of each of the plurality of stacked non-linear vibration-proof elastic bodies located at the lowermost stage,
A cover body disposed on the upper surface of the stacked plurality of uppermost non-linear vibration isolating elastic bodies ,
A connection pin provided on the lower surface of the cover body and arranged to be inserted into a connection pin withdrawal hole provided on the upper side of the nonlinear vibration-proof elastic body,
An anti-vibration support using a non-linear anti-vibration elastic body, characterized by having:

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