# US 2018/0321111 A1 · Oscillating device

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- Number: US 2018/0321111 A1
- Document ID: US20180321111A1
- Status: Published application
- Kind: A1
- Application number: 16/034,777
- Filed: 2018-07-13
- Published: 2018-11-08
- Earliest claimed: 2016-01-15
- Assignees: Kokusai Keisokuki Kabushiki Kaisha
- Applicants: Kokusai Keisokuki Kabushiki Kaisha
- Inventors: Sigeru MATSUMOTO; Hiroshi MIYASHITA; Kazuhiro MURAUCHI
- Web page: https://patentgrep.com/patent/US20180321111A1

## CPC

- G01M 7/06: Multidirectional test stands
- B06B 1/045: {using vibrating magnet, armature or coil system}
- G01M 7/022: {Vibration control arrangements, e.g. for generating random vibrations}
- G01M 7/027: {Specimen mounting arrangements, e.g. table head adapters}
- B06B 1/04: operating with electromagnetism (dynamo-electric motors with vibrating magnet, armature or coil system H02K33/00)
- G01M: TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- B06B: METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, {e.g.} FOR PERFORMING MECHANICAL WORK IN GENERAL (for particular applications, see the relevant subclasses, e.g. B07B1/40, B23Q17/12, B24B31/06; measurement of mechanical vibrations G01H; in direction finding, locating, distance or velocity measuring G01S; {generating seismic energy G01V1/02}; control of mechanical vibrations in general G05D; sound-producing devices, e.g. bells, sirens, whistles G10K, {e.g. methods or devices for transmitting, conducting, or directing sound in general G10K11/00}; generation of electrical oscillations H03B; electromechanical resonators in general H03H; electromechanical transducers {for communication techniques, e.g. microphones, speakers} H04R)

## Abstract

An oscillating device including a vibrating table, an actuator configured to oscillate the vibrating table in a first direction, a coupling mechanism configured to couple the vibrating table with the actuator in such a manner that the vibrating table is movable relative to the actuator in a second direction orthogonal to the first direction, and a counter balancer attached to the vibrating table and configured to compensate an imbalance of an oscillated portion including at least the vibrating table, the imbalance being caused by attaching the coupling mechanism to the vibrating table.

## Claims

### Claim 1

An oscillating device, comprising:
a vibrating table;
an actuator configured to oscillate the vibrating table in a first direction;
a coupling mechanism configured to couple the vibrating table with the actuator in such a manner that the vibrating table is movable relative to the actuator in a second direction orthogonal to the first direction; and
a counter balancer attached to the vibrating table and configured to compensate an imbalance of an oscillated portion including at least the vibrating table, the imbalance being caused by attaching the coupling mechanism to the vibrating table.

### Claim 2 (depends on 1)

The oscillating device according to claim 1,
wherein the counter balancer has:
a weight; and
a cushion, and
wherein the weight is fixed to the vibrating table via the cushion.

### Claim 3 (depends on 2)

The oscillating device according to claim 2,
wherein the weight is formed in a flat plate shape.

### Claim 4 (depends on 2)

The oscillating device according to claim 2,
wherein the cushion is formed in a sheet shape.

### Claim 5 (depends on 2)

The oscillating device according to claim 2,
wherein the cushion includes an elastomer.

### Claim 6 (depends on 2)

The oscillating device according to claim 2,
wherein the cushion has a spacer configured to support the weight to be separated from the vibrating table.

### Claim 7 (depends on 2)

The oscillating device according to claim 2,
wherein the counter balancer comprises a plurality of bolts configured to fix the weight, and
wherein the plurality of bolts are disposed at intervals equal to or less than 100 mm.

### Claim 8 (depends on 7)

The oscillating device according to claim 7,
wherein the plurality of bolts are disposed at intervals equal to or less than 50 mm.

### Claim 9 (depends on 2)

The oscillating device according to claim 2,
wherein the weight includes:
a first weight member, and
a second weight member, and
wherein the cushion includes:
a first cushioning member nipped between the vibrating table and the fit weight member; and
a second cushioning member nipped between the first weight member and the second weight member.

### Claim 10 (depends on 9)

The oscillating device according to claim 9,
wherein the cushion further includes:
a third weight member, and
a third cushioning member nipped between the second weight member and the third weight member.

### Claim 11 (depends on 10)

The oscillating device according to claim 10, wherein:
the first weight member is fixed to the vibrating table by a first bolt,
the second weight member is fixed to the first weight member by a second bolt, and
the third weight member is fixed to the second weight member by a third bolt.

### Claim 12

An oscillating device, comprising:
a vibrating table;
an X-axis actuator configured to oscillate the vibrating table in an X-axis direction;
a Y-axis actuator configured to oscillate the vibrating table in a Y-axis direction;
a Z-axis actuator configured to oscillate the vibrating table in a Z-axis direction;
wherein the X-axis direction, the Y-axis direction and the Z-axis direction are orthogonal to each other,
a YZ coupling mechanism configured to couple the vibrating table with the X-axis actuator in such a manner that the vibrating table is movable relative to the X-axis actuator in the Y-axis direction and the Z-axis direction;
a ZX coupling mechanism configured to couple the vibrating table with the Y-axis actuator in such a manner that the vibrating table is movable relative to the Y-axis actuator in the Z-axis direction and the X-axis direction;
an XY coupling mechanism configured to couple the vibrating table with the Z-axis actuator in such a manner that the vibrating table is movable relative to the Z-axis actuator in the X-axis direction and the Y-axis direction;
a first counter balancer attached to the vibrating table and configured to compensate a first imbalance of an oscillated portion including at least the vibrating table, the first imbalance being caused by attaching the YZ coupling mechanism to the vibrating table;
a second counter balancer attached to the vibrating table and configured to compensate a second imbalance of the oscillated portion, the second imbalance being caused by attaching the ZX coupling mechanism to the vibrating table; and
a third counter balancer attached to the vibrating table and configured to compensate a third imbalance of the oscillated portion, the third imbalance being caused by attaching the XY coupling mechanism to the vibrating table.

### Claim 13 (depends on 12)

The oscillating device according to claim 12,
wherein the XY coupling mechanism comprises:
an X-axis linear guideway configured to guide a linear motion of the vibrating table in the X-axis direction; and
a Y-axis linear guideway configured to guide a linear motion of the vibrating table in the Y-axis direction,
wherein the vibrating table is coupled with the Z-axis actuator via the X-axis linear guideway and the Y-axis linear guideway,
wherein the X-axis linear guideway comprises:
an X-axis rail extending in the X-axis direction; and
an X-axis carriage engageable with the X-axis rail and slidable relative to the X-axis rail in the X-axis direction, and
wherein eight load paths are formed between the X-axis carriage and the X-axis rail, each of the load paths being configured such that a plurality of rolling bodies roll therealong.

### Claim 14

An oscillating device, comprising:
a vibrating table;
an actuator configured to oscillate the vibrating table in a first direction; and
a coupling mechanism configured to couple the vibrating table with the actuator in such a manner that the vibrating table is movable relative to the actuator in a second direction orthogonal to the first direction,
wherein the vibrating table includes a predetermined imbalance previously provided thereto, the predetermined imbalance being set to make a center of gravity of an oscillated portion to be oscillated by the actuator positionally coincide with a center of an outer shape of the vibrating table, the oscillated portion including the vibrating table and a part of the coupling mechanism.

### Claim 15 (depends on 14)

The oscillating device according to claim 14, wherein the part of the coupling mechanism is fixed to the vibrating table.