JPH0557381A - Table moving device - Google Patents

Table moving device

Info

Publication number
JPH0557381A
JPH0557381A JP21688191A JP21688191A JPH0557381A JP H0557381 A JPH0557381 A JP H0557381A JP 21688191 A JP21688191 A JP 21688191A JP 21688191 A JP21688191 A JP 21688191A JP H0557381 A JPH0557381 A JP H0557381A
Authority
JP
Japan
Prior art keywords
nut member
moving screw
moving
table moving
screw
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.)
Pending
Application number
JP21688191A
Other languages
Japanese (ja)
Inventor
Masato Takatsu
正人 高津
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.)
Amada Co Ltd
Original Assignee
Amada Co Ltd
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 Amada Co Ltd filed Critical Amada Co Ltd
Priority to JP21688191A priority Critical patent/JPH0557381A/en
Publication of JPH0557381A publication Critical patent/JPH0557381A/en
Pending legal-status Critical Current

Links

Landscapes

  • Accessories And Tools For Shearing Machines (AREA)

Abstract

PURPOSE:To provide a table moving device designed so that moving speed of the table sufficiently quickens even in the case rotational speed of a table moving screw is forcedly lowered by the limitation of the permissible max rotational speed of a table moving screw in the table moving device. CONSTITUTION:The device is provided with the table moving screw 7 setting axis in parallel to the moving direction of the table 1 which can moved by guiding with a guide 3, a nut member 5 screwed on the table moving screw 7 and freely disposed to the table 1 only to rotation and a motor 11 for moving screw and a motor 17 for nut member, driven while rotating in the mutually reverse direction of the table moving screw 7 and the nut member 5.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【産業上の利用分野】この発明は、例えばパンチプレ
ス,シャーリングなどの加工機における、材料を保持し
て所定位置へ移動するテーブル移動装置に関する。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a table moving device for holding a material and moving it to a predetermined position in a processing machine such as a punch press or a shearing machine.

【0002】[0002]

【従来の技術】従来のテーブル移動装置は、ガイドに案
内されて移動できるテーブルナット部材を取付け、上記
移動方向に軸芯を配置したテーブル移動ねじを、このナ
ット部材に螺合し、テーブル移動ねじを移動ねじ用モー
タによって回転駆動することにより、テーブルを移動す
る構造である。そして、テーブルの移動速度は、テーブ
ル移動ねじのリードとテーブル移動ねじの回転速度との
積の値で決定されている。
2. Description of the Related Art A conventional table moving device is provided with a table nut member that is movable by being guided by a guide, and a table moving screw having a shaft core arranged in the above moving direction is screwed into the nut member to move the table moving screw. The table is moved by rotationally driving the motor with a motor for moving screws. The moving speed of the table is determined by the product of the lead of the table moving screw and the rotation speed of the table moving screw.

【0003】[0003]

【発明が解決しようとする課題】このテーブル移動装置
において、テーブルの移動量を大きくするためにテーブ
ル移動ねじを長く設定すると、回転時の撓み量などの規
制をうけてテーブル移動ねじの許容最高回転速度は、よ
り低い値に抑えられることになる。この結果、テーブル
の許容移動速度は低くせざるを得ず、作業能率が低下す
るという問題がある。
In this table moving device, when the table moving screw is set to be long in order to increase the moving amount of the table, the allowable maximum rotation of the table moving screw is subject to the regulation such as the bending amount at the time of rotation. The speed will be suppressed to a lower value. As a result, there is no choice but to lower the allowable movement speed of the table, and there is a problem that the work efficiency is reduced.

【0004】この発明の目的は、テーブル移動装置にお
けるテーブル移動ねじの許容最高回転速度の制限によ
り、テーブル移動ねじの回転速度は低くせざるを得ない
ときでも、テーブルの移動速度は十分速くなるように工
夫したテーブル移動装置を提供するものである。
An object of the present invention is to ensure that the table moving speed is sufficiently high even when the rotating speed of the table moving screw is forced to be low due to the limitation of the maximum allowable rotating speed of the table moving screw in the table moving device. The table moving device is devised.

【0005】[0005]

【課題を解決するための手段】上記課題を解決するため
に、この発明は、ガイドに案内されて移動できるテーブ
ルの移動方向に平行に軸芯を配置したテーブル移動ねじ
と、テーブル移動ねじに螺合し、かつ、回転のみ自在に
テーブルに設けているナット部材と、テーブル移動ね
じ、ナット部材を夫々、互いに逆回転する移動ねじ用モ
ータ、ナット部材用モータとを備えたテーブル移動装置
に構成した。
In order to solve the above-mentioned problems, the present invention is directed to a table moving screw having an axis arranged parallel to the moving direction of a table which can be guided and moved by a guide, and a screw for moving the table moving screw. The table moving device is provided with a nut member provided on the table so as to rotate freely and a table moving screw, and a nut for moving the screw and a motor for moving the nut, which rotate in opposite directions. ..

【0006】[0006]

【作用】移動ねじ用モータとナット部材用モータとによ
り、テーブル移動ねじとナット部材とが同時的に、か
つ、夫々、互いに逆回転されて、テーブル移動ねじとナ
ット部材の相対回転速度は、夫々の回転速度の和の値と
なる。これにより、テーブルは、上記夫々の回転速度の
和の値に比例した高速の移動速度で移動することがで
き、テーブル移動ねじの許容最高回転速度の制限により
テーブル移動ねじの回転速度は低くせざるを得ないとき
でも、テーブルの移動速度は十分に早くなる。
The table moving screw and the nut member are simultaneously and reversely rotated by the moving screw motor and the nut member motor, respectively, so that the relative rotation speeds of the table moving screw and the nut member are different from each other. It is the sum of the rotation speeds of. As a result, the table can move at a high moving speed that is proportional to the value of the sum of the respective rotating speeds, and the rotating speed of the table moving screw must be reduced due to the limitation of the maximum allowable rotating speed of the table moving screw. Even if you don't get the table, the speed of moving the table is fast enough.

【0007】[0007]

【実施例】以下、この発明の実施例を図に基づいて説明
する。図1にテーブル移動装置の実施例を平面図で、図
2にその要部の水平断面を拡大して、夫々示した。材料
を保持するための図示しないクランプ装置を備えている
図示しない加工機のテーブル1は、ガイド3に案内され
て、図1の左右方向に移動できる構造ある。テーブル1
には、ナット部材5が回転のみ自在であるように設けて
あり、テーブル1の上記移動方向に平行に軸芯を配置し
たテーブル移動ねじ7を、ナット部材5に螺合してい
る。加工機の装置本体9に設けてある移動ねじ用モータ
11に、テーブル移動ねじ7が継手13を介して連結さ
れ、ナット部材5は、伝導機構15を介してテーブル1
に設けてあるナット部材用モータ17により、駆動され
る構造としている。移動ねじ用モータ11とナット部材
用モータ17とは、図示しない制御盤により、同時に、
しかも、テーブル移動ねじ7とナット部材5とが互いに
逆回転するように、即ち、移動ねじ用モータ11とナッ
ト部材用モータ17とは、互いに逆回転するように、制
御されている。テーブル移動ねじ7とナット部材5は、
螺合摩擦を少なくするために、例えばボールねじ構造と
している。
Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a plan view of an embodiment of the table moving device, and FIG. 2 is an enlarged horizontal cross-sectional view of the main part thereof. A table 1 of a processing machine (not shown) provided with a clamp device (not shown) for holding a material has a structure that is guided by a guide 3 and can move in the left-right direction in FIG. Table 1
Is provided with a nut member 5 so as to be rotatable only, and a table moving screw 7 having an axis parallel to the moving direction of the table 1 is screwed into the nut member 5. The table moving screw 7 is connected to the moving screw motor 11 provided in the main body 9 of the processing machine via the joint 13, and the nut member 5 is connected to the table 1 via the transmission mechanism 15.
It is configured to be driven by the nut member motor 17 provided in the. The moving screw motor 11 and the nut member motor 17 are simultaneously controlled by a control panel (not shown).
Moreover, the table moving screw 7 and the nut member 5 are controlled so as to rotate in opposite directions, that is, the moving screw motor 11 and the nut member motor 17 are controlled so as to rotate in opposite directions. The table moving screw 7 and the nut member 5 are
In order to reduce screw friction, for example, a ball screw structure is used.

【0008】ナット部材5のテーブル1への例示した軸
支構造は、図2のように、ナット部材5へ内輪19を固
定した一対のベアリング21の外輪23を、テーブル1
に取付けているスリーブ25に嵌着したものである。ナ
ット部材5は、伝導機構15を構成している一方のプー
リー27にボルト締め付けにて固定している。一対のベ
アリング21、21は、夫々の外輪23、23間に配設
したスリーブ29と、止め輪31、31によりテーブル
1の所定位置にセットされている。
The illustrated shaft support structure of the nut member 5 to the table 1 includes a pair of bearings 21 having an inner ring 19 fixed to the nut member 5 as shown in FIG.
It is fitted to the sleeve 25 attached to the. The nut member 5 is fixed to one pulley 27 constituting the transmission mechanism 15 by bolting. The pair of bearings 21, 21 are set at predetermined positions on the table 1 by a sleeve 29 arranged between the outer rings 23, 23 and retaining rings 31, 31.

【0009】次に上記構成における動作を説明する。テ
ーブル1の移動に際しては、移動ねじ用モータ11とナ
ット部材用モータ17とは同時に、かつ、互いに逆回転
されるので、テーブル移動ねじ7とナット部材5とは互
いに逆回転し、テーブル移動ねじ7とナット部材5の相
対回転速度は、夫々の回転速度の和の値となり、テーブ
ル1は、上記夫々の回転速度の和の値に比例した高速の
移動速度で移動することができる。
Next, the operation of the above configuration will be described. When the table 1 is moved, the moving screw motor 11 and the nut member motor 17 are rotated at the same time and reversely to each other, so that the table moving screw 7 and the nut member 5 are reversely rotated to each other and the table moving screw 7 is moved. The relative rotation speeds of the nut member 5 and the nut member 5 are the sum of the respective rotation speeds, and the table 1 can be moved at a high moving speed proportional to the sum of the respective rotation speeds.

【0010】これにより、テーブル移動ねじ7の許容最
高回転速度の制限があってテーブル移動ねじ7の回転速
度は低くても、テーブル1の移動速度は十分に早くなっ
て加工作業での能率向上が期待できる。
As a result, even if the maximum rotation speed of the table moving screw 7 is limited and the rotation speed of the table moving screw 7 is low, the moving speed of the table 1 is sufficiently high to improve the efficiency in machining work. Can be expected.

【0011】図3は、ナット部材用モータ17の回転を
ナット部材5に伝導する伝導機構33を、ナット部材用
モータ17に取付けた歯車35と、ナット部材5に取付
けた歯車37とによって構成した第2の実施例を示して
おり、これ以外の構造は、上記図1の実施例と同一の構
成であって、共に同一符号を付してこの構造説明は省略
した。移動ねじ用モータ11とナット部材用モータ17
とは、同一方向に回転するように制御される。
FIG. 3 shows a transmission mechanism 33 for transmitting the rotation of the nut member motor 17 to the nut member 5 by a gear 35 attached to the nut member motor 17 and a gear 37 attached to the nut member 5. The second embodiment is shown, and the structure other than this is the same as that of the embodiment of FIG. 1, and the same reference numerals are given to omit the description of the structure. Motor 11 for moving screw and motor 17 for nut member
And are controlled to rotate in the same direction.

【0012】この第2の実施例も、テーブル移動ねじ7
とナット部材5とは互いに逆回転するので、テーブル移
動ねじ7とナット部材5の相対回転速度は、夫々の回転
速度の和の値となり、テーブル1は、上記夫々の回転速
度の和の値に比例した高速の移動速度で移動することが
できて、テーブル移動ねじ7の許容最高回転速度の制限
があってテーブル移動ねじ7の回転速度は低くても、テ
ーブル1の移動速度は十分に早くなって、加工作業での
能率向上が期待できるという、上記第1実施例と同一の
効果が得られる。
Also in this second embodiment, the table moving screw 7
And the nut member 5 rotate in opposite directions to each other, the relative rotation speed of the table moving screw 7 and the nut member 5 becomes the sum of the respective rotation speeds, and the table 1 becomes the sum of the respective rotation speeds. It is possible to move at a proportionally high moving speed, and even if the rotating speed of the table moving screw 7 is low due to the limitation of the maximum allowable rotating speed of the table moving screw 7, the moving speed of the table 1 is sufficiently high. As a result, it is possible to obtain the same effect as that of the first embodiment described above, which is expected to improve the efficiency in the working work.

【0013】[0013]

【発明の効果】この発明に係るテーブル移動装置は上記
のように構成したので、移動ねじ用モータとナット部材
用モータとにより、テーブル移動ねじとナット部材とが
同時的に、しかも、互いに逆回転されて、テーブルは、
テーブル移動ねじとナット部材の夫々の回転速度の和の
値に比例した高速の移動速度で移動することができ、テ
ーブル移動ねじの許容最高回転速度の制限によりテーブ
ル移動ねじの回転速度を低くせざるを得ないときでも、
テーブルの移動速度は十分に早くなって、例えば加工作
業能率向上が期待できる。
Since the table moving device according to the present invention is constructed as described above, the table moving screw and the nut member are simultaneously and reversely rotated by the moving screw motor and the nut member motor. The table is
It is possible to move at a high speed that is proportional to the sum of the rotation speeds of the table moving screw and nut member, and the rotation speed of the table moving screw must be reduced by limiting the maximum allowable rotation speed of the table moving screw. Even when you don't get
The moving speed of the table is sufficiently high, and, for example, it is expected that the working efficiency can be improved.

【図面の簡単な説明】[Brief description of drawings]

【図1】この発明のテーブル移動装置の第1実施例を示
す平面図である。
FIG. 1 is a plan view showing a first embodiment of a table moving device of the present invention.

【図2】図1の要部の水平断面図である。FIG. 2 is a horizontal sectional view of a main part of FIG.

【図3】この発明の第2実施例を示す平面図である。FIG. 3 is a plan view showing a second embodiment of the present invention.

【符号の説明】[Explanation of symbols]

1 テーブル 3 ガイド 5 ナット部材 7 テーブル移動ねじ 11 移動ねじ用モータ 17 ナット部材用モータ 1 table 3 guide 5 nut member 7 table moving screw 11 moving screw motor 17 nut member motor

Claims (1)

【特許請求の範囲】[Claims] 【請求項1】 ガイドに案内されて移動できるテーブル
の移動方向に平行に軸芯を配置したテーブル移動ねじ
と、テーブル移動ねじに螺合し、かつ、回転のみ自在に
テーブルに設けているナット部材と、テーブル移動ね
じ、ナット部材を夫々、互いに逆回転駆動する移動ねじ
用モータ、ナット部材用モータとを備えてなることを特
徴とするテーブル移動装置。
1. A table moving screw having an axis arranged parallel to a moving direction of a table which can be guided and moved by a guide, and a nut member which is screwed to the table moving screw and is rotatably provided on the table. And a table moving screw and a nut member, the motor for moving screw and the motor for nut member driving the table member and the nut member in opposite directions, respectively.
JP21688191A 1991-08-28 1991-08-28 Table moving device Pending JPH0557381A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP21688191A JPH0557381A (en) 1991-08-28 1991-08-28 Table moving device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP21688191A JPH0557381A (en) 1991-08-28 1991-08-28 Table moving device

Publications (1)

Publication Number Publication Date
JPH0557381A true JPH0557381A (en) 1993-03-09

Family

ID=16695378

Family Applications (1)

Application Number Title Priority Date Filing Date
JP21688191A Pending JPH0557381A (en) 1991-08-28 1991-08-28 Table moving device

Country Status (1)

Country Link
JP (1) JPH0557381A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108746833A (en) * 2018-06-07 2018-11-06 安徽广美钢业有限公司 A kind of hi-precision cutting device for stainless pipe
CN117583657A (en) * 2024-01-19 2024-02-23 无锡七机机床有限公司 High-precision planing and thinning machine tool adjusting device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108746833A (en) * 2018-06-07 2018-11-06 安徽广美钢业有限公司 A kind of hi-precision cutting device for stainless pipe
CN108746833B (en) * 2018-06-07 2019-10-11 上海华普钢结构股份有限公司 A kind of hi-precision cutting device for stainless pipe
CN117583657A (en) * 2024-01-19 2024-02-23 无锡七机机床有限公司 High-precision planing and thinning machine tool adjusting device
CN117583657B (en) * 2024-01-19 2024-03-26 无锡七机机床有限公司 High-precision planing and thinning machine tool adjusting device

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