JPH1032973A - Dust proofing/removing device for permanent magnet section of linear motor - Google Patents
Dust proofing/removing device for permanent magnet section of linear motorInfo
- Publication number
- JPH1032973A JPH1032973A JP18468496A JP18468496A JPH1032973A JP H1032973 A JPH1032973 A JP H1032973A JP 18468496 A JP18468496 A JP 18468496A JP 18468496 A JP18468496 A JP 18468496A JP H1032973 A JPH1032973 A JP H1032973A
- Authority
- JP
- Japan
- Prior art keywords
- dust
- permanent magnet
- linear motor
- preventing
- section
- 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.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
- H02K41/02—Linear motors; Sectional motors
- H02K41/03—Synchronous motors; Motors moving step by step; Reluctance motors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
- H02K5/128—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas using air-gap sleeves or air-gap discs
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、例えば金属ワーク
のレーザビーム加工機械におけるリニアモータの防塵及
び除塵手段に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to dust-proofing and dust-removing means for a linear motor in a laser beam machining machine for metal work, for example.
【０００２】[0002]
【従来の技術】近年、例えば板金ワーク等の穴あけ切断
等にＹＡＧもしくはＣＯ2 レーザビーム等による加工法
が広く利用されている。この種の加工装置においては、
例えば、レーザビームノズルを有する加工ヘッドの直接
移動用等にリニアモータ駆動が採用されている。2. Description of the Related Art In recent years, a processing method using a YAG or CO 2 laser beam or the like has been widely used, for example, for drilling and cutting a sheet metal work or the like. In this type of processing equipment,
For example, linear motor drive is employed for direct movement of a processing head having a laser beam nozzle.
【０００３】この種のリニアモータは、例えば図６にそ
の一例の要部を部分的に示すように、固定側に永久磁石
を用いる型式のものや、その逆構成の型式のものも存在
する。図６において、１は固定の永久磁石部、１ａはそ
の開放式の永久磁石表面、２はリニア可動電磁石部を示
す。As shown in FIG. 6, for example, a partial type of a linear motor of this type includes a type using a permanent magnet on a fixed side and a type having a reverse configuration. 6, reference numeral 1 denotes a fixed permanent magnet portion, 1a denotes an open permanent magnet surface thereof, and 2 denotes a linear movable electromagnet portion.
【０００４】この種のリニアモータに対して、一方、通
常の回転式モータの場合には、固定／可動側の各要素が
閉鎖された円環状の系内に配設されているが、リニアモ
ータの場合には、近隣に不図示の機械軸及びその摺動ス
ライド部等も存在する開放された空間系であり、強い磁
力が常に発生しているため、図６に示すように、特に鉄
系の金属粉等を寄せ付け易い構造となっている。On the other hand, in the case of a conventional rotary motor, on the other hand, in the case of a normal rotary motor, each element on the fixed / movable side is disposed in a closed annular system. Is an open space system in which a mechanical shaft (not shown) and its sliding slide portion and the like also exist in the vicinity, and since a strong magnetic force is constantly generated, as shown in FIG. The structure is easy to attract metal powder and the like.
【０００５】[0005]
【発明が解決しようとする課題】このため、実機におい
ては、前記機械軸及び摺動部共にじゃばら（ベローズ）
等により外部環境に対して封止しているが、機械のワー
ク加工粉等の細かい粒子の粉塵が混入し易く、微細なク
リアランスで精密なスライドが行われるため、実際には
時折じゃばら等を取外して永久磁石面表面１ａに付着し
たこれら粉塵を取除く保守作業が必要であり、実質的に
多くの工数を要していた。Therefore, in the actual machine, both the mechanical shaft and the sliding portion are bellows.
Although it is sealed to the external environment by such as, etc., dust of fine particles such as machine work powder of the machine is easy to mix, and precise sliding is performed with fine clearance, so actually remove occasional jaws etc. Therefore, maintenance work for removing these dusts adhering to the surface 1a of the permanent magnet surface is required, which requires substantially many man-hours.
【０００６】本発明は、以上のような局面にかんがみて
なされたもので、永久磁石表面に付着してしまう金属粉
等の粉塵を、実質的に相当期間、保守不要型式に除去す
る手段の提供を目的としている。The present invention has been made in view of the above situation, and provides a means for removing dust such as metal powder adhering to the surface of a permanent magnet in a maintenance-free type for a substantial period of time. It is an object.
【０００７】[0007]
【課題を解決するための手段】このため、本発明におい
ては、以下の（１）〜（７）のいずれかに記載の防・除
塵装置の提供により、前記目的を達成しようとするもの
である。Therefore, in the present invention, an object of the present invention is to achieve the above object by providing a dust-proofing / dust-removing device according to any one of the following (1) to (7). .
【０００８】（１）固定永久磁石部と可動電磁石部とよ
り成るレーザ加工機用のリニアモータにおいて、前記永
久磁石部の開放表面に付着する金属粉を主とする粉塵の
防塵及び除塵手段を設けたことを特徴とするリニアモー
タ永久磁石部の防・除塵装置。 （２）前記粉塵の防塵及び除塵手段は、前記可動電磁石
部の移動端部に固設した粉塵の除去及び移動手段と、前
記永久磁石部端部に配設した金属粉回収用磁石手段とよ
り成ることを特徴とする（１）項記載のリニアモータ永
久磁石部の防・除塵装置。(1) A linear motor for a laser processing machine comprising a fixed permanent magnet section and a movable electromagnet section, provided with means for preventing and removing dust mainly composed of metal powder adhering to the open surface of the permanent magnet section. A dust prevention / removal device for a permanent magnet portion of a linear motor. (2) The dust prevention and dust removal means includes a dust removal and movement means fixed to a moving end of the movable electromagnet part, and a metal powder collection magnet means provided at the end of the permanent magnet part. The dustproofing and dust-removing device for a permanent magnet portion of a linear motor according to (1), wherein:
【０００９】（３）前記粉塵の除去及び移動手段は、ブ
ラシ部材またはフェルトパッド状部材、またはスクレー
パ部材のいずれかであることを特徴とする（２）項記載
のリニアモータ永久磁石部の防・除塵装置。(3) The dust removing and moving means is any one of a brush member, a felt pad-like member, and a scraper member. Dust removal device.
【００１０】（４）前記永久磁石部端部に配設した金属
粉回収用磁石手段に代えて、前記可動電磁石部の移動端
部に固設した粉塵の除去及び移動手段の本体上に設けた
ケーシング部より可撓導管を介して外部の吸引手段に接
続したことを特徴とする（２）項記載のリニアモータ永
久磁石部の防・除塵装置。(4) Instead of the magnet means for collecting metal powder disposed at the end of the permanent magnet section, the apparatus is provided on the main body of the dust removing and moving means fixed to the moving end of the movable electromagnet section. (2) The device for preventing and removing dust from a permanent magnet section of a linear motor according to (2), wherein the casing section is connected to an external suction means via a flexible conduit.
【００１１】（５）前記粉塵の防塵及び除塵手段は、前
記可動電磁石部の移動端部に回転可能に配設した粘着性
ローラであることを特徴とする（１）項記載のリニアモ
ータの永久磁石部の防・除塵装置。(5) The permanent motor for a linear motor according to (1), wherein the dust-preventing and dust-removing means is a sticky roller rotatably disposed at a moving end of the movable electromagnet. Anti-dust and dust removal device for magnets.
【００１２】（６）前記粉塵の防塵及び除塵手段は、前
記永久磁石表面の全面に交換可能に貼付した非磁性体薄
膜粘着フィルムであることを特徴とする（１）項記載の
リニアモータの永久磁石部の防・除塵装置。(6) The permanent motor for a linear motor according to (1), wherein the dust-preventing and dust-removing means is a non-magnetic thin film adhesive film which is replaceably attached to the entire surface of the permanent magnet. Anti-dust and dust removal device for magnets.
【００１３】（７）前記（２），（４），（５），
（６）項のいずれかを任意に組合せたことを特徴とする
（１）項記載のリニアモータ永久磁石部の防・除塵装
置。(7) The above (2), (4), (5),
(6) An apparatus for preventing and removing dust from a permanent magnet section of a linear motor according to (1), wherein any one of (6) is arbitrarily combined.
【００１４】[0014]
【作用】以上のような本発明構成により、比較的簡易な
手段により、前記保守課題を大幅に改善し得る。According to the structure of the present invention as described above, the maintenance problem can be greatly improved by relatively simple means.
【００１５】[0015]
【発明の実施の形態】以下に、本発明の実施の形態を、
複数の実施例に基づいて詳細に説明する。DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below.
This will be described in detail based on a plurality of embodiments.
【００１６】[0016]
【実施例】図１〜図５に、それぞれ本発明に係る第１〜
第５実施例の要部概要斜視図を示し、前記図６における
と同一（相当）構成要素は、同一符号で表わす。1 to 5 show first to fifth embodiments according to the present invention, respectively.
FIG. 13 is a schematic perspective view of a main part of the fifth embodiment, and the same (corresponding) components as those in FIG. 6 are denoted by the same reference numerals.
【００１７】（実施例１）図１に示す第１の実施例は、
可動電磁石２の移動前端部にブラシ３を装着し、移動時
に永久磁石１の表面１ａ上に溜った粉塵を取除き、可動
部がストローク端部に達した際に、予めその部分に隣接
して下方に配設した金属粉回収用磁石パレット４部で吸
着するようにしたものである。(Embodiment 1) The first embodiment shown in FIG.
The brush 3 is attached to the front end of the movable electromagnet 2 to remove dust accumulated on the surface 1a of the permanent magnet 1 during the movement, and when the movable portion reaches the stroke end, it is adjacent to the portion in advance. The metal powder collecting magnet pallet 4 disposed below is adapted to adsorb.
【００１８】パレット４の下部には、磁力解除レバー６
を備えたマグネットスタンド５が定置されており、随時
もしくは定期的の保守時には磁力解除レバー６を操作し
て、磁石パレット４内に溜った金属粉をスタンド５内の
客器部内へ排除する。At the lower part of the pallet 4, a magnetic force releasing lever 6 is provided.
A magnetic stand 5 provided with a magnet stand is provided, and the magnetic force releasing lever 6 is operated at any time or at regular maintenance to remove the metal powder accumulated in the magnet pallet 4 into the customer compartment in the stand 5.
【００１９】なお、前記ブラシ３は、これと実質的に同
等の清掃機能を有するフェルトパッド等の類似品であっ
ても差支えない。また、図例ではブラシ３及び回収用磁
石パレット４をそれぞれ可動電磁石２及び永久磁石１の
前端部に備えた事例を示したが、要すれば、前後両端部
に備えることもできることはもちろんである。The brush 3 may be a similar product such as a felt pad having a substantially equivalent cleaning function. In the illustrated example, the brush 3 and the collection magnet pallet 4 are provided at the front ends of the movable electromagnet 2 and the permanent magnet 1, respectively. .
【００２０】（実施例２）図２に示す第２の実施例は、
前記図１の実施例１におけるブラシ３に代えて可動電磁
石２の前端部に、例えば金属製もしくは合成樹脂材料製
のスクレーパ７を用いたもので、その他に関しては、実
施例１におけると同一であるため、重複説明は省略す
る。(Embodiment 2) The second embodiment shown in FIG.
A scraper 7 made of, for example, a metal or a synthetic resin material is used at the front end of the movable electromagnet 2 in place of the brush 3 in the first embodiment of FIG. 1 described above, and the rest is the same as in the first embodiment. Therefore, a duplicate description will be omitted.
【００２１】（実施例３）図３に示す第３の実施例は、
前記実施例１または実施例２における金属粉回収用磁石
パレット４及びマグネットスタンド５の利用に代えて、
ブラシ３またはスクレーパ７本体上に、ブラシ（または
スクレーパ）ケーシング部８を設け、ブラシ３またはス
クレーパ７により取除いた金属粉等の粉塵を、直接フレ
キシブル導管８ａを介して、不図示のバキュームブロワ
（クリーナ）９に導くようにしたものである。図３例
は、これらの装置を可動電磁石２の両端部へ装着した図
例を示したが、場合によっては片側のみであっても差支
えないことはもちろんである。 （実施例４）図４に示す第４の実施例は、粘着性ローラ
１０を可動電磁石部２の移動前後端部に配設して、移動
の都度、永久磁石表面１の金属粉等を付着させるように
したもので、随時もしくは定期的な保守時にローラ１０
の交換もしくは表面剥離処理等を行うようにしたもので
ある。(Embodiment 3) A third embodiment shown in FIG.
Instead of using the magnet pallet 4 and the magnet stand 5 for collecting metal powder in the first embodiment or the second embodiment,
A brush (or scraper) casing 8 is provided on the brush 3 or the scraper 7 main body, and dust such as metal powder removed by the brush 3 or the scraper 7 is directly passed through a flexible conduit 8a to a vacuum blower (not shown). (Cleaner) 9. FIG. 3 shows an example in which these devices are mounted on both ends of the movable electromagnet 2, but it goes without saying that in some cases only one side may be used. (Embodiment 4) In the fourth embodiment shown in FIG. 4, the adhesive roller 10 is disposed at the front and rear ends of the movable electromagnet section 2 before and after the movement, and the metal powder or the like on the surface 1 of the permanent magnet adheres every time the movement is made. The roller 10 is used at any time or during regular maintenance.
Or a surface peeling treatment or the like.
【００２２】（実施例５）図５に示す第５の実施例は、
永久磁石表面１ａ上に全面的に、例えばビニール，セロ
ファン等の樹脂系粘着テープの非磁性体薄膜フィルム１
１を張り付け、所定の汚れ程度に達したら剥がして取換
えるようにしたものである。(Embodiment 5) The fifth embodiment shown in FIG.
Non-magnetic thin film 1 of resin-based adhesive tape such as vinyl, cellophane, etc.
No. 1 is attached, and when it reaches a predetermined degree of dirt, it is peeled off and replaced.
【００２３】なお、本実施例５に前記実施例１における
ブラシ３やフェルトパッド等を併用することも可能であ
る。The brush 5 and the felt pad in the first embodiment can be used in combination with the fifth embodiment.
【００２４】（他の実施例）以上の各実施例において、
より効果的な場合には、任意の前記各実施例の組合せを
行うことも可能である。(Other Embodiments) In each of the above embodiments,
If more effective, any combination of the above embodiments can be performed.
【００２５】[0025]
【発明の効果】以上説明したように、例えばレーザビー
ム加工機等に使用されるリニアモータ機構において、開
放空間内で常に強い磁力の作用する固定磁石表面には金
属粉等の粉塵が付着し易く、従来その除去には大きな工
数／時間を要したが、本発明構成によれば、比較的簡易
な手段により、上記の保守課題を大幅に改善ないし解決
することができる。As described above, in a linear motor mechanism used, for example, in a laser beam machine or the like, dust such as metal powder easily adheres to the surface of a fixed magnet where a strong magnetic force always acts in an open space. Conventionally, the removal requires a large number of man-hours / time. However, according to the configuration of the present invention, the above-described maintenance problem can be significantly improved or solved by relatively simple means.
【図１】 実施例１の要部概要斜視図FIG. 1 is a schematic perspective view of a main part of a first embodiment.
【図２】 実施例２の要部概要斜視図FIG. 2 is a schematic perspective view of a main part of a second embodiment.
【図３】 実施例３の要部概要斜視図FIG. 3 is a schematic perspective view of a main part of a third embodiment.
【図４】 実施例４の要部概要斜視図FIG. 4 is a schematic perspective view of a main part of a fourth embodiment.
【図５】 実施例５の要部概要斜視図FIG. 5 is a schematic perspective view of a main part of a fifth embodiment.
【図６】 リニアモータの一例の要部斜視図FIG. 6 is a perspective view of a main part of an example of a linear motor.
１ 永久磁石部 １ａ 永久磁石表面 ２ 可動電磁石部 ３ ブラシ ４ 金属回収用磁石パレット ５ マグネットスタンド ６ 磁力解除レバー ７ スクレーパ ８ ブラシケーシング ８ａ フレキシブル導管 ９ バキュームブロワ １０ 粘着性ローラ １１ 薄膜フィルム DESCRIPTION OF SYMBOLS 1 Permanent magnet part 1a Permanent magnet surface 2 Movable electromagnet part 3 Brush 4 Metal pallet for metal recovery 5 Magnet stand 6 Magnetic force release lever 7 Scraper 8 Brush casing 8a Flexible conduit 9 Vacuum blower 10 Adhesive roller 11 Thin film
Claims (7)
るレーザ加工機用のリニアモータにおいて、前記永久磁
石部の開放表面に付着する金属粉を主とする粉塵の防塵
及び除塵手段を設けたことを特徴とするリニアモータ永
久磁石部の防・除塵装置。1. A linear motor for a laser beam machine comprising a fixed permanent magnet portion and a movable electromagnet portion, wherein a dust-proof and dust-removing means for dust mainly composed of metal powder adhering to an open surface of the permanent magnet portion is provided. A dust-preventing and dust-removing device for a permanent magnet of a linear motor.
動電磁石部の移動端部に固設した粉塵の除去及び移動手
段と、前記永久磁石部端部に配設した金属粉回収用磁石
手段とより成ることを特徴とする請求項１記載のリニア
モータ永久磁石部の防・除塵装置。2. A dust removing and moving means fixed to a moving end of the movable electromagnet part, and a metal dust collecting magnet means arranged at an end of the permanent magnet part. The dust-preventing and dust-removing device for a permanent magnet portion of a linear motor according to claim 1, comprising:
部材またはフェルトパッド状部材、またはスクレーパ部
材のいずれかであることを特徴とする請求項２記載のリ
ニアモータ永久磁石部の防・除塵装置。3. The apparatus for preventing and removing dust from a permanent magnet part of a linear motor according to claim 2, wherein the means for removing and moving the dust is one of a brush member, a felt pad-like member, and a scraper member. .
収用磁石手段に代えて、前記可動電磁石部の移動端部に
固設した粉塵の除去及び移動手段の本体上に設けたケー
シング部より可撓導管を介して外部の吸引手段に接続し
たことを特徴とする請求項２記載のリニアモータ永久磁
石部の防・除塵装置。4. A casing provided on the main body of the moving means for removing dust fixed to the moving end of the movable electromagnet part, instead of the metal powder collecting magnet means disposed at the end of the permanent magnet part. 3. The apparatus for preventing and removing dust from a permanent magnet part of a linear motor according to claim 2, wherein the part is connected to an external suction means via a flexible conduit.
動電磁石部の移動端部に回転可能に配設した粘着性ロー
ラであることを特徴とする請求項１記載のリニアモータ
の永久磁石部の防・除塵装置。5. The permanent magnet unit of a linear motor according to claim 1, wherein said dust-preventing and dust-removing means is an adhesive roller rotatably disposed at a moving end of said movable electromagnet unit. Anti-dust device.
久磁石表面の全面に交換可能に貼付した非磁性体薄膜粘
着フィルムであることを特徴とする請求項１記載のリニ
アモータの永久磁石部の防・除塵装置。6. The permanent magnet section of a linear motor according to claim 1, wherein said dust-preventing and dust-removing means is a nonmagnetic thin film adhesive film which is replaceably attached to the entire surface of said permanent magnet. Anti-dust device.
任意に組合せたことを特徴とする請求項１記載のリニア
モータ永久磁石部の防・除塵装置。7. An apparatus for preventing and removing dust from a permanent magnet portion of a linear motor according to claim 1, wherein any one of the above-mentioned claims 2, 4, 5, and 6 is arbitrarily combined.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18468496A JPH1032973A (en) | 1996-07-15 | 1996-07-15 | Dust proofing/removing device for permanent magnet section of linear motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18468496A JPH1032973A (en) | 1996-07-15 | 1996-07-15 | Dust proofing/removing device for permanent magnet section of linear motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH1032973A true JPH1032973A (en) | 1998-02-03 |
Family
ID=16157572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18468496A Withdrawn JPH1032973A (en) | 1996-07-15 | 1996-07-15 | Dust proofing/removing device for permanent magnet section of linear motor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH1032973A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003036781A3 (en) * | 2001-10-19 | 2003-08-28 | Siemens Ag | Electric linear motor and secondary component for a linear motor |
| KR101211129B1 (en) * | 2008-03-10 | 2012-12-11 | 삼성테크윈 주식회사 | Linear motor and chip mounter having the same |
| CN107000944A (en) * | 2014-12-09 | 2017-08-01 | 罗伯特·博世有限公司 | The pusher of electromagnetism operation |
| CN108655755A (en) * | 2018-08-03 | 2018-10-16 | 张明明 | A kind of numerically-controlled machine tool that clean level is high |
| CN111515752A (en) * | 2020-05-07 | 2020-08-11 | 王雪峰 | Numerical control lathe convenient to clean fuselage |
| CN112171311A (en) * | 2020-10-09 | 2021-01-05 | 扬州永瑞机械有限公司 | High stability digit control machine tool workstation |
| CN112428095A (en) * | 2020-12-06 | 2021-03-02 | 耿广富 | Scrap recovery device for workpiece polishing |
| CN113300561A (en) * | 2021-05-31 | 2021-08-24 | 深圳市博扬智能装备有限公司 | High-precision linear motor module |
| CN115139141A (en) * | 2022-07-15 | 2022-10-04 | 深圳市启航顺精密五金有限公司 | Servo power knife tower type numerical control machine tool |
-
1996
- 1996-07-15 JP JP18468496A patent/JPH1032973A/en not_active Withdrawn
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6930415B2 (en) | 2001-10-19 | 2005-08-16 | Siemens Aktiengesellschaft | Electric linear motor, and secondary for a linear motor |
| WO2003036781A3 (en) * | 2001-10-19 | 2003-08-28 | Siemens Ag | Electric linear motor and secondary component for a linear motor |
| KR101211129B1 (en) * | 2008-03-10 | 2012-12-11 | 삼성테크윈 주식회사 | Linear motor and chip mounter having the same |
| CN107000944A (en) * | 2014-12-09 | 2017-08-01 | 罗伯特·博世有限公司 | The pusher of electromagnetism operation |
| CN107000944B (en) * | 2014-12-09 | 2019-06-18 | 罗伯特·博世有限公司 | The driving means of electromagnetism operation |
| CN108655755B (en) * | 2018-08-03 | 2021-01-19 | 深圳市诚创数控设备有限公司 | Digit control machine tool that clean degree is high |
| CN108655755A (en) * | 2018-08-03 | 2018-10-16 | 张明明 | A kind of numerically-controlled machine tool that clean level is high |
| CN111515752A (en) * | 2020-05-07 | 2020-08-11 | 王雪峰 | Numerical control lathe convenient to clean fuselage |
| CN112171311A (en) * | 2020-10-09 | 2021-01-05 | 扬州永瑞机械有限公司 | High stability digit control machine tool workstation |
| CN112428095A (en) * | 2020-12-06 | 2021-03-02 | 耿广富 | Scrap recovery device for workpiece polishing |
| CN113300561A (en) * | 2021-05-31 | 2021-08-24 | 深圳市博扬智能装备有限公司 | High-precision linear motor module |
| CN115139141A (en) * | 2022-07-15 | 2022-10-04 | 深圳市启航顺精密五金有限公司 | Servo power knife tower type numerical control machine tool |
| CN115139141B (en) * | 2022-07-15 | 2024-02-13 | 滕州市山东大汉智能科技有限公司 | Servo power turret type numerical control machine tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A300 | Withdrawal of application because of no request for examination |
Free format text: JAPANESE INTERMEDIATE CODE: A300 Effective date: 20031007 |