WO2008086707A1 - A combined type multifunction boring cutter - Google Patents

A combined type multifunction boring cutter Download PDF

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Publication number
WO2008086707A1
WO2008086707A1 PCT/CN2007/003857 CN2007003857W WO2008086707A1 WO 2008086707 A1 WO2008086707 A1 WO 2008086707A1 CN 2007003857 W CN2007003857 W CN 2007003857W WO 2008086707 A1 WO2008086707 A1 WO 2008086707A1
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WO
WIPO (PCT)
Prior art keywords
groove
shank
cutter head
combined multi
file according
Prior art date
Application number
PCT/CN2007/003857
Other languages
French (fr)
Chinese (zh)
Inventor
Xian'e Lin
Original Assignee
Lin Xian E
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 Lin Xian E filed Critical Lin Xian E
Publication of WO2008086707A1 publication Critical patent/WO2008086707A1/en

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B29/00—Holders for non-rotary cutting tools; Boring bars or boring heads; Accessories for tool holders
    • B23B29/03—Boring heads
    • B23B29/034—Boring heads with tools moving radially, e.g. for making chamfers or undercuttings
    • B23B29/03403—Boring heads with tools moving radially, e.g. for making chamfers or undercuttings radially adjustable before starting manufacturing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2220/00—Details of turning, boring or drilling processes
    • B23B2220/44—Roughing
    • B23B2220/445—Roughing and finishing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2265/00—Details of general geometric configurations
    • B23B2265/12—Eccentric

Definitions

  • the utility model relates to the field of metal processing, in particular to a combined multifunctional boring tool.
  • the boring tool widely used in the numerical control metal processing industry mostly adopts the cutter support sleeve which is mounted on a slider, and uses the adjustment screw to move the cutter slider to form a synchronous difference so that there is a relative relationship between the slider and the fixed rod. Displacement.
  • the cutting amount of the tool is controlled by the spiral adjustment to realize processing in various size ranges.
  • Such fine-tuning architecture is complicated and delicate, difficult to maintain, and costly. On the other hand, it is not conducive to rough processing, resulting in inconvenience in production.
  • the utility model is intended to make up for the defects of the prior art, and provides a combined multi-function boring tool which is simple in structure, can reduce cost, and is applicable to a wide range of rough and fine processing.
  • the utility model adopts the following technical scheme - a combined multi-function boring tool, comprising a arbor 1, a cutter head 2 and a blade 3 which are detachably mounted in sequence, a cutter bar 1 and a cutter head 2
  • the blade 3 is mounted on the top of the cutter head 2 with a link structure of different axes.
  • the top of the cutter head 2 is provided with an angular groove 21 for the blade 3, and the blade 3 is screwed in the angular groove 21.
  • the visible portion of the outer edge of the front end of the shank 1 is provided with a tick mark line 11.
  • the front end of the shank 1 is provided with a groove 12 which cooperates with the cutter head 2, and a hole 13 is formed in the side wall of the groove 12 and a cutter head 2 which is locked by a fixing screw is provided.
  • the end of the cutter head 2 connected to the cutter bar 1 is provided with a groove 22, and a through hole 23 communicating with the groove 22 is opened along the axis, and the front end of the cutter bar 1 is provided with a boss 14 which cooperates with the groove 22, and is convex.
  • the center of the table 14 is provided with a threaded groove 15 and a top locking screw is inserted through the through hole 23 to be locked with the groove 15.
  • the axis of the boss 14 is offset from the axis of the shank 1. 0 ⁇ 1.
  • the shank 1 is provided with an annular tray having an outer circle area significantly larger than the end surface area of the shank 1, and the tray 16 is fitted over the boss 14 and is locked to the shank 1 by a plurality of sets of symmetrically arranged screws.
  • the end surface of the cutter head 2 is provided with four screw holes 24 distributed along the groove 22, and the tray 16 is matched with four arc-shaped dental holes 161, and screws are respectively provided through the dental holes 161 to lock the screw holes 24 .
  • the visible portion of the outer edge of the tray 16 is provided with a scale mark line 162.
  • Figure 1 is a schematic view of the structure of the present invention
  • Figure 2 is a cross-sectional view of the tool bar of Figure 1;
  • Figure 3 is a schematic structural view of a cutter head of the first embodiment
  • FIG. 4 is a schematic structural view of a second embodiment
  • Figure 5 is a schematic view showing the structure of the improved tool bar as a second embodiment
  • Fig. 6 is a schematic view showing the structure of a modified shank as a second embodiment.
  • FIG. 1 is a schematic structural view of the utility model
  • FIG. 2 is a cross-sectional view of the tool bar of FIG. 1
  • FIG. 3 is a schematic structural view of the first embodiment
  • FIG. 2 is a schematic view of a modified shank structure as a second embodiment
  • FIG. 6 is a schematic view of a modified shank structure as a second embodiment.
  • a combined multi-purpose boring tool comprises a arranging tool holder 1, a cutter head 2 and a blade 3 which are sequentially mounted in a detachable manner, and the cutter bar 1 and the cutter head 2 adopt different axial centers.
  • the connection structure is set, and the blade 3 is mounted on the top of the cutter head 2.
  • Such an eccentric adjustment structure can satisfy small error adjustment and reduce the error range.
  • the top of the cutter head 2 is provided with an angular groove 21 which cooperates with the blade 3, and the blade 3 is screwed in the angular groove 21.
  • the different requirements of roughing and fine machining can be further satisfied by changing the blade.
  • the visible portion of the outer edge of the front end of the shank 1 is provided with a tick mark line 11.
  • the front end of the shank 1 is provided with a slot 12 for engaging with the cutter head 2, and a hole 13 is formed in the side wall of the slot 11 and a cutter head 2 is locked by a fixing screw;
  • the axis of the shaft is offset from the axis of the shank 1 0. 1 0. 5mm.
  • a boring tool can be used to machine small holes.
  • the end of the cutter head 2 connected to the cutter bar 1 is provided with a groove 22, and a through hole 23 communicating with the groove 22 is opened along the axis, and the front end of the cutter bar 1 is provided.
  • a boss 14 that cooperates with the recess 22, the center of the boss 14 is provided with a threaded groove 15 , and a top locking screw is locked through the through hole 23 and the groove 15; the axis of the boss 14 and the arbor 1 axis deviation 0. 1 0. 5
  • a boring tool can be used to machine the medium hole.
  • the arbor 1 is provided with an annular tray 16 having an outer circle area significantly larger than the end surface area of the shank 1.
  • the tray 16 is sleeved outside the boss 14 and adopts a plurality of sets of symmetrically arranged screws.
  • Locked on the shank 1; the end surface of the cutter head 2 is provided with four screw holes 24 distributed along the groove 22, and the tray 16 is matched with four arc-shaped vents 161, and screws are respectively disposed through
  • the dental hole 161 locks the screw hole 24; the visible portion of the outer edge of the tray 16 is provided with a scale mark line 162.
  • a large hole can be machined using a file.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Cutting Tools, Boring Holders, And Turrets (AREA)
  • Drilling Tools (AREA)

Abstract

A combined-type boring cutter includes a holder (1), a bar (2) and a blade (3) in turn. The holder (1) and the bar (2) are arranged in different axes. The diameter size of the cutter can be changed by adjusting different orientations. This type of boring cutter can be applied in rough machining and finish machining and can be combined several types of cutters which can machine standard size. It is convenient to adjust the cutter and the life of the cutter is increased.

Description

一种组合式的多功能镗刀 技术领域  Combined multi-function boring tool
本实用新型涉及金属加工领域， 具体是一种组合式的多功能镗刀。  The utility model relates to the field of metal processing, in particular to a combined multifunctional boring tool.
背景技术 Background technique
目前在数控金属加工行业广泛使用的镗刀多采用将刀具装在一滑块上的刀具支承 套内， 采用调节丝杆移动刀具滑块， 构成同步差式使滑块与固定杆之间有相对位移。 通 过螺旋调节控制刀具的切削量， 实现各种尺寸范围的加工。 这样的微调架构复杂精密易 损， 难维护、 成本高昂， 另一方面不利于粗加工使用， 造成生产的不便。  At present, the boring tool widely used in the numerical control metal processing industry mostly adopts the cutter support sleeve which is mounted on a slider, and uses the adjustment screw to move the cutter slider to form a synchronous difference so that there is a relative relationship between the slider and the fixed rod. Displacement. The cutting amount of the tool is controlled by the spiral adjustment to realize processing in various size ranges. Such fine-tuning architecture is complicated and delicate, difficult to maintain, and costly. On the other hand, it is not conducive to rough processing, resulting in inconvenience in production.
发明内容 Summary of the invention
本实用新型欲弥补现有技术的缺陷， 提供一种结构简单、 可以降低成本并且适用广 泛的粗、 细加工的组合式多功能镗刀。  The utility model is intended to make up for the defects of the prior art, and provides a combined multi-function boring tool which is simple in structure, can reduce cost, and is applicable to a wide range of rough and fine processing.
为了实现上述目的， 本实用新型采用了如下技术方案- 一种组合式的多功能镗刀， 包括采用可拆方式顺序安装的刀杆 1、 刀头 2和刀片 3， 刀杆 1和刀头 2采用不同轴心的链接结构设置， 刀片 3则安装在刀头 2顶部。  In order to achieve the above object, the utility model adopts the following technical scheme - a combined multi-function boring tool, comprising a arbor 1, a cutter head 2 and a blade 3 which are detachably mounted in sequence, a cutter bar 1 and a cutter head 2 The blade 3 is mounted on the top of the cutter head 2 with a link structure of different axes.
刀头 2顶部设有和刀片 3配的角状凹槽 21， 刀片 3用螺丝固定在角状凹槽 21内。 刀杆 1前端的外沿的可见部分设有刻度标记线 11。  The top of the cutter head 2 is provided with an angular groove 21 for the blade 3, and the blade 3 is screwed in the angular groove 21. The visible portion of the outer edge of the front end of the shank 1 is provided with a tick mark line 11.
刀杆 1前端设有与刀头 2配合的槽 12，在槽 12侧壁开孔 13并设一用固定螺丝来锁 紧的刀头 2。  The front end of the shank 1 is provided with a groove 12 which cooperates with the cutter head 2, and a hole 13 is formed in the side wall of the groove 12 and a cutter head 2 which is locked by a fixing screw is provided.
槽 12的轴心与刀杆 1的轴心偏离 0. 1〜0. 5画。  5 之间。 The axis of the groove 12 and the axis of the shank 1 is offset 0. 1~0. 5 paintings.
刀头 2与刀杆 1相连的一端设有凹槽 22， 并沿轴心开一与凹槽 22相通的通孔 23， 刀杆 1前端则设有与凹槽 22配合的凸台 14， 凸台 14中心开设有带螺纹的凹槽 15， 设 一顶部锁紧螺丝穿过通孔 23与凹槽 15锁紧。  The end of the cutter head 2 connected to the cutter bar 1 is provided with a groove 22, and a through hole 23 communicating with the groove 22 is opened along the axis, and the front end of the cutter bar 1 is provided with a boss 14 which cooperates with the groove 22, and is convex. The center of the table 14 is provided with a threaded groove 15 and a top locking screw is inserted through the through hole 23 to be locked with the groove 15.
凸台 14的轴心与刀杆 1的轴心偏离 0. 1〜0. 5誦。  5诵。 The axis of the boss 14 is offset from the axis of the shank 1. 0~1.
刀杆 1设有一外圆面积明显大于刀杆 1端面面积的环形托盘 16， 托盘 16配合的套 设在凸台 14外， 并采用多组对称设置的螺丝锁紧在刀杆 1上。  The shank 1 is provided with an annular tray having an outer circle area significantly larger than the end surface area of the shank 1, and the tray 16 is fitted over the boss 14 and is locked to the shank 1 by a plurality of sets of symmetrically arranged screws.
确认本 刀头 2的端面设有沿凹槽 22设有十字分布的四个螺丝孔 24,托盘 16则配合的还有 四段弧状牙孔 161， 并分别设螺钉穿过牙孔 161锁紧螺丝孔 24。 Confirmation The end surface of the cutter head 2 is provided with four screw holes 24 distributed along the groove 22, and the tray 16 is matched with four arc-shaped dental holes 161, and screws are respectively provided through the dental holes 161 to lock the screw holes 24 .
托盘 16外沿的可见部分设有刻度标记线 162。  The visible portion of the outer edge of the tray 16 is provided with a scale mark line 162.
采用本实用新型的技术方案， 可以实现一种结构简单、 可以降低成本并且适用广泛 的粗、 细加工的组合式多功能镗刀， 通过不同型号组合成加工标准尺寸的各种镗刀， 调 节方便， 还提高了镗刀使用寿命。  By adopting the technical scheme of the utility model, a combined multi-function boring tool with simple structure, low cost and wide application of coarse and fine processing can be realized, and various boring tools of standard size can be assembled by different models, and the adjustment is convenient. , also improved the life of the file.
附图说明 DRAWINGS
图 1为本实用新型的结构示意图；  Figure 1 is a schematic view of the structure of the present invention;
图 2为图 1的刀杆剖面图；  Figure 2 is a cross-sectional view of the tool bar of Figure 1;
图 3为第一种实施式的刀头的结构示意图；  Figure 3 is a schematic structural view of a cutter head of the first embodiment;
图 4为第二种实施方式的结构示意图；  4 is a schematic structural view of a second embodiment;
图 5为作为第二种实施方式的改进的刀杆结构示意图；  Figure 5 is a schematic view showing the structure of the improved tool bar as a second embodiment;
图 6为作为第二种实施方式的改进的刀杆结构示意图。  Fig. 6 is a schematic view showing the structure of a modified shank as a second embodiment.
具体实施方式 detailed description
下面结合说明书附图和实施例对本实用新型做进一步的说明， 但本实用新型所保护 的范围并不局限于此。  The present invention will be further described below in conjunction with the drawings and embodiments, but the scope of protection of the present invention is not limited thereto.
图 1为本实用新型的结构示意图； 图 2为图 1的刀杆剖面图； 图 3为第一种实施方 式的刀头的结构示意图； 图 4为第二种实施方式的结构示意图； 图 5为作为第二种实施 方式的改进的刀杆结构示意图； 图 6为作为第二种实施方式的改进的刀杆结构示意图。  1 is a schematic structural view of the utility model; FIG. 2 is a cross-sectional view of the tool bar of FIG. 1; FIG. 3 is a schematic structural view of the first embodiment; FIG. 2 is a schematic view of a modified shank structure as a second embodiment; FIG. 6 is a schematic view of a modified shank structure as a second embodiment.
如图 1到图 6所示， 一种组合式的多功能镗刀， 包括采用可拆方式顺序安装的刀杆 1、刀头 2和刀片 3， 刀杆 1和刀头 2采用不同轴心的连接结构设置， 刀片 3则安装在刀 头 2顶部。 这样的偏心调节结构， 可以满足细小的误差调节， 减小误差范围。  As shown in FIG. 1 to FIG. 6, a combined multi-purpose boring tool comprises a arranging tool holder 1, a cutter head 2 and a blade 3 which are sequentially mounted in a detachable manner, and the cutter bar 1 and the cutter head 2 adopt different axial centers. The connection structure is set, and the blade 3 is mounted on the top of the cutter head 2. Such an eccentric adjustment structure can satisfy small error adjustment and reduce the error range.
刀头 2顶部设有和刀片 3配合的角状凹槽 21，刀片 3用螺丝固定在角状凹槽 21内。 通过调换刀片可以进一步满足粗、 细加工的不同要求。  The top of the cutter head 2 is provided with an angular groove 21 which cooperates with the blade 3, and the blade 3 is screwed in the angular groove 21. The different requirements of roughing and fine machining can be further satisfied by changing the blade.
刀杆 1前端的外沿的可见部分设有刻度标记线 11。  The visible portion of the outer edge of the front end of the shank 1 is provided with a tick mark line 11.
作为上述技术方案的第一种实施方式， 刀杆 1前端设有与刀头 2配合的槽 12， 在槽 11侧壁开孔 13并设一用固定螺丝来锁紧的刀头 2; 槽 11的轴心与刀杆 1的轴心偏离 0. 1 0. 5mm。 以此类实施方式， 可以利用镗刀来加工小型孔。 As a first embodiment of the above technical solution, the front end of the shank 1 is provided with a slot 12 for engaging with the cutter head 2, and a hole 13 is formed in the side wall of the slot 11 and a cutter head 2 is locked by a fixing screw; The axis of the shaft is offset from the axis of the shank 1 0. 1 0. 5mm. In such an embodiment, a boring tool can be used to machine small holes.
作为上述技术方案的第二种实施方式， 刀头 2与刀杆 1相连的一端设有凹槽 22， 并 沿轴心开一与凹槽 22相通的通孔 23， 刀杆 1前端则设有与凹槽 22配合的凸台 14， 凸 台 14中心开设有带螺紋的凹槽 15， 设一顶部锁紧螺丝穿过通孔 23与凹槽 15锁紧； 凸 台 14的轴心与刀杆 1的轴心偏离 0. 1 0. 5 以此类实施方式， 可以利用镗刀来加工 中型孔。  As a second embodiment of the above technical solution, the end of the cutter head 2 connected to the cutter bar 1 is provided with a groove 22, and a through hole 23 communicating with the groove 22 is opened along the axis, and the front end of the cutter bar 1 is provided. a boss 14 that cooperates with the recess 22, the center of the boss 14 is provided with a threaded groove 15 , and a top locking screw is locked through the through hole 23 and the groove 15; the axis of the boss 14 and the arbor 1 axis deviation 0. 1 0. 5 In this embodiment, a boring tool can be used to machine the medium hole.
作为上述实施方式的一种改进方案， 刀杆 1设有一外圆面积明显大于刀杆 1端面面 积的环形托盘 16，托盘 16配合的套设在凸台 14外，并采用多组对称设置的螺丝锁紧在 刀杆 1上；刀头 2的端面设有沿凹槽 22设有十字分布的四个螺丝孔 24，托盘 16则配合 的还有四段弧状牙孔 161 , 并分别设螺钉穿过牙孔 161锁紧螺丝孔 24; 托盘 16外沿的 可见部份设有刻度标记线 162。 以此类实施方式， 可以利用镗刀来加工大型孔。  As a modification of the above embodiment, the arbor 1 is provided with an annular tray 16 having an outer circle area significantly larger than the end surface area of the shank 1. The tray 16 is sleeved outside the boss 14 and adopts a plurality of sets of symmetrically arranged screws. Locked on the shank 1; the end surface of the cutter head 2 is provided with four screw holes 24 distributed along the groove 22, and the tray 16 is matched with four arc-shaped vents 161, and screws are respectively disposed through The dental hole 161 locks the screw hole 24; the visible portion of the outer edge of the tray 16 is provided with a scale mark line 162. In such an embodiment, a large hole can be machined using a file.
采用本实用新型的技术方案， 可以实现一种结构简单、 可以降低成本并且适用广泛 的粗、 细加工的组合式多功能镗刀， 通过不同型号组合成加工标准尺寸的各种镗刀， 调 节方便， 还提高了镗刀使用寿命。  By adopting the technical scheme of the utility model, a combined multi-function boring tool with simple structure, low cost and wide application of coarse and fine processing can be realized, and various boring tools of standard size can be assembled by different models, and the adjustment is convenient. , also improved the life of the file.

Claims

权 利 要 求 书 Claims
1、 一种组合式的多功能镗刀， 包括釆用可拆方式顺序安装的刀杆 （1)、 刀头 （2) 和刀片（3)， 其特征在于刀杆（1)和刀头（2)采用不同轴心的连接结构设置， 刀片（3) 则安装在刀头 （2) 顶部。 1. A combined multi-function boring tool comprising a shank (1), a cutter head (2) and a blade (3) which are detachably mounted in a detachable manner, characterized by a shank (1) and a cutter head ( 2) The connection structure is set with different axes, and the blade (3) is mounted on the top of the cutter head (2).
2、 根椐权利要求 1所述的一种组合式的多功能镗刀， 其特征在于刀头 （2) 顶部设 有和刀片 （3) 配合的角状凹槽 （21), 刀片 （3) 用螺丝固定在角状凹槽 （21) 内。  2. A combined multi-function file according to claim 1, characterized in that the top of the cutter head (2) is provided with an angular groove (21) which cooperates with the blade (3), the blade (3) Secure it in the angular groove (21) with screws.
3、 根椐权利要求 1或 2所述的一种组合式的多功能镗刀， 其特征在于刀杆 （1) 前 端的外沿的可见部分设有刻度标记线 （11)。  A combined multi-function file according to claim 1 or 2, characterized in that the visible portion of the outer edge of the front end of the shank (1) is provided with a tick mark line (11).
4、 根椐权利要求 3所述的一种组合式的多功能镗刀， 其特征在于刀杆 （1) 前端设 有与刀头 （2)配合的槽 （12)， 在槽 （12) 侧壁开孔（13) 并设一用固定螺丝来锁紧的 刀头。  4. A combined multi-function file according to claim 3, characterized in that the front end of the knife bar (1) is provided with a groove (12) cooperating with the cutter head (2) on the side of the groove (12) The wall opening (13) is provided with a cutter head that is locked with a set screw.
5、 根椐权利要求 4 所述的一种组合式的多功能镗刀， 其特征在于槽 （12) 的轴心 与刀杆 （1) 的轴心偏离 0. l 0.5mm  5. A combined multi-function boring tool according to claim 4, characterized in that the axis of the groove (12) is offset from the axis of the shank (1) 0. l 0.5 mm
6、 根椐权利要求 3所述的一种组合式的多功能镗刀， 其特征在于刀头 （2) 与刀杆 (1) 相连的一端设有凹槽 （22), 并沿轴心开一与凹槽 （22) 相通的通孔 （23)， 刀杆 (1)前端则设有与凹槽（22) 配合的凸台 （14)， 凸台 （14) 中心开设有带螺纹的凹槽 (15)， 设一顶部锁紧螺丝穿过通孔 （23) 与凹槽 （15) 锁紧。  6. A combined multi-function file according to claim 3, characterized in that the end of the cutter head (2) connected to the cutter bar (1) is provided with a groove (22) and is opened along the axis a through hole (23) communicating with the groove (22), and a front end of the shank (1) is provided with a boss (14) which cooperates with the groove (22), and the center of the boss (14) is provided with a threaded concave The groove (15) is provided with a top locking screw that is locked through the through hole (23) and the groove (15).
7、 根椐权利要求 6所述的一种组合式的多功能镗刀， 其特征在于凸台 （14) 的轴 心与刀杆 （1) 的轴心偏离 0.1 0.5  7. A combined multi-function file according to claim 6, wherein the axis of the boss (14) is offset from the axis of the tool holder (1) by 0.1 0.5.
8、 根椐权利要求 6所述的一种组合式的多功能镗刀， 其特征在于刀杆 （1) 设有一 外圆面积明显大于刀杆 （1)端面面积的环形托盘 （16)， 托盘 （16) 配合的套设在凸台 8. A combined multi-function file according to claim 6, wherein the shank (1) is provided with an annular tray (16) having an outer circle area substantially larger than the end surface area of the shank (1), the tray (16) The matching sleeve is set on the boss
(14) 外， 并采用多组对称设置的螺丝锁紧在刀杆 （1) 上。 (14) In addition, use multiple sets of screws with symmetrical settings to lock on the shank (1).
9、 根据权利要求 8所述的一种组合式的多功能镗刀， 其特征在于刀头 （2) 的端面 沿凹槽 （22) 设有十字分布的四个螺丝孔 （24)， 托盘 （16) 则配合的还有四段弧状牙 孔 （161)， 并分别设螺钉穿过牙孔 (161) 锁紧螺丝孔 （24)。  9. A combined multi-function file according to claim 8, characterized in that the end face of the cutter head (2) is provided with four screw holes (24) distributed along the groove (22), a tray ( 16) There are also four arc-shaped perforations (161), and screws are respectively inserted through the holes (161) to lock the screw holes (24).
10、 根据权利要求 9所述的一种组合式的多功能镗刀， 其特征在于托盘 （16) 外沿 的可见部分设有刻度标记线 （162)。  10. A combined multi-function file according to claim 9, wherein the visible portion of the outer edge of the tray (16) is provided with tick marks (162).
PCT/CN2007/003857 2006-12-30 2007-12-28 A combined type multifunction boring cutter WO2008086707A1 (en)

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CN110090975A (en) * 2019-05-18 2019-08-06 山西汾西重工有限责任公司 The cutting tool for boring of interchangeable bit for machining small diameter with step circular hole inner cavity

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CN200991762Y (en) * 2006-12-30 2007-12-19 林先娥 Combined multifunction boring cutter
CN103008700B (en) * 2012-12-07 2014-12-24 上海锅炉厂有限公司 Assembly and disassembly boring device
CN110560707B (en) * 2019-07-29 2020-07-07 南团科技江苏有限公司 Multi-cutter receiving, controlling, cutting and adjusting semi-automatic lathe

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CN109482920A (en) * 2018-11-16 2019-03-19 中色科技股份有限公司 A kind of right boring knife rest and its connection structure with right boring cutter head
CN110090975A (en) * 2019-05-18 2019-08-06 山西汾西重工有限责任公司 The cutting tool for boring of interchangeable bit for machining small diameter with step circular hole inner cavity

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