CN103909281A - Boring head for numerically controlled cutting machine tool - Google Patents
Boring head for numerically controlled cutting machine tool Download PDFInfo
- Publication number
- CN103909281A CN103909281A CN201410075345.3A CN201410075345A CN103909281A CN 103909281 A CN103909281 A CN 103909281A CN 201410075345 A CN201410075345 A CN 201410075345A CN 103909281 A CN103909281 A CN 103909281A
- Authority
- CN
- China
- Prior art keywords
- boring head
- nut
- gear
- machine tool
- screw rod
- 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.)
- Granted
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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
- B23B29/03432—Boring heads with tools moving radially, e.g. for making chamfers or undercuttings radially adjustable during manufacturing
- B23B29/03467—Boring heads with tools moving radially, e.g. for making chamfers or undercuttings radially adjustable during manufacturing by means of gears and racks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
- B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
- B23Q5/38—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously
- B23Q5/40—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously by feed shaft, e.g. lead screw
- B23Q5/402—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously by feed shaft, e.g. lead screw in which screw or nut can both be driven
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cutting Tools, Boring Holders, And Turrets (AREA)
Abstract
The invention relates to a boring head for a numerically controlled cutting machine tool. The boring head for the numerically controlled cutting machine tool comprises a boring head body, a screw rod and a screw rod nut; a spiral gear is arranged on the screw rod nut; a bearing outer base is arranged on the screw rod nut; an adjusting device is arranged on a screw rod nut portion which is arranged at the front end of the spiral gear; a first lock nut is arranged on the screw rod nut; a taper bearing is arranged inside the bearing outer ring; a boring head body portion, which is arranged above the screw rod, is provided with a primary spiral gear; the boring head body is provided with an installation base; the installation base is provided with a bearing base; a bearing is arranged inside the bearing base; a rear end of the primary spiral gear is provided with an adjusting cushion block. The boring head for the numerically controlled cutting machine tool has the advantages of guaranteeing horizontal movement of the boring head under the moving state due to the fact that the spiral gear which is arranged on the screw rod is matched with the primary screw rod which is arranged on the screw rod in the vertical direction; simplifying an original structure which is provided with a plurality of spiral gears, reducing utilization costs and optimizing machining steps due to the fact that adjusting is performed through the adjusting device; being good in practical performance and good in reliability.
Description
Technical field
The present invention relates to numerically controlled machine tool boring head.
Background technology
Numerically controlled machine tool is to process various metal works by cutting, grinding or special process method, make it obtain the lathe of desired geometry, dimensional accuracy and surface quality, and existing numerically controlled machine tool need to be realized the transverse shifting of boring head under mobile status by least two helical gears, there is complex structure in such numerically controlled machine tool, processing is inconvenient, Practical Performance is poor, and cost is high.
Summary of the invention
The technical problem to be solved in the present invention is that existing numerically controlled machine tool exists complex structure, and processing is inconvenient, and Practical Performance is poor, and cost is high, thereby numerically controlled machine tool boring head is provided.
In order to solve the problems of the technologies described above, the present invention is achieved by the following technical solutions: numerically controlled machine tool boring head, comprise boring head body, be fixedly connected on the screw mandrel on boring head body, be movably connected in feed screw nut's body of screw mandrel, described feed screw nut's body is provided with helical gear, described feed screw nut's body is provided with for helical gear and regulates the bearing outer seat of installing, on feed screw nut's body of helical gear front end, be provided with and be convenient to the adjusting device of adjustable screw gear in bearing outer seat installation site, described feed screw nut's body is provided with bearing outer seat is locked to the first locking nut on feed screw nut's body, in described bearing outer seat, be provided with the tapering bearing coordinating with feed screw nut's body, the boring head body vertical direction of described screw mandrel top is provided with the primary helix gear matching with helical gear, described boring head body is provided with the mount pad that primary helix gear is installed, described mount pad is provided with the bearing block regulating for primary helix gear, in described bearing block, be provided with the bearing matching with primary helix gear, the rear end of described primary helix gear is provided with adjusting cushion block, described mount pad is provided with the second locking nut on mount pad by primary helix wheel gear locking.
Preferably, described adjusting device comprises packing ring, adjusting nut, hold-down nut, described adjusting nut is arranged on the feed screw nut's body between packing ring and hold-down nut, installation site by secured adjusted nut control helical gear on feed screw nut, regulating effect is good, and packing ring has avoided helical gear in the time regulating not to be damaged, and has improved security performance, by hold-down nut, adjusting nut is locked, unfailing performance is good.
Preferably, the rear end of described helical gear is provided with the adjusting washer (disk) of restriction adjusting device regulated quantity, and the width of described adjusting washer (disk) is 3mm, and regulating effect is good, and after processing, the precision of product is good, and Practical Performance is good, simple in structure.
Preferably, described bearing outer seat is fixedly connected on boring head body by least two hexagon socket head cap screws, and described boring head body is provided with the screwed hole coordinating with hexagon socket head cap screw, connect reliably, and easy installation and removal, result of use is good.
Preferably, described boring head body is provided with the holder that screw mandrel is fixedly connected on to boring head body, described screw mandrel is fixedly connected on screw mandrel on holder by two nuts after being located in holder, described screw mandrel is fixedly connected with holder by flat key, the both ends of described screw mandrel are equipped with the screw thread coordinating with nut, connect reliably, are convenient to regulate, operating effect is good, can effectively control screw mandrel.
In sum, advantage of the present invention: the primary helix gear that the helical gear being provided with by screw mandrel is provided with vertical direction coordinates, ensure the transverse shifting of boring head under mobile status, and regulate by adjusting device, the structure of having simplified original multiple helical gears, has reduced use cost, has optimized procedure of processing, Practical Performance is good, and unfailing performance is good.
Brief description of the drawings
Below in conjunction with accompanying drawing, the invention will be further described:
Fig. 1 is the structural representation of numerically controlled machine tool of the present invention boring head;
Fig. 2 is the right view of Fig. 1.
Detailed description of the invention
As Fig. 1, shown in Fig. 2, numerically controlled machine tool boring head, comprise boring head body 1, be fixedly connected on the screw mandrel 2 on boring head body 1, be movably connected in feed screw nut's body 3 of screw mandrel 2, described feed screw nut's body 3 is provided with helical gear 4, described feed screw nut's body 3 is provided with for helical gear and regulates the bearing outer seat 5 of installing, on feed screw nut's body 3 of helical gear 4 front ends, be provided with and be convenient to the adjusting device 7 of adjustable screw gear 4 in bearing outer seat 5 installation sites, described feed screw nut's body 3 is provided with bearing outer seat is locked to the first locking nut 31 on feed screw nut's body 3, in described bearing outer seat 5, be provided with the tapering bearing 6 coordinating with feed screw nut's body 3, boring head body 1 vertical direction of described screw mandrel 2 tops is provided with the primary helix gear 8 matching with helical gear, described boring head body 1 is provided with the mount pad 9 that primary helix gear is installed, described mount pad 9 is provided with the bearing block 10 regulating for primary helix gear 8, in described bearing block, be provided with the bearing 91 matching with primary helix gear, the rear end of described primary helix gear is provided with and regulates cushion block 93, described mount pad is provided with the second locking nut 92 on mount pad by primary helix wheel gear locking, described adjusting device 7 comprises packing ring 71, adjusting nut 72, hold-down nut 73, described adjusting nut 72 is arranged on the feed screw nut's body 3 between packing ring 71 and hold-down nut 73, installation site by secured adjusted nut control helical gear on screw mandrel 2 nuts, regulating effect is good, packing ring has avoided helical gear in the time regulating not to be damaged, improve security performance, by hold-down nut, adjusting nut is locked, unfailing performance is good, the rear end of described helical gear is provided with the adjusting washer (disk) 41 of restriction adjusting device regulated quantity, the width of described adjusting washer (disk) is 3mm, regulating effect is good, after processing, the precision of product is good, Practical Performance is good, simple in structure, described bearing outer seat 5 is fixedly connected on boring head body 1 by least two hexagon socket head cap screws 51, described boring head body 1 is provided with the screwed hole coordinating with hexagon socket head cap screw, connect reliable, easy installation and removal, result of use is good, described boring head body 1 is provided with the holder 11 that screw mandrel 2 is fixedly connected on to boring head body 1, described screw mandrel 2 is fixedly connected on screw mandrel 2 on holder by two nuts 12 after being located in holder, described screw mandrel 2 is fixedly connected with holder by flat key 21, the both ends of described screw mandrel 2 are equipped with the screw thread coordinating with nut, connect reliable, be convenient to regulate, operating effect is good, can effectively control screw mandrel 2.
When installation, need on bearing and screw mandrel 2, add white oil, while ensureing to regulate, screw mandrel 2 parallel smooth and easy, when use, by the first locking nut 31, bearing outer seat 5 is locked on feed screw nut's body 3, by adjusting device 7, to helical gear, the position on bearing outer seat regulates, and helical gear is coordinated with primary helix gear, thereby makes boring head on screw mandrel 2, carry out transverse shifting, operation, just can carry out the cutting of product fast successively.
The primary helix gear that the helical gear being provided with by screw mandrel is provided with vertical direction coordinates, ensure the transverse shifting of boring head under mobile status, and regulate by adjusting device, simplify the structure of original multiple helical gears, reduce use cost, optimized procedure of processing, Practical Performance is good, and unfailing performance is good.
Claims (5)
1. numerically controlled machine tool boring head, it is characterized in that: comprise boring head body (1), be fixedly connected on the screw mandrel (2) on boring head body (1), be movably connected in feed screw nut's body (3) of screw mandrel (2), described feed screw nut's body (3) is provided with helical gear (4), described feed screw nut's body (3) is provided with for helical gear (4) and regulates the bearing outer seat (5) of installing, on feed screw nut's body (3) of helical gear (4) front end, be provided with and be convenient to the adjusting device (7) of adjustable screw gear in bearing outer seat installation site, described feed screw nut's body (3) is provided with bearing outer seat is locked to the first locking nut (31) on feed screw nut's body (3), in described bearing outer seat, be provided with the tapering bearing (6) coordinating with feed screw nut's body (3), boring head body (1) vertical direction of described screw mandrel (2) top is provided with the primary helix gear (8) matching with helical gear, described boring head body (1) is provided with the mount pad (9) that primary helix gear is installed, described mount pad (9) is provided with the bearing block (10) regulating for primary helix gear, in described bearing block (10), be provided with the bearing (91) matching with primary helix gear, the rear end of described primary helix gear is provided with and regulates cushion block (93), described mount pad (9) is provided with the second locking nut (92) on mount pad by primary helix wheel gear locking.
2. numerically controlled machine tool boring head according to claim 1, it is characterized in that: described adjusting device (7) comprises packing ring (71), adjusting nut (72), hold-down nut (73), described adjusting nut (72) is arranged on the feed screw nut's body (3) between packing ring (71) and hold-down nut (73).
3. numerically controlled machine tool boring head according to claim 1, is characterized in that: the rear end of described helical gear (4) is provided with the adjusting washer (disk) (41) of restriction adjusting device regulated quantity, and the width of described adjusting washer (disk) (41) is 3mm.
4. numerically controlled machine tool boring head according to claim 1, it is characterized in that: it is upper that described bearing outer seat (5) is fixedly connected on boring head body (1) by least two hexagon socket head cap screws (51), and described boring head body (1) is provided with the screwed hole coordinating with hexagon socket head cap screw.
5. numerically controlled machine tool boring head according to claim 1, it is characterized in that: described boring head body (1) is provided with the holder (11) that screw mandrel (2) is fixedly connected on to boring head body (1), described screw mandrel (2) is fixedly connected on screw mandrel (2) on holder (11) by two nuts (12) after being located in holder, described screw mandrel (2) is fixedly connected with holder by flat key (21), and the both ends of described screw mandrel (2) are equipped with the screw thread coordinating with nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410075345.3A CN103909281B (en) | 2014-03-03 | 2014-03-03 | Numerically controlled machine tool boring head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410075345.3A CN103909281B (en) | 2014-03-03 | 2014-03-03 | Numerically controlled machine tool boring head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103909281A true CN103909281A (en) | 2014-07-09 |
| CN103909281B CN103909281B (en) | 2016-05-18 |
Family
ID=51035456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410075345.3A Active CN103909281B (en) | 2014-03-03 | 2014-03-03 | Numerically controlled machine tool boring head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103909281B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2425922A2 (en) * | 2010-09-06 | 2012-03-07 | Jtekt Corporation | Machine tool including tool radius adjusting device |
| CN203170999U (en) * | 2013-03-28 | 2013-09-04 | 李牛 | Integrated boring head for deep hole |
| CN103386498A (en) * | 2013-08-02 | 2013-11-13 | 湘潭市汇丰设备制造有限公司 | Novel boring and milling head |
| CN203343462U (en) * | 2013-05-29 | 2013-12-18 | 重庆普什机械有限责任公司 | Floating boring head |
| CN203817424U (en) * | 2014-03-03 | 2014-09-10 | 湖州精圆数控设备有限公司 | Boring head for numerical control cutting machine tool |
-
2014
- 2014-03-03 CN CN201410075345.3A patent/CN103909281B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2425922A2 (en) * | 2010-09-06 | 2012-03-07 | Jtekt Corporation | Machine tool including tool radius adjusting device |
| CN203170999U (en) * | 2013-03-28 | 2013-09-04 | 李牛 | Integrated boring head for deep hole |
| CN203343462U (en) * | 2013-05-29 | 2013-12-18 | 重庆普什机械有限责任公司 | Floating boring head |
| CN103386498A (en) * | 2013-08-02 | 2013-11-13 | 湘潭市汇丰设备制造有限公司 | Novel boring and milling head |
| CN203817424U (en) * | 2014-03-03 | 2014-09-10 | 湖州精圆数控设备有限公司 | Boring head for numerical control cutting machine tool |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103909281B (en) | 2016-05-18 |
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