CN106670520B - Operate stable lathe tool tower assembly - Google Patents
Operate stable lathe tool tower assembly Download PDFInfo
- Publication number
- CN106670520B CN106670520B CN201710093822.2A CN201710093822A CN106670520B CN 106670520 B CN106670520 B CN 106670520B CN 201710093822 A CN201710093822 A CN 201710093822A CN 106670520 B CN106670520 B CN 106670520B
- Authority
- CN
- China
- Prior art keywords
- cutterhead
- toothed disc
- casing
- lathe tool
- tower assembly
- 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.)
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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
- B23B29/24—Tool holders for a plurality of cutting tools, e.g. turrets
- B23B29/32—Turrets adjustable by power drive, i.e. turret heads
-
- 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
- B23B29/24—Tool holders for a plurality of cutting tools, e.g. turrets
- B23B29/32—Turrets adjustable by power drive, i.e. turret heads
- B23B29/323—Turrets with power operated angular positioning devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
- Drilling And Boring (AREA)
Abstract
The invention discloses a kind of lathe tool tower assemblies that operating is stable, its key points of the technical solution are that, including casing, fixing axle is set on casing, and the cutterhead that fixing axle outer cover is provided with ring-type and can be rotated around fixing axle is coaxially fixedly installed toothed disc on cutterhead, the driving motor for drive gear disk is provided in casing, mounting ring is fixedly installed on casing, toothed disc is sleeved on mounting ring outer wall, sliding bearing is provided between mounting ring and toothed disc.Stability is high in cutterhead rotation process, and the pressure dissipation of cutterhead is uniform.
Description
Technical field
The present invention relates to lathe, more particularly to a kind of lathe tool tower assembly that operating is stable.
Background technology
In machining, multi-functional lathe for machining is quoted relatively broad, in the lathe of multicutter processing, can be incited somebody to action
Tool arrangement is arranged in knife tower, the cutter of needs can be allowed to go to suitable position by rotation, then allows the work of rotation again
Part carries out turnery processing with tool contact.
Existing notification number is that the Chinese patent of CN203956131U discloses a kind of Novel cutter tower structure, it includes that setting exists
The intrinsic gear shaft of knife tower, the cutterhead on gear shaft, servo motor are rotated by toothed disc band movable gear shaft, in turn
Band movable knife disc rotates, and completes the switching of cutter.
During switching cutter, whole larger cutterhead is fixedly mounted on gear shaft with other structures, gear
The bearing load of axis is larger, and rotary inertia is also bigger when rotation, is easy to shake, positioning is inaccurate.
Invention content
In view of the deficiencies of the prior art, the present invention intends to provide a kind of lathe tool tower group that operating is stable
Part, stability is high in cutterhead rotation process, and the pressure dissipation of cutterhead is uniform.
The present invention above-mentioned technical purpose technical scheme is that：A kind of lathe tool that operating is stable
Tower assembly, including casing, fixing axle is arranged on the casing, and the fixing axle outer cover is provided with ring-type and can be around fixed shaft rotation
Dynamic cutterhead is coaxially fixedly installed toothed disc on the cutterhead, the driving for drive gear disk is provided in the casing
Motor, is fixedly installed mounting ring on the casing, and the toothed disc is sleeved on mounting ring outer wall, the mounting ring and toothed disc it
Between be provided with sliding bearing.
Through the above technical solutions, cutterhead and toothed disc are fixedly connected, a part of bearing capacity above such cutterhead can
To be transferred on casing, the load-bearing in fixing axle is reduced, while between sliding bearing can fill between mounting ring and toothed disc
Gap makes the concentricity that toothed disc is operated with respect to mounting ring very high, cutterhead, toothed disc, fixing axle is allowed to keep enough concentricities,
Abrasion, shaking are reduced to minimum, holding stabilization of such cutterhead in rotation between each other.
The present invention is further arranged to：Fluted, the installation is arranged in the side that the sliding bearing is bonded with mounting ring
The first oil pipe road for injecting lubricating oil in groove is provided in ring.
Through the above technical solutions, the first oil pipe road can be injected into lubricating oil on inside grooves, such sliding bearing
It is at lubricating status with mounting ring, reduces sliding friction between the two, improves the lubricating life of sliding bearing.
The present invention is further arranged to：The second oil pipe road being connect with extraneous oil pump, institute are provided in the mounting hole
The second oil pipe road nozzle is stated to dock with the nozzle on the first oil pipe road.
Through the above technical solutions, the setting of the second oil pipe road can be convenient for the first oil pipe of people couple road on casing
Oil injection operation is carried out, extraneous oil pump is docked with the second oil pipe road, extraneous lubricating oil can be timely logical by second
Oil pipe line is injected into the first oil pipe road.
The present invention is further arranged to：The cavity for accommodating toothed disc, the fixed shaft end spiral shell are provided in the casing
Line, which is equipped with, to be useful for cutterhead, toothed disc squeezing the locking cap for making toothed disc be bonded with cavity inner wall.
Through the above technical solutions, the structure of locking cap can allow cutterhead to keep relatively fixed state with toothed disc, this
Sample is less prone to during rotation shaking and axially displaced by cutterhead, can improve cutterhead in this way and fix a cutting tool the essence of position
Exactness.
The present invention is further arranged to：The cavity bottom wall is equipped with cricoid third and leads to oil groove, and third, which is led on oil groove, to be arranged
There are approaching channel, the gap between approaching channel one end face sliding bearing and mounting ring, the other end to lead to oil groove with third and be connected to.
Through the above technical solutions, sliding bearing in the sliding process with mounting ring, the lubricating oil energy that comes up
Enough third is entered by approaching channel to lead in oil groove, and then toward oiling between cavity inner wall and toothed disc, can reduce gear in this way
Abrasion between disk and cavity, increases lubrication between the two, and the structure of annular distribution can allow lubricating oil to be evenly distributed.
The present invention is further arranged to：It is provided with thrust ball bearing between the locking cap and cutterhead.
Through the above technical solutions, the structure of thrust ball bearing can allow sliding friction between cutterhead and locking cap to be changed into
Rolling friction reduces the friction between cutterhead and locking cap, cutterhead stable rotation while ensureing to lock pressure.
The present invention is further arranged to：It is provided with ball bearing between the cutterhead and fixing axle.
Through the above technical solutions, ball bearing can reduce the friction between cutterhead and fixing axle, allow cutterhead in fixation
The cofree rotation of axis, while the gap between cutterhead and fixing axle is also filled up, improve the stability in cutterhead rotation process.
The present invention is further arranged to：The sliding bearing is made of acieral, and sliding bearing is bonded with toothed disc
Side be provided with copper powder layer.
Through the above technical solutions, acieral has enough structural strengths, fixed ring transmittance process can be carried
Pressure, long-time stable is lubricated the rotation of toothed disc, and copper powder layer quality is softer, in the contact with toothed disc
It is not easy to generate abrasion to the surface of toothed disc, protects toothed disc.
Description of the drawings
Fig. 1 is the structure chart of embodiment；
Fig. 2 is the structure chart after embodiment removing casing；
Fig. 3 is the sectional view after embodiment removing casing；
Fig. 4 is the structure chart of embodiment sliding bearing；
Fig. 5 is the cavity structure figure of embodiment casing.
Reference numeral：1, casing；11, fixing axle；12, cutterhead；13, locking cap；21, mounting ring；22, sliding bearing；23、
Groove；24, thrust ball bearing；25, ball bearing；26, screw hole；31, the first oil pipe road；32, the second oil pipe road；33,
Threeway oil groove；331, approaching channel；332, oil leak hole；41, toothed disc；42, gear is driven；43, driving motor.
Specific implementation mode
Below in conjunction with attached drawing, invention is further described in detail.
As shown in Figures 1 and 2, a kind of lathe tool tower assembly that operating is stable, including casing 1, every portion are fixedly installed one
Root fixing axle 11, fixing axle 11 covers above is provided with a cutterhead 12, and fixing axle 11 runs through cutterhead 12, cutterhead 12 and fixing axle 11
Between be provided with ball bearing 25 for undertaking, cutterhead 12 can do circular-rotation along fixing axle 11.Cutterhead 12 is round above
Much knives tool is distributed with week, suitable cutter can be allowed to go to designated position by rotating cutter-head 12 and carry out turnery processing.
There are one cricoid toothed discs 41 above with screw fixed setting for cutterhead 12, and toothed disc 41 and fixing axle 11 are coaxial
It is arranged, a driving motor 43 is provided in casing 1, driving motor 43 is servo motor, is provided on the main shaft of driving motor 43
Gear 42, driving gear 42 is driven to be engaged with toothed disc 41, driving motor 43 can drive cutterhead 12 to be rotated along both forward and reverse directions
Certain angle.
As shown in Fig. 3, Fig. 4 and Fig. 5, by screw fixed setting, there are one mounting ring 21, mounting ring 21 and machines on casing 1
Circle distribution has mutual corresponding screw hole 26 on shell 1, for being connected with installation.21 outer wall of mounting ring is arranged there are one sliding bearing
22, toothed disc 41 is set in 22 outer wall of sliding bearing.Sliding bearing 22 is made of acieral, sliding bearing 22 and toothed disc 41
The side of fitting is provided with copper powder layer, and the side setting fluted 23 that sliding bearing 22 is bonded with mounting ring 21, groove 23 is in ring
Shape and section is square.
It is used to past 23 the first oil pipe of oiling road 31 of groove, set in casing 1 as shown in figure 3, mounting ring 21 is internally provided with
It is equipped with the second oil pipe road 32, the second oil pipe road 32 is mutually butted with the first oil pipe road 31, extraneous oil pump and the second logical oil
Pipeline 32 docks, and the lubricating oil of grease-like can be driven into the second oil-through-hole, is then entered by the first oil pipe road 31
To inside groove 23, sliding bearing 22 and mounting ring 21 are lubricated.
As shown in Fig. 3 and Fig. 5, side is provided with cavity in casing 1, and fixed ring gear disk 41 is respectively positioned in cavity, fixed
11 end thread of axis is equipped with locking cap 13, and 11 outer cover of fixing axle is equipped with thrust ball bearing 24, thrust ball bearing 24
Between locking cap 13 and cutterhead 12, for alleviating friction between the two.
The third that annular is provided on the inner wall that cavity is contacted with toothed disc 41 simultaneously leads to oil groove 33, and third is led on oil groove 33
Face is provided with approaching channel 331, gap of 331 one end of approaching channel between face sliding bearing 22 and mounting ring 21, the other end and
Threeway oil groove 33 is connected to, and the lubricating oil overflowed in groove 23 can be entered third by approaching channel 331 and be led in oil groove 33, Jin Erkuo
It is scattered between cavity inner wall and toothed disc 41, reduces mutual friction.Meanwhile being additionally provided with oil leak hole on cavity bottom wall
332, the lubricating oil for allowing excess surface to come out flows away.
In the process of work, driving motor 43 drives cutterhead 12 to rotate to the lathe tool tower assembly by toothed disc 41, allows
Corresponding cutter is gone on processing stations, during processing, if the past second oil pipe road 32 of oil transfer pump at regular time and quantity
Interior oil transportation so that lubricating oil can enter sliding bearing 22 and is lubricated to knife tower on cavity inner wall, and knife tower assembly is being transported
Stability is high during turning, and cutterhead 12 keeps higher accuracy during rotation, keeps high when turnery processing
The position of precision.
The above is only the exemplary embodiment of the present invention, protection domain and is not intended to limit the present invention, this hair
Bright protection domain is determined by the attached claims.
Claims (8)
1. a kind of lathe tool tower assembly that operating is stable, including casing (1), it is characterized in that：Fixing axle is set on the casing (1)
(11), the cutterhead (12) that fixing axle (11) outer cover is provided with ring-type and can be rotated around fixing axle (11), the cutterhead
(12) it is coaxially fixedly installed toothed disc (41) on, the driving electricity for drive gear disk (41) is provided in the casing (1)
Machine (43) is fixedly installed mounting ring (21) on the casing (1), and the toothed disc (41) is sleeved on mounting ring (21) outer wall, institute
It states and is provided with sliding bearing (22) between mounting ring (21) and toothed disc (41).
2. the stable lathe tool tower assembly of operating according to claim 1, it is characterized in that：The sliding bearing (22) and peace
It fills the side that ring (21) is bonded and fluted (23) is set, be provided in the mounting ring (21) for the injection profit in groove (23)
First oil pipe road (31) of lubricating oil.
3. the stable lathe tool tower assembly of operating according to claim 2, it is characterized in that：It is provided in the casing (1)
The second oil pipe road (32) being connect with extraneous oil pump, second oil pipe road (32) nozzle and the first oil pipe road (31)
Nozzle docks.
4. the stable lathe tool tower assembly of operating according to claim 3, it is characterized in that：It is provided in the casing (1)
The cavity of toothed disc (41) is accommodated, fixing axle (11) end thread, which is equipped with, to be useful for cutterhead (12), toothed disc
(41) squeezing makes the locking cap (13) that toothed disc (41) is bonded with cavity inner wall.
5. the stable lathe tool tower assembly of operating according to claim 4, it is characterized in that：The cavity bottom wall is equipped with ring-type
Third lead to oil groove (33), third, which is led on oil groove (33), is provided with approaching channel (331), described approaching channel (331) one end face sliding axle
The gap between (22) and mounting ring (21) is held, the other end leads to oil groove (33) with third and is connected to.
6. the stable lathe tool tower assembly of operating according to claim 4, it is characterized in that：The locking cap (13) and cutterhead
(12) thrust ball bearing (24) is provided between.
7. the stable lathe tool tower assembly of operating according to claim 1, it is characterized in that：The cutterhead (12) and fixing axle
(11) ball bearing (25) is provided between.
8. the stable lathe tool tower assembly of operating according to claim 1, it is characterized in that：The sliding bearing (22) is by aluminium
Based alloy is made, and the side that sliding bearing (22) is bonded with toothed disc (41) is provided with copper powder layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710093822.2A CN106670520B (en) | 2017-02-21 | 2017-02-21 | Operate stable lathe tool tower assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710093822.2A CN106670520B (en) | 2017-02-21 | 2017-02-21 | Operate stable lathe tool tower assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106670520A CN106670520A (en) | 2017-05-17 |
| CN106670520B true CN106670520B (en) | 2018-10-19 |
Family
ID=58861274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710093822.2A Active CN106670520B (en) | 2017-02-21 | 2017-02-21 | Operate stable lathe tool tower assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106670520B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107282947B (en) * | 2017-08-17 | 2023-06-16 | 沈阳机床股份有限公司数控刀架分公司 | Knife rest structure with double knives cuts |
| CN107322023B (en) * | 2017-08-24 | 2023-09-15 | 温岭市三和数控机床设备有限公司 | Temperature compensation power turret structure |
| CN108788202A (en) * | 2018-07-17 | 2018-11-13 | 平湖市海辰精密机械有限公司 | A kind of knife tower |
| CN110052630B (en) * | 2019-05-08 | 2020-07-07 | 常州亘源数控设备有限公司 | Servo power tool turret |
| CN112139516A (en) * | 2020-11-24 | 2020-12-29 | 万鑫精工(湖南)股份有限公司 | Planetary flange integrated machining device based on numerical control lathe |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP5292141B2 (en) * | 2009-03-17 | 2013-09-18 | シチズンマシナリーミヤノ株式会社 | Coolant supply structure for turret tool post |
| CN202114282U (en) * | 2011-01-14 | 2012-01-18 | Ews韩国有限公司 | Rotary tower type knife rest |
| DE102011003005A1 (en) * | 2011-01-21 | 2012-07-26 | Mag Ias Gmbh | Tool turret for machining workpieces and machining system with such a tool turret |
| CN203956131U (en) * | 2014-06-13 | 2014-11-26 | 李金星 | A kind of Novel cutter tower structure |
| CN203944859U (en) * | 2014-07-14 | 2014-11-19 | 林宇 | Novel cutter tower |
| CN204639173U (en) * | 2015-04-17 | 2015-09-16 | 昆山天成锋精机有限公司 | Numerically controlled lathe servo turret |
| CN204639174U (en) * | 2015-04-24 | 2015-09-16 | 昆山天成锋精机有限公司 | VDI formula servo power turret |
| CN205888099U (en) * | 2016-07-05 | 2017-01-18 | 广州市威嘉机床有限公司 | Main shaft cutting off tool rest |
| CN106002476B (en) * | 2016-07-07 | 2018-06-22 | 宝鸡忠诚机床股份有限公司 | For automating the constant-pressure type high pressure center water flowing out structure of on line numerically controlled lathe turret |
| CN106141804B (en) * | 2016-08-26 | 2018-11-30 | 北京超同步伺服股份有限公司 | The cutterhead cooling device that knife rest water outlet can arbitrarily rotate |
| CN106180774A (en) * | 2016-08-31 | 2016-12-07 | 苏州优思塔精密机械有限公司 | A kind of numerically controlled lathe servo turret |
| CN206527349U (en) * | 2017-02-21 | 2017-09-29 | 台州开启精密机械有限公司 | Operate stable lathe tool tower assembly |
-
2017
- 2017-02-21 CN CN201710093822.2A patent/CN106670520B/en active Active
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| Publication number | Publication date |
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| CN106670520A (en) | 2017-05-17 |
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