CN104551857A - Lathe spindle indexing locking mechanism - Google Patents
Lathe spindle indexing locking mechanism Download PDFInfo
- Publication number
- CN104551857A CN104551857A CN201510031400.3A CN201510031400A CN104551857A CN 104551857 A CN104551857 A CN 104551857A CN 201510031400 A CN201510031400 A CN 201510031400A CN 104551857 A CN104551857 A CN 104551857A
- Authority
- CN
- China
- Prior art keywords
- lathe spindle
- tooth bar
- brake
- brake disc
- retaining mechanism
- 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
- 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
- B23Q16/00—Equipment for precise positioning of tool or work into particular locations not otherwise provided for
- B23Q16/02—Indexing equipment
- B23Q16/08—Indexing equipment having means for clamping the relatively movable parts together in the indexed position
- B23Q16/10—Rotary indexing
- B23Q16/105—Rotary indexing clamping with a disc brake
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B13/00—Arrangements for automatically conveying or chucking or guiding stock
- B23B13/12—Accessories, e.g. stops, grippers
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
The invention provides a lathe spindle indexing locking mechanism. The lathe spindle indexing locking mechanism comprises an index plate which is fixed relative to a lathe spindle, an index plate positioning mechanism which achieves locking and unlocking of the index plate, a brake disc which is fixed relative to the lathe spindle, brake blocks which are respectively arranged on bilateral sides of the brake disc and a brake block driving mechanism which enable the two brake blocks to get close or be far from each other; an axis of the index plate and an axis of the brake disc and an axis of the lathe spindle are coincided. After a workpiece is lathed, positioning of the index plate is achieved through the index plate positioning mechanism, the brake block driving mechanism drives the two brake blocks to be close to the brake disc to achieve braking, the lathe spindle achieves locking positioning, a first key groove or hole is machined through a milling head or drill bit, the two brake blocks are separated after machining, the position of the index plate is unlocked, the spindle rotates to a next key groove or hole machining position of the workpiece, the index plate is positioned, the brake plate achieves braking to machine the next key groove or hole until all key grooves or holes are machined.
Description
Technical field
The present invention relates to lathe spindle calibration retaining mechanism.
Background technology
Along with the development of the industrial circles such as automobile, national defence, mine, agricultural, engineering machinery, more and more higher requirement is proposed to the precision of machined piece, efficiency, but when uniform on processing excircles or end face keyway, screwed hole, need artificial line, increase the equipment such as milling machine drilling machine, make workpiece after lathe turning, turn in sequence to milling machine or drilling machine and carry out secondary clamping, and when workpiece is larger, the purchase cost of milling machine or drilling machine and processing cost are very high, and such processing method efficiency is low, poor stability, cost are high, precision is poor.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of lathe spindle calibration retaining mechanism, the keyway uniform with hoop on processing work cylindrical on lathe or end face or hole.
In order to solve the problems of the technologies described above, technical scheme of the present invention is:
A kind of lathe spindle calibration retaining mechanism, comprise index dial that relative lathe spindle fixes, realize the brake disc that index dial locking position fixes with the index dial detent mechanism unlocked, relative lathe spindle, the brake block laying respectively at brake disc both sides and make two brake blocks near or away from brake block driving mechanism, index dial axis and brake disc axis all with lathe spindle dead in line.
Above-mentioned lathe spindle calibration retaining mechanism, index dial is gear ring, and index dial detent mechanism comprises the tooth bar that coordinates with gear ring and realizes tooth bar and engages with gear ring or out-of-gear tooth bar travel mechanism.
Above-mentioned lathe spindle calibration retaining mechanism, tooth bar travel mechanism comprises the base be fixed on headstock, be arranged in the adjustment screw on base and the lead for tooth bar mobile guide, and adjustment screw promotes tooth bar near gear ring and engages with gear ring.
Above-mentioned lathe spindle calibration retaining mechanism, adjustment screw extends along lathe spindle radial direction, and lead is parallel with adjustment screw.
Above-mentioned lathe spindle calibration retaining mechanism, lead is two, lays respectively at the both sides of adjustment screw, and one end of every root lead is connected with tooth bar.
Above-mentioned lathe spindle calibration retaining mechanism, brake block driving mechanism comprise can relatively near or away from two driving cylinder cylinder bodies, have a piston in each driving cylinder cylinder body, two-piston is connected by same piston rod, and each brake block is fixed on a driving cylinder cylinder body.
Above-mentioned lathe spindle calibration retaining mechanism, brake disc is placed on lathe spindle, and brake disc realizes relative fixing by the expansion set be arranged between brake disc with lathe spindle.
Above-mentioned lathe spindle calibration retaining mechanism, index dial is fixed on brake disc.
Above-mentioned lathe spindle calibration retaining mechanism, the number of teeth of gear ring is the integral multiple of keyway number that on excircle of workpiece or end face, hoop is uniform or hole count.
Above-mentioned lathe spindle calibration retaining mechanism, tooth bar is positioned at below lathe spindle, and adjustment screw is positioned at below tooth bar, adjustment screw support top tooth bar.
After workpiece turning completes, index dial detent mechanism realizes index dial location, and brake block driving mechanism drives two brake blocks to realize braking near brake disc, lathe spindle realizes locking positioning, process first key groove/opening by milling head/drill bit, after machining, two brake blocks away from, index dial position unlocks, main axis is to the next keyway/hole machined position of workpiece, and index dial is located, and brake disc realizes braking, carry out next keyway/hole machined, until all keyway/hole machined completes.The present invention realizes once clamping workpiece on lathe, can indexing milling keyway or boring, makes process operation simple, enhances productivity.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is described in more detail:
Fig. 1 structural representation of the present invention.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the structural representation of brake block driving mechanism.
In figure: 1 gear ring, 2 screws, 3 brake discs, 4 expansion sets, 5 lathe spindles, 6 tooth bars, 7 leads, 8 adjustment screw, 9 bases, 10 screws, 11 headstocks, 12 brake blocks, 13 screws, 14 driving cylinder cylinder bodies, 15 pistons.
Detailed description of the invention
As shown in Figure 1 to Figure 3, lathe spindle calibration retaining mechanism comprise the fixing index dial of relative lathe spindle 5, realize the brake disc 3 that index dial locking position fixes with the index dial detent mechanism unlocked, relative lathe spindle, the brake block 12 laying respectively at brake disc both sides and make two brake blocks close or away from brake block driving mechanism.Index dial axis and brake disc axis all with lathe spindle dead in line.
Index dial is gear ring 1, and index dial detent mechanism comprises the tooth bar 6 that coordinates with gear ring and realizes tooth bar and engages with gear ring or out-of-gear tooth bar travel mechanism.Tooth bar travel mechanism comprises the base 9 be fixed on headstock 11, be arranged in the adjustment screw 8 on base and the lead 7 for tooth bar mobile guide, and adjustment screw promotes tooth bar near gear ring and engages with gear ring.Base through screws 10 is fixed on headstock.Adjustment screw extends along lathe spindle radial direction, and lead and adjustment screw be arranged in parallel.Lead is two, lays respectively at the both sides of adjustment screw, and one end of every root lead is connected with tooth bar.
Brake block driving mechanism comprise can relatively near or away from two driving cylinder cylinder bodies 14, have a piston 15 in each driving cylinder cylinder body, two-piston is connected by same piston rod, and each brake block is fixed on a driving cylinder cylinder body by screw 13.The brake block of principal shaft locking is fixed by screws on hydraulic cylinder, the direction of HYDRAULIC CONTROL SYSTEM piston, makes hydraulic cylinder mobile in opposite directions locking brake disc, from mobile releasing of brake dish, realize main shaft clamping and unclamp.
Brake disc is placed on lathe spindle, and brake disc realizes relative fixing by the expansion set 4 be arranged between brake disc with lathe spindle.
Particularly, index dial is fixed on brake disc by screw 2.
Particularly, the number of teeth of gear ring is the integral multiple of keyway number that on excircle of workpiece or end face, hoop is uniform or hole count.The number of degrees of calibration are associated with the number of teeth of gear ring, such as 24 or 12 deciles, and the gear ring number of teeth is the integral multiple of 24 or 12.
Particularly, tooth bar is positioned at below lathe spindle, and adjustment screw is positioned at below tooth bar, adjustment screw support top tooth bar.
The present invention's method of the keyway that hoop is uniform on processing work cylindrical on lathe is adopted below by an object lesson introduction:
Workpiece needs size and processes 12 keyways first-class point of cylindrical, gear ring has 72 teeth, after turning completes, is engaged by tooth bar with gear ring, and lock lathe spindle, process first keyway by milling head, then unclamp lathe spindle, and first tooth of the good engagement of record, again engage after several 6 teeth, locking lathe spindle, processes second keyway, the like.Workpiece clamped one time, precision is good, and efficiency is high.
Claims (10)
1. a lathe spindle calibration retaining mechanism, it is characterized in that: comprise index dial that relative lathe spindle fixes, realize the brake disc that index dial locking position fixes with the index dial detent mechanism unlocked, relative lathe spindle, the brake block laying respectively at brake disc both sides and make two brake blocks near or away from brake block driving mechanism, index dial axis and brake disc axis all with lathe spindle dead in line.
2. lathe spindle calibration retaining mechanism according to claim 1, is characterized in that: index dial is gear ring, and index dial detent mechanism comprises the tooth bar that coordinates with gear ring and realizes tooth bar and engages with gear ring or out-of-gear tooth bar travel mechanism.
3. lathe spindle calibration retaining mechanism according to claim 2, it is characterized in that: tooth bar travel mechanism comprises the base be fixed on headstock, be arranged in the adjustment screw on base and the lead for tooth bar mobile guide, adjustment screw promotes tooth bar near gear ring and engages with gear ring.
4. lathe spindle calibration retaining mechanism according to claim 3, is characterized in that: adjustment screw extends along lathe spindle radial direction, and lead is parallel with adjustment screw.
5. lathe spindle calibration retaining mechanism according to claim 4, is characterized in that: lead is two, lays respectively at the both sides of adjustment screw, and one end of every root lead is connected with tooth bar.
6. lathe spindle calibration retaining mechanism according to claim 1, it is characterized in that: brake block driving mechanism comprise can relatively near or away from two driving cylinder cylinder bodies, in each driving cylinder cylinder body, there is a piston, two-piston is connected by same piston rod, and each brake block is fixed on a driving cylinder cylinder body.
7. lathe spindle calibration retaining mechanism according to claim 1, is characterized in that: brake disc is placed on lathe spindle, and brake disc realizes relative fixing by the expansion set be arranged between brake disc with lathe spindle.
8. lathe spindle calibration retaining mechanism according to claim 1, is characterized in that: index dial is fixed on brake disc.
9. lathe spindle calibration retaining mechanism according to claim 2, is characterized in that: the number of teeth of gear ring is the integral multiple of keyway number that on excircle of workpiece or end face, hoop is uniform or hole count.
10. lathe spindle calibration retaining mechanism according to claim 3, it is characterized in that: tooth bar is positioned at below lathe spindle, adjustment screw is positioned at below tooth bar, adjustment screw support top tooth bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510031400.3A CN104551857B (en) | 2015-01-22 | 2015-01-22 | Lathe spindle indexing locking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510031400.3A CN104551857B (en) | 2015-01-22 | 2015-01-22 | Lathe spindle indexing locking mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104551857A true CN104551857A (en) | 2015-04-29 |
| CN104551857B CN104551857B (en) | 2017-02-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510031400.3A Active CN104551857B (en) | 2015-01-22 | 2015-01-22 | Lathe spindle indexing locking mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104551857B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104907888A (en) * | 2015-06-20 | 2015-09-16 | 苏州蓝王机床工具科技有限公司 | Lathe spindle indexing device |
| WO2018023358A1 (en) * | 2016-08-02 | 2018-02-08 | 蔡慧勤 | Securing mechanism |
| CN109531227A (en) * | 2018-12-07 | 2019-03-29 | 佛山市顺德区国强道生实业有限公司 | A kind of driving assembly for Milling Machine |
| CN110640545A (en) * | 2019-10-22 | 2020-01-03 | 大连东方专用机床有限公司 | Dividing head holding device |
| CN113275908A (en) * | 2021-05-10 | 2021-08-20 | 德州德隆(集团)机床有限责任公司 | Zero clearance locking device of lathe C axle |
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| CN1163178A (en) * | 1996-03-08 | 1997-10-29 | 巴鲁法蒂联合股票公司 | Blade rotary carier of stopping device with self automatic centering to fastening rotary carrier |
| CN101890639A (en) * | 2009-05-23 | 2010-11-24 | 中钢集团衡阳重机有限公司 | Separation-type and modularized numerical control floor milling lathe |
| CN102126134A (en) * | 2011-04-11 | 2011-07-20 | 北京科技大学 | Five-axis five-linkage inversion type turn-mill composite machining device |
| CN202088035U (en) * | 2011-05-11 | 2011-12-28 | 宁波耀发数控机床制造有限公司 | Scale division high-speed drilling and milling device of turning machine |
| CN202271170U (en) * | 2011-08-05 | 2012-06-13 | 沈阳机床（集团）设计研究院有限公司 | Modularized B shaft turning and milling composite functional unit |
| CN203471473U (en) * | 2013-07-30 | 2014-03-12 | 浙江鑫鼎盛实业有限公司 | Automatic indexing chuck for turning three-pin frame |
-
2015
- 2015-01-22 CN CN201510031400.3A patent/CN104551857B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1163178A (en) * | 1996-03-08 | 1997-10-29 | 巴鲁法蒂联合股票公司 | Blade rotary carier of stopping device with self automatic centering to fastening rotary carrier |
| CN101890639A (en) * | 2009-05-23 | 2010-11-24 | 中钢集团衡阳重机有限公司 | Separation-type and modularized numerical control floor milling lathe |
| CN102126134A (en) * | 2011-04-11 | 2011-07-20 | 北京科技大学 | Five-axis five-linkage inversion type turn-mill composite machining device |
| CN202088035U (en) * | 2011-05-11 | 2011-12-28 | 宁波耀发数控机床制造有限公司 | Scale division high-speed drilling and milling device of turning machine |
| CN202271170U (en) * | 2011-08-05 | 2012-06-13 | 沈阳机床（集团）设计研究院有限公司 | Modularized B shaft turning and milling composite functional unit |
| CN203471473U (en) * | 2013-07-30 | 2014-03-12 | 浙江鑫鼎盛实业有限公司 | Automatic indexing chuck for turning three-pin frame |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104907888A (en) * | 2015-06-20 | 2015-09-16 | 苏州蓝王机床工具科技有限公司 | Lathe spindle indexing device |
| CN104907888B (en) * | 2015-06-20 | 2017-10-03 | 宿迁天成锋精机股份有限公司 | Lathe spindle indexing means |
| WO2018023358A1 (en) * | 2016-08-02 | 2018-02-08 | 蔡慧勤 | Securing mechanism |
| CN109531227A (en) * | 2018-12-07 | 2019-03-29 | 佛山市顺德区国强道生实业有限公司 | A kind of driving assembly for Milling Machine |
| CN110640545A (en) * | 2019-10-22 | 2020-01-03 | 大连东方专用机床有限公司 | Dividing head holding device |
| CN113275908A (en) * | 2021-05-10 | 2021-08-20 | 德州德隆(集团)机床有限责任公司 | Zero clearance locking device of lathe C axle |
| CN113275908B (en) * | 2021-05-10 | 2022-09-13 | 德州德隆(集团)机床有限责任公司 | Zero clearance locking device of lathe C axle |
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| Publication number | Publication date |
|---|---|
| CN104551857B (en) | 2017-02-22 |
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