CN202462076U - Double-sided right-angle milling head - Google Patents
Double-sided right-angle milling head Download PDFInfo
- Publication number
- CN202462076U CN202462076U CN 201220038588 CN201220038588U CN202462076U CN 202462076 U CN202462076 U CN 202462076U CN 201220038588 CN201220038588 CN 201220038588 CN 201220038588 U CN201220038588 U CN 201220038588U CN 202462076 U CN202462076 U CN 202462076U
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- spacer ring
- milling head
- main shaft
- bevel gear
- angle milling
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- Withdrawn - After Issue
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Abstract
The utility model relates to a machine tool accessory, in particular to a double-sided right-angle milling head. The double-sided right-angle milling head comprises a first bevel gear (31), an intermediate steering device (34), a spindle (7), a front-end supporting device (33), a rear-end supporting device (35), a right-angle milling head box body (1), a front-end compaction device (30) and a rear-end compaction device (37). The milling head can finish the milling of two parallel planes or multiple parallel planes under the condition of one-time positioning of the spindle (7), so that the adjusting operation of the right-angle milling head in the machining is reduced; and the milling head has a simple, compact and reasonable structure, and can remarkably improve production efficiency.
Description
Technical field
The utility model relates to a kind of machine tool accessories, a kind of specifically right-angle milling head that can be used for two-sided processing.
Background technology
High speed development along with China's mechanical industry; Especially the development of heavy industry; Demand to high accuracy metalworking equipment such as Five-canted Gantry Machining Center on the market is more and more, and Five-canted Gantry Machining Center is a kind of multifunctional numerical control machine that on the basis of gantry Machining Center, grows up, through changing various attached cutting heads; Can realize multiaspect processing to the big machinery part; A common clamping can be accomplished whole or most manufacturing procedures of big machinery part, thereby enhances productivity significantly, and comparable general gantry machining center improves work efficiency more than 3 times.Simultaneously,, eliminated the error that multiple clamping causes, helped improving and guaranteeing machining accuracy owing to avoided multiple clamping.And a kind of as in the attached cutting head of right-angle milling head can be used for accomplishing and the meet at right angles four sides processing of direction of machine tool chief axis direction, and utilization very extensively in daily processing.
The plain edition right-angle milling head that in daily processing, uses need be through rotating the processing of accomplishing the workpiece four sides with the milling head main shaft in four 90 degree directions.And the plain edition right-angle milling head generally adopts and manually accomplishes operations such as clamping and direction rotation, the right-angle milling head that compare automated exchanged cutter, turns to automatically; Though manually operated right-angle milling head influences working (machining) efficiency; But because its faying face is big, stressed bearing capacity is strong, is suitable for accomplishing high-rate cutting processing.And when high-rate cutting process tools such as clamping facing cutter,, need not locate through the main shaft taper shank because less demanding to installation accuracy can directly be connected facing cutter through screw usually with the main shaft end face, mode such as the square key transmission cutting moment of torque install.At this moment, adopt the plain edition right-angle milling head to accomplish the four sides and add man-hour, because facing cutter can only be installed in the main shaft end face, the process operation personnel need the direction of main shaft in the multiple conversions right-angle milling head, influence working (machining) efficiency; Simultaneously, because the positional precision of two parallel machined surfaces receives the influence of the positioning accuracy after the right-angle milling head main shaft rotates, this method also is unfavorable for the guarantee of parallel machined surface positional precision.Chinese patent document (patent No. 200710044008.8) discloses a kind of bevel-gear right-angle milling head; Through changing the milling cutter rotation direction; Can carry out machined to hole and so on inner surface or the end face that is parallel to milling machine spindle; But this milling head can not be accomplished two-sided processing in high-rate cutting, promptly under the situation of a main shaft location, accomplishes two parallel surfaces or a plurality of plane-parallel Milling Process.
Summary of the invention
The purpose of the utility model is to overcome above-mentioned weak point, thereby a kind of right-angle milling head that reasonably can be used for two-sided processing is provided.In powerful Milling Process, can reduce the number of revolutions of right-angle milling head main shaft, help the raising of working (machining) efficiency; Simultaneously, owing under the situation of a main shaft location, accomplished two parallel surfaces or a plurality of plane-parallel Milling Process, help guaranteeing the positional precision between parallel plane.
For realizing the foregoing invention purpose; The utility model technical scheme is following: a kind of two-sided right-angle milling head comprises first bevel gear, middle part transfer, main shaft, front end support device, rear end bracing or strutting arrangement, milling head casing, front end hold down gag, rear end hold down gag.
Said middle part transferComprise second bevel gear bonding, second flat key, first spacer ring, second spacer ring and first locking nut with first bevel gear; Said second bevel gear is connected on the main shaft through second flat key; Be sleeved on first spacer ring and second spacer ring on the main shaft and lay respectively at left side and the right side of second bevel gear, first locking nut of regulating first spacer ring left side can withstand on first spacer ring, second bevel gear and second spacer ring on the shaft shoulder of main shaft; Middle part at main shaft; Be designed with two place's keyways; And two second flat keys are installed, and second bevel gear is installed on the main shaft through second flat key, and second bevel gear and main shaft middle bench place are equipped with second spacer ring; Second bevel gear left side is furnished with first spacer ring, and through being installed in first locking nut locking on the main shaft.Second bevel gear and another transmit first bevel gear engagement of main shaft output torque, thus the cutting moment of torque are delivered on the main shaft.
Said front end support deviceComprise first cylinder roller bearing, the 3rd spacer ring, first thrust ball bearing, the 4th spacer ring, second thrust ball bearing and second locking nut that are sleeved on the main shaft; Wherein the 4th spacer ring contacts with the step that the milling head casing goes forward to hold, and between the outer rim of the 4th spacer ring and first cylinder roller bearing, the 5th spacer ring is installed;
Said rear end bracing or strutting arrangementComprise second cylinder roller bearing, the 6th spacer ring, the 3rd thrust ball bearing, the 7th spacer ring, the 4th thrust ball bearing and the 3rd locking nut; The step of rear end contacts on the 7th spacer ring and the right-angle milling head casing, between the outer rim of the 7th spacer ring and second cylinder roller bearing, is furnished with the 8th spacer ring;
Said front end hold down gagComprise first blind flange, the first sealing spacer ring and the first sealing spacer ring; The first sealing spacer ring is arranged in the outer rim right side and the second sealing spacer ring of first cylinder roller bearing and forms labyrinth seal structure; Have seal groove on first blind flange, first blind flange is connected with the right-angle milling head casing through screw; The labyrinth seal structure of forming with the second sealing spacer ring of front-end of spindle forms safeguard structure, prevents that impurity from getting into right-angle milling head and preventing that lubricating oil goes out through the spindle end surface current in the right-angle milling head casing.
Said rear end hold down gagComprise second blind flange, the 3rd sealing spacer ring and the 4th sealing spacer ring; The 3rd sealing spacer ring is arranged in the cylinder roller bearing left side; The 3rd sealing spacer ring and the 4th sealing spacer ring are formed labyrinth seal structure; Have seal groove on second blind flange, second blind flange is connected with the right-angle milling head casing through screw; Seal groove on second blind flange is after installing seal washer; The labyrinth seal structure of forming with the 3rd sealing spacer ring and the 4th sealing spacer ring of front-end of spindle forms safeguard structure, prevents that impurity from getting into right-angle milling head and preventing that lubricating oil goes out through the spindle end surface current in the right-angle milling head casing.Two-sided right-angle milling head also comprises first flat key, axle sleeve, pull bar and the 9th spacer ring; Said main shaft is a hollow spindle; Axle sleeve is connected the rear end of main shaft through first flat key, and pull bar is positioned at the axis hole of main shaft, and the 9th spacer ring is sleeved on the left end of pull bar and places in the counterbore of rear-end of spindle.
Utilize the utility model when mounting cutter cuts, can accomplish two-sided processing.When front-end of spindle is installed cutting tool, can be connected with handle of a knife through the screw thread of pull bar front end, and adjust through the 9th spacer ring; And when needs during at rear-end of spindle face installed with milling cutter dish, can facing cutter directly be connected with axle sleeve through screw.Thus, in use, two-sided right-angle milling head can be accomplished plane-parallel powerful Milling Process under the situation of a main shaft location.The utility model is originally simple in structure, compactness, rationally; Owing to increased the installed surface of cutter, reduced the adjustment operation of work in-process right-angle milling head, can obviously enhance productivity; Simultaneously, owing to can under the situation that right-angle milling head is once adjusted, accomplish a plurality of plane-parallel powerful Milling Process, can guarantee the positional precision of a plurality of milling planes.
Description of drawings
Below in conjunction with accompanying drawing inventive embodiment is done further to describe in detail.
Fig. 1 is the overall construction drawing of the utility model.
Wherein: 1. right-angle milling head casing, 2. second blind flange, 3. the 3rd sealing spacer ring, 4. the 4th sealing spacer ring, 5. axle sleeve, 6. first flat key; 7. main shaft, 8. pull bar, 9. second cylinder roller bearing, 10. the 6th spacer ring, 11. the 8th spacer rings, 12. the 3rd thrust ball bearings; 13. the 7th spacer ring, 14. the 4th thrust ball bearings, 15. the 3rd locking nuts, 16. first locking nuts, 17. first spacer rings; 18. second flat key, 19. second bevel gears, 20. second spacer rings, 21. second locking nuts, 22. second thrust ball bearings; 23. the 4th spacer ring, 24. first thrust ball bearings, 25. the 5th spacer rings, 26. the 3rd spacer rings, 27. first cylinder roller bearings; 28. the first sealing spacer ring, 29. first sealing spacer rings, 30. first blind flanges, 31. first bevel gears, 32. the 9th spacer rings; 33. front end support device, 34. middle part transfers, 35. rear end bracing or strutting arrangements, 36. first blind flanges, 37. rear end hold down gags.
The specific embodiment
As shown in Figure 1; A kind of two-sided right-angle milling head comprises first bevel gear (31), middle part transfer (34), main shaft (7), front end support device (33), rear end bracing or strutting arrangement (35), right-angle milling head casing (1), front end hold down gag (30), rear end hold down gag (37);
Said middle part transfer(
34) comprise second bevel gear (19) bonding, second flat key (18), first spacer ring (17), second spacer ring (20) and first locking nut (16) with first bevel gear (31); Said second bevel gear (19) is connected on the main shaft (7) through second flat key (18); Be sleeved on last first spacer ring of main shaft (7) (17) and second spacer ring (20) and lay respectively at left side and the right side of second bevel gear (19), first locking nut (16) of regulating first spacer ring (17) left side can withstand on first spacer ring (17), second bevel gear (19) and second spacer ring (20) on the shaft shoulder of main shaft (7); Middle part in main shaft (7); Be designed with two place's keyways; And two second flat keys (18) are installed, and second bevel gear (19) is installed on the main shaft (7) through second flat key (18), and second bevel gear (19) is equipped with second spacer ring (20) with main shaft (7) middle bench place; Second bevel gear (19) left side is furnished with first spacer ring (17), and through being installed in first locking nut locking on the main shaft.Second bevel gear (19) and another first bevel gear (31) engagement of transmitting the main shaft output torque are delivered to the cutting moment of torque on the main shaft (7) thus;
Said front end support device(
33) comprise first cylinder roller bearing (27), the 3rd spacer ring (26), first thrust ball bearing (24), the 4th spacer ring (23), second thrust ball bearing (22) and second locking nut (21) that are sleeved on the main shaft (7); Wherein the 4th spacer ring (23) contacts with the step that milling head casing (1) is gone up front end, between the outer rim of the 4th spacer ring (23) and first cylinder roller bearing (27), the 5th spacer ring (25) is installed;
Said rear end bracing or strutting arrangement(
35) comprise second cylinder roller bearing (9), the 6th spacer ring (10), the 3rd thrust ball bearing (12), the 7th spacer ring (13), the 4th thrust ball bearing (14) and the 3rd locking nut (15); The 7th spacer ring (13) contacts with the step that right-angle milling head casing (1) is gone up the rear end, between the outer rim of the 7th spacer ring (13) and second cylinder roller bearing (9), is furnished with the 8th spacer ring (11); Front end support device through being arranged in main shaft (7) (
33) and the rear end bracing or strutting arrangement (
35), main shaft (7) has been installed in the right-angle milling head casing (1), and can be rotated around main shaft (7) center line.
Said front end hold down gag(
30) comprise that first blind flange (36), the first sealing spacer ring (28) and first seal spacer ring (29); The first sealing spacer ring (28) is arranged in the outer rim right side and the second sealing spacer ring (29) of first cylinder roller bearing (27) and forms labyrinth seal structure; First blind flange has seal groove on (30), and first blind flange (36) is connected with right-angle milling head casing (1) through screw;
Said rear end hold down gag(
37) comprise that second blind flange (2), the 3rd sealing spacer ring (3) and the 4th seal spacer ring (4); The 3rd sealing spacer ring (3) is arranged in cylinder roller bearing (9) left side; The 3rd sealing spacer ring (3) is formed labyrinth seal structure with the 4th sealing spacer ring (4); Second blind flange has seal groove on (2), and second blind flange (2) is connected with right-angle milling head casing (1) through screw; Two-sided right-angle milling head also comprises first flat key (6), axle sleeve (5), pull bar (8) and the 9th spacer ring (32); Said main shaft (7) is a hollow spindle; Axle sleeve (5) is connected the rear end of main shaft (7) through first flat key (6); Pull bar (8) is positioned at the axis hole of main shaft (7), and the 9th spacer ring (32) is sleeved on the left end of pull bar (8) and places in the counterbore of main shaft (7) rear end.Utilize the utility model when mounting cutter cuts, can accomplish two-sided processing.When main shaft (7) front end is installed cutting tool, the screw thread that can pass through pull bar (8) front end is connected with handle of a knife, and adjusts through the 9th spacer ring (32); And when rear end face installed with milling cutter dish that need be at main shaft (7), can facing cutter directly be connected with axle sleeve through screw.Thus, in use, this two-sided right-angle milling head can be accomplished plane-parallel powerful Milling Process under the situation of a main shaft (7) location.
The utility model is originally simple in structure, compactness, rationally; Owing to increased the installed surface of cutter, reduced the adjustment operation of work in-process right-angle milling head, can obviously enhance productivity; Simultaneously, owing to can under the situation that right-angle milling head is once adjusted, accomplish a plurality of plane-parallel powerful Milling Process, can guarantee the positional precision of a plurality of milling planes.
Claims (1)
1. a two-sided right-angle milling head comprises first bevel gear (31), middle part transfer (34), main shaft
(7), front end support device (33), rear end bracing or strutting arrangement (35), milling head casing (1), front end hold down gag (30), rear end hold down gag (37), wherein:
Said middle part transfer (34)Comprise: second bevel gear (19), second flat key (18), first spacer ring (17), second spacer ring (20) and first locking nut (16) bonding with first bevel gear (31); Said second bevel gear (19) is connected on the main shaft (7) through second flat key (18); Be sleeved on last first spacer ring of main shaft (7) (17) and second spacer ring (20) and lay respectively at left side and the right side of second bevel gear (19), first locking nut (16) of regulating first spacer ring (17) left side can withstand on first spacer ring (17), second bevel gear (19) and second spacer ring (20) on the shaft shoulder of main shaft (7);
Said front end support device (33)Comprise: be sleeved on first cylinder roller bearing (27), the 3rd spacer ring (26), first thrust ball bearing (24), the 4th spacer ring (23), second thrust ball bearing (22) and second locking nut (21) on the main shaft (7); Wherein the 4th spacer ring (23) contacts with the step that milling head casing (1) is gone up front end, between the outer rim of the 4th spacer ring (23) and first cylinder roller bearing (27), the 5th spacer ring (25) is installed;
Said rear end bracing or strutting arrangement (35)Comprise: second cylinder roller bearing (9), the 6th spacer ring (10), the 3rd thrust ball bearing (12), the 7th spacer ring (13), the 4th thrust ball bearing (14) and the 3rd locking nut (15); The 7th spacer ring (13) contacts with the step that right-angle milling head casing (1) is gone up the rear end, between the outer rim of the 7th spacer ring (13) and second cylinder roller bearing (9), is furnished with the 8th spacer ring (11);
Said front end hold down gag (30)Comprise: first blind flange (36), the first sealing spacer ring (28) and the first sealing spacer ring (29); The first sealing spacer ring (28) is arranged in the outer rim right side and the second sealing spacer ring (29) of first cylinder roller bearing (27) and forms labyrinth seal structure; First blind flange has seal groove on (30), and first blind flange (36) is connected with right-angle milling head casing (1) through screw;
Said rear end hold down gag (37)Comprise: second blind flange (2), the 3rd sealing spacer ring (3) and the 4th sealing spacer ring (4); The 3rd sealing spacer ring (3) is arranged in cylinder roller bearing (9) left side; The 3rd sealing spacer ring (3) is formed labyrinth seal structure with the 4th sealing spacer ring (4); Second blind flange has seal groove on (2), and second blind flange (2) is connected with right-angle milling head casing (1) through screw;
It is characterized in that: two-sided right-angle milling head also comprises first flat key (6), axle sleeve (5), pull bar (8) and the 9th spacer ring (32); Said main shaft (7) is a hollow spindle; Axle sleeve (5) is connected the rear end of main shaft (7) through first flat key (6); Pull bar (8) is positioned at the axis hole of main shaft (7), and the 9th spacer ring (32) is sleeved on the left end of pull bar (8) and places in the counterbore of main shaft (7) rear end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220038588 CN202462076U (en) | 2012-02-07 | 2012-02-07 | Double-sided right-angle milling head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220038588 CN202462076U (en) | 2012-02-07 | 2012-02-07 | Double-sided right-angle milling head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202462076U true CN202462076U (en) | 2012-10-03 |
Family
ID=46910272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220038588 Withdrawn - After Issue CN202462076U (en) | 2012-02-07 | 2012-02-07 | Double-sided right-angle milling head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202462076U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102528470A (en) * | 2012-02-07 | 2012-07-04 | 常州机电职业技术学院 | Double-sided right-angled milling head |
| CN102974858A (en) * | 2012-11-20 | 2013-03-20 | 郑州市钻石精密制造有限公司 | BT cutter handle |
| CN103639437A (en) * | 2013-12-03 | 2014-03-19 | 无锡桥联数控机床有限公司 | Flat milling head main shaft mounting structure |
| CN105081436A (en) * | 2015-08-20 | 2015-11-25 | 天津市华天世纪机械有限公司 | Milling head box with single main shaft and double milling heads |
| CN107931692A (en) * | 2017-10-30 | 2018-04-20 | 山东鲁南机床有限公司 | Strength milling power tool apron |
| CN111805281A (en) * | 2020-06-22 | 2020-10-23 | 广州市昊志机电股份有限公司 | Bidirectional angle head |
-
2012
- 2012-02-07 CN CN 201220038588 patent/CN202462076U/en not_active Withdrawn - After Issue
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102528470A (en) * | 2012-02-07 | 2012-07-04 | 常州机电职业技术学院 | Double-sided right-angled milling head |
| CN102974858A (en) * | 2012-11-20 | 2013-03-20 | 郑州市钻石精密制造有限公司 | BT cutter handle |
| CN103639437A (en) * | 2013-12-03 | 2014-03-19 | 无锡桥联数控机床有限公司 | Flat milling head main shaft mounting structure |
| CN105081436A (en) * | 2015-08-20 | 2015-11-25 | 天津市华天世纪机械有限公司 | Milling head box with single main shaft and double milling heads |
| CN107931692A (en) * | 2017-10-30 | 2018-04-20 | 山东鲁南机床有限公司 | Strength milling power tool apron |
| CN111805281A (en) * | 2020-06-22 | 2020-10-23 | 广州市昊志机电股份有限公司 | Bidirectional angle head |
| CN111805281B (en) * | 2020-06-22 | 2021-11-16 | 广州市昊志机电股份有限公司 | Bidirectional angle head |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121003 Effective date of abandoning: 20131120 |
|
| RGAV | Abandon patent right to avoid regrant |