CN202079435U - Main motor-driven automatic-indexing right-angle milling head - Google Patents
Main motor-driven automatic-indexing right-angle milling head Download PDFInfo
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- CN202079435U CN202079435U CN2011200798687U CN201120079868U CN202079435U CN 202079435 U CN202079435 U CN 202079435U CN 2011200798687 U CN2011200798687 U CN 2011200798687U CN 201120079868 U CN201120079868 U CN 201120079868U CN 202079435 U CN202079435 U CN 202079435U
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Abstract
The utility model discloses a main motor-driven automatic-indexing right-angle milling head used for a numerical control planer milling machine. The right-angle milling head comprises a fixed milling shell and a movable milling shell; the upper part of the movable milling shell is arranged in the fixed milling shell in a sliding match manner; the axial positioning end surfaces of the fixed milling shell and the movable milling shell are provided with fastening mechanisms; a spiral conical gear is arranged in a shaft sleeve through a bearing seat; a spline transmission shaft matched with the spiral conical gear spline hole is connected with a ram main shaft of a numerical control machine; the fastening mechanisms comprise an oil cylinder in the positioning end surface of the fixed milling shell; a piston of the oil cylinder is connected with a bolt; and the bolt head is arranged in an annular T-shaped groove which is formed on the positioning end surface of the movable milling shell; and the shaft sleeve or the bearing seat and the spline transmission shaft are provided with index gears which disengage from each other when the fastening mechanisms are locked and engage with each other when the fastening mechanisms are loosened. The right-angle milling head is beneficial for changing the traditional manual indexing operation into automatic indexing controlled by a numeric control system, thus, the working strength of operators can be reduced, the machining time of workpieces can be saved, and the indexing accuracy and the machining stability can be improved.
Description
(1) technical field:
The utility model relates to a kind of machine tool accessories, specifically is a kind of main motor-driven automatic indexing right-angle milling head that is used for CNC planer type milling machine.
(2) background technology:
Right-angle milling head is a CNC planer type milling machine annex commonly used, and it is by a pair of spiral bevel gear, the vertical rotation of ram main shaft is converted into horizontally rotating of milling head, with each side of cutting workpiece.Used right-angle milling head has the calibration spinfunction, its structure comprise fixedly connected with ram fixedly mill shell and with fixedly mill the activity that shell is rotatably assorted and mill shell, activity is milled shell and is connected with the bolt that fixedly mills shell employing circumference uniform distribution, bolt head is matched with in the annular "T"-shaped groove that fixedly mills the shell bottom, the screw of shell end face is milled in the bolt activity of being arranged in, and nut mills shell end face bottom in activity and twists on bolt.During calibration, the nut on loosering a bolt, activity is milled shell and is fixedly milled the shell disengaging, and the rotation activity is milled shell and is determined sub-degree angle by dial, after calibration finishes, fastening nut.
As can be seen, the calibration of traditional right-angle milling head is finished by manually-operated, and operative employee's labour intensity is big, workpiece long processing time, and calibration is by perusal, and unavoidable erroneous judgement to occur disconnected, influences crudy.
(3) utility model content:
At the weak point of traditional right-angle milling head, the purpose of this utility model provides a kind of main motor-driven automatic indexing right-angle milling head of realizing calibration by digital control system control.
Can realize the main motor-driven automatic indexing right-angle milling head of above-mentioned purpose, comprise and fixedly mill shell and shell is milled in activity, activity is milled shell top and is snug fit at and fixedly mills in the shell, both axial location end faces are provided with retention mechanism, activity is milled shell and by bearing block and bearing spiral bevel gear is installed, the spline shaft that is matched with the spiral bevel gear splined hole connects the ram main shaft of lathe, different is that described retention mechanism comprises the oil cylinder that fixedly mills in the end face of shell location, the piston connecting bolt of oil cylinder, the bolt head activity that places mill the annular "T"-shaped groove of offering on the end face of shell location; (piston tension activity is milled shell in fixedly milling shell to be respectively equipped with retention mechanism locking on described bearing block and the spline shaft, both locate end face in conjunction with) time break away from, dividing gear that retention mechanism meshes when unclamping (piston mills shell with activity and pushes away and fixedly mill shell, and both locate end face and separate).
Described dividing gear in conjunction with the time, the calibration of shell is milled in the rotation drive activity of ram main shaft, the calibration number of degrees are given the instruction control of ram main shaft by digital control system.
Described dividing gear comprises external gear and internal gear, and external gear is connected with spline shaft is coaxial, and internal gear is by the coaxial bearing block end face that is installed in of screw.
Described external gear is connected by swelling cover and spline shaft are coaxial.
For improving positioning accuracy, the described shell that fixedly mills is provided with intermeshing high accuracy end face location fluted disc respectively with the movable location end face that mills shell.
Advantage of the present utility model:
The utility model master motor-driven automatic indexing right-angle milling head utilizes the ram spindle drive of lathe, dexterously the traditional-handwork indexing operation is transformed to automatic indexing by digital control system control, alleviated operating personnel's working strength greatly, saved the non-cutting time of workpiece processing, improve indexing accuracy and processing stability especially, improved the workpiece crudy.
(4) description of drawings:
Fig. 1 is the structural representation of a kind of embodiment of the utility model.
Figure number sign: 1, fixedly mill shell; 2, shell is milled in activity; 3, spiral bevel gear; 4, spline shaft; 5, ram main shaft; 6, piston; 7, bolt; 8, dividing gear; 9, swelling cover; 10, bearing block; 11, bearing; 12, end ring.
(5) specific embodiment:
The utility model master motor-driven automatic indexing right-angle milling head comprises and fixedly mills shell 1 and shell 2 is milled in activity, fixedly mills shell 1 and is fixed in the ram end face of Digit Control Machine Tool by blind rivet, and the axis that fixedly mills shell 1 is consistent with the axis of ram main shaft 5; The top that shell 2 is milled in activity is snug fit at fixedly mills shell 1 endoporus, its axial location for both in conjunction with end face, the horizontal milling assembly of bottom connection of shell 2 is milled in activity, as shown in Figure 1.
Activity is milled shell 2 and by bearing block 10 and bearing 11 spiral bevel gears 3 is installed, and bearing block 10 activities of being matched with are milled in the shell 2, and the horizontal end face of bearing block 10 is screwed in activity mills on shell 2 end faces, and bearing 11 is located between bearing block 10 and the spiral bevel gear wheel shaft; Spline shaft 4 is matched with in the splined hole of spiral bevel gear 3, and spline shaft 4 upper ends link to each other with ram main shaft 5 by tenon, as shown in Figure 1.
Be provided with the dividing gear 8 that intermeshing external gear and internal gear constitute between described bearing block 10 and the spline shaft 4, external gear overlaps the 9 coaxial spline shafts 4 that are fixed on by swelling, the coaxial end ring 12 that is fixed on bearing block 10 end faces of internal gear, as shown in Figure 1.
Fixedly mill between shell 1 and the movable location end face that mills shell 2 retention mechanism is set, retention mechanism comprises is located at the oil cylinder that fixedly mills in the shell 1 location end face, piston 6 connecting bolts 7 of oil cylinder, bolt head stretches out and fixedly mills shell 1 and the activity that places and mill the annular "T"-shaped groove of offering on the shell 2 location end faces, as shown in Figure 1.
Described fixedly milling between shell 1 and the movable location end face that mills shell 2 is provided with intermeshing high accuracy end face location fluted disc.
When needing calibration, the epicoele fuel feeding of oil cylinder, piston 6 promotes bolt 7 downwards, because movable integral body of milling shell 2, bearing block 10, bearing 11, internal gear and spiral bevel gear 3 formations can move axially along spline shaft 4, bolt 7 is pushed activity open and is milled shell 2 and make it and fixedly mill shell 1 and separate, with internal gear and external gear engagement that shell 2 synchronization actions are milled in activity, the rotation activity of passing to of ram main shaft 5 is milled shell 2 and is realized calibration; Calibration finishes, the cavity of resorption fuel feeding of oil cylinder, and piston 6 upwards spurs bolt 7, and bolt 7 makes activity mill shell 2 and combines closely by high accuracy end face location fluted disc with fixedly milling shell 1, and the internal gear of this moment separates with external gear.
During Milling Process, the cavity of resorption of oil cylinder maintains operating oil pressure always, to guarantee the operating accuracy of right-angle milling head.
Claims (4)
1. main motor-driven automatic indexing right-angle milling head, comprise and fixedly mill shell (1) and shell (2) is milled in activity, activity is milled shell (2) top and is snug fit at and fixedly mills in the shell (1), both axial location end faces are provided with retention mechanism, described activity is milled shell (2) and by bearing block (10) and bearing (11) spiral bevel gear (3) is installed, be matched with the ram main shaft (5) of spline shaft (4) the linking number controlled machine of spiral bevel gear (3) splined hole, it is characterized in that: described retention mechanism comprises the oil cylinder that fixedly mills in the end face of shell (1) location, the piston of oil cylinder (6) connecting bolt (7), the bolt head activity that places mill the annular "T"-shaped groove of offering on the end face of shell (2) location; The dividing gear (8) that breaks away from, meshes when retention mechanism unclamps when being respectively equipped with retention mechanism locking on described bearing block (10) and the spline shaft (4).
2. main motor-driven automatic indexing right-angle milling head according to claim 1, it is characterized in that: described dividing gear (8) comprises external gear and internal gear, external gear and coaxial being connected of spline shaft (4), internal gear is by coaxial bearing block (10) end face that is installed in of screw.
3. main motor-driven automatic indexing right-angle milling head according to claim 2, it is characterized in that: described external gear and spline shaft (4) are connected by swelling cover (9).
4. according to any described main motor-driven automatic indexing right-angle milling head in the claim 1～3, it is characterized in that: describedly fixedly mill the location end face that shell (1) and activity mill shell (2) intermeshing high accuracy end face location fluted disc is set respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200798687U CN202079435U (en) | 2011-03-23 | 2011-03-23 | Main motor-driven automatic-indexing right-angle milling head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200798687U CN202079435U (en) | 2011-03-23 | 2011-03-23 | Main motor-driven automatic-indexing right-angle milling head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202079435U true CN202079435U (en) | 2011-12-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200798687U Expired - Lifetime CN202079435U (en) | 2011-03-23 | 2011-03-23 | Main motor-driven automatic-indexing right-angle milling head |
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| CN (1) | CN202079435U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102101194A (en) * | 2011-03-23 | 2011-06-22 | 桂林机床股份有限公司 | Automatic indexing right-angle milling head driven by main motor |
| CN102848251A (en) * | 2012-10-12 | 2013-01-02 | 江苏新瑞重工科技有限公司 | Manual accurate-indexing right-angle milling head |
| CN103786053A (en) * | 2013-12-27 | 2014-05-14 | 宁波海天精工股份有限公司 | Manual and automatic optical square |
| CN104723169A (en) * | 2015-03-27 | 2015-06-24 | 苏州江源精密机械有限公司 | Automatic indexing right angle head device on gantry machining center |
| CN107138785A (en) * | 2017-07-06 | 2017-09-08 | 宁波海天精工股份有限公司 | A kind of Full automatic universal milling head |
-
2011
- 2011-03-23 CN CN2011200798687U patent/CN202079435U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102101194A (en) * | 2011-03-23 | 2011-06-22 | 桂林机床股份有限公司 | Automatic indexing right-angle milling head driven by main motor |
| CN102101194B (en) * | 2011-03-23 | 2013-05-08 | 桂林机床股份有限公司 | Automatic indexing right-angle milling head driven by main motor |
| CN102848251A (en) * | 2012-10-12 | 2013-01-02 | 江苏新瑞重工科技有限公司 | Manual accurate-indexing right-angle milling head |
| CN102848251B (en) * | 2012-10-12 | 2015-07-22 | 江苏新瑞重工科技有限公司 | Manual accurate-indexing right-angle milling head |
| CN103786053A (en) * | 2013-12-27 | 2014-05-14 | 宁波海天精工股份有限公司 | Manual and automatic optical square |
| CN103786053B (en) * | 2013-12-27 | 2016-01-20 | 宁波海天精工股份有限公司 | A kind of auto-manual right-angle head |
| CN104723169A (en) * | 2015-03-27 | 2015-06-24 | 苏州江源精密机械有限公司 | Automatic indexing right angle head device on gantry machining center |
| CN107138785A (en) * | 2017-07-06 | 2017-09-08 | 宁波海天精工股份有限公司 | A kind of Full automatic universal milling 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: 20111221 Effective date of abandoning: 20130508 |
|
| RGAV | Abandon patent right to avoid regrant |