CN202555840U - Knife loosening/drawing device for main shaft of accessory mill head - Google Patents
Knife loosening/drawing device for main shaft of accessory mill head Download PDFInfo
- Publication number
- CN202555840U CN202555840U CN2012201767661U CN201220176766U CN202555840U CN 202555840 U CN202555840 U CN 202555840U CN 2012201767661 U CN2012201767661 U CN 2012201767661U CN 201220176766 U CN201220176766 U CN 201220176766U CN 202555840 U CN202555840 U CN 202555840U
- Authority
- CN
- China
- Prior art keywords
- main shaft
- piston
- axle unit
- main axle
- tool device
- 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.)
- Expired - Fee Related
Links
Abstract
The invention relates to a knife loosening/drawing device for main shaft of accessory mill head. The device includes a main shaft unit, a main shaft sleeve fitted at the exterior of the main shaft, a cylinder arranged at the exterior of the main shaft sleeve, a main shaft box arranged at the exterior of the cylinder, and an oil distribution cover connected with the upper part of the main shaft box. A piston is arranged at the upper part of the main shaft unit, the upper part of the piston is arranged in the oil distribution cover and forms a cavity capable of injecting hydraulic oil with the oil distribution cover, an oil inlet is arranged on the oil distribution cover and communicates to the cavity, the lower part of the piston is connected with the upper part of the main shaft unit via a drawbar, and a disk spring is arranged between the exterior of the main shaft unit and the main shaft sleeve. The invention adopts the cooperation of the piston and the main shaft unit, loosens and draws knife via hydraulic oil, and has advantages of simple and compact structure, small size, and easy arrangement inside the main shaft.
Description
Technical field
the utility model relates to the machine tool chief axis field, particularly relates to a kind of main shaft pine broaching tool device of accessories mill-head.
Background technology
are present, and the loose broaching tool device of accessories mill-head main shaft is installed on the main shaft outside mostly, complex structure, and volume is bigger, has seriously limited the performance of lathe function.
Summary of the invention
The purpose of
the utility model provides a kind of main shaft pine broaching tool device of accessories mill-head.
For achieving the above object, the technical scheme that the utility model adopts is:
The main shaft pine broaching tool device of
a kind of accessories mill-head comprises main axle unit, is set in the outside collar bush of described main axle unit, is arranged on the outside cylinder body of described collar bush, is arranged on outside main spindle box of described cylinder body and the oil distributing cover that is connected described main spindle box top; Described main axle unit top is provided with piston; The top of described piston is arranged in the described oil distributing cover; And and described oil distributing cover between form the chamber can inject hydraulic oil, offer fuel feed hole on the described oil distributing cover, described fuel feed hole is connected with described chamber; Described piston bottom is connected through a pull bar with the top of described main axle unit, and is provided with the dish spring between the outside of described main axle unit and the described collar bush.
preferably, described main axle unit is provided with hollow bulb, and described pull bar bottom is plugged in the described hollow bulb; Described pull bar top is provided with screw thread, and described pull bar top is passed described piston and is threaded mutually with described oil distributing cover.
preferably, described collar bush is supported in the described cylinder body through bearing assembly, described bearing assembly comprises upper bearing (metal), lower bearing.
further preferably, the upper end of described upper bearing (metal) is provided with top nut, thin nut; The lower end of described lower bearing is provided with lower nut.
preferably, the upper end of described main axle unit is connected with described piston through sealing ring.
preferably are provided with spring between described oil distributing cover and described piston upper and lower.
Because the technique scheme utilization, the utility model compared with prior art has advantage:
the utility model adopts the cooperation of piston and main axle unit, accomplishes loose cutter, broaching tool through hydraulic oil, and it is simple and compact for structure, and volume is little, is easily installed in main shaft inside.
Description of drawings
accompanying drawing 1 is the structural representation of the utility model.
wherein: 1, oil distributing cover; 2, thin nut; 3, top nut; 4, cylinder body; 5, main spindle box; 6, lower nut; 7, dish spring; 8, collar bush; 9, main axle unit; 10, sealing ring; 11, piston; 12, lower bearing; 13, upper bearing (metal); 14, spring; 15, hydraulic oil; 16, pull bar.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is further described:
The main shaft pine broaching tool device of a kind of accessories mill-head that
are as shown in the figure comprises main axle unit 9, is set in the collar bush 8 of main axle unit 9 outsides, the cylinder body 4 that is arranged on collar bush 8 outsides, the main spindle box 5 that is arranged on cylinder body 4 outsides and the oil distributing cover 1 that is connected main spindle box 5 tops.Collar bush 8 is supported in the cylinder body 4 through bearing assembly, and specifically, bearing assembly comprises upper bearing (metal) 13, lower bearing 1, and the upper end of upper bearing (metal) 13 is provided with top nut 3, thin nut 2, and the lower end of lower bearing 12 is provided with lower nut 6.
main axle unit 9 upper ends are connected with piston 11 through sealing ring 10; The top of piston 11 is arranged in the oil distributing cover 1; And and oil distributing cover 1 between form the chamber can inject hydraulic oil 15; Offer fuel feed hole on the oil distributing cover 1, fuel feed hole is connected with chamber, is provided with spring 14 between oil distributing cover 1 and piston 11 upper and lower; Piston 11 bottoms are connected through a pull bar 16 with the top of main axle unit 9, and main axle unit 9 is provided with hollow bulb, and pull bar 16 bottoms are plugged in the hollow bulb; Pull bar 16 tops are provided with screw thread, and pull bar 16 tops are passed piston 11 and are threaded mutually with oil distributing cover 1, in addition, are provided with dish spring 7 between the outside of main axle unit 9 and the collar bush 8.
The concrete course of work of present embodiment down of setting forth below
: the chamber that hydraulic oil 15 is pressed into piston 11 tops through oil pressure; Promoting piston 11 moves down; Thereby driving main axle unit 9 moves down; 7 compressions of dish spring, the pulling claw that causes being connected main axle unit 9 front ends unclamps, and realizes main shaft pine cutter; When the chamber extrusion of hydraulic oil 15 from piston 11 tops, dish spring 7 pressure discharge, and restPose, and move up with main axle unit 9 thereby drive piston 11, cause the pulling claw tension of main axle unit 9 front ends, the realization main spindle broach.
the foregoing description is only for explaining the technical conceive and the characteristics of the utility model; Its purpose is to let the personage who is familiar with this technology can understand content of the utility model and enforcement according to this, can not limit the protection domain of the utility model with this.All equivalences of being done according to the utility model spirit change or modify, and all should be encompassed within the protection domain of the utility model.
Claims (6)
1. the main shaft of accessories mill-head pine broaching tool device is characterized in that: comprise main axle unit, be set in the outside collar bush of described main axle unit, be arranged on the outside cylinder body of described collar bush, be arranged on outside main spindle box of described cylinder body and the oil distributing cover that is connected described main spindle box top; Described main axle unit top is provided with piston; The top of described piston is arranged in the described oil distributing cover; And and described oil distributing cover between form the chamber can inject hydraulic oil, offer fuel feed hole on the described oil distributing cover, described fuel feed hole is connected with described chamber; Described piston bottom is connected through a pull bar with the top of described main axle unit, and is provided with the dish spring between the outside of described main axle unit and the described collar bush.
2. the main shaft of accessories mill-head according to claim 1 pine broaching tool device, it is characterized in that: described main axle unit is provided with hollow bulb, and described pull bar bottom is plugged in the described hollow bulb; Described pull bar top is provided with screw thread, and described pull bar top is passed described piston and is threaded mutually with described oil distributing cover.
3. the main shaft of accessories mill-head according to claim 1 pine broaching tool device, it is characterized in that: described collar bush is supported in the described cylinder body through bearing assembly, and described bearing assembly comprises upper bearing (metal), lower bearing.
4. the main shaft of accessories mill-head according to claim 3 pine broaching tool device, it is characterized in that: the upper end of described upper bearing (metal) is provided with top nut, thin nut; The lower end of described lower bearing is provided with lower nut.
5. the main shaft of accessories mill-head according to claim 1 pine broaching tool device, it is characterized in that: the upper end of described main axle unit is connected with described piston through sealing ring.
6. the main shaft of accessories mill-head according to claim 1 pine broaching tool device is characterized in that: be provided with spring between described oil distributing cover and described piston upper and lower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201767661U CN202555840U (en) | 2012-04-24 | 2012-04-24 | Knife loosening/drawing device for main shaft of accessory mill head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201767661U CN202555840U (en) | 2012-04-24 | 2012-04-24 | Knife loosening/drawing device for main shaft of accessory mill head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202555840U true CN202555840U (en) | 2012-11-28 |
Family
ID=47205542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201767661U Expired - Fee Related CN202555840U (en) | 2012-04-24 | 2012-04-24 | Knife loosening/drawing device for main shaft of accessory mill head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202555840U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103286829A (en) * | 2013-06-24 | 2013-09-11 | 盐城工学院 | Rapid cutter-changing mechanism for multi-cutterhead cutting system |
-
2012
- 2012-04-24 CN CN2012201767661U patent/CN202555840U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103286829A (en) * | 2013-06-24 | 2013-09-11 | 盐城工学院 | Rapid cutter-changing mechanism for multi-cutterhead cutting system |
| CN103286829B (en) * | 2013-06-24 | 2015-01-07 | 盐城工学院 | Rapid cutter-changing mechanism for multi-cutterhead cutting system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202555840U (en) | Knife loosening/drawing device for main shaft of accessory mill head | |
| CN203471068U (en) | Cutter of steel pipe inner wall | |
| CN203473192U (en) | Telescopic pile | |
| CN202318210U (en) | Impact-vibration-type puller for pin shaft | |
| CN104019181B (en) | A kind of cushioning device for motor | |
| CN204299932U (en) | A kind of bearing unit with honeycomb duct | |
| CN204140546U (en) | Oil cylinder with adjustable oil cylinder stroke and buffer stroke | |
| CN201684876U (en) | Crankshaft connecting rod assembly for forging and stamping machine tool | |
| CN203730440U (en) | Hydraulic oil cylinder with base | |
| CN204471060U (en) | Automatic withdrawal boring cutter box on a kind of heavy horizontal lathe | |
| CN201201214Y (en) | Hydraulic nut auxiliary device | |
| CN202660201U (en) | Automatic thread compound refueling machine | |
| CN203879948U (en) | Cast steel or cast iron coupler for electric dust remover | |
| CN202804707U (en) | Input shaft gear shaping fixture of automobile transmission case | |
| CN214351265U (en) | Combined ram droop compensation device | |
| CN202922296U (en) | Guide pillar of tool unclamping cylinder for numerical control machine tool | |
| CN203019292U (en) | Cylinder sleeve take-out device of oil field injection equipment | |
| CN203738712U (en) | Assembling and disassembling tool for horizontal type mixed flow turning wheel of water turbine | |
| CN202666953U (en) | Meat grinder | |
| CN203239663U (en) | High-safety-performance combined oil filling valve | |
| CN203585788U (en) | Supporting base of high-pressure oil injector | |
| CN203326051U (en) | Mounting fixture for battery air filter | |
| CN204268038U (en) | A kind of can the portable high-pressure grease gun of rapid refueling | |
| CN202991995U (en) | Valve and piston ring combined part of landing gear buffer | |
| CN203067260U (en) | Quick-change plunger slush pump stuffing box component for oilfield drill and well repairing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121128 Termination date: 20140424 |