CN201389665Y - Horizontal milling machine cutter rod and cutter rod bush - Google Patents
Horizontal milling machine cutter rod and cutter rod bush Download PDFInfo
- Publication number
- CN201389665Y CN201389665Y CN200920089582U CN200920089582U CN201389665Y CN 201389665 Y CN201389665 Y CN 201389665Y CN 200920089582 U CN200920089582 U CN 200920089582U CN 200920089582 U CN200920089582 U CN 200920089582U CN 201389665 Y CN201389665 Y CN 201389665Y
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- China
- Prior art keywords
- locking
- cover
- knife bar
- roof pressure
- expansion sleeve
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- 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 - Lifetime
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Abstract
The utility model relates to a horizontal milling machine cutter rod and a cutter rod bush. The cutter rod comprises a cutter rod body and a cutter rod bush sleeved thereon; the cutter rod bush comprises at least one section of elastic expanding sleeve matched with an inner ring of a rolling bearing in a milling machine hanging frame, a top pressing part and a locking part, wherein two ends of the elastic expanding sleeve are provided with an inner concave conical surface, the top pressing part is arranged at the side of the elastic expanding sleeve, close to the installing position of a milling cutter, and is provided with an outer convex conical surface correspondingly matched with the elastic expanding sleeve; the locking part is arranged at the other side of the elastic expanding sleeve and is provided with the outer convex conical surface correspondingly matched with the elastic expanding sleeve; and the locking part is locked and assembled with the cutter rod body in axial direction by a locking structure. The milling machine adopting the cutter rod or the bush can lead the cutter rod and the hanging frame to be connected into rolling connection, increase the rigidity and stability of a processing system, also lead the cutting efficiency to be improved by 40 percent to 200 percent, obviously improve the quality of the processing surface and the service life of the cutter, and simultaneously is convenient to exchanging the cutter of the horizontal milling machine.
Description
Technical field
The utility model relates to the horizontal milling machine technical field.
Background technology
Connecting between the knife bar of horizontal milling machine and hanger adopts all the time all is the device that is slidingly connected between knife bar lining and hanger lining.This connecting device structure is simple, and is easily manufactured.Also have a lot of shortcomings: hanger lining and knife bar liner wear are very fast, this wearing and tearing cause the gap between hanger lining and knife bar lining increasing, therefore Tool in Cutting is very not steady in the horizontal milling machine process, badly influences roughness, working (machining) efficiency, the service life of cutter and the rigidity of whole milling machine of workpiece machining surface.
The utility model content
The purpose of this utility model provides the horizontal milling machine knife bar and the knife bar lining of the friction employing rolling friction between a kind of knife bar and hanger.
For achieving the above object, the technical scheme of horizontal milling machine knife bar of the present utility model: a kind of horizontal milling machine knife bar, the knife bar lining that comprises knife bar main body and last suit thereof, described knife bar lining comprises that at least one section is used for the elastic expansion sleeve that cooperates with the inner ring of the rolling bearing of milling machine hanger, and the two ends of this elastic expansion sleeve are provided with the indent conical surface; Described elastic expansion sleeve is provided with the roof pressure parts that have with the evagination conical surface of elastic expansion sleeve corresponding matching near a side of milling cutter installation site, described elastic expansion sleeve opposite side is provided with the locking member that has with the evagination conical surface of elastic expansion sleeve corresponding matching, and described locking member is by locking mechanism and the assembling of knife bar main body axial locking.
Described elastic expansion sleeve is the expansion set that cracks, and at least one in described roof pressure parts and the locking member has the seamless cover of the convex cone face that cooperates with the expansion set that cracks for a whole end.
Described elastic expansion sleeve is the expansion set that cracks, described roof pressure parts have the seam cover to constitute by seamless cover of the roof pressure in the outside and inboard roof pressure, it is the concave cone face that seamless cover of roof pressure and roof pressure have the mating surface of seam cover, and it is corresponding convex cone face with the mating surface of the seamless cover of roof pressure that roof pressure has the seam cover.
Described elastic expansion sleeve is the expansion set that cracks, described locking member has seam cover, middle part to lock constituting by the locking nut that screw thread spins with knife bar of seamless cover and outer end by the locking of inboard, it is the convex cone face that locking has the two ends of stitching cover, and locking seamless cover is the concave cone face with the mating surface that locking has seam to overlap.
Described elastic expansion sleeve is the expansion set that cracks, described locking member has constituting by the seamless cover of locking that screw thread spins with knife bar of seam cover, outer end by the locking of inboard, it is the convex cone face that locking has the two ends of stitching cover, and locking seamless cover is the concave cone face with the mating surface that locking has seam to overlap.
The technical scheme of horizontal milling machine knife bar lining of the present utility model is: a kind of horizontal milling machine knife bar lining, described knife bar lining comprise that at least one section is used for the elastic expansion sleeve that cooperates with the inner ring of rolling bearing, and the two ends of this elastic expansion sleeve are provided with the indent conical surface; Described elastic expansion sleeve is provided with the roof pressure parts that have with the evagination conical surface of elastic expansion sleeve corresponding matching near a side of milling cutter installation site, described elastic expansion sleeve opposite side is provided with the locking member that has with the evagination conical surface of elastic expansion sleeve corresponding matching, and described locking member is by locking mechanism and the assembling of knife bar main body axial locking.
In described roof pressure parts and the locking member at least one has the seamless cover of the convex cone face that cooperates with the expansion set that cracks for a whole end.
Described elastic expansion sleeve is the expansion set that cracks, described roof pressure parts have the seam cover to constitute by seamless cover of the roof pressure in the outside and inboard roof pressure, it is the concave cone face that seamless cover of roof pressure and roof pressure have the mating surface of seam cover, and it is corresponding convex cone face with the mating surface of the seamless cover of roof pressure that roof pressure has the seam cover.
Described elastic expansion sleeve is the expansion set that cracks, described locking member has seam cover, middle part to lock constituting by the locking nut that screw thread spins with knife bar of seamless cover and outer end by the locking of inboard, it is the convex cone face that locking has the two ends of stitching cover, and locking seamless cover is the concave cone face with the mating surface that locking has seam to overlap.
Described elastic expansion sleeve is the expansion set that cracks, described locking member has constituting by the seamless cover of locking that screw thread spins with knife bar of seam cover, outer end by the locking of inboard, it is the convex cone face that locking has the two ends of stitching cover, and locking seamless cover is the concave cone face with the mating surface that locking has seam to overlap.
The milling machine hanger that the horizontal milling machine of knife bar of the present utility model or knife bar lining is installed adopts rolling bearing and rotates assembling with the knife bar lining, adopt rolling friction to connect between hanger and knife bar, the rigidity and the stability of system of processing have been increased, make stock-removing efficiency improve 40%～200%, be significantly improved the service life of machined surface quality and cutter.Adopt in knife bar of the present utility model and the lining two ends be the elastic expansion sleeve of inner conical surface and its two ends match the roof pressure parts that are provided with, locking member safely and fast the realization knife bar and the tight fit of bearing inner race.
Further, elastic expansion sleeve of the present utility model adopts the expansion set that cracks, and corresponding roof pressure parts, locking member can have seam cover, seamless cover, whole one or more constitute of overlapping by what respective end adopted cone match, can realize the tight fit of elastic expansion sleeve and bearing inner race very efficiently, and made things convenient for the axial connection of above each inner room of jockey, made things convenient for the tool changing of horizontal milling machine.
In addition, have at least one in compacting part in the utility model knife bar or the knife bar lining and the locking member with the middle expansion set that cracks is press-fitted the seam cover arranged, this has big envelope when backing down the middle expansion set that cracks, there is big envelope self then to be subjected to the compression of counter-force and its endoporus radially dwindled and the knife bar locking, realize the tight fit of knife bar lining and knife bar, this structure can make the knife bar lining simultaneously realize tight fit simultaneously or remove this tight fit simultaneously with knife bar and hanger bearing, makes the assembling of the replacing of cutter and knife bar convenient.It is certainly this that seal sleeve structure is arranged not is to be the tight fit structure of unique knife bar and lining; purport of the present utility model is to protect the tight fit structure of a kind of knife bar and rolling bearing inner ring, and knife bar also can be realized tight fit with other anti-rotation fastening structures commonly used and lining.
Description of drawings
Fig. 1 is the structural representation of horizontal milling machine that adopts the embodiment 1 of knife bar lining of the present utility model;
Fig. 2 is the partial enlarged drawing of knife bar and hanger connection place among Fig. 1;
Fig. 3 is the structural representation of knife bar lining embodiment 2;
Fig. 4 is the structural representation of knife bar lining embodiment 3;
Fig. 5 is the structural representation of knife bar lining embodiment 4;
The specific embodiment
The embodiment 1 of knife bar lining, as depicted in figs. 1 and 2, horizontal milling machine comprises that a hanger 1 and an end rotate the knife bar 9 that is assemblied in the hanger 1, the other end of knife bar 9 and the rotating shaft of horizontal milling machine are in transmission connection.Be provided with the installation through hole that is used for knife bar 9 assemblings in the hanger 1, knife bar 9 plug-in mountings are fixed in the knife bar lining, the rolling bearing 3 of same model and bearing 7 are installed in hanger 1 and the through hole that knife bar 9 is connected, rolling bearing 3 and 7 and described through hole between be tight fit, bearing 7 near cutter 15 is fixed its axial location by spacer 2 and end cap 11, be provided with accumulator 17 in the described hanger 1, described spacer 2 two ends have outer eaves and bearing is press-fitted, form the trapped fuel annular space that communicates with described accumulator 17 between spacer outer wall and the two outer eaves, outside spacer 2 two ends eaves axially all have communicate with described trapped fuel annular space cross oil hole 16, like this accumulator 17 connect oil circuit and just be convenient to lubricating bearings with communicating of spacer 2 both sides.End cap 11 is fixed on the hanger 1 by nut 12,3 through holes that connected with knife bar 9 by hanger 1 of rolling bearing have the boss and the spacer 2 of the end of screw thread one end to fix its axial location near knife bar, expansion set 14 outsides of cracking cooperate with the inner ring of bearing 7 and rolling bearing 3, and the inner face and the knife bar 9 of the expansion set 14 that cracks are connected.The crack two ends of expansion set 14 are provided with the concave cone face, and the expansion set 14 that cracks is equipped with the roof pressure parts near an end of milling cutters, and the other end is equipped with locking member; Described roof pressure parts have seam cover 8 to constitute by seamless cover 10 of the roof pressure in the outside and inboard roof pressure, it is the concave cone face that roof pressure is seamless cover 10 has the mating surface of seam cover 8 with roof pressure, it is corresponding convex cone face with the mating surface of the seamless cover 10 of roof pressure that roof pressure has seam cover 8, and it is corresponding convex cone face with the mating surface of the expansion set 14 that cracks that roof pressure has seam cover 8; The locking nut 5 in the outside that spins by screw thread with knife bar that described locking member has by the locking of inboard that seam cover 6, middle part lock seamless cover 4 and outer end constitutes, it is the convex cone face that locking has the two ends of seam cover 6, and locking seamless cover 4, with locking the mating surface of seam cover 6 to be arranged be the concave cone face.
When clamp-on tool 15, locking nut 5 screws to cutter 15 directions, lock seamless cover 4, locking has seam cover 6, expansion set 14 cracks, roof pressure cracks and overlaps 8, roof pressure is seamless, and cover 10 and knife bar lining main body 13 are pressed together successively inwards, the roof pressure at expansion set 14 two ends of cracking has seam cover 8, the evagination conical surface that locking has a seam cover 6 is under the effect of the corresponding conical surface and the locking knife bar 9 that caves in, realized the close-coupled of knife bar and knife bar lining, and the indent conical surface at expansion set 14 two ends of cracking makes the radially distending of expansion set 14 that cracks under the effect of the corresponding conical surface, has realized rolling bearing 3, the close-coupled of 7 the inner ring and the expansion set 14 that cracks.When unclamping locking nut 5, removed the tight fit of 3,7 on knife bar 9, knife bar lining and rolling bearing, also just can change cutter 15 very easily.
The horizontal milling machine that adopting between to sum up this hanger and knife bar rolls connects has increased the rigidity and the stability of system of processing, makes stock-removing efficiency improve 40%～200%, and be significantly improved the service life of machined surface quality and cutter.
As shown in Figure 3, the embodiment 2 of knife bar lining, be with the difference of embodiment 1: locking member has constituting by the seamless cover 205 of locking that screw thread spins with knife bar of seam cover 206, outer end by the locking of inboard, it is the convex cone face that locking has the two ends of seam cover 206, and locking seamless cover 205, with locking the mating surface of seam cover 206 to be arranged be the concave cone face.
As shown in Figure 4, the embodiment 3 of knife bar lining is with the difference of embodiment 1: the roof pressure parts are the whole seamless cover 310 of roof pressure, and roof pressure is seamless cover 310 is the evagination conical surface with the end face of expansion set 314 corresponding matching of cracking.
As shown in Figure 5, the embodiment 4 of knife bar lining is with the difference of embodiment 1: locking member is the seamless cover 405 of locking of the integral body that spins by screw thread with knife bar, and the end face of locking seamless cover 405 and elastic expansion sleeve 414 corresponding matching is the evagination conical surface.
The roof pressure parts in the foregoing description and the mutual combining structure of locking member are not limited to four kinds of compound modes in the foregoing description; can certainly replace by other feasible compound mode; but this different technical characterictic that only changes compound mode and form; if be still by big envelope is arranged; the corresponding conical surface of the assembly of seamless cover or its combination axially hold out against the tight fit that realizes assembly and bearing and knife bar; then these different technical characterictics should belong to the technical characterictic that is equal to replacement, only must fall into protection domain of the present utility model for the above-mentioned technical scheme that is equal to the technical characterictic of replacement as for the difference of those and the technical solution of the utility model.
Claims (10)
1. horizontal milling machine knife bar, the knife bar lining that comprises knife bar main body and last suit thereof, it is characterized in that: described knife bar lining comprises that at least one section is used for the elastic expansion sleeve that cooperates with the inner ring of the rolling bearing of milling machine hanger, and the two ends of this elastic expansion sleeve are provided with the indent conical surface; Described elastic expansion sleeve is provided with the roof pressure parts that have with the evagination conical surface of elastic expansion sleeve corresponding matching near a side of milling cutter installation site, described elastic expansion sleeve opposite side is provided with the locking member that has with the evagination conical surface of elastic expansion sleeve corresponding matching, and described locking member is by locking mechanism and the assembling of knife bar main body axial locking.
2. horizontal milling machine knife bar according to claim 1 is characterized in that: described elastic expansion sleeve is the expansion set that cracks, and at least one in described roof pressure parts and the locking member has the seamless cover of the convex cone face that cooperates with the expansion set that cracks for a whole end.
3. horizontal milling machine knife bar according to claim 1, it is characterized in that: described elastic expansion sleeve is the expansion set that cracks, described roof pressure parts have the seam cover to constitute by seamless cover of the roof pressure in the outside and inboard roof pressure, it is the concave cone face that seamless cover of roof pressure and roof pressure have the mating surface of seam cover, and it is corresponding convex cone face with the mating surface of the seamless cover of roof pressure that roof pressure has the seam cover.
4. horizontal milling machine knife bar according to claim 1, it is characterized in that: described elastic expansion sleeve is the expansion set that cracks, described locking member has seam cover, middle part to lock constituting by the locking nut that screw thread spins with knife bar of seamless cover and outer end by the locking of inboard, it is the convex cone face that locking has the two ends of stitching cover, and locking seamless cover is the concave cone face with the mating surface that locking has seam to overlap.
5. horizontal milling machine knife bar according to claim 1, it is characterized in that: described elastic expansion sleeve is the expansion set that cracks, described locking member has constituting by the seamless cover of locking that screw thread spins with knife bar of seam cover, outer end by the locking of inboard, it is the convex cone face that locking has the two ends of stitching cover, and locking seamless cover is the concave cone face with the mating surface that locking has seam to overlap.
6. horizontal milling machine knife bar lining is characterized in that: described knife bar lining comprises that at least one section is used for the elastic expansion sleeve that cooperates with the inner ring of rolling bearing, and the two ends of this elastic expansion sleeve are provided with the indent conical surface; Described elastic expansion sleeve is provided with the roof pressure parts that have with the evagination conical surface of elastic expansion sleeve corresponding matching near a side of milling cutter installation site, described elastic expansion sleeve opposite side is provided with the locking member that has with the evagination conical surface of elastic expansion sleeve corresponding matching, and described locking member is by locking mechanism and the assembling of knife bar main body axial locking.
7. horizontal milling machine knife bar lining according to claim 1 is characterized in that: at least one in described roof pressure parts and the locking member has the seamless cover of the convex cone face that cooperates with the expansion set that cracks for a whole end.
8. horizontal milling machine knife bar lining according to claim 1, it is characterized in that: described elastic expansion sleeve is the expansion set that cracks, described roof pressure parts have the seam cover to constitute by seamless cover of the roof pressure in the outside and inboard roof pressure, it is the concave cone face that seamless cover of roof pressure and roof pressure have the mating surface of seam cover, and it is corresponding convex cone face with the mating surface of the seamless cover of roof pressure that roof pressure has the seam cover.
9. horizontal milling machine knife bar lining according to claim 1, it is characterized in that: described elastic expansion sleeve is the expansion set that cracks, described locking member has seam cover, middle part to lock constituting by the locking nut that screw thread spins with knife bar of seamless cover and outer end by the locking of inboard, it is the convex cone face that locking has the two ends of stitching cover, and locking seamless cover is the concave cone face with the mating surface that locking has seam to overlap.
10. horizontal milling machine knife bar lining according to claim 1, it is characterized in that: described elastic expansion sleeve is the expansion set that cracks, described locking member has constituting by the seamless cover of locking that screw thread spins with knife bar of seam cover, outer end by the locking of inboard, it is the convex cone face that locking has the two ends of stitching cover, and locking seamless cover is the concave cone face with the mating surface that locking has seam to overlap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920089582U CN201389665Y (en) | 2009-04-14 | 2009-04-14 | Horizontal milling machine cutter rod and cutter rod bush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920089582U CN201389665Y (en) | 2009-04-14 | 2009-04-14 | Horizontal milling machine cutter rod and cutter rod bush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201389665Y true CN201389665Y (en) | 2010-01-27 |
Family
ID=41596485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920089582U Expired - Lifetime CN201389665Y (en) | 2009-04-14 | 2009-04-14 | Horizontal milling machine cutter rod and cutter rod bush |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201389665Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104786061A (en) * | 2015-04-13 | 2015-07-22 | 朱宏海 | Hole boring and milling device without support |
| CN106180847A (en) * | 2016-08-04 | 2016-12-07 | 铜陵市永生机电制造有限责任公司 | A kind of cutter spindle |
| CN108637340A (en) * | 2018-07-20 | 2018-10-12 | 无锡市万向联轴器有限公司 | A kind of big plain milling high speed hanging feet |
-
2009
- 2009-04-14 CN CN200920089582U patent/CN201389665Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104786061A (en) * | 2015-04-13 | 2015-07-22 | 朱宏海 | Hole boring and milling device without support |
| CN106180847A (en) * | 2016-08-04 | 2016-12-07 | 铜陵市永生机电制造有限责任公司 | A kind of cutter spindle |
| CN108637340A (en) * | 2018-07-20 | 2018-10-12 | 无锡市万向联轴器有限公司 | A kind of big plain milling high speed hanging feet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100127 |