CN207465436U - A kind of fly cutter holder assembly of drum chipper - Google Patents
A kind of fly cutter holder assembly of drum chipper Download PDFInfo
- Publication number
- CN207465436U CN207465436U CN201721178799.9U CN201721178799U CN207465436U CN 207465436 U CN207465436 U CN 207465436U CN 201721178799 U CN201721178799 U CN 201721178799U CN 207465436 U CN207465436 U CN 207465436U
- Authority
- CN
- China
- Prior art keywords
- expansion set
- hole
- fly cutter
- main shaft
- belt wheel
- 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 utility model discloses a kind of fly cutter holder assemblies of drum chipper, including main shaft, belt wheel, expansion set and pedestal, the belt wheel is connected to by expansion set on main shaft, is fixedly connected between belt wheel and expansion set by screw, it is keyed between main shaft and expansion set, pedestal is welded on main shaft.The utility model fastening effect is good, and connection is reliable, and slipping phenomenon will not occur for belt wheel；Connector sleeve can effectively protect fly cutter seat, substantially increase the service life of fly cutter seat, improve stock utilization, reduce use cost.
Description
Technical field：
The utility model is related to a kind of fly cutter holder assemblies of drum chipper.
Background technology：
Pass through key connection, axis of the belt wheel on main shaft between main shaft and belt wheel in the fly cutter seat of existing drum chipper
To limiting realized by axis pin, this kind of direction locating effect is poor, and after long-time use, belt wheel easily shifts skidding now
As influencing using effect, and the fly cutter seat in drum chipper is when in use, blade is directly fixed on fly cutter seat by screw
On, in use, the extruding force that blade is subject to is directly acted on fly cutter seat, after the section time, then can lead to fly cutter
The threaded hole damage of seat, at this time how integral replacing fly cutter seat, use cost is high.
Utility model content：
The utility model is to provide a kind of fly cutter of drum chipper to solve the above-mentioned problems of the prior art
Holder assembly.
There is technical solution used by the utility model：The fly cutter holder assembly of a kind of drum chipper, including main shaft, band
Wheel, expansion set and pedestal, the belt wheel are connected on main shaft by expansion set, are fixedly connected between belt wheel and expansion set by screw, main
It is keyed between axis and expansion set, pedestal is welded on main shaft；
The axis direction of the belt wheel is equipped with mounting hole and taper hole, and mounting hole and taper hole connect, set in mounting hole
There is threaded hole；
The outer circle wall of the expansion set is cone structure, is equipped in the axial direction of expansion set and tightens slot, on the outer wall of expansion set
Equipped with stage portion, which is equipped with counter sink；
It is set on the periphery of pedestal there are four arc chip trough and four blade installation slots, four blade installation slots correspond to
It is placed in the side of four arc chip troughs；The blade installation slot is rectangular-shaped；It is equipped on a right-angle side of blade installation slot
Mounting hole is fixedly connected with connector sleeve in mounting hole and tapped through hole, connector sleeve top is equipped on the center position of connector sleeve
Side wall extends outwardly and forms the positioning side of platform-like.
Further, the connector sleeve is fixed on by screw in the mounting hole of blade installation slot.
Further, it is set on another right-angle side of blade installation slot and uses location hole.
Further, the connector sleeve is made of 40Cr steel.
Further, the axis direction of the expansion set is equipped with axis hole, and keyway is equipped on the inner wall of axis hole.
The utility model has the advantages that：
1) the utility model fastening effect is good, and connection is reliable, and slipping phenomenon will not occur for belt wheel；
2) connector sleeve can effectively protect fly cutter seat in the utility model, substantially increase the service life of fly cutter seat,
Stock utilization is improved, reduces use cost.
Description of the drawings：
Fig. 1 is the utility model structure chart.
Fig. 2 is the structure chart of belt wheel in the utility model.
Fig. 3 is expansion set front view in the utility model.
Fig. 4 is expansion set left view in the utility model.
Fig. 5 is the structure chart of pedestal in the utility model.
Fig. 6 is the partial enlarged view of pedestal in the utility model.
Fig. 7 is the structure chart of connector sleeve in the utility model.
Specific embodiment：
The utility model will be further described below with reference to the accompanying drawings.
Such as Fig. 1 to Fig. 7, the utility model discloses a kind of fly cutter holder assembly of drum chipper, including main shaft 11, belt wheel
12nd, expansion set 13 and pedestal 5, belt wheel 12 are connected to by expansion set 13 on main shaft 11, are consolidated between belt wheel 12 and expansion set 13 by screw
Fixed connection, is keyed, pedestal 5 is welded on main shaft 11 between main shaft 11 and expansion set 13.
Mounting hole 121 and taper hole 122 are equipped on the axis direction of belt wheel 12, mounting hole 121 and taper hole 122 connect,
Threaded hole 123 is equipped in mounting hole 121.
The outer circle wall of expansion set 13 is cone structure, and the conical degree of conical surface of expansion set 13 is adapted with the taper of taper hole 122.Swollen
The axial direction of set 13 is equipped with tightening slot 131, and the outer wall of expansion set 13 is equipped with stage portion 132, which is equipped with countersunk head
Hole 133.
Axis hole 130 is equipped on the axis direction of expansion set 13, keyway 134 is equipped on the inner wall of axis hole 130.
Main shaft 11 is connected in the axis hole 130 of expansion set 13, and is keyed between main shaft 11 and expansion set 13.Expansion set 13 is put
In in the taper hole 122 of belt wheel 12, and the stage portion 132 of expansion set 13 is contacted on the bottom surface of mounting hole 121, screw passes through heavy
Head bore 133 is simultaneously threaded in threaded hole 123.The conical surface of expansion set 13 is matched with 122 conical surface of taper hole so that expansion set 13 is tightened
And it is anchored on main shaft 11.
Arc chip trough 51 and four blade installation slots 52 there are four being set on the periphery of pedestal 5 in the utility model, four
A blade installation slot 52 corresponds to the side for being placed in four arc chip troughs 51.
Blade installation slot 52 is rectangular-shaped, and mounting hole is equipped on a right-angle side of blade installation slot 52, which is
Stepped hole is fixedly connected with connector sleeve 6 in mounting hole.
The center position of connector sleeve 6 is equipped with tapped through hole 61, for ease of connector sleeve 6 preferably is positioned at mounting hole
Interior, 6 top side wall of connector sleeve extends outwardly and forms the positioning side 62 of platform-like.Connector sleeve 6 is fixed on blade by screw pacifies
In the mounting hole of tankage 52, the positioning side 62 of connector sleeve 6 is connected on the step surface of mounting hole.
It is set on another right-angle side of blade installation slot 52 with location hole 55.
Connector sleeve 6 in the utility model is made of 40Cr steel.
When in use, connector sleeve 6 is fixed in mounting groove 52, blade is placed in mounting groove 52, blade by pin with
Location hole 55 on mounting groove 52 positions, and blade is fixed on by screw on connector sleeve 6.Drum chipper when in use, connects
Set 6 can effectively protect pedestal 5, during thread abrasion in connector sleeve 6, directly replace connector sleeve 6, connector sleeve 6 is greatly
The big service life for improving fly cutter seat.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, several improvement can also be made under the premise of the utility model principle is not departed from, these improvement also should be regarded as
The scope of protection of the utility model.
Claims (5)
1. a kind of fly cutter holder assembly of drum chipper, it is characterised in that：Including main shaft (11), belt wheel (12), expansion set (13) and
Pedestal (5), the belt wheel (12) are connected to by expansion set (13) on main shaft (11), pass through spiral shell between belt wheel (12) and expansion set (13)
Nail is fixedly connected, and is keyed between main shaft (11) and expansion set (13), and pedestal (5) is welded on main shaft (11)；
The axis direction of the belt wheel (12) is equipped with mounting hole (121) and taper hole (122), mounting hole (121) and taper hole (122)
It connects, threaded hole (123) is equipped in mounting hole (121)；
The outer circle wall of the expansion set (13) is cone structure, and tightening slot (131), expansion set are equipped in the axial direction of expansion set (13)
(13) outer wall is equipped with stage portion (132), which is equipped with counter sink (133)；
It is set on the periphery of pedestal (5) there are four arc chip trough (51) and four blade installation slots (52), four blades are pacified
The corresponding side for being placed in four arc chip troughs (51) of tankage (52)；The blade installation slot (52) is rectangular-shaped；Pacify in blade
One right-angle side of tankage (52) is equipped with mounting hole, and connector sleeve (6) is fixedly connected in mounting hole at the center of connector sleeve (6)
Direction is equipped with tapped through hole (61), and connector sleeve (6) top side wall extends outwardly and forms the positioning side (62) of platform-like.
2. the fly cutter holder assembly of drum chipper as described in claim 1, it is characterised in that：The connector sleeve (6) passes through spiral shell
Nail is fixed in the mounting hole of blade installation slot (52).
3. the fly cutter holder assembly of drum chipper as described in claim 1, it is characterised in that：In the another of blade installation slot (52)
It is set on one right-angle side with location hole (55).
4. the fly cutter holder assembly of drum chipper as described in claim 1, it is characterised in that：The connector sleeve (6) uses
40Cr steel is made.
5. the fly cutter holder assembly of drum chipper as described in claim 1, it is characterised in that：The axle center side of the expansion set (13)
It is equipped with axis hole (130) upwards, keyway (134) is equipped on the inner wall of axis hole (130).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721178799.9U CN207465436U (en) | 2017-09-14 | 2017-09-14 | A kind of fly cutter holder assembly of drum chipper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721178799.9U CN207465436U (en) | 2017-09-14 | 2017-09-14 | A kind of fly cutter holder assembly of drum chipper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207465436U true CN207465436U (en) | 2018-06-08 |
Family
ID=62269514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721178799.9U Expired - Fee Related CN207465436U (en) | 2017-09-14 | 2017-09-14 | A kind of fly cutter holder assembly of drum chipper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207465436U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107379191A (en) * | 2017-09-14 | 2017-11-24 | 南京卓迈机械有限公司 | A kind of fly cutter holder assembly of drum chipper |
-
2017
- 2017-09-14 CN CN201721178799.9U patent/CN207465436U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107379191A (en) * | 2017-09-14 | 2017-11-24 | 南京卓迈机械有限公司 | A kind of fly cutter holder assembly of drum chipper |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180608 Termination date: 20180914 |