CN203912465U - The mini-size tillage machine cutter shaft of a kind of removable group - Google Patents
The mini-size tillage machine cutter shaft of a kind of removable group Download PDFInfo
- Publication number
- CN203912465U CN203912465U CN201420321459.7U CN201420321459U CN203912465U CN 203912465 U CN203912465 U CN 203912465U CN 201420321459 U CN201420321459 U CN 201420321459U CN 203912465 U CN203912465 U CN 203912465U
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- cutter shaft
- bolt
- mini
- tillage machine
- axle center
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Abstract
The mini-size tillage machine cutter shaft of removable group, it belongs to agricultural mechanical field.This mini-size tillage machine cutter shaft of removable group, be connected and form by metal bolt, locking bolt device by least two cutter shaft unit, on cutter shaft unit, have slotting tool post, one end, cutter shaft unit is fixedly connected with axle center, has inserting bolthole on axle center, the axle center interface that the cutter shaft unit other end is hollow, on the interface of axle center, have inserting bolthole, inserting bolthole vertically runs through cutter shaft unit, and metal bolt is made up of bolt head and bolt tail, there is locking bolt hole bolt tail bottom, and locking bolt device comprises fore shaft, lower fore shaft and guide rod.The utility model practical function, can effectively regulate cutter shaft length according to actual needs, tears group open flexibly, and processing, repair are convenient, and cost is low, simple in structure, are beneficial to factory's batch production.
Description
Technical field
The utility model belongs to agricultural mechanical field, particularly a kind of mini-size tillage machine cutter shaft.
Background technology
At present, the revolution cutter shaft that mini-size tillage machine configures mostly is the axis of integrated design, be that cutter shaft is a regular length, cutterhead is uniformly distributed along cutter shaft by certain spacing, the one or both ends of axis are tight with spiral shell padlock, so just, can not change on demand cutter shaft length, even under shorter farming length needs, also want the work of turning round together of whole cutter shaft, not only cause on the one hand the waste of working resource, and the service life that can reduce cutter shaft entirety, be unfavorable for the use of mini-size tillage machine, cutter shaft is carved while hindering by cutterhead on the other hand, inconvenient repair.
Utility model content
The purpose of this utility model is to overcome above-mentioned deficiency, and the mini-size tillage machine cutter shaft of a kind of removable group is provided, and can need to change cutter shaft length according to actual farming, and compact conformation, tears that group is simple, processing cost is low open, can meet user demand, plays works fine effect.
The technical scheme that the utility model adopted is for achieving the above object: the mini-size tillage machine cutter shaft of a kind of removable group, it is characterized in that: be connected and form by metal bolt, locking bolt device by least two cutter shaft unit, described cutter shaft has slotting tool post on unit, one end, cutter shaft unit is fixedly connected with axle center, on axle center, there is inserting bolthole, the axle center interface that the cutter shaft unit other end is hollow, has inserting bolthole on the interface of axle center, and inserting bolthole vertically runs through cutter shaft unit; Described metal bolt is made up of bolt head and bolt tail, and there is locking bolt hole bolt tail bottom; Described locking bolt device comprises fore shaft, lower fore shaft and guide rod.
Further, there is slotting tool mouth described slotting tool post one end.
Further, described axle center is solid, and its cross section is identical with cutter shaft cell cross-section shape.
Further, the diameter of described bolt head be inserting bolthole diameter 1.4-2.0 doubly.
Further, the diameter of described bolt tail is the 2/3-4/5 of inserting bolthole diameter, the large 5-10mm of its Length Ratio cutter shaft unit external diameter.
Further, the diameter in described locking bolt hole is 1-3mm, its centre distance bolt tail bottom 3-8mm.
Further, upper fore shaft one end of described locking bolt device is connected with guide rod, and its other end is connected with lower fore shaft.
Further, the 1.0-1.5 that described upper fore shaft diameter is bolt head diameter doubly.
Further, described lower fore shaft is shaped as circular arc, and circular arc peak is no more than fore shaft one side circular arc peak.
The utility model practical function, its advantage is effectively to regulate according to actual needs cutter shaft length, can realize and change within the specific limits farming length, to adapt to tiller's demand after each device combination; Meanwhile, tear group open flexibly, easy to process; In the time that cutter shaft is carved wound or had other problems, repair is convenient; The structural design of hollow space, makes to add metal wastage minimizing in man-hour, reduces costs, simple in structure, is beneficial to factory's batch production; Transmitting torque performance is good, can with 5-75KW level tractor.
Brief description of the drawings
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is the fractionation structural representation of the mini-size tillage machine cutter shaft of a kind of removable group.
Fig. 2 is the combining structure schematic diagram of the mini-size tillage machine cutter shaft of a kind of removable group.
In figure: 1, cutter shaft unit, 2, slotting tool post, 3, slotting tool mouth, 4, axle center, 5, inserting bolthole, 6, axle center interface, 7, metal bolt, 8, bolt head, 9, bolt tail, 10, locking bolt hole, 11, locking bolt device, 12, upper fore shaft, 13, lower fore shaft, 14, guide rod.
Embodiment
Describe the utility model in detail below in conjunction with specific embodiment and accompanying drawing, but the utility model is not limited to specific embodiment.
Embodiment 1
The mini-size tillage machine cutter shaft of a kind of removable group as illustrated in fig. 1 and 2, by two independently cutter shaft unit 1 be connected and form, on cutter shaft unit 1, have slotting tool post 2, on slotting tool post, have slotting tool mouth 3, slotting tool mouth 3 can connect blade.1 one end, cutter shaft unit is welded with axle center 4, and axle center 4 is solid, and its cross section is identical with cutter shaft unit 1 shape of cross section, has inserting bolthole 5 vertically to run through axle center 4 on axle center 4.Centered by cutter shaft unit 1 other end, be empty axle center interface 6, on axle center interface 6, have inserting bolthole 5 vertically to run through cutter shaft unit 1.Axle center interface 6 can be inserted in axle center 4, inserts back axis 4 edges and axle center interface 6 edges and coincide, and connects the center of latter two inserting bolthole 5 point-blank.Separately have metal bolt 7 to be made up of bolt head 8 and bolt tail 9, there is locking bolt hole 10 bolt tail 9 bottoms.Separately there is locking bolt device 11 to be formed by upper fore shaft 12, lower fore shaft 13 and guide rod 14, guide rod 14 one end are connected with upper fore shaft 12 one end, upper fore shaft 12 other ends are connected with lower fore shaft 13 one end, and lower fore shaft 13 is shaped as one section of circular arc, and circular arc peak is no more than fore shaft 12 1 side circular arc peaks.
In the present embodiment, external diameter 50mm, wall thickness 5mm, inserting bolthole 5 diameters are 5mm, and bolt head 8 diameters are 7mm, and bolt tail 9 diameters are 4mm, and bolt tail 9 length are 55mm, locking bolt hole 10 diameters are 1mm, locking bolt hole 10 centre-to-centre spacing bolt tail 9 feather edge 3mm, upper fore shaft 12 diameters are 7mm.
When work, axle center interface 6 is inserted in axle center 4, inserting back axis 4 edges and axle center interface 6 edges coincide, and the center of two inserting boltholes 5 point-blank, after the bolt tail 9 of metal bolt 7 is inserted to inserting bolthole 5, make bolt head 8 be stuck in a side of inserting bolthole 5, expose the locking bolt hole 10 of bolt tail 9 lower ends, after the guide rod of locking bolt device 11 14 is inserted to locking bolt hole 10, until bolt tail 9 is sent in upper fore shaft 12, due to the narrow space between upper fore shaft 12 and lower fore shaft 13, so time metal bolt 7 just can be firmly fixed, and then two cutter shaft unit 1 are connected and fixed.In the time of operation, if be subject to powerful External Force Acting, once bolt tail 9 departs from after upper fore shaft 12, can enter lower fore shaft 13, prevent the accidental of metal bolt 7, ensure the running safety of whole assembly, play a protective role well.
Embodiment 2
In the present embodiment, the mini-size tillage machine cutter shaft of a kind of removable group, by five independently cutter shaft unit 1 be connected and form, identical with embodiment 1 of other structures, concrete dimensional parameters is: external diameter 80mm, and wall thickness 8mm, inserting bolthole 5 diameters are 10mm, bolt head 8 diameters are 20mm, bolt tail 9 diameters are 7mm, and bolt tail 9 length are 90mm, and locking bolt hole 10 diameters are 3mm, locking bolt hole 10 centre-to-centre spacing bolt tail 9 feather edge 8mm, upper fore shaft 12 diameters are 30mm.
When work, axle center interface 6 is inserted in axle center 4, inserting back axis 4 edges and axle center interface 6 edges coincide, and the center of two inserting boltholes 5 point-blank, after the bolt tail 9 of metal bolt 7 is inserted to inserting bolthole 5, make bolt head 8 be stuck in a side of inserting bolthole 5, expose the locking bolt hole 10 of bolt tail 9 lower ends, after the guide rod of locking bolt device 11 14 is inserted to locking bolt hole 10, until bolt tail 9 is sent in upper fore shaft 12, due to the narrow space between upper fore shaft 12 and lower fore shaft 13, so time metal bolt 7 just can be firmly fixed, and then two cutter shaft unit 1 are connected and fixed.In the time of operation, if be subject to powerful External Force Acting, once bolt tail 9 departs from after upper fore shaft 12, can enter lower fore shaft 13, prevent the accidental of metal bolt 7, ensure the running safety of whole assembly, play a protective role well.
Claims (9)
1. the mini-size tillage machine cutter shaft of a kind removable group, it is characterized in that: be connected and form by metal bolt (7), locking bolt device (11) by least two cutter shaft unit (1), on described cutter shaft unit (1), there is slotting tool post (2), one end, cutter shaft unit (1) is fixedly connected with axle center (4), on axle center (4), there is inserting bolthole (5), the axle center interface (6) that cutter shaft unit (1) other end is hollow, on axle center interface (6), have inserting bolthole (5), inserting bolthole (5) vertically runs through cutter shaft unit (1); Described metal bolt (7) is made up of bolt head (8) and bolt tail (9), and there is locking bolt hole (10) bolt tail (9) bottom; Described locking bolt device (11) comprises fore shaft (12), lower fore shaft (13) and guide rod (14).
2. the mini-size tillage machine cutter shaft of a kind of removable group according to claim 1, is characterized in that: there is slotting tool mouth (3) described slotting tool post (2) one end.
3. the mini-size tillage machine cutter shaft of a kind of removable group according to claim 1, is characterized in that: described axle center (4), for solid, its cross section is identical with cutter shaft unit (1) shape of cross section.
4. the mini-size tillage machine cutter shaft of a kind of removable group according to claim 1, is characterized in that: the diameter of described bolt head (8) is 1.4-2.0 times of inserting bolthole (5) diameter.
5. the mini-size tillage machine cutter shaft of a kind of removable group according to claim 1, is characterized in that: the diameter of described bolt tail (9) is the 2/3-4/5 of inserting bolthole (5) diameter, the large 5-10mm of its Length Ratio cutter shaft unit (1) external diameter.
6. the mini-size tillage machine cutter shaft of a kind of removable group according to claim 1, is characterized in that: the diameter in described locking bolt hole (10) is 1-3mm, its centre distance bolt tail (9) bottom 3-8mm.
7. the mini-size tillage machine cutter shaft of a kind of removable group according to claim 1, it is characterized in that: upper fore shaft (12) one end of described locking bolt device (11) is connected with guide rod (14), and its other end is connected with lower fore shaft (13).
8. according to the arbitrary described mini-size tillage machine cutter shaft of a kind of removable group of claim 1 or 7, it is characterized in that: described upper fore shaft (12) diameter is 1.0-1.5 times of bolt head (8) diameter.
9. according to the arbitrary described mini-size tillage machine cutter shaft of a kind of removable group of claim 1 or 7, it is characterized in that: described lower fore shaft (13) is shaped as circular arc, its circular arc peak is no more than fore shaft (12) one side circular arc peaks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420321459.7U CN203912465U (en) | 2014-06-16 | 2014-06-16 | The mini-size tillage machine cutter shaft of a kind of removable group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420321459.7U CN203912465U (en) | 2014-06-16 | 2014-06-16 | The mini-size tillage machine cutter shaft of a kind of removable group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203912465U true CN203912465U (en) | 2014-11-05 |
Family
ID=51808370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420321459.7U Expired - Fee Related CN203912465U (en) | 2014-06-16 | 2014-06-16 | The mini-size tillage machine cutter shaft of a kind of removable group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203912465U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105210479A (en) * | 2015-10-08 | 2016-01-06 | 重庆市美琪工业制造有限公司 | Plough cutter assembly |
-
2014
- 2014-06-16 CN CN201420321459.7U patent/CN203912465U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105210479A (en) * | 2015-10-08 | 2016-01-06 | 重庆市美琪工业制造有限公司 | Plough cutter assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141105 Termination date: 20190616 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |