CN202519572U - Rotation driving mechanism for milling cutter - Google Patents
Rotation driving mechanism for milling cutter Download PDFInfo
- Publication number
- CN202519572U CN202519572U CN2012201636275U CN201220163627U CN202519572U CN 202519572 U CN202519572 U CN 202519572U CN 2012201636275 U CN2012201636275 U CN 2012201636275U CN 201220163627 U CN201220163627 U CN 201220163627U CN 202519572 U CN202519572 U CN 202519572U
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- ratchet
- milling cutter
- cutter
- milling
- slide block
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Abstract
The utility model relates to rotating tool equipment for removing covering of a roadway, in particular to a rotation driving mechanism for a milling cutter. The rotation driving mechanism comprises a shell, the milling cutter, a transmission mechanism and a ratchet mechanism, wherein the transmission mechanism comprises a driving top block, a driving rod, an arc rod, a support rod, a sliding block, a guide rod and two springs, the ratchet mechanism mainly comprises a large ratchet gear, a small ratchet gear and a ratchet spring, and the milling cutter, the transmission mechanism and the ratchet mechanism are fixedly arranged in the shell and are integrated. The rotation driving mechanism can drive the cutter to intermittently rotate by a certain angle in a cutter seat when a milling machine mills the roadway, so that eccentric wear of the cutter is avoided, and the service life of the milling cutter is prolonged.
Description
Technical field
The technical scheme of the utility model relates to removes the throw equipment that covering of roadway is used, specifically a kind of milling cutter rotation driving mechanism.
Background technology
Pavement milling machine is normally a kind of to be used to remove the maintenance machinery of ground surface material, adopts the mode of climb cutting or upmilling to excise pitch or cement concrete pavement with the milling rotor that rotates at a high speed and be covered with cutter.Because ground surface material complicated component, hardness height, the sharp wear of milling cutter makes it become consumption parts comparatively rapidly.The main working parts of milling mechanism is the milling rotor, and the milling rotor is made up of milling armature spindle and a plurality of cutters etc., and cutter comprises cutter hub and cutter head.In the milling mechanism course of work, the power set of milling mechanism drive the revolution of milling rotor, and the epitrochanterian a plurality of cutters of milling are along with the revolution of milling rotor, thus the cutting road surface.For fear of the eccentric wear of cutter, cutter also needs rotation in the base of tool.But in the practice of construction process, asphalt concrete pavement is to use high-consistency pitch to be binder, through heat and various mineral material force mix, paving and rolling forms, hardness is very high.Therefore in the milling mechanism course of work, always having that a certain proportion of cutter is stuck in the base of tool can not rotation, has produced eccentric wear, has so not only influenced the life-span of milling cutter, has also influenced efficiency of construction.Prior art mainly adopts the mode that changes the cutter hub shape to increase the driving force of cutter rotation.CN201169740 has proposed the cutter that a kind of pavement construction machinery cutter hub has rib; Be characterized in that cutter hub is anterior for the rib wearing layer is arranged; But the interaction force with the road surface is not enough in some cases owing to the prismatic wearing layer, therefore still can not solve cutter fully and be stuck in the defective in the base of tool; CN101597883 has proposed a kind of novel milling cutter; It is characterized in that having the groove that intersects and form suitable angle with its surfaces of revolution bus on the sidewall of cutter head; Though the generation of cutter eccentric wear has been alleviated in this design; But the intensity and the application life of also having reduced cutter simultaneously, be inappropriate for the harder road surface of long period milling.
Summary of the invention
The utility model technical problem to be solved is: a kind of milling cutter rotation driving mechanism is provided; It is the driving mechanism of a kind of batch (-type) milling cutter rotation; This mechanism can drive cutter rotation certain angle in batch (-type) ground in the base of tool when milling mechanism milling road surface; Thereby avoid the generation of cutter eccentric wear, thereby improved the application life of milling cutter.
The utility model solves this technical problem the technical scheme that is adopted: a kind of milling cutter rotation driving mechanism; It is the driving mechanism of a kind of batch (-type) milling cutter rotation; Comprise housing, milling cutter, transmission mechanism and ratchet mechanism; Wherein, transmission mechanism is formed by driving jacking block, drive rod, bow, support bar, slide block, guide peg and two springs, and ratchet mechanism mainly comprises ratchet gear wheel, ratchet pinion and ratchet spring; The arrangement and the combination of above-mentioned parts be, milling cutter, transmission mechanism and ratchet mechanism all are fixed and are placed in to become in the housing as a whole, drive jacking block and are fixedly placed in angled outside below the housing; The front end that drives jacking block is connected with the drive rod lower end; Drive rod middle part is through they sup-port, and the bow upper end is connected with the slide block lower end, and slide block is hollow and is nested with on guide peg and can moves up and down; Upper end of slide block and two springs are affixed; Two springs are connected with the housing upper inner separately, and the ratchet gear wheel links to each other with the rotating shaft of milling cutter through key, and ratchet pinion end links to each other through hinge with slip front; Ratchet pinion middle part is connected through ratchet spring and slip front, wherein the ratchet spring tiltably-mounted.
Above-mentioned a kind of milling cutter rotation driving mechanism, related component and arrangement thereof or fixed method all are that the technician in present technique field knows.
The beneficial effect of the utility model is: compared with prior art; The outstanding substantive distinguishing features of a kind of milling cutter of the utility model rotation driving mechanism is: the utility model is the driving mechanism of a kind of batch (-type) milling cutter rotation; This mechanism can drive cutter certain angle of step rotation in the base of tool when milling mechanism milling road surface; Thereby avoid the generation of cutter eccentric wear, and do not need extra power set.
Compared with prior art; The marked improvement of a kind of milling cutter of the utility model rotation driving mechanism is: solved well present milling mechanism in the course of the work cutter be stuck in the base of tool can not rotation the eccentric wear problem; And need not change the shape of tool, be applicable to various cutters; The utility model is according to milling mechanism cutter and the road surface actual conditions that keep batch (-type) to contact at work, utilizes the reaction force on road surface to drive the batch (-type) rotation of cutter, do not need additionaling power; The utility model also has simple in structure, has prolonged the application life of cutter, has improved the operating efficiency of milling mechanism, reduce cost with safe and reliable, characteristics.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is further specified.
Fig. 1 is the overall structure sketch map of a kind of milling cutter of the utility model rotation driving mechanism.
Fig. 2 is that the ratchet mechanism in a kind of milling cutter of the utility model rotation driving mechanism constitutes sketch map.
Among the figure, 1. housing, 2. milling cutter, 3. transmission mechanism, 4. ratchet mechanism, 31. drive jacking blocks; 32. drive rod, 33. bows, 34. support bars, 35. slide blocks, 36. guide pegs, 37. springs; 41. the ratchet gear wheel, 42. ratchet pinions, 43. ratchet springs, 44. keys, 45. hinges.
The specific embodiment
Embodiment illustrated in fig. 1 showing; A kind of milling cutter of the utility model rotation driving mechanism; Comprise housing (1), milling cutter (2), transmission mechanism (3) and ratchet mechanism (4); Be depicted as transmission mechanism (3) among the figure in the frame of broken lines; Transmission mechanism (3) is formed by driving jacking block (31), drive rod (32), bow (33), support bar (34), slide block (35), guide peg (36) and two springs (37), and ratchet mechanism (4) mainly comprises ratchet gear wheel (41), ratchet pinion (42) and ratchet spring (43); The arrangement and the combination of above-mentioned parts are; Milling cutter (2), transmission mechanism (3) and ratchet mechanism (4) all be fixed be placed in to become in the housing (1) as a whole; Drive jacking block (31) and be fixedly placed in angled outside, housing (1) below; The front end that drives jacking block (31) is connected with drive rod (32) lower end; Drive rod (32) middle part is supported through support bar (34), and bow (33) upper end is connected with slide block (35) lower end, and slide block (35) is hollow and is nested with at guide peg (36) and goes up and can move up and down; Slide block (35) upper end is affixed with two springs (37), and two springs (37) are connected with housing (1) upper inner separately.
Embodiment illustrated in fig. 2 showing; The constituted mode of the ratchet mechanism (4) of a kind of milling cutter of the utility model rotation driving mechanism is; Ratchet gear wheel (41) links to each other with the rotating shaft of milling cutter (2) through key (44); Ratchet pinion (42) is terminal to link to each other through hinge (45) with slide block (35) front end, and ratchet pinion (42) middle part is connected through ratchet spring (43) and slide block (35) front end, wherein ratchet spring (43) tiltably-mounted.
Embodiment 1
The above-mentioned a kind of milling cutter rotation driving mechanism that constitutes by embodiment illustrated in figures 1 and 2; Comprise housing (1), milling cutter (2), transmission mechanism (3) and ratchet mechanism (4); Transmission mechanism (3) is formed by driving jacking block (31), drive rod (32), bow (33), support bar (34), slide block (35), guide peg (36) and two springs (37), and ratchet mechanism (4) mainly comprises ratchet gear wheel (41), ratchet pinion (42) and ratchet spring (43); The arrangement and the combination of above-mentioned parts are; Milling cutter (2), transmission mechanism (3) and ratchet mechanism (4) all be fixed be placed in to become in the housing (1) as a whole; Drive jacking block (31) and be fixedly placed in angled outside, housing (1) below; The front end that drives jacking block (31) is connected with drive rod (32) lower end; Drive rod (32) middle part is supported through support bar (34), and bow (33) upper end is connected with slide block (35) lower end, and slide block (35) is hollow and is nested with at guide peg (36) and goes up and can move up and down; Slide block (35) upper end is affixed with two springs (37); Two springs (37) are connected with housing (1) upper inner separately, and ratchet gear wheel (41) links to each other with the rotating shaft of milling cutter (2) through key (44), and ratchet pinion (42) is terminal to link to each other through hinge (45) with slide block (35) front end; Ratchet pinion (42) middle part is connected through ratchet spring (43) and slide block (35) front end, wherein ratchet spring (43) tiltably-mounted.
A kind of milling cutter rotation driving mechanism of present embodiment; Its course of work is such: milling mechanism in the course of the work; Milling cutter (2) in a kind of milling cutter of the utility model rotation driving mechanism is with the milling rotor rotation in the milling mechanism; Milling cutter (2) at first was to drive jacking block (31) to contact milling face in advance before contact milling road surface, and the reaction force of milling face promotes to drive jacking block (31) and drive rod (32) action; Drive rod (32) receive thrust along oblique upper move and promote bow (33) bottom to the counterparty to moving; The top of bow (33) is then along moved beneath, and bow (33) top drives slide block (35) and moves downward along guide peg (36), and this moment, two springs (37) at slide block (35) top were elongated under the drive of slide block (35); Ratchet pinion (42) moves downward with slide block (35); But do not interact with ratchet gear wheel (41), so ratchet gear wheel (41) is failure to actuate, promptly milling cutter (2) does not rotate; After one group of cutter in the milling cutter (2) is accomplished cutting; Milling cutter (2) will temporarily break away from the road surface under the milling rotor drives; Drive jacking block (31) not acted on by the road surface this moment, and two springs (37) that are elongated will restore to the original state and spur slide block (35) and move upward, bow (33) top will move upward and bottom side to oblique moved beneath; Drive rod (32) and driving jacking block (31) are also to oblique moved beneath; Ratchet pinion (42) acts on to the top motion and with ratchet gear wheel (41) with slide block (35), and ratchet gear wheel (41) will drive the rotating shaft of milling cutter (2) and rotate, and rotates thereby drive milling cutter (2); Do do action under the milling rotor cycle property rotation of above process in milling mechanism.
In the description of the course of work of above-mentioned a kind of milling cutter rotation driving mechanism, described upwards with is downwards to present embodiment and accompanying drawing, only be used for further narrating the course of work of knowing the utility model, do not have special limiting meaning.
A kind of milling cutter rotation driving mechanism of present embodiment, related component and arrangement thereof or fixed method all are that the technician in present technique field knows.
Claims (1)
1. milling cutter rotation driving mechanism; It is characterized in that: the driving mechanism that is the rotation of a kind of batch (-type) milling cutter; Comprise housing, milling cutter, transmission mechanism and ratchet mechanism; Wherein, transmission mechanism is formed by driving jacking block, drive rod, bow, support bar, slide block, guide peg and two springs, and ratchet mechanism mainly comprises ratchet gear wheel, ratchet pinion and ratchet spring; The arrangement and the combination of above-mentioned parts be, milling cutter, transmission mechanism and ratchet mechanism all are fixed and are placed in to become in the housing as a whole, drive jacking block and are fixedly placed in angled outside below the housing; The front end that drives jacking block is connected with the drive rod lower end; Drive rod middle part is through they sup-port, and the bow upper end is connected with the slide block lower end, and slide block is hollow and is nested with on guide peg and can moves up and down; Upper end of slide block and two springs are affixed; Two springs are connected with the housing upper inner separately, and the ratchet gear wheel links to each other with the rotating shaft of milling cutter through key, and ratchet pinion end links to each other through hinge with slip front; Ratchet pinion middle part is connected through ratchet spring and slip front, wherein the ratchet spring tiltably-mounted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201636275U CN202519572U (en) | 2012-04-18 | 2012-04-18 | Rotation driving mechanism for milling cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201636275U CN202519572U (en) | 2012-04-18 | 2012-04-18 | Rotation driving mechanism for milling cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202519572U true CN202519572U (en) | 2012-11-07 |
Family
ID=47102527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201636275U Withdrawn - After Issue CN202519572U (en) | 2012-04-18 | 2012-04-18 | Rotation driving mechanism for milling cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202519572U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102605708A (en) * | 2012-04-18 | 2012-07-25 | 河北工业大学 | Self-rotation driving mechanism of milling cutter |
-
2012
- 2012-04-18 CN CN2012201636275U patent/CN202519572U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102605708A (en) * | 2012-04-18 | 2012-07-25 | 河北工业大学 | Self-rotation driving mechanism of milling cutter |
| CN102605708B (en) * | 2012-04-18 | 2014-06-25 | 河北工业大学 | Self-rotation driving mechanism of milling cutter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: CNCEC CANGZHOU COOLING TECHNOLOGY CO., LTD. Assignor: Hebei University of Technology Contract record no.: 2013130000079 Denomination of utility model: Self-rotation driving mechanism of milling cutter Granted publication date: 20121107 License type: Exclusive License Record date: 20130828 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121107 Effective date of abandoning: 20140625 |
|
| RGAV | Abandon patent right to avoid regrant |