CN204716875U - A kind of lathe expansion Two Grade Column Gear Reducer - Google Patents
A kind of lathe expansion Two Grade Column Gear Reducer Download PDFInfo
- Publication number
- CN204716875U CN204716875U CN201520401015.9U CN201520401015U CN204716875U CN 204716875 U CN204716875 U CN 204716875U CN 201520401015 U CN201520401015 U CN 201520401015U CN 204716875 U CN204716875 U CN 204716875U
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- main case
- gear
- shaft
- driven shaft
- driven
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Abstract
The utility model gearing down field of mechanical technique, is specifically related to a kind of retarder being applied to lathe, a kind of lathe expansion Two Grade Column Gear Reducer, comprise main case, be arranged on the gear shaft in main case, be arranged on the one-level driven shaft in main case, be arranged on the secondary driven shaft in main case, one end of gear shaft is connected in main case by ball bearing, the other end of gear shaft is arranged in main case by tapered roller bearing, it is outer and pass through driven by motor that one end of gear shaft extends to main case, one-level driven shaft is placed in main case completely, one-level driven shaft is arranged between gear shaft and secondary driven shaft, gear shaft is connected with driving gear by flat key, the first driven gear on one-level driven shaft engages with driving gear, the second driven gear on one-level driven shaft engages with the 3rd driven gear on secondary driven shaft, one end of secondary driven shaft is passed main case and stretches out, after Multi-stage transmission, required output torque can be obtained.
Description
Technical field
The utility model gearing down field of mechanical technique, is specifically related to a kind of retarder being applied to lathe.
Background technique
Current secondary or three grades of cylinder gear speed reducers, its drive mechanism form is the gear on input shaft and the gears meshing on transition axis, gear on transition axis again with the gears meshing on output shaft, traditional retarder transmission is steady not, in transmission process, noise is large, vibratory sensation is strong, and practical effect is poor.
Model utility content
The utility model overcomes the deficiency that prior art exists, and aim to provide a kind of simple and compact for structure, physical dimension is little, and the gear reducer of stable drive.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of lathe expansion Two Grade Column Gear Reducer, comprise main case, be arranged on the gear shaft in main case, be arranged on the one-level driven shaft in main case, be arranged on the secondary driven shaft in main case, one end of gear shaft is connected in main case by ball bearing, the other end of gear shaft is arranged in main case by tapered roller bearing, it is outer and pass through driven by motor that one end of gear shaft extends to main case, one-level driven shaft is placed in main case completely, one-level driven shaft is arranged between gear shaft and secondary driven shaft, gear shaft is connected with driving gear by flat key, the first driven gear on one-level driven shaft engages with driving gear, the second driven gear on one-level driven shaft engages with the 3rd driven gear on secondary driven shaft, one end of secondary driven shaft is passed main case and stretches out, after Multi-stage transmission, required output torque and rotating speed can be obtained.The concrete structure of tapered roller bearing is: comprise outer ring and circular cone internal component, outer ring is arranged on circular cone internal component separably, circular cone internal component comprises inner ring and the tapered roller that is located between inner ring and outer ring and retainer, inner ring and outer ring are equipped with tapered roller raceway, be provided with Sealing between inner ring and outer ring, Sealing side is provided with the locating slot for retainer location, and inwall side, outer ring is provided with groove, the side of Sealing is located in groove, and opposite side is fitted in interior ring outer wall.Tapered roller bearing can keep good stability, practicability within the prescribed number of years, has evaded in existing bearing the problem causing because of the wearing and tearing of retainer retainer to loosen, can reduce the vibrations of roller equally, significantly promote the working life of tapered roller bearing.
Wherein, the top of main case is also provided with inspection hole cover, and inspection hole cover has vent, is fitted with breather plug in vent, can be controlled the air pressure in retarder by vent, and can watch the concrete transmission situation in retarder, very practical.
Wherein, the two ends of gear shaft, all by end bracket enclosed, end cap have seal groove, are installed with dust ring in seal groove, good sealing effect, can prevent extraneous dust and impurity from entering in retarder.
Wherein, main case has multiple towing pad, in the process of carrying, wire rope on installing in towing pad, convenient carrying.
Wherein, retainer surface is provided with one deck wearing layer, and wearing layer is titanizing layer, it is excellent that technology for plating titanium has simply, practical, effect is good etc., when after retainer titanizing, than wear-resisting 150 times of plating 22K gold under film hardness HV ≈ 1500, equal conditions, significantly improve the wear resistance of retainer.
Wherein, the afterbody of main case has looks hydraulic fluid port, depending on being coated with oil ga(u)ge in hydraulic fluid port, can be checked the gear oil liquid level in retarder by oil ga(u)ge fast, very convenient.
The utility model compared with prior art has following beneficial effect: the utility model structure is simple, and practicability and sealing are all fine, and box volume is little, decreases floor space, and compact structure is lightweight, and cost is low.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in more detail.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the side view of Fig. 1.
Fig. 3 is the linkage structure schematic diagram of the internal structure of Fig. 1.
Fig. 4 is the structural representation of tapered roller bearing in Fig. 3.
Fig. 5 is the partial enlarged drawing at A place in Fig. 3.
In figure: 1 is main case, 2 is gear shaft, and 3 is one-level driven shaft, and 4 is secondary driven shaft, 5 is oil ga(u)ge, and 6 is tapered roller bearing, and 7 is driving gear, and 8 is the first driven gear, 9 is the second driven gear, and 10 is the 3rd driven gear, and 11 is outer ring, and 12 is inner ring, 13 is tapered roller, and 14 is retainer, and 15 is Sealing, and 16 is locating slot, 17 is groove, and 18 is circular cone internal component, and 19 is inspection hole cover, and 20 is breather plug, 21 is end cap, and 22 is seal groove, and 23 is dust ring, and 24 is towing pad.
Embodiment
Be described in further detail the utility model by reference to the accompanying drawings now, accompanying drawing is the schematic diagram simplified, and only basic structure of the present utility model is described in a schematic way, therefore it only shows the formation relevant with the utility model.
As Figure 1-5, a kind of lathe expansion Two Grade Column Gear Reducer, comprise main case 1, be arranged on the gear shaft 2 in main case 1, be arranged on the one-level driven shaft 3 in main case 1, be arranged on the secondary driven shaft 4 in main case 1, one end of gear shaft 2 is connected in main case 1 by ball bearing, the other end of gear shaft 2 is arranged in main case 1 by tapered roller bearing 6, it is outer and pass through driven by motor that one end of gear shaft 2 extends to main case 1, one-level driven shaft 3 is placed in main case 1 completely, one-level driven shaft 3 is arranged between gear shaft 2 and secondary driven shaft 4, gear shaft 2 is connected with driving gear 7 by flat key, the first driven gear 8 on one-level driven shaft 3 engages with driving gear 7, the second driven gear 9 on one-level driven shaft 3 engages with the 3rd driven gear 10 on secondary driven shaft 4, one end of secondary driven shaft 4 is passed main case 1 and stretches out, after Multi-stage transmission, required output torque and rotating speed can be obtained.The concrete structure of tapered roller bearing 6 is: comprise outer ring 11 and circular cone internal component 18, outer ring 11 is arranged on circular cone internal component 18 separably, circular cone internal component 18 comprises inner ring 12 and the tapered roller 13 that is located between inner ring 12 and outer ring 11 and retainer 14, inner ring 12 and outer ring 11 are equipped with tapered roller 13 raceway, Sealing 15 is provided with between inner ring 12 and outer ring 11, Sealing 15 side is provided with the locating slot 16 of locating for retainer 14, inwall side, outer ring 11 is provided with groove 17, the side of Sealing 15 is located in groove 17, opposite side is fitted in inner ring 12 outer wall.Tapered roller bearing 6 can also keep good stability, practicability within the prescribed number of years, evade the wearing and tearing of retainer 14 in existing bearing and caused the problem that retainer 14 loosens, the same vibrations that can reduce roller, significantly promote the working life of tapered roller bearing 6.
Wherein, the top of main case 1 is also provided with inspection hole cover 19, and inspection hole cover 19 has vent, breather plug 20 is fitted with in vent, the air pressure in retarder can be controlled by vent, and the concrete transmission situation in retarder can be watched, very practical.
Wherein, the two ends of gear shaft 2 are all sealed by end cap 21, end cap 21 have seal groove 22, are installed with dust ring 23, good sealing effect in seal groove 22, can prevent extraneous dust and impurity from entering in retarder.
Wherein, main case 1 has multiple towing pad 24, in the process of carrying, in towing pad 24, install wire rope, convenient carrying.
Wherein, retainer 14 surface is provided with one deck wearing layer, and wearing layer is titanizing layer, it is excellent that technology for plating titanium has simply, practical, effect is good etc., when after retainer 14 titanizing, than wear-resisting 150 times of plating 22K gold under film hardness HV ≈ 1500, equal conditions, significantly improve the wear resistance of retainer 14.
Wherein, the afterbody of main case 1 has looks hydraulic fluid port, depending on being coated with oil ga(u)ge 5 in hydraulic fluid port, can be checked the gear oil liquid level in retarder by oil ga(u)ge 5 fast, very convenient.
When specifically using, the velocity ratio of selected gear according to actual needs, is determined moment of torsion and the rotating speed of output, is outputed power by multistage gear transmission, realize power-converting, structure is simple, and practicability and sealing are all fine, and box volume is little, decrease floor space, compact structure, lightweight, cost is low.
By reference to the accompanying drawings embodiment of the present utility model is explained in detail above, but the utility model is not limited to above-described embodiment, in the ken that those of ordinary skill in the art possess, can also make a variety of changes under the prerequisite not departing from the utility model aim.
Claims (6)
1. a lathe expansion Two Grade Column Gear Reducer, it is characterized in that, comprise main case (1), be arranged on the gear shaft (2) in main case (1), be arranged on the one-level driven shaft (3) in main case (1), be arranged on the secondary driven shaft (4) in main case (1), one end of described gear shaft (2) is connected in main case (1) by ball bearing, the other end of gear shaft (2) is arranged in main case (1) by tapered roller bearing (6), one end of described gear shaft (2) extends to main case (1) and pass through driven by motor outward, described one-level driven shaft (3) is placed in main case (1) completely, described one-level driven shaft (3) is arranged between gear shaft (2) and secondary driven shaft (4), described gear shaft (2) is connected with driving gear (7) by flat key, the first driven gear (8) on one-level driven shaft (3) engages with driving gear (7), the second driven gear (9) on one-level driven shaft (3) engages with the 3rd driven gear (10) on secondary driven shaft (4), one end of secondary driven shaft (4) is passed main case (1) and stretches out, the concrete structure of described tapered roller bearing (6) is: comprise outer ring (11) and circular cone internal component (18), described outer ring (11) is arranged on circular cone internal component (18) separably, described circular cone internal component (18) comprises inner ring (12) and the tapered roller (13) that is located between inner ring (12) and outer ring (11) and retainer (14), described inner ring (12) and outer ring (11) are equipped with tapered roller (13) raceway, Sealing (15) is provided with between described inner ring (12) and outer ring (11), described Sealing (15) side is provided with the locating slot (16) of locating for described retainer (14), described outer ring (11) inwall side is provided with groove (17), the side of described Sealing (15) is located in groove (17), opposite side is fitted in inner ring (12) outer wall.
2. a kind of lathe expansion Two Grade Column Gear Reducer according to claim 1, it is characterized in that, the top of described main case (1) is also provided with inspection hole cover (19), (19) have vent to described inspection hole cover, are fitted with breather plug (20) in vent.
3. a kind of lathe expansion Two Grade Column Gear Reducer according to claim 2, it is characterized in that, the two ends of described gear shaft (2) are all sealed by end cap (21), described end cap (21) has seal groove (22), in described seal groove (22), be installed with dust ring (23).
4. a kind of lathe expansion Two Grade Column Gear Reducer according to claim 3, is characterized in that, described main case (1) has multiple towing pad (24).
5. a kind of lathe expansion Two Grade Column Gear Reducer according to claim 4, it is characterized in that, described retainer (14) surface is provided with one deck wearing layer, and described wearing layer is titanizing layer.
6. a kind of lathe expansion Two Grade Column Gear Reducer according to claim 5, is characterized in that, the afterbody of described main case (1) has looks hydraulic fluid port, described in depending on being coated with oil ga(u)ge (5) in hydraulic fluid port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520401015.9U CN204716875U (en) | 2015-06-11 | 2015-06-11 | A kind of lathe expansion Two Grade Column Gear Reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520401015.9U CN204716875U (en) | 2015-06-11 | 2015-06-11 | A kind of lathe expansion Two Grade Column Gear Reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204716875U true CN204716875U (en) | 2015-10-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520401015.9U Expired - Fee Related CN204716875U (en) | 2015-06-11 | 2015-06-11 | A kind of lathe expansion Two Grade Column Gear Reducer |
Country Status (1)
| Country | Link |
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| CN (1) | CN204716875U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105317984A (en) * | 2015-11-29 | 2016-02-10 | 綦江永跃齿轮有限公司 | Speed reducer having air cooling, buffering, vibration reducing and gap eliminating structures |
| CN105317985A (en) * | 2015-11-29 | 2016-02-10 | 綦江永跃齿轮有限公司 | Speed reducer with air cooler and backlash eliminating structure |
| CN105333066A (en) * | 2015-11-29 | 2016-02-17 | 綦江永跃齿轮有限公司 | Speed reducer with anti-backlash structure |
| CN105370806A (en) * | 2015-11-29 | 2016-03-02 | 綦江永跃齿轮有限公司 | Reduction gear with damping and clearance eliminating structure |
| CN105387190A (en) * | 2015-11-29 | 2016-03-09 | 綦江永跃齿轮有限公司 | Speed reducer with damper gear and air cooling structure |
| CN105387192A (en) * | 2015-11-29 | 2016-03-09 | 綦江永跃齿轮有限公司 | Speed reducer with air cooling structure |
| CN105387191A (en) * | 2015-11-29 | 2016-03-09 | 綦江永跃齿轮有限公司 | Speed reducer with air cooling and buffer structure |
| CN105471169A (en) * | 2015-11-29 | 2016-04-06 | 綦江永跃齿轮有限公司 | Speed reducer with buffering and damping structure |
| CN106641197A (en) * | 2016-12-29 | 2017-05-10 | 重庆德运模具制造有限公司 | Vertical speed reducer capable of flexibly or rigidly propping transmission shaft |
| CN110375034A (en) * | 2019-08-19 | 2019-10-25 | 抚顺煤矿电机制造有限责任公司 | A kind of secondary motor retarder |
-
2015
- 2015-06-11 CN CN201520401015.9U patent/CN204716875U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105317984A (en) * | 2015-11-29 | 2016-02-10 | 綦江永跃齿轮有限公司 | Speed reducer having air cooling, buffering, vibration reducing and gap eliminating structures |
| CN105317985A (en) * | 2015-11-29 | 2016-02-10 | 綦江永跃齿轮有限公司 | Speed reducer with air cooler and backlash eliminating structure |
| CN105333066A (en) * | 2015-11-29 | 2016-02-17 | 綦江永跃齿轮有限公司 | Speed reducer with anti-backlash structure |
| CN105370806A (en) * | 2015-11-29 | 2016-03-02 | 綦江永跃齿轮有限公司 | Reduction gear with damping and clearance eliminating structure |
| CN105387190A (en) * | 2015-11-29 | 2016-03-09 | 綦江永跃齿轮有限公司 | Speed reducer with damper gear and air cooling structure |
| CN105387192A (en) * | 2015-11-29 | 2016-03-09 | 綦江永跃齿轮有限公司 | Speed reducer with air cooling structure |
| CN105387191A (en) * | 2015-11-29 | 2016-03-09 | 綦江永跃齿轮有限公司 | Speed reducer with air cooling and buffer structure |
| CN105471169A (en) * | 2015-11-29 | 2016-04-06 | 綦江永跃齿轮有限公司 | Speed reducer with buffering and damping structure |
| CN106641197A (en) * | 2016-12-29 | 2017-05-10 | 重庆德运模具制造有限公司 | Vertical speed reducer capable of flexibly or rigidly propping transmission shaft |
| CN106641197B (en) * | 2016-12-29 | 2023-03-31 | 重庆完镁镁制品有限公司 | Vertical speed reducer capable of flexibly or rigidly jacking transmission shaft |
| CN110375034A (en) * | 2019-08-19 | 2019-10-25 | 抚顺煤矿电机制造有限责任公司 | A kind of secondary motor retarder |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151021 Termination date: 20160611 |