CN202937740U - Two-gear transmission case structure - Google Patents
Two-gear transmission case structure Download PDFInfo
- Publication number
- CN202937740U CN202937740U CN 201220620149 CN201220620149U CN202937740U CN 202937740 U CN202937740 U CN 202937740U CN 201220620149 CN201220620149 CN 201220620149 CN 201220620149 U CN201220620149 U CN 201220620149U CN 202937740 U CN202937740 U CN 202937740U
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Abstract
The utility model relates to a two-gear transmission case structure, which is in particular applicable to a vertical lathe. The two-gear transmission case structure comprises a transmission case body, an input shaft which is arranged at one end of the transmission case body, a first transmission shaft and a second transmission shaft which are arranged in the transmission case body, and an output shaft which is arranged at the other end the transmission case body, wherein a first gear is mounted on the input shaft; the first gear cooperates with a second gear mounted on the first transmission shaft; a third gear is also mounted on the first transmission shaft; the second gear and the third gear respectively cooperate with a fifth gear and an eight gear on the second transmission shaft; and a fourth gear is also mounted on the second transmission shaft, and the fourth gear cooperates with a ninth gear on the output shaft. The two-gear transmission case structure is simple, ingenious and reasonable in structure, smooth in transmission and low in noise, and adopts two-gear constant-power speed change, is applicable to heavy load cutting, and is stable and reliable.
Description
Technical field
The utility model relates to a kind of two gear gearbox designs, is specially adapted to vertical lathe.
Background technique
Vertical lathe is mainly used in processing that diameter is large, length is short is large-scale, heavy workpiece and be difficult for the workpiece of clamping on horizontal lathe, in the situation that swing diameter satisfies, too heavy workpiece is difficult for clamping at sleeping carriage, due to dead weight, influential to machining accuracy, adopt vertical lathe to address the above problem.
In prior art, the transmission between the vertical lathe gearbox gear is not steady, shifts gears inaccurate, and opposition Vehicle Processing quality causes direct impact, therefore the structure of vertical lathe gearbox is optimized design and just seems particularly necessary.
Summary of the invention
The utility model provides a kind of simple in structure, ingenious, rational two gear gearbox designs for above-mentioned technical problem, and it can realize two gear speed changes, and the gearbox transmission process evenly, steadily, and noise is little, shifts gears reliable and stable.
the technological scheme that provides according to the utility model: a kind of two gear gearbox designs, comprise gear box, be arranged on the input shaft of gear box one end, be arranged on the first transmission shaft in gear box, second driving shaft, be arranged on the output shaft of the other end in gear box, the first gear is installed on described input shaft, described the first gear matches with the second gear on being arranged on the first transmission shaft, on described the first transmission shaft, the 3rd gear is installed also, described the second gear, the 3rd gear respectively with second driving shaft on the 5th gear, the octadentate wheel matches, the 4th gear also is installed on described second driving shaft, described the 4th gear matches with the 9th gear on output shaft, the tenth gear also is installed on described output shaft, be characterised in that: described the 5th gear has internal tooth and external tooth, in the endoporus of described the 5th gear external tooth part correspondence, two deep groove ball bearings are installed, in described the 5th gear, the toothed portion small gear group interior with being arranged on the second driving shaft keyway matches, described octadentate is taken turns has internal tooth and external tooth, and described octadentate is taken turns in endoporus corresponding to external tooth part two deep groove ball bearings are installed, and the small gear group in described octadentate is taken turns interior toothed portion and is arranged on the second driving shaft keyway matches.
As further improvement of the utility model, described small gear group comprises the first small gear and the second small gear that is fixedly connected with bolt, and described the first small gear and the second small gear attachment portion are equipped with deep groove ball bearing.
as further improvement of the utility model, described input shaft is by the first biserial roller selfaligning bearing, the second biserial roller selfaligning bearing is arranged on gear box, described the first gear one end separates by the 4th spacer that is sleeved on input shaft, the described first gear the other end is fixed by the second nut check, described the 4th spacer upper end is fixed by the first nut check, described plane bearing is arranged on below input shaft axle head the second biserial roller selfaligning bearing, plane bearing is located by the second end cap, with the 4th bolt-locking, the 3rd spacer is arranged on input shaft, be used for the positioning shaft bearing sleeve, separate with spacer between bearing housing and the first double-row cylindrical roller selfaligning bearing, the first angular contact ball bearing and the second angular contact bearing are arranged on respectively on bearing housing, belt pulley is installed on described the first angular contact ball bearing and the second angular contact bearing, use the first spacer in the middle of described the first angular contact ball bearing and the second angular contact bearing, the second spacer separates, flange plate is bolted on belt pulley with the 3rd, spline housing is sleeved on input shaft end, be bolted to the belt pulley upper end with second, pressing plate is bolted on input shaft with first.
as further improvement of the utility model, described the first transmission shaft two ends are respectively by the first roller bearing, the second roller bearing is arranged on gear box, suit the 6th spacer on the first transmission shaft between described the second gear and the 3rd gear, described the second gear upper end is by the 5th spacer location, described the 5th spacer upper end is fixed with the 3rd nut check, described the 3rd gear lower end is fixed by the 4th nut check, described first transmission shaft two ends difference capping the first end cap, the second end cap, described the first end cap is fixed with the 5th bolt-locking, described the second end cap is fixed by the 6th bolt-locking.
as further improvement of the utility model, described second driving shaft two ends are respectively by the three cylindrical roller bearing, the 4th roller bearing is arranged on gearbox casing, described the 4th gear upper end is fixed with the 5th nut check, deep groove ball bearing lower end in described the 8th gear hole is fixed by the 6th nut check, suit the 7th spacer on second driving shaft below described the 4th gear, described the 7th interior deep groove ball bearing of spacer lower end compression the 5th gear hole, described second driving shaft two ends are capping the 3rd end cap respectively, the 4th end cap, described the 3rd end cap is fixed with the 7th bolt-locking, described the 4th end cap is fixed by the 8th bolt-locking.
as further improvement of the utility model, described output shaft two ends are respectively by the 5th roller bearing, the 6th roller bearing is arranged in the gear box hole, described the 9th gear, separate with the 8th spacer between the tenth gear, suit the 9th spacer on described the tenth gear lower end output shaft, described the 9th gear upper end is fixed by the 7th nut check, described the 9th spacer lower end is fixed by the 8th nut check, described output shaft two ends are capping five terminal lid respectively, the 6th end cap, described five terminal lid is fixed with the 9th bolt-locking, described the 6th end cap is fixed on gear box by the tenth bolt-locking.
The utility model compared with prior art, advantage is: simple in structure, ingenious, reasonable; Stable drive, noise is low; Adopt the two permanent power speed changes of gear, be fit to the heavy duty cutting, reliable and stable.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Embodiment
The utility model is described in further detail below in conjunction with concrete drawings and Examples.
as shown in Figure 1, the first bolt 1, pressing plate 2, spline housing 3, the second bolt 4, the first angular contact bearing 5, belt pulley 6, the first spacer 7, the second spacer 8, the 3rd spacer 9, the second angular contact bearing 10, flange plate 11, the 3rd bolt 12, bearing housing 13, input shaft 14, spacer 15, the first double-row cylindrical roller selfaligning bearing 16, the first nut 17, the 4th spacer 18, the first gear 19, the second nut 20, the second double-row cylindrical roller selfaligning bearing 21, gear box 22, plane bearing 23, the 7th end cap 24, the 4th bolt 25, the 5th bolt 26, the first end cap 27, the first roller bearing 28, the 3rd nut 29, the first transmission shaft 30, the 5th spacer 31, the second gear 32, the 6th spacer 33, the 3rd gear 34, the 4th nut 35, the second roller bearing 36, the 6th bolt 37, the second end cap 38, the 7th bolt 39, the 3rd end cap 40, three cylindrical roller bearing 41, the 4th gear 42, the 5th nut 43, the 7th spacer 44, second driving shaft 45, the first deep groove ball bearing group 46, the 5th gear 47, deep groove ball bearing 48, the first small gear 49, the second small gear 50, the second deep groove ball bearing group 51, the 6th nut 52, the 4th roller bearing 53, the 4th end cap 54, octadentate wheel 55, the 8th bolt 56, the 9th bolt 57, five terminal lid 58, the 5th roller bearing 59, the 9th gear 60, output shaft 61, the 7th nut 62, the 8th spacer 63, the tenth gear 64, the 9th spacer 65, the 8th nut 66, the 6th roller bearing 67, the 6th end cap 68, the ten road bolt 69, small gear group 70 etc.
as shown in Figure 1, the utility model is a kind of two gear gearbox designs, comprise gear box 22, be arranged on the input shaft 14 of gear box 22 1 ends, be arranged on the first transmission shaft 30 in gear box 22, second driving shaft 45, be arranged on the output shaft 61 of the gear box 22 interior the other ends, the first gear 19 is installed on described input shaft 14, described the first gear 19 matches with the second gear 32 on being arranged on the first transmission shaft 30, on described the first transmission shaft 30, the 3rd gear 34 is installed also, described the second gear 32, the 3rd gear 34 respectively with second driving shaft 45 on the 5th gear 47, octadentate wheel 55 matches, the 4th gear 42 also is installed on described second driving shaft 45, described the 4th gear 42 matches with the 9th gear 60 on output shaft 61, the tenth gear 64 also is installed on described output shaft 61, described the 5th gear 47 has internal tooth and external tooth, in the endoporus of described the 5th gear 47 external tooth part correspondences, two deep groove ball bearings are installed, described the 5th interior toothed portion of the gear 47 small gear group 70 interior with being arranged on second driving shaft 45 keyways matches, described octadentate wheel 55 has internal tooth and external tooth, and described octadentate is taken turns in endoporus corresponding to 55 external tooths parts two deep groove ball bearings are installed, and the described octadentate wheel 55 interior toothed portions small gear group 70 interior with being arranged on second driving shaft 45 keyways matches.
Described small gear group 22 comprises the first small gear 49 and the second small gear 50 that is fixedly connected with bolt, and described the first small gear 49 and the second small gear 50 attachment portions are equipped with deep groove ball bearing 48.
described input shaft 14 is by the first biserial roller selfaligning bearing 16, the second biserial roller selfaligning bearing 21 is arranged on gear box 22, described the first gear 19 1 ends separate by the 4th spacer 18 that is sleeved on input shaft 14, described first gear 19 the other ends are locked by the second nut 20, described the 4th spacer 18 upper ends are locked by the first nut 17, described plane bearing 23 is arranged on input shaft 14 axle head the second biserial roller selfaligning bearing 21 belows, plane bearing 23 is located by the 7th end cap 24, with the 4th bolt 25 lockings, the 3rd spacer 9 is arranged on input shaft 14, be used for positioning shaft bearing sleeve 13, 16 of bearing housing 13 and the first double-row cylindrical roller selfaligning bearings separate with spacer 15, the first angular contact ball bearing 5 and the second angular contact bearing 10 are arranged on respectively on bearing housing 13, belt pulley 6 is installed on described the first angular contact ball bearing 5 and the second angular contact bearing 10, described the first angular contact ball bearing 5 and the second angular contact bearing 10 are middle with the first spacer 7, the second spacer 8 separates, flange plate 11 use the 3rd bolts 12 are fixed on belt pulley 6, spline housing 3 is sleeved on input shaft 14 ends, be fixed on belt pulley 6 upper ends with the second bolt 4, pressing plate 2 use the first bolts 1 are fixed on input shaft 14.
described the first transmission shaft 30 two ends are respectively by the first roller bearing 28, the second roller bearing 36 is arranged on gear box 22, suit the 6th spacer 33 on 34 the first transmission shafts 30 of described the second gear 32 and the 3rd gear, described the second gear 32 upper ends are by the 5th spacer 31 location, described the 5th spacer 31 upper ends are locked with the 3rd nut 29, described the 3rd gear 34 lower ends are locked by the 4th nut 35, described first transmission shaft 30 two ends difference capping the first end caps 27, the second end cap 38, described the first end cap 27 use the 5th bolts 26 are locked, described the second end cap 38 is locked by the 6th bolt 37.
described second driving shaft 45 two ends are respectively by three cylindrical roller bearing 41, the 4th roller bearing 53 is arranged on gearbox casing 22, described the 4th gear 42 upper ends are locked with the 5th nut 43, deep groove ball bearing lower end in described octadentate wheel 55 holes is locked by the 6th nut 52, suit the 7th spacer 44 on described the 4th gear 42 below second driving shafts 45, described the 7th spacer 44 lower ends compress the deep groove ball bearing in the 5th gear 47 holes, described second driving shaft 45 two ends are capping the 3rd end cap 40 respectively, the 4th end cap 54, described the 3rd end cap 40 use the 7th bolts 39 are locked, described the 4th end cap 54 is locked by the 8th bolt 56.
described output shaft 61 two ends are respectively by the 5th roller bearing 59, the 6th roller bearing 67 is arranged in gear box 22 holes, described the 9th gear 60, the tenth 64 of gears separate with the 8th spacer 63, suit the 9th spacer 65 on described the tenth gear 64 lower end output shafts 61, described the 9th gear 60 upper ends are locked by the 7th nut 62, described the 9th spacer 65 lower ends are locked by the 8th nut 66, described output shaft 61 two ends are capping five terminal lid 58 respectively, the 6th end cap 68, described five terminal lid 58 use the 9th bolts 57 are locked, described the 6th end cap 68 is locked on gear box 22 by the tenth bolt 69.
The utility model is simple in structure, ingenious, reasonable; Stable drive, noise is low; Adopt the two permanent power speed changes of gear, be fit to the heavy duty cutting, reliable and stable.
Claims (6)
1. one kind two is kept off gearbox designs, comprise gear box (22), be arranged on the input shaft (14) of gear box (22) one ends, be arranged on the first transmission shaft (30) in gear box (22), second driving shaft (45), be arranged on the output shaft (61) of the interior the other end of gear box (22), upper the first gear (19) of installing of described input shaft (14), described the first gear (19) matches with the second gear (32) on being arranged on the first transmission shaft (30), the 3rd gear (34) also is installed on described the first transmission shaft (30), described the second gear (32), the 3rd gear (34) respectively with second driving shaft (45) on the 5th gear (47), octadentate wheel (55) matches, the 4th gear (42) also is installed on described second driving shaft (45), described the 4th gear (42) matches with the 9th gear (60) on output shaft (61), the tenth gear (64) also is installed on described output shaft (61), it is characterized in that: described the 5th gear (47) has internal tooth and external tooth, in the endoporus of described the 5th gear (47) external tooth part correspondence, two deep groove ball bearings are installed, the interior toothed portion of described the 5th gear (47) the small gear group (22) interior with being arranged on second driving shaft (45) keyway matches, described octadentate wheel (55) has internal tooth and external tooth, in the endoporus of described octadentate wheel (55) external tooth part correspondence, two deep groove ball bearings are installed, described octadentate wheel (55) interior toothed portion and the small gear group (22) that is arranged in second driving shaft (45) keyway match.
2. as claimed in claim 1 two keep off gearbox designs, it is characterized in that: described small gear group (22) comprises the first small gear (49) and the second small gear (50) that is fixedly connected with bolt, and described the first small gear (49) and the second small gear (50) attachment portion are equipped with deep groove ball bearing (48).
3. as claimed in claim 1 two keep off gearbox designs, it is characterized in that: described input shaft (14) is by the first biserial roller selfaligning bearing (16), the second biserial roller selfaligning bearing (21) is arranged on gear box (22), described the first gear (19) one ends separate by the 4th spacer (18) that is sleeved on input shaft (14), described the first gear (19) the other end is locked by the second nut (20), described the 4th spacer (18) upper end is locked by the first nut (17), described plane bearing (23) is arranged on below input shaft (14) axle head the second biserial roller selfaligning bearing (21), plane bearing (23) is by the second end cap (24) location, lock with the 4th bolt (25), the 3rd spacer (9) is arranged on input shaft (14), be used for positioning shaft bearing sleeve (13), separate with spacer (15) between bearing housing (13) and the first double-row cylindrical roller selfaligning bearing (16), the first angular contact ball bearing (5) and the second angular contact bearing (10) are arranged on respectively on bearing housing (13), belt pulley (6) is installed on described the first angular contact ball bearing (5) and the second angular contact bearing (10), described the first angular contact ball bearing (5) and the second angular contact bearing (10) are middle with the first spacer (7), the second spacer (8) separates, flange plate (11) is fixed on belt pulley (6) with the 3rd bolt (12), spline housing (3) is sleeved on input shaft (14) end, be fixed on belt pulley (6) upper end with the second bolt (4), pressing plate (2) is fixed on input shaft (14) with the first bolt (1).
4. as claimed in claim 1 two keep off gearbox designs, it is characterized in that: described the first transmission shaft (30) two ends are respectively by the first roller bearing (28), the second roller bearing (36) is arranged on gear box (22), the upper suit of the first transmission shaft (30) the 6th spacer (33) between described the second gear (32) and the 3rd gear (34), described the second gear (32) upper end is by the 5th spacer (31) location, described the 5th spacer (31) upper end is locked with the 3rd nut (29), described the 3rd gear (34) lower end is locked by the 4th nut (35), described the first transmission shaft (30) two ends are capping the first end cap (27) respectively, the second end cap (38), described the first end cap (27) is locked with the 5th bolt (26), described the second end cap (38) is locked by the 6th bolt (37).
5. as claimed in claim 1 two keep off gearbox designs, it is characterized in that: described second driving shaft (45) two ends are respectively by three cylindrical roller bearing (41), the 4th roller bearing (53) is arranged on gearbox casing (22), described the 4th gear (42) upper end is locked with the 5th nut (43), deep groove ball bearing lower end in described octadentate wheel (55) hole is locked by the 6th nut (52), the upper suit of described the 4th gear (42) below second driving shaft (45) the 7th spacer (44), deep groove ball bearing in compression the 5th gear (47) hole, described the 7th spacer (44) lower end, described second driving shaft (45) two ends are capping the 3rd end cap (40) respectively, the 4th end cap (54), described the 3rd end cap (40) is locked with the 7th bolt (39), described the 4th end cap (54) is locked by the 8th bolt (56).
6. as claimed in claim 1 two keep off gearbox designs, it is characterized in that: described output shaft (61) two ends are respectively by the 5th roller bearing (59), the 6th roller bearing (67) is arranged in gear box (22) hole, described the 9th gear (60), separate with the 8th spacer (63) between the tenth gear (64), the upper suit of described the tenth gear (64) lower end output shaft (61) the 9th spacer (65), described the 9th gear (60) upper end is locked by the 7th nut (62), described the 9th spacer (65) lower end is locked by the 8th nut (66), described output shaft (61) two ends are capping five terminal lid (58) respectively, the 6th end cap (68), described five terminal lid (58) is locked with the 9th bolt (57), described the 6th end cap (68) is locked on gear box (22) by the tenth bolt (69).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220620149 CN202937740U (en) | 2012-11-21 | 2012-11-21 | Two-gear transmission case structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220620149 CN202937740U (en) | 2012-11-21 | 2012-11-21 | Two-gear transmission case structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202937740U true CN202937740U (en) | 2013-05-15 |
Family
ID=48321979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220620149 Withdrawn - After Issue CN202937740U (en) | 2012-11-21 | 2012-11-21 | Two-gear transmission case structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202937740U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103016643A (en) * | 2012-11-21 | 2013-04-03 | 无锡京华重工装备制造有限公司 | Structure of two speed transmission |
-
2012
- 2012-11-21 CN CN 201220620149 patent/CN202937740U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103016643A (en) * | 2012-11-21 | 2013-04-03 | 无锡京华重工装备制造有限公司 | Structure of two speed transmission |
| CN103016643B (en) * | 2012-11-21 | 2015-09-23 | 无锡京华重工装备制造有限公司 | Second gear gearbox designs |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130515 Effective date of abandoning: 20150923 |
|
| RGAV | Abandon patent right to avoid regrant |