CN202790382U - Multi-shift multivariant moving shaft semi-automatic control transmission - Google Patents
Multi-shift multivariant moving shaft semi-automatic control transmission Download PDFInfo
- Publication number
- CN202790382U CN202790382U CN 201220418301 CN201220418301U CN202790382U CN 202790382 U CN202790382 U CN 202790382U CN 201220418301 CN201220418301 CN 201220418301 CN 201220418301 U CN201220418301 U CN 201220418301U CN 202790382 U CN202790382 U CN 202790382U
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- gear
- shaft
- clutch
- driving mechanism
- variable displacement
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Abstract
The utility model relates to a control transmission, in particular to a multi-shift multivariant moving shaft semi-automatic control transmission. A variable pump driving mechanism, a forward gear transmission mechanism, a reverse gear transmission mechanism, a quick gear transmission mechanism and an output transmission mechanism are arranged in the transmission. The variable pump driving mechanism is respectively in engaged transmission with the forward gear transmission mechanism and the reverse gear transmission mechanism. The forward gear transmission mechanism is in engaged transmission with the reverse gear transmission mechanism. The reverse gear transmission mechanism is in engaged transmission with the quick gear transmission mechanism. The quick gear transmission mechanism is in engaged transmission with the output transmission mechanism. The variable pump driving mechanism is located at the upper end of the transmission. The forward gear transmission mechanism, the reverse gear transmission mechanism and the quick gear transmission mechanism are respectively located at the middle end of the transmission. The output transmission mechanism is located at the lower end of the transmission. The multi-shift multivariant moving shaft semi-automatic control transmission is advanced and reasonable in structure, small in idle power consumption and high in transmission efficiency, and can be matched with a high speed generator to realize continuous gear shift of power.
Description
Technical field
The utility model is a kind of control gearbox, particularly the multivariant moving axis formula of a kind of many gears semiautomatic control gearbox.
Background technique
The engineering machinery vehicles such as loader peace diji with many gears of the prior art adopt fluid torque converter to be fixed the gearbox of axle construction basically, and each is organized clutch and annotates bearings on stationary axle by rolling.The following problem of gearbox ubiquity of this structural type: the one, the clutch of fixed axle structure can only use the straight-tooth driving gear, and operating noise is large; The 2nd, the roller bearing working speed is high, is not suitable with the supporting requirement of high speed engine; The 3rd, the friction of wet clutch relative rotation speed is high, and the heating unused power is large, needs to be equipped with large radiator, and the transmission efficiency of gearbox is low.
Chinese patent 201120452230.3 discloses a kind of high-load output shaft structure of transmission case of hydraulic torque converter, and it comprises the elements such as left end output flange, and the tapering interference of the inner hole of left end output flange is loaded on the left end tapering cylindrical of output shaft; Clutch shaft bearing seat and the first end cap are rigidly connected by bolt, spring washer; The endoporus of the second oil deflector is loaded on the cylindrical of output shaft; The outer ring of the first tapered roller bearing cooperates with the endoporus of clutch shaft bearing seat, and the endoporus of the first tapered roller bearing cooperates with the cylindrical of output shaft; Inner washer, the second packing ring all are loaded on the cylindrical of output shaft; Round nut, lock washer, clutch shaft bearing adjustment circle, associating tooth cover, the first oil deflector, roller bearing, the first packing ring, the second bearing adjustment circle are loaded on the output shaft; The second tapered roller bearing is loaded on by its outer ring in the hole of the first gear, the inner ring of the second tapered roller bearing and output shaft interference fit.This structure relative complex, and supporting precision is low, and using effect is general simultaneously.
The model utility content
The utility model mainly is to solve the deficiencies in the prior art, compact structure, and drive mechanism is reasonable, can improve transmission efficiency, reduces and uses noise, realizes the multivariant moving axis formula of the many gears semiautomatic control gearbox with the high speed engine coupling.
Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals:
The multivariant moving axis formula of a kind of many gears semiautomatic control gearbox, comprise casing, be provided with the variable displacement pump driving mechanism in the described casing, the forward gear driving mechanism, driving mechanism reverses gear, fast block driving mechanism and output driving mechanism, described variable displacement pump driving mechanism respectively with forward gear driving mechanism and the driving mechanism transmission that is meshed of reversing gear, the transmission that is meshed with the driving mechanism that reverses gear of described forward gear driving mechanism, the transmission that is meshed with the fast block driving mechanism of the described driving mechanism that reverses gear, described fast block driving mechanism and the transmission that is meshed of output driving mechanism, described variable displacement pump driving mechanism is arranged in the upper end of casing, described forward gear driving mechanism, reverse gear driving mechanism and fast block driving mechanism lays respectively at middle-end in the casing, described output driving mechanism is positioned at the lower end of casing
Described variable displacement pump driving mechanism comprises variable displacement pump live axle, variable displacement pump housing, variable pump seat and fluid torque converter, described variable pump seat is provided with the variable displacement pump housing, described variable displacement pump housing is meshed with the variable displacement pump live axle by the variable displacement pump gear, described variable displacement pump gear and variable displacement pump live axle socket-connect, the head of described variable displacement pump live axle is provided with fluid torque converter, described fluid torque converter and variable pump seat fix, and are provided with cylinder input helical gear in the described variable displacement pump housing;
Described forward gear driving mechanism comprises the I gear shaft, the head cover of described I gear shaft has the forward gear gear, the afterbody cover of described I gear shaft has I gear gear, described forward gear gear and I gear gear jacket have the forward gear clutch gear, be provided with the forward gear clutch between described forward gear gear and forward gear clutch gear, be provided with I gear clutch between described I gear gear and forward gear clutch gear, be provided with the I gear oil duct and the forward gear oil duct that distribute separately in the described I gear shaft, the afterbody outer side wall of described I gear shaft is provided with I gear pressure oil distributor, described I gear pressure oil distributor is connected with I gear oil duct and forward gear oil duct respectively, described I gear oil duct is connected with I gear clutch, described forward gear oil duct is connected with the forward gear clutch, the transmission that is meshed of described forward gear gear and cylinder input helical gear;
The described driving mechanism that reverses gear comprises the II gear shaft, the head cover of described II gear shaft has reverse gear, the afterbody cover of described II gear shaft has II gear gear, described reverse gear and the II gear gear jacket clutch gear that reverses gear, described reverse gear and reverse gear and be provided with the clutch that reverses gear between clutch gear, described II is kept off gear and is reversed gear and is provided with II gear clutch between clutch gear, be provided with II gear oil duct and the oil duct that reverses gear in the described II gear shaft, the afterbody outer side wall of described II gear shaft is provided with II gear pressure oil distributor, described II gear pressure oil distributor is connected with II gear oil duct and the oil duct that reverses gear respectively, described II gear oil duct is connected with II gear clutch, the described oil duct that reverses gear is connected with the clutch that reverses gear, the transmission that is meshed with the forward gear clutch gear of the described clutch gear that reverses gear, described II gear gear and I keep off the gear transmission that is meshed;
Described fast block driving mechanism comprises quick gear shaft, the head cover of described quick gear shaft has the fast block gear, the afterbody cover of described quick gear shaft has the deceleration idle gear, described fast block gear and deceleration idle gear overcoat have the fast block clutch gear, be provided with the fast block clutch between described fast block gear and fast block clutch gear, be provided with the gear clutch that slows down between described deceleration idle gear and fast block clutch gear, be provided with slow down gear oil duct and fast block oil duct in the described quick gear shaft, the afterbody outer side wall of described quick gear shaft is provided with fast block pressure oil distributor, described fast block pressure oil distributor is connected with slow down gear oil duct and fast block oil duct respectively, described deceleration gear oil duct is connected with the gear clutch that slows down, described fast block oil duct is connected with the fast block clutch, the transmission that is meshed with the clutch gear that reverses gear of described fast block clutch gear, the described deceleration idle gear transmission that is meshed with II gear gear;
Described output driving mechanism comprises output shaft, the head cover of described output shaft has left output shaft coupling, the afterbody cover of described output shaft has right output shaft coupling, and cover has the transmission that is meshed with the deceleration idle gear of output gear, described output gear on the described output shaft.
As preferably, described variable displacement pump housing is located mutually by variable displacement pump bearing and variable displacement pump live axle;
Be provided with sliding shaft sleeve between described I gear gear and I gear shaft;
Between described I gear shaft and casing, between II gear shaft and casing, locate mutually by tapered roller bearing respectively between gear shaft and casing fast, between described I gear shaft and tapered roller bearing, between II gear shaft and tapered roller bearing, seal mutually by oil seal ring respectively between gear shaft and tapered roller bearing fast;
Between described forward gear gear and I gear shaft, between reverse gear and II gear shaft, between II gear gear and II gear shaft, fast block gear and fast block between centers, deceleration idle gear and fast block between centers locate mutually by roller bearing respectively.
As preferably, described variable displacement pump housing is located in the casing, and described variable pump seat is located in the sidewall of casing; The left end of described output shaft is located by the output roller bearing mutually with casing, the right-hand member of described output shaft is located by the output ball bearing mutually with casing, described left output shaft coupling is located by pressing plate and output shaft respectively mutually with right output shaft coupling, and described pressing plate is located by the output bolt mutually with output shaft.
As preferably, described casing comprises left box body and right case, and described left box body and right case fix by bolt.
Therefore, the multivariant moving axis formula of the many gears semiautomatic control gearbox that the utility model provides, structure is rationally advanced, and unused power is little, and transmission efficiency is high, the supporting high speed engine of energy, realization power is shifted gears continuously.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of forward gear driving mechanism in the utility model;
Fig. 3 is the structural representation of driving mechanism of reversing gear in the utility model;
Fig. 4 is the structural representation of fast block driving mechanism in the utility model.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment: such as Fig. 1, Fig. 2, Fig. 3 and shown in Figure 4, the multivariant moving axis formula of a kind of many gears semiautomatic control gearbox, comprise casing 1, be provided with the variable displacement pump driving mechanism in the described casing, the forward gear driving mechanism, driving mechanism reverses gear, fast block driving mechanism and output driving mechanism, described variable displacement pump driving mechanism respectively with forward gear driving mechanism and the driving mechanism transmission that is meshed of reversing gear, the transmission that is meshed with the driving mechanism that reverses gear of described forward gear driving mechanism, the transmission that is meshed with the fast block driving mechanism of the described driving mechanism that reverses gear, described fast block driving mechanism and the transmission that is meshed of output driving mechanism, described variable displacement pump driving mechanism is arranged in the upper end of casing 1, described forward gear driving mechanism, reverse gear driving mechanism and fast block driving mechanism lays respectively at middle-end in the casing 1, described output driving mechanism is positioned at the lower end of casing 1, described variable displacement pump driving mechanism comprises variable displacement pump live axle 2, variable displacement pump housing 3, variable pump seat 4 and fluid torque converter 5, described variable pump seat 4 is provided with variable displacement pump housing 3, described variable displacement pump housing 3 is meshed with variable displacement pump live axle 2 by variable displacement pump gear 6, described variable displacement pump gear 6 socket-connects with variable displacement pump live axle 2, the head of described variable displacement pump live axle 2 is provided with fluid torque converter 5, described fluid torque converter 5 fixes with variable pump seat 4, is provided with cylinder input helical gear 7 in the described variable displacement pump housing 3; Described forward gear driving mechanism comprises I gear shaft 8, the head cover of described I gear shaft 8 has forward gear gear 9, the afterbody cover of described I gear shaft 8 has I gear gear 10, described forward gear gear 9 has forward gear clutch gear 11 with I gear gear 10 overcoats, 11 of described forward gear gear 9 and forward gear clutch gears are provided with forward gear clutch 12, described I gear gear 10 and 11 of forward gear clutch gears are provided with I gear clutch 13, be provided with the I gear oil duct 14 and the forward gear oil duct 15 that distribute separately in the described I gear shaft 8, the afterbody outer side wall of described I gear shaft 8 is provided with I gear pressure oil distributor 16, described I gear pressure oil distributor 16 is connected with I gear oil duct 14 and forward gear oil duct 15 respectively, described I gear oil duct 14 is connected with I gear clutch 13, described forward gear oil duct 15 is connected with forward gear clutch 12, the transmission that is meshed of described forward gear gear 9 and cylinder input helical gear 7; The described driving mechanism that reverses gear comprises II gear shaft 17, the head cover of described II gear shaft 17 has reverse gear 18, the afterbody cover of described II gear shaft 17 has II gear gear 19, described reverse gear 18 and the II gear gear 19 overcoats clutch gear 20 that reverses gear, described reverse gear 18 and 20 of the clutch gears that reverse gear are provided with the clutch 21 that reverses gear, described II gear gear 19 and 20 of the clutch gears that reverse gear are provided with II gear clutch 22, be provided with II gear oil duct 23 and the oil duct 24 that reverses gear in the described II gear shaft 17, the afterbody outer side wall of described II gear shaft 17 is provided with II gear pressure oil distributor 25, described II gear pressure oil distributor 25 is connected with II gear oil duct 23 and the oil duct 24 that reverses gear respectively, described II gear oil duct 23 is connected with II gear clutch 22, the described oil duct 24 that reverses gear is connected with the clutch 21 that reverses gear, the transmission that is meshed with forward gear clutch gear 11 of the described clutch gear 20 that reverses gear, described II gear gear 19 and I keep off gear 10 transmission that is meshed; Described fast block driving mechanism comprises quick gear shaft 26, the head cover of described quick gear shaft 26 has fast block gear 27, the afterbody cover of described quick gear shaft 26 has deceleration idle gear 28, described fast block gear 27 has fast block clutch gear 29 with deceleration idle gear 28 overcoats, 29 of described fast block gear 27 and fast block clutch gears are provided with fast block clutch 30,29 of described deceleration idle gear 28 and fast block clutch gears are provided with the gear clutch 31 that slows down, be provided with slow down gear oil duct 32 and fast block oil duct 33 in the described quick gear shaft 26, the afterbody outer side wall of described quick gear shaft 26 is provided with fast block pressure oil distributor 34, described fast block pressure oil distributor 34 is connected with slow down gear oil duct 32 and fast block oil duct 33 respectively, described deceleration gear oil duct 32 is connected with the gear clutch 31 that slows down, described fast block oil duct 33 is connected with fast block clutch 30, the transmission that is meshed with the clutch gear 20 that reverses gear of described fast block clutch gear 29, described deceleration idle gear 28 transmission that is meshed with II gear gear 19; Described output driving mechanism comprises output shaft 35, the head cover of described output shaft 35 has left output shaft coupling 36, the afterbody cover of described output shaft 35 has right output shaft coupling 37, cover has the transmission that is meshed with deceleration idle gear 28 of output gear 38, described output gear 38 on the described output shaft 35.
Described variable displacement pump housing 3 is located with variable displacement pump live axle 2 mutually by variable displacement pump bearing 39; Described I gear gear 10 and 8 of I gear shafts are provided with sliding shaft sleeve 40; Described I gear shaft 8 is located by tapered roller bearing 41 respectively mutually with 1 of casing, II gear shaft 17 and 1 of casing, quick gear shaft 26 and 1 of casing, and described I gear shaft 8 seals by oil seal ring 42 respectively mutually with 41 of tapered roller bearings, II gear shaft 17 and 41 of tapered roller bearings, quick gear shaft 26 and 41 of tapered roller bearings; Described forward gear gear 9 is with 8 of I gear shafts, reverse gear 18 and 17 of II gear shafts, II gear gear 19 and 17 of II gear shafts, fast block gear 27 and 26 of gear shafts, deceleration idle gear 28 and 26 of quick gear shafts are located mutually by roller bearing 43 respectively fast.
Described variable displacement pump housing 3 is located in the casing 1, and described variable pump seat 4 is located in the sidewall of casing 1; The left end of described output shaft 35 is located by output roller bearing 44 mutually with casing 1, the right-hand member of described output shaft 35 is located by output ball bearing 45 mutually with casing 1, described left output shaft coupling 36 is located with output shaft 35 by pressing plate 46 respectively mutually with right output shaft coupling 37, and described pressing plate 46 is located by output bolt 47 mutually with output shaft 35.
Described casing 1 comprises left box body 48 and right case 49, and described left box body 48 and right case 49 fix by bolt 50.
Claims (4)
1. the multivariant moving axis formula of gear more than kind semiautomatic control gearbox, it is characterized in that: comprise casing (1), be provided with the variable displacement pump driving mechanism in the described casing, the forward gear driving mechanism, driving mechanism reverses gear, fast block driving mechanism and output driving mechanism, described variable displacement pump driving mechanism respectively with forward gear driving mechanism and the driving mechanism transmission that is meshed of reversing gear, the transmission that is meshed with the driving mechanism that reverses gear of described forward gear driving mechanism, the transmission that is meshed with the fast block driving mechanism of the described driving mechanism that reverses gear, described fast block driving mechanism and the transmission that is meshed of output driving mechanism, described variable displacement pump driving mechanism is arranged in the upper end of casing (1), described forward gear driving mechanism, reverse gear driving mechanism and fast block driving mechanism lays respectively at middle-end in the casing (1), described output driving mechanism is positioned at the lower end of casing (1)
Described variable displacement pump driving mechanism comprises variable displacement pump live axle (2), variable displacement pump housing (3), variable pump seat (4) and fluid torque converter (5), described variable pump seat (4) is provided with variable displacement pump housing (3), described variable displacement pump housing (3) is meshed with variable displacement pump live axle (2) by variable displacement pump gear (6), described variable displacement pump gear (6) socket-connects with variable displacement pump live axle (2), the head of described variable displacement pump live axle (2) is provided with fluid torque converter (5), described fluid torque converter (5) fixes with variable pump seat (4), is provided with cylinder input helical gear (7) in the described variable displacement pump housing (3);
Described forward gear driving mechanism comprises I gear shaft (8), the head cover of described I gear shaft (8) has forward gear gear (9), the afterbody cover of described I gear shaft (8) has I gear gear (10), described forward gear gear (9) has forward gear clutch gear (11) with I gear gear (10) overcoat, be provided with forward gear clutch (12) between described forward gear gear (9) and forward gear clutch gear (11), be provided with I gear clutch (13) between described I gear gear (10) and forward gear clutch gear (11), be provided with the I gear oil duct (14) and the forward gear oil duct (15) that distribute separately in the described I gear shaft (8), the afterbody outer side wall of described I gear shaft (8) is provided with I gear pressure oil distributor (16), described I gear pressure oil distributor (16) is connected with I gear oil duct (14) and forward gear oil duct (15) respectively, described I gear oil duct (14) is connected with I gear clutch (13), described forward gear oil duct (15) is connected with forward gear clutch (12), described forward gear gear (9) and cylinder input helical gear (7) transmission that is meshed;
The described driving mechanism that reverses gear comprises II gear shaft (17), the head cover of described II gear shaft (17) has reverse gear (18), the afterbody cover of described II gear shaft (17) has II gear gear (19), described reverse gear (18) and II gear gear (19) the overcoat clutch gear (20) that reverses gear, be provided with the clutch that reverses gear (21) between described reverse gear (18) and the clutch gear that reverses gear (20), be provided with II gear clutch (22) between described II gear gear (19) and the clutch gear that reverses gear (20), be provided with II gear oil duct (23) and the oil duct that reverses gear (24) in the described II gear shaft (17), the afterbody outer side wall of described II gear shaft (17) is provided with II gear pressure oil distributor (25), described II gear pressure oil distributor (25) is connected with II gear oil duct (23) and the oil duct that reverses gear (24) respectively, described II gear oil duct (23) is connected with II gear clutch (22), the described oil duct that reverses gear (24) is connected with the clutch that reverses gear (21), the described clutch gear that reverses gear (20) transmission that is meshed with forward gear clutch gear (11), described II gear gear (19) and I keep off gear (10) transmission that is meshed;
Described fast block driving mechanism comprises quick gear shaft (26), the head cover of described quick gear shaft (26) has fast block gear (27), the afterbody cover of described quick gear shaft (26) has deceleration idle gear (28), described fast block gear (27) has fast block clutch gear (29) with deceleration idle gear (28) overcoat, be provided with fast block clutch (30) between described fast block gear (27) and fast block clutch gear (29), be provided with the gear clutch (31) that slows down between described deceleration idle gear (28) and fast block clutch gear (29), be provided with slow down gear oil duct (32) and fast block oil duct (33) in the described quick gear shaft (26), the afterbody outer side wall of described quick gear shaft (26) is provided with fast block pressure oil distributor (34), described fast block pressure oil distributor (34) is connected with slow down gear oil duct (32) and fast block oil duct (33) respectively, described deceleration gear oil duct (32) is connected with the gear clutch (31) that slows down, described fast block oil duct (33) is connected with fast block clutch (30), described fast block clutch gear (29) transmission that is meshed with the clutch gear that reverses gear (20), described deceleration idle gear (28) transmission that is meshed with II gear gear (19);
Described output driving mechanism comprises output shaft (35), the head cover of described output shaft (35) has left output shaft coupling (36), the afterbody cover of described output shaft (35) has right output shaft coupling (37), the upper cover of described output shaft (35) has the transmission that is meshed with deceleration idle gear (28) of output gear (38), described output gear (38).
2. the multivariant moving axis formula of many gears according to claim 1 semiautomatic control gearbox is characterized in that:
Described variable displacement pump housing (3) is located with variable displacement pump live axle (2) mutually by variable displacement pump bearing (39);
Be provided with sliding shaft sleeve (40) between described I gear gear (10) and I gear shaft (8);
Between described I gear shaft (8) and casing (1), between II gear shaft (17) and casing (1), locate mutually by tapered roller bearing (41) respectively between gear shaft (26) and casing (1) fast, between described I gear shaft (8) and tapered roller bearing (41), between II gear shaft (17) and tapered roller bearing (41), pass through respectively oil seal ring (42) between quick gear shaft (26) and tapered roller bearing (41) and seal mutually;
Between described forward gear gear (9) and I gear shaft (8), between reverse gear (18) and II gear shaft (17), between II gear gear (19) and II gear shaft (17), fast block gear (27) with fast between gear shaft (26), pass through respectively roller bearing (43) between deceleration idle gear (28) and quick gear shaft (26) and locate mutually.
3. the multivariant moving axis formula of many gears according to claim 1 and 2 semiautomatic control gearbox is characterized in that:
Described variable displacement pump housing (3) is located in the casing (1), and described variable pump seat (4) is located in the sidewall of casing (1);
The left end of described output shaft (35) is located by output roller bearing (44) mutually with casing (1), the right-hand member of described output shaft (35) is located by output ball bearing (45) mutually with casing (1), described left output shaft coupling (36) is located with output shaft (35) by pressing plate (46) respectively mutually with right output shaft coupling (37), and described pressing plate (46) is located by output bolt (47) mutually with output shaft (35).
4. the multivariant moving axis formula of many gears according to claim 1 and 2 semiautomatic control gearbox, it is characterized in that: described casing (1) comprises left box body (48) and right case (49), and described left box body (48) and right case (49) fix by bolt (50).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220418301 CN202790382U (en) | 2012-08-22 | 2012-08-22 | Multi-shift multivariant moving shaft semi-automatic control transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220418301 CN202790382U (en) | 2012-08-22 | 2012-08-22 | Multi-shift multivariant moving shaft semi-automatic control transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202790382U true CN202790382U (en) | 2013-03-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220418301 Withdrawn - After Issue CN202790382U (en) | 2012-08-22 | 2012-08-22 | Multi-shift multivariant moving shaft semi-automatic control transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202790382U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102889356A (en) * | 2012-08-22 | 2013-01-23 | 杭州发达齿轮箱集团有限公司 | Multi-gear multivariant movable axis type semi-automatic control speed changing box |
| CN104653718A (en) * | 2015-01-16 | 2015-05-27 | 杭州发达齿轮箱集团有限公司 | Multi-gear special mechanical transmission capable of quickly reversing and operation method thereof |
| CN106051123A (en) * | 2016-08-17 | 2016-10-26 | 青州弥河金利特机械有限公司 | Gearbox of loader |
-
2012
- 2012-08-22 CN CN 201220418301 patent/CN202790382U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102889356A (en) * | 2012-08-22 | 2013-01-23 | 杭州发达齿轮箱集团有限公司 | Multi-gear multivariant movable axis type semi-automatic control speed changing box |
| CN102889356B (en) * | 2012-08-22 | 2015-04-22 | 杭州发达齿轮箱集团有限公司 | Multi-gear multivariant movable axis type semi-automatic control speed changing box |
| CN104653718A (en) * | 2015-01-16 | 2015-05-27 | 杭州发达齿轮箱集团有限公司 | Multi-gear special mechanical transmission capable of quickly reversing and operation method thereof |
| CN104653718B (en) * | 2015-01-16 | 2017-08-04 | 杭州发达齿轮箱集团有限公司 | The many gear special mechanical gearboxes and its operating method that can quickly commutate |
| CN106051123A (en) * | 2016-08-17 | 2016-10-26 | 青州弥河金利特机械有限公司 | Gearbox of loader |
| CN106051123B (en) * | 2016-08-17 | 2018-11-13 | 青州弥河金利特机械有限公司 | A kind of loading machine gearbox |
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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: 20130313 Effective date of abandoning: 20150422 |