CN201651180U - Shifting-fork gear-shifting two-gear speed reduction box - Google Patents
Shifting-fork gear-shifting two-gear speed reduction box Download PDFInfo
- Publication number
- CN201651180U CN201651180U CN 200920294826 CN200920294826U CN201651180U CN 201651180 U CN201651180 U CN 201651180U CN 200920294826 CN200920294826 CN 200920294826 CN 200920294826 U CN200920294826 U CN 200920294826U CN 201651180 U CN201651180 U CN 201651180U
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- Prior art keywords
- output shaft
- output
- gear
- gears
- sliding sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 238000005096 rolling process Methods 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model relates to a shifting-fork gear-shifting two-gear speed reduction box, which mainly comprises an input shaft part, an output shaft part, a gear shifting part and a box body part, and is characterized in that two input gears are fixedly installed on the input shaft of the input shaft part, two output gears are installed on the output shaft of the output shaft part in a floating mode, and the two input gears on the input shaft and the output gears on the output shaft are respectively engaged to form the independent transmission of two pairs of gears; an outer spline is arranged on the output shaft, a sliding sleeve with an inner spline is installed on the outer spline, a shifting fork which is matched with the sliding sleeve and drives the sliding sleeve to move left and right is arranged in the gear shifting part, and jointing edges respectively combined with the output gear at the right side or the output gear at the left side are respectively arranged at the left and the right of the sliding sleeve; and the utility model has the characteristics of compact structure, small volume, light weight, high service reliability and the like.
Description
Technical field
The utility model relates to a kind of mechanical transmission speed reducer, especially two retaining speed reduceres belong to mechanical transmissioning technology.
Background technique
In the prior art, shift fork gearshift retarder can according to gear what and the gearshift parts of gearshift usefulness are set specially, the power input conversion back of input shaft parts is spread out of by output shaft assembly, all be installed on the box part with upper-part.But still belong to the speed reducer that structure is formed at present, it is big to exist volume, Heavy Weight, and structure is compact inadequately, defectives such as the poor reliability of use.
Summary of the invention
The purpose of this utility model is to overcome the deficiency that prior art exists, and two retaining speed reduceres of a kind of compact structure, volume is little, in light weight, operational safety is high shift fork gearshift are provided.
The purpose of this utility model is finished by following technical solution, it mainly is made up of input shaft parts, output shaft assembly, gearshift parts, box part, be installed with two input gears on the input shaft of described input shaft parts, and on the output shaft of described output shaft assembly, float two output gears are installed, and two two output gears importing on gear and the output shaft on the described input shaft mesh independently two pairs of gear transmissions of formation respectively; Described output shaft is provided with external splines, the sliding sleeve of a band internal spline is housed on it, have supportingly and drive the shift fork of this sliding sleeve move left and right in the described gearshift parts, be respectively arranged with the jointing edge that combines respectively with right side output gear or left side output gear about described sliding sleeve with described sliding sleeve.
Described input shaft parts and output shaft assembly all are installed on the box part by rolling bearing; Described input shaft axle head is provided with the inner splined hole for the power input.
On the described output shaft assembly measure speed gears is housed, the corresponding position of box part is equipped with velocity transducer.
The output shaft end of output shaft assembly is provided with output flange, and parking brake is installed.
Described gearshift parts are provided with oil hydraulic cylinder, and this oil hydraulic cylinder links to each other with shift fork with the gearshift axle by flexible interlock.
The utility model belongs to a kind of improvement to prior art, and it has compact structure, characteristics such as volume is little, in light weight, operational safety height.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in detail: shown in Figure 1, the utility model mainly is made up of input shaft parts 1, output shaft assembly 2, gearshift parts 3, box part 4, be installed with two input gears 12,13 on the input shaft 11 of described input shaft parts 1, and on the output shaft 21 of described output shaft assembly 2, float two output gears 22,23 are installed, and two two output gears 22,23 of importing on gear 12,13 and the output shaft 21 on the described input shaft 11 mesh independently two pairs of gear transmissions of formation respectively; Described output shaft 21 is provided with external splines, the sliding sleeve 31 of a band internal spline is housed on it, have supportingly and drive the shift fork 32 of these sliding sleeve 31 move left and right with described sliding sleeve 31 in the described gearshift parts 3, described sliding sleeve about 31 is respectively arranged with the jointing edge that combines respectively with right side output gear 22 or left side output gear 23.
Described input shaft parts 1 and output shaft assembly 2 all are installed on the box part 4 by rolling bearing; Described input shaft 11 axle heads are provided with the inner splined hole for the power input.
On the described output shaft assembly 2 measure speed gears 24 is housed, the corresponding position of box part 4 is equipped with velocity transducer 41.
The output shaft end of output shaft assembly 2 is provided with output flange 25, and parking brake 26 is installed.
Described gearshift parts 3 are provided with oil hydraulic cylinder 33, and this oil hydraulic cylinder 33 links to each other with shift fork 32 with the gearshift axle by flexible interlock.
The utility model is a kind of two retaining speed reduceres by the gearshift of oil hydraulic cylinder drive shift fork, and velocity transducer, parking brake are housed.Output shaft assembly be positioned at the input shaft parts under, two input gears are fixedly mounted on the input shaft, two output gears float and are installed on the output shaft, input shaft parts, output shaft assembly all are installed on the box part by rolling bearing.
Power drives input shaft and its rotation that cogs by internal spline; Two gear rotations on two gear driven output shafts on the input shaft; By lead to, put pressure oil to oil hydraulic cylinder, realize the flexible of oil hydraulic cylinder, the flexible drive declutch shift shaft of oil hydraulic cylinder rotates, and declutch shift shaft rotates the drive shift fork and rotates, and shift fork rotates and drives the sliding sleeve move left and right; When sliding sleeve moves to the left, realize being connected of left side gear and output shaft, the rotation of left side gear at this moment drives the output shaft rotation, and the rotation of output shaft drives the rotation of output flange, realizes power output, is to be 2 retainings; When sliding sleeve moves to the right, realize being connected of right side gear and output shaft, the rotation of right side gear at this moment drives the output shaft rotation, and the rotation of output shaft drives the rotation of output flange, realizes power output, is to be 1 retaining.
Claims (5)
1. two of a shift fork gearshift keep off speed reduceres, it mainly is made up of input shaft parts, output shaft assembly, gearshift parts, box part, it is characterized in that being installed with on the input shaft (11) of described input shaft parts (1) two input gears (12,13), and go up to float two output gears (22,23) are installed, and two the input gears (12,13) on the described input shaft (11) meshs independently two pairs of gear transmissions of formation respectively with two output gears (22,23) on the output shaft (21) at the output shaft (21) of described output shaft assembly (2); Described output shaft (21) is provided with external splines, the sliding sleeve (31) of a band internal spline is housed on it, have supportingly and drive the shift fork (32) of this sliding sleeve (31) move left and right in the described gearshift parts (3), be respectively arranged with the jointing edge that combines respectively with right side output gear (22) or left side output gear (23) about described sliding sleeve (31) with described sliding sleeve (31).
2. two retaining speed reduceres of shift fork gearshift according to claim 1 is characterized in that described input shaft parts (1) and output shaft assembly (2) all are installed on the box part (4) by rolling bearing; Described input shaft (11) axle head is provided with the inner splined hole for the power input.
3. two retaining speed reduceres of shift fork gearshift according to claim 1 and 2 is characterized in that measure speed gears (24) is housed on the described output shaft assembly (2), and the corresponding position of box part (4) is equipped with velocity transducer (41).
4. two retaining speed reduceres of shift fork gearshift according to claim 3 is characterized in that output shaft (21) end of output shaft assembly (2) is provided with output flange (25), and parking brake (26) are installed.
5. two retaining speed reduceres of shift fork gearshift according to claim 1 is characterized in that described gearshift parts (3) are provided with oil hydraulic cylinder (33), and this oil hydraulic cylinder (33) links to each other with shift fork (32) with the gearshift axle by flexible interlock.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920294826 CN201651180U (en) | 2009-12-17 | 2009-12-17 | Shifting-fork gear-shifting two-gear speed reduction box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920294826 CN201651180U (en) | 2009-12-17 | 2009-12-17 | Shifting-fork gear-shifting two-gear speed reduction box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201651180U true CN201651180U (en) | 2010-11-24 |
Family
ID=43116416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200920294826 Expired - Lifetime CN201651180U (en) | 2009-12-17 | 2009-12-17 | Shifting-fork gear-shifting two-gear speed reduction box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201651180U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102069410A (en) * | 2010-11-26 | 2011-05-25 | 威海华东数控股份有限公司 | Main shaft decelerating device for machine tool |
| CN102927220A (en) * | 2012-11-09 | 2013-02-13 | 重庆隆旺机电有限责任公司 | Overall input type electric car transmission with preposed planetary gear train |
| CN103010016A (en) * | 2012-12-07 | 2013-04-03 | 重庆隆旺机电有限责任公司 | Rear axle driving assembly for electrocar |
| CN105114619A (en) * | 2015-08-11 | 2015-12-02 | 江苏甬金金属科技有限公司 | Reduction box capable of achieving high-low-speed gear shifting on temper mill |
| CN105276102A (en) * | 2015-11-17 | 2016-01-27 | 江苏瑞星减速机有限公司 | Combined hydraulic speed changing heavy gearbox |
| CN107939915A (en) * | 2017-12-14 | 2018-04-20 | 茵卡动力新能源江苏有限公司 | A kind of two grades of transfer case shift mechanisms |
| CN110185750A (en) * | 2019-06-18 | 2019-08-30 | 关贺芳 | A kind of speed changer changing woven fabric speed based on gear ratio |
-
2009
- 2009-12-17 CN CN 200920294826 patent/CN201651180U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102069410A (en) * | 2010-11-26 | 2011-05-25 | 威海华东数控股份有限公司 | Main shaft decelerating device for machine tool |
| CN102927220A (en) * | 2012-11-09 | 2013-02-13 | 重庆隆旺机电有限责任公司 | Overall input type electric car transmission with preposed planetary gear train |
| CN102927220B (en) * | 2012-11-09 | 2016-08-03 | 重庆隆旺机电有限责任公司 | The imported electric vehicle transmission of entirety of preposition planet circular system |
| CN103010016A (en) * | 2012-12-07 | 2013-04-03 | 重庆隆旺机电有限责任公司 | Rear axle driving assembly for electrocar |
| CN103010016B (en) * | 2012-12-07 | 2016-08-17 | 重庆隆旺机电有限责任公司 | Motor rear axle drive assembly |
| CN105114619A (en) * | 2015-08-11 | 2015-12-02 | 江苏甬金金属科技有限公司 | Reduction box capable of achieving high-low-speed gear shifting on temper mill |
| CN105276102A (en) * | 2015-11-17 | 2016-01-27 | 江苏瑞星减速机有限公司 | Combined hydraulic speed changing heavy gearbox |
| CN107939915A (en) * | 2017-12-14 | 2018-04-20 | 茵卡动力新能源江苏有限公司 | A kind of two grades of transfer case shift mechanisms |
| CN110185750A (en) * | 2019-06-18 | 2019-08-30 | 关贺芳 | A kind of speed changer changing woven fabric speed based on gear ratio |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101124 |