CN202901184U - Gear case capable of reducing or increasing speed - Google Patents
Gear case capable of reducing or increasing speed Download PDFInfo
- Publication number
- CN202901184U CN202901184U CN 201220495647 CN201220495647U CN202901184U CN 202901184 U CN202901184 U CN 202901184U CN 201220495647 CN201220495647 CN 201220495647 CN 201220495647 U CN201220495647 U CN 201220495647U CN 202901184 U CN202901184 U CN 202901184U
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- CN
- China
- Prior art keywords
- gear
- input
- output
- shaft
- block
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- 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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Abstract
Provided is a gear case capable of reducing or increasing speed. The gear case capable of reducing or increasing the speed mainly comprises a case body, input components and output components, wherein the input components and the output components are arranged in the case body, a shifting slide gear is installed on an input shaft of the input components, the shifting slide gear can move horizontally on the input shaft through a shifting fork mechanism, and is composed of an input large gear and an input small gear, the input large gear can be meshed with the input small gear fixed on an output shaft of the output components, and the input small gear can be meshed with the input large gear fixed on the output shaft of the output components when the shifting slide gear horizontally slides on the input shaft. The shifting fork mechanism comprises a locking block which is connected with one side portion of the shifting slide gear through a fixed pin, a slip ring is sleeved on the locking block, the slip ring can tightly press the locking block, and enables the locking block to drop into a locating groove arranged on the input shaft, the shifting slide gear is connected with a transfer bar through shifting blocks and a shifting fork, and the transfer bar is connected with a lifting lever which is used for manual control and arranged outside the hear case. The gear case capable of reducing or increasing the speed has the advantages of being compact in structure, convenient to use, reliable in use, high in transmission efficiency, small in occupied space and the like.
Description
Technical field
The utility model relates to a kind of have slow down or speedup, and the gear-box of simultaneously can bull exporting simultaneously belongs to a kind of device of transferring power.
Background technique
Existing gear-box mainly is intermeshing by gear, slows down or speedup, power is inputted from input end, then by after the engagement driving of inner teeth wheel set from output terminal output, thereby realize slowing down or the purpose of speedup transmission of power.But existing gear-box, realize the purpose of deceleration or speedup transmission of power, must be by the engagement driving of each gear pair in the gear-box, its structure relative complex, shared bulk is larger, transmission efficiency is not high, and its main cause is that the driving gear of each gear driving pair in the gear-box basically belongs to and is fixedly installed.
Summary of the invention
The purpose of this utility model is to overcome the deficiency that prior art exists, and a kind of compact structure is provided, and easy to use and reliable, transmission efficiency is high, the deceleration that the space that occupies is little or the gear-box of speedup.
The purpose of this utility model is finished by following technical solution, it is mainly by casing, input block in the casing and output block form, described input block comprises that one is fixed on the casing by bearing, its end that exposes casing is associated with the input coupling drive mutually, be mounted with on the input shaft in the casing by shifting fork mechanism can be on input shaft the shifting slide gear of move left and right, described shifting slide gear is made of input gearwheel and input small gear disjunctor, and at described shifting slide gear on input shaft during the slippage of the left and right sides, wherein said input gearwheel can with fixing input pinion on the output shaft in the output block, described input small gear can with fixing input gearwheel engagement on the output shaft in the output block; The end that output shaft exposes casing is associated with the output coupling drive mutually.
Described shifting fork mechanism comprises that a sidepiece by fixing pin and described shifting slide gear is linked togather locking block mutually, is equipped with above the locking block and can compresses locking block, and make locking block fall into the slip ring in the set locating slot on the input shaft; Link to each other with the outside driving lever that is used for manual control of gear-box by shifting block and shift fork this drive link that links to each other with drive link on the described shifting slide gear.
Be fixed with one on the side of set locating slot on the described input shaft and stop the block that shifting slide gear moves into place; Described shift fork is placed in the described gear case body on the bearing by left and right sides minor axis and transmission shaft, and transmission shaft stretches out the casing at gear-box, is connected with driving lever.
The utlity model has compact structure, easy to use and reliable, the characteristics such as transmission efficiency is high, and the space that occupies is little.
Description of drawings
Fig. 1 is input block structural representation described in the utility model.
Fig. 2 is the structural representation of output block described in the utility model.
Fig. 3 is the structural representation of shifting fork mechanism described in the utility model.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in detail: Fig. 1, shown in 2, the utility model is mainly by casing 17, input block in the casing and output block form, described input block comprises that one is fixed on the casing 17 by bearing 2, its end that exposes casing is associated with input coupling drive 1 mutually, be mounted with on the input shaft 3 in the casing 17 by shifting fork mechanism can be on input shaft 3 shifting slide gear 4 of move left and right, described shifting slide gear 4 is made of input gearwheel 41 and input small gear 42 disjunctors, and at described shifting slide gear 4 on input shaft 3 during the slippage of the left and right sides, wherein said input gearwheel 41 can with fixing output pinion 14(high gear on the output shaft in the output block 12) engagement, described input small gear 42 can with fixing output gearwheel 15(low speed gear on the output shaft in the output block 12) engagement; The end that output shaft 12 exposes casing is associated with output coupling drive 11 mutually.
Shown in Fig. 1,3, described shifting fork mechanism comprises that a sidepiece by fixing pin and described shifting slide gear 4 is linked togather locking block 6 mutually, is equipped with above the locking block 6 can compress locking block 6 and make locking block 6 fall into the slip ring 5 in the set locating slot on the input shaft 3; Link to each other with drive link 9 by shifting block and shift fork 10 on the described shifting slide gear 4, this drive link 9 links to each other with the outside driving lever 8 that is used for manual control of gear-box.
Be fixed with one on the described input shaft 3 on the side of set locating slot and stop the block 18 that shifting slide gear moves into place; Described shift fork 10 is placed in the described gear case body on the bearing by left and right sides minor axis 19 and transmission shaft 9, and transmission shaft 9 stretches out the casing at gear-box, is connected with driving lever 8.
When diesel engine (prime mover) with after this gear-box input coupling connects, pass through input shaft, and the shifting slide gear on input shaft rotates, driving the high gear or the low speed gear that are engaged with by shifting slide gear again rotates together, finished the output of deceleration (or speedup) by the output shaft coupling on output shaft and the output shaft and rotate, the conversion rotating speed is by driving lever, through drive link, shift fork moves shifting slide gear, makes shifting slide gear and corresponding gear engagement.
Embodiment
Structure described in the utility model as shown in the figure, diesel engine flywheel (prime mover) connects with input coupling 1, input coupling is installed on the input shaft 3, input shaft 3 is bearing on the casing 17 by two bearings 2 and 7; Shifting slide gear 4 is arranged on the input shaft 3, slip ring 5 and slide block 6 are housed on the shifting slide gear 4; Slip ring 5 passes through shift fork 10, drive link 9, and driving lever 8 moves the shifting slide gear that is installed on the input shaft 3; When driving lever is allocated to the input coupling end, be installed in shifting slide gear 4 and high gear 14 engagements that are installed on the output shaft 12 on the input shaft, gear-box is by input coupling 1, input shaft 3, shifting slide gear 4, high gear 14, output shaft 12, output shaft coupling 11 make gear-box that a kind of speed output be arranged.
When driving lever 8 is allocated to output shaft coupling 11 end, shifting slide gear 4 and low speed gear 15 engagements; Gear-box passes through input coupling 1, input shaft 3, and shifting slide gear 4, low speed gear 15, output shaft 12, output shaft coupling 11 make gear-box that the output of the second speed be arranged.
The utility model passes through driving lever 8, drive link 9, and shift fork 10 can make shifting slide gear move, and realizes the output of two grades of speed of gear-box.
Claims (3)
1. one kind can slow down or the gear-box of speedup, it is mainly by casing, input block in the casing and output block form, described input block comprises that one is fixed on the casing by bearing, its end that exposes casing is associated with the input shaft of input coupling drive mutually, it is characterized in that being mounted with on the input shaft in the described casing by shifting fork mechanism can be on input shaft the shifting slide gear of move left and right, described shifting slide gear is made of input gearwheel and input small gear disjunctor, and at described shifting slide gear on input shaft during the slippage of the left and right sides, wherein said input gearwheel can with fixing input pinion on the output shaft in the output block, described input small gear can with fixing input gearwheel engagement on the output shaft in the output block; The end that output shaft exposes casing is associated with the output coupling drive mutually.
2. according to claim 1 the deceleration or the gear-box of speedup, it is characterized in that described shifting fork mechanism comprises that a sidepiece by fixing pin and described shifting slide gear is linked togather locking block mutually, be equipped with above the locking block and can compress locking block, and make locking block fall into the slip ring in the set locating slot on the input shaft; Link to each other with the outside driving lever that is used for manual control of gear-box by shifting block and shift fork this drive link that links to each other with drive link on the described shifting slide gear.
3. according to claim 2 the deceleration or the gear-box of speedup is characterized in that being fixed with one on the side of set locating slot on the described input shaft stops the block that shifting slide gear moves into place; Described shift fork is placed in the described gear case body on the bearing by left and right sides minor axis and transmission shaft, and transmission shaft stretches out the casing at gear-box, is connected with driving lever.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220495647 CN202901184U (en) | 2012-09-26 | 2012-09-26 | Gear case capable of reducing or increasing speed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220495647 CN202901184U (en) | 2012-09-26 | 2012-09-26 | Gear case capable of reducing or increasing speed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202901184U true CN202901184U (en) | 2013-04-24 |
Family
ID=48121856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220495647 Expired - Lifetime CN202901184U (en) | 2012-09-26 | 2012-09-26 | Gear case capable of reducing or increasing speed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202901184U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106493598A (en) * | 2016-11-04 | 2017-03-15 | 安徽池州家用机床股份有限公司 | A kind of high weathering zone round cut changing device |
| CN110185770A (en) * | 2019-05-31 | 2019-08-30 | 朱继国 | A kind of coal mining machine gearbox structure |
-
2012
- 2012-09-26 CN CN 201220495647 patent/CN202901184U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106493598A (en) * | 2016-11-04 | 2017-03-15 | 安徽池州家用机床股份有限公司 | A kind of high weathering zone round cut changing device |
| CN110185770A (en) * | 2019-05-31 | 2019-08-30 | 朱继国 | A kind of coal mining machine gearbox structure |
| CN110185770B (en) * | 2019-05-31 | 2022-06-07 | 杭州恒涅机械有限公司 | Gear box structure of coal mining machine |
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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 |
Granted publication date: 20130424 |
|
| CX01 | Expiry of patent term |