CN206409625U - A kind of gearshift - Google Patents
A kind of gearshift Download PDFInfo
- Publication number
- CN206409625U CN206409625U CN201621022547.2U CN201621022547U CN206409625U CN 206409625 U CN206409625 U CN 206409625U CN 201621022547 U CN201621022547 U CN 201621022547U CN 206409625 U CN206409625 U CN 206409625U
- Authority
- CN
- China
- Prior art keywords
- rotating shaft
- taper roll
- roll bearing
- gearshift
- driven gear
- 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 - Fee Related
Links
- 238000007789 sealing Methods 0.000 claims description 30
- 239000000463 material Substances 0.000 claims description 22
- 210000004907 gland Anatomy 0.000 claims description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 5
- 239000010962 carbon steel Substances 0.000 claims description 5
- 229910001018 Cast iron Inorganic materials 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 6
- 238000010276 construction Methods 0.000 abstract description 5
- 240000008042 Zea mays Species 0.000 abstract description 4
- 235000016383 Zea mays subsp huehuetenangensis Nutrition 0.000 abstract description 4
- 235000002017 Zea mays subsp mays Nutrition 0.000 abstract description 4
- 235000009973 maize Nutrition 0.000 abstract description 4
- 238000003306 harvesting Methods 0.000 abstract description 3
- 238000013461 design Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 210000003660 reticulum Anatomy 0.000 description 5
- 210000004974 shell Anatomy 0.000 description 5
- 230000001360 synchronised effect Effects 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 210000001138 tear Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Landscapes
- General Details Of Gearings (AREA)
Abstract
The utility model belongs to maize harvesting machine field of mechanical technique, more particularly to a kind of gearshift.The technical problems to be solved in the utility model be to provide it is a kind of be easy to put into gear, simple in construction, easily operated gearshift.In order to solve the above-mentioned technical problem, the utility model provides such a gearshift, includes housing, the first taper roll bearing, the second taper roll bearing, first rotating shaft, bonnet, high gear driven gear, tooth hub sleeve, low gear driven gear etc.；Bottom both sides are respectively equipped with the first taper roll bearing and the second taper roll bearing in housing, and first rotating shaft is provided between the first taper roll bearing and the second taper roll bearing, and the housing close to the first taper roll bearing is provided with bonnet.The utility model reached be easy to put into gear, simple in construction, easily operated effect, the utility model design advantages of simple, performance are stable, good operation performance, and gearshift uses top cap type, parts are isolated from the outside.
Description
Technical field
The utility model belongs to maize harvesting machine field of mechanical technique, more particularly to a kind of gearshift.
Background technology
In recent years, China's maize sown area was stable at 400,000,000 mu or so, accounted for the 17% of the total cultivated area of national crops
More than, the second of domestic three big cereal is occupied, area is only second to the U.S., occupies second place of the world.It is related to arable land, Nong Minduo, influences
It is very big.Current China maize harvesting mechanization level is but than relatively low.
There is shortcoming really cumbersome, complicated, not easy to operate of putting into gear in existing gearshift, therefore it is a kind of to need research and development badly
Be easy to put into gear, simple in construction, easily operated gearshift.
Utility model content
(1) technical problem to be solved
The utility model in order to overcome existing gearshift to there is cumbersome, complicated, not easy-operating shortcoming of putting into gear,
The technical problems to be solved in the utility model be to provide it is a kind of be easy to put into gear, simple in construction, easily operated gearshift.
(2) technical scheme
In order to solve the above-mentioned technical problem, the utility model provides such a gearshift, includes housing, first
Taper roll bearing, the second taper roll bearing, first rotating shaft, bonnet, high gear driven gear, tooth hub sleeve, low gear driven gear,
In second rotating shaft, shift fork, the single rocking arm of gearshift, top cover and gland, housing bottom both sides be respectively equipped with the first taper roll bearing and
Second taper roll bearing, first rotating shaft is provided between the first taper roll bearing and the second taper roll bearing, close to the
The housing of one taper roll bearing is provided with bonnet, and first rotating shaft is provided with high gear driven gear and low gear driven gear, high gear
First rotating shaft between driven gear and low gear driven gear is bolted with gland, gland and shell on being provided with tooth hub sleeve, housing
Installed on body madial wall and the single rocking arm of gearshift is installed in the second rotating shaft, the second rotating shaft, the single rocking arm bottom of gearshift is provided with shift fork, shift fork
It is connected with tooth hub sleeve, top cover is with being removably mounted case top.
Preferably, fastener is also included, top cover is installed on casing by fastener, fastener is bolt, bolt spiral shell
Line tooth is 3.98mm away from the largest outside diameter for 0.7mm, bolt, and the minimum outer diameter of bolt is 3.83mm.Bolt material is cast iron.
Preferably, sealing ring is also included, gland is provided with sealing ring, and sealing ring is in annular shape, seal diameter
8mm, sealing ring thickness is 3.5mm, and the material of sealing ring is FLS fluorosioloxane rubber, and general temperature in use scope is -50~200 DEG C.
Preferably, also include and be mounted on needle roller inside needle roller, low gear driven gear and high gear driven gear, needle roller is in
Cylindric, the material of needle roller is Q235 steel.
Preferably, also include and pad is provided with the right side of pad, the second taper roll bearing, the material of pad is carbon steel, pad
The cross section of piece is ring-shaped, the thickness 3mm of pad.
Preferably, first rotating shaft is cylindrical, a diameter of 15mm of first rotating shaft, and first rotating shaft length is 35mm, first turn
Axial wood matter is No. 45 steel, and first rotating shaft is installed with the first taper roll bearing and the second taper roll bearing interference.
Operation principle：When changing high gear into using the present apparatus, manually by shift gears single rocking arm and shift fork drive tooth hub sleeve to
High gear driven gear direction is moved, and when tooth hub sleeve is engaged with high gear driven gear, the power now inputted will pass through high gear quilt
Moving gear drives first rotating shaft to realize synchronous axial system, then is transferred out by the dispensing of other parts, low when needing to change into
During gear, manually by shifting gears single rocking arm and shift fork drives tooth hub sleeve to be moved to low gear driven gear direction, when tooth hub sleeve with it is low
When keeping off driven gear engagement, the power now inputted will drive first rotating shaft to realize synchronous axial system by low gear driven gear, then
Transferred out by the dispensing of other parts.The present apparatus changes block selecting connection arrangement conveniently, is shifted gears, changed using full engaging cover type
During gear flexibly, reliably.Gearshift uses top cap type, and parts are isolated from the outside, and dust and other debris enter equipment, together
When can also prevent mechanical wounding, promote production safety, facilitate maintenance to act on while playing.
Because also including fastener, top cover is installed on casing by fastener, and fastener is bolt, bolt thread tooth
It is 3.98mm away from the largest outside diameter for 0.7mm, bolt, the minimum outer diameter of bolt is 3.83mm.Bolt material is cast iron, uses spiral shell
Bolt and pad fastening effect are good, convenient disassembly.
Because also including sealing ring, gland is provided with sealing ring, and sealing ring is in annular shape, and seal diameter is 8mm, close
Seal thickness is 3.5mm, and the material of sealing ring is FLS fluorosioloxane rubber, and general temperature in use scope is -50~200 DEG C, sealing effect
It is really good, play a role.
Because also including needle roller, needle roller is mounted on inside low gear driven gear and high gear driven gear, needle roller is in circle
Column, the material of needle roller is Q235 steel, equipped with needle roller, weares and teares small, can ensure performance for a long time.
Because also including pad, pad is provided with the right side of the second taper roll bearing, the material of pad is carbon steel, pad
Cross section is ring-shaped, and the thickness 3mm of pad, for the load thread of distribution, reduces the vibrations of device.
(3) beneficial effect
The utility model reached be easy to put into gear, simple in construction, easily operated effect, the utility model design is simple to close
Reason, performance are stable, good operation performance, and gearshift uses top cap type, parts are isolated from the outside, and dust and other debris enter
Enter equipment, while can also prevent mechanical wounding, promote production safety, facilitate maintenance to act on while playing.
Brief description of the drawings
Fig. 1 is the first main structure diagram of the present utility model.
Fig. 2 is the left view structural representation of the single rocking arm of the utility model gearshift.
Fig. 3 is second of main structure diagram of the present utility model.
Fig. 4 is the third main structure diagram of the present utility model.
Fig. 5 is the 4th kind of main structure diagram of the present utility model.
Fig. 6 is the 5th kind of main structure diagram of the present utility model.
Mark in accompanying drawing for：1- housings, the taper roll bearings of 2- first, the taper roll bearings of 3- second, first turn of 4-
Axle, 5- bonnets, 6- high gear driven gears, 7- tooth hub sleeves, 8- low gear driven gears, the rotating shafts of 9- second, 10- shift forks, 11- gearshifts are single
Rocking arm, 12- top covers, 13- glands, 14- fasteners, 15- sealing rings, 16- needle rollers, 17- pads.
Embodiment
The utility model is further described with reference to the accompanying drawings and examples.
Embodiment 1
A kind of gearshift, as shown in figures 1 to 6, includes housing 1, the first taper roll bearing 2, the second taper roller axle
Hold 3, first rotating shaft 4, bonnet 5, high gear driven gear 6, tooth hub sleeve 7, low gear driven gear 8, the second rotating shaft 9, shift fork 10, gearshift
Bottom both sides are respectively equipped with the first taper roll bearing 2 and the rolling of the second circular cone in single rocking arm 11, top cover 12 and gland 13, housing 1
Sub- bearing 3, first rotating shaft 4 is provided between the first taper roll bearing 2 and the second taper roll bearing 3, close to the first circular cone
The housing 1 of roller bearing 2 is provided with bonnet 5, and first rotating shaft 4 is provided with high gear driven gear 6 and low gear driven gear 8, high gear
First rotating shaft 4 between driven gear 6 and low gear driven gear 8 is bolted with gland 13 on being provided with tooth hub sleeve 7, housing 1, presses
Installed on lid 13 and the madial wall of housing 1 and the single rocking arm 11 of gearshift is installed in the second rotating shaft 9, the second rotating shaft 9, the single bottom of rocking arm 11 of gearshift
Portion is provided with shift fork 10, and shift fork 10 is connected with tooth hub sleeve 7, and top cover 12 is with being removably mounted the top of housing 1.
Also include fastener 14, top cover 12 is installed on casing by fastener 14, fastener 14 is bolt, bolt spiral shell
Line tooth is 3.98mm away from the largest outside diameter for 0.7mm, bolt, and the minimum outer diameter of bolt is 3.83mm.Bolt material is cast iron.
Also include sealing ring 15, gland 13 is provided with sealing ring 15, and sealing ring 15 is in annular shape, and sealing ring 15 is a diameter of
8mm, the thickness of sealing ring 15 is 3.5mm, and the material of sealing ring 15 is FLS fluorosioloxane rubber, general temperature in use scope is -50~
200℃。
Also include and be mounted on needle roller 16, needle roller 16 inside needle roller 16, low gear driven gear 8 and high gear driven gear 6
Cylindrical, the material of needle roller 16 is Q235 steel.
Also include pad 17, the right side of the second taper roll bearing 3 is provided with pad 17, and the material of pad 17 is carbon steel, pad
The cross section of piece 17 is ring-shaped, the thickness 3mm of pad 17.
First rotating shaft 4 is cylindrical, a diameter of 15mm of first rotating shaft 4, and the length of first rotating shaft 4 is 35mm, the material of first rotating shaft 4
Matter is No. 45 steel, and the taper roll bearing 2 of first rotating shaft 4 and first and the interference of the second taper roll bearing 3 are installed.
Operation principle：When changing high gear into using the present apparatus, manually pass through single rocking arm 11 and the drive tooth hub of shift fork 10 of shifting gears
Set 7 is moved to the direction of high gear driven gear 6, when tooth hub sleeve 7 is engaged with high gear driven gear 6, and the power now inputted will be logical
Crossing high gear driven gear 6 drives first rotating shaft 4 to realize synchronous axial system, then is transferred out by the dispensing of other parts, when
When needing to change into low gear, manually tooth hub sleeve 7 is driven to be moved to the direction of low gear driven gear 8 by the single rocking arm 11 of gearshift and shift fork 10
Dynamic, when tooth hub sleeve 7 is engaged with low gear driven gear 8, the power now inputted will drive first turn by low gear driven gear 8
Axle 4 realizes synchronous axial system, then is transferred out by the dispensing of other parts.The present apparatus changes block selecting connection arrangement conveniently, makes
Shifted gears with full engaging cover type, during gearshift flexibly, reliably.Gearshift uses the formula of top cover 12, parts is isolated from the outside, dust
Enter equipment with other debris, while can also prevent mechanical wounding, promote production safety, facilitate maintenance to act on while playing.
Because also including fastener 14, top cover 12 is installed on casing by fastener 14, and fastener 14 is bolt, spiral shell
Bolt ridge is 3.98mm away from the largest outside diameter for 0.7mm, bolt, and the minimum outer diameter of bolt is 3.83mm.Bolt material is casting
Iron, convenient disassembly good using bolt and the fastening effect of pad 17.
Because also including sealing ring 15, gland 13 is provided with sealing ring 15, and sealing ring 15 is in annular shape, and sealing ring 15 is straight
Footpath is 8mm, and the thickness of sealing ring 15 is 3.5mm, and the material of sealing ring 15 is FLS fluorosioloxane rubber, and general temperature in use scope is -50
~200 DEG C, good sealing effect is played a role.
Because also including needle roller 16, needle roller 16 is mounted on inside low gear driven gear 8 and high gear driven gear 6, is rolled
Pin 16 is cylindrical, and the material of needle roller 16 is Q235 steel, equipped with needle roller 16, weares and teares small, can ensure performance for a long time.
Because also including pad 17, the right side of the second taper roll bearing 3 is provided with pad 17, and the material of pad 17 is carbon
Steel, the cross section of pad 17 is ring-shaped, and the thickness 3mm of pad 17, for the load thread of distribution, reduces the vibrations of device.
Embodiment described above only expresses preferred embodiment of the present utility model, and it describes more specific and detailed,
But therefore it can not be interpreted as the limitation to the utility model the scope of the claims.It should be pointed out that for the common of this area
For technical staff, without departing from the inventive concept of the premise, some deformations can also be made, improves and substitutes, these are all
Belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (6)
1. a kind of gearshift, it is characterised in that include housing (1), the first taper roll bearing (2), the second taper roller
Bearing (3), first rotating shaft (4), bonnet (5), high gear driven gear (6), tooth hub sleeve (7), low gear driven gear (8), second turn
Axle (9), shift fork (10), the single rocking arm (11) of gearshift, top cover (12) and gland (13), the interior bottom both sides of housing (1) are respectively equipped with the
One taper roll bearing (2) and the second taper roll bearing (3), the first taper roll bearing (2) and the second taper roll bearing
(3) first rotating shaft (4) is installed, the housing (1) close to the first taper roll bearing (2) is provided with bonnet (5), first turn between
Axle (4) is provided with high gear driven gear (6) and low gear driven gear (8), high gear driven gear (6) and low gear driven gear (8)
Between first rotating shaft (4) be provided with tooth hub sleeve (7), in housing (1) on be bolted with gland (13), gland (13) and housing (1)
Installed on madial wall and the single rocking arm (11) of gearshift is installed in the second rotating shaft (9), the second rotating shaft (9), single rocking arm (11) bottom of gearshift
Provided with shift fork (10), shift fork (10) is connected with tooth hub sleeve (7), and top cover (12) is with being removably mounted housing (1) top
Portion.
2. a kind of gearshift according to claim 1, it is characterised in that also include fastener (14), top cover (12)
It is installed on by fastener (14) on casing, fastener (14) is bolt, and bolt thread tooth is away from for 0.7mm, and the external diameter of bolt is most
Greatly 3.98mm, the minimum outer diameter of bolt is 3.83mm, and bolt material is cast iron.
3. a kind of gearshift according to claim 1, it is characterised in that also include sealing ring (15), gland (13)
Sealing ring (15) is provided with, sealing ring (15) is in annular shape, sealing ring (15) a diameter of 8mm, sealing ring (15) thickness
3.5mm, the material of sealing ring (15) is FLS fluorosioloxane rubber, and general temperature in use scope is -50~200 DEG C.
4. a kind of gearshift according to claim 1, it is characterised in that also include needle roller (16), low gear passive tooth
Needle roller (16) is mounted on inside wheel (8) and high gear driven gear (6), needle roller (16) is cylindrical, and the material of needle roller (16) is
Q235 steel.
5. a kind of gearshift according to claim 1, it is characterised in that also include pad (17), the rolling of the second circular cone
Pad (17) is provided with the right side of sub- bearing (3), the material of pad (17) is carbon steel, and the cross section of pad (17) is ring-shaped, pad
(17) thickness 3mm.
6. a kind of gearshift according to claim 1, it is characterised in that first rotating shaft (4) is cylindrical, first rotating shaft
(4) a diameter of 15mm, first rotating shaft (4) length is 35mm, and first rotating shaft (4) material is No. 45 steel, first rotating shaft (4) and first
Taper roll bearing (2) and the second taper roll bearing (3) interference are installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621022547.2U CN206409625U (en) | 2016-08-31 | 2016-08-31 | A kind of gearshift |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621022547.2U CN206409625U (en) | 2016-08-31 | 2016-08-31 | A kind of gearshift |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206409625U true CN206409625U (en) | 2017-08-15 |
Family
ID=59547652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621022547.2U Expired - Fee Related CN206409625U (en) | 2016-08-31 | 2016-08-31 | A kind of gearshift |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206409625U (en) |
-
2016
- 2016-08-31 CN CN201621022547.2U patent/CN206409625U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170815 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |