CN204253830U - A kind of gear mechanism - Google Patents
A kind of gear mechanism Download PDFInfo
- Publication number
- CN204253830U CN204253830U CN201420483790.9U CN201420483790U CN204253830U CN 204253830 U CN204253830 U CN 204253830U CN 201420483790 U CN201420483790 U CN 201420483790U CN 204253830 U CN204253830 U CN 204253830U
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- CN
- China
- Prior art keywords
- connecting rod
- gear
- driving lever
- speed change
- shifting block
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- Expired - Fee Related
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Abstract
The utility model relates to a kind of farm machinery drive mechanism, is specially a kind of gear mechanism.Solve the direct connectivity problem between the engage a gear bar of Motor Vehicle and gearbox.Structure comprises operator cabin, gearbox, and bindiny mechanism; High low speed operating stem is provided with in operator cabin, variable speed operation bar, described high low speed connecting rod is directly connected with the high low speed driving lever of gearbox by bindiny mechanism, speed change connecting rod pass through bindiny mechanism direct with the two stage speed change driving lever in gearbox, three and reverse gear level speed change driving lever be connected.Compared with existing apparatus, the utility model employs the gear bindiny mechanism directly connected, and is Hard link, and structure is simple, and operation is very reliable, easy to maintenance, and cost reduces.
Description
Technical field
The utility model relates to a kind of farm machinery drive mechanism, is specially a kind of gear mechanism.
Background technique
Along with the development of China's agricultural, mechanization degree is more and more higher, and various agricultural machinery is widely used in the links of agricultural production.Such as Bundling machine, by the straw harvesting in field and bundling, then can export the contracted affreightment after bundling and goes, very convenient and practical.Bundling machine can be walked certainly, can drive.Can operate all functions of Bundling machine at operator cabin, the gearbox (Zhejiang Haitian Machinery Co., Ltd.) of Bundling machine has two shelves of walking, and is respectively a high bottom gear, four gears (1,4; 2,5; 3,6; Reverse gear), realize the switching between 1-6 shelves and reverse gear by the combination of high bottom gear and gear.This kind of gearbox designs is simple, and cost is low, and maintenance easily, is particularly suitable for farm machinery and uses.The gear mechanism being positioned at operator cabin comprises two engage a gear bars, and engage a gear bar is connected with gearbox by engage a gear flexible connecting line, and such as 201120373454.5; The benefit of the structure of this flexible connecting line is that the relative position between operator cabin and gearbox is relatively more flexible, can control gearbox flexibly, not by the restriction of other structures by the connecting line be flexible coupling.Shortcoming is that this soft connecting mechanism fault is more, often occurs hanging situation about not performing.
After research, claimant finds that the operator cabin of this Bundling machine is just in time positioned at upper part of gear box, and does not have obstacle in space between operator cabin and gearbox.Therefore be necessary to improve its Placement.
Summary of the invention
The utility model, in order to solve the direct connectivity problem between the engage a gear bar of Motor Vehicle and gearbox, provides a kind of gear mechanism.
The technical solution of the utility model is, a kind of gear mechanism, and structure comprises operator cabin, gearbox, and bindiny mechanism; High low speed operating stem is provided with, variable speed operation bar, and drive sleeve in operator cabin; In gearbox, be provided with gear teeth wheels and speed change driving lever, speed change driving lever has three, is respectively high low speed driving lever, a two stage speed change driving lever, and three and reverse gear level speed change driving lever, gear shift cover is provided with high low speed gear hole, two speed change gear hole; The high low gear of described bottom plate of driving cab is provided with high and low shift operating handle, speed change gear is provided with gear operating handle, high low speed connecting rod is provided with in high and low shift operating handle lower end, gear operating handle has speed change connecting rod, speed change connecting rod has two, be respectively a second gear connecting rod, three and reverse gear connecting rod; Described high low speed connecting rod is directly connected with the high low speed driving lever of gearbox by bindiny mechanism, speed change connecting rod pass through bindiny mechanism direct with the two stage speed change driving lever in gearbox, three and reverse gear level speed change driving lever be connected.
Be provided with two plectrums in described drive sleeve, be provided with groove in the middle part of plectrum, and groove location is relative, variable speed operation bar is between the groove of plectrum; The plectrum in described left side is connected with a second gear connecting rod, and the plectrum on right side is connected with three and reverse gear connecting rod;
High low speed connecting rod connects the high low speed driving lever in gearbox by linkage structure, and bindiny mechanism comprises, shifting block, shifting block bull stick, connecting rod one, connecting rod two, connecting rod three, described shifting block is connected on high low speed driving lever, and shifting block connects shifting block bull stick, shifting block bull stick, connecting rod one, connecting rod two, connecting rod three connects successively, and the convex axle of described connecting rod one passes the high low speed gear hole of gearbox cover plate, and connecting rod three is connected with high low speed connecting rod;
One second gear connecting rod, three and reverse gear connecting rod connected a two stage speed change driving lever in gearbox, three and reverse gear level speed change driving lever respectively by linkage structure; Bindiny mechanism comprises, shifting block, shifting block bull stick, connecting rod one, described shifting block be connected to a two stage speed change driving lever and three and reverse gear level speed change driving lever on, shifting block connects shifting block bull stick, and shifting block bull stick, connecting rod one connect successively, the convex axle of described connecting rod one through the speed change gear hole of gearbox cover plate, connecting rod one respectively with second gear connecting rod, three and reverse gear level speed change driving lever be connected;
Described block-dialing structure comprises block, and be provided with perforation and positioning shaft in the middle part of block, block is provided with spill allocating slot, is driving lever, and is fixed by positioning shaft in described perforation; Described connecting rod one structure comprises connecting plate, is convex shaft portion below connecting plate one end, is coupling shaft above the other end, and convex shaft portion is also connected with shifting block bull stick through gearbox cover plate.
Compared with existing apparatus, the utility model employs the gear bindiny mechanism directly connected, and is Hard link, and structure is simple, and operation is very reliable, easy to maintenance, and cost reduces.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is bindiny mechanism's structural representation one (on the upside of gear shift cover);
Fig. 3 is bindiny mechanism's structural representation two (this inside of gearbox);
Fig. 4 is the structural drawing of connecting rod one;
Fig. 5 is drive sleeve and plectrum structural drawing;
Fig. 6 is block-dialing structure figure;
Fig. 7 is the plan view of shifting block;
Fig. 8 is the structural representation of gear shift cover;
In figure: 1-variable speed operation bar, 2-drive sleeve, 3-mono-second gear connecting rod, 3.1-tri-and reverse gear connecting rod, 4-shifting block, 4.1-shifting block bull stick, 5-shifting block, 5.1-shifting block bull stick, 6-shifting block, 6.1-shifting block bull stick, 7-tri-and reverse gear level speed change driving lever, 8-mono-two stage speed change driving lever, 9-height low speed driving lever, 10-gearbox, 11-height low speed connecting rod, 12-bottom plate of driving cab, 13-height low speed operating stem, 14-gear shift cover, 15-connecting rod one, 16-connecting rod one, 17-connecting rod one, 18 connecting rods two, 19-connecting rod three, 20-plectrum, 21-plectrum, 22-positioning shaft, 23-block, 24-spill allocating slot, 25-bores a hole.
Embodiment
As schematically shown in Figure 1, a kind of gear mechanism, structure comprises operator cabin, gearbox 10, and bindiny mechanism; High low speed operating stem 13 is provided with, variable speed operation bar 1 in operator cabin, and drive sleeve 2; In gearbox 10, be provided with gear teeth wheels and speed change driving lever, speed change driving lever has three, is respectively high low speed driving lever 9, two stage speed change driving lever 8, three and reverse gear level speed change driving lever 7; All driving levers drive the gear train of bottom respectively, realize high and low shift and form into one, two, three, four, five, six and reverse gear with gear.
The gear shift cover 14 of gearbox 10 is provided with high low speed gear hole A, two speed change gear hole B, C(are as schematically shown in Figure 8), the high low gear of the bottom plate of driving cab 12 of described operator cabin is provided with high and low shift operating handle 13, speed change gear is provided with gear operating handle 1, be provided with high low speed connecting rod 11 in high and low shift operating handle 13 lower end, gear operating handle 1 has speed change connecting rod, and speed change connecting rod has two, be respectively second gear connecting rod 3, three and a reverse gear connecting rod 3.1;
As schematically shown in Figure 5, be provided with two plectrums, be provided with groove in the middle part of plectrum in described drive sleeve, and groove location is relative, variable speed operation bar 1 is between the groove of plectrum.The plectrum 21 in described left side is connected with a second gear connecting rod 3, and the plectrum 20 on right side is connected with three and reverse gear connecting rod 3.1,
By vacillating now to the left, now to the right of variable speed operation bar, make variable speed operation bar 1 respectively with the plectrum on the left side or the plectrum clamping on the right, thus realize the motion that variable speed operation bar 1 drives a second gear connecting rod 3, three and reverse gear connecting rod 3.1.
Anticipate as shown in Figure 2,3, high low speed connecting rod 11 connects the high low speed driving lever 9 in gearbox by linkage structure, and bindiny mechanism comprises, shifting block 6, shifting block bull stick 6.1, connecting rod 1, connecting rod 2 18, connecting rod 3 19; Described shifting block 6 is connected on high low speed driving lever 9, and shifting block 6 connects shifting block bull stick 6.1, shifting block bull stick 6.1, connecting rod 1, connecting rod 2 18, connecting rod 3 19 connects successively, and the convex axle of described connecting rod 1 passes the high low speed gear hole of gearbox cover plate, and connecting rod 3 19 is connected with high low speed connecting rod 11; So, high and low shift operating handle 13 rotates, and drives high low speed connecting rod 11 to rotate, drivening rod 3 19 again, connecting rod 2 18, connecting rod 1 rotates together, finally make shifting block bull stick 6.1 rotate and drive shifting block 6 to move together with high low speed driving lever 9, realizing gear change.
One second gear connecting rod 3 connects the two stage speed change driving lever 8 in gearbox by linkage structure, bindiny mechanism comprises, shifting block 5, shifting block bull stick 5.1, connecting rod 1, described shifting block 5 is connected on a two stage speed change driving lever 8, shifting block 5 connects shifting block bull stick 5.1, shifting block bull stick 5.1, connecting rod 1 connect successively, and the convex axle of described connecting rod 1 passes a second gear speed change gear hole of gearbox cover plate, and connecting rod 1 is connected with a second gear connecting rod 3; So, a second gear connecting rod about 3, drivening rod 1 rotates, and finally makes shifting block bull stick 5.1 rotate and drives shifting block 5 to move together with a two stage speed change driving lever 8, realizing gear change.
Three and reverse gear connecting rod 3.1 connected three and reverse gear level speed change driving lever 7 in gearbox by linkage structure, bindiny mechanism comprises, shifting block 4, shifting block bull stick 4.1, connecting rod 1, described shifting block 4 is connected on three and reverse gear level speed change driving lever 7, shifting block 4 connects shifting block bull stick 4.1, shifting block bull stick 4.1, connecting rod 1 connect successively, and the convex axle of described connecting rod 1 passes three and reverse gear speed change gear hole of gearbox cover plate, and connecting rod 1 is connected with three and reverse gear connecting rod 3.1; So, three and reverse gear connecting rod about 3.1, drivening rod 1 rotates, and finally makes shifting block bull stick 4.1 rotate and drives shifting block 4 to move together with three and reverse gear level speed change driving lever 7, realizing gear change.
Anticipate as shown in Figure 6,7, described shifting block (4,5,6) structure comprises block 23, perforation 25 and positioning shaft 22 is provided with in the middle part of block 23, shifting block 23 is provided with spill allocating slot 24, is driving lever in described perforation, and is fixed by positioning shaft 22, then one end of shifting block bull stick (4.1,5.1,6.1) is positioned at spill allocating slot, the termination of shifting block bull stick is circular arc, can rotate in spill allocating slot, and being swung by rotation shifting block bull stick makes shifting block drive driving lever motion.
As schematically shown in Figure 4, described connecting rod one (15,16,17) structure comprises connecting plate, it is convex shaft portion below connecting plate one end, it is coupling shaft above the other end, convex shaft portion is through the high low speed gear hole A of gearbox cover plate, and two speed change gear hole B, C are also connected with the shifting block bull stick of relevant position.
Claims (5)
1. a gear mechanism, structure comprises operator cabin, gearbox (10), and bindiny mechanism; High low speed operating stem (13) is provided with, variable speed operation bar (2) in operator cabin, and drive sleeve (2); In gearbox (10), be provided with gear teeth wheels and speed change driving lever, speed change driving lever has three, is respectively high low speed driving lever (9), one two stage speed change driving lever (8), three and reverse gear level speed change driving lever (7), gear shift cover (14) is provided with high low speed gear hole, two speed change gear hole; It is characterized in that:
The high low gear of described bottom plate of driving cab (12) is provided with high and low shift operating handle (13), speed change gear is provided with gear operating handle (1), high low speed connecting rod (11) is provided with in high and low shift operating handle (13) lower end, gear operating handle (1) has speed change connecting rod, speed change connecting rod has two, be respectively a second gear connecting rod (3), three and reverse gear connecting rod (3.1);
Described high low speed connecting rod (11) is directly connected (9) with the high low speed driving lever of gearbox by bindiny mechanism, speed change connecting rod by bindiny mechanism directly with the two stage speed change driving lever (8) in gearbox, three and reverse gear level speed change driving lever (7) be connected.
2. gear mechanism according to claim 1, is characterized in that:
Be provided with two plectrums in described drive sleeve (2), be provided with groove in the middle part of plectrum, and groove location is relative, variable speed operation bar is between the groove of plectrum; The plectrum (21) in described left side is connected with a second gear connecting rod (3), and the plectrum (20) on right side is connected with three and reverse gear connecting rod (3.1).
3. gear mechanism according to claim 1, is characterized in that:
High low speed connecting rod connects the high low speed driving lever in gearbox by linkage structure, and bindiny mechanism comprises, shifting block, shifting block bull stick, connecting rod one, connecting rod two, connecting rod three; Described shifting block is connected on high low speed driving lever, and shifting block connects shifting block bull stick; Shifting block bull stick, connecting rod one, connecting rod two, connecting rod three connects successively; The convex axle of described connecting rod one passes the high low speed gear hole of gearbox cover plate, and connecting rod three is connected with high low speed connecting rod;
One second gear connecting rod, three and reverse gear connecting rod connected a two stage speed change driving lever in gearbox, three and reverse gear level speed change driving lever respectively by linkage structure; Bindiny mechanism comprises, shifting block, shifting block bull stick, connecting rod one; Described shifting block be connected to a two stage speed change driving lever and three and reverse gear level speed change driving lever on, shifting block connects shifting block bull stick; Shifting block bull stick, connecting rod one connect successively, the convex axle of described connecting rod one through the speed change gear hole of gearbox cover plate, connecting rod one respectively with second gear connecting rod, three and reverse gear level speed change driving lever be connected.
4. gear mechanism according to claim 3, it is characterized in that: described block-dialing structure comprises block (23), block (23) middle part is provided with perforation (25) and positioning shaft (22), shifting block is provided with spill allocating slot (24), be driving lever in described perforation (25), and fixed by positioning shaft (22).
5. gear mechanism according to claim 3, is characterized in that: described connecting rod one structure comprises connecting plate, is convex shaft portion below connecting plate one end, is coupling shaft above the other end, and convex shaft portion is also connected with shifting block bull stick through gearbox cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420483790.9U CN204253830U (en) | 2014-08-26 | 2014-08-26 | A kind of gear mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420483790.9U CN204253830U (en) | 2014-08-26 | 2014-08-26 | A kind of gear mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204253830U true CN204253830U (en) | 2015-04-08 |
Family
ID=52958139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420483790.9U Expired - Fee Related CN204253830U (en) | 2014-08-26 | 2014-08-26 | A kind of gear mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204253830U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104196993A (en) * | 2014-08-26 | 2014-12-10 | 绛县星源工贸有限公司 | Gear shifting mechanism |
-
2014
- 2014-08-26 CN CN201420483790.9U patent/CN204253830U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104196993A (en) * | 2014-08-26 | 2014-12-10 | 绛县星源工贸有限公司 | Gear shifting mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 044000 Dong Feng Village, Jiang County, Yuncheng City, Shanxi Province Patentee after: Jiang Xian Xingyuan Technology Co., Ltd. Address before: 043607 Dong Feng Village, Jiang County, Yuncheng City, Shanxi Province Patentee before: JIANGXIAN XINGYUAN INDUSTRY AND TRADE CO., LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150408 Termination date: 20200826 |