CN202621938U - Double speed spindle box - Google Patents
Double speed spindle box Download PDFInfo
- Publication number
- CN202621938U CN202621938U CN 201220267203 CN201220267203U CN202621938U CN 202621938 U CN202621938 U CN 202621938U CN 201220267203 CN201220267203 CN 201220267203 CN 201220267203 U CN201220267203 U CN 201220267203U CN 202621938 U CN202621938 U CN 202621938U
- Authority
- CN
- China
- Prior art keywords
- gear
- gear shaft
- shaft
- spindle box
- double speed
- 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
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- Gear-Shifting Mechanisms (AREA)
- Structure Of Transmissions (AREA)
Abstract
The utility model relates to a double speed spindle box which comprises a motor and a spindle, and further comprises a first gear shaft and a second gear shaft. The motor is connected with the first gear wheel in a transmission mode, the first gear shaft is connected with the second gear shaft in a transmission mode, the second gear shaft is connected with the spindle in a transmission mode through two groups of gear sets with different speed ratios, and the second gear shaft is further connected with an automatic gear shifting device. By adopting the automatic gear shifting device, the double speed spindle box is convenient to operate, and equipment stability and reliability are good.
Description
Technical field
The utility model relates to main spindle box, particularly relates to a kind of double speed main spindle box of variable-ratio.
Background technology
People adopt the reductor speed change to reduce rotating speed usually and increase driving torque, the main spindle box of some main equipments such as heavy duty machine tools and gearbox, and standing have top gear, different gears of bottom gear, to adapt to on-the-spot user demand.Existing double speed shaft transmission all is to use gearshift manually, is not easy to frequent operation, poor reliability.
The utility model content
The utility model technical problem to be solved provides a kind of double speed main spindle box that has automatic gear shift apparatus.
The technical scheme that the utility model solves the problems of the technologies described above is following: a kind of double speed main spindle box; Comprise motor, main shaft; Also comprise first gear shaft, second gear shaft, said motor and said first gear shaft are in transmission connection, and said first gear shaft and said second gear shaft are in transmission connection; Said second gear shaft is connected with said spindle through two groups of different gear trains of speed ratio, and said second gear shaft also links to each other with an automatic gear shift apparatus.
Further, said two groups of different gear trains of speed ratio comprise the 4th gear, the 5th gear that second gear, the 3rd gear and said main shaft that second gear shaft is provided with are provided with; Distance between said second gear, said the 3rd gear is different with distance between said the 4th gear, said the 5th gear; Said distance makes said the 3rd gear and said the 4th gear disengaging engagement when said second gear and said the 5th gears engaged the time, said second gear and said the 5th gear disengaging engagement in the time of said the 3rd gear and said the 4th gears engaged.
Further; Said automatic gear shift apparatus comprises bearing handle, cylinder; One end of said bearing handle links to each other with the piston rod of said cylinder; The other end of said bearing handle links to each other with said second gear shaft, and the piston rod of said cylinder stretches to drive said bearing handle and promote said second gear shaft and moves vertically.
Further, being provided with driving belt, belt wheel between said motor and said first gear shaft, said motor drives said first gear shaft through belt transmissioning mode and rotates.
Further, said first gear shaft is provided with first gear, and said first gear shaft is in transmission connection through said first gear and said second gear shaft.
Further, be provided with driving belt, belt wheel between said motor and said first gear shaft, said motor drives said first gear shaft through belt transmissioning mode and rotates.
Further, said first gear shaft is provided with first gear, and said first gear shaft is in transmission connection through said first gear and said second gear shaft.
Further, said first gear shaft is provided with first gear, and said first gear shaft is in transmission connection through said first gear and said second gear shaft.
The beneficial effect of the utility model is: the utility model adopts automatic gear shift apparatus, when the double speed main spindle box switches between two speed reducing ratio, only needs button control can realize self shifter.Operation is convenient, stabilization of equipment performance and good reliability.
Description of drawings
Fig. 1 is the utility model cross-sectional view;
Fig. 2 is the utility model first gear shaft and the second gear shaft position enlarged diagram;
Fig. 3 is the automatic gear shift apparatus profile of the utility model.
In the accompanying drawing, the list of parts of each label representative is following:
1, motor, 2, driving belt, 3, first gear, 4, second gear, the 5, the 3rd gear; 6, the 4th gear, the 7, the 5th gear, 8, main shaft, 9, cylinder, 10, the bearing handle; 11, first gear shaft, 12, second gear shaft, 13, first belt wheel, 14, second belt wheel
The specific embodiment
Below in conjunction with accompanying drawing the principle and the characteristic of the utility model are described.
Like Fig. 1, shown in Figure 2; A kind of double speed main spindle box comprises motor 1, driving belt 2, first gear 3, second gear 4, the 3rd gear 5, the 4th gear 6, the 5th gear 7, main shaft 8, cylinder 9, bearing handle 10, first gear shaft 11, second gear shaft 12, first belt wheel 13, second belt wheel 14.
Be provided with first gear shaft 11, second gear shaft, 12, the first gear shafts between motor 1 and the main shaft 8 and be provided with first gear, 3, the second gear shafts 12 and be provided with second gear 4, the 3rd gear 5, main shaft 8 is provided with the 4th gear 6, the 5th gear 7.Motor 1 drives first gear shaft 11 and rotates through driving belt 2, first belt wheel 13, second belt wheel 14; Second gear, 4 engagements on first gear 3 on first gear shaft 11 and second gear shaft 12; Making first gear shaft 11 drive second gear shaft 12 rotates; Distance between second gear 4, the 3rd gear 5 is different with distance between the 4th gear 6, the 5th gear 7; This distance makes when second gear 4 the 3rd gear 5 and the 4th gear 6 disengaging engagements with 7 engagements of the 5th gear the time, second gear 4 and the 5th gear 7 disengaging engagements when the 3rd gear 5 and the 4th gear 6 mesh.The speed ratio of second gear 4, the 5th gear 7 is different with the speed ratio of the 3rd gear 5, the 4th gear 6.
As shown in Figure 3, described automatic gear shift apparatus can adopt following structure: comprise cylinder 9, bearing handle 10, the piston rod of cylinder 9 is connected with an end of bearing handle 10, and the other end of bearing handle 10 is installed on second gear shaft 12.Can be through button control cylinder 9 action, the piston rod of cylinder 9 promotes bearing handle 10 and then drives second gear shaft 12 move vertically, makes that the gear train with different speed ratios is meshing with each other between second gear shaft 12 and the main shaft 8, thus the realization self shifter.
When the piston rod of cylinder 9 stretches out; The 3rd gear 5 and 6 engagements of the 4th gear; Second gear 4 and the 5th gear 7 break away from engagement; Power drives main shaft 8 rotations through motor 1, driving belt 2, first gear shaft 11, first gear 3, second gear 4, second gear shaft 12, the 3rd gear 5, the 4th gear 6, realizes a speed reducing ratio;
When the piston rod of cylinder 9 is retreated; Second gear 4 and 7 engagements of the 5th gear; The 3rd gear 5 and the 4th gear 6 break away from engagement; Power drives main shaft 8 rotations through motor 1, driving belt 2, first gear shaft 11, first gear 3, second gear 4, the 5th gear 7, realizes another speed reducing ratio;
The above is merely the preferred embodiments of the utility model; Not in order to restriction the utility model; All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Claims (8)
1. double speed main spindle box; Comprise motor, main shaft, it is characterized in that, also comprise first gear shaft, second gear shaft; Said motor and said first gear shaft are in transmission connection; Said first gear shaft and said second gear shaft are in transmission connection, and said second gear shaft is connected with said spindle through two groups of different gear trains of speed ratio, and said second gear shaft also links to each other with an automatic gear shift apparatus.
2. double speed main spindle box according to claim 1 is characterized in that, said two groups of different gear trains of speed ratio comprise the 4th gear, the 5th gear that second gear, the 3rd gear and said main shaft that second gear shaft is provided with are provided with; Distance between said second gear, said the 3rd gear is different with distance between said the 4th gear, said the 5th gear; Said distance makes said the 3rd gear and said the 4th gear disengaging engagement when said second gear and said the 5th gears engaged the time, said second gear and said the 5th gear disengaging engagement in the time of said the 3rd gear and said the 4th gears engaged.
3. double speed main spindle box according to claim 1 and 2; It is characterized in that; Said automatic gear shift apparatus comprises bearing handle, cylinder; One end of said bearing handle links to each other with the piston rod of said cylinder, and the other end of said bearing handle links to each other with said second gear shaft, and the piston rod of said cylinder stretches to drive said bearing handle and promote said second gear shaft and moves vertically.
4. double speed main spindle box according to claim 3 is characterized in that, is provided with driving belt, belt wheel between said motor and said first gear shaft, and said motor drives said first gear shaft through belt transmissioning mode and rotates.
5. double speed main spindle box according to claim 3 is characterized in that, said first gear shaft is provided with first gear, and said first gear shaft is in transmission connection through said first gear and said second gear shaft.
6. double speed main spindle box according to claim 1 and 2 is characterized in that, is provided with driving belt, belt wheel between said motor and said first gear shaft, and said motor drives said first gear shaft through belt transmissioning mode and rotates.
7. double speed main spindle box according to claim 6 is characterized in that, said first gear shaft is provided with first gear, and said first gear shaft is in transmission connection through said first gear and said second gear shaft.
8. double speed main spindle box according to claim 1 and 2 is characterized in that, said first gear shaft is provided with first gear, and said first gear shaft is in transmission connection through said first gear and said second gear shaft.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220267203 CN202621938U (en) | 2012-06-07 | 2012-06-07 | Double speed spindle box |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220267203 CN202621938U (en) | 2012-06-07 | 2012-06-07 | Double speed spindle box |
Publications (1)
Publication Number | Publication Date |
---|---|
CN202621938U true CN202621938U (en) | 2012-12-26 |
Family
ID=47375181
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 201220267203 Expired - Fee Related CN202621938U (en) | 2012-06-07 | 2012-06-07 | Double speed spindle box |
Country Status (1)
Country | Link |
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CN (1) | CN202621938U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103286330A (en) * | 2013-06-20 | 2013-09-11 | 苏州工业职业技术学院 | Variable transmission system of numerically controlled lathe |
-
2012
- 2012-06-07 CN CN 201220267203 patent/CN202621938U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103286330A (en) * | 2013-06-20 | 2013-09-11 | 苏州工业职业技术学院 | Variable transmission system of numerically controlled lathe |
CN103286330B (en) * | 2013-06-20 | 2016-07-06 | 苏州工业职业技术学院 | A kind of variable ratio drive system of numerically controlled lathe |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121226 Termination date: 20140607 |