CN210106564U - Integrated automatic pneumatic gear selecting and shifting actuating mechanism - Google Patents
Integrated automatic pneumatic gear selecting and shifting actuating mechanism Download PDFInfo
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- CN210106564U CN210106564U CN201920034177.1U CN201920034177U CN210106564U CN 210106564 U CN210106564 U CN 210106564U CN 201920034177 U CN201920034177 U CN 201920034177U CN 210106564 U CN210106564 U CN 210106564U
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Abstract
The embodiment of the utility model discloses an integrated automatic pneumatic gear selecting and shifting actuating mechanism, which comprises a position selecting cylinder, a gear shifting arm, a position selecting guide sleeve, a position selecting crank arm component and a slip ring; the position selecting cylinder pushes the position selecting guide sleeve in the horizontal direction, the tail end of a cylinder piston rod of the cylinder piston is connected with the position selecting guide sleeve, and the position selecting guide sleeve is driven to horizontally displace through the displacement of the cylinder piston rod; the position selecting guide sleeve drives the position selecting crank arm assembly to generate rotary motion, and drives the slip ring to realize the position selecting movement of the gear shifting shaft guide shaft the utility model provides a reliability and the automated control of selecting shifting have taken into account the high efficiency and the high power density's of mechanical transmission, optimize the usage space, have avoided numerous and diverse people to manual operation to the low-oil consumption low-cost economic nature of manual transmission has been continued.
Description
Technical Field
The utility model belongs to mechanical gearbox field, more specifically relate to a pneumatic selection actuating mechanism that shifts.
Background
An Automatic Mechanical Transmission (AMT) is an upgraded product based on a traditional fixed shaft type manual mechanical transmission, inherits the characteristics of high efficiency and high power density of a mechanical fixed shaft type transmission, and simultaneously realizes a high-reliability automatic gear shifting control function. In other words, the automatic mechanical gearbox realizes automatic speed change control, reduces the operation intensity of a driver, and continues the characteristics of low oil consumption and low cost of the manual transmission.
The gear selecting and shifting actuating mechanism assembly is a main actuating mechanism for automatic gear shifting control, is a key component for realizing automatic gear shifting control of the gearbox, and adopts a high-pressure gas driven gear selecting and shifting actuating mechanism as a core technology of the patent.
SUMMERY OF THE UTILITY MODEL
1. The purpose of the utility model is to provide a novel water-saving device.
The utility model provides a pneumatic selection actuating mechanism that shifts promotes the degree of automation of selecting the reliability of shifting and operation.
2. The utility model adopts the technical proposal.
The utility model discloses a pneumatic gear shifting system, which comprises a position selecting cylinder, a gear shifting arm, a position selecting guide sleeve, a position selecting crank arm component and a slip ring; the position selecting cylinder pushes the position selecting guide sleeve in the horizontal direction, the tail end of a cylinder piston rod of the cylinder piston is connected with the position selecting guide sleeve, and the position selecting guide sleeve is driven to horizontally displace through the displacement of the cylinder piston rod; the position selecting guide sleeve drives the position selecting crank arm assembly to rotate, and drives the slip ring to realize position selecting movement of the gear shifting shaft guide shaft.
More preferably, the gear selecting and shifting guide sleeve is provided with a circular groove matched with the circular head of the crank arm assembly, the circular head of the crank arm is embedded in the circular groove of the position selecting guide sleeve, the circular head of the crank arm can relatively rotate in the circular groove of the position selecting guide sleeve, the horizontal displacement of the position selecting guide sleeve drives the crank arm assembly to rotate along the crank arm rotating shaft, and the position selecting crank arm assembly drives the gear shifting arm to complete gear shifting actions in the gear shifting process.
More preferably, the upper part of the position selecting cylinder is connected with two electromagnetic valves for driving and setting the gear selecting position.
More preferably, the position selecting guide sleeve is provided with two through holes, and a position selecting deflector rod of the position selecting sensor and a piston of the position selecting cylinder are vertically arranged; two vertical holes are also arranged for filling lubricating grease and installing the position selecting guide shaft respectively; driven by the position selecting guide shaft and pushes the position selecting crank arm assembly to move.
More preferably, one end of the gear shifting arm is connected with the sliding ring, the other end of the gear shifting arm is in contact with the gear shifting guide sleeve, and the gear shifting arm is pushed by the gear shifting guide sleeve to be stressed to generate displacement, so that gear selecting operation of the gear shifting shaft is completed.
More preferably, the position selecting guide shaft is a T-shaped moving shaft, the tail end of the T shape is of a flat structure, the moving shaft is a cylindrical shaft, the tail end of the moving shaft is connected with the mechanism box body, and the position selecting guide shaft is connected with the position selecting guide sleeve close to the tail end of the T shape and used for limiting the left-right displacement of the position selecting guide sleeve and ensuring the accuracy of the completion of the position selecting operation.
More preferably, the position selecting sensor is close to the position selecting cylinder and is provided with a position selecting sensor shifting fork and a position selecting shifting rod. During assembly, a position selection deflector rod of the position selection sensor is inserted into a corresponding hole of the position selection guide sleeve, and position selection information can be captured when the position selection cylinder acts.
More preferably, one end of the position selecting crank arm assembly is connected with the position selecting guide sleeve, the other end of the position selecting crank arm assembly is located in the middle groove of the sliding ring, and the position selecting operation is achieved by pulling the gear shifting shaft through contact with the wall of the sliding ring groove.
More preferably, emergent gear shifting head one end passes through screw zonulae occludens with the sliding ring, and one end is unsettled, and accessible pulling is emergent gear shifting head unsettled end and is accomplished emergent gear shifting operation during the condition of promptly shifting.
3. The utility model discloses produced technological effect.
(1) The utility model discloses integrated automatic pneumatics selects actuating mechanism that shifts has solved the problem that electronic selection gearshift power is not enough, selects the power of shifting to be not less than 2700Nm at the biggest, can satisfy the gearbox operation needs of shifting.
(2) The utility model discloses integrated automatic pneumatics selects actuating mechanism that shifts directly adopts the air after filtering, drying, has solved the inherent seepage of hydraulic oil and the rotten problem of hydraulic oil of hydraulic drive selection gearshift, has not only simplified the seal structure design, has cancelled the requirement of periodic maintenance moreover, has improved system reliability and economic nature.
(3) The utility model discloses integrated automatic pneumatic selection actuating mechanism that shifts can effectively reduce the dependency to external environment factor, does not receive the region restriction, and application scope is wide.
(4) The utility model discloses integrated automatic pneumatic gas circuit design of selecting actuating mechanism that shifts: the position selection cylinder can effectively ensure the accurate control of the position selection stroke; the gear shifting cylinder adopts a large-stroke design, and can meet the requirements of large stroke and multiple positioning.
(5) The utility model discloses select a position cylinder, shift cylinder integration manufacturing, select a position cylinder and shift cylinder and adopt the cast mode of integration, process into a whole, can effectively guarantee to select position, shift control's cooperativity and accuracy nature, can reduce assembly, maintenance link simultaneously, be convenient for installation and maintenance.
(6) The utility model discloses a built-in gas circuit design only sets up an air inlet, and no trachea exposes (except reserving the outer drive gas circuit), can effectively reduce the gas leakage point, can effectively improve system reliability, and the system is sealed only to lean on the sealing washer can realize well sealedly, and seal structure is simple.
(7) The position selection control adopts a position selection cylinder to drive a crank arm assembly, and then the arm assembly shifts a slip ring to realize the position selection movement of the gear shifting shaft.
(8) The utility model discloses the position that crank arm subassembly and sliding ring are connected has taken rotatable slider design, and this structure can satisfy crank arm subassembly and stir the sliding ring and realize the demand that the selector shaft realized selecting the position, also can avoid the in-process selector shaft that shifts to drive the sliding ring and rotate and the influence that leads to the fact crank arm subassembly.
Drawings
FIG. 1 is a perspective view of an integrated automated pneumatic shift selection actuator.
FIG. 2 is a schematic diagram of an integrated automated pneumatic shift selection actuator.
FIG. 3 is a diagram of an integrated automated pneumatic shift selection execution mechanism.
Fig. 4 is a structural view of a positioning actuator.
FIG. 5 is a cross-sectional view of the positioning actuator.
Fig. 6 is a block diagram of the integrated automated pneumatic shift actuator position selection crank arm assembly 14.
FIG. 7 is a front view of the integrated automated pneumatic gearshift actuator.
FIG. 8 is a right side view of the integrated automated pneumatic gearshift actuator.
FIG. 9 is a top view of an integrated automated pneumatic gear selection and shift actuator.
FIG. 10 is a B-B cross-sectional view of the integrated automated pneumatic gearshift actuator assembly 7.
FIG. 11 is a cross-sectional view A-A of the integrated automated pneumatic shift selection actuator mechanism of FIG. 7.
FIG. 12 is a C-C cross sectional view of the integrated automated pneumatic shift selection actuation mechanism of FIG. 8.
Fig. 13 is a structural view of the crank arm shaft 13 of the integrated automatic pneumatic gear selecting and shifting actuator.
Fig. 14 is a block diagram of the slip ring 15 integrated with the automated pneumatic gearshift actuator.
Fig. 15 shows a construction of a shift guide sleeve 5 integrated with an automated pneumatic shift actuator.
Description of reference numerals:
the automatic gear shifting device comprises a pneumatic gear shifting executing mechanism (A), a position selecting cylinder (1), an electromagnetic valve (2), a gear shifting guide shaft (3), a gear shifting arm (4), a gear shifting guide sleeve (5), a position selecting sensor (6), a position selecting guide sleeve (7), a position selecting guide shaft (8), a gear shifting sensor (9), an emergency gear shifting head (10), a mechanism box body (11), a gear shifting cylinder (12), a crank arm rotating shaft (13), a position selecting crank arm assembly (14), a sliding ring (15), a sensor gear shifting fork (16), a position selecting shift lever (17), a positioning bottom plate (18), a gear shifting lever (19), a gear shifting shaft (20) and a cylinder piston (21).
Detailed Description
Example 1
Electric solenoid valve-pneumatic cylinder-mechanical transmission, manual emergency.
All the systems are closely matched to form an integrated technical scheme. The specific implementation mode comprises the following steps: the pneumatic gear shifting system comprises a pneumatic position selecting system, an intermediate mechanical transmission system and a pneumatic gear shifting system.
As shown in fig. 1, the utility model discloses an integrated automatic pneumatic selection actuating mechanism that shifts, including pneumatic position selecting system, middle transmission system, pneumatic shift system:
pneumatic position selecting system: the position selecting device comprises a position selecting sensor 6, a position selecting guide sleeve 7, a position selecting guide shaft 8, an electromagnetic valve 2 and a position selecting cylinder 1;
the upper part of the position selecting cylinder 1 is connected with two electromagnetic valves 2, the tail end of a cylinder piston rod of a cylinder piston 21 is connected with the position selecting guide sleeve 7, and the position selecting guide sleeve 7 is driven to horizontally displace through the displacement of the cylinder piston rod.
As shown in fig. 4-5, the position selecting guide sleeve 7 is a special-shaped mechanism, two vertical through holes are respectively used for installing a position selecting shift lever of the position selecting sensor 6 and a piston part of the position selecting cylinder 1, and two vertical holes are respectively used for filling lubricating grease and installing a position selecting guide shaft 8, are driven by the position selecting guide shaft 8 during working and push the position selecting crank arm assembly 14 to move;
the position selecting guide shaft 8 is a T-shaped moving shaft, the tail end of the T shape is of a flat structure, and the moving shaft is a cylindrical optical axis. The detailed structure is shown in fig. 8. The cylindrical tail end of the positioning guide shaft is connected with a mechanism box body 11, and the positioning guide shaft 8 is connected with the positioning guide sleeve 7 close to the T-shaped tail end and used for limiting the left and right displacement of the positioning guide sleeve 7 to ensure the accuracy of positioning operation completion.
The position selecting sensor 6 is close to the position selecting cylinder 1 and is provided with a position selecting sensor shifting fork and a position selecting shifting rod. During assembly, a position selection deflector rod of the position selection sensor 6 is inserted into a corresponding hole of the position selection guide sleeve 7, so that position selection information can be captured when the position selection cylinder 1 acts;
the intermediate transmission part mainly comprises: the gear shifting device comprises a gear shifting arm 4, an emergency gear shifting head 10, a crank arm rotating shaft 13, a position selecting crank arm assembly 14 and a sliding ring 15.
The positioning crank arm assembly 14 is a anisotropic member, and the detailed structure is shown in fig. 6. One end of the position selecting crank arm component 14 is connected with the position selecting guide sleeve 7, the other end is positioned in a middle groove of the sliding ring 15, and a crank arm rotating shaft 13 is arranged in a hole in the middle part. During action, the gear shifting shaft is driven by the position selecting guide sleeve 7 to move around the crank arm rotating shaft 13, and meanwhile, the position selecting operation is realized by pulling the gear shifting shaft through contact with the groove wall of the sliding ring 15.
The crank arm rotating shaft 13 is a T-shaped moving shaft, the tail end of the T shape is of a flat structure, and the moving shaft is a cylindrical optical axis. The detailed structure is shown in fig. 1. The cylindrical part of the positioning crank arm assembly is arranged in the positioning crank arm assembly 14, so that the movement direction of the positioning crank arm assembly 14 is limited, and the execution of transposition operation is ensured.
The slip ring 15 is a cylindrical part with a through hole in the interior and a groove in the middle of the outer cylinder. The detailed structure is shown in fig. 1. One end of the through hole part is connected with the gear shifting shaft, and the other end is connected with the emergency gear shifting head 10 and the gear shifting arm 4. The driving part of the position selecting crank arm assembly 14 is positioned in the groove of the position selecting crank arm assembly, and force is transmitted through contact with the left groove wall and the right groove wall, so that the slip ring 15 is driven to move.
As shown in fig. 1, the shift arm 4 is an anisotropic part, and is a flat cylindrical part, one end of which is connected with the sliding ring 15, and the other end of which is contacted with the shift guide sleeve 5, as shown in fig. 15, the shift arm is pushed by the shift guide sleeve 5 and is forced to displace, and the shift shaft is selected.
The detailed structure of the emergency shift knob 10 can be clearly seen from fig. 1 to 6, one end of which is tightly connected with the sliding ring 15 through a screw, and the other end is suspended. But the emergency gear shifting operation can be completed by pulling the free end of the emergency gear shifting head 10 when the emergency gear shifting is needed.
The pneumatic shifting portion C is mainly composed of: the gear shifting device comprises a gear shifting cylinder 12, a gear shifting guide shaft 3, a gear shifting sensor 9 and a gear shifting guide sleeve 5.
Three two-position three-way electromagnetic valves are distributed on the gear shifting cylinder 12, and the movement of the piston is controlled through the electromagnetic valves, so that the gear selecting operation is completed.
The specific structure of the shift guide sleeve 5 is shown in fig. 15, one end of the shift guide sleeve is connected with the piston shaft of the shift cylinder 12, the other end of the shift guide sleeve is connected with the shift guide shaft 3, the middle concave part is contacted with the shift arm 4, and the upper part of the shift guide sleeve is connected with the shift rod of the shift sensor 9. The movement is driven by the piston shaft of the shift cylinder 12 and is guided and limited by the shift guide shaft 3. The gear shifting arm 4 can be driven to move and rotate so as to drive the gear shifting shaft to rotate, and the gear shifting operation is completed.
The shift sensor 9 is provided with a shift sensor shifting fork and a shift lever, and the shift lever of the shift sensor 9 is inserted into a corresponding hole of the shift guide sleeve 5 during installation, so that the position selection information can be captured when the shift cylinder 12 acts.
The integrated automatic pneumatic gear selecting and shifting actuating mechanism normally shifts:
as shown in fig. 2, when the integrated automatic pneumatic gear selecting and shifting actuator normally performs a gear shifting operation, the control system firstly sends a relevant command to the solenoid valve 2 on the position selecting cylinder 1, the piston of the position selecting cylinder 1 moves to push the position selecting guide sleeve 5 to move, at this time, the position selecting guide sleeve 5 moves under the pushing of the piston of the position selecting cylinder 1 and the limitation of the position selecting guide shaft 3 and drives the position selecting crank arm assembly 14 to rotate around the crank arm rotating shaft 13 through the pushing shaft of the position selecting guide sleeve, and the position selecting lever of the position selecting sensor 6 is pushed while driving the position selecting crank arm assembly 14 to send position selecting information to the position selecting sensor 12. When the selection crank arm assembly 14 is pushed by the selection guide sleeve 5 to rotate around the crank arm rotating shaft 13, the selection crank arm assembly is contacted with the groove wall of the sliding ring 15 and pushes the sliding ring 15 to displace; the slip ring 15 displaces to pull the gear shifting shaft to displace, so that the current position selecting operation is completed, and the position selecting operation is completed. After the position selecting operation is completed, the control system sends a relevant instruction to the electromagnetic valve on the gear shifting cylinder 12 to move the piston of the gear shifting cylinder 12 so as to push the gear shifting guide sleeve 5 to displace, the gear shifting guide sleeve 5 is limited by the gear shifting guide shaft 3 to generate pure left and right displacement when moving, and the gear shifting guide shaft 3 can drive the gear shifting arm 4 to rotate so as to drive the gear shifting shaft to rotate during displacement. Completing the gear shifting operation; when the gear shifting guide sleeve 5 is displaced, a gear shifting rod of a gear shifting sensor 9 arranged on the gear shifting guide sleeve 5 can push a gear shifting sensor shifting fork on the gear shifting sensor 9 under the driving of the gear shifting guide sleeve 5 so as to transmit gear information to the gear shifting sensor 9; and the normal gear shifting operation of the integrated automatic pneumatic gear selecting and shifting executing mechanism is completely finished.
Claims (9)
1. An integrated automatic pneumatic gear selecting and shifting actuating mechanism is characterized by comprising a position selecting cylinder (1), a gear shifting arm (4), a position selecting guide sleeve (7), a position selecting crank arm assembly (14) and a sliding ring (15); the position selecting cylinder (1) pushes the position selecting guide sleeve (7) in the horizontal direction, the tail end of a cylinder piston rod of a cylinder piston (21) is connected with the position selecting guide sleeve (7), and the position selecting guide sleeve (7) is driven to horizontally displace through the displacement of the cylinder piston rod; the position selecting guide sleeve (7) drives the position selecting crank arm assembly (14) to rotate, and drives the sliding ring (15) to realize the position selecting movement of the guide shaft of the gear shifting shaft.
2. The integrated automatic pneumatic gear selecting and shifting actuating mechanism is characterized in that the gear selecting and shifting guide sleeve (7) is provided with a circular groove matched with a round head part of a crank arm assembly (14), the round head part of the crank arm is embedded in the circular groove of the gear selecting and shifting guide sleeve (7), the round head part of the crank arm can relatively rotate in the circular groove of the gear selecting and shifting guide sleeve (7), the horizontal displacement of the gear selecting and shifting guide sleeve (7) drives the crank arm assembly (14) to rotate along a crank arm rotating shaft (13), and the gear selecting and shifting action in the gear shifting process is completed by the gear selecting and shifting crank arm assembly (14).
3. The integrated automatic pneumatic gear selecting and shifting actuating mechanism according to claim 1 is characterized in that two electromagnetic valves (2) are connected to the upper portion of the gear selecting cylinder (1) and are used for driving gear selecting gears.
4. The integrated automatic pneumatic gear selecting and shifting actuating mechanism according to claim 1, wherein the position selecting guide sleeve (7) is provided with two through holes, and a position selecting deflector rod of the position selecting sensor (6) and a piston of the position selecting cylinder (1) are vertically arranged; two vertical holes are also arranged for filling lubricating grease and installing the position selecting guide shaft (8) respectively; driven by the position selecting guide shaft (8) and pushes the position selecting crank arm component (14) to move.
5. The integrated automatic pneumatic gear selecting and shifting actuating mechanism of claim 1, wherein one end of the gear shifting arm (4) is connected with the sliding ring (15), and the other end of the gear shifting arm is in contact with the gear shifting guide sleeve (5), and the gear shifting arm is pushed by the gear shifting guide sleeve (5) to be forced to displace so as to complete gear selecting operation of the gear shifting shaft.
6. The integrated automatic pneumatic gear selecting and shifting actuating mechanism according to claim 1, wherein the position selecting guide shaft (8) is a T-shaped moving shaft, the tail end of the T shape is of a flat structure, the moving shaft is a cylindrical shaft, the tail end of the T-shaped moving shaft is connected with the mechanism box body (11), and the position selecting guide shaft (8) is connected with the position selecting guide sleeve (7) close to the tail end of the T shape and used for limiting the left-right displacement of the position selecting guide sleeve (7) to ensure the accuracy of completion of the position selecting operation.
7. The integrated automatic pneumatic gear selecting and shifting actuating mechanism according to claim 1, wherein the position selecting sensor (6) is adjacent to the position selecting cylinder (1) and is provided with a position selecting sensor shifting fork and a position selecting shift lever; during assembly, a position selecting deflector rod of the position selecting sensor (6) is inserted into a corresponding hole of the position selecting guide sleeve (7), so that position selecting information can be captured when the position selecting cylinder (1) acts.
8. The integrated automatic pneumatic gear selecting and shifting actuating mechanism according to claim 1, wherein the position selecting crank arm assembly (14) is connected with the position selecting guide sleeve (7) at one end and is positioned in the middle groove of the sliding ring (15) at the other end, and the position selecting operation is realized by pulling the gear shifting shaft through the contact with the groove wall of the sliding ring (15).
9. The integrated automated pneumatic shift selection actuator of claim 1, wherein: one end of the emergency gear shifting head (10) is tightly connected with the sliding ring (15) through a screw, and the other end of the emergency gear shifting head is suspended, so that emergency gear shifting operation can be completed by pulling the suspended end of the emergency gear shifting head (10) under the emergency gear shifting condition.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2018221788691 | 2018-12-25 | ||
| CN201822178869 | 2018-12-25 |
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| Publication Number | Publication Date |
|---|---|
| CN210106564U true CN210106564U (en) | 2020-02-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920034177.1U Active CN210106564U (en) | 2018-12-25 | 2019-01-09 | Integrated automatic pneumatic gear selecting and shifting actuating mechanism |
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| CN (1) | CN210106564U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109519529A (en) * | 2018-12-25 | 2019-03-26 | 北理慧动（常熟）车辆科技有限公司 | Pneumatic shift-selecting and changing actuating mechanism |
| CN115163827A (en) * | 2022-06-21 | 2022-10-11 | 瑞立集团瑞安汽车零部件有限公司 | Direct-pushing type gear shifting actuator assembly matched with AMT transmission assembly |
-
2019
- 2019-01-09 CN CN201920034177.1U patent/CN210106564U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109519529A (en) * | 2018-12-25 | 2019-03-26 | 北理慧动（常熟）车辆科技有限公司 | Pneumatic shift-selecting and changing actuating mechanism |
| CN115163827A (en) * | 2022-06-21 | 2022-10-11 | 瑞立集团瑞安汽车零部件有限公司 | Direct-pushing type gear shifting actuator assembly matched with AMT transmission assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shaanxi Huoman Supply Chain Management Co.,Ltd. Assignor: BIT INTELLIGENT VEHICLE TECHNOLOGY Co.,Ltd. Contract record no.: X2022980009256 Denomination of utility model: Integrated automatic pneumatic shift actuator Granted publication date: 20200221 License type: Common License Record date: 20220628 |
|
| EE01 | Entry into force of recordation of patent licensing contract |