CN209786951U - Electric cylinder manual device - Google Patents
Electric cylinder manual device Download PDFInfo
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- CN209786951U CN209786951U CN201920253430.2U CN201920253430U CN209786951U CN 209786951 U CN209786951 U CN 209786951U CN 201920253430 U CN201920253430 U CN 201920253430U CN 209786951 U CN209786951 U CN 209786951U
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- manual device
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Abstract
The utility model provides an electric cylinder manual device, which can realize the purpose of starting the electric cylinder by providing power by manpower in emergency; the device comprises a manual device, a transmission device assembly, a servo motor and a shell; the right side of the manual device is fixedly connected with the servo motor; the left side of the manual device is fixedly connected with the shell; the transmission assembly is disposed within the housing; the shell is arranged at a right angle; the utility model has the advantages that: under emergency, can realize providing power by the manual work, make the telescopic link of electronic jar freely stretch out and retract, effectually avoided because the trouble or the power failure phenomenon of motor, and lead to the unable work that the lock caused, this mechanical operation is convenient, and the reliability is high.
Description
Technical Field
The invention relates to the technical field of electric linear actuators, in particular to a manual device of an electric cylinder.
Background
The electric cylinder is one of linear actuators in industrial automation equipment, transmits the power of a servo motor to a lead screw through a transmission mechanism, converts the rotary motion of the lead screw into the linear motion of a nut through a lead screw nut mechanism, and then transmits the linear motion to a telescopic rod, so that the telescopic rod can extend and retract relative to a cylinder body.
The published Chinese utility model patent has the publication number: CN204387240U, patent name: the utility model provides an electronic jar and applied this electronic jar multiaxis parallel mechanism, application date: 20150109, it discloses an electric cylinder and multi-axis parallel mechanism using the same, the electric cylinder includes a shell, a power unit, a transmission unit connected with the power unit to transmit power to an execution unit, the transmission unit is constructed into a nut screw structure, a bearing at one end of the screw, a first matching surface formed by the outer ring of the nut seat connected with the nut and the inner wall of the cylinder barrel of the electric cylinder, a second matching surface formed by the inner wall of the telescopic rod connected with the nut seat and the outer ring of the guiding component at one end of the screw jointly constitute three-point support of the screw of the electric cylinder, the allowed rotation speed of the screw and the radial rigidity of the electric cylinder are improved. The utility model discloses provide a multiaxis parallel mechanism of using this electronic jar simultaneously, upper mounting plate, lower platform set up a plurality of electronic jars within a definite time.
In the existing electric cylinder structure, a motor is directly connected with a screw and nut pair or connected by a synchronous belt, and the electric cylinder cannot work when power failure occurs in a working site; when the motor breaks down, the motor cannot work.
SUMMERY OF THE UTILITY MODEL
The utility model provides an electronic jar manual device can realize the manpower and provide the purpose that power starts electronic jar under emergency.
The utility model provides an electric cylinder manual device, which comprises a manual device 2, a transmission device component, a servo motor 1 and a shell 9;
The right side of the manual device 2 is fixedly connected with the servo motor 1; the left side of the manual device 2 is fixedly connected with the shell 9; the transmission assembly is arranged in the housing 9; the housing 9 is arranged at a right angle.
Preferably, the manual device 2 further comprises a connecting seat 24; a hand wheel shaft 23 arranged on the outer surface of the connecting seat 24 and vertical to the central shaft of the servo motor 1; the hand wheel 21 is fixedly connected with the hand wheel shaft 23, and the central shaft of the hand wheel 21 is coaxial with the central shaft of the hand wheel shaft 23; and a handle 22 fixed to one side of the hand wheel 21.
Preferably, the transmission assembly further comprises a small pulley 3; the large belt wheel 5 is arranged with the small belt wheel 3 from top to bottom in sequence; a synchronous belt 4 arranged on the small belt wheel 3 and the large belt wheel 5; the screw rod 6 is fixedly connected with the axle center of the large belt wheel 5; the shaft center of the screw 6 is fixedly connected with a telescopic rod 8; and the nut 7 is sleeved on the outer side of the telescopic rod 8.
Preferably, the right port of the shell 9 is further provided with an opening, and the right end of the telescopic rod 8 extends out of the opening.
Preferably, the connecting seat 24 is fixedly connected with the housing 9 at the screw rod 6 through a bolt.
Preferably, the diameter of the telescopic rod 8 is smaller than that of the nut 7.
Preferably, the outer surface of the nut 7 is in abutment with the inner surface of the housing 9.
Preferably, the manual device further comprises a transverse gear 25, a longitudinal gear 26, a power shaft 27; the central shaft of the hand wheel 21 is fixedly connected with the central shaft of the transverse gear 25; the right side of the transverse gear 25 is fixedly connected with the upper side of the longitudinal gear 26; the center of the longitudinal gear 26 is fixedly connected with the power shaft 27.
the utility model has the advantages that: under emergency, can realize providing power by the manual work, make the telescopic link of electronic jar freely stretch out and retract, effectually avoided because the trouble or the power failure phenomenon of motor, and lead to the unable work that the lock caused, this mechanical operation is convenient, and the reliability is high.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a manual device
In the figure, the position of the upper end of the main shaft,
1. A servo motor; 2. a manual device; 21. a hand wheel, 22, a handle, 23, a hand wheel shaft, 24, a connecting seat, 25, a transverse gear, 26, a longitudinal gear, 27 and a power shaft; 3. a small belt pulley; 4. a synchronous belt; 5. a large belt pulley; 6. a screw; 7. a nut; 8. a telescopic rod; 9. a housing.
Detailed Description
The present invention will now be described in detail with reference to the drawings, which are provided for illustrative and explanatory purposes only and should not be construed as limiting the scope of the present invention in any way.
The utility model provides an electric cylinder manual device, which comprises a manual device 2, a transmission device component, a servo motor 1 and a shell 9;
The right side of the manual device 2 is fixedly connected with the servo motor 1; the left side of the manual device 2 is fixedly connected with the shell 9; the transmission assembly is arranged in the housing 9; the housing 9 is arranged at a right angle.
Preferably, in this embodiment, the manual device 2 further comprises a connecting seat 24; a hand wheel shaft 23 arranged on the outer surface of the connecting seat 24 and vertical to the central shaft of the servo motor 1; the hand wheel 21 is fixedly connected with the hand wheel shaft 23, and the central shaft of the hand wheel 21 is coaxial with the central shaft of the hand wheel shaft 23; and a handle 22 fixed to one side of the hand wheel 21.
Preferably, in this embodiment, the transmission assembly further comprises a small pulley 3; the large belt wheel 5 is arranged with the small belt wheel 3 from top to bottom in sequence; a synchronous belt 4 arranged on the small belt wheel 3 and the large belt wheel 5; the screw rod 6 is fixedly connected with the axle center of the large belt wheel 5; the shaft center of the screw 6 is fixedly connected with a telescopic rod 8; and the nut 7 is sleeved on the outer side of the telescopic rod 8.
in this embodiment, preferably, the right port of the housing 9 is further provided with an opening, and the right end of the telescopic rod 8 extends out of the opening.
In this embodiment, it is preferable that the connecting seat 24 is fixedly connected to the housing 9 at the screw rod 6 by bolts.
In this embodiment, it is preferable that the diameter of the telescopic rod 8 is smaller than the diameter of the nut 7.
In this embodiment, the outer surface of the nut 7 preferably conforms to the inner surface of the housing 9.
Preferably, in this embodiment, the manual device further comprises a transverse gear 25, a longitudinal gear 26, a power shaft 27; the central shaft of the hand wheel 21 is fixedly connected with the central shaft of the transverse gear 25; the right side of the transverse gear 25 is fixedly connected with the upper side of the longitudinal gear 26; the center of the longitudinal gear 26 is fixedly connected with the power shaft 27.
The power of the hand device is changed from the longitudinal direction to the transverse direction through the transverse gear 25 and the longitudinal gear 26, and the direction of the power shaft 27 is consistent, so that the power is conveniently provided.
The small belt wheel 3 is installed on the shaft of the hand cranking device 2, the power is transmitted to the large belt wheel 5 through the synchronous belt 4, the inner hole of the large belt wheel 5 is connected with the screw rod 6, the rotary motion of the screw rod 6 is converted into linear motion through the nut 7, and the nut 7 drives the telescopic rod 8 to move linearly back and forth.
The electric cylinder has two working states after a manual device:
a. the servo motor 1 normally works and rotates to drive the small belt wheel 3 on the hand-operated device 2, the small belt wheel is transmitted to the screw rod 6 through the synchronous belt 4, and the screw rod 6 rotates to drive the nut 7 and the telescopic rod 8 to do linear motion.
b. the servo motor 1 does not work, a hand wheel is manually rotated, the hand wheel drives the small belt wheel 3 to be transmitted to the screw rod 6 through the synchronous belt 4, and the screw rod 6 rotates to drive the nut 7 and the telescopic rod 8 to do linear motion
It should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The above-mentioned embodiments of the present invention do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (8)
1. An electric cylinder manual device comprises a manual device (2), a transmission device assembly, a servo motor (1) and a shell (9);
It is characterized in that the preparation method is characterized in that,
The right side of the manual device (2) is fixedly connected with the servo motor (1); the left side of the manual device (2) is fixedly connected with the shell (9); the transmission assembly is arranged in the housing (9); the shell (9) is arranged in a right angle.
2. An electric cylinder hand-operated device according to claim 1, characterised in that the hand-operated device (2) further comprises a connecting socket (24); a hand wheel shaft (23) which is arranged on the outer surface of the connecting seat (24) and is vertical to the central shaft of the servo motor (1); the hand wheel (21) is fixedly connected with the hand wheel shaft (23), and the central shaft of the hand wheel (21) is coaxial with the central shaft of the hand wheel shaft (23); and a handle (22) fixed on one side of the hand wheel (21).
3. An electric cylinder hand-operated device according to claim 2, characterised in that the transmission assembly further comprises a small pulley (3); the large belt wheel (5) is sequentially arranged with the small belt wheel (3) from top to bottom; a synchronous belt (4) arranged on the small belt wheel (3) and the large belt wheel (5); the screw (6) is fixedly connected with the axle center of the large belt wheel (5); the axis of the screw rod (6) is fixedly connected with a telescopic rod (8); and the nut (7) is sleeved on the outer side of the telescopic rod (8).
4. An electric cylinder hand-operated device according to claim 3, characterised in that the right end opening of the housing (9) is also provided with an opening, from which the right end of the telescopic rod (8) protrudes.
5. an electric cylinder hand-operated device according to claim 4, characterized in that the connecting socket (24) is fixedly connected with the housing (9) at the screw (6) by means of bolts.
6. An electric cylinder hand-operated device according to claim 5, characterised in that the diameter of the telescopic rod (8) is smaller than the diameter of the nut (7).
7. an electric cylinder hand-operated device according to claim 6, characterised in that the outer surface of the nut (7) abuts the inner surface of the housing (9).
8. An electric cylinder hand-operated device according to claim 7, characterised in that it further comprises a transverse gear (25), a longitudinal gear (26), a power shaft (27); the central shaft of the hand wheel (21) is fixedly connected with the central shaft of the transverse gear (25); the right side of the transverse gear (25) is fixedly connected with the upper side of the longitudinal gear (26); the center of the longitudinal gear (26) is fixedly connected with the power shaft (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920253430.2U CN209786951U (en) | 2019-02-27 | 2019-02-27 | Electric cylinder manual device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920253430.2U CN209786951U (en) | 2019-02-27 | 2019-02-27 | Electric cylinder manual device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209786951U true CN209786951U (en) | 2019-12-13 |
Family
ID=68795928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920253430.2U Active CN209786951U (en) | 2019-02-27 | 2019-02-27 | Electric cylinder manual device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209786951U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112013081A (en) * | 2020-08-26 | 2020-12-01 | 北京航天发射技术研究所 | Emergency gear box for withdrawing electric cylinder |
| CN112498475A (en) * | 2020-12-11 | 2021-03-16 | 湖北航天技术研究院特种车辆技术中心 | Chassis steering system, safety protection method and device |
-
2019
- 2019-02-27 CN CN201920253430.2U patent/CN209786951U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112013081A (en) * | 2020-08-26 | 2020-12-01 | 北京航天发射技术研究所 | Emergency gear box for withdrawing electric cylinder |
| CN112498475A (en) * | 2020-12-11 | 2021-03-16 | 湖北航天技术研究院特种车辆技术中心 | Chassis steering system, safety protection method and device |
| CN112498475B (en) * | 2020-12-11 | 2022-03-25 | 湖北航天技术研究院特种车辆技术中心 | Chassis steering system, safety protection method and device |
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