CN214755914U - Prevent changeing servo electronic jar - Google Patents
Prevent changeing servo electronic jar Download PDFInfo
- Publication number
- CN214755914U CN214755914U CN202120893200.XU CN202120893200U CN214755914U CN 214755914 U CN214755914 U CN 214755914U CN 202120893200 U CN202120893200 U CN 202120893200U CN 214755914 U CN214755914 U CN 214755914U
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- China
- Prior art keywords
- piston rod
- cylinder body
- connecting seat
- electric cylinder
- servo motor
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- Expired - Fee Related
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- 230000005540 biological transmission Effects 0.000 claims abstract description 42
- 230000008878 coupling Effects 0.000 claims abstract description 16
- 238000010168 coupling process Methods 0.000 claims abstract description 16
- 238000005859 coupling reaction Methods 0.000 claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 230000000694 effects Effects 0.000 claims abstract description 10
- 230000001360 synchronised effect Effects 0.000 claims description 9
- 238000012856 packing Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 abstract description 16
- 230000033001 locomotion Effects 0.000 abstract description 11
- 238000003754 machining Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 description 9
- 230000006872 improvement Effects 0.000 description 7
- 238000013016 damping Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
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Abstract
The utility model discloses an prevent changeing servo electric cylinder relates to electric cylinder technical field, including connecting seat, cylinder body and servo motor, the left side top of connecting seat is provided with servo motor, and the left side bottom of connecting seat is provided with the cylinder body, servo motor's output is provided with the gangbar, the gangbar extends in the inboard swing joint of connecting seat has drive mechanism, the gangbar has the shaft coupling through the drive mechanism swing joint who sets up, the transmission cavity has been seted up on the right side of cylinder body, the shaft coupling extends in the inboard of transmission cavity, the left end of shaft coupling is provided with tapered roller bearing. The utility model discloses can have limit function to the piston rod at linear motion's in-process, effectively avoid the piston rod to take place rotatoryly under the rotatory inertia of lead screw, effectively keep the stability of piston rod at the in-process of linear output, have the cushioning effect, keep the machining precision of piston rod at linear in-process, improve this electronic jar practicality.
Description
Technical Field
The utility model relates to a servo electronic jar relates to electronic jar technical field, concretely relates to prevent changeing servo electronic jar.
Background
The servo electric cylinder is a modularized product which is integrally designed with a servo motor and a ball screw, converts the rotary motion of the servo motor into linear motion, and simultaneously optimizes the servo motor, controls the number of accurate revolutions, controls the accurate rotating speed and controls the accurate torque, so that the servo electric cylinder is widely used.
The following problems exist in the prior art:
1. according to the traditional servo electric cylinder, due to the high transmission efficiency of the screw rod and the non-self-locking characteristic, when the piston rod moves linearly in the electric cylinder, the piston easily rotates slightly along the thread direction due to inertia, and the output position of the electric cylinder is easy to deviate;
2. traditional servo electric cylinder produces the shaking force easily under servo motor's transmission, does not have the cushioning effect usually, and then makes the piston rod export on linear and makes its machining precision influence easily.
SUMMERY OF THE UTILITY MODEL
The utility model provides an anti-rotation servo electric cylinder, one of which aims to have an anti-rotation function and solve the problem that a piston rod of a traditional servo electric cylinder is easy to slightly rotate along a thread direction due to inertia, so that the output position of the electric cylinder is easy to deviate; the other purpose is to solve the problem that the traditional servo electric cylinder is easy to generate vibration force under the transmission of a servo motor and does not have the damping effect usually so as to achieve the processing effects of damping and high precision.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:
the utility model provides an prevent changeing servo electric cylinder, includes connecting seat, cylinder body and servo motor, the left side top of connecting seat is provided with servo motor, and the left side bottom of connecting seat is provided with the cylinder body, servo motor's output is provided with the gangbar, the gangbar extends in the inboard swing joint of connecting seat has drive mechanism, the gangbar has the shaft coupling through the drive mechanism swing joint who sets up, the transmission cavity has been seted up on the right side of cylinder body, the shaft coupling extends in the inboard of transmission cavity, the left end of shaft coupling is provided with tapered roller bearing.
And the left end of the coupler is movably connected with a lead screw through a tapered roller bearing, a piston rod is arranged at the left end of the lead screw, fixed blocks are arranged at the top and the bottom of the inner wall of the transmission cavity, and the piston rod is located on the inner side of the fixed blocks.
The utility model discloses technical scheme's further improvement lies in: the right-hand member surface of piston rod is provided with fixed cover, the top and the bottom of fixed cover all are provided with the crane.
The utility model discloses technical scheme's further improvement lies in: the spread groove has all been seted up on the surface of fixed block, the inner wall and the crane swing joint of spread groove, the right-hand member of crane is through being provided with the inner wall right side swing joint who links connecting spring and spread groove.
By adopting the technical scheme, the lifting frame and the fixed sleeve in the scheme can have a limiting function on the piston rod in the linear motion process, and the connecting spring can keep the descending stability of the piston rod
The utility model discloses technical scheme's further improvement lies in: the surface of lead screw is provided with the sliding sleeve, the sliding sleeve is located the right side of crane.
The utility model discloses technical scheme's further improvement lies in: the piston rod extends in the left side of cylinder body, and the surface of piston rod is provided with the anti-skidding packing ring, the right-hand member of cylinder body is provided with flange, the anti-skidding packing ring is located flange's left side.
By adopting the technical scheme, the anti-skid gasket in the scheme can limit and buffer when the piston rod 10 moves to the maximum degree, and the connecting flange can facilitate the installation and fixation of the cylinder body
The utility model discloses technical scheme's further improvement lies in: the transmission mechanism comprises a driving rotating wheel, a synchronous transmission belt and a driven rotating wheel, the driving rotating wheel is in transmission connection with the linkage rod, the driving rotating wheel is movably connected with the driven rotating wheel through the synchronous transmission belt, and the driven rotating wheel is in transmission connection with the coupler.
By adopting the technical scheme, the driving rotating wheel, the synchronous transmission belt and the driven rotating wheel in the scheme can enable the output motion of the servo motor and the output motion of the cylinder body to have consistency.
Owing to adopted above-mentioned technical scheme, the utility model discloses relative prior art, the technological progress who gains is:
1. the utility model provides an prevent changeing servo electric cylinder is through adopting the inside fixed block that is provided with of cylinder body, and the spread groove that the fixed block was seted up and the crane sliding connection that the fixed surface of piston rod set up can have limit function to the piston rod at linear motion's in-process, has effectively avoided the piston rod to take place rotatoryly under the rotatory inertia effect of lead screw, and then makes the piston rod can keep the accuracy of output position at the in-process of linear output.
2. The utility model provides an prevent changeing servo electric cylinder, in the spread groove that the fixed block was seted up, the crane that sets up through the coupling spring and the outer fixed surface of piston rod that set up is connected, has effectively kept the stability of piston rod at the in-process of linear output, has the cushioning effect simultaneously, has kept the machining precision of piston rod at linear in-process, has improved this practicality of preventing changeing servo electric cylinder.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the inside of the cylinder body of the present invention;
FIG. 3 is a schematic view of the structure of the transmission mechanism of the present invention;
fig. 4 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.
In the figure: 1. a connecting seat; 2. a cylinder body; 3. a servo motor; 301. a linkage rod; 4. a transmission mechanism; 401. a driving runner; 402. a synchronous drive belt; 403. a driven runner; 5. a transmission chamber; 6. a coupling; 7. a tapered roller bearing; 8. a lead screw; 9. a fixed block; 10. a piston rod; 11. a sliding sleeve; 12. connecting grooves; 13. a lifting frame; 14. a connecting spring; 15. fixing a sleeve; 16. an anti-slip washer; 17. and connecting the flanges.
Detailed Description
The present invention will be described in further detail with reference to the following examples:
example 1
As shown in fig. 1-4, the utility model provides an anti-rotation servo electric cylinder, which comprises a connecting seat 1, a cylinder body 2 and a servo motor 3, wherein the servo motor 3 is arranged at the top of the left side of the connecting seat 1, the cylinder body 2 is arranged at the bottom of the left side of the connecting seat 1, a linkage rod 301 is arranged at the output end of the servo motor 3, the linkage rod 301 extends to the inner side of the connecting seat 1 and is movably connected with a transmission mechanism 4, the linkage rod 301 is movably connected with a shaft coupling 6 through the arranged transmission mechanism 4, a transmission chamber 5 is arranged at the right side of the cylinder body 2, the shaft coupling 6 extends to the inner side of the transmission chamber 5, a tapered roller bearing 7 is arranged at the left end of the shaft coupling 6, a lead screw 8 is movably connected at the left end of the shaft coupling 6 through the arranged tapered roller bearing 7, a piston rod 10 is arranged at the left end of the lead screw 8, and fixed blocks 9 are arranged at the top and the bottom of the inner wall of the transmission chamber 5, the piston rod 10 is located inside the fixed block 9.
When the anti-rotation servo electric cylinder is used, the servo motor 3 is controlled to operate, the coupling 6 can be rotated under the transmission action of the linkage rod 301 arranged at the output end of the anti-rotation servo electric cylinder and the transmission mechanism 4 arranged inside the connecting seat 1, the lead screw 8 can rotate linearly inside the transmission cavity 5 under the connection action of the tapered roller bearing 7 trained by the coupling, and then the piston 10 can output linearly inside the cylinder body 2 to perform pressure processing.
Example 2
As shown in fig. 1-4, on the basis of embodiment 1, the utility model provides a technical solution: preferably, the right end surface of the piston rod 10 is provided with a fixed sleeve 15, the top and the bottom of the fixed sleeve 15 are both provided with a lifting frame 13, the surface of the fixed block 9 is provided with a connecting groove 12, the inner wall of the connecting groove 12 is movably connected with the lifting frame 13, the right end of the lifting frame 13 is movably connected with the right side of the inner wall of the connecting groove 12 through a connecting spring 14, when the piston rod 10 is linearly output, the surface of the lifting frame is provided with the fixed sleeve 15 to drive the lifting frame 13 to slide in the connecting groove 12, in the sliding process, the lifting frame 13 and the fixed sleeve 15 can have a limiting function on the piston rod 10 in the linear motion process, the piston rod 10 is effectively prevented from rotating under the inertia effect of the rotation of the screw rod, meanwhile, the inner wall of the connecting groove 12 and the connecting spring 14 connected with the lifting frame 13 are continuously contracted and reset in the sliding process, and the stability of the lifting frame 13 and the piston rod 10 in the linear motion process can be maintained, meanwhile, the damping device has a damping effect, and the machining precision of the piston rod in the linear process is kept.
The surface of lead screw 8 is provided with sliding sleeve 11, and sliding sleeve 11 is located the right side of crane 13, and piston rod 10 extends in the left side of cylinder body 2, and the surface of piston rod 10 is provided with anti-skidding packing ring 16, and the right-hand member of cylinder body 2 is provided with flange 17, and anti-skidding packing ring 16 is located flange 17's left side, and anti-skidding packing ring 16 can move to carry on spacingly and cushion when the at utmost at piston rod 10.
The transmission mechanism 4 comprises a driving rotating wheel 401, a synchronous transmission belt 402 and a driven rotating wheel 403, the driving rotating wheel 401 is in transmission connection with the linkage rod 301, the driving rotating wheel 401 is movably connected with the driven rotating wheel 403 through the arranged synchronous transmission belt 402, the driven rotating wheel 403 is in transmission connection with the coupler 6, and the servo motor 3 and the cylinder body 2 can keep consistent in movement under the transmission action of the driving rotating wheel 401, the synchronous transmission belt 402 and the driven rotating wheel 403.
The working principle of the anti-rotation servo electric cylinder will be described in detail below.
As shown in fig. 1-4, when the anti-rotation servo electric cylinder works, the servo motor 3 operates, under the transmission action of the linkage rod 301 and the transmission mechanism 4, the coupler 6 can drive the tapered roller bearing 7 and the lead screw 8 to rotate and linearly move in the transmission cavity 5, so that the piston 10 is linearly output, the fixed sleeve 15 is arranged on the surface of the coupler to drive the lifting frame 13 to slide in the connection groove 12, in the sliding process, the lifting frame 13 and the fixed sleeve 15 can have a limiting function on the piston rod 10, meanwhile, the inner wall of the connection groove 12 and the connection spring 14 connected with the lifting frame 13 contract and reset in the sliding process, the stability of the lifting frame 13 and the piston rod 10 in the linear movement process can be kept, and meanwhile, the anti-rotation servo electric cylinder has a damping effect.
The present invention has been described in detail with reference to the above general description, but it will be apparent to one of ordinary skill in the art that modifications and improvements can be made to the invention. Therefore, modifications or improvements without departing from the spirit of the invention are within the scope of the invention.
Claims (6)
1. The utility model provides an prevent changeing servo electric cylinder, includes connecting seat (1), cylinder body (2) and servo motor (3), the left side top of connecting seat (1) is provided with servo motor (3), and the left side bottom of connecting seat (1) is provided with cylinder body (2), its characterized in that: the output end of the servo motor (3) is provided with a linkage rod (301), the linkage rod (301) extends to the inner side of the connecting seat (1) and is movably connected with a transmission mechanism (4), the linkage rod (301) is movably connected with a coupler (6) through the arranged transmission mechanism (4), the right side of the cylinder body (2) is provided with a transmission cavity (5), the coupler (6) extends to the inner side of the transmission cavity (5), and the left end of the coupler (6) is provided with a tapered roller bearing (7);
and the left end of shaft coupling (6) has lead screw (8) through tapered roller bearing (7) swing joint who sets up, the left end of lead screw (8) is provided with piston rod (10), the inner wall top and the bottom of transmission cavity (5) all are provided with fixed block (9), piston rod (10) are located the inboard of fixed block (9).
2. An anti-rotation servo electric cylinder according to claim 1, characterized in that: the right end surface of the piston rod (10) is provided with a fixed sleeve (15), and the top and the bottom of the fixed sleeve (15) are both provided with a lifting frame (13).
3. An anti-rotation servo electric cylinder according to claim 1, characterized in that: connecting groove (12) have all been seted up on the surface of fixed block (9), the inner wall and crane (13) swing joint of connecting groove (12), the right-hand member of crane (13) is through being provided with the inner wall right side swing joint who connects spring (14) and connecting groove (12).
4. An anti-rotation servo electric cylinder according to claim 1, characterized in that: the outer surface of the lead screw (8) is provided with a sliding sleeve (11), and the sliding sleeve (11) is positioned on the right side of the lifting frame (13).
5. An anti-rotation servo electric cylinder according to claim 1, characterized in that: piston rod (10) extend in the left side of cylinder body (2), and the surface of piston rod (10) is provided with anti-skidding packing ring (16), the right-hand member of cylinder body (2) is provided with flange (17), anti-skidding packing ring (16) are located the left side of flange (17).
6. An anti-rotation servo electric cylinder according to claim 1, characterized in that: drive mechanism (4) are including initiative runner (401), synchronous drive belt (402) and driven runner (403), initiative runner (401) are connected with gangbar (301) transmission, and initiative runner (401) have driven runner (403) through synchronous drive belt (402) activity link that sets up, driven runner (403) are connected with shaft coupling (6) transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120893200.XU CN214755914U (en) | 2021-04-27 | 2021-04-27 | Prevent changeing servo electronic jar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120893200.XU CN214755914U (en) | 2021-04-27 | 2021-04-27 | Prevent changeing servo electronic jar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214755914U true CN214755914U (en) | 2021-11-16 |
Family
ID=78614673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120893200.XU Expired - Fee Related CN214755914U (en) | 2021-04-27 | 2021-04-27 | Prevent changeing servo electronic jar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214755914U (en) |
-
2021
- 2021-04-27 CN CN202120893200.XU patent/CN214755914U/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: 20211116 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |