CN219477776U - Double-shaft servo motor device - Google Patents
Double-shaft servo motor device Download PDFInfo
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- CN219477776U CN219477776U CN202320403586.0U CN202320403586U CN219477776U CN 219477776 U CN219477776 U CN 219477776U CN 202320403586 U CN202320403586 U CN 202320403586U CN 219477776 U CN219477776 U CN 219477776U
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- lantern ring
- servo motor
- connecting cylinder
- rotating shaft
- shell
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
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Abstract
The utility model provides a double-shaft servo motor device which comprises a stator, wherein a rotor is arranged on the inner side of the stator, the front end of the rotor is connected with a main rotating shaft, an inner shell is sleeved on the outer side of the stator, a front lantern ring is connected between the main rotating shaft and the inner shell, the outer side wall of the front lantern ring is connected with a connecting cylinder, one end of the connecting cylinder, which is far away from the front lantern ring, is connected with a rear lantern ring, the middle part of the rear lantern ring is provided with a secondary rotating shaft in a penetrating way, an outer shell is sleeved on the outer side of the inner shell, and a gap is formed between the outer shell and the inner shell to form an annular groove. According to the utility model, through arranging the front lantern ring, the connecting cylinder, the rear lantern ring and the auxiliary rotating shaft, the double-shaft output function of the servo motor can be realized, so that one servo motor can be used for driving the synchronous rotation of two parts; through setting up inserted block, slot, driving lever and screw, can reach and make servo motor both can be used to the unipolar output and can be used to biax output to realize servo motor unipolar output and biax output state's fast switch over.
Description
Technical Field
The utility model relates to the technical field of motors, in particular to a double-shaft servo motor device.
Background
The servo motor is an engine which controls the mechanical element to operate based on a servo system, and in the operation process, the servo motor converts the received electric signal into angular displacement or angular velocity on the motor shaft to be output, so that the speed and the position can be accurately controlled, and the motor has the characteristics of small electromechanical time constant, high linearity and the like.
Currently, the servo motors in the market are usually single-shaft, the driver has multiple shafts, which means that one driver can control multiple motors to operate simultaneously, so that the double-shaft servo motors in the market are operated simultaneously, and not the servo motors themselves have two output shafts. In some mechanical fields with two parts to be driven, two servo motors are needed to be installed in a reverse symmetry mode, and the two servo motors are connected with the parts to drive the parts to rotate respectively.
Disclosure of Invention
The utility model aims to provide a double-shaft servo motor device so as to solve the technical problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a biax servo motor device, includes the stator, the stator inboard is provided with the rotor, the rotor front end is connected with main pivot, stator outside cover is equipped with the inner shell, be connected with preceding lantern ring between main pivot and the inner shell, preceding lantern ring lateral wall is connected with the connecting cylinder, the one end that the lantern ring was kept away from to the connecting cylinder is connected with the back lantern ring, the back lantern ring middle part runs through and is provided with the auxiliary shaft, the inner shell outside cover is equipped with the shell, there is the space formation ring channel between shell and the inner shell.
Preferably, the connecting cylinder is hollow and cylindrical with two ends communicated, the inner walls of the two ends of the connecting cylinder are integrally connected with the front lantern ring and the rear lantern ring respectively, the outer diameter size of the connecting cylinder is matched with the inner diameter size of the annular groove, and the connecting cylinder is not contacted with the inner wall of the outer shell and the outer side wall of the inner shell.
Preferably, the outer side wall of one end of the front lantern ring and the rear lantern ring, which are mutually far away, is connected with an outer bearing, the outer side wall of one end of the front lantern ring and the rear lantern ring, which are mutually close, is sleeved with an inner bearing, the front lantern ring and the rear lantern ring are rotationally connected with the outer shell through the outer bearing, and the front lantern ring and the rear lantern ring are rotationally connected with the inner shell through the inner bearing.
Preferably, the slot is arranged on the side wall of the main rotating shaft, the outer side wall of the main rotating shaft is movably connected with the inner wall of the front lantern ring, the main rotating shaft and the auxiliary rotating shaft are coaxially arranged, and the outer side wall of the auxiliary rotating shaft is connected with the rear lantern ring.
Preferably, a sliding groove is formed in the front lantern ring, an inserting block is arranged in the sliding groove, a deflector rod is connected to the front side wall of the top of the inserting block, a screw is arranged in the deflector rod in a penetrating mode, a strip hole is formed in the front side of the sliding groove, and a screw hole is formed in the rear side of the sliding groove.
Preferably, the inserting blocks are rectangular blocks, the number of the inserting blocks is two, the inserting blocks are symmetrically distributed inside the upper side and the lower side of the front lantern ring, the width dimension of each inserting block is matched with the width dimension of the inner wall of the sliding groove, the inserting blocks are in sliding connection with the inner wall of the sliding groove, and the inserting blocks are inserted into the inserting grooves.
Preferably, the deflector rod is integrally connected with the insert block, the deflector rod penetrates through the strip hole and extends out of the front side of the front lantern ring, and the screw penetrates through the deflector rod, the insert block and the screw hole in sequence in threaded connection.
Compared with the prior art, the utility model has the beneficial effects that:
1. the utility model provides a biax servo motor device, through setting up preceding lantern ring, connecting cylinder, back lantern ring and vice pivot, main pivot drives preceding lantern ring rotation at the rotation in-process, preceding lantern ring drives the connecting cylinder and rotates in the ring channel, makes the connecting cylinder rear end drive the back lantern ring and rotates, and the back lantern ring drives vice pivot and rotates along with main pivot synchronization, realizes servo motor's biax output function, makes a servo motor can be used to drive the synchronous rotation of two parts.
2. The utility model provides a biax servo motor device through setting up inserted block, slot, driving lever and screw, moves towards one side of keeping away from the main pivot through stirring the driving lever in rectangular downthehole, keeps away from the one end of main pivot with rectangular downthehole with the driving lever, rotates the screw and is connected with the screw, makes the driving lever drive the inserted block and breaks away from in the slot, and inside shrink entering spout, the lantern ring is cancelled with the linking effect of main pivot before can making main pivot rotate the in-process and not drive vice pivot rotation, servo motor both can be used to the unipolar output and can be used to the biax output again, realizes servo motor unipolar output and biax output state's fast switch over.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of a connecting structure of a connecting cylinder according to the present utility model;
FIG. 3 is a schematic view of the inner structure of the front collar of the present utility model;
FIG. 4 is a schematic view of the front side structure of the front collar of the present utility model;
fig. 5 is a schematic view of the rear side structure of the front collar of the present utility model.
In the figure: 1. a stator; 2. a rotor; 3. a main rotating shaft; 4. an inner case; 5. a front collar; 6. a connecting cylinder; 7. a rear collar; 8. an auxiliary rotating shaft; 9. a housing; 10. an annular groove; 11. an outer bearing; 12. an inner bearing; 13. a chute; 14. inserting blocks; 15. a deflector rod; 16. a screw; 17. a slit hole; 18. a screw hole; 19. a slot.
Detailed Description
The technical scheme of the present utility model will be clearly and completely described below with reference to the accompanying drawings.
As shown in fig. 1-5, the dual-shaft servo motor device in this embodiment includes a stator 1, a rotor 2 is disposed on the inner side of the stator 1, a main rotating shaft 3 is connected to the front end of the rotor 2, the main rotating shaft 3 is connected to the rotor 2 as a main output shaft of a servo motor, an inner housing 4 is sleeved on the outer side of the stator 1, a front collar 5 is connected between the main rotating shaft 3 and the inner housing 4, the front collar 5 is used for connecting the main rotating shaft 3 with a connecting cylinder 6, the connecting cylinder 6 is driven by the front collar 5 to rotate when the main rotating shaft 3 rotates, the connecting cylinder 6 is used for rotation transmission between the front collar 5 and a rear collar 7, that is, rotation transmission between the main rotating shaft 3 and the auxiliary rotating shaft 8 is performed, one end of the connecting cylinder 6 away from the front collar 5 is connected with a rear collar 7, the auxiliary rotating shaft 8 is disposed in a penetrating manner in the middle of the rear collar 7, the rear collar 7 is connected to the auxiliary rotating shaft 8 and supports the auxiliary rotating shaft 8, an outer housing 9 is sleeved on the outer side of the inner housing 4, an outer housing 9 is serving as an external protection structure of the servo motor, a gap is formed between the outer housing 9 and the inner housing 4, an annular groove 10 is formed, a movable ring between the outer housing 9 and the inner housing 4 provides a movable space for rotation for the connecting cylinder 6, the inner housing 4, and the outer housing 4 is not in contact with the outer housing 9, and the shock resistance performance is reduced, and the vibration resistance performance is enhanced.
Specifically, the connecting cylinder 6 is hollow in the interior and is cylindrical with two ends communicated, inner walls at two ends of the connecting cylinder 6 are integrally connected with the front lantern ring 5 and the rear lantern ring 7 respectively, the front lantern ring 5 and the rear lantern ring 7 are connected with two ends of the connecting cylinder 6 respectively, the outer diameter size of the connecting cylinder 6 is matched with the inner diameter size of the annular groove 10, the connecting cylinder 6 is not contacted with the inner wall of the outer shell 9 and the outer side wall of the inner shell 4, the inner and outer side walls of the connecting cylinder 6 are not contacted with the inner shell 4 and the outer shell 9, on one hand, friction between the connecting cylinder 6 and the inner shell 4 and the outer shell 9 can be avoided in the rotating process, on the other hand, friction between the connecting cylinder 6 and the inner shell 4 and the outer shell 9 is avoided, resistance is generated, torque force of part of the main rotating shaft 3 is offset, and working efficiency of the servo motor is influenced.
Further, one end lateral wall that preceding lantern ring 5 and back lantern ring 7 kept away from each other is connected with outer bearing 11, preceding lantern ring 5 passes through outer bearing 11 with back lantern ring 7 and connects shell 9, preceding lantern ring 5 is equipped with inner bearing 12 with the one end lateral wall cover that back lantern ring 7 is close to each other, preceding lantern ring 5 passes through inner bearing 12 with back lantern ring 7 and connects inner shell 4, make shell 9 and inner shell 4, stable installation, and leave ring channel 10, preceding lantern ring 5, back lantern ring 7 pass through outer bearing 11 and rotate with shell 9 to be connected, preceding lantern ring 5, back lantern ring 7 passes through inner bearing 12 and rotates with inner shell 4 to be connected, support preceding lantern ring 5 and back lantern ring 7 and can rotate to main pivot 3 when connecting shell 9, inner shell 4.
Further, slot 19 has been seted up to main pivot 3 lateral wall, slot 19 is rectangular form, slot 19 quantity is two, the symmetric distribution is in main pivot 3 upper and lower both sides, main pivot 3 lateral wall and preceding lantern ring 5 inner wall swing joint, can realize servo motor unipolar output and biax output state's fast switch over, main pivot 3 and the coaxial setting of auxiliary shaft 8, auxiliary shaft 8 lateral wall is connected with back lantern ring 7, main pivot 3 is in the rotation process drive back lantern ring 7 rotation through connecting cylinder 6, back lantern ring 7 drives auxiliary shaft 8 and rotates along with main pivot 3 synchronization, realize servo motor's biax output function, make a servo motor can be used to drive the synchronous rotation of two parts.
Further, the inside spout 13 of having seted up of preceding lantern ring 5, spout 13 symmetric distribution is in the upper and lower both sides of preceding lantern ring 5 inner wall, spout 13 inside is provided with inserted block 14, the front lateral wall at inserted block 14 top is connected with driving lever 15, inserted block 14 is connected to driving lever 15, be used for promoting inserted block 14 and remove in spout 13, driving lever 15 inside runs through and is provided with screw 16, rectangular hole 17 has been seted up to spout 13 front side, rectangular hole 17 communicates with each other with spout 13, spout 13 rear side has seted up screw 18, screw 18 quantity is two, be in the rear side of spout 13 upper and lower both sides, be used for inserted block 14 to stretch out completely with the shrink state when being connected with screw 16 respectively.
Further, the number of the inserting blocks 14 is two, the inserting blocks 14 are symmetrically distributed inside the upper side and the lower side of the front lantern ring 5, the width dimension of the inserting blocks 14 is matched with the width dimension of the inner wall of the sliding groove 13, the inserting blocks 14 are slidably connected with the inner wall of the sliding groove 13, the inserting blocks 14 slide in the sliding groove 13, the rapid switching of the single-shaft output and double-shaft output states of the servo motor is realized, the auxiliary rotating shaft 8 is not driven to rotate in the rotating process of the main rotating shaft 3, the servo motor can be used for single-shaft output and double-shaft output, the inserting blocks 14 are inserted into the inserting grooves 19 to enable the main rotating shaft 3 to be connected with the front lantern ring 5, and the front lantern ring 5 is driven to rotate when the main rotating shaft 3 rotates.
Furthermore, the driving lever 15 is integrally connected with the insert block 14, the driving lever 15 penetrates through the long hole 17 to extend out of the front side of the front collar 5, so that the driving lever 15 can be conveniently manually driven to move in the long hole 17, the screw 16 penetrates through the driving lever 15 and the insert block 14 in sequence and is in threaded connection with the screw hole 18, the screw 16 penetrates through the driving lever 15 and the insert block 14 in sequence and is connected with the screw hole 18, and the position of the insert block 14 in the chute 13 is limited.
The application method of the embodiment is as follows: under the condition that a user uses the dual-shaft output of the servo motor, the main rotating shaft 3 and the auxiliary rotating shaft 8 are respectively connected with a part to be driven, then the servo motor is started, the inner rotor 2 of the servo motor rotates to drive the main rotating shaft 3 to rotate, the main rotating shaft 3 drives the front sleeve ring 5 to rotate, the front sleeve ring 5 drives the connecting cylinder 6 to rotate in the annular groove 10, the rear end of the connecting cylinder 6 drives the rear sleeve ring 7 to rotate, the rear sleeve ring 7 drives the auxiliary rotating shaft 8 to synchronously rotate along with the main rotating shaft 3, the dual-shaft output function of the servo motor is realized, under the condition that the single-shaft output of the servo motor is used, the user firstly dials the deflector rod 15 to move towards one side far away from the main rotating shaft 3 in the strip hole 17, places the deflector rod 15 at one end far away from the main rotating shaft 3, the rotating screw 16 is connected with the screw hole 18, the deflector rod 15 and the plug block 14 are limited, at the moment, the deflector rod 15 drives the plug block 14 to separate from the slot 19, the connecting function of the front sleeve ring 5 and the main rotating shaft 3 is canceled, then the main rotating shaft 3 is connected with the part to be driven, the part to rotate after the servo motor is started, the rotor 2 drives the main rotating shaft 3 to rotate, and the part to independently drive the part to rotate.
Finally, it should be noted that: the above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model, but although the present utility model has been described in detail with reference to the above embodiments, it will be apparent to those skilled in the art that modifications and equivalents may be made to the technical solutions described in the above embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (7)
1. A biaxial servo motor device comprising a stator (1), characterized in that: stator (1) inboard is provided with rotor (2), rotor (2) front end is connected with main pivot (3), stator (1) outside cover is equipped with inner shell (4), be connected with preceding lantern ring (5) between main pivot (3) and inner shell (4), preceding lantern ring (5) lateral wall is connected with connecting cylinder (6), the one end that preceding lantern ring (5) was kept away from to connecting cylinder (6) is connected with back lantern ring (7), back lantern ring (7) middle part runs through and is provided with auxiliary shaft (8), inner shell (4) outside cover is equipped with shell (9), there is space formation ring channel (10) between shell (9) and inner shell (4).
2. The biaxial servo motor apparatus according to claim 1, wherein: the connecting cylinder (6) is hollow in the inside and cylindrical, two ends of the connecting cylinder are communicated, inner walls at two ends of the connecting cylinder (6) are integrally connected with the front lantern ring (5) and the rear lantern ring (7) respectively, the outer diameter size of the connecting cylinder (6) is matched with the inner diameter size of the annular groove (10), and the connecting cylinder (6) is not contacted with the inner wall of the outer shell (9) and the outer side wall of the inner shell (4).
3. The biaxial servo motor apparatus according to claim 1, wherein: the outer side wall of one end of the front lantern ring (5) and the outer side wall of one end of the rear lantern ring (7) which are far away from each other are connected with an outer bearing (11), the outer side wall of one end of the front lantern ring (5) and the outer side wall of one end of the rear lantern ring (7) which are close to each other are sleeved with an inner bearing (12), the front lantern ring (5) and the rear lantern ring (7) are rotationally connected with the outer shell (9) through the outer bearing (11), and the front lantern ring (5) and the rear lantern ring (7) are rotationally connected with the inner shell (4) through the inner bearing (12).
4. The biaxial servo motor apparatus according to claim 1, wherein: the side wall of the main rotating shaft (3) is provided with a slot (19), the outer side wall of the main rotating shaft (3) is movably connected with the inner wall of the front lantern ring (5), the main rotating shaft (3) and the auxiliary rotating shaft (8) are coaxially arranged, and the outer side wall of the auxiliary rotating shaft (8) is connected with the rear lantern ring (7).
5. The biaxial servo motor apparatus according to claim 1, wherein: the novel sliding chute is characterized in that a sliding chute (13) is formed in the front collar (5), an inserting block (14) is arranged in the sliding chute (13), a deflector rod (15) is connected to the front side wall of the top of the inserting block (14), a screw (16) penetrates through the deflector rod (15), a long-strip hole (17) is formed in the front side of the sliding chute (13), and a screw hole (18) is formed in the rear side of the sliding chute (13).
6. The dual-axis servo motor apparatus as recited in claim 5, wherein: the plug-in blocks (14) are rectangular blocks, the number of the plug-in blocks (14) is two, the plug-in blocks are symmetrically distributed inside the upper side and the lower side of the front lantern ring (5), the width dimension of the plug-in blocks (14) is matched with the width dimension of the inner wall of the sliding groove (13), the plug-in blocks (14) are in sliding connection with the inner wall of the sliding groove (13), and the plug-in blocks (14) are plugged into the slot (19).
7. The dual-axis servo motor apparatus as recited in claim 5, wherein: the deflector rod (15) is integrally connected with the insert block (14), the deflector rod (15) penetrates through the strip hole (17) to extend out of the front side of the front sleeve ring (5), and the screw (16) penetrates through the deflector rod (15) and the insert block (14) in sequence to be in threaded connection with the screw hole (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320403586.0U CN219477776U (en) | 2023-03-07 | 2023-03-07 | Double-shaft servo motor device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320403586.0U CN219477776U (en) | 2023-03-07 | 2023-03-07 | Double-shaft servo motor device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219477776U true CN219477776U (en) | 2023-08-04 |
Family
ID=87463893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320403586.0U Active CN219477776U (en) | 2023-03-07 | 2023-03-07 | Double-shaft servo motor device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219477776U (en) |
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2023
- 2023-03-07 CN CN202320403586.0U patent/CN219477776U/en active Active
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