CN213135840U - Synchronous driving device for working table - Google Patents
Synchronous driving device for working table Download PDFInfo
- Publication number
- CN213135840U CN213135840U CN202020869136.7U CN202020869136U CN213135840U CN 213135840 U CN213135840 U CN 213135840U CN 202020869136 U CN202020869136 U CN 202020869136U CN 213135840 U CN213135840 U CN 213135840U
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- transmission shaft
- servo motor
- electric jar
- synchronizing wheel
- transmission
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Abstract
The utility model aims at providing a workstation synchronous drive device that job stabilization is reliable, usable space is big and simple structure. The utility model discloses a servo motor, transmission shaft, motion platform and two electric jar, servo motor with the transmission shaft transmission is connected, the both ends of transmission shaft are respectively with two the power input end of electric jar is connected, motion platform's both ends respectively with two the expansion end fixed connection of electric jar, two the equal perpendicular to of electric jar the axial setting of transmission shaft. The utility model discloses be applied to drive arrangement's technical field.
Description
Technical Field
The utility model discloses be applied to drive arrangement's technical field, in particular to workstation synchronous drive device.
Background
The workbench is a motion execution component of high-precision detection equipment and high-precision processing equipment, is a core component for ensuring the technical indexes of the equipment, and can realize the relative motion between a moving part and a fixed part. The automation of the workbench can greatly reduce the labor intensity and improve the labor productivity. Meanwhile, in the field of numerical control machines, the machining precision of a common-grade numerical control machine is improved to 5 micrometers from 10 micrometers, a precision-grade machining center is improved to 1-1.5 micrometers from 3-5 micrometers, and the precision of ultra-precision machining begins to enter 0.1 micrometer in nanometer level, so that the precision requirement on a workbench is higher and higher. The driving mode that present unipolar mobile workbench used commonly has two kinds: 1. the mode that one side of the electric cylinder is driven and the other side of the linear guide rail is assisted is adopted, however, the stress on the two sides is unbalanced, and the platform is possibly twisted or even blocked; 2. adopt both sides linear guide supplementary, set up electric jar drive platform between two linear guide and remove, the electric jar can occupy the space of equipment in this mode, is not convenient for place other operating device. The electric cylinder is a modularized product which integrally designs the servo motor and the lead screw, and converts the rotary motion of the servo motor into linear motion.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that overcome prior art not enough, provide a workstation synchronous drive device that job stabilization is reliable, usable space is big and simple structure.
The utility model adopts the technical proposal that: the utility model discloses a servo motor, transmission shaft, motion platform and two electric jar, servo motor with the transmission shaft transmission is connected, the both ends of transmission shaft are respectively with two the power input end of electric jar is connected, motion platform's both ends respectively with two the expansion end fixed connection of electric jar, two the equal perpendicular to of electric jar the axial setting of transmission shaft.
According to the scheme, the screw rod parts of the two electric cylinders are linked through the transmission shaft, so that the two ends of the motion platform can synchronously move, and the moving precision and the stability of the motion platform are improved. The servo motor is in transmission connection with the transmission shaft to synchronously drive the two electric cylinders to work. The two electric cylinders are respectively arranged at the two ends of the motion platform, so that more expandable spaces are provided for the motion platform, and meanwhile, the servo motor is arranged at one end of each of the two electric cylinders, so that enough space is reserved in the middle for the motion platform to move.
According to a preferable scheme, an output shaft of the servo motor is connected with a speed reducer, the servo motor is in transmission connection with the transmission shaft through a transmission mechanism, the transmission mechanism comprises a first synchronizing wheel and a second synchronizing wheel, the first synchronizing wheel is fixedly connected with an output end of the speed reducer, the second synchronizing wheel is fixedly connected with the transmission shaft, and the first synchronizing wheel is linked with the second synchronizing wheel through a synchronous belt.
According to the scheme, the speed reducer is arranged to reduce the rotating speed of the transmission shaft, the output torque of the servo motor is improved, and the electric cylinders can stably and reliably drive the motion platform to move. The first synchronizing wheel and the second synchronizing wheel are used for the servo motor to output power to the transmission shaft.
One preferred scheme is, the utility model discloses still include the mount, the mount includes diaphragm and spacing bearing frame, spacing bearing frame is fixed the middle part of diaphragm, be provided with on the spacing bearing frame with the bearing of transmission shaft looks adaptation, servo motor and two the electric jar all with diaphragm fixed connection.
According to the scheme, the servo motor and the two electric cylinders are fixed through the fixing frame. Through set up on the diaphragm spacing bearing frame, and then for the transmission shaft provides spacing and support, ensures the reliable and stable operation of transmission shaft. Meanwhile, the smooth operation of the transmission shaft is ensured through the bearing on the limited bearing seat.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the exploded structure of the present invention;
fig. 3 is an enlarged view of a portion a in fig. 2.
Detailed Description
As shown in fig. 1 to 3, in this embodiment, the utility model discloses a servo motor 1, transmission shaft 2, motion platform 3 and two electric jar 4, servo motor 1 with 2 transmissions of transmission shaft are connected, the both ends of transmission shaft 2 respectively with two the power input end of electric jar 4 is connected, motion platform 3's both ends respectively with two the expansion end fixed connection of electric jar 4, two the equal perpendicular to of electric jar 4 the axial setting of transmission shaft 2.
The output shaft of the servo motor 1 is connected with a speed reducer 5, the servo motor 1 is in transmission connection with the transmission shaft 2 through a transmission mechanism, the transmission mechanism comprises a first synchronizing wheel 6 and a second synchronizing wheel 7, the first synchronizing wheel 6 is fixedly connected with the output end of the speed reducer 5, the second synchronizing wheel 7 is fixedly connected with the transmission shaft 2, and the first synchronizing wheel 6 is linked with the second synchronizing wheel 7 through a synchronous belt 8.
The utility model discloses still include the mount, the mount includes diaphragm 9 and spacing bearing frame 10, spacing bearing frame 10 is fixed the middle part of diaphragm 9, be provided with on the spacing bearing frame 10 with the bearing of 2 looks adaptations of transmission shaft, transmission shaft 2 is in through this bearing rotate on the spacing bearing frame 10, servo motor 1 and two electricity jar 4 all with diaphragm 9 fixed connection. The transmission shaft 2 is connected with a power input shaft of the electric cylinder 4 through a coupler, the transverse plate 9 is further provided with two end bearing blocks, and the two end bearing blocks are provided with bearings matched with the power input shaft.
The utility model discloses a theory of operation:
the servo motor 1 drives the transmission shaft 2 to rotate through the transmission mechanism. The transmission shaft 2 synchronously drives the screw rod parts of the two electric cylinders 4 to move, so that the movable ends of the two electric cylinders 4 synchronously move, and the moving platform 3 is driven to do reciprocating linear motion along the length direction of the electric cylinders 4.
Claims (3)
1. Workstation synchronous drive device, its characterized in that: it includes servo motor (1), transmission shaft (2), motion platform (3) and two electric jar (4), servo motor (1) with transmission shaft (2) transmission is connected, the both ends of transmission shaft (2) respectively with two the power input end of electric jar (4) is connected, the both ends of motion platform (3) respectively with two the expansion end fixed connection of electric jar (4), two electric jar (4) equal perpendicular to the axial setting of transmission shaft (2).
2. The table synchronous drive device according to claim 1, characterized in that: the output shaft of servo motor (1) is connected with reduction gear (5), servo motor (1) through drive mechanism with transmission shaft (2) transmission is connected, drive mechanism includes first synchronizing wheel (6) and second synchronizing wheel (7), first synchronizing wheel (6) with the output fixed connection of reduction gear (5), second synchronizing wheel (7) with transmission shaft (2) fixed connection, first synchronizing wheel (6) through hold-in range (8) with second synchronizing wheel (7) linkage.
3. The table synchronous drive device according to claim 1, characterized in that: it still includes the mount, the mount includes diaphragm (9) and spacing bearing frame (10), spacing bearing frame (10) are fixed the middle part of diaphragm (9), be provided with on spacing bearing frame (10) with the bearing of transmission shaft (2) looks adaptation, servo motor (1) and two electric jar (4) all with diaphragm (9) fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020869136.7U CN213135840U (en) | 2020-05-22 | 2020-05-22 | Synchronous driving device for working table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020869136.7U CN213135840U (en) | 2020-05-22 | 2020-05-22 | Synchronous driving device for working table |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213135840U true CN213135840U (en) | 2021-05-07 |
Family
ID=75723693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020869136.7U Active CN213135840U (en) | 2020-05-22 | 2020-05-22 | Synchronous driving device for working table |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213135840U (en) |
-
2020
- 2020-05-22 CN CN202020869136.7U patent/CN213135840U/en active Active
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