CN219549506U - Chain transmission mechanism of industrial robot - Google Patents
Chain transmission mechanism of industrial robot Download PDFInfo
- Publication number
- CN219549506U CN219549506U CN202223282393.9U CN202223282393U CN219549506U CN 219549506 U CN219549506 U CN 219549506U CN 202223282393 U CN202223282393 U CN 202223282393U CN 219549506 U CN219549506 U CN 219549506U
- Authority
- CN
- China
- Prior art keywords
- chain
- industrial robot
- transmission
- fixedly connected
- screw rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Manipulator (AREA)
Abstract
The utility model belongs to the technical field of chain transmission mechanisms of robots, in particular to a chain transmission mechanism of an industrial robot, which aims at the problem that the chain transmission mechanism of the existing industrial robot can generate the jumping situation when rotating for a long time, and is generally provided with a gear jumping prevention mechanism, but when the gear jumping prevention mechanism is driven, the gear jumping prevention mechanism needs manual adjustment one by one, which wastes time and labor, and reduces the working efficiency. The utility model has simple structure, can finish preventing the tooth jump through a single tooth jump preventing mechanism when the tooth jump is needed, saves time and labor, improves the working efficiency and is convenient for people to use.
Description
Technical Field
The utility model relates to the technical field of chain transmission mechanisms of robots, in particular to a chain transmission mechanism of an industrial robot.
Background
Chain transmission is a transmission mode in which motion and power of a driving sprocket having a special tooth form is transmitted to a driven sprocket having a special tooth form through a chain. Chain drives have a number of advantages over belt drives: no slipping phenomenon; the accurate average transmission ratio can be maintained; the axial pressure is smaller; the power of transmission is great, and efficiency is higher, can transmit great circumference force when low-speed, compares with gear drive: the chain transmission has the advantages of simple structure, convenient installation and low cost, has a larger transmission center distance application range (the maximum center distance can reach more than ten meters), and can work under severe conditions such as high temperature, dustiness, greasy dirt and the like. The chain transmission is mainly used for occasions with larger center distance, accurate average transmission ratio and severe working environment, and is widely applied to machines such as agriculture, mines, buildings, petroleum, chemical industry, lifting transportation and the like. The chain transmission structure is applied to the field of robot transmission, the advantages of chain transmission can be highlighted through a certain design, and the characteristics of transmission noise, unstable transmission and the like are reduced.
The existing chain transmission mechanism of the industrial robot can generate the condition of jumping teeth when rotating for a long time, and is generally provided with a preventive jumping tooth mechanism, but when the preventive jumping tooth mechanism is driven, manual driving adjustment is needed one by one, time and labor are wasted, and the working efficiency is reduced.
Disclosure of Invention
The utility model aims to solve the problems that the conventional chain transmission mechanism of an industrial robot can generate the situation of jumping teeth during long-term rotation, and a gear jumping prevention mechanism is generally arranged, but when the gear jumping prevention mechanism is driven, manual one by one driving adjustment is needed, time and labor are wasted, and the working efficiency is reduced.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a chain drive mechanism of industrial robot, includes the transmission case, fixed mounting has the framework on the transmission case, and fixed mounting has left side case and right side case on the both sides inner wall of framework respectively, and one side of left side case and right side case is all fixed mounting has the extension board, and left side case and right side case rotate respectively and are connected with left side screw rod and right side screw rod, are connected with first drive wheel and second drive wheel on left side screw rod and the right side screw rod respectively, and the transmission is connected with the drive belt between first drive wheel and the second drive wheel, is equipped with in the framework and prevents jumping tooth mechanism.
Preferably, the two support plates are respectively and rotatably connected with a rotating shaft, the two rotating shafts are respectively and fixedly connected with a transmission gear, and a chain is meshed and connected between the two transmission gears.
Preferably, the anti-jump tooth mechanism comprises two upper sleeves, two lower sleeves, two first dragging plates, two second dragging plates, two upper guide seats, two lower guide seats, two first guide wheels and two second guide wheels, wherein the two upper sleeves are respectively in threaded connection with one ends of a left screw rod and a right screw rod, and the two lower sleeves are respectively in threaded connection with the left screw rod and the right screw rod.
Preferably, the two first dragging plates are fixedly connected with the two upper sleeves respectively, the two second dragging plates are fixedly connected with the two lower sleeves respectively, the two upper guide seats are fixedly connected with the two first dragging plates respectively, the two lower guide seats are fixedly connected with the two second dragging plates respectively, the two first guide wheels are respectively arranged on the two upper guide seats, the two second guide wheels are respectively arranged on the two lower guide seats, the two upper guide seats and the two lower guide seats can drive the two first guide wheels and the two second guide wheels to move to the upper part and the lower part of the chain and squeeze the chain, so that the chain is tightly attached to the two transmission gears.
Preferably, a motor is fixedly arranged at the bottom of the transmission case, and an output shaft of the motor is fixedly connected with the left screw.
Compared with the prior art, the utility model has the advantages that:
according to the scheme, the two upper guide seats and the two lower guide seats are arranged to drive the two first guide wheels and the two second guide wheels to move to the upper part and the lower part of the chain, and the chain is extruded, so that the chain is tightly attached to the two transmission gears, and the purpose of preventing tooth jumping is achieved.
The utility model has simple structure, can finish preventing the tooth jump through a single tooth jump preventing mechanism when the tooth jump is needed, saves time and labor, improves the working efficiency and is convenient for people to use.
Drawings
Fig. 1 is a schematic structural view of a chain transmission mechanism of an industrial robot according to the present utility model;
fig. 2 is a schematic perspective view of a lower guide seat of a chain transmission mechanism of an industrial robot according to the present utility model;
fig. 3 is a schematic diagram of a portion a of a chain transmission mechanism of an industrial robot according to the present utility model.
In the figure: 1. a transmission case; 2. a frame; 3. a left side case; 4. a right side case; 5. a support plate; 6. a left side screw; 7. a right side screw; 8. a first driving wheel; 9. a second driving wheel; 10. a transmission belt; 11. a rotating shaft; 12. a transmission gear; 13. a chain; 14. an upper sleeve; 15. a lower sleeve; 16. a first drag plate; 17. a second dragging plate; 18. an upper guide seat; 19. a lower guide seat; 20. the first guide wheel; 21. the second guide wheel; 22. and a motor.
Detailed Description
The technical solutions of the present embodiment will be clearly and completely described below with reference to the drawings in the present embodiment, and it is apparent that the described embodiments are only some embodiments of the present embodiment, not all embodiments.
Example 1
Referring to fig. 1-3, a chain transmission mechanism of an industrial robot comprises a transmission case 1, wherein a frame body 2 is fixedly installed on the transmission case 1, a left case 3 and a right case 4 are fixedly installed on the inner walls of two sides of the frame body 2 respectively, a support plate 5 is fixedly installed on one side of the left case 3 and one side of the right case 4 respectively, a left screw rod 6 and a right screw rod 7 are respectively and rotatably connected to the left case 3 and the right case 4 respectively, a first transmission wheel 8 and a second transmission wheel 9 are respectively and fixedly connected to the left screw rod 6 and the right screw rod 7, a transmission belt 10 is connected between the first transmission wheel 8 and the second transmission wheel 9 in a transmission way, and a tooth jump preventing mechanism is arranged in the frame body 2.
In this embodiment, two support plates 5 are rotatably connected with rotating shafts 11, two rotating shafts 11 are fixedly connected with transmission gears 12, and a chain 13 is meshed between the two transmission gears 12.
In this embodiment, the anti-gear jump mechanism includes two upper sleeves 14, two lower sleeves 15, two first dragging plates 16, two second dragging plates 17, two upper guide holders 18, two lower guide holders 19, two first guide wheels 20 and two second guide wheels 21, the two upper sleeves 14 are respectively in threaded connection with one ends of the left screw rod 6 and the right screw rod 7, and the two lower sleeves 15 are respectively in threaded connection with the left screw rod 6 and the right screw rod 7.
In this embodiment, two first dragging plates 16 are fixedly connected with two upper sleeves 14 respectively, two second dragging plates 17 are fixedly connected with two lower sleeves 15 respectively, two upper guide holders 18 are fixedly connected with two first dragging plates 16 respectively, two lower guide holders 19 are fixedly connected with two second dragging plates 17 respectively, two first guide wheels 20 are respectively arranged on two upper guide holders 18, two second guide wheels 21 are respectively arranged on two lower guide holders 19, two upper guide holders 18 and two lower guide holders 19 can drive two first guide wheels 20 and two second guide wheels 21 to move to the upper part and the lower part of the chain 13, and squeeze the chain 13, so that the chain 13 is tightly attached to the two transmission gears 12.
In the embodiment, a motor 22 is fixedly arranged at the bottom of the transmission case 1, and an output shaft of the motor 22 is fixedly connected with the left screw 6.
In this embodiment, when the chain transmission mechanism of the industrial robot is used, the motor 22 is started, the output shaft of the motor 22 drives the left screw rod 6 to rotate, the left screw rod 6 drives the first driving wheel 8 to rotate, the first driving wheel 8 drives the second driving wheel 9 to rotate through the driving belt 10, the second driving wheel 9 drives the right screw rod 7 to rotate, the left screw rod 6 and the right screw rod 7 drive the two upper sleeves 14 and the two lower sleeves 15 to move, the two upper sleeves 14 and the two lower sleeves 15 drive the two first dragging plates 16 and the two second dragging plates 17 to move, the two first dragging plates 16 and the two second dragging plates 17 drive the two upper guide seats 18 and the two lower guide seats 19 to move, the two upper guide seats 18 and the two lower guide seats 19 drive the two first guide wheels 20 and the two second guide wheels 21 to move to the upper portion and the lower portion of the chain 13, and squeeze the chain 13, so that the chain 13 is tightly attached to the two driving gears 12, and teeth are prevented.
Example two
In this embodiment, two support plates 5 are provided with oil guns and electric push rods, and one ends of the two electric push rods are respectively connected with the oil push rods of the two oil guns.
The difference between this embodiment and the first embodiment is that: the two electric push rods drive the two oil push rods to move, oil in the two oil guns is extruded on the two transmission gears 12, the lubrication effect of the two transmission gears 12 is guaranteed, all structures in the utility model can be used for selecting materials and lengths according to actual use conditions, the drawings are schematic structural diagrams, and specific actual sizes can be properly adjusted.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art will be able to apply equally to the technical solution of the present utility model and the inventive concept thereof, within the scope of the present utility model.
Claims (6)
1. The utility model provides a chain drive mechanism of industrial robot, includes transmission case (1), its characterized in that, fixed mounting has framework (2) on transmission case (1), on the both sides inner wall of framework (2) respectively fixed mounting have left side case (3) and right side case (4), one side of left side case (3) and right side case (4) is all fixed mounting has extension board (5), rotate respectively in left side case (3) and right side case (4) and be connected with left side screw rod (6) and right side screw rod (7), fixedly connected with first drive wheel (8) and second drive wheel (9) on left side screw rod (6) and right side screw rod (7) respectively, drive between first drive wheel (8) and second drive wheel (9) is connected with conveyer belt (10), be equipped with in framework (2) and prevent jumping tooth mechanism.
2. The chain transmission mechanism of the industrial robot according to claim 1, wherein the two support plates (5) are rotatably connected with rotating shafts (11), the two rotating shafts (11) are fixedly connected with transmission gears (12), and a chain (13) is meshed and connected between the two transmission gears (12).
3. The chain transmission mechanism of an industrial robot according to claim 1, wherein the anti-tooth jump mechanism comprises two upper sleeves (14), two lower sleeves (15), two first dragging plates (16), two second dragging plates (17), two upper guide seats (18), two lower guide seats (19), two first guide wheels (20) and two second guide wheels (21), the two upper sleeves (14) are respectively in threaded connection with one ends of a left screw (6) and a right screw (7), and the two lower sleeves (15) are respectively in threaded connection with the left screw (6) and the right screw (7).
4. A chain drive for an industrial robot according to claim 3, characterized in that two first dragging plates (16) are fixedly connected with two upper bushings (14) respectively, two second dragging plates (17) are fixedly connected with two lower bushings (15) respectively, and two upper guide shoes (18) are fixedly connected with two first dragging plates (16) respectively.
5. A chain drive mechanism for an industrial robot according to claim 3, characterized in that the two lower guide shoes (19) are fixedly connected with the two second dragging plates (17) respectively, the two first guide wheels (20) are arranged on the two upper guide shoes (18) respectively, and the two second guide wheels (21) are arranged on the two lower guide shoes (19) respectively.
6. The chain transmission mechanism of the industrial robot according to claim 1, wherein a motor (22) is fixedly arranged at the bottom of the transmission box (1), and an output shaft of the motor (22) is fixedly connected with the left screw (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223282393.9U CN219549506U (en) | 2022-12-08 | 2022-12-08 | Chain transmission mechanism of industrial robot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223282393.9U CN219549506U (en) | 2022-12-08 | 2022-12-08 | Chain transmission mechanism of industrial robot |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219549506U true CN219549506U (en) | 2023-08-18 |
Family
ID=87703997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223282393.9U Active CN219549506U (en) | 2022-12-08 | 2022-12-08 | Chain transmission mechanism of industrial robot |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219549506U (en) |
-
2022
- 2022-12-08 CN CN202223282393.9U patent/CN219549506U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203585256U (en) | Planetary differential speed reducer for crane | |
| CN219549506U (en) | Chain transmission mechanism of industrial robot | |
| CN204647162U (en) | One-level cone tooth input planet gear case with pressure lubrication | |
| CN111056477A (en) | Double-power cylinder type lifting multistage electric cylinder based on AGV equipment | |
| CN203257994U (en) | Two-stage planetary center transmission mill speed reducer | |
| CN207178275U (en) | A kind of high rotating speed gear input shaft for water pump | |
| CN2854209Y (en) | Double-planet reducing machine of building construction lifter | |
| CN212616199U (en) | Double-horizontal-shaft stirring speed reducer | |
| CN202937772U (en) | Gear transmission structure of gear box speed reducer | |
| CN2196211Y (en) | Transmission mechanismf or reducing gear box | |
| CN208763487U (en) | A kind of garage PCX pair of chain drive mechanism | |
| CN215487457U (en) | Speed change gear of electric high-pressure cleaning machine | |
| CN202414935U (en) | Elevator traction machine | |
| CN212301194U (en) | Synchronous lifting device for float-sink experimental coal tray | |
| CN211875061U (en) | Right-angle planetary reducer convenient for adjusting installation precision of spiral bevel gear | |
| CN208185355U (en) | A kind of roll squeezer speed reducer with differential gear train | |
| CN219954153U (en) | Reversing mechanism | |
| CN215763079U (en) | Low-noise single-stage helical-tooth double-support planetary reducer | |
| CN219823216U (en) | Driving assembly for cable tractor | |
| CN2211983Y (en) | External mounted motor driven roller | |
| CN218817895U (en) | Planetary speed reducer for heavy industrial mixer | |
| CN217633773U (en) | Intelligent speed reducer | |
| CN202001560U (en) | Hydrostatic walking reducing gear | |
| CN220134529U (en) | High-strength durable worm gear reducer | |
| CN201753240U (en) | Hydrostatic variable-amplitude hoisting speed reducer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |