CN210397476U

CN210397476U - Transmission shaft for industrial robot

Info

Publication number: CN210397476U
Application number: CN201920372627.8U
Authority: CN
Inventors: 裴维珍; 尚玉荣
Original assignee: Wuhu Oulan Electronic Technology Co Ltd
Current assignee: Wuhu Oulan Electronic Technology Co Ltd
Priority date: 2019-03-22
Filing date: 2019-03-22
Publication date: 2020-04-24
Anticipated expiration: 2029-03-22

Abstract

The utility model discloses a transmission shaft for industrial robot, including drive wheel, first transmission shaft and second pivot fixed block, drive wheel one side is connected with first pivot fixed block, wherein, first pivot fixed block one side is fixed with the mount, mount one side is connected with rotatory piece, rotatory piece one side is connected with the threaded rod, the connecting rod has been cup jointed to threaded rod one side, connecting rod one end is fixed with first dead lever, the first dead lever other end is connected with the telescopic link. The utility model discloses it can rotate through rotatory piece to be provided with the threaded rod to can drive the connecting rod when the threaded rod rotates and slide, can promote the telescopic link when the connecting rod is gliding and extend, thereby can promote the bolt when the telescopic link extends and remove, can drive the slide bar when the bolt removes and slide with first spout, can extrude first spring when the slide bar slides, make things convenient for and be connected between first pivot fixed block and the drive wheel.

Description

Transmission shaft for industrial robot

Technical Field

The utility model relates to a transmission shaft technical field specifically is a transmission shaft for industrial robot.

Background

The transmission shaft is a high-speed, low-bearing rotating body, so that the dynamic balance of the transmission shaft is crucial. The dynamic balance test is carried out on a general transmission shaft before leaving a factory, and the transmission shaft is adjusted on a balancing machine. The transmission shaft generally uses large-scale equipment, for example car, industrial robot etc. all need use, and current transmission shaft is generally fixed through the nut, and the nut is fixed to have the easy hidden danger that loosens, and can not stretch out and draw back between the transmission shaft, all is the defect that current transmission shaft exists.

The transmission shaft for the industrial robot on the market at present has many defects, the transmission shaft is inconvenient to be connected with the driving wheel, the transmission shaft is inconvenient to be disassembled, and the transmission shaft is inconvenient to stretch, so that the technology capable of improving the structure of the transmission shaft for the industrial robot is urgently needed on the market to perfect the equipment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a transmission shaft for industrial robot to solve the defect that there are many in the transmission shaft for industrial robot on the existing market that above-mentioned background art provided, inconvenient being connected between transmission shaft and the drive wheel, the transmission shaft is inconvenient to be dismantled, the inconvenient problem that stretches out and draws back that carries on of transmission shaft.

In order to achieve the above object, the utility model provides a following technical scheme: a transmission shaft for an industrial robot comprises a driving wheel, a first connecting shaft and a second connecting shaft, wherein one side of the driving wheel is connected with a first rotating shaft fixing block, a fixing frame is fixed on one side of the first rotating shaft fixing block, a rotating block is connected on one side of the fixing frame, a threaded rod is connected on one side of the rotating block, a connecting rod is sleeved on one side of the threaded rod, a first fixing rod is fixed at one end of the connecting rod, the other end of the first fixing rod is connected with a telescopic rod, one end of the telescopic rod far away from the first fixing rod is connected with a bolt, a sliding rod is fixed on one side of the bolt, one end of the sliding rod far away from the bolt is connected with a first sliding chute, a first spring is installed on one side of the sliding rod, the first connecting shaft penetrates through the inside of the first rotating shaft fixing block, a, the connecting groove is connected with a moving block on one side, a second spring is installed on one side of the moving block, a guide block is fixed on one side of the second spring, a second rotating shaft fixing block is connected on one side of the connecting groove, a first rotating shaft is connected on one side of the second rotating shaft fixing block, a blocking block is fixed at one end of the first rotating shaft far away from the second rotating shaft fixing block, a second sliding groove is connected on one side of the blocking block, a sliding block is connected on one side of the second sliding groove, a gear is connected on one side of the sliding block, and one end of the gear far away from the first rotating.

Preferably, the connecting rod, the telescopic rod and the bolt are strip-shaped, and a linkage mechanism is arranged among the connecting rod, the telescopic rod and the bolt.

Preferably, the sliding rod is in sliding connection with the first sliding groove, and the maximum sliding distance of the sliding rod does not exceed the length of the first sliding groove.

Preferably, a telescopic structure is formed between the moving block and the second spring, and the maximum telescopic size of the moving block does not exceed the self deformation of the second spring.

Preferably, the circle center of the first rotating shaft and the circle center of the gear are on the same straight line, a telescopic structure is arranged between the first rotating shaft and the gear, and the maximum telescopic size of the first rotating shaft does not exceed the deformation amount of the gear.

Preferably, the second sliding groove and the sliding block are both cylindrical, the second sliding groove is in sliding connection with the sliding block, and the maximum sliding distance of the sliding block does not exceed the length of the second sliding groove.

Compared with the prior art, the beneficial effects of the utility model are that: 1. the threaded rod can rotate through the rotary rotating block, so that the threaded rod can drive the connecting rod to slide when rotating, the connecting rod can push the telescopic rod to extend when sliding, the telescopic rod can push the bolt to move when extending, the sliding rod can be driven to slide with the first sliding groove when moving, the first spring can be extruded when the sliding rod slides, and the first rotating shaft fixing block can be conveniently connected with the driving wheel; 2. the guide block can be pushed to slide along the second linkage shaft and the connecting groove, so that the guide block can extrude the moving block when sliding, the moving block can extrude the second spring when being extruded, and therefore when the moving block pushes out the connecting groove, the second spring can reset the moving block, the moving block is clamped with the second rotating shaft fixing block, and the transmission shaft is convenient to mount; 3. it can rotate through first rotation axis to be provided with the gear to can drive the second rotation axis during gear revolve and rotate, thereby make and form the linkage between first rotation axis and the second rotation axis, can also stretch through first rotation axis, so that slider and second spout slide, thereby the slider can receive the stopper to block when sliding to first rotation axis one end and block, make things convenient for the transmission shaft to stretch out and draw back at first rotation axis, second rotation axis and gear at the during operation.

Drawings

FIG. 1 is a schematic side view of the cross-sectional structure of the present invention;

FIG. 2 is an enlarged schematic view of part A of the present invention;

fig. 3 is an enlarged schematic view of the part B of the present invention.

In the figure: 1. the driving wheel, 2, first pivot fixed block, 3, the mount, 4, rotatory piece, 5, the threaded rod, 6, the connecting rod, 7, first dead lever, 8, the telescopic link, 9, the bolt, 10, the slide bar, 12, first spout, 11, first spring, 13, first interlock axle, 14, second interlock axle, 15, the spread groove, 16, the movable block, 17, the second spring, 18, the guide block, 19, the second pivot fixed block, 20, first rotation axis, 21, stop the piece, 22, the second spout, 23, the slider, 24, the gear, 25, the second rotation axis.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a transmission shaft for an industrial robot comprises a driving wheel 1, a first rotating shaft fixing block 2, a fixing frame 3, a rotating block 4, a threaded rod 5, a connecting rod 6, a first fixing rod 7, an expansion link 8, a bolt 9, a sliding rod 10, a first sliding groove 12, a first spring 11, a first connecting shaft 13, a second connecting shaft 14, a connecting groove 15, a moving block 16, a second spring 17, a guide block 18, a second rotating shaft fixing block 19, a first rotating shaft 20, a blocking block 21, a second sliding groove 22, a sliding block 23, a gear 24 and a second rotating shaft 25, wherein the first rotating shaft fixing block 2 is connected to one side of the driving wheel 1, the fixing frame 3 is fixed to one side of the first rotating shaft fixing block 2, the rotating block 4 is connected to one side of the fixing frame 3, the threaded rod 5 is connected to one side of the rotating block 4, the connecting rod 6 is sleeved to one side of the threaded rod 5, the connecting, and a linkage mechanism is arranged among the connecting rod 6, the telescopic rod 8 and the bolt 9, the threaded rod 5 can drive the connecting rod 6 to slide when rotating, the connecting rod 6 can drive the telescopic rod 8 to extend while sliding, the bolt 9 can be driven to move when the telescopic rod 8 extends, a first fixing rod 7 is fixed at one end of the connecting rod 6, the other end of the first fixing rod 7 is connected with the telescopic rod 8, the bolt 9 is connected at one end of the telescopic rod 8 far away from the first fixing rod 7, a sliding rod 10 is fixed at one side of the bolt 9, the sliding rod 10 is in sliding connection with a first sliding chute 12, the maximum sliding distance of the sliding rod 10 is not more than the length of the first sliding chute 12, the sliding rod 10 can be driven to slide with the first sliding chute 12 when moving, the sliding rod 10 can extrude a first spring 11 when sliding, and the first spring 11 can limit the bolt 9 when being extruded, a first sliding groove 12 is connected to one end of the sliding rod 10 far away from the bolt 9, a first spring 11 is installed on one side of the sliding rod 10, the first connecting shaft 13 penetrates through the first rotating shaft fixing block 2, a second connecting shaft 14 penetrates through the first connecting shaft 13, a connecting groove 15 is connected to one side of the second connecting shaft 14, a moving block 16 is connected to one side of the connecting groove 15, a telescopic structure is formed between the moving block 16 and a second spring 17, the maximum telescopic size of the moving block 16 is not more than the self deformation of the second spring 17, the moving block 16 can be extruded when the guide block 18 slides, the second spring 17 can be extruded when the moving block 16 is extruded, when the moving block 16 pushes out the connecting groove 15, the second spring 17 can reset the moving block 16, so that the moving block 16 is clamped with the second rotating shaft fixing block 19, and the second spring 17 is installed on one side of the moving block 16, a guide block 18 is fixed on one side of the second spring 17, the second rotating shaft fixing block 19 is connected on one side of the connecting groove 15, a first rotating shaft 20 is connected on one side of the second rotating shaft fixing block 19, the circle center of the first rotating shaft 20 and the circle center of the gear 24 are on the same straight line, a telescopic structure is formed between the first rotating shaft 20 and the gear 24, the maximum telescopic size of the first rotating shaft 20 is not more than the deformation of the gear 24, the gear 24 rotates through the first rotating shaft 20, the gear 24 drives the second rotating shaft 25 to rotate when rotating, so that linkage is formed between the first rotating shaft 20 and the second rotating shaft 25, a blocking block 21 is fixed on one end of the first rotating shaft 20 far away from the second rotating shaft fixing block 19, a second sliding groove 22 is connected on one side of the blocking block 21, the second sliding groove 22 and the sliding block 23 are both cylindrical, and the second sliding groove 22 and the sliding block 23 are in, and the maximum sliding distance of the sliding block 23 does not exceed the length of the second sliding groove 22, the sliding block 23 and the second sliding groove 22 can slide by stretching the first rotating shaft 20, the sliding block 23 is blocked by the blocking block 21 when sliding to one end of the first rotating shaft 20, one side of the second sliding groove 22 is connected with the sliding block 23, one side of the sliding block 23 is connected with a gear 24, and one end of the gear 24 far away from the first rotating shaft 20 is connected with a second rotating shaft 25.

When the transmission shaft for the industrial robot is used, the transmission shaft for the industrial robot needs to be simply known at first, before the transmission shaft is used, a first rotating shaft fixing block 2 is butted with a driving wheel 1, a rotating block 4 enables a threaded rod 5 to rotate, the threaded rod 5 drives a connecting rod 6 to slide when rotating, the connecting rod 6 can push a telescopic rod 8 to extend when sliding, the telescopic rod 8 can push a bolt 9 to move when extending, the bolt 9 can drive a sliding rod 10 to slide with a first sliding groove 12 when moving, the sliding rod 10 can push a first spring 11 when sliding, the first spring 11 can limit the bolt 9 when being extruded, the bolt 9 moves into the driving wheel 1, the first rotating shaft fixing block 2 is fixed with the driving wheel 1, then a guide block 18 is connected with a connecting groove 15, and a second linkage shaft 14 is pushed to enable the guide block 18 to slide with the connecting groove 15, the guide block 18 can extrude the moving block 16 when sliding, the moving block 16 can extrude the second spring 17 when being extruded, when the moving block 16 is pushed out of the connecting groove 15, the second spring 17 can reset the moving block 16, so that the moving block 16 is clamped with the second rotating shaft fixing block 19, the transmission shaft can work after installation is completed, the driving wheel 1 can drive the first rotating shaft 20 to rotate, the first rotating shaft 20 rotates to drive the gear 24 to rotate, the gear 24 rotates to drive the second rotating shaft 25 to rotate, so that linkage is formed between the first rotating shaft 20 and the second rotating shaft 25, the driving wheel 1 can stretch the first rotating shaft 20 when rotating, the sliding block 23 and the second sliding groove 22 slide when the first rotating shaft 20 stretches, the sliding block 23 can be blocked by the blocking block 21 when sliding to one end of the first rotating shaft 20, so that the first rotating shaft 20 and the second rotating shaft 25 can stretch while rotating, those not described in detail in this specification are within the skill of the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a transmission shaft for industrial robot, includes drive wheel (1), first connecting shaft (13) and second pivot fixed block (19), its characterized in that: the device is characterized in that one side of the driving wheel (1) is connected with a first rotating shaft fixing block (2), wherein one side of the first rotating shaft fixing block (2) is fixedly provided with a fixing frame (3), one side of the fixing frame (3) is connected with a rotating block (4), one side of the rotating block (4) is connected with a threaded rod (5), one side of the threaded rod (5) is sleeved with a connecting rod (6), one end of the connecting rod (6) is fixedly provided with a first fixing rod (7), the other end of the first fixing rod (7) is connected with a telescopic rod (8), one end of the telescopic rod (8) far away from the first fixing rod (7) is connected with a bolt (9), one side of the bolt (9) is fixedly provided with a sliding rod (10), one end of the sliding rod (10) far away from the bolt (9) is connected with a first sliding chute (12), one side of the sliding rod (10) is provided with a, a second linkage shaft (14) penetrates through the first linkage shaft (13), one side of the second linkage shaft (14) is connected with a connecting groove (15), one side of the connecting groove (15) is connected with a moving block (16), one side of the moving block (16) is provided with a second spring (17), a guide block (18) is fixed on one side of the second spring (17), the second rotating shaft fixing block (19) is connected on one side of the connecting groove (15), one side of the second rotating shaft fixing block (19) is connected with a first rotating shaft (20), one end of the first rotating shaft (20) far away from the second rotating shaft fixing block (19) is fixed with a blocking block (21), one side of the stop block (21) is connected with a second sliding chute (22), one side of the second sliding chute (22) is connected with a sliding block (23), one side of the sliding block (23) is connected with a gear (24), and one end of the gear (24) far away from the first rotating shaft (20) is connected with a second rotating shaft (25); the connecting rod (6), the telescopic rod (8) and the bolt (9) are in a long strip shape, and a linkage mechanism is arranged among the connecting rod (6), the telescopic rod (8) and the bolt (9); the sliding rod (10) is in sliding connection with the first sliding groove (12), and the maximum sliding distance of the sliding rod (10) does not exceed the length of the first sliding groove (12).

2. A propeller shaft for an industrial robot according to claim 1, wherein: an expansion structure is formed between the moving block (16) and the second spring (17), and the maximum expansion size of the moving block (16) does not exceed the deformation of the second spring (17).

3. A propeller shaft for an industrial robot according to claim 1, wherein: the circle center of the first rotating shaft (20) and the circle center of the gear (24) are on the same straight line, a telescopic structure is arranged between the first rotating shaft (20) and the gear (24), and the maximum telescopic size of the first rotating shaft (20) does not exceed the deformation of the gear (24).

4. A propeller shaft for an industrial robot according to claim 1, wherein: the second sliding groove (22) and the sliding block (23) are cylindrical, the second sliding groove (22) is in sliding connection with the sliding block (23), and the maximum sliding distance of the sliding block (23) does not exceed the length of the second sliding groove (22).