CN217168417U

CN217168417U - Automatic rotating mechanism

Info

Publication number: CN217168417U
Application number: CN202220940689.6U
Authority: CN
Inventors: 张�杰
Original assignee: Bozhon Precision Industry Technology Co Ltd
Current assignee: Bozhon Precision Industry Technology Co Ltd
Priority date: 2022-04-21
Filing date: 2022-04-21
Publication date: 2022-08-12
Anticipated expiration: 2032-04-21

Abstract

The utility model relates to the technical field of machining, in particular to an automatic rotating mechanism which comprises a base, a power part, a driving shaft, a driven shaft and a transmission assembly, wherein the power part is fixedly arranged on the base; the driving shaft is rotatably arranged on the base through a bearing, and one end of the driving shaft is in transmission connection with the output end of the power part; the other end of the driving shaft is provided with a first placing part; the driven shaft is rotatably arranged on the base through a bearing; the other end of the driven shaft is provided with a second placing part; one end of the transmission component is in transmission connection with the driving shaft gear, and the other end of the transmission component is in transmission connection with the driven shaft gear. Among the above-mentioned setting, because the relation that the tooth transmission is connected for power transmission process receives the influence of tooth, and the minimum rotation unit of driving shaft can be regarded as in the change of turned angle when can be engaged with every two adjacent teeth, and then the rotational accuracy of driving shaft can obtain promoting, avoids selecting for use expensive servo motor, and then the cost is reduced.

Description

Automatic rotating mechanism

Technical Field

The utility model relates to the technical field of machining, especially, relate to an automatic rotary mechanism.

Background

In the process of processing a workpiece, the workpiece is often required to be mounted on a rotating mechanism so as to drive the workpiece to rotate, and then a plurality of surfaces of the workpiece can be processed.

In the existing rotating mechanism, a motor generally drives a rotating frame to directly rotate, and then drives a workpiece arranged on the rotating frame to rotate. However, in the above working mode, under the condition that the rotation precision has a certain requirement, the power part needs to select the servo motor, and the manufacturing cost of the servo motor is high, which results in high cost of the whole rotating mechanism.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic rotary mechanism to rotary mechanism must choose the higher problem of cost that leads to for use servo motor among the solution prior art.

In order to achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides an automatic rotary mechanism, this automatic rotary mechanism includes:

a base;

the power piece is fixedly arranged on the base;

the driving shaft is rotatably arranged on the base, and one end of the driving shaft is in transmission connection with the output end of the power part; the other end of the driving shaft is provided with a first placing part, and the first placing part is used for placing a first end of a workpiece;

the driven shaft is rotatably arranged on the base; the other end of the driven shaft is provided with a second placing part, and the second placing part is used for placing a second end of the workpiece;

and one end of the transmission component is in transmission connection with the driving shaft teeth, and the other end of the transmission component is in transmission connection with the driven shaft teeth.

As a preferred scheme of the automatic rotating mechanism, the transmission assembly comprises a transmission shaft, and two ends of the transmission shaft are respectively in transmission connection with the driving shaft and the driven shaft.

As a preferred scheme of the automatic rotating mechanism, the transmission assembly further comprises a first transmission gear, a second transmission gear, a driving gear and a driven gear, the first transmission gear and the second transmission gear are respectively arranged at two ends of the transmission shaft, the driving gear is arranged on the driving shaft, and the driven gear is arranged on the driven shaft; the first transmission gear is meshed with the driving gear; the second transmission gear is meshed with the driven gear.

As a preferable scheme of the automatic rotating mechanism, a transmission ratio of the first transmission gear to the driving gear is the same as a transmission ratio of the second transmission gear to the driven gear.

As an automatic rotary mechanism's preferred scheme, the base includes first mount pad and second mount pad, first workstation is located to first mount pad, the second workstation is located to the second mount pad, first workstation with the second workstation is relatively fixed, first mount pad with distance between the second mount pad is adjustable.

As a preferred scheme of the automatic rotating mechanism, the first mounting seat is provided with a first mounting hole, and a first mounting screw penetrates through the first mounting hole and is screwed with the first workbench;

and/or

And a second mounting hole is formed in the second mounting seat, and a second mounting screw penetrates through the second mounting hole and is in threaded connection with the second workbench.

As a preferred scheme of the automatic rotating mechanism, the first mounting holes are provided with two rows, and each row is provided with a plurality of first mounting holes;

and/or

The second mounting holes are arranged in two rows, and each row is provided with a plurality of second mounting holes.

As a preferred scheme of the automatic rotating mechanism, the automatic rotating mechanism further comprises a limiting piece, and the limiting piece is fixedly arranged on the driving shaft; the base is provided with a first limiting part and a second limiting part, and the limiting part can rotate between the first limiting part and the second limiting part.

As a preferred scheme of the automatic rotating mechanism, the automatic rotating mechanism further comprises a buffer member, the buffer member is arranged on the base and can be abutted against the limiting member located in the first limiting part or the second limiting part.

As a preferred scheme of the automatic rotating mechanism, the automatic rotating mechanism further comprises a coupler, one end of the coupler is connected with the output end of the power part, and the other end of the coupler is connected with the driving shaft.

The utility model has the advantages that:

the utility model provides an automatic rotary mechanism, this automatic rotary mechanism is through setting up drive assembly, drive assembly's both ends are tooth transmission respectively and are connected in driving shaft and driven shaft, because the relation that the tooth transmission is connected, make power transmission process receive the influence of tooth, when can mesh with per two adjacent teeth, the minimum rotation unit of driving shaft is regarded as in the change of turned angle, and then the rotation precision of driving shaft can obtain promoting, make the power spare of being connected with the driving shaft transmission can select step motor or the motor of other types, needn't select servo motor, and then the cost is reduced.

Drawings

Fig. 1 is a schematic structural view of an automatic rotating mechanism in an embodiment of the present invention.

In the figure:

100. a workpiece;

1. a base; 11. a first mounting seat; 111. a first mounting hole; 12. a second mounting seat; 121. a second mounting hole;

2. a power member; 3. a drive shaft; 4. a driven shaft;

5. a transmission assembly; 51. a drive shaft; 52. a first drive gear; 53. a second transmission gear; 54. a driving gear; 55. a driven gear;

6. a limiting member; 7. a buffer member; 8. a coupling is provided.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Where the terms "first position" and "second position" are two different positions, and where a first feature is "over", "above" and "on" a second feature, it is intended that the first feature is directly over and obliquely above the second feature, or simply means that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

As shown in fig. 1, the present embodiment provides an automatic rotating mechanism, which includes a base 1, a power component 2, a driving shaft 3, a driven shaft 4 and a transmission assembly 5, wherein the power component 2 is fixedly disposed on the base 1; the driving shaft 3 is rotatably arranged on the base 1 through a bearing, and one end of the driving shaft 3 is in transmission connection with the output end of the power part 2; the other end of the driving shaft 3 is provided with a first placing part, and the first placing part is used for placing a first end of a workpiece; the driven shaft 4 is rotatably arranged on the base 1 through a bearing; the other end of the driven shaft 4 is provided with a second placing part, and the second placing part is used for placing a second end of the workpiece; the first placing portion and the second placing portion are both mounting grooves, and may be provided according to the shape of the workpiece. One end of the transmission component 5 is in tooth transmission connection with the driving shaft 3, and the other end is in tooth transmission connection with the driven shaft 4.

In this embodiment, through setting up drive assembly 5, drive shaft 3 and driven shaft 4 are connected in the transmission of the both ends difference tooth of drive assembly 5, because the relation that the tooth transmission is connected, make the power transmission process receive the influence of tooth, when can be with per two adjacent tooth meshing, the change of turned angle is as the minimum rotation unit of drive shaft 3, and then the rotation precision of drive shaft 3 can obtain promoting, make the power part 2 of being connected with the 3 transmissions of drive shaft can select step motor or other types of motor, needn't select servo motor, and then the cost is reduced.

Optionally, the transmission assembly 5 comprises a transmission shaft 51, and both ends of the transmission shaft 51 are in tooth transmission connection with the driving shaft 3 and the driven shaft 4 respectively. The provision of the transmission shaft 51 allows more accurate torque transmission during long-distance transmission, thereby stably maintaining the rotation ratio between the driving shaft 3 and the driven shaft 4.

Specifically, the transmission assembly 5 further includes a first transmission gear 52, a second transmission gear 53, a driving gear 54 and a driven gear 55, the first transmission gear 52 and the second transmission gear 53 are respectively disposed at two ends of the transmission shaft 51, the driving gear 54 is disposed on the driving shaft 3, and the driven gear 55 is disposed on the driven shaft 4; the first transmission gear 52 is meshed with the driving gear 54; the second transmission gear 53 is meshed with the driven gear 55. Of course, in other embodiments, the toothed transmission connection between the transmission assembly 5 and the drive shaft 3 and the driven shaft 4 can also be realized by means of a toothed belt. However, the present embodiment preferably employs a gear transmission manner in view of transmission efficiency and stability.

In this embodiment, when the rotation speeds of the two ends of the workpiece 100 are required to be the same, the transmission ratio of the first transmission gear 52 to the driving gear 54 and the transmission ratio of the second transmission gear 53 to the driven gear 55 are optionally the same. When the rotation speeds of the two ends of the workpiece 100 are required to be different, the transmission ratio of the first transmission gear 52 to the driving gear 54 and the transmission ratio of the second transmission gear 53 to the driven gear 55 are different. The specific transmission ratio can be set according to actual requirements, and the setting method of the transmission ratio is well known to those skilled in the art, and therefore is not described herein again.

In the actual use process, the lengths of the workpieces 100 may be different in size, and in order to adapt to the above situation, in this embodiment, preferably, the base 1 includes a first mounting seat 11 and a second mounting seat 12, the first mounting seat 11 is disposed on the first workbench, the second mounting seat 12 is disposed on the second workbench, the first workbench and the second workbench are relatively fixed, and the distance between the first mounting seat 11 and the second mounting seat 12 is adjustable. The arrangement can meet the requirements of workpieces 100 with different lengths, and the first mounting seat 11 and the second mounting seat 12 are arranged separately, so that the design and the processing of the first mounting seat and the second mounting seat are facilitated.

Optionally, the first mounting seat 11 is provided with a first mounting hole 111, and a first mounting screw passes through the first mounting hole 111 and is screwed to the first workbench. The second mounting base 12 is provided with a second mounting hole 121, and a second mounting screw passes through the second mounting hole 121 and is screwed to the second workbench. The first mounting seat 11 is firmly connected with the first workbench in a threaded connection mode; and the second mounting seat 12 is firmly connected with the second workbench.

In order to fix the first mounting hole 111 more firmly, in the present embodiment, two rows are provided, and each row is provided with a plurality of first mounting holes. The second mounting holes 121 are provided in two rows, and each row is provided with a plurality of second mounting holes. Specifically, two rows of the first mounting holes 111 are arranged in the width direction, three are arranged in each row in the vertical direction, optionally, two adjacent first mounting holes 111 in each row can realize the adjustment of the first mounting seat 11 in the vertical direction, and optionally, two adjacent second mounting holes 121 in each row can realize the adjustment of the second mounting seat 12 in the vertical direction.

Optionally, the automatic rotating mechanism further comprises a limiting member 6, and the limiting member 6 is fixedly arranged on the driving shaft 3; the base 1 is provided with a first limiting part and a second limiting part, and the limiting part 6 can rotate between the first limiting part and the second limiting part. With the help of the above arrangement, the limitation of the limit position of the driving shaft 3 can be realized, and the phenomenon that the driving shaft 3 is excessively rotated when a fault occurs, and further the workpiece 100 is damaged is avoided.

Further, automatic rotary mechanism still includes bolster 7, and bolster 7 is located base 1, and can with be located the first spacing portion or be located the locating part 6 butt of second spacing portion. Optionally, the buffer 7 includes two buffers, both of which are fixed to the base 1, and input ends of the two buffers can abut against the limiting members 6 located in the first limiting portion and the second limiting portion, respectively.

In this embodiment, preferably, the automatic rotating mechanism further includes a coupling 8, one end of the coupling 8 is connected to the output end of the power member 2, and the other end is connected to the driving shaft 3. The arrangement of the coupler 8 reduces the requirement on the precision of the relative position between the driving shaft 3 and the power part 2, and further reduces the processing cost of the base 1.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. An automatic rotation mechanism, comprising:

a base (1);

the power piece (2), the said power piece (2) is fixed on the said base (1);

the driving shaft (3) is rotatably arranged on the base (1), and one end of the driving shaft (3) is in transmission connection with the output end of the power part (2); the other end of the driving shaft (3) is provided with a first placing part, and the first placing part is used for placing a first end of a workpiece;

the driven shaft (4), the said driven shaft (4) is rotated and set up in the said base (1); the other end of the driven shaft (4) is provided with a second placing part, and the second placing part is used for placing a second end of the workpiece;

and one end of the transmission component (5) is in tooth transmission connection with the driving shaft (3), and the other end of the transmission component (5) is in tooth transmission connection with the driven shaft (4).

2. The automatic rotation mechanism according to claim 1, characterized in that the transmission assembly (5) comprises a transmission shaft (51), and both ends of the transmission shaft (51) are in tooth transmission connection with the driving shaft (3) and the driven shaft (4), respectively.

3. The automatic rotating mechanism according to claim 2, wherein the transmission assembly (5) further comprises a first transmission gear (52), a second transmission gear (53), a driving gear (54) and a driven gear (55), the first transmission gear (52) and the second transmission gear (53) are respectively disposed at two ends of the transmission shaft (51), the driving gear (54) is disposed on the driving shaft (3), and the driven gear (55) is disposed on the driven shaft (4); the first transmission gear (52) is meshed with the driving gear (54); the second transmission gear (53) is meshed with the driven gear (55).

4. An automatic rotation mechanism according to claim 3, characterized in that the transmission ratio of the first transmission gear (52) to the driving gear (54) and the transmission ratio of the second transmission gear (53) to the driven gear (55) are the same.

5. The automatic rotation mechanism of claim 1, characterized in that the base (1) comprises a first mounting seat (11) and a second mounting seat (12), the first mounting seat (11) is arranged on a first workbench, the second mounting seat (12) is arranged on a second workbench, the first workbench and the second workbench are relatively fixed, and the distance between the first mounting seat (11) and the second mounting seat (12) is adjustable.

6. The automatic rotation mechanism of claim 5, characterized in that the first mounting seat (11) is provided with a first mounting hole (111), and a first mounting screw passes through the first mounting hole (111) and is screwed to the first worktable;

and/or

The second mounting base (12) is provided with a second mounting hole (121), and a second mounting screw penetrates through the second mounting hole (121) and is screwed on the second workbench.

7. The automatic rotation mechanism according to claim 6, characterized in that the first mounting holes (111) are provided in two rows, each row being provided with a plurality;

and/or

The second mounting holes (121) are arranged in two rows, and each row is provided with a plurality of second mounting holes.

8. The automatic rotation mechanism according to any one of claims 1 to 7, further comprising a limiting member (6), wherein the limiting member (6) is fixedly arranged on the driving shaft (3); the base (1) is provided with a first limiting part and a second limiting part, and the limiting part (6) can rotate between the first limiting part and the second limiting part.

9. The automatic rotating mechanism according to claim 8, further comprising a buffer member (7), wherein the buffer member (7) is disposed on the base (1) and can abut against the limiting member (6) located at the first limiting portion or the second limiting portion.

10. An automatic rotation mechanism according to any one of claims 1-7, characterized in that the automatic rotation mechanism further comprises a coupling (8), one end of the coupling (8) is connected with the output end of the power member (2), and the other end is connected with the driving shaft (3).