CN215588342U

CN215588342U - External power transmission mechanism capable of meeting multi-position requirements

Info

Publication number: CN215588342U
Application number: CN202121597649.8U
Authority: CN
Inventors: 林巨广; 周万军; 黄瑞
Original assignee: Anhui Juyi Technology Co Ltd
Current assignee: Anhui Juyi Technology Co Ltd
Priority date: 2021-07-14
Filing date: 2021-07-14
Publication date: 2022-01-21
Anticipated expiration: 2031-07-14

Abstract

The utility model discloses an external power transmission mechanism meeting the multi-position requirement, which comprises a guide base, a movable bottom plate, a barrel bottom tool and a servo electric cylinder, wherein the movable bottom plate is provided with a servo motor, a speed reducer, a universal coupling and a spline shaft which are sequentially connected in a transmission manner, the barrel bottom tool is arranged on the guide base through a pair of supporting rollers, the barrel bottom tool is connected with one axial end of the spline shaft through a spline, the servo motor is used for driving the spline shaft to rotate, and the servo electric cylinder is used for driving the spline shaft to axially move and is in butt joint with the barrel bottom tool so as to achieve the purpose of power transmission. The power transmission mechanism can realize automatic pairing of the welding front drive shaft of the mixing drum and the tool at the bottom of the drum, overcomes the problem of manual intervention, lightens the labor intensity of workers, can realize tiny floating adjustment of the spline shaft by arranging the rubber ring in the bearing seat, increases the fault tolerance rate in the butt joint process, and improves the production efficiency.

Description

External power transmission mechanism capable of meeting multi-position requirements

Technical Field

The utility model relates to the technical field of large-scale cylinder welding, in particular to an external power transmission mechanism meeting the multi-position requirement.

Background

Along with the high-speed development of national economy, the demand of infrastructure is increasing day by day, and present stage concrete churn market demand is great, but churn production line automation degree is low, and most stations need artifical intervention and manual welding, and production efficiency is lower.

In the process of welding the mixing drum body, the drum body needs to rotate slowly, so that manual or robot welding is facilitated; at present, a straight end or a cross end (as shown in fig. 4) is mostly adopted, the structure has large clearance and can generate vibration in the rotating process; the action is more loaded down with trivial details, influences workman's volume production welded work efficiency, can't realize the automation.

In the prior art, in the butt joint process of a barrel bottom tool and a driving shaft, the position of a straight end or a cross end needs to be manually adjusted to enable the end to be matched and clamped with the barrel bottom tool, the whole process is complicated, the gap between the end and the bottom tool is too large, and slight vibration is easily generated in the welding process; the clearance undersize, the manual operation in-process is hard to be wasted time, and a word end probably does not fully block into barrel bottom frock, can't realize automatic welding, has manual operation's safety risk.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide the external power transmission mechanism meeting the multi-position requirement, so that the cylinder body of the concrete mixing cylinder can be quickly and safely and automatically butted before automatic welding, the manual working strength of a production line is reduced, and the production efficiency is improved.

Therefore, the utility model provides an external power transmission mechanism meeting the multi-position requirement, which comprises a guide base, a moving bottom plate, a barrel bottom tool and a servo electric cylinder, wherein the moving bottom plate is provided with a servo motor, a speed reducer, a universal coupling and a spline shaft which are sequentially connected in a transmission manner, the barrel bottom tool is arranged on the guide base through a pair of supporting rollers and is connected with one axial end of the spline shaft through a spline, the servo motor is used for driving the spline shaft to rotate, and the servo electric cylinder is used for driving the spline shaft to axially move and is in butt joint with the barrel bottom tool, so that the purpose of power transmission is achieved.

And furthermore, a displacement sensor in signal connection with the servo electric cylinder is arranged on the movable bottom plate and used for judging whether the butt joint of the spline shaft and the tool at the bottom of the barrel is finished or not.

Further, the spline shaft is arranged on the movable bottom plate through a bearing seat.

Further, the bearing frame with the junction of integral key shaft is provided with the rubber ring, the rubber ring with bearing on the bearing frame is connected, makes the integral key shaft can radially do little floating adjustment, realizes the integral key shaft with the flexible butt joint of barrel bottom frock.

Further, the barrel bottom frock be equipped with integral key shaft matched with spline shaft.

Further, the other end of the barrel bottom tool is connected with the mixing drum body and used for driving the mixing drum body to rotate.

The external power transmission mechanism meeting the multi-position requirement can realize automatic assembly of the welding front drive shaft of the mixing drum and the tool at the bottom of the drum body, overcomes the problem of manual intervention, reduces the labor intensity of workers and improves the yield.

The driving force is connected with the spline shaft through the universal joint, the spline shaft is supported by the bearing seat comprising the bearing and the rubber ring, tiny floating adjustment can be realized, the fault tolerance rate in the butt joint process is increased, and the production efficiency is improved; the spline connection can bear larger torque, multi-angle butt joint is realized, and the working process is faster and more stable; the whole device controls the axial displacement through the servo electric cylinder, the whole process can realize automatic integration, and the efficient production efficiency is ensured.

In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided. The present invention will be described in further detail below with reference to the drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic structural view of an external power transmission mechanism of the present invention to meet multiple location requirements;

FIG. 2 is a schematic view of the spline shaft and bearing seat of the external power transmission mechanism for satisfying multiple position requirements of the present invention;

FIG. 3 is a schematic structural diagram of a barrel bottom tooling and a mixing drum barrel in the external power transmission mechanism meeting the multi-position requirement of the utility model;

fig. 4 is a schematic structural diagram of a connection mode of a mixing drum body and a power transmission mechanism in the prior art.

Description of the reference numerals

1. Moving the base plate; 2. a servo motor; 3. a speed reducer; 4. a universal coupling; 5. a spline shaft; 6. a barrel bottom tool; 7. supporting the rollers; 8. a bearing seat; 9. a servo electric cylinder; 10. a displacement sensor; 81. a rubber ring; 100. a mixing drum body.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

As shown in fig. 1, the external power transmission mechanism of the present invention, which satisfies the multi-position requirement, includes: the device comprises a movable bottom plate 1, a servo motor 2, a speed reducer 3, a universal coupling 4, a spline shaft 5, a barrel bottom tool 6, a supporting roller 7, a bearing seat 8 and a servo electric cylinder 9. As shown in fig. 3, the outer end of the barrel bottom tool 6 is connected to the mixing drum body 100, and is used for driving the mixing drum body 100 to rotate.

Specifically, the moving base plate 1 is slidably disposed on a guide base of the entire power transmission mechanism and is driven by the servo electric cylinder 9, so that the moving base plate 1, and the servo motor 2, the speed reducer 3, the universal coupling 4 and the spline shaft 5 disposed thereon can horizontally and linearly move.

The servo motor 2 drives the speed reducer 3 to work, and then drives the universal coupling 4 and the spline shaft 5 to slowly and concentrically rotate; barrel bottom frock 6 sets up in 5 axial outsides of integral key shaft, and barrel bottom frock 6 is equipped with the spline groove, and barrel bottom frock 6 carries out circumferential connection through spline and spline groove cooperation with integral key shaft 5, and barrel bottom frock 6 supports on the guide base through a pair of supporting roller 7, makes barrel bottom frock 6 can the rotation.

Wherein, it is equipped with displacement sensor 10 to be close to 6 one ends of barrel bottom frock on the removal bottom plate 1, displacement sensor 10 and servo electric jar 9 signal connection, work as servo electric jar 9, promote to remove bottom plate 1 and slowly to 6 axial displacement of barrel bottom frock, when the integral key shaft rotates with one heart and axial slow movement,

integral key shaft

5 and 6 automatic butt joints of barrel bottom frock can judge through displacement sensor 10 whether the butt joint is accomplished, realize automatic integration butt joint.

As shown in fig. 1 and 2, the spline shaft 5 is supported and fixed on the movable bottom plate 1 through the bearing seat 8, wherein a rubber ring 81 is arranged at the joint of the bearing seat 8 and the spline shaft 5, and the rubber ring 81 is connected with a bearing on the bearing seat 8, so that the spline shaft 5 can be subjected to slight floating adjustment in the radial direction, flexible adaptive butt joint is realized, the fault tolerance rate of the spline shaft 5 and the barrel bottom tool 6 in the butt joint process is increased, and the production efficiency is improved.

According to the scheme, the power transmission mechanism can realize automatic assembly of the welding front drive shaft of the mixing drum and the drum bottom tool, so that the problem that manual intervention is needed is overcome, the labor intensity of workers is reduced, and the yield is improved; the driving force is connected with the spline shaft through the universal joint, the spline shaft is supported by the bearing seat comprising the bearing and the rubber ring, tiny floating adjustment can be realized, the fault tolerance rate in the butt joint process is increased, and the production efficiency is improved; the spline connection can bear larger torque, multi-angle butt joint is realized, and the working process is faster and more stable. The whole device controls the axial displacement through the servo electric cylinder, the whole process can realize automatic integration, and the efficient production efficiency is ensured.

The working principle and the working process of the utility model are briefly described below with reference to the accompanying drawings.

Firstly, a mixing drum body and a drum body bottom tool 6 are connected together through bolts, then a power supply is switched on to enable a servo motor 2 to work, and a spline shaft 5 is driven to slowly and concentrically rotate through a speed reducer 3 and a universal coupling 4; then, the servo electric cylinder 9 is controlled to work, the moving bottom plate 1 is pushed to slowly move axially to one side of the barrel bottom tool 6, the spline shaft 5 is automatically butted with the barrel bottom tool 6 while the spline shaft rotates concentrically and moves axially slowly, and the barrel bottom tool 6 and the mixing drum are driven to rotate coaxially; wherein, in the automatic butt joint process of integral key shaft 5 and barrel bottom frock 6, can judge through displacement sensor 10 whether the butt joint is accomplished, and then control servo electric jar 9 work, realize automatic integration butt joint.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An external power transmission mechanism meeting the multi-position requirement is characterized by comprising a guide base, a movable bottom plate (1), a cylinder bottom tool (6) and a servo electric cylinder (9),

a servo motor (2), a speed reducer (3), a universal coupling (4) and a spline shaft (5) which are sequentially connected in a transmission way are arranged on the movable bottom plate (1), the barrel bottom tool (6) is arranged on the guide base through a pair of supporting rollers (7), the barrel bottom tool (6) is connected with one axial end of the spline shaft (5) through a spline,

the servo motor (2) is used for driving the spline shaft (5) to rotate, and the servo electric cylinder (9) is used for driving the spline shaft (5) to move axially and butt with the barrel bottom tool (6) so as to achieve the purpose of power transmission.

2. The external power transmission mechanism meeting the multi-position requirement of claim 1, wherein a displacement sensor (10) in signal connection with the servo electric cylinder (9) is arranged on the moving bottom plate (1), and the displacement sensor (10) is used for judging whether the butt joint of the spline shaft (5) and the barrel bottom tool (6) is completed or not.

3. The external power transmission mechanism meeting the multiple position requirement according to claim 1, characterized in that the spline shaft (5) is provided on the moving floor (1) through a bearing housing (8).

4. The external power transmission mechanism meeting the multi-position requirement of claim 3, wherein a rubber ring (81) is arranged at the joint of the bearing seat (8) and the spline shaft (5), and the rubber ring (81) is connected with a bearing on the bearing seat (8), so that the spline shaft (5) can be subjected to slight floating adjustment in the radial direction, and the spline shaft (5) and the barrel bottom tool (6) can be flexibly butted.

5. The external power transmission mechanism meeting multiple position requirements according to claim 1, characterized in that the barrel bottom tooling (6) is provided with spline grooves that mate with the spline shaft (5).

6. The external power transmission mechanism meeting the multi-position requirement as claimed in claim 1, wherein the other end of the drum bottom fixture (6) is connected with the mixing drum cylinder for driving the mixing drum cylinder to rotate.