CN219232789U

CN219232789U - Spraying revolving stage

Info

Publication number: CN219232789U
Application number: CN202320160008.9U
Authority: CN
Inventors: 郝壮壮; 辛易达; 刘英杰; 穆建忠; 田帅; 解成宇
Original assignee: Tianjin Mingjie Intelligent Equipment Co ltd
Current assignee: Tianjin Mingjie Intelligent Equipment Co ltd
Priority date: 2023-02-01
Filing date: 2023-02-01
Publication date: 2023-06-23
Anticipated expiration: 2033-02-01

Abstract

The application provides a spraying revolving stage, include: the revolution mechanism is arranged on the base and comprises a turntable and a first driving device for driving the turntable to rotate; a first shell is arranged between the turntable and the base; the first driving device comprises a first motor and a rotating device connected with the first motor, the first motor is arranged in the first shell, a transition plate is fixedly sleeved on the driving end of the first motor, the driving end of the first motor penetrates through the first through hole and is connected with the rotating device, and the rotating device is connected with the turntable; the transition plate is provided with an adjusting piece which is used for adjusting the center distance of the rotating device; the two rotation mechanisms are arranged at two ends of the turntable, and each rotation mechanism comprises a station and a second driving device for driving the station to rotate; the center distance of the rotating device is adjusted through the adjusting piece, so that the accuracy of the moving position of the rotary table is improved, the spraying precision is further improved, and the waste of the paint is reduced.

Description

Spraying revolving stage

Technical Field

The present disclosure relates generally to the field of spray turntable technology, and in particular to a spray turntable.

Background

With the development of the spraying industry, it is more common to use a spraying technology in our daily life, and when a workpiece is processed, the workpiece is usually placed on a spraying turntable, and a spraying robot is adopted to perform spraying work on the workpiece;

in the prior art, patent with the application number of CN202022379268.4 discloses an explosion-proof type spraying turntable, which solves the problems that the spraying efficiency is low when a workpiece is sprayed, the position of the workpiece is not sprayed, and electric equipment in a workpiece bearing device is damaged in the spraying process in the prior art; however, errors are easily caused in the rotating position of the turntable due to the problems of parts in the spraying process, so that the rotating precision of the spraying position is reduced, and further, the paint is wasted.

Disclosure of Invention

In view of the above-described drawbacks or deficiencies of the prior art, it is desirable to provide a spray turntable that addresses the above-described technical problems.

The application provides a spraying revolving stage, include:

a base;

the revolution mechanism is arranged on the base and comprises a turntable and a first driving device for driving the turntable to rotate; a first shell is arranged between the turntable and the base, and a first through hole is formed in the top of the first shell; the first driving device comprises a first motor and a rotating device connected with the first motor, the first motor is arranged in the first shell, and a transition plate is fixedly sleeved on an output shaft of the first motor;

the rotating device comprises a gear and an external gear bearing, an output shaft of the first motor penetrates through the first through hole to be connected with the gear, the external gear bearing is connected with the gear in a meshed mode, an outer ring of the external gear bearing is fixedly connected with the rotary table, an inner ring of the external gear bearing is fixedly connected with a supporting seat, and the supporting seat is fixedly installed on the first shell; an adjusting piece is arranged on the transition plate and used for adjusting the center distance between the gear and the external tooth bearing;

the two rotation mechanisms are arranged, the rotation mechanisms are arranged at two ends of the rotary table, and each rotation mechanism comprises a station and a second driving device for driving the station to rotate.

According to the technical scheme provided by the embodiment of the application, the rotating device comprises:

the gear is fixedly connected to the output shaft of the first motor;

the outer gear bearing is meshed with the gear, the outer ring of the outer gear bearing is fixedly connected with the rotary table, the inner ring of the outer gear bearing is fixedly connected with a supporting seat, and the supporting seat is fixedly installed on the first shell.

According to the technical scheme provided by the embodiment of the application, the dustproof cover is arranged between the rotary table and the first shell, and the rotating device is arranged in the dustproof cover.

According to the technical scheme provided by the embodiment of the application, a first speed reducer is arranged between the first motor and the transition plate, the transition plate is fixedly sleeved on the output shaft of the first speed reducer, and the output shaft of the first speed reducer passes through the first through hole and is connected with the gear.

According to the technical scheme provided by the embodiment of the application, the bottoms of the two ends of the rotary table are provided with the second shell, the second driving device is installed in the second shell and is a second motor, and an output shaft of the second motor is connected with the station.

According to the technical scheme provided by the embodiment of the application, the output shaft of the second motor is connected with a second speed reducer, and the output shaft of the second speed reducer is connected with the station.

According to the technical scheme provided by the embodiment of the application, the output shaft of the second speed reducer is provided with the piece to be detected, the piece to be detected comprises a fixing part and a plurality of parts to be detected which are connected with each other, the parts to be detected are arranged on the periphery of the fixing part, an included angle between every two adjacent parts to be detected is a right angle, and one end, which is relatively far away from the fixing part, of each part to be detected is provided with a part to be detected; the second speed reducer is provided with a sensor connecting sheet around the output shaft, a second position sensor is arranged on the sensor connecting sheet, and the second position sensor is used for sensing the position of the end to be detected.

According to the technical scheme provided by the embodiment of the application, two limit stops are oppositely arranged at the bottom of the outer ring of the external gear bearing along the first direction, a first position sensor is arranged on the supporting seat and used for sensing the position of the limit stops, and the first direction is perpendicular to the turntable.

According to the technical scheme provided by the embodiment of the application, the fool-proof hole is formed in the second shell.

According to the technical scheme provided by the embodiment of the application, the stations are provided with a plurality of stations, each station is connected with a synchronous pulley, and two adjacent synchronous pulleys are connected through a synchronous belt.

The beneficial effects of this application lie in:

based on the technical scheme provided by the application, the rotary machine comprises a revolution mechanism and a rotation mechanism, wherein the revolution mechanism comprises a rotary table and a first driving device for driving the rotary table to rotate, the number of the rotation mechanisms is two, the rotation mechanisms are arranged at two ends of the rotary table, and the rotation mechanism comprises a station and a second driving device for driving the station to rotate; the first driving device comprises a first motor and a rotating device connected with the first motor; when the spraying turntable is used, workpieces are respectively placed on stations at two ends of the turntable, at the moment, a second driving device close to one end of the spraying robot is started, the second driving device drives the corresponding stations to start rotating, and the spraying robot is started to start spraying the workpieces; after spraying is finished, the second driving device is closed, the first driving device is started, the first motor drives the gear to rotate, the outer ring of the external gear bearing is driven to rotate, the turntable is driven to rotate, and a workpiece at the other end is moved to the spraying robot; at the moment, the first driving device is closed, a workpiece which is far away from one end of the spraying robot and sprayed is taken down, and the workpiece to be sprayed is placed; simultaneously, a second driving device at the spraying robot is started to drive the corresponding station to start rotating, and the spraying robot is started to spray the workpiece; in the process that the first driving device drives the turntable to rotate, when the movement position of the turntable is found to be inaccurate, the center distance between the gear and the external gear bearing is adjusted through the adjusting piece, the phenomenon that the tooth surface is damaged or blocked due to the fact that the center distance between the gear and the external gear bearing is improper is prevented, the accuracy of the movement position of the turntable is improved, the accuracy of the spraying position is further improved, and the waste of paint is reduced.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the detailed description of non-limiting embodiments, made with reference to the following drawings, in which:

FIG. 1 is a front view of a spray turret of the present application;

FIG. 2 is an interior elevation view of a spray turret of the present application;

fig. 3 is a schematic diagram of a part to be inspected.

In the figure: 1. a base; 2. a turntable; 3. a first housing; 4. a first motor; 5. a transition plate; 6. a gear; 7. an external tooth bearing; 8. a support base; 9. an adjusting member; 11. a station; 12. a second motor; 13. a dust cover; 14. a second housing; 15. a second speed reducer; 16. a fixing part; 17. a part to be detected; 18. a sensor connection piece; 19. a limit stop; 20. fool-proof holes; 21. a first speed reducer; 22. a piece to be detected; 23. and a wire through hole.

Detailed Description

The present application is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be noted that, for convenience of description, only the portions related to the utility model are shown in the drawings.

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Fig. 1-2 are schematic diagrams of a spraying turntable provided in the present application, including:

a base 1;

the revolution mechanism is arranged on the base 1 and comprises a turntable 2 and a first driving device for driving the turntable 2 to rotate; a first shell 3 is arranged between the turntable 2 and the base 1, and a first through hole is formed in the top of the first shell 3; the first driving device comprises a first motor 4 and a rotating device connected with the first motor 4, the first motor 4 is arranged in the first shell 3, a transition plate 5 is fixedly sleeved on an output shaft of the first motor 4,

the rotating device comprises a gear 6 and an external gear bearing 7, an output shaft of the first motor 4 penetrates through the first through hole to be connected with the gear 6, the external gear bearing 7 is meshed with the gear 6, an outer ring of the external gear bearing 7 is fixedly connected with the turntable 2, an inner ring of the external gear bearing 7 is fixedly connected with a supporting seat 8, and the supporting seat 8 is fixedly installed on the first shell 3; an adjusting piece 9 is arranged on the transition plate 5, and the adjusting piece 9 is used for adjusting the center distance between the gear 6 and the external tooth bearing 7;

the number of the autorotation mechanisms is two, the autorotation mechanisms are arranged at two ends of the turntable 2, and each autorotation mechanism comprises a station 11 and a second driving device for driving the station 11 to rotate.

In some embodiments, the turntable 2 is rectangular, and the first driving device is disposed at the center of the turntable 2;

in some embodiments, the external tooth bearing 7 is an external tooth rotary support bearing, and the external tooth rotary support bearing can bear axial force, radial force and larger overturning moment, so that noise generated when the turntable 2 works can be reduced, and meanwhile, stable operation is ensured;

in some embodiments, the adjusting member 9 is composed of a screw and a nut, the adjusting member 9 is disposed at an end of the transition plate 5 away from the external gear bearing 7, the improper center distance between the gear 6 and the external gear bearing 7 may cause damage or seizing of the tooth surface, and inaccurate moving position of the turntable 2, the center distance between the gear 6 and the external gear bearing 7 is reduced by screwing the screw, and the center distance between the gear 6 and the external gear bearing 7 is increased by screwing the nut;

working principle: when the spraying turntable 2 is used, workpieces are respectively placed on stations 11 at two ends of the turntable 2, at the moment, a second driving device close to one end of the spraying robot is started, the second driving device drives the corresponding stations 11 to start autorotation, and the spraying robot is started to start spraying the workpieces; after spraying is finished, the second driving device is closed, the first driving device is started, the first motor 4 drives the gear 6 to rotate, the outer ring of the external tooth bearing 7 is driven to rotate, the turntable 2 is driven to rotate, and a workpiece at the other end is moved to the spraying robot; at the moment, the first driving device is closed, a workpiece which is far away from one end of the spraying robot and sprayed is taken down, and the workpiece to be sprayed is placed; simultaneously, a second driving device at the spraying robot is started to drive the corresponding station 11 to start rotating, and the spraying robot is started to spray the workpiece; in the process that the first driving device drives the turntable 2 to rotate, when the movement position of the turntable 2 is found to be inaccurate, the center distance between the gear 6 and the external tooth bearing 7 is adjusted through the adjusting piece 9, so that the phenomenon that the tooth surface is damaged or blocked due to the fact that the center distance between the gear 6 and the external tooth bearing 7 is improper is prevented, the accuracy of the movement position of the turntable 2 is improved, the spraying precision is further improved, and the waste of paint is reduced.

In some embodiments, a dust cover 13 is provided between the turntable 2 and the first housing 3, and the rotating means is provided within the dust cover 13.

Specifically, a dust cover 13 is arranged between the turntable 2 and the first housing 3, and the rotating device is arranged in the dust cover 13 to prevent the paint spray during spraying from affecting the meshing connection of the gear 6 and the external tooth bearing 7.

In some embodiments, a first speed reducer 21 is disposed between the first motor 4 and the transition plate 5, the transition plate 5 is fixedly sleeved on an output shaft of the first speed reducer 21, and the output shaft of the first speed reducer 21 passes through the first through hole and is connected with the gear 6.

Specifically, a first speed reducer is arranged between the first motor 4 and the transition plate 5, the transition plate 5 is fixedly sleeved on an output shaft of the first speed reducer 21, the output shaft of the first speed reducer 21 penetrates through the first through hole to be connected with the gear 6, the first speed reducer 21 can reduce the rotating speed of the gear 6, so that the rotating device keeps a lower running speed, and noise is reduced to a limited extent.

In some embodiments, the bottoms of the two ends of the turntable 2 are provided with a second shell 14, the second driving device is installed in the second shell 14, the second driving device is a second motor 12, and an output shaft of the second motor 12 is connected with the station 11.

Specifically, the bottoms of the two ends of the turntable 2 are fixedly provided with a second shell 14, the second motor 12 is installed in the second shell 14, the top of the second shell 14 is provided with a second through hole, and an output shaft of the second motor 12 passes through the second through hole to be connected with the station 11;

in some embodiments, a second speed reducer 15 is connected to an output shaft of the second motor 12, and an output shaft of the second speed reducer 15 is connected to the station 11.

Specifically, the output shaft of the second motor 12 is connected with a second speed reducer 15, the output shaft of the second speed reducer 15 is connected with the station 11, and the second speed reducer 15 can reduce the rotation speed of the station 11, so that the station 11 keeps a lower running speed, and noise is effectively reduced;

in this embodiment, in order to keep the stress balance at both ends of the turntable 2, the second driving devices mounted at both ends of the state are mounted in opposite directions.

In some embodiments, the output shaft of the second speed reducer 15 is provided with a member to be detected 22, the member to be detected 22 includes a fixing portion 16 and a plurality of portions to be detected 17 that are connected to each other, the portions to be detected 17 are disposed at the periphery of the fixing portion 16, an included angle between every two adjacent portions to be detected 17 is a right angle, and an end of each portion to be detected 17 that is relatively far from the fixing portion 16 is provided with a portion to be detected; the second speed reducer 15 is provided with a sensor connecting sheet 18 around the output shaft, and a second position sensor is mounted on the sensor connecting sheet 18 and is used for sensing the position of the end to be detected.

In some embodiments, as shown in fig. 3, when the workpiece is sprayed by the spraying robot, according to the characteristics of the workpiece to be sprayed, some of the workpiece to be sprayed needs to continuously rotate during spraying, and some of the workpiece to be sprayed needs to be sprayed once every 90 degrees of rotation during spraying, so that the rotation angle of the workpiece to be sprayed needs to be accurately known; before autorotation, one end to be detected is arranged at the second position sensor through debugging, the output end of the second position sensor is connected with a control system, the second motor 12 is started at the moment, the second position sensor senses the end to be detected once, the control system controls the second motor 12 to stop, the spraying sensor performs spraying at the moment, and the rotation is continuously started after the spraying is completed.

In some embodiments, two limit stops 19 are disposed at the bottom of the outer ring of the external gear bearing 7 in a first direction, and a first position sensor is disposed on the support seat 8, where the first position sensor is used to sense the position of the limit stops 19, and the first direction is perpendicular to the turntable 2.

Specifically, two limit stops 19 are oppositely arranged at the bottom of the outer ring of the external gear bearing 7 along a first direction, the first position sensor is arranged on the supporting seat 8, one limit stop 19 is arranged at the second position sensor by debugging before the turntable 2 rotates, and the output end of the first position sensor is connected with the control system; when the turntable 2 needs to be rotated, the first motor 4 is started, the first motor 4 drives the gear 6 to rotate, the outer ring of the external gear bearing 7 is driven to rotate, the turntable 2 is driven to rotate, when the first position sensor senses the limit stop 19, the first motor 4 is controlled to stop, at the moment, the turntable 2 rotates 180 degrees, a workpiece at the other end is moved to the spraying robot, and the spraying robot sprays the workpiece.

In some embodiments, the second housing 14 is provided with a fool-proof aperture 20.

In some embodiments, the installation direction of the second motor 12 and the second speed reducer 15 is limited, the second housing 14 is provided with a wire passing hole 23 through which the wires of the second motor 12 and the second speed reducer 15 pass, if the installation direction of the second motor 12 and the second speed reducer 15 is opposite, the wire passing hole 23 is blocked, the wires cannot pass, a foolproof hole 20 is added on the second housing 14, and when the installation direction of the second motor 12 and the second speed reducer 15 is opposite, the wires are penetrated out from the foolproof hole 20, and are reinstalled without dismantling.

In some embodiments, a plurality of stations 11 are provided, each station 11 is connected with a synchronous pulley, and two adjacent synchronous pulleys are connected through a synchronous belt.

In some embodiments, a plurality of stations 11 are arranged for placing workpieces to be sprayed, each station 11 is connected with a synchronous pulley, and two adjacent synchronous pulleys are connected through a synchronous belt; the output shaft of the second speed reducer 15 is connected with the synchronous pulley of one of the stations 11, and when the second speed reducer 15 drives the corresponding station 11 to rotate, the synchronous belt drives the other stations 11 to synchronously rotate.

The foregoing description is only of the preferred embodiments of the present application and is presented as a description of the principles of the technology being utilized. It will be appreciated by persons skilled in the art that the scope of the utility model referred to in this application is not limited to the specific combinations of features described above, but it is intended to cover other embodiments in which any combination of features described above or equivalents thereof is possible without departing from the spirit of the utility model. Such as the above-described features and technical features having similar functions (but not limited to) disclosed in the present application are replaced with each other.

Claims

1. A spray turntable, comprising:

a base (1);

the revolution mechanism is arranged on the base (1) and comprises a turntable (2) and a first driving device for driving the turntable (2) to rotate; a first shell (3) is arranged between the turntable (2) and the base (1), and a first through hole is formed in the top of the first shell (3); the first driving device comprises a first motor (4) and a rotating device connected with the first motor (4), the first motor (4) is arranged in the first shell (3), and a transition plate (5) is fixedly sleeved on an output shaft of the first motor (4);

the rotating device comprises a gear (6) and an external gear bearing (7), an output shaft of the first motor (4) penetrates through the first through hole to be connected with the gear (6), the external gear bearing (7) is meshed with the gear (6), an outer ring of the external gear bearing (7) is fixedly connected with the rotary table (2), an inner ring of the external gear bearing (7) is fixedly connected with a supporting seat (8), and the supporting seat (8) is fixedly installed on the first shell (3); an adjusting piece (9) is arranged on the transition plate (5), and the adjusting piece (9) is used for adjusting the center distance between the gear (6) and the external tooth bearing (7);

the two rotation mechanisms are arranged at two ends of the rotary table (2), and each rotation mechanism comprises a station (11) and a second driving device for driving the station (11) to rotate.

2. A painting turntable according to claim 1, characterized in that a dust cover (13) is arranged between the turntable (2) and the first housing (3), the rotation means being arranged in the dust cover (13).

3. The spraying turntable according to claim 1, wherein a first speed reducer (21) is arranged between the first motor (4) and the transition plate (5), the transition plate (5) is fixedly sleeved on an output shaft of the first speed reducer (21), and the output shaft of the first speed reducer (21) penetrates through the first through hole to be connected with the gear (6).

4. A painting turntable according to claim 1, characterized in that the bottoms of the two ends of the turntable (2) are provided with a second housing (14), the second driving means are mounted in the second housing (14), the second driving means are second motors (12), and the output shafts of the second motors (12) are connected with the stations (11).

5. A painting turret according to claim 4, characterized in that the output shaft of the second motor (12) is connected with a second speed reducer (15), the output shaft of the second speed reducer (15) being connected with the station (11).

6. A spraying turntable according to claim 5, characterized in that a member to be detected (22) is mounted on the output shaft of the second speed reducer (15), the member to be detected (22) comprises a fixing portion (16) and a plurality of portions to be detected (17) which are connected with each other, the portions to be detected (17) are arranged on the periphery of the fixing portion (16), an included angle between every two adjacent portions to be detected (17) is a right angle, and a portion to be detected (17) which is relatively far away from the fixing portion (16) is provided with a portion to be detected; the second speed reducer (15) is provided with a sensor connecting sheet (18) around the output shaft, a second position sensor is arranged on the sensor connecting sheet (18), and the second position sensor is used for sensing the position of the end to be detected.

7. A painting turntable according to claim 1, characterized in that the outer ring bottom of the external gear bearing (7) is provided with two limit stops (19) opposite each other in a first direction, the support base (8) is provided with a first position sensor for sensing the position of the limit stops (19), the first direction being perpendicular to the turntable (2).

8. A painting turret according to claim 5, characterized in that said second casing (14) is provided with a fool-proof aperture (20).

9. A painting turret according to claim 1, characterized in that said stations (11) are provided in plurality, each station (11) being connected to a synchronous pulley, between two adjacent synchronous pulleys being connected by means of a synchronous belt.