CN211866121U

CN211866121U - Accurate rotary positioning device for workpiece cleaning

Info

Publication number: CN211866121U
Application number: CN201821479219.4U
Authority: CN
Inventors: 朱兴德
Original assignee: CHONGQING KEBEN TECHNOLOGY CO LTD
Current assignee: Chongqing Keben Technology Co.,Ltd.
Priority date: 2018-09-10
Filing date: 2018-09-10
Publication date: 2020-11-06
Anticipated expiration: 2028-09-10

Abstract

The utility model relates to a machine-building field specifically is a work piece washs uses accurate rotational positioning device, accurate rotational positioning device includes installing support, supporting seat, rotary part, driving motor and controlling means, utilizes driving motor to drive the motor gear, thereby motor gear meshes the drive transmission shaft with the rotary gear mutually, is provided with the rotary disk on the transmission shaft, is provided with three station on the rotary disk. The utility model discloses utilize the rotation of PLC control motor to reach accurate control rotary disk turned angle's beneficial effect, in addition, the utility model discloses compact structure, occupation space is little, and stability is good, and rotation accuracy is high, is favorable to with the cooperation of manipulator.

Description

Accurate rotary positioning device for workpiece cleaning

Technical Field

The utility model relates to the field of machine-building, specifically a work piece washs uses accurate rotary positioning device.

Background

When mechanical part processing is carried out, the movable conveying of workpieces among different stations is involved, especially for mechanical arm processing, in order to cooperate the front end processing mechanical arm, work efficiency is improved, a positioning conveying device is usually equipped for the mechanical arm, so that the mechanical arm always grabs unprocessed workpieces from the same loading position, and the workpieces are placed at the same feeding position after the processing is finished. Based on the setting, the motion paths of the manipulators for the same batch of workpieces are completely the same, and the actions are repeated after one-time programming. Therefore, the positioning and conveying device is a basic condition for continuous operation of the manipulator.

The types of positioning and conveying devices commonly used are rotary, linear and directly realized by using a loading and unloading manipulator. The rotary positioning and conveying device has a compact structure and small occupied space, and is suitable for small-batch production of parts at a common processing speed; the linear motion type positioning and conveying device is usually matched with a plurality of processing manipulators, has high running speed and is suitable for the production of small and large-batch parts; the number of the mechanical arms is increased by directly using the feeding and discharging mechanical arms, the cost is high, the speed is low, and the feeding and discharging mechanical arm is applicable to high-precision parts.

The problem that exists to the location conveyor prior art of rotation type wherein is that, the rotation precision of device is not high, when leading to the processing manipulator to snatch the work piece from fixed position, the position of snatching changes for the work piece greatly, leads to processing easy error to appear.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is desirable to provide a precise rotary positioning device for cleaning a workpiece.

The embodiment of the utility model provides a realize like this, a work piece washs and uses accurate rotary positioning device, include: the mounting bracket comprises a mounting bottom plate and supporting columns fixedly arranged on four corners of the mounting bottom plate; the supporting seat is used for mounting the driving motor and the rotating part, is fixedly arranged on the mounting bottom plate, and comprises four upright posts which are vertically arranged and a bearing mounting plate arranged at the tops of the upright posts; the rotating component comprises a bearing with a seat, a transmission shaft, a rotating gear, a bearing seat assembly, a rotating disk and a motor gear, wherein the bearing with the seat is fixedly arranged on the bearing mounting plate, the bearing with the seat is connected with the lower end of the transmission shaft, the bearing seat assembly is arranged on the transmission shaft, the bearing seat assembly is fixedly arranged on a transverse plate, the transverse plate is fixedly connected with the supporting column, a connecting flange is arranged at the top end of the transmission shaft, the rotating disk is arranged on the connecting flange, and the rotating gear is arranged on the transmission shaft between the transverse plate and the bearing with the seat; the driving motor is used for driving the rotating disc to rotate and is fixedly arranged at the lower part of the bearing mounting plate through a motor base plate, an output shaft of the driving motor penetrates through the bearing mounting plate, a motor gear is arranged on the output shaft, and the motor gear is meshed with the rotating gear; the control device is used for controlling the rotating disc to rotate accurately at a fixed angle and comprises a display screen and a PLC (programmable logic controller), wherein the display screen is electrically connected with the PLC, and the PLC indirectly drives a motor through a driver.

The embodiment of the utility model provides a pair of accurate rotational positioning device is used in work piece washing, including installing support, supporting seat, rotary part, driving motor and controlling means, utilize driving motor to drive motor gear, thereby motor gear meshes the drive transmission shaft with the rotary gear mutually, is provided with the rotary disk on the transmission shaft, is provided with three station on the rotary disk. The utility model discloses utilize the rotation of PLC control motor to reach accurate control rotary disk turned angle's beneficial effect, in addition, the utility model discloses compact structure, occupation space is little, and stability is good, and rotation accuracy is high, is favorable to with the cooperation of manipulator.

Drawings

Fig. 1 is a front view of a structure of a precise rotary positioning device for cleaning a workpiece according to an embodiment of the present invention;

fig. 2 is a top view of the structure of the precise rotational positioning device for cleaning a workpiece according to an embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings 1-2 and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1, in one embodiment of the present invention, an apparatus for accurately positioning and rotating a workpiece for cleaning includes: the mounting bracket comprises a mounting bottom plate 1 and support columns 2 fixedly arranged on four corners of the mounting bottom plate; the supporting seat is used for mounting a driving motor 22 and a rotating part, is fixedly arranged on the mounting bottom plate 1, and comprises four upright posts 3 which are vertically arranged and a bearing mounting plate 5 arranged at the top of each upright post 3; the rotating component comprises a bearing with a seat 6, a transmission shaft 7, a rotating gear 8, a bearing seat assembly 9, a rotating disc 10 and a motor gear 11, wherein the bearing with a seat 6 is fixedly arranged on the bearing mounting plate 5, the bearing with a seat 6 is connected with the lower end of the transmission shaft 7, the bearing seat assembly 9 is arranged on the transmission shaft 7, the bearing seat assembly 9 is fixedly arranged on a transverse plate 12, the transverse plate 12 is fixedly connected with the supporting column 2, a connecting flange 13 is arranged at the top end of the transmission shaft 7, the rotating disc 10 is arranged on the connecting flange 13, and the rotating gear 8 is arranged on the transmission shaft between the transverse plate 12 and the bearing with a seat 3; the driving motor 22 is used for driving the rotating disc 10 to rotate, and is fixedly arranged at the lower part of the bearing mounting plate 4 through a motor seat plate 14, an output shaft of the driving motor 22 penetrates through the bearing mounting plate 4, a motor gear 11 is arranged on the output shaft, and the motor gear 11 is meshed with the rotating gear 8; and the control device is used for controlling the fixed-angle accurate rotation of the rotating disk 10 and comprises a display screen and a PLC (programmable logic controller), wherein the display screen is electrically connected with the PLC, and the PLC indirectly drives the motor 22 through a driver.

In the utility model, the installation bottom plate 1 is preferably square, and can be well matched with the circular rotating disk 10, so that the material is not wasted, the stability of the structure can be ensured, and the bottom plates of other switches can be selected according to different use occasions, so long as the installation bottom plate is fixedly installed on the ground, the overall stability of the device is improved; the support columns 2 can be square steel columns, the guard plates are arranged between the support columns 2, the appearance is attractive, the internal transmission structure can be isolated, and dangers caused by touch or sundries are prevented from entering the transmission structure to damage transmission parts. The installation of the installation bottom plate 1 and the ground can adopt foundation bolts; the connection between the mounting baseplate 1 and the supporting column 2 can be realized by welding.

In the utility model, the supporting seat can be fixedly arranged on the mounting bottom plate 1 by welding, the upright post 3 of the supporting seat can be made of square steel pipe, and of course, square steel can be selected; the top of the upright 3 is provided with a bearing mounting plate 4, it being understood that the bearing mounting plate 4 is not meant herein to be used solely for mounting a bearing, but merely to indicate the structure. The bearing mounting plate 4 is fixedly provided with a bearing with a seat 5 through bolts, and the bearing with the seat 5 is an existing mature product. The inner ring of the bearing with a seat 5 is rotatably connected with the lower end of the transmission shaft 7, which is a common structure.

The utility model discloses in, still be provided with bearing frame subassembly 9 on the transmission shaft 7, through bearing frame subassembly 9 and diaphragm 12 fixed connection, bearing frame subassembly 9 mainly comprises a pair of bearing group and bearing mount pad, can restrict the axial displacement of transmission shaft, mainly has the effect to lie in increasing the fixed point for the transmission shaft, has effectively prevented rocking of transmission shaft 7, has guaranteed stability. The transverse plate 12 is fixedly connected with the supporting column 2. The top end of the transmission shaft 7 is connected with the rotating disc 10 through a connecting flange 13, the transmission shaft 7 is in key connection with the connecting flange 13, and the connecting flange 13 is in bolt connection with the rotating disc 10.

The utility model discloses in, transmission shaft 7 is located diaphragm 12 with still be provided with rotating gear 8 between the rolling bearing 6, rotating gear 8 meshes with the motor gear 11 that sets up in driving motor 22 output epaxial, and the 8 numbers of teeth on rotating gear are greater than motor gear 11, the effect of the speed reduction that both meshing realized adopts gear drive reliable stable, is favorable to improving the rotation precision. The motor gear 11 is installed on a motor output shaft, the driving motor 22 is fixedly arranged on the lower side of the bearing installation plate 4 through the motor seat plate 14, and the output shaft penetrates through the bearing installation plate 4.

The utility model discloses a PLC control motor's output realizes deciding the angle accurate rotation. The output end of the PLC is connected with a motor driver, and the motor 22 is indirectly driven through the motor driver; the drive motor 22 is preferably a stepper motor; the PLC is connected with the display screen, the angle value of each rotation of the driving motor 22, the time of each rotation stay and the like can be set through the display screen, and the PLC can adopt specific models such as Siemens S7-200, S7-300 and the like.

The embodiment of the utility model provides a pair of accurate rotary positioning device is used in work piece washing, including installing support, supporting seat, rotary part, driving motor 22 and controlling means, utilize driving motor 22 to drive motor gear 11, thereby motor gear 11 meshes drive transmission shaft 7 with rotatory gear 8 mutually, is provided with rotary disk 10 on the transmission shaft 7. The utility model discloses utilize PLC control driving motor 22's rotation to reach accurate control rotary disk 10 turned angle's beneficial effect, in addition, the utility model discloses compact structure, occupation space is little, and stability is good, and rotation accuracy is high, is favorable to using with the cooperation of manipulator, realizes the production automation.

In an embodiment of the present invention, as shown in fig. 1 and 2, the rotating disc 10 is provided with an upper and lower station 15, a cleaning station 16 and a water blowing station 17 at equal angles, a positioning seat is provided in each station for positioning the workpiece, and each station is further provided with a cofferdam 18 on the annular rotating disc of the rotating disc 10 for preventing the workpiece from separating from the station in the rotating process.

In this embodiment, to the work piece washing, the utility model discloses set up three station, of course, when using the device to convey the work piece for the different cleaning system, the quantity of station can set up according to actual need. Under the condition of three stations, the utility model discloses a basic working process does: a feeding manipulator or a manual worker places a workpiece to be processed on the feeding and discharging station 15, the rotating disc rotates 120 degrees, a second workpiece to be processed is placed, meanwhile, the cleaning manipulator grabs the workpiece to be cleaned from the cleaning station 16 for cleaning, and the workpiece to be cleaned still rotates to the cleaning station 16 after cleaning; the rotating disc rotates 120 degrees again, a third workpiece to be cleaned is placed on the feeding mechanical arm or manually, the cleaning mechanical arm cleans the second workpiece, and in the water blowing station 18, the water blowing device blows water and dries the third workpiece; the rotating disc rotates 120 degrees again, the first workpiece which is cleaned is taken down by the blanking manipulator or manually, the fourth workpiece to be cleaned is placed on the feeding manipulator, meanwhile, the third workpiece is grabbed by the cleaning manipulator and cleaned, the second workpiece is dried by blowing water at the water blowing station 18, and the operation is repeated according to the fact that the workpiece to be cleaned is placed on the feeding manipulator, wherein the blanking manipulator and the feeding manipulator can be the same or different. The scheme can obviously improve the cleaning efficiency and has high automation degree.

In the embodiment, the upper cofferdam 18 is used for preventing the rotating disc from rotating to throw out the workpieces, so that safety is guaranteed, because the rotating speed of the rotating disc may be higher under certain working conditions, unstable placement of the workpieces is easy to occur, and safety can be guaranteed by arranging the upper cofferdam 18, and meanwhile, the rotating disc is clean and attractive.

The utility model discloses an embodiment, just right on the diaphragm 10 wash station 16 with 17 departments of blowing water are provided with cofferdam 19 under the rotary disk for accept the work piece and follow wash station 19 with 17 drippage water of blowing water station. In this embodiment, the lower cofferdam 19 is used for receiving water dropping from the cleaning station 16 and the water blowing station 17, so as to ensure the cleaning hygiene of the device. The upper and lower cofferdams 19 can be made of thin plate materials, and can also be made of other non-metal materials.

In an embodiment of the present invention, a reinforced sloping plate 20 is further disposed between the supporting pillar 2 and the transverse plate 10. The reinforced inclined plate is beneficial to the reinforcement of the structure of the whole device and increases the stability of the device.

In an embodiment of the present invention, a second reinforcing plate 21 is disposed between one side of the bearing mounting plate and the mounting bottom plate. This reinforcing plate is used for the enhancement of supporting seat, is provided with transmission shaft 7 and driving motor 22 on the supporting seat, does the utility model discloses most critical structure, it is necessary to strengthen its stability.

The embodiment of the utility model provides a pair of accurate rotary positioning device is used in work piece washing, including installing support, supporting seat, rotary part, driving motor 22 and controlling means, utilize driving motor 22 to drive motor gear 11, thereby motor gear 11 meshes drive transmission shaft 7 with rotatory gear 8 mutually, is provided with rotary disk 10 on the transmission shaft 7, is provided with three station on the rotary disk 10. The utility model discloses utilize the rotation of PLC control motor to reach the beneficial effect of accurate control rotary disk 10 turned angle, in addition, the utility model discloses compact structure, occupation space is little, and stability is good, and rotation accuracy is high, is favorable to with the cooperation of manipulator, realizes wasing the improvement cleaning efficiency with automizing.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. An accurate rotary positioning device for workpiece cleaning, comprising: the mounting bracket comprises a mounting bottom plate and supporting columns fixedly arranged on four corners of the mounting bottom plate; the supporting seat is used for mounting the driving motor and the rotating part, is fixedly arranged on the mounting bottom plate, and comprises four upright posts which are vertically arranged and a bearing mounting plate arranged at the tops of the upright posts; the rotating component comprises a bearing with a seat, a transmission shaft, a rotating gear, a bearing seat assembly, a rotating disk and a motor gear, wherein the bearing with the seat is fixedly arranged on the bearing mounting plate, the bearing with the seat is connected with the lower end of the transmission shaft, the bearing seat assembly is arranged on the transmission shaft, the bearing seat assembly is fixedly arranged on a transverse plate, the transverse plate is fixedly connected with the supporting column, a connecting flange is arranged at the top end of the transmission shaft, the rotating disk is arranged on the connecting flange, and the rotating gear is arranged on the transmission shaft between the transverse plate and the bearing with the seat; the driving motor is used for driving the rotating disc to rotate and is fixedly arranged at the lower part of the bearing mounting plate through a motor base plate, an output shaft of the driving motor penetrates through the bearing mounting plate, a motor gear is arranged on the output shaft, and the motor gear is meshed with the rotating gear; the control device is used for controlling the rotating disc to rotate accurately at a fixed angle and comprises a display screen and a PLC (programmable logic controller), wherein the display screen is electrically connected with the PLC, and the PLC indirectly drives a motor through a driver.

2. The precise rotary positioning device for cleaning the workpiece as claimed in claim 1, wherein the rotary disk is provided with an upper workpiece station, a lower workpiece station, a cleaning station and a water blowing station at equal angles, a positioning seat is arranged in each station for positioning the workpiece, and an annular rotary disk upper cofferdam higher than the rotary disk is arranged in each station for preventing the workpiece from separating from the station during rotation.

3. The precise rotary positioning device for cleaning workpieces as recited in claim 2, wherein a rotary disk lower cofferdam is arranged on the transverse plate opposite to the cleaning station and the water blowing station for receiving water dripping from the workpiece from the cleaning station and the water blowing station.

4. The precise rotary positioning device for cleaning workpieces as recited in claim 1, wherein a first reinforced sloping plate is further arranged between the supporting column and the transverse plate.

5. The apparatus of claim 4, wherein a second reinforcing plate is disposed between one side of the bearing mounting plate and the mounting base plate.