CN213054123U

CN213054123U - Polishing workstation of industrial robot

Info

Publication number: CN213054123U
Application number: CN202021545223.3U
Authority: CN
Inventors: 周仕波
Original assignee: Anhui Buer Automation Engineering Co ltd
Current assignee: Anhui Buer Automation Engineering Co ltd
Priority date: 2020-07-30
Filing date: 2020-07-30
Publication date: 2021-04-27
Anticipated expiration: 2030-07-30

Abstract

The utility model discloses an industrial robot's workstation of polishing, including airtight polishing room, install safety protection door on airtight polishing room's the lateral wall, rear portion in the airtight polishing room is equipped with the bottom plate, installs the polishing robot on the bottom plate, and the window has been seted up to the middle part below of airtight polishing room's front side wall, and duplex position swivel work head is installed to the window position, and duplex position swivel work head is rotatory after targetting in place, and a station is located inside airtight polishing room, and another station is located airtight polishing room outside. The utility model has the advantages that the double-station rotary workbench is arranged, so that the loading, unloading and polishing of workpieces can be carried out simultaneously, and the working efficiency is effectively improved; loading, unloading and polishing of the workpiece are respectively carried out inside and outside the closed polishing room, so that the workshop environment is not influenced by dust operation; the polishing robot is arranged on the bottom plate, so that the on-site installation, maintenance and debugging strength of a customer is reduced, the stability of polishing quality is ensured, and the whole machine module is convenient to transport.

Description

Polishing workstation of industrial robot

Technical Field

The utility model relates to an industry technical field that polishes especially relates to an industrial robot's workstation of polishing.

Background

The environment for polishing is harsh, and the requirement on the quality of workers is high. The polishing quality and the product smoothness are improved for reducing the cost, and the consistency is ensured; the productivity is improved, and the continuous production can be carried out 24 hours a day; the labor condition of workers is improved, and the workers can work for a long time in a harmful environment; the requirement on the operation technology of workers is reduced; nowadays, the grinding and polishing are gradually carried out by robots. In the field of automobile engines, the polishing requirements of precision parts such as engine cylinder body castings are higher, and particularly the upper tank surface and the oil pan surface of a diesel engine or a gasoline engine cylinder body are high in manual polishing rejection rate and low in efficiency, so that a polishing robot is adopted to fully automatically polish so as to release workers from labor. The robot of current engine cylinder block foundry goods grinds workstation all has a station generally, and the during operation need be earlier with the cylinder block foundry goods through mounting fixture installation workstation on, then carry out the operation of polishing through the robot that polishes, after finishing polishing, lift off the work piece that will polish from the workstation again, and the work piece that waits to polish again is installed again and is continued polishing, so circulation is reciprocal. Although the labor is reduced, the working efficiency is improved to a certain extent, and the rejection rate is reduced, the polishing and the workpiece loading and unloading cannot be carried out simultaneously, and the efficiency is still low.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving the technical problem who exists among the prior art at least, innovated a polishing work station of industrial robot very much, effectively solved among the prior art robot polishing work station polish and can not go on simultaneously with loading and unloading work piece, the lower problem of work efficiency.

In order to realize the utility model discloses an above-mentioned purpose, the utility model provides an industrial robot's workstation of polishing, including airtight polishing room, install safety protection door on airtight polishing room's the lateral wall, rear portion in the airtight polishing room is equipped with the bottom plate, install the robot of polishing on the bottom plate, the window has been seted up to airtight polishing room's front side wall's middle part below, duplex position swivel work head is installed to the window position, duplex position swivel work head rotatory back that targets in place, and a station is located inside airtight polishing room, another station is located airtight polishing room is outside.

Preferably, the double-station rotary worktable comprises a base, a rotary indexing table, a worktable surface and positioning tray fixtures, the positioning tray fixtures are symmetrically installed on the worktable surface along the length direction, the rotary indexing table is fixedly installed on the base, the bottom of the worktable surface is fixedly connected with the top surface of the rotary indexing table, and the worktable surface is driven to rotate through the rotation of the rotary indexing table.

Preferably, a plurality of flexible curtain strips which are uniformly and closely arranged are vertically arranged on the window.

Preferably, a safety guardrail is arranged around the station outside the closed polishing room in a surrounding mode.

Preferably, a man-machine interaction operation panel is installed outside the front wall surface of the closed polishing room through a support.

Preferably, workpiece conveying roller ways are arranged on the left side and the right side of the station outside the sealed polishing room.

Preferably, a loading and unloading cantilever crane is arranged outside the front side of the closed polishing room.

Preferably, a tool magazine is arranged on the left side of the bottom plate.

Preferably, the polishing robot comprises a robot body, a flexible polishing power head arranged at the end part of the robot body and a robot control cabinet arranged on a bottom plate on the right side of the robot body.

Preferably, the flexible sanding power head includes a flexible power head mounted at an end of the robot body and a sanding tool detachably mounted at an end of the flexible power head.

Owing to adopted above-mentioned technical scheme, compare with prior art, the utility model discloses following beneficial effect has:

1. by arranging the double-station rotary workbench, the loading, unloading and polishing of workpieces can be carried out simultaneously, and the working efficiency is effectively improved;

2. after the double-station rotary workbench rotates in place, one station is positioned inside the closed polishing room, the other station is positioned outside the closed polishing room, loading, unloading and polishing of workpieces are respectively carried out inside the closed polishing room and outside the closed polishing room, the working environment of the polishing robot is isolated from the outside, and the dust working environment is isolated from a normal operation area, so that the workshop environment is not influenced by dust operation;

3. the polishing robot is arranged on the bottom plate, so that the on-site installation, maintenance and debugging strength of a customer is reduced, the stability of polishing quality is ensured, and the whole machine module is convenient to transport.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural diagram of a grinding workstation of an industrial robot according to a preferred embodiment of the present invention;

fig. 2 is a schematic structural diagram of a double-station rotary table of a polishing workstation of an industrial robot according to a preferred embodiment of the present invention;

fig. 3 is a schematic structural diagram of a front wall surface of an airtight polishing room of a polishing workstation of an industrial robot in a preferred embodiment.

Detailed Description

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.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, unless otherwise specified and limited, it is to be noted that the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, mechanically or electrically connected, or may be connected between two elements through an intermediate medium, or may be directly connected or indirectly connected, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.

The utility model provides an industrial robot's workstation of polishing, as shown in fig. 1, this industrial robot's the workstation of polishing includes airtight polishing room 1, install safety protection door 2 on airtight polishing room 1's the lateral wall, rear portion in airtight polishing room 1 is equipped with bottom plate 3, install polishing robot 4 on the bottom plate 3, window 5 has been seted up to airtight polishing room 1's front side wall surface 101's middle part below, duplex position swivel work head 6 is installed to the 5 positions in window, duplex position swivel work head 6 rotatory back that targets in place, a station is located airtight polishing room 1 inside, another station is located airtight polishing room 1 outsidely.

In the embodiment, by arranging the double-station rotary workbench 6, when one workbench is polished at a station, an operator at the other station of the workbench carries out feeding, so that the workpiece can be loaded and unloaded and polished at the same time, the beat is shortened, the continuous uninterrupted polishing working state is ensured, and the working efficiency is effectively improved; after the double-station rotary worktable 6 rotates in place, one station is positioned inside the closed polishing room 1, the other station is positioned outside the closed polishing room 1, loading, unloading and polishing of workpieces are respectively carried out inside the closed polishing room 1 and outside the closed polishing room 1, the working environment of the polishing robot 4 is isolated from the outside, and the dust working environment is isolated from a normal working area, so that the workshop environment is not influenced by dust operation; the polishing robot 4 is arranged on the bottom plate 3, so that the on-site installation, maintenance and debugging strength of a customer is reduced, the stability of polishing quality is ensured, and the transportation of a whole machine module is facilitated.

Specifically, in this embodiment, the safety protection door 2 installed on the side wall of the closed polishing room 1 may be linked with the automatic equipment of the workstation, and when the safety protection door 2 is opened, the safety loop will be cut off, and all the automatic equipment will stop working. At this time, the qualified robot operator can switch the robot to the manual mode, and the robot can be taught at a low speed. The linkage connection mode of the safety protection door 2 and automatic equipment belongs to the conventional technical means in the field, and is not described herein any more, and the safety protection door 2 plays a role of an emergency stop button switch.

In this embodiment, as shown in fig. 2, the double-station rotary table 6 includes a base 601, a rotary indexing table 602, a table top 603 and positioning tray clamps 604, the positioning tray clamps 604 are symmetrically installed on the table top 603 along the length direction, the rotary indexing table 602 is fixedly installed on the base 601, the bottom of the table top 603 is fixedly connected with the top surface of the rotary indexing table 602, and the table top 603 is driven to rotate by the rotation of the rotary indexing table 602. The workpiece to be polished is positioned and fixed through the positioning tray clamp 604 on the working table surface 603, and after the double-station rotary working table 6 is started, the rotary indexing table 602 rotates to drive the working table surface 603 fixed on the rotary indexing table 602 to rotate, so that the two workpieces on the working table surface 603 are switched between a workpiece loading and unloading station located outside the sealed polishing room 1 and a workpiece polishing station located inside the sealed polishing room 1. When the workpiece polishing station positioned inside the closed polishing room 1 is automatically polished by the polishing robot 4, an operator can load and unload the next workpiece to be polished at the workpiece loading and unloading station positioned outside the closed polishing room 1. Therefore, two stations of the double-station rotary workbench 6 can work simultaneously, and the workpiece polishing efficiency is further improved.

In the present embodiment, as shown in fig. 3, a plurality of flexible curtain strips 501 are vertically installed on the window 5. By installing the flexible curtain strips 501 which are uniformly and closely arranged on the window 5, the sealing performance of the closed polishing room 1 is further improved while the rotation of the double-station rotary workbench 6 is realized, and dust in the closed polishing room 1 is prevented from flying out of the window 5 to pollute the external working environment in the polishing process. In order to facilitate that an operator outside the sealed polishing room 1 can check the conditions inside the sealed polishing room 1 in real time in the polishing process of the polishing robot 4, a transparent glass observation port 7 is arranged on the front side wall surface 101 at the upper end of the window 5.

In the present embodiment, a safety fence 8 is provided around the working position outside the sealed polishing room 1. Therefore, accidents caused by other non-working personnel entering the working area can be effectively avoided in the process of loading and unloading workpieces and the like by external operators.

In the present embodiment, a human-machine interaction operation panel 10 is attached to the outside of the front wall surface 101 of the sealed polishing room 1 via a bracket 9. The human-computer interaction operation panel 10 is mainly used for displaying the operation status and fault type of each device of the system, and performing system management, tool management, process management, operation management and the like. The system management specifically comprises parameter setting and control of the whole system of the equipment; the process management specifically comprises the storage and selection of a grinding program, error compensation and other management; the cutter management specifically comprises the management of the number of grinding cutters, service life prediction warning and the like; the operation management is specifically to count the types and the number of the parts polished every day.

In the present embodiment, work table conveyors 11 are attached to the left and right sides of the work station located outside the sealed polishing room 1. Workpiece conveying roller ways 11 are installed on the left side and the right side of a station outside the sealed polishing room 1, so that a polishing process that workpieces to be polished automatically flow to a polishing workstation after the previous process is completed is realized, and the workpieces to be polished automatically flow to the next process after the polishing workstation is completed.

In the present embodiment, a loading/unloading cantilever crane 12 is provided outside the front side of the sealed polishing room 1. The workpiece to be ground, which is transferred from the previous process on the workpiece conveying roller way 11, is conveniently and quickly hoisted to the double-station rotating workbench 6 through the feeding and discharging cantilever crane 12, and the workpiece which is well ground on the double-station rotating workbench 6 is hoisted to the workpiece conveying roller way 11 to be transferred to the next process.

In the present embodiment, a tool magazine 13 is provided on the left side of the base plate 3. The tool magazine 13 stores the polishing tools to be replaced and can realize quick replacement of the polishing tools with the aid of an automatic quick-change device under the control of a program.

In the present embodiment, the grinding robot 4 includes a robot body 401, a flexible grinding power head 402 mounted at an end of the robot body 401, and a robot control cabinet 403 mounted on the floor 3 on the right side of the robot body 401. Specifically, in the present embodiment, the polishing robot 4 is a KR 210R 2700 Prime six-axis industrial robot from KUKA, germany, and in order to ensure rigidity of the end of the arm of the robot during polishing and ensure polishing quality, a robot having an effective load of 210kg and an operating range of not less than 2000mm is selected, the polishing robot 4 further includes a teaching box and a power supply cable, and meanwhile, in order to adapt to normal operation in a severe working environment, the protection level of the robot body 401 is not less than IP 65.

In this embodiment, the flexible sanding power head 402 includes a flexible power head mounted at the end of the robot body 401 and a sanding tool removably mounted at the end of the flexible power head. The flexible device mechanism of the flexible power head can carry out stepless adjustment on the flexible grinding force according to the working condition of a ground workpiece and carry out automatic shape following compensation on the overall dimension error of the workpiece within a certain range so as to ensure the consistency and stability of the grinding quality. The flexible power head selects a permanent magnet synchronous electric spindle with high power and high torque and is provided with a BT40 knife handle, and according to the casting polishing working condition, the flexible power head can automatically and quickly change a knife and select different polishing tools to polish or cut the casting.

Specifically, utilize the utility model discloses an industrial robot's workstation of polishing carries out before polishing of engine cylinder body foundry goods, and the engine cylinder body foundry goods has been through the four sides grinding of front and back terminal surface, cylinder cap face and oil pan surface and has been polished, and this robot workstation of polishing mainly polishes in the oil pan tile lid die joint and interior runner, goes up the case face air outlet needle and goes out sand hole drill point of a knife or a sword etc. and concrete process flow is as follows:

1. the cylinder body is conveyed to a robot polishing work station by a workpiece conveying roller way 11 after double-sided grinding;

2. feeding the cylinder body to a working table top 603 of a double-station rotary working table 6 through a feeding and discharging cantilever crane 12 by an operator outside the sealed grinding room 1, and positioning and fixing the cylinder body through a positioning tray clamp 604;

3. an operator starts a feeding confirmation button on the man-machine interaction operation panel 10 to enable the double-station rotating worktable 6 to rotate 180 degrees, and the cylinder body rotates from a workpiece loading and unloading station positioned outside the closed polishing room 1 to a workpiece polishing station positioned inside the closed polishing room 1;

4. the polishing robot 4 polishes the upper tank surface and the oil pan surface of the cylinder body according to a set polishing program, meanwhile, an operator outside the closed polishing room 1 continues to feed the next cylinder body to be polished onto a working table surface 603 of the double-station rotary workbench 6, located outside the closed polishing room 1, through the feeding and discharging cantilever crane 12, and is positioned and fixed through the positioning tray clamp 604;

5. and after polishing, the double-station rotary worktable 6 automatically rotates 180 degrees, so that the polished cylinder body is screwed out to a workpiece loading and unloading station, the next workpiece to be polished which is positioned and fixed is screwed into the workpiece polishing station, and an operator outside the sealed polishing room 1 unloads the workpiece to another workpiece conveying roller 11 through the loading and unloading cantilever crane 12 and conveys the workpiece to the next procedure.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. The utility model provides an industrial robot's workstation of polishing, its characterized in that, includes airtight polishing room, install the safety protection door on airtight polishing room's the lateral wall, rear portion in the airtight polishing room is equipped with the bottom plate, install the robot of polishing on the bottom plate, the window has been seted up to airtight polishing room's front side wall's middle part below, duplex position swivel work head is installed to the window position, duplex position swivel work head is rotatory after targetting in place, and a station is located inside the airtight polishing room, another station is located airtight polishing room is outside.

2. The grinding workstation of the industrial robot as claimed in claim 1, wherein the double-station rotary worktable comprises a base, a rotary indexing table, a worktable surface and positioning tray clamps, the positioning tray clamps are symmetrically installed on the worktable surface along the length direction, the rotary indexing table is fixedly installed on the base, the bottom of the worktable surface is fixedly connected with the top surface of the rotary indexing table, and the worktable surface is driven to rotate through the rotation of the rotary indexing table.

3. A sanding workstation for an industrial robot according to claim 2 characterized in that a number of flexible slats are mounted vertically on said window, in a uniform and close arrangement.

4. A sanding workstation for an industrial robot as claimed in claim 2, characterized in that safety barriers are provided around the stations outside the closed sanding room.

5. A sanding workstation for an industrial robot according to claim 2 characterized in that the exterior of the front side wall of the closed sanding room is mounted with a human machine interaction operating panel by means of a bracket.

6. A sanding workstation for an industrial robot according to claim 2 characterized in that workpiece rollgang is mounted on the left and right sides of the station outside the closed sanding room.

7. A sanding workstation according to claim 2, characterized in that the closed sanding room is provided with a loading and unloading boom outside the front side.

8. A sanding workstation for an industrial robot according to claim 2 characterized in that the left side of the base plate is provided with a tool magazine.

9. A grinding workstation for an industrial robot according to any of the claims 1-8 characterized in that the grinding robot comprises a robot body, a flexible grinding power head mounted at the end of the robot body and a robot control cabinet mounted on the bottom plate at the right side of the robot body.

10. A sanding workstation according to claim 9, characterized in that the flexible sanding power head comprises a flexible power head mounted at the end of the robot body and a sanding tool detachably mounted at the end of the flexible power head.