CN220419587U

CN220419587U - Production line for assembling and detecting engine cylinder cover

Info

Publication number: CN220419587U
Application number: CN202321834678.0U
Authority: CN
Inventors: 刘威
Original assignee: Wuhan Xingzhida Automation Technology Co ltd
Current assignee: Wuhan Xingzhida Automation Technology Co ltd
Priority date: 2023-07-13
Filing date: 2023-07-13
Publication date: 2024-01-30
Anticipated expiration: 2033-07-13

Abstract

The utility model relates to a production line for assembling and detecting engine cylinder covers, which comprises a detection frame, wherein a robot body for grabbing the cylinder covers, a visual detector for visually detecting the cylinder covers and a two-dimensional code reader for reading cylinder cover information are arranged in the detection frame, a support frame for placing the cylinder covers is arranged in front of the detection frame, a sliding cover is arranged on the top surface of the support frame in a sliding mode, a storage frame for temporarily placing the cylinder covers is arranged on one side, facing the detection frame, of the support frame, an AGV is further arranged in the detection frame, and a mark plate is arranged on the AGV. Through the visual detector shoot, can see the defect that people's eyes can not see, enlarged the inspection scope again, visual detector shoot still can be long-time stable work, and the human is difficult to observe same object for a long time, and visual detector then can do measurement, analysis and discernment task for a long time, and robot body equipment compensation AGV positioning error, cylinder cap installation accuracy is higher, improves product stability and uniformity.

Description

Production line for assembling and detecting engine cylinder cover

Technical Field

The utility model relates to the technical field of automobile assembly detection, in particular to a production line for assembling and detecting an engine cylinder cover.

Background

In recent years, the automobile industry has rapidly developed, the production automation level and the informatization level of the automobile manufacturing industry have continuously developed, and the automobile process has become more complex. Meanwhile, the requirements on the quality and performance of the automobile are increasingly increased, wherein the engine is the soul of the automobile, the quality and performance of the engine are of great importance, the quality level of the engine can finally influence the overall performance quality of the automobile, how to reduce the production cost of the engine and ensure the quality performance is the current problem.

The engine cylinder body is assembled last, the lid behind the sealing washer is installed on the cylinder cap in the assembly process of cylinder cap, and the circumstances that the sealing washer dropped can appear in the assembly process, consequently, can generally need detect the cylinder cap, detect whether the sealing washer on the cylinder cap is lost or the equipment is not in place, and current discernment detection device is when examining, usually place the work piece on the conveyer belt, when the visual identification device of conveyer belt top surface, detect by visual identification device, if the position of work piece on the conveyer belt changes, then can cause the influence to visual identification device, lead to the accuracy of detection comparatively low, consequently, put forward an engine cylinder cap equipment and the production line of detection to solve above-mentioned problem.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a production line for assembling and detecting an engine cylinder cover, which has the advantages of high detection precision and the like, and solves the problems that when the existing identification and detection device is used for detecting, a workpiece is usually placed on a conveyor belt, and when the workpiece passes through a visual identification device, the visual identification device is used for shooting and detecting, and the detection precision is poor because the workpiece is in the same direction.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an engine cylinder cap equipment and production line that detects, includes the detection frame, be equipped with in the detection frame snatch the robot body of cylinder cap, carry out visual inspection's visual inspection ware and carry out the two-dimensional code reader of reading to the cylinder cap information to the cylinder cap, the place ahead of detection frame is erect the support frame of placing the cylinder cap, the top surface slip of support frame is equipped with the sliding closure, the support frame is equipped with the rack of temporarily placing the cylinder cap towards one side of detection frame, still is equipped with AGV in the detection frame, be equipped with the mark board that fixes a position the work piece on the AGV.

Further, the bottom surface of sliding closure is fixed with the slider, the top surface of support frame is fixed with the slide rail with slider sliding connection.

Further, the right and left sides of the front face of the detection frame are provided with light curtains.

Further, the robot body comprises a robot executing element and a clamping component which is arranged at the end part of the robot executing element and used for clamping the cylinder cover.

Further, the clamping component comprises a mounting plate, two rotary cylinders which are vertically symmetrically distributed are fixed on the side face of the mounting plate, clamping pieces are fixed on output shafts of the two rotary cylinders, the thickness of each clamping piece is sequentially reduced from one side to the other side, and a limiting piece is further arranged on the side face of the mounting plate.

Further, the limiting piece comprises two guide posts fixed on the side face of the mounting plate and two abutting pieces, and each abutting piece comprises a stud fixed on the mounting plate and a threaded sleeve sleeved at the end of the stud in a threaded manner.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

1) This production line of engine cylinder cap equipment and detection, it detects to shoot through visual detector, can see the defect that people's eyes can not see, the inspection scope has been enlarged again, visual detector shoots still can be long-time stable work, the human is difficult to observe same object for a long time, and visual detector then can do measurement for a long time, analysis and discernment task, robot body vision and visual detector can record data, record all photos of shooing, can trace back according to the product, robot body equipment compensation AGV positioning error, cylinder cap installation accuracy is higher, improve product stability and uniformity.

2) This production line of engine cylinder cap equipment and detection, the robot body is when fixing the cylinder cap, robot actuating element orders about to press from both sides and gets the part nimble removal, pass the cylinder cap with the guide post on the mounting panel, because the thickness of top clamping piece increases from front to back in proper order, the thickness of below clamping piece reduces from front to back in proper order, under the initial condition, the top clamping piece is in the work piece rear side, the below clamping piece is in the work piece front side, it is rotatory to being close to one side of work piece to drive two clamping pieces respectively through two revolving cylinder, alright be fixed in the mounting panel with the cylinder cap through the clamping piece, realize the fastening to the cylinder cap, and the cooperation of guide post and butt piece, make the cylinder cap fix more firmly, the robot body can drive the cylinder cap and remove in a flexible way, make things convenient for visual detector to shoot more, the accuracy of detection has further been improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a front elevational view of the structure of the present utility model;

FIG. 3 is a side view of the structure of the present utility model;

FIG. 4 is a schematic view of a gripping member of the robot body of the present utility model;

FIG. 5 is a schematic view of the connection structure of the rotary cylinder and the clamping piece of the present utility model.

In the figure: 1. a detection frame; 2. a mark plate; 3. AGVs; 4. a support frame; 5. a slide rail; 6. a slide block; 7. a sliding cover; 8. a placing rack; 9. a light curtain; 10. a robot body; 101. a robot actuator; 102. a mounting plate; 103. a rotary cylinder; 104. a clamping piece; 105. an abutment; 106. a guide post; 11. a two-dimensional code reader; 12. a visual detector.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, a production line for assembling and detecting engine cylinder covers in this embodiment includes a detection frame 1, a robot body 10 for grabbing the cylinder cover, a visual detector 12 for visually detecting the cylinder cover, and a two-dimensional code reader 11 for reading cylinder cover information are disposed in the detection frame 1, a support frame 4 for placing the cylinder cover is erected in front of the detection frame 1, a sliding cover 7 is slidingly disposed on a top surface of the support frame 4, and a placement frame 8 for temporarily placing the cylinder cover is disposed on a side of the support frame 4 facing the detection frame 1.

The bottom surface of sliding cover 7 is fixed with slider 6, and the top surface of support frame 4 is fixed with slide rail 5 with slider 6 sliding connection, and sliding cover 7 is used for placing the gasket, makes things convenient for the installation of cylinder cap and gasket.

The top surface of rack 8 outwards protrudes and forms the backplate, simultaneously, and rack 8 top surface just is located the back direction indent of backplate and forms the recess, and the cooperation setting of backplate and recess for the cylinder cap is more firm to be placed on rack 8, and the robot body 10 of being convenient for snatchs the cylinder cap.

The light curtain 9 is arranged on the left side and the right side of the front face of the detection frame 1, when someone mistakenly enters the detection frame 1, the alarm is given, the machine stops, the protection function is achieved, and the safety of equipment is enhanced.

When in use, the cylinder cover is placed on the top surface of the support frame 4, the cylinder cover on the top surface of the support frame 4 is manually conveyed into the placement frame 8, the robot body 10 grabs the cylinder cover to the position of the visual detector 12, the visual detector 12 detects the cylinder cover, the photo is stored by the visual detector 12, the two-dimensional code reader 11 is used for uploading workpiece information to the EMS, and workpiece two-dimensional code data are read.

In this embodiment, as shown in fig. 4, the robot body 10 includes a robot actuator 101 and a clamping component disposed at an end of the robot actuator 101 for clamping a cylinder cover, the robot body 10 has a visual recognition function, and meanwhile, the clamping component of the robot body 10 can be switched according to a vehicle model, and can be used for capturing, photographing and installing according to different workpieces.

The clamping component shown in fig. 4 comprises a mounting plate 102, two rotary cylinders 103 which are vertically and symmetrically distributed are fixed on the side surface of the mounting plate 102, clamping pieces 104 are fixed on output shafts of the two rotary cylinders 103, the thickness of the clamping pieces 104 is sequentially reduced from one side to the other side, and a limiting piece is further arranged on the side surface of the mounting plate 102.

The limiting piece comprises two guide posts 106 and two abutting pieces 105 which are fixed on the side face of the mounting plate 102, the abutting pieces 105 comprise studs fixed on the mounting plate 102 and threaded sleeves sleeved on the end portions of the studs, the threaded sleeves can rotate left and right on the outer sides of the studs through rotation of the threaded sleeves, and the distance between the threaded sleeves and the mounting plate 102 can be adjusted through the size of the cylinder cover.

As shown in fig. 5, the clamping piece 104 is slidably mounted at the output end of the rotary cylinder 103 through a mounting block, and then fastened through a bolt, so that the mounting position of the clamping piece 104 can be flexibly adjusted.

The robot executive component 101 drives the clamping component to flexibly move, the guide column 106 on the mounting plate 102 penetrates through the cylinder cover, the thickness of the upper clamping piece is sequentially increased from front to back, the thickness of the lower clamping piece is sequentially reduced from front to back, in an initial state, the upper clamping piece is positioned at the rear side of a workpiece, the lower clamping piece is positioned at the front side of the workpiece, the two clamping pieces 104 are respectively driven to rotate towards one side close to the workpiece through the two rotary cylinders 103, the cylinder cover can be fixed on the mounting plate 102 through the clamping pieces 104, the cylinder cover is fastened, and the guide column 106 is matched with the abutting piece 105, so that the cylinder cover is fixed more firmly.

In addition, still be equipped with AGV3 in the detection frame 1, be equipped with on the AGV3 to the mark board 2 that the work piece was fixed a position, after detecting, AGV3 drags the panel and advances to the automated inspection station along the magnetic stripe of assembly line, and AGV3 detects the ground behind the detection station and stops the landmark after, because the car condition of AGV3 is different, and height, length etc. have certain difference, and the average error of stopping of AGV3 is + -120.

Because the error of stopping problem, the robot body 10 need to fix a position AGV3 earlier, establishes the coordinate, and all AGVs 3 of production line all paste a mark board 2, and mark board 2 is fixed completely with the relative position of dolly, and the AGV3 passes through the landmark location after, mark board 2 on the robot body 10 vision shooting AGV3, and the robot body 10 establishes a set of coordinate system to stopping AGV3, and after the coordinate system establishment was accomplished, the robot body 10 can deviate according to first teaching position.

If an NG photo is found to give an alarm in the photographing process, the robot body 10 returns to the original point and then is manually rechecked, and if the missing photo is left, the missing photo is not left.

The AGV3 is an automatic guided vehicle which automatically or manually loads goods, automatically travels or pulls a cargo truck to a designated place according to a set route, and then loads and unloads the goods by an automatic or manual mode, and the mark plate 2 is a positioning plate.

Through adopting above-mentioned automatic checkout device, realized the automatic identification to the cylinder cap, the cylinder cap installation accuracy is higher, improves product stability and uniformity, and its specific operation mode is as follows:

the cylinder cap is placed in the top surface of support frame 4, carry the cylinder cap of support frame 4 top surface to rack 8 through the manual work in, snatch the cylinder cap by robot body 10, robot actuating element 101 orders about to press from both sides and get the part nimble removal, pass the cylinder cap with guide post 106 on mounting panel 102, because the thickness of top clamping piece increases from front to back in proper order, the thickness of below clamping piece reduces from front to back in proper order, under the initial condition, the top clamping piece is in the work piece rear side, the below clamping piece is in the work piece front side, drive two clamping pieces 104 respectively through two revolving cylinder 103 and rotate to the one side that is close to the work piece, alright be fixed in the mounting panel 102 with the cylinder cap through clamping piece 104, realize the fastening to the cylinder cap as shown in fig. 4, and the cooperation of guide post 106 and butt piece 105 for the cylinder cap is fixed more firmly.

The robot executing element 101 drives the clamping component to flexibly move to the position of the visual detector 12, the visual detector 12 detects the cylinder cover, the two-dimensional code reader 11 is used for uploading workpiece information to the EMS, and the workpiece two-dimensional code data is read;

after detection, the assembly part needs to be installed on the AGV3, the positioning error of the assembly part needs to be compensated with the AGV3, the robot body 10 is in vision, the coordinate is established through the mark plate 2 on the AGV3, and the assembly is performed after the coordinate is established.

The robot and machine vision technology application and the automobile instrument automatic assembly detection production line can ensure smooth high-speed and automatic production. Meanwhile, the detection data of the vision system can help the management department to discover potential problems in equipment, materials and the like in time, and is beneficial to improving the overall management level of a vehicle enterprise.

The control mode of the utility model is controlled by the controller, the control circuit of the controller can be realized by simple programming by a person skilled in the art, the supply of power also belongs to common knowledge in the art, and the utility model is mainly used for protecting the mechanical device, so the utility model does not explain the control mode and circuit connection in detail.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an engine cylinder cap equipment and production line that detects, its characterized in that, including detecting frame (1), be equipped with in detecting frame (1) snatch robot body (10) of cylinder cap, carry out vision detector (12) of vision detection and carry out two-dimensional code reader (11) of reading to the cylinder cap information to the cylinder cap, the place ahead of detecting frame (1) is erect support frame (4) of placing the cylinder cap, the top surface slip of support frame (4) is equipped with sliding closure (7), one side of support frame (4) towards detecting frame (1) is equipped with rack (8) of placing the cylinder cap temporarily, still be equipped with AGV (3) in detecting frame (1), be equipped with mark board (2) of location to the work piece on AGV (3).

2. The production line for assembling and detecting engine cylinder covers according to claim 1, wherein: the bottom surface of sliding closure (7) is fixed with slider (6), the top surface of support frame (4) is fixed with slide rail (5) with slider (6) sliding connection.

3. The production line for assembling and detecting engine cylinder covers according to claim 1, wherein: light curtains (9) are arranged on the left side and the right side of the front face of the detection frame (1).

4. A production line for assembling and detecting engine cylinder heads according to any one of claims 1-3, characterized in that: the robot body (10) comprises a robot executing element (101) and a clamping component which is arranged at the end part of the robot executing element (101) and used for clamping the cylinder cover.

5. The production line for assembling and detecting engine cylinder covers according to claim 4, wherein: the clamping component comprises a mounting plate (102), two rotary cylinders (103) which are vertically symmetrically distributed are fixed on the side face of the mounting plate (102), clamping pieces (104) are fixed on output shafts of the two rotary cylinders (103), the thickness of each clamping piece (104) is sequentially reduced from one side to the other side, and a limiting piece is further arranged on the side face of the mounting plate (102).

6. The production line for assembling and detecting engine cylinder covers according to claim 5, wherein: the limiting piece comprises two guide posts (106) and two abutting pieces (105) which are fixed on the side face of the mounting plate (102), and each abutting piece (105) comprises a stud fixed on the mounting plate (102) and a threaded sleeve sleeved at the end of the stud in a threaded manner.