CN212275239U

CN212275239U - Automobile engine gear through hole detection device

Info

Publication number: CN212275239U
Application number: CN202021970113.1U
Authority: CN
Inventors: 张良; 赵宇轩; 宋秦中
Original assignee: Suzhou Vocational University
Current assignee: Suzhou Vocational University
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2021-01-01
Anticipated expiration: 2030-09-10

Abstract

The utility model provides an automobile engine gear through-hole detection device, including ejection of compact unit, the detecting element, letter sorting receipts material unit and transportation manipulator, ejection of compact unit embeds to pile up has a plurality of automobile engine gears and its bottom side to seted up the discharge gate, be provided with in the detecting element and detect the fixed station, moving part and sense element, moving part has the material loading level and detects the position, moving part's the perpendicular top department that detects the position is provided with the sense element, it sets up on the moving part to be provided with the testing light source on the fixed station and its slip, letter sorting receipts material unit has a plurality of material frames, it sets up at the ejection of compact unit to transport the manipulator, detecting element and letter sorting receive between the material unit. The utility model discloses place the automobile engine gear on the detection fixed station that has a plurality of even light sources to gather through using the detection camera and wear to establish the light through-hole on the automobile engine gear, with the purpose of the position of through-hole, size and quantity on the realization detection automobile engine gear, thereby improve detection efficiency and detection precision.

Description

Automobile engine gear through hole detection device

Technical Field

The utility model relates to an automobile engine check out test set technical field, concretely relates to automobile engine gear through-hole detection device.

Background

The automobile engine is a device for providing power for an automobile, is the heart of the automobile and determines the dynamic property, the economical efficiency, the stability and the environmental protection property of the automobile. The gear is an important part in an automobile engine and is also the most basic transmission element in an automobile, generally, 18-30 tooth parts are arranged in each automobile, and the quality of the gear directly influences the noise, the stability and the service life of the automobile.

At present, the structure of a common automobile engine gear is shown in fig. 1, a plurality of outer side toothed arms 1 are uniformly arranged on the outer side of the circumference in a concave-convex mode, and an inner side shaft end 2 is arranged at the center of the outer side toothed arm in a protruding mode so that other transmission parts can be fixedly connected conveniently. In the assembly and use process, in order to facilitate that the gear can be fully infiltrated by lubricating liquid, the gear can be fully lubricated, a plurality of through holes 3 are formed in the outer side gear arm 1 and the inner side shaft end 2 of the gear, and the positions, the sizes and the space postures of the through holes are slightly changed. In the factory quality inspection link, the transmission detection method is to detect the number and the positions of the through holes by utilizing a manual visual inspection method, the method is low in efficiency and easy to miss inspection, and meanwhile, the defect that the aperture size of the through holes cannot be accurately detected exists, and the detection requirement of the existing large-batch automobile engine gear through holes cannot be met.

Disclosure of Invention

In view of this, the utility model aims at providing an automobile engine gear through-hole detection device detects engine gear through-hole's quantity, position and aperture size through using automatic detection device to improve detection efficiency and detection precision.

In order to achieve the above purpose, the utility model adopts the technical scheme that:

a kind of car engine gear through hole checkout gear, including:

the discharging unit is internally stacked with a plurality of automobile engine gears, and the side surface of the bottom of the discharging unit is provided with a discharging hole for discharging the automobile engine gears;

the detection device comprises a detection unit, a detection fixing table, a moving part and a detection part, wherein the detection fixing table is used for placing an automobile engine gear, the moving part is provided with a feeding position and a detection position, the detection part is arranged vertically above the detection position of the moving part, a detection light source is arranged on the detection fixing table and is arranged on the moving part in a sliding mode so as to transfer the automobile engine gear to the detection position from the feeding position of the moving part;

the sorting and receiving unit is provided with a plurality of material frames and is used for sorting and recovering the detected automobile engine gears;

a transfer manipulator, the transfer manipulator sets up ejection of compact unit the detecting element with sort between the material unit is received to the letter sorting for follow automobile engine gear in proper order the ejection of compact unit is transported to in the detecting element and from the detecting element transports to in the material unit is received to the letter sorting.

Preferably, the positioning unit comprises a conveying belt, a positioning camera and a plurality of positioning sensors, the conveying belt is arranged between the discharge port of the discharge unit and the detection unit, the positioning camera is arranged above the conveying belt, one of the positioning sensors is arranged at the position corresponding to the vertical projection of the positioning camera on the conveying belt on the side of the conveying belt.

As preferred, discharge unit is including hopper storehouse, material pushing component and discharging channel, the bottom side in hopper storehouse is seted up the discharge gate, discharging channel sets up the bottom in hopper storehouse and with the discharge gate intercommunication, it is a plurality of automobile engine gear piles up in proper order and places discharging channel is last, material pushing component sets up discharging channel is located a plurality of automobile engine gear avris position department and for the discharge gate sets up, be used for will be located the bottom and with the automobile engine gear of discharging channel contact is released extremely discharging port department.

Preferably, the pushing piece comprises a pushing cylinder and a pushing rod, the pushing cylinder is arranged on the discharging channel, the output end of the pushing cylinder is connected with the pushing rod, and the pushing rod is arc-shaped and corresponds to the outer side of the circumference of the automobile engine gear.

Preferably, the detection unit comprises a detection platform, the detection platform is provided with a light shielding cover, the top of the light shielding cover is provided with a signal lamp and an operation panel, the moving part is arranged on the detection platform, the material loading position of the moving part is located outside the light shielding cover, the detection position of the moving part and the detection part are both located inside the light shielding cover, a circular placing groove for placing the automobile engine gear is arranged in the center position of the detection fixing table in an inwards concave mode, a positioning pin used for quickly positioning the center of the automobile engine gear is arranged in the center position of the circular placing groove in a protruding mode, and the detection light sources are uniformly distributed on the bottom surface of the circular placing groove.

Preferably, the detection part comprises three detection cameras and a fixed support, the fixed support is erected in the light-shielding cover and is located above the detection position on the moving part, the detection camera is vertically arranged at the center of the fixed support, and the other two detection cameras are obliquely arranged at two ends of the fixed support respectively.

Preferably, the moving part comprises a moving track, a moving motor and a screw rod, the two ends of the moving track are respectively defined as the detection position and the feeding position, the screw rod penetrates through the moving track, the moving motor is arranged at the end of the moving track and the output end of the moving motor is fixedly connected with the screw rod, and the bottom of the detection fixing table is connected with the screw rod in a threaded manner through a fixing block so as to realize reciprocating movement on the moving track.

Preferably, the detection unit is further provided with a rotating motor, the rotating motor is arranged on the fixed block, and the output end of the rotating motor is fixedly connected with the bottom center of the detection fixed table.

Preferably, the detection unit further comprises a plurality of position sensors, the position sensors are respectively arranged on the side of the detection position and the loading position of the moving track and on the bottom of the detection fixed station, and are used for detecting the moving position and the rotating angle of the fixed station.

Preferably, the transferring manipulator is arranged among the discharging unit, the positioning unit, the detecting unit and the sorting and collecting unit and has a plurality of rotating angles, and the grabbing part of the transferring manipulator is of a flexible semi-circular arc structure.

Compared with the prior art, the utility model provides a pair of automobile engine gear through-hole detection device places automobile engine gear on the detection fixed station that has a plurality of even light sources to through using the light that detects camera collection and wear to establish through-hole on the automobile engine gear, with the purpose of the position, size and the quantity of through-hole on the realization detection automobile engine gear, thereby improve detection efficiency and detection precision.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a conventional automobile engine gear;

fig. 2 is a schematic structural view of the gear through hole detection device of the automobile engine provided by the present invention;

FIG. 3 is a top view of an inner discharging unit of the gear through hole detecting device for the automobile engine provided by the present invention;

FIG. 4 is a schematic structural diagram of the positioning unit and the detecting unit in the device for detecting the through hole of the gear of the automobile engine provided by the present invention;

FIG. 5 is a schematic structural view of the detection unit in the device for detecting a gear through hole of an automobile engine, after the light-shielding cover is removed;

fig. 6 is the utility model provides a pair of transport the structural schematic diagram of manipulator in automobile engine gear through-hole detection device.

Reference numerals and component parts description referred to in the drawings:

1. an outer flank arm; 2. an inboard shaft end; 3. a through hole; 4. a transfer robot; 5. a hopper bin; 6. a discharge channel; 7. a discharge port; 8. automotive engine gears; 9. a material pushing cylinder; 10. a material pushing rod; 11. a conveyor belt; 12. positioning a camera; 13. a positioning sensor; 14. a detection platform; 15. detecting the fixed table; 16. a rotating electric machine; 17. a position sensor; 18. a light-shielding cover; 19. a signal lamp; 20. an operation panel; 21. a circular placement groove; 22. positioning pins; 23. detecting a light source; 24. a moving track; 25. a moving motor; 26. a lead screw; 27. a fixed block; 28. detecting a camera; 29. fixing a bracket; 30. material frame; 31. a grasping portion.

Detailed Description

The technical solution of the present invention will be described clearly and completely through the following detailed description. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 2 to 6, the device for detecting the through hole of the gear of the automobile engine comprises a discharging unit, a positioning unit, a detecting unit, a transferring manipulator 4 and a sorting and receiving unit, wherein a plurality of units and parts are combined to realize automatic detection of the gear of the automobile engine.

The following describes each unit and component in detail:

discharge unit, including hopper 5, push away material spare and discharging channel 6, discharge gate 7 is seted up to the bottom side of hopper 5, and its bottom is provided with discharging channel 6 and communicates with discharge gate 7, and a plurality of automobile engine gears 8 are piled up perpendicularly in proper order and are placed on discharging channel 6. The material pushing piece is arranged at the position, located on the side of the plurality of automobile engine gears 8, of the discharging channel 6 and is arranged relative to the discharging port 7, the material pushing piece comprises a material pushing cylinder 9 and a material pushing rod 10, the material pushing cylinder 9 is arranged on the discharging channel 6, the output end of the material pushing cylinder is connected with the material pushing rod 10, the material pushing rod 10 is arc-shaped and corresponds to the shape of the outer side of the circumference of the automobile engine gears 8, the material pushing cylinder 9 is started to enable the material pushing rod 10 to extend towards the direction of the discharging port 7 and act on the automobile engine gears 8 which are located at the bottom and are in contact with the discharging channel 6, and therefore the material pushing piece can be.

The positioning unit comprises a conveyor belt 11, a positioning camera 12 and a plurality of positioning sensors 13, wherein the conveyor belt 11 is arranged between a discharge hole 7 of the discharge unit, namely the hopper bin 5, and a detection unit, the positioning camera 12 is arranged above the conveyor belt 11, and one of the positioning sensors 13 is arranged on the side of the conveyor belt 11 and at a position corresponding to the vertical projection of the positioning camera 12 on the conveyor belt 11. In this embodiment, a positioning sensor 13 is also disposed at one end of the conveyor belt 11 close to the detection unit, and is used for detecting whether the automobile engine gear 8 on the conveyor belt 11 runs to a position where the transfer robot 4 can grab the material. When the automobile engine gear 8 enters the conveyor belt 11 from the discharge port 7 and moves to the positioning sensor 13, the conveyor belt 11 stops running, and the positioning camera 12 collects information to judge the X, Y coordinate of the automobile engine gear 8 on the conveyor belt 11 and the surface condition of the workpiece, so that the transfer parameters are provided for the transfer manipulator 4. And then the conveyor belt 11 continues to run, and when the positioning sensor 13 positioned at one end of the conveyor belt 11 close to the detection unit senses the automobile engine gear 8, the conveyor belt 11 stops running, and the transferring mechanical arm 4 waits for grabbing the automobile engine gear 8 to the detection unit.

The detection device comprises a detection unit, wherein a detection platform 14, a detection fixed platform 15 for placing the automobile engine gear 8, a moving part, a rotating motor 16, a detection part and a plurality of position sensors 17 are arranged in the detection unit. The inspection platform 14 is provided with a light shielding cover 18, and the top of the light shielding cover 18 is provided with a signal lamp 19 and an operation panel 20 respectively. The moving member has a loading position and a detection position, and the moving member is placed on the detection platform 14 in a manner that the loading position is located outside the light avoiding cover 18 and the detection position is located inside the light avoiding cover 18.

The detection fixing table 15 is arranged on the moving part in a sliding mode and used for transferring the automobile engine gear 8 from the loading position of the moving part to the detection position. The central position department that detects fixed station 15 indent has a circular standing groove 21 that is used for placing automobile engine gear 8, the central position department of circular standing groove 21 is protruding to be equipped with a locating pin 22 that is used for automobile engine gear 8 center to fix a position fast, a plurality of detection light source 23 have evenly distributed on the tank bottom surface of the circular standing groove 21 that detects fixed station 15, when automobile engine gear 8 was placed in the circular standing groove 21 that detects fixed station 15, the light of detection light source 23 can be followed and is launched in through-hole 3 on automobile engine gear 8.

The moving component comprises a moving track 24, a moving motor 25 and a screw rod 26, two ends of the moving track 24 are respectively defined as a detection position and a feeding position, the screw rod 26 penetrates through the moving track 24, the moving motor 25 is arranged at the end part of the moving track 24, the output end of the moving motor 25 is fixedly connected with the screw rod 26, the bottom of the detection fixing platform 15 is in threaded connection with the screw rod 26 through a fixing block 27 so as to realize reciprocating movement on the moving track 24, meanwhile, the rotating motor 16 is also arranged on the fixing block 27, and the output end of the rotating motor 16 is fixedly connected with the bottom center of the detection fixing platform 15, so that the detection fixing platform 15 can not only reciprocate on the moving track 24, but also rotate relative to the moving track 24. And in order to facilitate monitoring of the movement position and the rotation angle of the detection fixing table 15, the moving rail 24 is provided with position sensors 17 at both the sides of the detection position and the loading position and at the bottom of the detection fixing table 15.

The detection member is disposed inside the light avoiding cover 18 and vertically above the detection position of the moving member. Specifically, the detection part comprises three detection cameras 28 and a fixed support 29, the fixed support 29 is erected in the light avoiding cover 18 and is located vertically above the detection position of the moving rail 24, a detection camera 28 is vertically arranged at the center of the fixed support 29 and is used for detecting the through hole 3 on the inner side shaft end 2 of the automobile engine gear 8, and the other two detection cameras 28 are respectively obliquely arranged at two ends of the fixed support 29 and are used for detecting the through hole 3 on the outer side gear arm 1 of the automobile engine gear 8.

And the sorting and receiving unit is provided with a plurality of material frames 30 and is used for classifying and recovering the detected automobile engine gear 8.

The manipulator 4 is transported, transports the manipulator 4 and has a plurality of rotation angles and its portion of snatching 31 adopts flexible semicircle arc structure, for the convenience of circulating automobile engine gear 8 in each unit, transports the manipulator 4 and sets up between ejection of compact unit, positioning unit, detecting element and letter sorting receiving unit.

The specific working process is as follows:

firstly, the automobile engine gears 8 to be detected are sequentially and orderly stacked on the discharging channel 6 of the hopper bin 5, then the pushing cylinder 9 is started and drives the arc-shaped pushing rod 10 to extend out and contact with the automobile engine gears 8 which are positioned at the bottom and contact with the discharging channel 6, so that the automobile engine gears 8 positioned at the bottommost layer are quickly and accurately pushed out to the discharging port 7 of the hopper bin 5 and enter the conveying belt 11 of the positioning unit, and the stacked automobile engine gears 8 are sequentially pushed out in such a way.

When the automobile engine gear 8 moves to the position of the positioning sensor 13 located at the positioning camera 12 on the conveyor belt 11, after the positioning sensor 13 senses the automobile engine gear 8, the conveyor belt 11 stops running, and the positioning camera 12 acquires information to judge information such as X, Y coordinates of the automobile engine gear 8 on the conveyor belt 11 and the surface condition of a workpiece, so that transfer parameters are provided for the transfer manipulator 4. And then the conveyor belt 11 continues to run, and when the positioning sensor 13 positioned at one end of the conveyor belt 11 close to the detection unit senses the automobile engine gear 8, the conveyor belt 11 stops running, and the transferring mechanical arm 4 waits for grabbing the automobile engine gear 8 to the detection unit.

The transfer robot 4 receives the transfer task, and at the same time, the moving motor 25 in the detection unit is started to move the detection platform 15 to the loading position of the moving track 24 as required to wait for loading. The transfer manipulator 4 snatchs automobile engine gear 8 on the conveyer belt 11 and transports to be located the detection fixed station 15 of moving track 24 material loading level to carry out center quick location through detecting locating pin 22 on the fixed station 15, realize imbedding fast and place in the circular standing groove 21 that detects on the fixed station 15.

Thereafter, the moving motor 25 is turned on to make the detection fixing table 15 enter the light avoiding cover 18 and move to the detection position of the moving rail 24, and the position sensor 17 senses the detection fixing table 15, the detection light sources 23 on the detection fixing table 15 are turned on, light is projected from the through hole 3 on the automobile engine gear 8, and the light is captured and photographed by the three detection cameras 28 positioned at the vertical upper part of the detection position. Wherein, the detection camera 28 that is located fixed bolster 29 central point and perpendicular setting is used for detecting through-hole 3 on the inboard axle head 2 of automobile engine gear 8, and two detection cameras 28 that are located the both ends department of fixed bolster 29 and slope and set up are used for detecting through-hole 3 on the tooth arm 1 outside automobile engine gear 8, and the detection range is 100 scopes, therefore rotating electrical machines 16 opens and will detect fixed station 15 and carry out the angular rotation for automobile engine gear 8 that is located above that can be detected by comprehensive coverage formula.

After the detection is finished, the moving motor 25 is started and drives the screw rod 26 to rotate reversely, so that the detection fixing platform 15 returns to the upper material level from the detection position of the moving track 24 to realize material returning. The signal lamp 19 at the top of the light avoiding cover 18 detects a qualified or unqualified result through color reaction, at the moment, the transferring mechanical arm 4 grabs the automobile engine gear 8 which is detected on the detection fixed table 15, and transfers and places the automobile engine gear into different types of material frames 30 in the sorting and receiving unit according to the feedback detection result, so that the whole detection process is completed.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides an automobile engine gear through-hole detection device which characterized in that: comprises the following steps:

2. The automobile engine gear through hole detection device according to claim 1, characterized in that: still including a positioning unit, positioning unit is including conveyer belt, location camera and a plurality of positioning sensor, the conveyer belt sets up discharging unit the discharge gate with between the detecting element, the perpendicular top department of conveyer belt is provided with the location camera, the avris of conveyer belt and with the location camera is in position department that vertical projection on the conveyer belt corresponds is provided with one of them positioning sensor.

3. The automobile engine gear through hole detection device according to claim 1, characterized in that: discharge unit is including hopper storehouse, material pushing piece and discharging channel, the bottom side in hopper storehouse is seted up the discharge gate, discharging channel sets up the bottom in hopper storehouse and with the discharge gate intercommunication, it is a plurality of automobile engine gear piles up in proper order and places discharging channel is last, material pushing piece sets up discharging channel is located a plurality of automobile engine gear avris's position department and for the discharge gate sets up, be used for will be located the bottom and with the automobile engine gear of discharging channel contact is released extremely discharge gate department.

4. The automobile engine gear through hole detection device according to claim 3, characterized in that: the material pushing piece comprises a material pushing cylinder and a material pushing rod, the material pushing cylinder is arranged on the material discharging channel, the output end of the material pushing cylinder is connected with the material pushing rod, and the material pushing rod is arc-shaped and corresponds to the shape of the outer side of the circumference of the automobile engine gear.

5. The automobile engine gear through hole detection device according to claim 1, characterized in that: the detecting element is including a testing platform, testing platform is provided with a light-avoiding cover, the top of light-avoiding cover is provided with signal lamp and operating panel, moving part sets up testing platform is last, moving part the material loading level is located the outside of light-avoiding cover, moving part detect the position and detecting part all is located the inside of light-avoiding cover, the central point department indent that detects the fixed station has one to be used for placing the circular standing groove of automobile engine gear, the central point of circular standing groove puts protruding being equipped with one and is used for the locating pin of automobile engine gear center quick positioning, detecting light source sets up evenly distributed and is in on the tank bottom surface of circular standing groove.

6. The automobile engine gear through hole detection device according to claim 5, characterized in that: the detection part comprises three detection cameras and a fixed support, the fixed support is erected in the light-shielding cover and located on the moving part and vertically above the detection position, one detection camera is vertically arranged at the center of the fixed support, and the other two detection cameras are obliquely arranged at two ends of the fixed support respectively.

7. The automobile engine gear through hole detection device according to claim 5, characterized in that: the movable part is including moving track, moving motor, lead screw, moving orbital both ends are defined as respectively detect the position with go up the material level, wear to be equipped with in the moving track the lead screw, moving motor sets up moving orbital tip department and its output with lead screw fixed connection, the bottom that detects the fixed station through be provided with a fixed block with lead screw threaded connection is in order to realize reciprocating motion on the moving track.

8. The automobile engine gear through hole detection device according to claim 7, characterized in that: the detection unit is also provided with a rotating motor, the rotating motor is arranged on the fixed block, and the output end of the rotating motor is fixedly connected with the bottom center of the detection fixed table.

9. The automobile engine gear through hole detection device according to claim 8, characterized in that: the detection unit further comprises a plurality of position sensors, wherein the position sensors are respectively arranged on the moving track and are located at the detection position, the side position of the feeding position and the bottom position of the detection fixed station, and the moving position and the rotating angle of the fixed station are detected.

10. The automobile engine gear through hole detection device according to claim 2, characterized in that: the manipulator sets up the ejection of compact unit the positioning unit the detecting element with it has a plurality of rotation angles between the letter sorting material receiving unit, the portion of snatching of transporting the manipulator adopts flexible half-circular arc structure.