CN214347989U - Automatic thread aligning and detecting device - Google Patents
Automatic thread aligning and detecting device Download PDFInfo
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- CN214347989U CN214347989U CN202022190904.9U CN202022190904U CN214347989U CN 214347989 U CN214347989 U CN 214347989U CN 202022190904 U CN202022190904 U CN 202022190904U CN 214347989 U CN214347989 U CN 214347989U
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Abstract
The utility model belongs to the technical field of the screw piece detects technique and specifically relates to a to silk screw thread automatic checkout device, including the charge-in system of frock revolving stage system, cooperation frock revolving stage system feed end, set up in charge-in system and the screw thread detecting system and the PLC control system who divides the material system within a definite time, frock revolving stage system includes the carousel, sets up in the material loading station of carousel, buffering station, external screw thread detection station, internal thread detection station, laser detection size station and unloading station, the screw thread detecting system is including the external screw thread lead to rule detection device of cooperation external screw thread detection station, the line laser device of cooperation laser size detection station, the internal thread lead to rule detection device of cooperation internal thread detection station and set up in the screw thread outward appearance detection device of carousel. The utility model discloses the purpose is replacing artifical material loading through the shaking table, realizes line production through the carousel workstation, detects the size through vision camera, line laser and has efficient, the false retrieval rate is low, advantage that degree of automation is high.
Description
Technical Field
The utility model relates to a screw spare detects technical field, and concrete field is a to silk screw thread automatic checkout device.
Background
The thread is used very widely in daily life, so the thread product variety on the market is various, and the precision of the thread has direct influence on the connection and transmission, and a non-standard part with a thread part needs to be detected, and whether the thread is qualified or not needs to be detected after the processing is finished. The traditional thread detection method is generally characterized by using a thread go-no go gauge, and generally adopts a thread go gauge, a three-pin (two-pin) measurement method, a thread micrometer and the like for detection. The manual detection is adopted to detect by using a tool, so that the efficiency is low, the false detection is easy to occur, and particularly, when the batch size of products is large, only a sampling detection mode can be adopted, which is more unfavorable for product control.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to silk screw thread automatic checkout device replaces artifical material loading through the shaking table, realizes line production through the carousel workstation, detects the size through vision camera, line laser and has efficient, the false retrieval rate is low, the high advantage of degree of automation.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a to silk screw thread automatic checkout device, includes frock revolving stage system, cooperation frock revolving stage system feed end's feeding system, sets up in feeding system and the screw thread detecting system and the PLC control system who divides between the material system, frock revolving stage system includes the carousel, in proper order around setting up in the material loading station of carousel, buffering station, external screw thread detection station, internal thread detection station, laser detection size station and unloading station, screw thread detecting system is including the external screw thread go-no-go gage detection device that cooperates the external screw thread detection station, cooperate the line laser device of laser size detection station, cooperate the internal thread go-no-go gage detection device of internal thread detection station and set up in the screw thread outward appearance detection device of carousel upper end.
Preferably, the feeding system comprises a hopper, a spiral track arranged in the hopper and a feeding vibration disc arranged at the lower end of the hopper, the feeding vibration disc is electrically connected to the PLC control system, and a first conveying mechanism matched with a feeding station is arranged at the lower part of the discharging end of the hopper.
Preferably, the first conveying mechanism comprises a first air cylinder, a guide rod fixing plate arranged at the output end of the first air cylinder and a groove arranged on the guide rod fixing plate, the discharge end of the hopper is provided with a through groove matched with the groove, and the first air cylinder is electrically connected to the PLC control system.
Preferably, the external thread go gauge detection device comprises an external thread detection head arranged at the lower end of the turntable and a second conveying mechanism arranged at the upper end of the external thread detection head.
Preferably, the internal thread go gauge detection device comprises an internal thread detection head arranged at the lower end of the rotary table and a third conveying mechanism arranged at the upper end of the internal thread detection head.
Preferably, the second conveying mechanism and the third conveying mechanism comprise a second cylinder which is vertically arranged, a fixing plate which is arranged at the output end of the second cylinder, a swing rod cylinder which is arranged on the fixing plate and a gripping tool which is arranged at the lower end of the swing rod cylinder, and the second cylinder and the swing rod cylinder are both electrically connected to the PLC control system.
Preferably, any one of the second cylinders is a rodless cylinder.
Preferably, the thread appearance detection device comprises a camera matched with the third conveying mechanism, an illuminator arranged on the camera and an appearance detection workpiece coaxially matched with the camera, and the appearance detection workpiece is electrically connected to the PLC control system.
Preferably, the blanking stations comprise qualified product stations and unqualified product stations which are arranged concentrically, and blanking roller paths are respectively arranged in cooperation with the qualified product stations and the unqualified product stations.
Compared with the prior art, the beneficial effects of the utility model are that:
1) adopting a 2D visual scanning intelligent detection recognition control technology;
2) adopting a line laser contour detection and height detection technology;
3) adopting a tooling rotary table conveying technology;
4) a PLC programming touch screen is adopted to operate a human-computer interaction technology;
5) the method adopts industrial cameras of the same brand and line lasers of the same brand, and meanwhile, each camera is independently provided with an independent light source, so that the detection precision is ensured;
6) an MES system can be established according to user management conditions and objective requirements;
7) the driving system has high precision of the executive element, good reliability, fast response speed, convenient and simple use, operation and maintenance of equipment, single style of model, coordination and beauty, safety and reliability.
Drawings
Fig. 1 is an overall perspective view of the present invention;
fig. 2 is a top view of the present invention;
fig. 3 is a schematic perspective view of the second conveying mechanism and the third conveying mechanism of the present invention;
fig. 4 is a schematic side view of the second conveying mechanism and the third conveying mechanism according to the present invention;
in the figure: 1. a turntable; 2. a feeding station; 3. buffering the station; 4. an external thread detection station; 5. an internal thread detection station; 6. detecting a size station by laser; 7. a line laser device; 8. a hopper; 9. a spiral track; 10. a feeding vibration disc; 11. an external thread detection head; 12. an internal thread detection head; 13. a second cylinder; 14. a fixing plate; 15. a swing rod cylinder; 16. a gripper; 17. a camera; 18. detecting a workpiece in appearance; 19. qualified product stations; 20. a defective product station; 21. blanking roller paths; 22 screw member.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a to silk screw thread automatic checkout device, includes frock revolving stage system, cooperation frock revolving stage system feed end the feeding system, sets up in feeding system and branch screw thread detecting system and the PLC control system between the material system, frock revolving stage system includes carousel 1, in proper order around setting up in carousel 1's material loading station 2, buffering station 3, external screw thread detection station 4, internal thread detection station 5, laser detection size station 6 and unloading station, screw thread detecting system is including cooperation external screw thread detection station 4's external screw thread lead to rule detection device, cooperation laser size detection station's line laser device 7, cooperation internal thread lead to rule detection device and set up in the screw thread outward appearance detection device of carousel 1 upper end of cooperation internal thread detection station 5.
The utility model discloses in, screw member 22 is the cavity cylinder type, and the outer wall is equipped with the external screw thread, and the inner wall of lower extreme is equipped with the internal thread, and the external screw thread is equipped with the boss. The thread detection system utilizes a thread gauge to detect the size of threads, the visual detection technology can only detect the characteristics to be detected, and the line laser measures all sizes of workpieces.
The utility model discloses in, external screw thread leads to rule detection device and is used for the detection and the transmission of screw member 22 external screw thread data, and internal thread leads to rule detection device is used for the detection and the transmission of screw member 22 internal thread data, and line laser device 7 is used for the profile of screw member 22 and highly carries out data detection and data transmission, and screw thread outward appearance detection device carries out the transmission that visual outward appearance detected and detected back data to screw member 22.
The utility model discloses in, the work piece is carried out to 1 substeps of carousel to work piece interval arrangement does benefit to each station and detects.
The utility model discloses in, PLC control system: a 3D visual scanning intelligent detection recognition control technology is adopted; a PLC programming touch screen is adopted to operate a human-computer interaction technology; the Internet of things information transmission technology is adopted; the equipment configuration control module and the communication module are connected to the Profinet bus, and can realize the functions of production scheduling management, monitoring, data receiving and collecting, data storage, statistical analysis and uploading, production line process management, product quality information management, production task and logistics information management, operator management, equipment management and the like of the whole machine.
The feeding system comprises a hopper 8, a spiral track 9 arranged in the hopper 8 and a feeding vibration disc 10 arranged at the lower end of the hopper 8, the feeding vibration disc 10 is electrically connected to the PLC control system, and a first conveying mechanism matched with the feeding station 2 is arranged at the lower part of the discharging end of the hopper 8.
The first conveying mechanism comprises a first air cylinder, a guide rod fixing plate 14 arranged at the output end of the first air cylinder and a groove arranged on the guide rod fixing plate 14, a through groove matched with the groove is formed in the discharge end of the hopper 8, and the first air cylinder is electrically connected to the PLC control system.
The utility model discloses in, in empting screw member 22 in hopper 8 in advance, material loading vibration dish 10 makes hopper 8 be the vertical direction vibration, and screw member 22 in the hopper 8 rises along the screw thread track owing to receive this kind of vibration, and at the in-process that rises through a series of orbital screening or gesture change, screw member 22 can be the uniform state according to the requirement of equipment or handing over. The diameter of the recess in the guide rod holding plate 14 is slightly larger than the diameter of the screw 22, so that the screw 22 can fall vertically into the recess without tipping problems, and the screw is transported to the feeding station only through the output end of the first cylinder.
The external thread go gauge detection device comprises an external thread detection head 11 arranged at the lower end of the turntable 1 and a second conveying mechanism arranged at the upper end of the external thread detection head 11.
The internal thread go gauge detection device comprises an internal thread detection head 12 arranged at the lower end of the rotary table 1 and a third conveying mechanism arranged at the upper end of the internal thread detection head 12.
The second conveying mechanism and the third conveying mechanism comprise a second air cylinder 13 which is vertically arranged, a fixing plate 14 which is arranged at the output end of the second air cylinder 13, a swing rod air cylinder 15 which is arranged on the fixing plate 14 and a gripping tool 16 which is arranged at the lower end of the swing rod air cylinder 15, and the second air cylinder 13 and the swing rod air cylinder 15 are both electrically connected to a PLC control system.
Any of the second cylinders 13 is a rodless cylinder.
The utility model discloses in, utilize rodless cylinder raising and lowering functions to realize compressing tightly and moving function to the screw spare, utilize the screw spare of gripping apparatus 16 on the rodless cylinder to carousel 1 to snatch, the external screw thread of screw spare 22 detects through external screw thread detection head 11, detect head 11 correspondence with the external screw thread and set up in the lower extreme that external screw thread detected station 4, gripping apparatus 16 sets up directly over external screw thread detection station 4, second cylinder 13 sets up in gripping apparatus 16's lateral part, examine time measuring when needs external screw thread, gripping apparatus 16 moves down, the clamping jaw that utilizes gripping apparatus 16 grasps screw spare 22, resume to move down again, make screw spare 22 fall into the detection site that external screw thread detected head 11, thereby detect, reset when needs, gripping apparatus 16 moves up, loosen again, can reset. The same applies to the detection of the internal thread of the screw 22 by the second cylinder 13.
The thread appearance detection device comprises a camera 17 matched with the third conveying mechanism, an illuminator arranged on the camera 17 and an appearance detection workpiece 18 coaxially matched with the camera 17, wherein the appearance detection workpiece 18 is electrically connected to the PLC control system.
The utility model discloses in, cooperation third conveying mechanism is equipped with a screw thread outward appearance detection device, and internal thread detection head 12 carries out the internal thread to screw member 22 and detects the back, and gripping apparatus 16 does not place through internal thread detection station 5, but continues the rebound, stops after moving to the position that corresponds camera 17, and PLC control system opens outward appearance detection work piece 18, carries out the detection of outward appearance to screw member 22 to data transmission after will detecting gives PLC control system.
The blanking stations comprise a qualified product station 19 and an unqualified product station 20 which are arranged concentrically, and blanking roller paths 21 are respectively arranged on the qualified product station 19 and the unqualified product station 20.
The utility model discloses in, done whole detection achievement back, PLC control system handles the detection data of collecting, carry out qualified and unqualified differentiation to screw member 22, if PLC control system obtains be qualified result, screw member 22 rolls to falling down through the unloading after entering into certified products unloading station, if PLC control system obtains be unqualified result, screw member 22 enters into certified products unloading station earlier, the rethread unloading rolls to falling down after entering into unqualified products unloading station again. How to push out the screw 22, push-out cylinders can be respectively arranged at the lower ends of the turntables 1, and the screw 22 is pushed out to enter the blanking roller path 21 through the output ends of the push-out cylinders.
Through the technical scheme, the utility model discloses adopt vibration dish material loading mode to the great operation of product in batches, then adopt the screw thread inspection subassembly of specialty to carry out the screw thread calibration, visual detection technique intellectual detection system waits to examine the characteristic, the each size of line laser measurement work piece. In pouring into hopper 8 with screw member 22, let screw member 22 sort through material loading vibration dish 10 and remove on the screw track, move to ejection of compact track at last, the orbital top of ejection of compact is equipped with logical groove, and in the screw member fell into the recess of the guide arm fixed plate 14 of lower extreme through leading to the groove, the output of first cylinder stretched out, with screw member propelling movement back withdrawal on material loading station 2.
PLC control system passes through servo control carousel 1 and rotates, make the screw member 22 advance to enter buffering station 3, reentrant external screw thread detection station 4, second cylinder 13 downstream on the external screw thread detection station 4, make gripping apparatus 16 withstand screw member 22 and grasp, and let screw member 22 enter into and detect in the external screw thread detection head 11, torque data spreads into PLC control system into, after the detection, second cylinder 13 upwards resets, after screw member 22 enters into on the external screw thread detection station 4, gripping apparatus 16 withdraws.
The rotary table 1 rotates again, the threaded part 22 enters the internal thread detection station 5, the second air cylinder 13 on the internal thread detection station 5 moves downwards, the gripping device 16 is enabled to abut against the threaded part 22 and be gripped, the thread firstly enters the internal thread detection head 12 for detection, torque data are transmitted into the PLC control system, when the second air cylinder 13 moves upwards, the gripping device 16 is not released, the movement stops after the threaded part 22 moves to a position corresponding to the camera 17, the PLC control system starts the swing rod air cylinder 15, the swing rod air cylinder 15 acts to drive the threaded part 22 to rotate, the camera 17, the illuminator and the appearance detection workpiece 18 perform visual appearance inspection on the threaded part 22, after the detection is completed, the data are transmitted into the PLC control system, and finally the second air cylinder 13 resets the threaded part 22 after the internal thread station is replaced.
The turntable 1 rotates again, the threaded part 22 enters the laser size detection station, outline detection and height detection are carried out on the external threads through line laser, and detected data are transmitted into the PLC control system. The PLC control system carries out classification control according to various transmitted data and an internal algorithm, the defective threaded pieces 22 directly output through the blanking roller path 21 after entering the unqualified product station 20, and the non-defective threaded pieces 22 directly output through the blanking roller path after entering the qualified product station 19.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a to silk screw thread automatic checkout device which characterized in that: including the feeding system of frock revolving stage system, cooperation frock revolving stage system feed end, set up in feeding system and the screw thread detecting system and the PLC control system who divides the material system within a definite time, frock revolving stage system includes the carousel, in proper order around setting up in the material loading station of carousel, buffering station, external screw thread detection station, internal thread detection station, laser detection size station and unloading station, screw thread detecting system includes that the external screw thread that cooperates the external screw thread detection station leads to rule detection device, cooperates the line laser device of laser size detection station, cooperates the internal thread that the internal thread detected the station and leads to rule detection device and set up in the screw thread outward appearance detection device of carousel upper end.
2. The automatic thread checking device according to claim 1, wherein: the feeding system comprises a hopper, a spiral track arranged in the hopper and a feeding vibration disc arranged at the lower end of the hopper, the feeding vibration disc is electrically connected to the PLC control system, and a first conveying mechanism matched with a feeding station is arranged at the lower part of the discharging end of the hopper.
3. The automatic thread checking device according to claim 2, wherein: the first conveying mechanism comprises a first air cylinder, a guide rod fixing plate and a groove, the guide rod fixing plate is arranged at the output end of the first air cylinder, the groove is formed in the guide rod fixing plate, a through groove matched with the groove is formed in the discharge end of the hopper, and the first air cylinder is electrically connected to the PLC control system.
4. The automatic thread checking device according to claim 1, wherein: the external thread go gauge detection device comprises an external thread detection head arranged at the lower end of the turntable and a second conveying mechanism arranged at the upper end of the external thread detection head.
5. The automatic thread checking device according to claim 4, wherein: the internal thread go gauge detection device comprises an internal thread detection head arranged at the lower end of the rotary table and a third conveying mechanism arranged at the upper end of the internal thread detection head.
6. The automatic thread checking device according to claim 5, wherein: the second conveying mechanism and the third conveying mechanism comprise a second air cylinder which is vertically arranged, a fixing plate which is arranged at the output end of the second air cylinder, a swing rod air cylinder which is arranged on the fixing plate and a gripping tool which is arranged at the lower end of the swing rod air cylinder, and the second air cylinder and the swing rod air cylinder are both electrically connected to the PLC control system.
7. The automatic thread checking device according to claim 6, wherein: any one of the second cylinders is a rodless cylinder.
8. The automatic thread checking device according to claim 5, wherein: the thread appearance detection device comprises a camera matched with the third conveying mechanism, an illuminator arranged on the camera and an appearance detection workpiece coaxially matched with the camera, and the appearance detection workpiece is electrically connected to the PLC control system.
9. The automatic thread checking device according to claim 1, wherein: the blanking stations comprise qualified product stations and unqualified product stations which are arranged concentrically, and blanking raceways are respectively arranged in cooperation with the qualified product stations and the unqualified product stations.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022190904.9U CN214347989U (en) | 2020-09-29 | 2020-09-29 | Automatic thread aligning and detecting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022190904.9U CN214347989U (en) | 2020-09-29 | 2020-09-29 | Automatic thread aligning and detecting device |
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| CN214347989U true CN214347989U (en) | 2021-10-08 |
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| CN202022190904.9U Active CN214347989U (en) | 2020-09-29 | 2020-09-29 | Automatic thread aligning and detecting device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113996843A (en) * | 2021-11-11 | 2022-02-01 | 三峡大学 | Machine tool structure for drilling circular workpiece and machining method |
| CN114322700A (en) * | 2021-12-31 | 2022-04-12 | 海盐龙晟科技股份有限公司 | High accuracy axial displacement external screw thread detection mechanism for drive screw |
| CN115121504A (en) * | 2022-09-02 | 2022-09-30 | 杭州象限科技有限公司 | Full-automatic part detection device and process method thereof |
-
2020
- 2020-09-29 CN CN202022190904.9U patent/CN214347989U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113996843A (en) * | 2021-11-11 | 2022-02-01 | 三峡大学 | Machine tool structure for drilling circular workpiece and machining method |
| CN114322700A (en) * | 2021-12-31 | 2022-04-12 | 海盐龙晟科技股份有限公司 | High accuracy axial displacement external screw thread detection mechanism for drive screw |
| CN114322700B (en) * | 2021-12-31 | 2024-03-26 | 海盐龙晟科技股份有限公司 | External thread detection mechanism for high-precision axial displacement drive screw |
| CN115121504A (en) * | 2022-09-02 | 2022-09-30 | 杭州象限科技有限公司 | Full-automatic part detection device and process method thereof |
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