CN109622395B - Three-dimensional contour detection system of part - Google Patents
Three-dimensional contour detection system of part Download PDFInfo
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- CN109622395B CN109622395B CN201910029934.0A CN201910029934A CN109622395B CN 109622395 B CN109622395 B CN 109622395B CN 201910029934 A CN201910029934 A CN 201910029934A CN 109622395 B CN109622395 B CN 109622395B
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- detection
- plate
- conveyor belt
- feeding
- grabbing
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/02—Measures preceding sorting, e.g. arranging articles in a stream orientating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/04—Sorting according to size
- B07C5/10—Sorting according to size measured by light-responsive means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/361—Processing or control devices therefor, e.g. escort memory
- B07C5/362—Separating or distributor mechanisms
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- Manipulator (AREA)
- Control Of Conveyors (AREA)
Abstract
The invention discloses a three-dimensional contour detection system of a part, which comprises a frame and a part detection mechanism, wherein a detection placing plate, a detection plate and a discharge plate are sequentially arranged on the frame along the part feeding direction, a feeding conveyor belt is arranged on the detection placing plate, a feeding motor for driving the feeding conveyor belt is arranged on the detection placing plate, a cam transmission mechanism for grabbing and placing the feeding conveyor belt on the part detection mechanism is arranged on the detection plate, a qualified product conveyor belt and a unqualified product conveyor belt are arranged on the discharge plate, a qualified discharge motor for driving the qualified product conveyor belt is arranged on the discharge plate, a unqualified discharge motor for driving the unqualified product conveyor belt is arranged on the discharge plate, and the feeding conveyor belt, the cam transmission mechanism and the qualified product conveyor belt are arranged in pairs. The three-dimensional contour detection system for the parts saves the time for detecting single-piece parts, has the advantages of high detection speed, high efficiency and good universality, and has small influence of part transmission parts on detection results.
Description
Technical Field
The invention relates to the field of part machining, in particular to a part three-dimensional contour detection system.
Background
With the development of economy and social progress, in mass precision machining production, the size detection of parts is not limited to 2D size detection, and is further developed into 3D size precision detection of parts. Under this prospect, 3D size detection of part is because the loaded down with trivial details nature and the subjectivity of inspector of manual detection, and efficiency and the accuracy of size detection are limited, are difficult to satisfy the production demand, and automated inspection has become the demand of modern production at this moment.
The existing three-coordinate measuring machine, namely CMM size detection, uses probes to detect the height sizes of different parts of a part, and the mechanical detection means has a large limitation. Firstly, the probe detection is greatly influenced by the motion precision of the sliding table and the precision of machining and assembly, and has high requirements on debugging and maintenance of equipment; secondly, the CMM uses a plurality of probes to detect different parts of the part, so that the efficiency is low, the detection requirement in small-batch production can be met, and the mass production of 24 hours of uninterrupted work is limited by the speed limitation of the CMM and cannot meet the production requirement; thirdly, the probe detection means limits the state of the part during detection, and the detection result is also affected because the state is not the normal state of the part in the use process.
Disclosure of Invention
In order to overcome the defects of the prior art, the three-dimensional contour detection system for the parts provided by the invention saves the time for detecting single-piece parts, has the advantages of high detection speed, high efficiency and good universality, and has less influence of a part transmission part on detection results.
In order to achieve the above purpose, the three-dimensional contour detection system for the parts comprises a frame, a detection placing plate, a detection plate and a discharge plate are sequentially arranged on the frame along the part feeding direction, the three-dimensional contour detection system further comprises a part detection mechanism for carrying out three-dimensional contour scanning detection on the parts, a feeding conveyor belt for conveying the parts to the part detection mechanism is arranged on the detection placing plate, a feeding motor for driving the feeding conveyor belt is arranged on the detection placing plate, a cam transmission mechanism for grabbing and placing the feeding conveyor belt on the part detection mechanism is arranged on the detection plate, a qualified product conveyor belt and a unqualified product conveyor belt are arranged on the discharge plate, a qualified discharge motor for driving the qualified product conveyor belt is arranged on the discharge plate, and the unqualified discharge motor for driving the unqualified product conveyor belt, the feeding conveyor belt, the cam transmission mechanism and the qualified product conveyor belt are arranged in pairs.
Further, the part detection mechanism comprises a part detection support, a part bearing plate is arranged at the top of the part detection support, a part tool for bearing parts is arranged at the top of the part bearing plate, and a three-dimensional laser profile scanner for scanning the parts is further arranged on the part bearing plate.
Further, the part detects the support bottom and is equipped with the locating plate, is equipped with the shock attenuation stabilizer blade between part detection support and the locating plate, and the shock attenuation stabilizer blade sets up in the four corners of part detection support bottom.
Further, an opening is formed in the detection plate, the part detection support penetrates through the opening and is arranged below the cam transmission mechanism, and the part detection support and the frame are mutually independent.
Further, the part tools are arranged in pairs.
Further, the cam transmission mechanism comprises a mounting plate arranged on the side edge of the detection plate along the part feeding direction, a cam transmission box is arranged on the mounting plate, a cam motor for inputting driving force to the cam transmission box is arranged on the mounting plate, and a grabbing frame is arranged below the cam transmission box and drives the grabbing frame to horizontally reciprocate.
Further, grabbing pieces for grabbing parts are respectively arranged at two ends of the grabbing frame along the part feeding direction, and the distance between the two grabbing pieces is equal to the distance between one end, close to each other, of the feeding conveyor belt and the qualified product conveyor belt.
Further, the qualified product conveyor belt is arranged along the part feeding direction, and the unqualified product conveyor belt is arranged perpendicular to the part feeding direction.
Further, a four-axis robot is arranged on the discharging plate, the four-axis robot is arranged between the qualified product conveying belt and the unqualified product conveying belt, a rotating arm which rotates along the horizontal direction is arranged on the four-axis robot, and a gripper which grabs and moves the parts on the qualified product conveying belt to the unqualified product conveying belt is arranged at the movable end of the rotating arm.
The three-dimensional contour detection system for the parts saves the time for detecting single-piece parts, has the advantages of high detection speed, high efficiency and good universality, and has less influence of a part transmission part on detection results.
Drawings
The invention is further described and illustrated below with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of a three-dimensional contour inspection system for parts according to a preferred embodiment of the present invention;
FIG. 2 is a schematic diagram of a structure for embodying a part inspection mechanism;
fig. 3 is an enlarged view at a in fig. 1.
Reference numerals: 1. a frame; 11. detecting a placing plate; 12. a detection plate; 13. a discharge plate; 2. a part detection mechanism; 21. a part detection bracket; 22. a positioning plate; 23. a part bearing plate; 24. a part tool; 25. a three-dimensional laser profile scanner; 26. damping support legs; 3. a feed conveyor; 31. a feed motor; 4. a cam transmission mechanism; 41. a mounting plate; 42. a cam gear box; 43. a cam motor; 44. a grabbing frame; 45. a gripping member; 51. a qualified product conveyor belt; 52. a qualified discharging motor; 53. a reject conveyor; 54. a disqualified discharging motor; 6. a four-axis robot; 61. a rotating arm; 62. a grip.
Detailed Description
The technical solution of the present invention will be more clearly and completely explained by the description of the preferred embodiments of the present invention with reference to the accompanying drawings.
As shown in fig. 1, a three-dimensional profile detection system for parts according to a preferred embodiment of the present invention includes a stand 1 and a part detection mechanism 2 that are independent of each other, wherein a detection placement plate 11, a detection plate 12 and a discharge plate 13 are sequentially disposed on the stand 1 along a part feeding direction, an opening is disposed on the detection plate 12, and the part detection mechanism 2 is disposed through the opening.
Referring to fig. 1, a feeding conveyor belt 3 for conveying parts to a part detection mechanism 2 is provided on a detection placing plate 11, a feeding motor 31 for driving the feeding conveyor belt 3 is provided on the detection placing plate 11, a cam transmission mechanism 4 for grabbing and placing the feeding conveyor belt 3 on the part detection mechanism 2 is provided on a detection plate 12, a qualified product conveyor belt 51 and a unqualified product conveyor belt 53 are provided on a discharge plate 13, a qualified discharge motor 52 for driving the qualified product conveyor belt 51 is provided on the discharge plate 13, a unqualified discharge motor 54 for driving the unqualified product conveyor belt 53 is provided on the discharge plate 13, and the feeding conveyor belt 3, the cam transmission mechanism 4 and the qualified product conveyor belt 51 are all arranged in pairs.
Referring to fig. 1 and 2, the part inspection mechanism 2 includes a part inspection bracket 21, a part support plate 23 is provided at the top of the part inspection bracket 21, a positioning plate 22 is provided at the bottom of the part inspection bracket 21, shock absorbing legs 26 are provided between the part inspection bracket 21 and the positioning plate 22, and the shock absorbing legs 26 are provided at four corners of the bottom of the part inspection bracket 21. The top of the part carrier plate 23 is provided with a pair of part tools 24 for supporting the parts, and the part carrier plate 23 is also provided with a pair of three-dimensional laser profile scanners 25 for scanning the parts.
Referring to fig. 1 and 3, the cam transmission mechanism 4 includes a mounting plate 41 disposed on a side of the detection plate 12 along the part feeding direction, a cam gear box 42 is disposed on the mounting plate 41, a gripping frame 44 is disposed below the cam gear box 42, and the cam gear box 42 drives the gripping frame 44 to horizontally reciprocate. The two ends of the grabbing frame 44 along the part feeding direction are respectively provided with grabbing pieces 45 for grabbing parts, and the distance between the two grabbing pieces 45 is equal to the distance between the mutually approaching ends of the feeding conveyor belt 3 and the qualified product conveyor belt 51.
Referring to fig. 1, a good conveyor 51 is disposed along the part feeding direction, and a bad conveyor 53 is disposed perpendicular to the part feeding direction, with the initial sections of the two being adjacent to each other. A four-axis robot 6 is arranged between the acceptable product conveyor belt 51 and the initial section of the unacceptable product conveyor belt 53 on the discharging plate 13, a rotating arm 61 rotating along the horizontal direction is arranged on the four-axis robot 6, and a gripper 62 for grabbing and moving the parts on the acceptable product conveyor belt 51 to the unacceptable product conveyor belt 53 is arranged at the movable end of the rotating arm 61.
The specific implementation process comprises the following steps: the parts to be inspected are placed on the feed conveyor 3, and the parts flow in sequence. The parts are sequentially grabbed by means of the cam transmission mechanism 4 and placed on the part tool 24, the size of the parts is detected by the three-dimensional laser profile scanner 25, and the result is output. The cam transmission mechanism 4 then grabs the part onto the rear qualified product conveyor belt 51, and simultaneously grabs another part to be placed into the part tooling 24. Based on the results from the three-dimensional laser profile scanner 25, the four-axis robot 6 picks out the reject, rotates the reject onto the reject conveyor 53, and sequentially flows out the reject to enter the next packaging process.
According to the part three-dimensional contour detection system, manual intervention is not needed in whole detection, two parts can be detected simultaneously, the detection speed can reach 1 part per second, and the detection efficiency is greatly improved; the part detection mechanism is separated from the driving part, so that the interference of the movement of the conveying part on the detection result is reduced to the greatest extent; the state of the part on the part tool perfectly simulates the state of the part in normal use, and the influence of the state of the part on the detection result caused by the limitation of the detection means can be reduced.
The above detailed description is merely illustrative of the preferred embodiments of the present invention and is not intended to limit the scope of the present invention. Various modifications, substitutions and improvements of the technical scheme of the present invention will be apparent to those skilled in the art from the description and drawings provided herein without departing from the spirit and scope of the invention. The scope of the invention is defined by the claims.
Claims (4)
1. The three-dimensional contour detection system for the parts comprises a frame, wherein a detection placement plate, a detection plate and a discharge plate are sequentially arranged on the frame along the part feeding direction, and the three-dimensional contour detection system is characterized by further comprising a part detection mechanism for carrying out three-dimensional contour scanning detection on the parts, a feeding conveyor belt for conveying the parts to the part detection mechanism is arranged on the detection placement plate, a feeding motor for driving the feeding conveyor belt is arranged on the detection placement plate, a cam transmission mechanism for grabbing and placing the feeding conveyor belt on the part detection mechanism is arranged on the detection plate, a qualified product conveyor belt and a unqualified product conveyor belt are arranged on the discharge plate, a qualified discharge motor for driving the qualified product conveyor belt is arranged on the discharge plate, and unqualified discharge motors for driving the unqualified product conveyor belt are arranged on the discharge plate in pairs;
the part detection mechanism comprises a part detection bracket, a part bearing plate is arranged at the top of the part detection bracket, a part tool for bearing a part is arranged at the top of the part bearing plate, and a three-dimensional laser profile scanner for scanning the part is further arranged on the part bearing plate;
the cam transmission mechanism comprises a mounting plate arranged on the side edge of the detection plate along the part feeding direction, a cam transmission box is arranged on the mounting plate, a cam motor for inputting driving force to the cam transmission box is arranged on the mounting plate, a grabbing frame is arranged below the cam transmission box, and the cam transmission box drives the grabbing frame to horizontally reciprocate;
the two ends of the grabbing frame along the part feeding direction are respectively provided with grabbing pieces for grabbing the part, and the distance between the two grabbing pieces is equal to the distance between the mutually approaching ends of the feeding conveyor belt and the qualified product conveyor belt;
the qualified product conveyor belt is arranged along the part feeding direction, and the unqualified product conveyor belt is arranged perpendicular to the part feeding direction;
the discharging plate is provided with a four-axis robot, the four-axis robot is arranged between the qualified product conveying belt and the unqualified product conveying belt, the four-axis robot is provided with a rotating arm rotating along the horizontal direction, and the movable end of the rotating arm is provided with a gripper for grabbing and moving parts on the qualified product conveying belt to the unqualified product conveying belt.
2. The three-dimensional contour inspection system of claim 1, wherein the bottom of the part inspection rack is provided with a positioning plate, and shock absorbing legs are arranged between the part inspection rack and the positioning plate, and the shock absorbing legs are arranged at four corners of the bottom of the part inspection rack.
3. A three-dimensional part contour inspection system as defined in claim 1, wherein said inspection plate has an opening, said part inspection support being disposed below said cam conveyor through said opening, said part inspection support being independent of said frame.
4. A three-dimensional contour inspection system as defined in claim 1, wherein said part tooling is provided in pairs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910029934.0A CN109622395B (en) | 2019-01-11 | 2019-01-11 | Three-dimensional contour detection system of part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910029934.0A CN109622395B (en) | 2019-01-11 | 2019-01-11 | Three-dimensional contour detection system of part |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109622395A CN109622395A (en) | 2019-04-16 |
| CN109622395B true CN109622395B (en) | 2024-02-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910029934.0A Active CN109622395B (en) | 2019-01-11 | 2019-01-11 | Three-dimensional contour detection system of part |
Country Status (1)
| Country | Link |
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| CN (1) | CN109622395B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110455245B (en) * | 2019-08-01 | 2021-01-08 | 安徽赛安安全技术有限公司 | Electronic component detection equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003322519A (en) * | 2002-05-07 | 2003-11-14 | Toyota Motor Corp | Apparatus and method for determining cam profile of three-dimensional cam |
| JP2018059878A (en) * | 2016-10-07 | 2018-04-12 | トピー工業株式会社 | Flaw detection system for rolled material |
| CN108759754A (en) * | 2018-08-07 | 2018-11-06 | 昆山广禾电子科技有限公司 | Height dimension automatic checkout equipment |
| CN209531467U (en) * | 2019-01-11 | 2019-10-25 | 适新科技（苏州）有限公司 | A kind of part three-D profile detection system |
-
2019
- 2019-01-11 CN CN201910029934.0A patent/CN109622395B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003322519A (en) * | 2002-05-07 | 2003-11-14 | Toyota Motor Corp | Apparatus and method for determining cam profile of three-dimensional cam |
| JP2018059878A (en) * | 2016-10-07 | 2018-04-12 | トピー工業株式会社 | Flaw detection system for rolled material |
| CN108759754A (en) * | 2018-08-07 | 2018-11-06 | 昆山广禾电子科技有限公司 | Height dimension automatic checkout equipment |
| CN209531467U (en) * | 2019-01-11 | 2019-10-25 | 适新科技（苏州）有限公司 | A kind of part three-D profile detection system |
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| CN109622395A (en) | 2019-04-16 |
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