CN113281469A - Workpiece flaw detection equipment based on machine vision - Google Patents
Workpiece flaw detection equipment based on machine vision Download PDFInfo
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- CN113281469A CN113281469A CN202110679971.3A CN202110679971A CN113281469A CN 113281469 A CN113281469 A CN 113281469A CN 202110679971 A CN202110679971 A CN 202110679971A CN 113281469 A CN113281469 A CN 113281469A
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- G—PHYSICS
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/10—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting holders for tool or work
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Abstract
The invention discloses a workpiece flaw detection device based on machine vision, which relates to the technical field of workpiece production equipment and comprises a machine body, a flaw detection workbench and a flaw detection mechanism which are arranged above the machine body, and a controller which is arranged on the machine body, wherein the flaw detection mechanism is used for realizing flaw detection on a workpiece on the flaw detection workbench; still including locating the clamping machine on the workstation of detecting a flaw and construct, clamping machine constructs including: the adjustable clamping assembly is adopted, the position of the clamping plate can be adjusted, and therefore clamping and fixing of workpieces of different specifications are achieved, flaw detection of workpieces of different specifications is facilitated, the practicability of equipment is effectively improved, and the use of the equipment is facilitated.
Description
Technical Field
The invention belongs to the technical field of workpiece production equipment, and particularly relates to workpiece flaw detection equipment based on machine vision.
Background
In the production process of the workpiece, the workpiece is generally detected by flaw detection equipment to check whether the workpiece has defects such as cracks, impurities and the like, so that the production quality of the workpiece is improved, and the workpiece is convenient to produce and use. However, workpiece flaw detection equipment based on machine vision in the current market has certain defects in the use process, for example, workpieces of different specifications and shapes cannot be clamped, flaw detection of workpieces of different specifications and shapes is inconvenient, the application range of the equipment is limited, the practicability of the equipment is reduced, the use of the equipment is affected, in addition, the omnibearing detection of the workpieces cannot be realized, the flaw detection efficiency of the workpieces is low, time and labor are consumed, and the flaw detection cost of the workpieces is increased.
Disclosure of Invention
The invention aims to provide workpiece flaw detection equipment based on machine vision, and aims to solve the problems that workpieces with different specifications and shapes cannot be clamped, flaw detection of the workpieces with different specifications and shapes is inconvenient, and in addition, the omnibearing detection of the workpieces cannot be realized, so that the flaw detection efficiency of the workpieces is low, and the flaw detection cost of the workpieces is increased.
In order to achieve the purpose, the invention provides the following technical scheme: a workpiece flaw detection device based on machine vision comprises a machine body, a flaw detection workbench and a flaw detection mechanism which are arranged above the machine body, and a controller which is arranged on the machine body, wherein the flaw detection mechanism is used for realizing flaw detection on a workpiece on the flaw detection workbench; still including locating the clamping machine on the workstation of detecting a flaw and construct, clamping machine constructs including:
the device comprises an adjustable clamping assembly, a plurality of clamping devices and a plurality of clamping devices, wherein the adjustable clamping assembly comprises four fixing plates which are arranged on a flaw detection workbench in an annular array mode, adjusting rods are screwed in the middles of the four flaw detection workbenches, one ends of the four adjusting rods are movably connected with clamping plates, and hand wheels are arranged at the other ends of the four adjusting rods;
the buffer assembly comprises two buffer springs symmetrically fixed on the clamping plate, and the free ends of the two buffer springs are connected with the buffer plate.
Preferably, four one side of buffer board is formed with straight clamping part, and four straight clamping parts can make up and form a rectangle centre gripping groove, four the centre of straight clamping part is inwards sunken, is formed with the arc clamping part, and four the arc clamping part can make up and form a circular centre gripping groove.
Preferably, the flaw detection mechanism comprises a flaw detection assembly and an adjusting unit, the adjusting unit comprises a longitudinal adjusting assembly and an angle adjusting assembly, and the longitudinal adjusting assembly and the angle adjusting assembly respectively drive the flaw detection assembly to perform vertical and angular rotation adjustment.
Preferably, the longitudinal adjusting assembly comprises a supporting frame installed on the machine body, a second motor is installed at the top end of the supporting frame, two bearing blocks are fixed on one side of the supporting frame, a rotatable lead screw is installed between the two bearing blocks, a moving block capable of moving up and down along the axial direction of the lead screw is sleeved outside the lead screw, the second motor is used for driving the lead screw to rotate, two linear sliding blocks are installed on one side of the moving block, two linear sliding rails are fixed on the supporting frame, and the two linear sliding rails correspond to the two linear sliding blocks one to one.
Preferably, the angle adjusting assembly comprises a mounting frame mounted on the moving block, a first motor is fixed on one side of the top of the mounting frame, and the first motor is used for driving the flaw detection assembly to rotate.
Preferably, the adjustable clamping assembly further comprises two telescopic auxiliary connecting rods connected between the clamping plate and the fixing plate, and the two telescopic auxiliary connecting rods are symmetrically distributed on two sides of the adjusting rod.
Preferably, still include rotary mechanism, rotary mechanism is including locating inside reduction gear, the third motor of organism and the transmission assembly who is connected third motor and reduction gear drive, the end connection of reduction gear output shaft has the transmission shaft, and the top of transmission shaft is connected with the workstation of detecting a flaw.
Preferably, the transmission assembly which connects the third motor and the speed reducer in a transmission manner comprises a driving wheel, a driven wheel and a belt which connects the driving wheel and the driven wheel, and the driving wheel and the driven wheel are respectively arranged at the end parts of a main shaft of the third motor and an input shaft of the speed reducer.
Preferably, the rotary mechanism further comprises a sliding limit component, and the sliding limit component comprises:
the four limiting slide blocks are arranged at the bottom of the flaw detection workbench and distributed in an annular array;
the limiting sliding groove is arranged at the top of the machine body and is annular, and the limiting sliding groove is matched with the limiting sliding block.
Preferably, the arc-shaped clamping part and the straight clamping part are both bonded with cushion pads.
Compared with the prior art, the invention has the beneficial effects that:
(1) the adjustable clamping assembly is adopted, and the position of the clamping plate can be adjusted, so that workpieces of different specifications can be clamped and fixed, flaw detection of the workpieces of different specifications can be conveniently carried out, the practicability of the equipment is effectively improved, and the equipment is convenient to use.
(2) Aiming at the adjustable clamping assembly, the buffer assembly is arranged, so that the buffering and energy dissipation of the workpiece can be realized, the workpiece is prevented from being clamped and damaged due to the fact that the workpiece is directly clamped by the clamping plate, the quality of the workpiece is effectively guaranteed, the workpiece can be prevented from being damaged, and efficient and high-quality flaw detection of the workpiece is realized.
(3) Aiming at the buffer assembly, the arc-shaped clamping part and the flat clamping part are arranged on the buffer plate, so that workpieces in different shapes can be clamped and fixed, the equipment can detect flaws on the workpieces in different shapes, the application range of the equipment is effectively enlarged, the practicability of the equipment is further improved, and the equipment is convenient to use.
(4) The rotary mechanism is adopted, so that the workpiece can be driven to rotate, the omnibearing detection of the workpiece is realized, the flaw detection efficiency of the workpiece can be effectively improved, the flaw detection time is saved, and the flaw detection cost of the workpiece is favorably reduced.
(5) Aiming at the rotating mechanism, the sliding limiting assembly is arranged, so that the flaw detection workbench can be limited, the stability of the flaw detection workbench during rotation is effectively improved, the workpiece can stably rotate, and the comprehensive detection and flaw detection of the workpiece are further facilitated.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the housing of the present invention;
FIG. 3 is a top view of the inspection station of the present invention;
FIG. 4 is an enlarged view taken at A of FIG. 2 according to the present invention;
FIG. 5 is a schematic view of a buffer plate according to the present invention;
in the figure: 1-body; 2-a controller; 3-flaw detection workbench; 4-a buffer plate; 5-a buffer spring; 6-clamping a plate; 7-adjusting the rod; 8-hand wheel; 9-moving block; 10-a mounting frame; 11-a flaw detection assembly; 12-a first electric machine; 13-a second electric machine; 14-a support frame; 15-bearing seats; 16-a linear slide rail; 17-linear slide block; 18-a screw rod; 19-a limiting slide block; 20-a drive shaft; 21-a reducer; 22-a third motor; 23-fixing the plate; 24-an auxiliary link; 25-a limit chute; 26-an arc-shaped clamping part; 27-a straight clamping part; 28-buffer pad.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides the following technical solutions: a workpiece flaw detection device based on machine vision comprises a machine body 1, a flaw detection workbench 3 and a flaw detection mechanism which are arranged above the machine body 1, and a controller 2 which is arranged on the machine body 1, wherein the flaw detection mechanism is used for realizing flaw detection on a workpiece on the flaw detection workbench 3; still including locating the clamping machine on the workstation 3 of detecting a flaw and construct, clamping machine constructs including:
the device comprises an adjustable clamping assembly, a plurality of clamping devices and a plurality of clamping devices, wherein the adjustable clamping assembly comprises four fixing plates 23 which are arranged on a flaw detection workbench 3 in an annular array mode, adjusting rods 7 are screwed in the middles of the four flaw detection workbenches 3, one ends of the four adjusting rods 7 are movably connected with clamping plates 6, and hand wheels 8 are arranged at the other ends of the four adjusting rods 7;
buffering subassembly, buffering subassembly include that two symmetries are fixed in buffer spring 5 on the grip block 6, and two buffer spring 5's free end all is connected with buffer board 4.
Specifically, when a workpiece is subjected to flaw detection, a worker can move the device to a detection place, switch on the device, clamp the workpiece to be subjected to flaw detection on the flaw detection workbench 3, then start the device through the controller 2, and at the moment, the flaw detection mechanism detects the workpiece clamped on the flaw detection workbench 3 and displays detection data through the controller 2 for the worker to check so as to realize the flaw detection of the workpiece;
meanwhile, when a workpiece is clamped on the flaw detection workbench 3, a worker can adjust the adjustable clamping assembly according to the specification of the workpiece, namely the worker rotates the adjusting rod 7 through the hand wheel 8 to enable the adjusting rod 7 to drive the clamping plates 6 to move until the space between the four clamping plates 6 meets the specification of the workpiece, at the moment, the worker places the workpiece on the flaw detection workbench 3, then rotates the adjusting rod 7 through the hand wheel 8 to enable the clamping plates 6 to gradually approach the workpiece until the workpiece is clamped and fixed, so that the clamping and fixing of the workpieces with different specifications are realized, the flaw detection of the workpieces with different specifications is facilitated, and the practicability of the equipment is effectively improved;
in addition, when regulation formula centre gripping subassembly is with the work piece centre gripping, the buffering subassembly can cushion the work piece, be promptly when the grip block 6 is close to the work piece gradually, buffer plate 4 contacts the work piece earlier, then the approaching of grip block 6 thereupon, buffer plate 4 atress promotes buffer spring 5 shrink, at this moment, under the effect of buffer spring 5 elastic property, the realization is to the buffering energy dissipation of work piece, can prevent 6 direct centre gripping work pieces of grip block and lead to the work piece to be pressed from both sides and hinder, thereby the quality of effectual assurance work piece, can avoid the work piece to damage, with the high efficiency of realizing the work piece, high-quality is detected a flaw.
In this embodiment, preferably, one side of the four buffer plates 4 is formed with the straight clamping portion 27, and the four straight clamping portions 27 can be combined to form a rectangular clamping groove, the middle of the four straight clamping portions 27 is recessed inwards to form the arc-shaped clamping portion 26, and the four arc-shaped clamping portions 26 can be combined to form a circular clamping groove.
Specifically, in the process of buffering and clamping the workpiece by the buffering assembly, a worker can clamp the workpiece in a classified manner according to the shape of the workpiece, namely when the workpiece is in a circular structure, the worker can place the workpiece into a circular clamping groove formed by the four arc-shaped clamping parts 26 and then clamp the workpiece by the arc-shaped clamping parts 26; when the work piece is square structure, the workman can put into the rectangle centre gripping groove that four straight clamping part 27 formed with the work piece, presss from both sides the work piece through four straight clamping part 27 afterwards tightly to this centre gripping that realizes different shapes work piece is fixed, thereby realizes that equipment can detect a flaw to the work piece of different shapes, the effectual application scope that has increased equipment, great improvement the practicality of equipment, so that the use of equipment.
In this embodiment, preferably, the flaw detection mechanism includes a flaw detection assembly 11 and an adjusting unit, the adjusting unit includes a longitudinal adjusting assembly and an angle adjusting assembly, and the longitudinal adjusting assembly and the angle adjusting assembly respectively drive the flaw detection assembly 11 to perform vertical and angular rotation adjustment.
Specifically, in the present embodiment, the flaw detection assembly 11 may adopt a high-definition camera or an infrared flaw detector, which is not limited herein;
when the workpiece is subjected to flaw detection, the flaw detection component 11 detects the workpiece and feeds detection data back to the controller 2, and then the controller 2 displays the detection data through a display screen of the controller for workers to check so as to realize the flaw detection of the workpiece;
in addition, in the detection process, a worker can adjust the position and the angle of the flaw detection assembly 11 through the longitudinal adjusting assembly and the angle adjusting assembly, so that the flaw detection assembly 11 can be aligned to a workpiece, the detection precision of the workpiece can be effectively improved, and the efficient flaw detection of the workpiece can be realized.
In this embodiment, preferably, the longitudinal adjustment assembly includes a support frame 14 installed on the machine body 1, a second motor 13 is installed at the top end of the support frame 14, two bearing blocks 15 are fixed on one side of the support frame 14, a rotatable lead screw 18 is installed between the two bearing blocks 15, a moving block 9 capable of moving up and down along the axial direction of the lead screw 18 is sleeved outside the lead screw 18, the second motor 13 is used for driving the lead screw 18 to rotate, two linear sliders 17 are installed on one side of the moving block 9, two linear slide rails 16 are fixed on the support frame 14, and the two linear slide rails 16 correspond to the two linear sliders 17 one by one.
Specifically, when adjusting the position of subassembly 11 of detecting a flaw, workman's accessible controller 2 starts second motor 13 for second motor 13 work, and then second motor 13 drives lead screw 18 and rotates, makes movable block 9 move along lead screw 18 under screw drive's effect afterwards, and then drives subassembly 11 of detecting a flaw and go up and down, and the work piece on subassembly 11 of detecting a flaw alignment workstation 3 of detecting a flaw until this realizes the longitudinal adjustment of subassembly 11 of detecting a flaw.
In this embodiment, preferably, the angle adjusting assembly includes a mounting frame 10 mounted on the moving block 9, a first motor 12 is fixed on one side of the top of the mounting frame 10, and the first motor 12 is used for driving the flaw detection assembly 11 to rotate.
Specifically, when adjusting the angle of subassembly 11 of detecting a flaw, workman accessible controller 2 starts first motor 12 for first motor 12 work, then first motor 12 drives the subassembly 11 of detecting a flaw and rotates, makes the subassembly 11 of detecting a flaw align the work piece on the workstation 3 of detecting a flaw, with this angle modulation that realizes subassembly 11 of detecting a flaw, thereby the detection of detecting a flaw of the work piece of being convenient for.
In this embodiment, the adjustable clamping assembly further comprises two retractable secondary connecting rods 24 connected between the clamping plate 6 and the fixing plate 23, and the two secondary connecting rods 24 are symmetrically distributed on both sides of the adjusting rod 7.
Specifically, in the adjusting process of the clamping plate 6, the telescopic auxiliary connecting rod 24 can stretch along with the movement of the clamping plate 6, so that the clamping plate 6 is limited, the stability of the clamping plate 6 during movement is effectively improved, the stable adjustment of the clamping plate 6 is facilitated, and the stable clamping of a workpiece is facilitated.
In this embodiment, it is preferable that the flaw detection device further includes a rotating mechanism, the rotating mechanism includes a speed reducer 21 disposed inside the machine body 1, a third motor 22, and a transmission assembly for connecting the third motor 22 and the speed reducer 21 in a transmission manner, an end of an output shaft of the speed reducer 21 is connected to a transmission shaft 20, and a top end of the transmission shaft 20 is connected to the flaw detection table 3.
Specifically, in the work piece inspection testing process on the workstation 3 of detecting a flaw, workman accessible controller 2 starts third motor 22, make third motor 22 work, then third motor 22 passes through drive assembly with power transmission to reduction gear 21, then under the effect of reduction gear 21, adjust the rotational speed, drive the workstation 3 of detecting a flaw through transmission shaft 20 afterwards and rotate, at this moment, the work piece on the workstation 3 of detecting a flaw rotates thereupon, the subassembly 11 of detecting a flaw detects the pivoted work piece simultaneously, with this all-round detection of realization work piece, thereby improve the efficiency of detecting a flaw of work piece.
In this embodiment, it is preferable that the transmission assembly for driving and connecting the third motor 22 and the speed reducer 21 includes a driving wheel, a driven wheel, and a belt for connecting the driving wheel and the driven wheel, and the driving wheel and the driven wheel are respectively installed at the end portions of the main shaft of the third motor 22 and the input shaft of the speed reducer 21.
Specifically, when the power of the transmission assembly is transmitted, the driving wheel is driven by the main shaft of the third motor 22 to rotate, the driven wheel is driven by the belt to rotate, and then the driven wheel drives the input shaft of the speed reducer 21 to rotate, so that the power transmission of the third motor 22 is realized;
in addition, in the present embodiment, the transmission assembly is not limited to the above-mentioned transmission manner, and may also adopt a chain transmission manner, a gear transmission manner, and the like, and may be specifically designed according to the actual application requirements.
In this embodiment, preferably, rotary mechanism still includes the spacing subassembly of slip, and the spacing subassembly of slip includes:
four limiting slide blocks 19 are arranged at the bottom of the flaw detection workbench 3, and the four limiting slide blocks 19 are distributed in an annular array;
set up the spacing spout 25 at organism 1 top, spacing spout 25 is cyclic annular, and spacing spout 25 and spacing slider 19 phase-match.
Specifically, when the rotating mechanism drives the flaw detection workbench 3 to rotate, the four limit sliding blocks 19 can slide along the annular limit sliding grooves 25 to limit the flaw detection workbench 3, so that the flaw detection workbench 3 can stably rotate, and the comprehensive detection and flaw detection of workpieces are further facilitated.
In this embodiment, the cushion pad 28 is preferably adhered to both the arc-shaped clamping portion 26 and the straight clamping portion 27.
Specifically, when the arc-shaped clamping portion 26 or the straight clamping portion 27 clamps the workpiece, the buffer pad 28 can play a role of pad protection, so that the workpiece is effectively prevented from being in hard contact with the arc-shaped clamping portion 26 or the straight clamping portion 27, and the workpiece can be prevented from being abraded;
in addition, in the present embodiment, the cushion pad 28 may be made of rubber, and may also be made of other flexible materials such as sponge, cotton cloth, etc., which are not limited herein and may be designed according to actual requirements.
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 (10)
1. The utility model provides a work piece equipment of detecting a flaw based on machine vision which characterized in that: the flaw detection device comprises a machine body (1), a flaw detection workbench (3) and a flaw detection mechanism which are arranged above the machine body (1), and a controller (2) which is arranged on the machine body (1), wherein the flaw detection mechanism is used for realizing flaw detection on a workpiece on the flaw detection workbench (3); still including locating the clamping machine structure on the workstation (3) of detecting a flaw, clamping machine constructs including:
the device comprises an adjusting type clamping assembly, wherein the adjusting type clamping assembly comprises four fixing plates (23) which are arranged on a flaw detection workbench (3) in an annular array mode, adjusting rods (7) are screwed in the middles of the four flaw detection workbenches (3), one ends of the four adjusting rods (7) are movably connected with clamping plates (6), and hand wheels (8) are arranged at the other ends of the four adjusting rods (7);
the buffer assembly comprises two buffer springs (5) which are symmetrically fixed on a clamping plate (6), and the free ends of the buffer springs (5) are connected with a buffer plate (4).
2. The machine vision-based workpiece inspection apparatus of claim 1, wherein: four one side of buffer board (4) is formed with straight clamping part (27), and four straight clamping parts (27) can make up and form a rectangle centre gripping groove, four the centre of straight clamping part (27) is inwards sunken, is formed with arc clamping part (26), and four arc clamping part (26) can make up and form a circular centre gripping groove.
3. The machine vision-based workpiece inspection apparatus of claim 1, wherein: the flaw detection mechanism comprises a flaw detection assembly (11) and an adjusting unit, the adjusting unit comprises a longitudinal adjusting assembly and an angle adjusting assembly, and the longitudinal adjusting assembly and the angle adjusting assembly respectively drive the flaw detection assembly (11) to rotate and adjust the angle up and down.
4. The machine vision-based workpiece inspection apparatus of claim 3, wherein: the longitudinal adjusting assembly comprises a supporting frame (14) installed on the machine body (1), a second motor (13) is installed at the top end of the supporting frame (14), two bearing blocks (15) are fixed on one side of the supporting frame (14), a rotatable lead screw (18) is installed between the two bearing blocks (15), a moving block (9) capable of moving up and down along the axial direction of the lead screw is sleeved outside the lead screw (18), the second motor (13) is used for driving the lead screw (18) to rotate, two linear sliding blocks (17) are installed on one side of the moving block (9), two linear sliding rails (16) are fixed on the supporting frame (14), and the two linear sliding rails (16) correspond to the two linear sliding blocks (17) one to one.
5. The machine vision-based workpiece inspection apparatus of claim 4, wherein: the angle adjusting assembly comprises a mounting frame (10) installed on a moving block (9), a first motor (12) is fixed to one side of the top of the mounting frame (10), and the first motor (12) is used for driving the flaw detection assembly (11) to rotate.
6. The machine vision-based workpiece inspection apparatus of claim 1, wherein: the adjustable clamping assembly further comprises two telescopic auxiliary connecting rods (24) connected between the clamping plate (6) and the fixing plate (23), and the two auxiliary connecting rods (24) are symmetrically distributed on two sides of the adjusting rod (7).
7. The machine vision-based workpiece inspection apparatus of claim 1, wherein: still include rotary mechanism, rotary mechanism is including locating inside reduction gear (21) of organism (1), third motor (22) and with the transmission assembly that third motor (22) and reduction gear (21) transmission are connected, the end connection of reduction gear (21) output shaft has transmission shaft (20), and the top of transmission shaft (20) is connected with flaw detection workstation (3).
8. The machine vision-based workpiece inspection apparatus of claim 7, wherein: and the transmission assembly for driving and connecting the third motor (22) and the speed reducer (21) comprises a driving wheel, a driven wheel and a belt for connecting the driving wheel and the driven wheel, and the driving wheel and the driven wheel are respectively arranged at the end parts of a main shaft of the third motor (22) and an input shaft of the speed reducer (21).
9. The machine vision-based workpiece inspection apparatus of claim 7, wherein: rotary mechanism still includes the spacing subassembly of slip, the spacing subassembly of slip includes:
the four limiting slide blocks (19) are arranged at the bottom of the flaw detection workbench (3), and the four limiting slide blocks (19) are distributed in an annular array;
set up spacing spout (25) at organism (1) top, spacing spout (25) are cyclic annular, and spacing spout (25) and spacing slider (19) phase-match.
10. The machine vision-based workpiece inspection apparatus of claim 2, wherein: the arc-shaped clamping part (26) and the straight clamping part (27) are both adhered with cushion pads (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110679971.3A CN113281469A (en) | 2021-06-18 | 2021-06-18 | Workpiece flaw detection equipment based on machine vision |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110679971.3A CN113281469A (en) | 2021-06-18 | 2021-06-18 | Workpiece flaw detection equipment based on machine vision |
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| CN113281469A true CN113281469A (en) | 2021-08-20 |
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| CN202110679971.3A Pending CN113281469A (en) | 2021-06-18 | 2021-06-18 | Workpiece flaw detection equipment based on machine vision |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113927255A (en) * | 2021-11-16 | 2022-01-14 | 中车长春轨道客车股份有限公司 | Synthesis process and manufacturing equipment of steel-copper composite material for railway passenger car |
| CN115290818A (en) * | 2022-07-01 | 2022-11-04 | 国网江西省电力有限公司电力科学研究院 | Coating quality inspection device that substation equipment used |
-
2021
- 2021-06-18 CN CN202110679971.3A patent/CN113281469A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113927255A (en) * | 2021-11-16 | 2022-01-14 | 中车长春轨道客车股份有限公司 | Synthesis process and manufacturing equipment of steel-copper composite material for railway passenger car |
| CN115290818A (en) * | 2022-07-01 | 2022-11-04 | 国网江西省电力有限公司电力科学研究院 | Coating quality inspection device that substation equipment used |
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