CN209663768U - A kind of screw crackle automatic detecting screening machine - Google Patents
A kind of screw crackle automatic detecting screening machine Download PDFInfo
- Publication number
- CN209663768U CN209663768U CN201822226166.1U CN201822226166U CN209663768U CN 209663768 U CN209663768 U CN 209663768U CN 201822226166 U CN201822226166 U CN 201822226166U CN 209663768 U CN209663768 U CN 209663768U
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- Prior art keywords
- screw
- detection
- screening machine
- automatic detecting
- branch
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Abstract
The utility model discloses a kind of screw crackle automatic detecting screening machines, including screw vibrating disk, screw delivery track (1) and detection case (2), workbench (21) are equipped with inside detection case (2), workbench (21) is equipped with rotary unit (22) and detection unit (23), and control processing unit (24) is equipped on the tank wall of detection case (2);Detection unit (23) includes light source (231), at least an Optical cameras (232) and detection circuit, light source (231) is located above screw head, Optical cameras (232) is located at light source (231) side, and Optical cameras (232) is connected by detection circuit with control processing unit (24).The utility model can automatically detect and screen head, and there are the screws of crackle, substantially increase production efficiency and screening accuracy rate, reduce cost of labor.
Description
Technical field
The utility model relates to screw Quality Detection technical fields, and in particular to a kind of screw crackle detects screening automatically
Machine.
Background technique
Screw is during cold-heading molding, because material cause head is easy to appear crackle, at present at home in cold heading technique,
This phenomenon still can not be thoroughly effectively improved.Head has no matter the screw of crackle is not connect from appearance or performance by market
By this underproof screw outflow, often needs to expend a large amount of manpower to be chosen in screw quality restriction in order to prevent
Choosing.But the visualizing of this people's public affairs is selected at high cost, subjective impact is big, standard disunity, and when worker's fatigue easily judges by accident.
Summary of the invention
To solve the above-mentioned problems, the utility model provides a kind of screw crackle automatic detecting screening machine, can be automatic
Detection screw quality is simultaneously sorted, and accuracy rate is improved.The utility model adopts the following technical solution:
A kind of screw crackle automatic detecting screening machine, including screw vibrating disk, screw delivery track and detection case, screw vibration
Moving plate is connect with detection case by screw delivery track, and workbench is equipped with inside detection case, and workbench is equipped with rotary unit
And detection unit, detection unit are located at rotary unit side, and control processing unit, rotary unit are equipped on the tank wall of detection case
It is connected with screw delivery track bottom end, control processing unit is connected with detection unit.Rotary unit is for carrying screw and driving
Screw rotation, for detection unit for detecting whether screw head has slight crack, control processing unit carrys out self-test for recording and handling
It surveys the information of unit and controls the screening of screw.
Detection unit includes light source, at least an Optical cameras and detection circuit, and light source is located above screw head, light
Camera post is learned in light source side, for shooting the iridescent image of screw head, Optical cameras passes through detection circuit and control
Processing unit is connected.The light that light source issues is reflected in screw head, in one or more specific positions, this process quilt
Optical cameras is filmed and is transferred to control processing unit, is judged by control processing unit to the case where reflection.
Preferably, rotary unit includes rotating base and the rotation charging tray positioned at rotating base center, and rotation charging tray passes through
Bolt is connected with the output end for the driving motor being located inside workbench, and rotation charging tray is for carrying screw and screw being driven to revolve
Turn.
Preferably, it is equipped with a circular groove in rotating base upper surface, rotation charging tray is located in circular groove.Rotate charging tray
It is rotated in circular groove, screw enters rotation charging tray from screw delivery track, sieves after device from the first discharge port after testing
Separate material.
Preferably, the diameter of circular groove is greater than the sum of diameter and gauge diameter of screw of rotation charging tray, circular groove
Diameter be less than the diameter and the sum of head diameter of screw of rotation charging tray.The bar portion of screw is positioned in circular groove and rotation
In gap between charging tray, head is supported on above rotation charging tray.
Preferably, it is equipped with the first discharge port at circular groove edge, the first discharge outlet is equipped with limit plate, the first discharge port
It is connect with slideway, slideway is located inside workbench, and the outlet of slideway is located on workbench side wall.When screw passes through the first discharge port
It is limited plate to shoot down, fall into slideway, whether there is crackle to be sieved according to screw head in slideway.
Preferably, slideway is equipped with the first branch and second branch, and the outlet of the first branch and second branch is respectively second
Discharge port and third discharge port are equipped with baffle in the intersection of the first branch and second branch.Two branches, one for conveying
There is the unqualified screw of crackle on head, and one does not have the qualified screw of crackle for conveying head.Two branches by baffle come
Control is opened or is blocked, and baffle is automatic telescopic plate, is controlled by control processing unit.
Preferably, several locating slots for fixed screw are uniformly provided at rotation charging tray edge.Screw is conveyed from screw
Track successively slides into each locating slot, and the groove width of locating slot is less than the diameter of screw head.
Preferably, detection unit includes two Optical cameras that different location is arranged in, for shooting in different angle
The iridescent image of screw head.It is to shoot screw head, comprehensive detection from all angles that more Optical cameras, which are arranged,
Screw quality.
Preferably, control processing unit includes display panel, image processing system and control on detection case tank wall
System, image processing system is for receiving iridescent image and automatically recording and identify its reflective brightness, control system and baffle
It is connected, for controlling the position of baffle.The principle of the utility model detection crackle is the light according to light source sending in screw head
Reflection case judge to have the screw reflectance lightness of crackle low, the smooth surface reflectance lightness of crackle is not high.Control
Processing unit is according to this principle automatic identification and to judge whether iridescent image captured by Optical cameras has from head
The screw of slight crack.It is from underproof screw, control system if the iridescent image brightness that image processing system recognizes is low
The baffle for controlling second branch entrance stretches out, which slides into the first branch;If the iridescent image that image processing system recognizes
Brightness is high, then is from qualified screw, the baffle that control system controls first branch entrance stretches out, which slides into second
Road.
When the utility model is used, screw enters detection case by screw delivery track, reflective principle, light source are utilized
The case where light of sending reflects on screw head surface, reflection is captured by Optical cameras and is transferred to control processing list
Member, the brightness height that image processing system is reflected according to iridescent image sieve screw.If iridescent image brightness is low,
Screw is unqualified screw, enters the first branch under control of the control system;If iridescent image brightness is high, screw is qualification
Screw enters second branch under control of the control system.
The utility model utilizes optical principle, realizes automatic detection and screening head there are the screw of crackle, mentions significantly
High production efficiency and screening accuracy rate, reduce cost of labor.
Detailed description of the invention
Fig. 1 is the first view of embodiment 1;
Fig. 2 is the second view of embodiment 1;
Fig. 3 is the structural schematic diagram of 1 slideway of embodiment.
Appended drawing reference:
1, screw delivery track;2, detection case;21, workbench;22, rotary unit;221, rotating base;222, rotation material
Disk;2221, locating slot;223, circular groove;224, the first discharge port;225, the second discharge port;226, third discharge port;227,
Baffle;23, detection unit;231, light source;232, Optical cameras;24, processing unit is controlled;241, display panel.
Specific embodiment
Clear, complete description is carried out to the technical solution of the utility model below in conjunction with embodiment, it is clear that retouched
The embodiment stated is only the utility model a part of the embodiment, rather than whole embodiments.
Embodiment 1
As depicted in figs. 1 and 2, a kind of screw crackle automatic detecting screening machine, including screw vibrating disk, screw delivery track
1 and detection case 2, screw vibrating disk is connect with detection case 2 by screw delivery track 1.Workbench is equipped with inside detection case 2
21, workbench 21 is equipped with rotary unit 22 and detection unit 23, and detection unit 23 is located at 22 side of rotary unit, in detection case
2 tank wall is equipped with control processing unit 24, and rotary unit 22 is connected with 1 bottom end of screw delivery track, controls processing unit 24
It is connected with detection unit 23.
As depicted in figs. 1 and 2, rotary unit 22 includes rotating base 221, is equipped with a circle in 221 upper surface of rotating base
Connected in star 223 is located in circular groove 223 and is equipped with rotation charging tray 222.Rotation charging tray 222 is by bolt and is located at workbench 21
The output end of internal driving motor is connected, and is uniformly provided with several locating slots for fixed screw at rotation 222 edge of charging tray
2221, rotation charging tray 222 is for carrying screw and screw being driven to rotate.As shown in Fig. 2, the diameter of circular groove 223 is greater than rotation
Turn the sum of the diameter of charging tray 222 and the gauge diameter of screw, and be less than rotation charging tray 222 diameter and screw head diameter it
With.It is equipped with the first discharge port 224 at 223 edge of circular groove, limit plate, the first discharge port are equipped at the first discharge port 224
224 connect with slideway, and slideway is located inside workbench 21, and the outlet of slideway is located on 21 side wall of workbench.As shown in figure 3, sliding
Road is equipped with the first branch and second branch, and the outlet of the first branch and second branch is respectively that the second discharge port 225 and third go out
Material mouth 226 is equipped with baffle 227 in the intersection of the first branch and second branch.The baffle 227 of second branch inlet in Fig. 3
It stretches out, screw enters the first branch;Dotted line represents 227 position of baffle of first branch inlet, when baffle 227 extend out to dotted line
When position, screw enters second branch.
As shown in Fig. 2, detection unit 23 include light source 231, Optical cameras 232 and a detection circuits, light source 231
Above screw head, Optical cameras 232 is located at 231 side of light source, and for shooting the iridescent image of screw head, optics is taken the photograph
Shadow machine 232 is connected by detection circuit with control processing unit 24.
As shown in Figure 1, control processing unit 24 includes the display panel 241 being located on 2 tank wall of detection case, image procossing system
System and control system, image processing system is for receiving iridescent image and automatically recording and identify its reflective brightness, control system
System 24 is connected with baffle 227, for controlling the position of baffle 227.
When the present embodiment is in use, screw enters detection case 2 by screw delivery track 1, utilizes reflective principle, light source
The case where 231 light issued reflect on screw head surface, reflection is captured by Optical cameras 232 and is transferred to control
Processing unit 24, the brightness height that control processing unit 24 is reflected according to iridescent image sieve screw.If reflective figure
Image brightness is low, then screw is unqualified screw, enters the first branch under control of the control system;If iridescent image brightness is high,
Then screw is qualified screw, enters second branch under control of the control system.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its inventive concept is subject to equivalent substitution or change, should all cover the protection scope of the utility model it
It is interior.
Claims (9)
1. a kind of screw crackle automatic detecting screening machine, including screw vibrating disk, screw delivery track (1) and detection case (2), institute
It states screw vibrating disk and is connect with the detection case (2) by the screw delivery track (1), which is characterized in that in the detection
Workbench (21) are equipped with inside case (2), the workbench (21) is equipped with rotary unit (22) and detection unit (23), the inspection
It surveys unit (23) and is located at the rotary unit (22) side, control processing unit is equipped on the tank wall of the detection case (2)
(24), the rotary unit (22) is connected with screw delivery track (1) bottom end, the control processing unit (24) and detection
Unit (23) is connected;
The detection unit (23) includes light source (231), at least an Optical cameras (232) and detection circuit, the light source
(231) it is located above screw head, the Optical cameras (232) is located at the light source (231) side, for shooting screw terminal
The iridescent image in portion, the Optical cameras (232) are connected by detection circuit with the control processing unit (24).
2. a kind of screw crackle automatic detecting screening machine according to claim 1, which is characterized in that the rotary unit
It (22) include the rotation charging tray (222) of rotating base (221) and setting in the rotating base (221) center, the rotation material
Disk (222) is connected by the output end of the bolt driving motor internal with the workbench (21) is located at, the rotation charging tray
(222) for carrying screw and screw being driven to rotate.
3. a kind of screw crackle automatic detecting screening machine according to claim 2, which is characterized in that in the rotating base
(221) upper surface is equipped with a circular groove (223), and the rotation charging tray (222) is located in the circular groove (223).
4. a kind of screw crackle automatic detecting screening machine according to claim 3, which is characterized in that the circular groove
(223) diameter is greater than the diameter of rotation charging tray (222) and the sum of the gauge diameter of the screw, the circular groove
(223) diameter is less than the diameter of rotation charging tray (222) and the sum of the head diameter of the screw.
5. a kind of screw crackle automatic detecting screening machine according to claim 3, which is characterized in that in the circular groove
(223) edge is equipped with the first discharge port (224), and limit plate, first discharge port are equipped at first discharge port (224)
(224) it is connect with slideway, the slideway is located at workbench (21) inside, and the outlet of the slideway is located at the workbench (21) side
On wall.
6. a kind of screw crackle automatic detecting screening machine according to claim 5, which is characterized in that the slideway is equipped with the
One branch and second branch, the outlet of the first branch and second branch are respectively the second discharge port (225) and third discharging
Mouth (226) is equipped with baffle (227) in the intersection of the first branch and second branch.
7. a kind of screw crackle automatic detecting screening machine according to claim 2, which is characterized in that in the rotation charging tray
(222) edge is uniformly provided with several locating slots (2221) for fixed screw.
8. a kind of screw crackle automatic detecting screening machine according to claim 1, which is characterized in that the detection unit
It (23) include two Optical cameras (232) that different location is set, in the reflective of different angle shooting screw head
Image.
9. a kind of screw crackle automatic detecting screening machine according to claim 6, which is characterized in that the control processing is single
First (24) include display panel (241), image processing system and the control system on the detection case (2) tank wall, described
Image processing system is for receiving iridescent image and automatically recording and identify its reflective brightness, the control system and the gear
Plate (227) is connected, for controlling the position of the baffle (227).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201822226166.1U CN209663768U (en) | 2018-12-27 | 2018-12-27 | A kind of screw crackle automatic detecting screening machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201822226166.1U CN209663768U (en) | 2018-12-27 | 2018-12-27 | A kind of screw crackle automatic detecting screening machine |
Publications (1)
Publication Number | Publication Date |
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CN209663768U true CN209663768U (en) | 2019-11-22 |
Family
ID=68564001
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CN201822226166.1U Expired - Fee Related CN209663768U (en) | 2018-12-27 | 2018-12-27 | A kind of screw crackle automatic detecting screening machine |
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CN (1) | CN209663768U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116060318A (en) * | 2023-02-01 | 2023-05-05 | 中科精密部件(广东)有限公司 | Full-automatic screw detection device and detection method thereof |
-
2018
- 2018-12-27 CN CN201822226166.1U patent/CN209663768U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116060318A (en) * | 2023-02-01 | 2023-05-05 | 中科精密部件(广东)有限公司 | Full-automatic screw detection device and detection method thereof |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191122 Termination date: 20211227 |