CN203981605U - Cylindrical bar outward appearance automatic detection device - Google Patents
Cylindrical bar outward appearance automatic detection device Download PDFInfo
- Publication number
- CN203981605U CN203981605U CN201420398472.2U CN201420398472U CN203981605U CN 203981605 U CN203981605 U CN 203981605U CN 201420398472 U CN201420398472 U CN 201420398472U CN 203981605 U CN203981605 U CN 203981605U
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- bar
- cylinder
- testing agency
- face
- cam
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Abstract
The utility model discloses a kind of cylindrical bar outward appearance automatic detection device, comprise cylinder testing agency, end face testing agency and cam transshipment acitivity; Cylinder testing agency comprises cylinder detection camera and fixed mount, source of parallel light, bar rack and drives the driving mechanism of bar rotation.End face testing agency comprises monitor station and is symmetrically arranged in the holder of end face detection camera and the fixing end face detection camera of monitor station both sides, between monitor station and both sides end face detection camera, a light source is respectively installed; Cam transshipment acitivity comprises drive motor, cam, connecting rod and palette fork.Drive motor band moving cam rotation, cam driven connecting rod is lifted successively, is moved forward, decline, return period sexual act.Palette fork on connecting rod is sent to successively cylinder testing agency and end face testing agency place by bar and detects accordingly, takes the cylinder of bar to be detected and end face photo export to computer recording and get off to analyze judgement and have zero defect by cylinder detection camera and end face detection camera.
Description
Technical field
The utility model relates to a kind of bar outward appearance automatic detection device, is specifically related to a kind of cylindrical bar outward appearance automatic detection device.
Background technology
Wimet PCB bar is one of widely used main tool in print circuit plates making, and product type seriation, standardization, if specification is the mold pressing bar market demand sustainable growth of Ф 3.25 × 38.7, by statistics, certain company home office PCB bar output in 2010 reaches more than 180 tons, more than monthly average output 15 tons (approximately 3,000,000).For ensureing the outward appearance of product and the qualification rate of size, must entirely examine the mold pressing bar of producing.PCB bar open defect is mainly breach, does not grind, flour milling.When visual examination, need know under lamp by a visual examination white, PCB bar is because processing through preliminary grinding, under light, Surface of Rod Bar is reflective, very large on eye eyesight impact, long-term inspection causes visual impairment, because of the long-term sitting posture that keeps, much check that visual impairment, hand numbness and cervical spondylopathy have appearred in employee simultaneously.Therefore in the urgent need to developing a kind of device automatically detecting that hard alloy bar outward appearance is realized, to improve detection efficiency, the product quality while guaranteeing to produce in enormous quantities alleviates quality testing personnel's labour intensity simultaneously, protects that theirs is healthy.
Utility model content
The purpose of this utility model is to provide a kind of flexible, PCB bar outward appearance automatic detection device that efficiency is high based on machine vision.
The disclosed this cylindrical bar outward appearance automatic detection device of the utility model, comprises cylinder testing agency, end face testing agency and cam transshipment acitivity; Cylinder testing agency comprises cylinder detection camera and fixed mount, source of parallel light, bar rack and drives the driving mechanism of bar rotation.Bar rack is installed on the opposite side of fixed mount, the below of cylinder detection camera; It is relative with bar rack level that source of parallel light is positioned at fixed mount side; End face testing agency comprises monitor station and is symmetrically arranged in the holder of end face detection camera and the fixing end face detection camera of monitor station both sides, between monitor station and both sides end face detection camera, a light source is respectively installed; Cam transshipment acitivity comprises drive motor, cam, connecting rod and palette fork.The output shaft of drive motor is connected with cam, and palette fork is fixed on connecting rod, and connecting rod contacts with the outer of cam.Drive motor band moving cam rotation, cam driven connecting rod is lifted successively, is moved forward, decline, return period sexual act.Bar is sent to cylinder testing agency to palette fork on connecting rod successively and place of end face testing agency is detected accordingly.
Described bar rack comprises the supporting oblique surface being made up of as trapped orbit hard alloy bar on bearing and bearing.There is the rubber rolling being fixed on bearing the top of supporting oblique surface.Hard alloy bar is vertical with the arranged direction of rubber rolling, cylindrical bar to be checked is placed between supporting oblique surface and rubber rolling along rubber rolling parallel direction, rubber rolling contacts with cylindrical bar to be checked, when rubber rolling is driven and while rotating, makes cylindrical bar rotation to be checked by the friction force between rubber rolling and bar.There is coupling shaft one end of rubber rolling.
Described driving mechanism is stepper motor, and its output shaft is connected with the coupling shaft of described rubber rolling by belt pulley and belt.
Described cylinder detection camera is connected on fixed mount by the holder that has chute.
Described monitor station comprises rotary cylinder, base and hold down gag, base is placed in the upper end of rotary cylinder, hold down gag tilts to be connected in the upside of base, and the inclined side of the corresponding hold down gag of base has V-type work nest, and bar is placed in this notch and compresses by hold down gag.
Described rotary cylinder is 90 degree rotary cylinders.
Described hold down gag comprises compression cylinder and the rubber pressure head being connected with compression cylinder piston rod.
The length direction of described V-type work nest and vertical setting of described end face camera.
Principle of work of the present utility model is as follows: the rotation of drive motor band moving cam, cam driven connecting rod is lifted successively, is moved forward, decline, return period sexual act, and the palette fork on connecting rod is sent to successively two detection positions of cylinder testing agency and end face testing agency by bar to be detected and carries out corresponding outward appearance detection.While carrying out cylinder detection, start stepper motor and make it drive rubber rolling rotation.When rubber rolling drives bar rotation, control cylinder detection camera and take pictures continuously with certain frequency, this serial-gram obtaining is exported to control computing machine in order.Computing machine will be recorded with rectangular image form after these photo disposals.Cylinder has detected rear palette fork bar has been delivered in the V-type work nest of end face testing agency, first controls compression cylinder action and makes rubber pressure head compress bar, then by rotary cylinder control monitor station 90-degree rotation.After being rotated in place, record the open defect of both sides end face by the end face detection camera of corresponding side simultaneously.After having recorded, get back to initial position by air intake opening control monitor station retrograde rotation 90 degree that change rotary cylinder again.The bar appearance images of three cameras record can draw respectively the overall appearance information of bar by Computer Analysis processing, judge after whether this bar has open defect and send further work instruction.
When cylinder outward appearance detects, detect station and adopt the rotation that rotarily drives bar to be checked of the rubber rolling that friction factor is suitable, complete the transformation of cylinder to plane simple and reliablely, make the fast recognition of bar cylinder defect and reliable.
Hard alloy bar with certain angle of inclination be arranged in a row composition a supporting oblique surface, firm wear-resisting and be convenient to change.
The employing of cam transshipment acitivity has simply and reliably solved the problem that the steady ordered of bar to be checked between each station moves.
When end face outward appearance detects, rotation detects in station the rotation that realizes monitor station by rotary cylinder and makes the outward appearance of two end faces of bar to be checked detect and can complete simultaneously, has improved the efficiency detecting.
The utility model carries out automatically to the detection of bar cylinder and end face outward appearance is all controlled, detects without quality inspection personnel artificial visual, saves manpower, raises the efficiency.
Brief description of the drawings
Fig. 1 is the structural representation of a preferred embodiment of the utility model.
Fig. 2 is that the master of Fig. 1 central column face testing agency looks schematic diagram.
Fig. 3 is the schematic top plan view of Fig. 2.
Fig. 4 is the axle geodesic structure schematic diagram (not disguise of an evildoer band) of cylinder testing agency.
Fig. 5 is that the master of Tu1Zhong end face testing agency looks schematic diagram.
Fig. 6 is the schematic top plan view of Fig. 5.
Fig. 7 is the axle geodesic structure schematic diagram of end face testing agency.
Embodiment
As shown in Figures 1 to 7, the disclosed this cylindrical bar outward appearance automatic detection device of the utility model, detects for PCB bar outward appearance, comprises cam transshipment acitivity 1, cylinder testing agency 2 and end face testing agency 3.
Cam transshipment acitivity 1 comprises drive motor 11, cam 12, connecting rod 13 and palette fork 14.The output shaft of drive motor 11 is connected with cam 12, and palette fork 14 is fixed on connecting rod 13, and connecting rod 13 contacts with the outer of cam 12.
Cylinder testing agency 2 comprises cylinder detection camera 21, fixed mount 22, source of parallel light 23, stepper motor 24, bearing 25, hard alloy bar 26, rubber rolling 27.Cylinder detection camera 21, by there being the holder of chute to be connected on fixed mount 22, can be slided so that adjust the position of cylinder detection camera 21 along fixed mount 22.Hard alloy bar 26 rearranges a supporting oblique surface with certain pitch angle on bearing 25, and the top of supporting oblique surface on bearing 25 is fixed in one end of rubber rolling 27, and the other end has coupling shaft.Band detects bar and is placed between rubber rolling 27 and supporting oblique surface along the parallel direction of rubber rolling 27.The output shaft of stepper motor 24 is connected with the coupling shaft of rubber rolling 27 with belt 29 by belt pulley 28.Adjust the distance between rubber rolling 27 and supporting oblique surface, can drive bar rotation to be detected to be as the criterion with the rotation of rubber rolling 27.
End face testing agency 3 comprises monitor station 31 and is symmetrically arranged in the holder 33 of end face detection camera 32 and the fixing end face detection camera 32 of monitor station 31 left and right sides.Between end face detection camera 32 and monitor station 31, there is light source 34.Monitor station 31 comprises rotary cylinder 311, base 312 and forms hold down gag by compression cylinder 313 with the rubber pressure head 314 being connected with its piston rod, base 312 is placed in the upper end of rotary cylinder 311, compression cylinder 311 tilts to be connected in the upside of base 312, the inclined side of the corresponding compression cylinder 311 of base 312 has V-type work nest 315, the setting vertical with end face detection camera 32 of the length direction of V-type work nest 315, bar to be detected is placed in this notch and compresses by rubber pressure head 314.Rotary cylinder 311 adopts 90 degree rotary cylinders.
Principle of work is as follows: drive motor 11 is with moving cam 12 to rotate, cam 12 drivening rods 13 are lifted successively, are moved forward, decline, return period sexual act, and bar to be detected is sent to cylinder testing agency 2 to the palette fork 14 on connecting rod 13 successively and end face testing agency 3 carries out the detection of relevant position.While carrying out cylinder detection, start stepper motor 24 and make it drive rubber rolling 27 to rotate, when rubber rolling 27 drives bar rotation, control cylinder detection camera 21 and take pictures continuously with certain frequency, bar cylinder outward appearance is got off with recording image.A series of photos that cylinder detection camera 21 records splice the expansion view that is bar cylindricality outward appearance in order, are convenient to quick analytical column planar defect.Cylinder has detected rear palette fork 14 and bar has been delivered in the V-type work nest 315 of end face testing agency 3, first controlling compression cylinder 313 actions makes rubber pressure head 314 compress bar, then control monitor station 31 90-degree rotations by rotary cylinder 311, record the open defect of bar to be checked both sides end face by the end face detection camera 32 of both sides simultaneously.Get back to initial position by air intake opening control monitor station 31 retrograde rotations 90 degree of change rotary cylinder 311 ready for detect next time.The bar appearance images of three cameras record draws the overall appearance information of bar by Computer Analysis processing, judge after whether this bar has open defect and send further work instruction.
When concrete operations, in order to ensure that part undetected and that lose does not appear in the outward appearance of whole bar cylinder, rubber rolling 27 is designed to drive bar to be checked to revolve and turns around half.
The utility model is also applicable to diameter and detects in the outward appearance of 3mm～4mm, the length cylindrical product that other materials is manufactured within the scope of 10mm～50mm.
Claims (8)
1. a cylindrical bar outward appearance automatic detection device, is characterized in that: this pick-up unit comprises cylinder testing agency, end face testing agency and cam transshipment acitivity; Cylinder testing agency comprises the driving mechanism of cylinder detection camera and fixed mount, source of parallel light, bar rack and the rotation of driving bar, and bar rack is installed on the opposite side of fixed mount, the below of cylinder detection camera; It is relative with bar rack level that source of parallel light is positioned at fixed mount side; End face testing agency comprises monitor station and is symmetrically arranged in the holder of end face detection camera and the fixing end face detection camera of monitor station both sides, between monitor station and both sides end face detection camera, a light source is respectively installed; Cam transshipment acitivity comprises drive motor, cam, connecting rod and palette fork, the output shaft of drive motor is connected with cam, palette fork is fixed on connecting rod, connecting rod contacts with the outer of cam, the rotation of drive motor band moving cam, cam driven connecting rod is lifted successively, is moved forward, decline, return period sexual act, and bar is sent to cylinder testing agency to the palette fork on connecting rod successively and place of end face testing agency is detected accordingly.
2. cylindrical bar outward appearance automatic detection device as claimed in claim 1, it is characterized in that: described bar rack comprises the supporting oblique surface being made up of as trapped orbit hard alloy bar on bearing and bearing, the top of supporting oblique surface has the rubber rolling hard alloy bar being fixed on bearing vertical with the arranged direction of rubber rolling, cylindrical bar to be checked is placed between supporting oblique surface and rubber rolling along rubber rolling parallel direction, rubber rolling contacts with cylindrical bar to be checked, make cylindrical bar rotation to be checked by the friction force between rubber rolling and bar, there is coupling shaft one end of rubber rolling.
3. cylindrical bar outward appearance automatic detection device as claimed in claim 2, is characterized in that: described driving mechanism is stepper motor, and its output shaft is connected with the coupling shaft of described rubber rolling by belt pulley and belt.
4. cylindrical bar outward appearance automatic detection device as claimed in claim 1, is characterized in that: described cylinder detection camera is connected on fixed mount by the holder that has chute.
5. cylindrical bar outward appearance automatic detection device as claimed in claim 1, it is characterized in that: described monitor station comprises rotary cylinder, base and hold down gag, base is placed in the upper end of rotary cylinder, hold down gag tilts to be connected in the upside of base, the inclined side of the corresponding hold down gag of base has V-type work nest, and bar is placed in this notch and compresses by hold down gag.
6. cylindrical bar outward appearance automatic detection device as claimed in claim 5, is characterized in that: described rotary cylinder is 90 degree rotary cylinders.
7. cylindrical bar outward appearance automatic detection device as claimed in claim 5, is characterized in that: described hold down gag comprises compression cylinder and the rubber pressure head being connected with compression cylinder piston rod.
8. cylindrical bar outward appearance automatic detection device as claimed in claim 5, is characterized in that: the length direction of described V-type work nest and vertical setting of described end face camera.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420398472.2U CN203981605U (en) | 2014-07-18 | 2014-07-18 | Cylindrical bar outward appearance automatic detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420398472.2U CN203981605U (en) | 2014-07-18 | 2014-07-18 | Cylindrical bar outward appearance automatic detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203981605U true CN203981605U (en) | 2014-12-03 |
Family
ID=51979037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420398472.2U Withdrawn - After Issue CN203981605U (en) | 2014-07-18 | 2014-07-18 | Cylindrical bar outward appearance automatic detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203981605U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104076042A (en) * | 2014-07-18 | 2014-10-01 | 株洲硬质合金集团有限公司 | Automatic detection device for appearance of cylindrical bar |
| CN104792789A (en) * | 2015-04-08 | 2015-07-22 | 上海常良智能科技有限公司 | Chemical fiber paper tube appearance detection device and method |
| CN108956618A (en) * | 2018-06-25 | 2018-12-07 | 衢州学院 | A kind of tapered roller bearing surface inspecting method based on frequency-domain visual |
| CN110057836A (en) * | 2019-05-15 | 2019-07-26 | 浙江汉振智能技术有限公司 | A kind of cylinder type hollow pipe visual detection equipment and its detection method |
-
2014
- 2014-07-18 CN CN201420398472.2U patent/CN203981605U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104076042A (en) * | 2014-07-18 | 2014-10-01 | 株洲硬质合金集团有限公司 | Automatic detection device for appearance of cylindrical bar |
| CN104792789A (en) * | 2015-04-08 | 2015-07-22 | 上海常良智能科技有限公司 | Chemical fiber paper tube appearance detection device and method |
| CN108956618A (en) * | 2018-06-25 | 2018-12-07 | 衢州学院 | A kind of tapered roller bearing surface inspecting method based on frequency-domain visual |
| CN110057836A (en) * | 2019-05-15 | 2019-07-26 | 浙江汉振智能技术有限公司 | A kind of cylinder type hollow pipe visual detection equipment and its detection method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141203 Effective date of abandoning: 20160824 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |