CN204730811U - A kind of circular hole accuracy detecting device - Google Patents
A kind of circular hole accuracy detecting device Download PDFInfo
- Publication number
- CN204730811U CN204730811U CN201520503168.4U CN201520503168U CN204730811U CN 204730811 U CN204730811 U CN 204730811U CN 201520503168 U CN201520503168 U CN 201520503168U CN 204730811 U CN204730811 U CN 204730811U
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- CN
- China
- Prior art keywords
- worktable
- slide block
- circular hole
- detecting device
- guide rail
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of circular hole accuracy detecting device, belong to checkout equipment technical field, comprise base plate, long to being disposed with light source, for supporting and the moveable support of mobile workpiece for measurement, flat board and optical screen along it on base plate, optical screen is just arranged light source, dull and stereotyped and optical screen parallels, and flat board is provided with aperture, and on the center of light source, the center of workpiece for measurement and flat board, aperture is centrally located on same level line.The utility model utilizes optical reflection principle, and make measured workpiece to move as required by ball-screw nut mechanism, efficiently solving pick-up unit of the prior art cannot the test hole circularity/deviation from cylindrical form of any position and the problem of surfaceness situation vertically.
Description
Technical field
The utility model belongs to checkout equipment technical field, is specifically related to a kind of circular hole accuracy detecting device.
Background technology
At present for circular hole precision, feeler gauge is generally adopted to carry out measuring judging measured hole whether within the tolerance range required, but feeler gauge measurement can only judge that whether aperture size is qualified, can not observe the situation of circular hole circularity/deviation from cylindrical form, surfaceness and inwall flaw.And feeler gauge can not be applicable to the hole in length-diameter ratio is large, aperture is less than 5mm.Also has a kind of optical hole measuring device in the prior art, it utilizes light to reflect at measured hole inwall, receive reflected light by CCD and measure aperture, in this measuring method, measured hole maintains static, therefore can only detect a certain section of circular hole, can not detect any position vertically circular hole.
Utility model content
The purpose of this utility model is to provide a kind of circular hole accuracy detecting device, and solving pick-up unit of the prior art cannot the test hole circularity/deviation from cylindrical form of any position and the problem of surfaceness situation vertically.
The technical scheme that the utility model adopts is: a kind of circular hole accuracy detecting device, comprise base plate, long to being disposed with light source, for supporting and the moveable support of mobile workpiece for measurement, flat board and optical screen along it on base plate, optical screen is just arranged light source, dull and stereotyped and optical screen parallels, flat board is provided with aperture, and on the center of light source, the center of workpiece for measurement and flat board, aperture is centrally located on same level line.
Feature of the present utility model is also:
Moveable support comprises the leading screw be arranged on base plate, and leading screw is connected with the output shaft of motor, and leading screw is provided with nut; The both sides that base plate is positioned at leading screw along its short are symmetrically installed with guide rail a and guide rail b, guide rail a and guide rail b is provided with worktable a and worktable b, worktable a is connected by connecting link with worktable b, the position that connecting link is connected with worktable b has waist-shaped hole, and nut is connected with worktable a by web joint; Worktable a and worktable b phase from one end respectively back up pad is installed, two pieces of back up pads are symmetrically installed with the taper bolt for locating to workpiece for measurement, one end adjacent with worktable b on worktable a is provided with the slide block a and slide block b that can slide on worktable a, and one end adjacent with worktable a on worktable b is provided with the slide block c and slide block d that can slide on worktable b.
Leading screw is arranged on base plate by two bearing seats; The output shaft of motor is connected with leading screw by spring coupling.
The cross section of back up pad is L-type.
Worktable a is arranged on guide rail a and guide rail b by two way blocks, and worktable b is also arranged on guide rail a and guide rail b by two way blocks.
One end that worktable a is adjacent with worktable b is provided with two contiguous block a, the bottom of slide block a and slide block b is provided with the chute matched with contiguous block a, slide block a is connected with two pieces of contiguous block a by the chute of bottom respectively with slide block b, and slide block a and the side of slide block b are provided with the holding screw corresponding with contiguous block a position; One end that worktable b is adjacent with worktable a is provided with two contiguous block b, the bottom of slide block c and slide block d is provided with the chute matched with contiguous block b, slide block c is connected with two pieces of contiguous block b by the chute of bottom respectively with slide block d, and slide block c and the side of slide block d are provided with the holding screw corresponding with contiguous block b position.
The one side that slide block a is relative with slide block b is inclined-plane, and the one side that slide block c is relative with slide block d is also inclined-plane.
Base plate is provided with supporting seat, and light source is arranged on the top of supporting seat.
The beneficial effects of the utility model are: a kind of circular hole accuracy detecting device of the utility model, utilize optical reflection principle, and make measured workpiece to move as required by ball-screw nut mechanism, efficiently solving pick-up unit of the prior art cannot the test hole circularity/deviation from cylindrical form of any position and the problem of surfaceness situation vertically.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of circular hole accuracy detecting device of the utility model;
Fig. 2 is the A direction view in Fig. 1.
In figure, 1. motor, 2. supporting seat, 3. light source, 4. spring coupling, 5. bearing seat, 6. guide rail a, 7. back up pad, 8. taper bolt, 9. slide block a, 10. slide block b, 11. is dull and stereotyped, 12. optical screens, 13. base plates, 14. guide rail b, 15. worktable a, 16. way blocks, 17. connecting links, 18. leading screws, 19. web joints, 20. nuts, 21. worktable b, 22. contiguous block a, 23. contiguous block b, 24. slide block c, 25. slide block d, 26. workpieces for measurement.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail:
A kind of circular hole accuracy detecting device of the utility model, as shown in Figure 1, comprise base plate 13, the middle part of base plate 13 is provided with leading screw 18 by two bearing seats 5, leading screw 18 is provided with nut 20, the both sides that base plate 13 is positioned at leading screw 18 along its short are symmetrically installed with guide rail a6 and guide rail b14, guide rail a6 is separately installed with worktable a15 and worktable b21 by two way blocks 16, simultaneously worktable a15 and worktable b21 is also arranged on guide rail b14 by two other way block 16 that (worktable a15 is arranged on guide rail a6 and guide rail b14 by two way blocks 16, worktable b21 is also arranged on guide rail a6 and guide rail b14 by two way blocks 16), worktable a15 is connected by connecting link 17 with worktable b21, the position that connecting link 17 is connected with worktable b21 has waist-shaped hole, above-mentioned nut 20 is connected with worktable a15 by web joint 19.Worktable a15 and worktable b21 phase from one end back up pad 7 (cross section is L-type) is installed respectively, two pieces of back up pads 7 are symmetrically installed with taper bolt 8 (back up pad 7 has the hole matched with taper bolt 8, taper bolt 8 is inserted in this hole).One end that worktable a15 is adjacent with worktable b21 is provided with two contiguous block a22, and two contiguous block a22 are separately installed with the slide block a9 that can slide and slide block b10 thereon.The bottom of slide block a9 and slide block b10 is provided with the chute matched with contiguous block a22, slide block a9 is connected with two pieces of contiguous block a22 by the chute of bottom respectively with slide block b10, and slide block a9 and the side of slide block b10 are provided with the holding screw corresponding with contiguous block a22 position; One end that worktable b21 is adjacent with worktable a15 is provided with two contiguous block b23, and two contiguous block b23 are separately installed with the slide block c24 that can slide and slide block d25 thereon.The bottom of slide block c24 and slide block d25 is provided with the chute matched with contiguous block b23, slide block c24 is connected with two pieces of contiguous block b23 by the chute of bottom respectively with slide block d25, and slide block c24 and the side of slide block d25 are provided with the holding screw corresponding with contiguous block b23 position.The one side that slide block a9 is relative with slide block b10 is inclined-plane, and the one side that slide block c24 is relative with slide block d25 is also inclined-plane.Slide block a9, slide block b10, slide block c24 and slide block d25 all can be half V-block, and namely whole V-block is divided equally two halves along the middle part of V-type groove and formed.
One end of base plate 13 is provided with supporting seat 2, and the top of supporting seat 2 is provided with light source 3, and supporting seat 2 is also provided with motor 1, and the output shaft of motor 1 is connected with leading screw 18 by spring coupling 4.The other end of base plate 13 is provided with the optical screen 12 that can receive light source 3 bright dipping, is provided with the flat board 11 paralleled with optical screen 12 between optical screen 12 and guide rail b14, is provided with aperture on dull and stereotyped 11.On light source 3, taper bolt 8 and dull and stereotyped 11, aperture is centrally located on same level line.
During use, by workpiece for measurement 26 (cylindrical shape, a manhole is provided with vertically in the middle part of it) be placed between two taper bolts 8, then with slide block a9, slide block b10 and slide block c24, slide block d25, workpiece for measurement 26 is supported, according to the front and back position of the external diameter adjustment slide block a9 of workpiece for measurement 26, the front and back position of slide block b10 and slide block c24, slide block d25, to adapt to the external diameter of different workpiece for measurement, adjust rear slide block a9, slide block b10 and slide block c24, the holding screw of slide block d25 side positions; Simultaneously according to the distance (adjusting worktable b21 position thereon by the waist-shaped hole that connecting link 17 is arranged to realize) between the length adjustment worktable a15 of workpiece for measurement 26 and worktable b21, then two taper bolts 8 are taken out, like this, workpiece for measurement 26 has just installed.After workpiece for measurement 26 mounting and adjusting is good, according to optical measurement principle, the directional light that light source 3 sends, by the manhole on workpiece for measurement 26, due to the reflection of manhole inwall, forms equivalent light source.This equivalent light source formed owing to being reflected by manhole inwall, so be that the light that sends with light source 3 is for the center of circle, and the light several concentric circless at grade sent with light source 3, this equivalent light source passes through the aperture on dull and stereotyped 11 again, according to pinhole imaging system principle, being imaged on optical screen 12, by observing the image (donut) on optical screen 12, manhole on workpiece for measurement 26 whether defectiveness can being judged.Workpiece for measurement 26 is specifically allowed to move, along with the movement of workpiece for measurement 26, if there is not deviation from cylindrical form, deviation from circular from the manhole on workpiece for measurement 26, and surfaceness is identical, the donut image so formed on optical screen 12 would not change, otherwise image will change.And can be judged the size of manhole surfaceness by the edge observing donut, namely the edge of donut is fuzzyyer, then the surfaceness of manhole is larger.If replace optical screen 12 with photo-sensitive cell or light activated element, then through follow-up signal process, data acquisition system (DAS), the concrete numerical value of the circularity of manhole on workpiece for measurement 26, cylindricity and surfaceness can be drawn.
The movement of workpiece for measurement 26 is rotated by motor 1, and drive leading screw 18 to rotate, then nut 20 moves, and nut 20 drives worktable a15 to move to realize by web joint 19.
Claims (8)
1. a circular hole accuracy detecting device, it is characterized in that, comprise base plate (13), long to being disposed with light source (3) along it on base plate (13), for supporting and the moveable support of mobile workpiece for measurement (26), dull and stereotyped (11) and optical screen (12), optical screen (12) is just arranged light source (3), dull and stereotyped (11) and optical screen (12) parallel, dull and stereotyped (11) are provided with aperture, the center of light source (3), being centrally located on same level line of aperture gone up by the center of workpiece for measurement (26) and flat board (11).
2. a kind of circular hole accuracy detecting device according to claim 1, it is characterized in that, described moveable support comprises the leading screw (18) be arranged on base plate (13), leading screw (18) is connected with the output shaft of motor (1), leading screw (18) is provided with nut (20), the both sides that base plate (13) is positioned at leading screw (18) along its short are symmetrically installed with guide rail a (6) and guide rail b (14), guide rail a (6) and guide rail b (14) is provided with worktable a (15) and worktable b (21), worktable a (15) is connected by connecting link (17) with worktable b (21), the position that connecting link (17) is connected with worktable b (21) has waist-shaped hole, and described nut (20) is connected with worktable a (15) by web joint (19), worktable a (15) and worktable b (21) from one end back up pad (7) is installed respectively, two pieces of back up pads (7) are symmetrically installed with the taper bolt (8) for locating to workpiece for measurement (26), the upper one end adjacent with worktable b (21) of worktable a (15) is provided with the slide block a (9) and slide block b (10) that above can slide at worktable a (15), the upper one end adjacent with worktable a (15) of worktable b (21) is provided with the slide block c (24) and slide block d (25) that above can slide at worktable b (21).
3. a kind of circular hole accuracy detecting device according to claim 2, is characterized in that, described leading screw (18) is arranged on base plate (13) by two bearing seats (5); The output shaft of described motor (1) is connected with leading screw (18) by spring coupling (4).
4. a kind of circular hole accuracy detecting device according to claim 2, is characterized in that, the cross section of described back up pad (7) is L-type.
5. a kind of circular hole accuracy detecting device according to claim 2, it is characterized in that, described worktable a (15) is arranged on guide rail a (6) and guide rail b (14) by two way blocks (16), and described worktable b (21) is also arranged on guide rail a (6) and guide rail b (14) by two way blocks (16).
6. a kind of circular hole accuracy detecting device according to claim 2, it is characterized in that, described worktable a (15) one end adjacent with worktable b (21) is provided with two contiguous block a (22), the bottom of described slide block a (9) and slide block b (10) is provided with the chute matched with contiguous block a (22), slide block a (9) is connected with two pieces of contiguous block a (22) by the chute of bottom respectively with slide block b (10), slide block a (9) is provided with the holding screw corresponding with contiguous block a (22) position with the side of slide block b (10), one end that worktable b (21) is adjacent with worktable a (15) is provided with two contiguous block b (23), the bottom of described slide block c (24) and slide block d (25) is provided with the chute matched with contiguous block b (23), slide block c (24) is connected with two pieces of contiguous block b (23) by the chute of bottom respectively with slide block d (25), and slide block c (24) is provided with the holding screw corresponding with contiguous block b (23) position with the side of slide block d (25).
7. a kind of circular hole accuracy detecting device according to claim 6, it is characterized in that, described slide block a (9) one side relative with slide block b (10) is inclined-plane, and the one side that slide block c (24) is relative with slide block d (25) is also inclined-plane.
8. a kind of circular hole accuracy detecting device according to claim 1, is characterized in that, described base plate (13) is provided with supporting seat (2), and described light source (3) is arranged on the top of supporting seat (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520503168.4U CN204730811U (en) | 2015-07-13 | 2015-07-13 | A kind of circular hole accuracy detecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520503168.4U CN204730811U (en) | 2015-07-13 | 2015-07-13 | A kind of circular hole accuracy detecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204730811U true CN204730811U (en) | 2015-10-28 |
Family
ID=54389153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520503168.4U Expired - Fee Related CN204730811U (en) | 2015-07-13 | 2015-07-13 | A kind of circular hole accuracy detecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204730811U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110918764A (en) * | 2019-11-25 | 2020-03-27 | 湖南美蓓达科技股份有限公司 | Automatic punching device for bearing processing |
| CN116858141A (en) * | 2023-09-02 | 2023-10-10 | 江苏迪牌新材料有限公司 | Flatness detection device for PVC film |
-
2015
- 2015-07-13 CN CN201520503168.4U patent/CN204730811U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110918764A (en) * | 2019-11-25 | 2020-03-27 | 湖南美蓓达科技股份有限公司 | Automatic punching device for bearing processing |
| CN116858141A (en) * | 2023-09-02 | 2023-10-10 | 江苏迪牌新材料有限公司 | Flatness detection device for PVC film |
| CN116858141B (en) * | 2023-09-02 | 2023-12-05 | 江苏迪牌新材料有限公司 | Flatness detection device for PVC film |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: 20151028 Termination date: 20170713 |