CN109186504A - A kind of device and its measurement method measuring guide rail linearity - Google Patents
A kind of device and its measurement method measuring guide rail linearity Download PDFInfo
- Publication number
- CN109186504A CN109186504A CN201811143973.5A CN201811143973A CN109186504A CN 109186504 A CN109186504 A CN 109186504A CN 201811143973 A CN201811143973 A CN 201811143973A CN 109186504 A CN109186504 A CN 109186504A
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- Prior art keywords
- guide rail
- cavity
- nominal
- fixed
- linearity
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/26—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes
- G01B11/27—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Machines For Laying And Maintaining Railways (AREA)
Abstract
The invention discloses a kind of devices and its measurement method for measuring guide rail linearity, the device for measuring guide rail linearity includes nominal guide rail, the both ends of the nominal guide rail pass through the both ends that support plate is fixed on test desk respectively, the nominal guide rail is equipped with nominal sliding block, measurement case is connected with by fixed link on the nominal sliding block, the first cavity and the second cavity are divided by partition in the measurement case, the first cavity inner top is equipped with the point light source of downward direct projection, the first reflecting mirror is additionally provided in first cavity, the second reflecting mirror is fixed in second cavity, reading plate is fixed at the top of second cavity.The present invention is detected by straightness of the light to guide rail, and light is according on the situation of change rapid feedback to reading plate of guide rail linearity, without waiting for the time, convenient for observation, detection efficiency is high, can be used for different size of guide rail and carries out straight line degree measurement, the applicability of device is high.
Description
Technical field
The invention belongs to guide rail detection technique fields, and in particular to it is a kind of measure guide rail linearity device and its measurement side
Method.
Background technique
In guide rail production process, need to detect the straightness of guide rail, such as application No. is
The patent of CN201020643140.8, it discloses a kind of linearity detecting device for hollow guide rail, including detection platform and setting
The section of support frame below detection platform, the detection platform is L-shaped, including mutually perpendicular detection side plane and detection
Upper plane, the detection platform are fixed on the support frame.Above-mentioned apparatus structure designs advantages of simple, is able to achieve hollow guide rail straight line
Degree detection, the straightness of the disposable outer top surface for detecting guide edge and guide rail side is time saving and labor saving, effectively improves detection effect
Rate facilitates flow line production, improves product quality.
But above scheme has following defects that can only detect to the whole straightness situation of guide rail in use,
Accurately guide rail part straightness can not be detected, detection accuracy is lower.
Summary of the invention
The purpose of the present invention is to provide a kind of devices and its measurement method for measuring guide rail linearity, to solve above-mentioned back
The problem of being proposed in scape technology.
To achieve the above object, the invention provides the following technical scheme: it is a kind of measure guide rail linearity device, including mark
Claim guide rail, the both ends of the nominal guide rail pass through the both ends that support plate is fixed on test desk respectively, and the nominal guide rail is equipped with
Nominal sliding block is connected with measurement case by fixed link on the nominal sliding block, is divided into first by partition in the measurement case
Cavity and the second cavity, the first cavity inner top are equipped with the point light source of downward direct projection, are additionally provided in first cavity
First reflecting mirror is fixed with the second reflecting mirror in second cavity, is fixed with reading plate at the top of second cavity, described
The both ends of test desk are also welded with the fixation bracket for fixing guide rail to be measured, are equipped with fastening spiral shell on the fixed bracket
Bolt.
Preferably, it is also equipped with block level on the test desk, is mounted on tune at the test desk bottom four corners
High-base.
Preferably, the upper surface gap setting of the measurement case and guide rail to be measured, the bottom of first reflecting mirror is fixed
There is strut, the bottom end of the strut is embedded with ball, and the strut activity runs through the sliding slot of the first cavity lower surface, and described first is anti-
It penetrates mirror and the second reflecting mirror and mutually opposed is obliquely installed with 45 °.
Preferably, the partition is equipped with the through slot passed through for the first reflecting mirror reflection light.
Preferably, the nominal sliding block is equipped with mounting groove, the end of the fixed link be slidably arranged in mounting groove and
It is fixed in mounting groove by locking nut.
Preferably, pointer is also welded on the outer wall of the measurement case.
A kind of measurement method measuring guide rail linearity, including following operating procedure:
S1: leveling, pedestal is turned up in rotation, while observing air-bubble level, is located in level meter to the bubble in air-bubble level
When at the heart, test desk is in horizontality；
S2: the both ends of guide rail to be measured are passed through fastening bolt respectively and are fixed on test desk, and keep guide rail to be measured by installation guide rail
It is parallel with nominal guide rail, then measurement case is adjusted, and the bottom end of strut is placed on the surface of guide rail to be measured, locking is screwed later
Nut completes installation；
S3: measurement, starting point light source can be read out the position of luminous point on reading plate using light principle of reflection, if
Guide rail linearity to be measured is qualified, then the offset of luminous point within the allowable range, if guide rail linearity to be measured is unqualified, luminous point
Offset is outside allowed band；
S4: after detection, point light source is closed, guide rail is removed.
Technical effect and advantage of the invention:
The present invention is detected by straightness of the light to guide rail, and light is according to the situation of change rapid feedback of guide rail linearity
To reading plate, without waiting for the time, convenient for observation, detection efficiency is high, by strut in the mounting groove on nominal sliding block on
Lower slider, the height of adjustable measurement case, can be used for different size of guide rail and carries out straight line degree measurement, improve the suitable of the present apparatus
The property used.
Detailed description of the invention
Fig. 1 is side structure schematic view of the invention；
Fig. 2 is overlooking structure diagram of the invention；
Fig. 3 is measurement case schematic diagram of internal structure of the invention；
Fig. 4 is nominal sliding block of the invention, measurement case and fixed link attachment structure schematic diagram.
In figure: 1 be turned up pedestal, 2 test desks, 3 fixed brackets, 4 support plates, 5 nominal guide rails, 6 nominal sliding blocks, 7 mounting grooves,
8 measurement casees, 801 first cavitys, 802 second cavitys, 803 partitions, 804 through slots, 9 fastening bolts, 10 reading plates, 11 point light sources,
12 first reflecting mirrors, 13 second reflecting mirrors, 14 struts, 15 air-bubble levels, 16 fixed links, 17 locking nuts.
Specific embodiment
Below in conjunction with the embodiment of the present invention, technical scheme in the embodiment of the invention is clearly and completely described,
Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based in the present invention
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the scope of protection of the invention.
As shown in Figs 1-4, a kind of device measuring guide rail linearity, including nominal guide rail 5, the two of the nominal guide rail 5
End is fixed on the both ends of test desk 2 by support plate 4 respectively, and the nominal guide rail 5 is equipped with nominal sliding block 6, the nominal cunning
Measurement case 8 is connected with by fixed link 16 on block 6, passes through partition 803 in the measurement case 8 and is divided into the first cavity 801 and the
Two cavitys 802,801 inner top of the first cavity are equipped with the point light source 11 of downward direct projection, also set in first cavity 801
There is the first reflecting mirror 12, the second reflecting mirror 13 is fixed in second cavity 802, the top of second cavity 802 is fixed
There is reading plate 10, the both ends of the test desk 2 are also welded with the fixation bracket 3 for fixing guide rail to be measured, the fixation
Fastening bolt 9 is installed on bracket 3.Point light source 11 uses red laser or green laser.
It is also equipped with block level 15 on the test desk 2, is mounted at 2 bottom four corners of test desk and bottom is turned up
Pedestal 1 is turned up by rotation, for test desk 2 to be adjusted to horizontality, to guarantee that guide rail to be measured is also at level in seat 1
State improves measurement accuracy.
The upper surface gap setting of the measurement case 8 and guide rail to be measured, the bottom of first reflecting mirror 12 is fixed with branch
Bar 14, the bottom end of the strut 14 are embedded with ball, and 14 activity of strut runs through the sliding slot of 801 lower surface of the first cavity, described
First reflecting mirror 12 and the second reflecting mirror 13 with 45 ° it is mutually opposed be obliquely installed, if guide rail linearity is qualified, the first reflection
Mirror 12 will be close to 45 ° of tilt angles be kept, so that the luminous point on reading plate 10 will not generate under the support of strut 14
Biggish offset distance can be determined that guide rail linearity is poor and cause the first reflecting mirror if allowing offset distance beyond error
12 angle change amounts increase.
The partition 803 is equipped with the through slot 804 passed through for 12 reflection light of the first reflecting mirror, wears for reflection light
It crosses.
The nominal sliding block 6 is equipped with mounting groove 7, and the end of the fixed link 16 is slidably arranged in mounting groove 7 and logical
It crosses locking nut 17 to be fixed in mounting groove 7, it may be convenient to be adjusted the height of measurement case 8.
It is also welded with pointer on the outer wall of the measurement case 8, pointer is identical as the emergent ray direction of point light source 11,
Be conducive to indicate the detection position on guide rail.
A kind of measurement method measuring guide rail linearity, including following operating procedure:
S1: leveling, pedestal 1 is turned up in rotation, while observing air-bubble level 15, is located at level to the bubble in air-bubble level 15
When at instrument center, test desk 2 is in horizontality；
S2: the both ends of guide rail to be measured are passed through fastening bolt 9 respectively and are fixed on test desk 2, and kept to be measured and lead by installation guide rail
Rail is parallel with nominal guide rail 5, then adjusts measurement case 8, and the bottom end of strut 14 is placed on the surface of guide rail to be measured, back spin
Tight locking nut 17, completes installation；
S3: measurement, starting point light source 11 can read the position of luminous point on reading plate 10 using light principle of reflection
Take, if guide rail linearity to be measured is qualified, the offset of luminous point within the allowable range, if guide rail linearity to be measured is unqualified,
The offset of luminous point is outside allowed band；
S4: after detection, point light source 11 is closed, guide rail is removed.
Nominal guide rail 5 is arranged in parallel with test desk 2, can be when nominal sliding block 6 slides, and only the first reflecting mirror 12 is led
The influence of rail diametral straightness and generate gradient variation, the second reflecting mirror 13 and reading plate 10 keep opposing stationary.
The present invention is detected by straightness of the light to guide rail, and light is quick according to the situation of change of guide rail linearity
It feeds back on reading plate 10, without waiting for the time, convenient for observation, detection efficiency is high, passes through peace of the strut 14 on nominal sliding block 6
It is slided up and down in tankage 7, the height of adjustable measurement case 8 can be used for different size of guide rail and carry out straight line degree measurement, improves
The applicability of the present apparatus.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features,
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (7)
1. a kind of device for measuring guide rail linearity, including nominal guide rail (5), it is characterised in that: the two of the nominal guide rail (5)
End is fixed on the both ends of test desk (2) by support plate (4) respectively, and the nominal guide rail (5) is equipped with nominal sliding block (6), institute
It states and is connected with measurement case (8) by fixed link (16) on nominal sliding block (6), divided in the measurement case (8) by partition (803)
At the first cavity (801) and the second cavity (802), the first cavity (801) inner top is equipped with the point light source of downward direct projection
(11), it is additionally provided with the first reflecting mirror (12) in first cavity (801), it is anti-that second is fixed in second cavity (802)
It penetrates mirror (13), is fixed with reading plate (10) at the top of second cavity (802), the both ends of the test desk (2) are also welded solid
Surely there is the fixation bracket (3) for fixing guide rail to be measured, fastening bolt (9) are installed on the fixed bracket (3).
2. a kind of device for measuring guide rail linearity according to claim 1, it is characterised in that: on the test desk (2)
It is also equipped with block level (15), is mounted at test desk (2) bottom four corners and pedestal (1) is turned up.
3. it is according to claim 1 it is a kind of measure guide rail linearity device, it is characterised in that: the measurement case (8) and
The bottom of the upper surface gap setting of guide rail to be measured, first reflecting mirror (12) is fixed with strut (14), the strut (14)
Bottom end be embedded with ball, the strut (14) activity runs through the sliding slot of the first cavity (801) lower surface, first reflecting mirror
(12) it mutually opposed is obliquely installed with 45 ° with the second reflecting mirror (13).
4. a kind of device for measuring guide rail linearity according to claim 1, it is characterised in that: on the partition (803)
Equipped with the through slot (804) passed through for the first reflecting mirror (12) reflection light.
5. a kind of device for measuring guide rail linearity according to claim 1, it is characterised in that: the nominal sliding block (6)
It is equipped with mounting groove (7), the end of the fixed link (16) is slidably arranged in mounting groove (7) and solid by locking nut (17)
It is scheduled in mounting groove (7).
6. a kind of device for measuring guide rail linearity according to claim 1, it is characterised in that: measurement case (8)
Pointer is also welded on outer wall.
7. measuring the measurement method of guide rail linearity described in a kind of -6 any one according to claim 1, it is characterised in that: packet
Include following operating procedure:
S1: leveling, pedestal (1) is turned up in rotation, while observing air-bubble level (15), to the bubble position in air-bubble level (15)
When at level meter center, test desk (2) is in horizontality；
S2: installation guide rail, the both ends of guide rail to be measured are passed through into fastening bolt (9) respectively and are fixed on test desk (2), and keep to
It is parallel with nominal guide rail (5) to survey guide rail, then adjusts measurement case (8), and the bottom end of strut (14) is placed on to the table of guide rail to be measured
It on face, screws later locking nut (17), completes installation；
S3: measurement starts point light source (11), using light principle of reflection, can on reading plate (10) to the position of luminous point into
Row read, if guide rail linearity to be measured is qualified, the offset of luminous point within the allowable range, if guide rail linearity to be measured does not conform to
Lattice, then the offset of luminous point is outside allowed band；
S4: it after detection, closes point light source (11), removes guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811143973.5A CN109186504A (en) | 2018-09-29 | 2018-09-29 | A kind of device and its measurement method measuring guide rail linearity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811143973.5A CN109186504A (en) | 2018-09-29 | 2018-09-29 | A kind of device and its measurement method measuring guide rail linearity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109186504A true CN109186504A (en) | 2019-01-11 |
Family
ID=64907830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811143973.5A Pending CN109186504A (en) | 2018-09-29 | 2018-09-29 | A kind of device and its measurement method measuring guide rail linearity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109186504A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110793413A (en) * | 2019-10-18 | 2020-02-14 | 罗亨远 | Steel construction installation engineering check out test set |
| CN111981959A (en) * | 2020-07-06 | 2020-11-24 | 山东钢铁股份有限公司 | Long axis straightness detection device |
| CN112577449A (en) * | 2020-12-23 | 2021-03-30 | 南京宝钢住商金属制品有限公司 | Automatic detection device and method for straightness of sheet material |
| CN114608487A (en) * | 2022-04-12 | 2022-06-10 | 中国重型机械研究院股份公司 | Bar straightness measuring system and measuring method |
| CN114608447A (en) * | 2022-05-16 | 2022-06-10 | 深圳桥通物联科技有限公司 | High-efficient type elevator guide rail installation accuracy calibration equipment |
| CN118640830A (en) * | 2024-05-30 | 2024-09-13 | 阿尔伯特(苏州)科技有限责任公司 | A linear guide detection device |
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| CN105571530A (en) * | 2015-08-28 | 2016-05-11 | 仲炳华 | Steel bar straightness detector |
| CN206803947U (en) * | 2017-06-16 | 2017-12-26 | 郑州轻工业学院 | High-precision laser detector for displacement measuring |
| CN108344358A (en) * | 2018-02-01 | 2018-07-31 | 西安交通大学 | A kind of rapid measurement device and measurement method of machine tool guideway mounting surface straightness |
| CN108972156A (en) * | 2018-09-05 | 2018-12-11 | 天津大学 | A kind of Straightness Error for Machine Tool Slide Guide measurement method |
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Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE69113922T2 (en) * | 1990-08-13 | 1996-05-02 | Oryx Energy Co | Laser alignment system for drilling equipment. |
| CN101545761A (en) * | 2009-05-06 | 2009-09-30 | 湖北工业大学 | Optical measuring system with multiple degrees of freedom |
| CN202709983U (en) * | 2012-06-13 | 2013-01-30 | 震宇（芜湖）实业有限公司 | Component linearity measuring device |
| CN204705329U (en) * | 2015-02-06 | 2015-10-14 | 浙江华立能源技术有限公司 | A kind of base table proving installation |
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| CN108344358A (en) * | 2018-02-01 | 2018-07-31 | 西安交通大学 | A kind of rapid measurement device and measurement method of machine tool guideway mounting surface straightness |
| CN108972156A (en) * | 2018-09-05 | 2018-12-11 | 天津大学 | A kind of Straightness Error for Machine Tool Slide Guide measurement method |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110793413A (en) * | 2019-10-18 | 2020-02-14 | 罗亨远 | Steel construction installation engineering check out test set |
| CN111981959A (en) * | 2020-07-06 | 2020-11-24 | 山东钢铁股份有限公司 | Long axis straightness detection device |
| CN112577449A (en) * | 2020-12-23 | 2021-03-30 | 南京宝钢住商金属制品有限公司 | Automatic detection device and method for straightness of sheet material |
| CN114608487A (en) * | 2022-04-12 | 2022-06-10 | 中国重型机械研究院股份公司 | Bar straightness measuring system and measuring method |
| CN114608487B (en) * | 2022-04-12 | 2024-05-31 | 中国重型机械研究院股份公司 | Bar straightness measuring system and measuring method |
| CN114608447A (en) * | 2022-05-16 | 2022-06-10 | 深圳桥通物联科技有限公司 | High-efficient type elevator guide rail installation accuracy calibration equipment |
| CN114608447B (en) * | 2022-05-16 | 2022-07-12 | 深圳桥通物联科技有限公司 | High-efficient type elevator guide rail installation accuracy calibration equipment |
| CN118640830A (en) * | 2024-05-30 | 2024-09-13 | 阿尔伯特(苏州)科技有限责任公司 | A linear guide detection device |
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Application publication date: 20190111 |