CN110530230B - On-line assembling method for bicycle front speed variator and its used detection measuring tool - Google Patents
On-line assembling method for bicycle front speed variator and its used detection measuring tool Download PDFInfo
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- CN110530230B CN110530230B CN201910887275.4A CN201910887275A CN110530230B CN 110530230 B CN110530230 B CN 110530230B CN 201910887275 A CN201910887275 A CN 201910887275A CN 110530230 B CN110530230 B CN 110530230B
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- bicycle
- speed changer
- main shaft
- outer baffle
- front speed
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- 238000001514 detection method Methods 0.000 title claims abstract description 51
- 238000000034 method Methods 0.000 title claims abstract description 18
- 230000005540 biological transmission Effects 0.000 claims description 19
- 238000012360 testing method Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 4
- 238000007689 inspection Methods 0.000 description 4
- 238000010030 laminating Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
Classifications
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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
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/0025—Measuring of vehicle parts
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/24—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses an online assembling method of a bicycle front speed changer and a detection measuring tool used by the same, wherein the assembling method comprises the following specific steps: the invention is beneficial to ensuring the assembly precision of the front speed changer, improving the assembly efficiency of the front speed changer and avoiding line stop of a production line.
Description
Technical Field
The invention relates to a bicycle assembling method, in particular to an on-line assembling method of a bicycle front derailleur and a detection measuring tool used by the same.
Background
When the bicycle type of front derailleur is assembled to bicycle enterprise, need assemble front derailleur on the frame, the equipment precision requirement is:
1. the height of the outer baffle plate of the front speed changer is 1-3MM away from the maximum tooth tip of the fluted disc;
2. The front transmission outer baffle is parallel to the fluted disc, and the outer inclination is less than 1 MM.
Currently, the actual operation suffers from the following problems:
1. when the front speed changer is assembled, the main shaft is not assembled, and the assembly precision of the front speed changer cannot be confirmed;
2. After the main shaft and the fluted disc are assembled, the assembly precision can be confirmed only by visual inspection, and the data can not be measured.
The above problems can lead to low speed changing accuracy of the speed changer in the actual riding process of the bicycle, and even interference phenomenon occurs.
Disclosure of Invention
In order to make up for the defects, the invention provides an online assembling method of a bicycle front speed changer and a detection measuring tool used by the online assembling method, and the bicycle front speed changer is assembled online by adopting the detection measuring tool, so that the assembling speed of the bicycle front speed changer is improved greatly, and the production line stop is avoided.
The technical scheme adopted by the invention for solving the technical problems is as follows: an on-line assembling method of a bicycle front speed changer comprises the following specific steps:
Step one: locking the front speed changer on the bicycle frame, so that the outer baffle of the front speed changer is just opposite to and attached to the two highest teeth of the largest disc of the bicycle dental disc as far as possible;
Step two: inserting a positioning main shaft of the detection measuring tool into the five through holes of the bicycle;
step three: pushing a guide rod of the detection measuring tool to enable a detection patch of the detection measuring tool to be attached to an outer baffle plate of the front transmission, and keeping the detection patch tightly attached to one side of the outer baffle plate of the front transmission;
Step four: sequentially inserting thickness gauges from thin to thick into gaps between the detection patches and the other side of the outer baffle plate of the front transmission, and judging the size of the gaps according to the thickness of the inserted thickness gauges;
Step five, adjusting the mounting angle of the front transmission of the bicycle to control the gap between the detection patch and the other side of the outer baffle of the front transmission within a required range;
step six: inserting a thickness gauge from thin to thick between an outer baffle plate of the front speed changer and two highest teeth of a largest disc of a bicycle dental disc, and judging the mounting height of the outer baffle plate of the front speed changer according to the thickness of the inserted thickness gauge;
Step seven: adjusting the mounting height of the front speed changer of the bicycle to ensure that the gap between the outer baffle plate of the front speed changer and the two highest teeth of the largest disc of the bicycle dental disc is in a specified range;
step eight: after the correction of the height of the front speed changer of the bicycle and the included angle between the front speed changer and the fluted disc tooth plate is completed, the front speed changer is installed after screwing.
As a further improvement of the invention, the two highest tooth side walls of the largest disc of the bicycle dental disc are stuck with the colorful tooth-shaped patches, the side walls of the outer baffle plate of the bicycle front speed changer are correspondingly stuck with the colorful alignment patches, and the colorful alignment patches are aligned with the colorful tooth-shaped patches when the bicycle front speed changer is installed.
The utility model provides a detect measuring tool that uses in the online equipment method of bicycle front derailleur, includes support body, location main shaft and detection paster, location main shaft fixed mounting is on support body one end, and the detection paster is installed on support body other end, and the location main shaft can be closely inserted and locate the interior location of bicycle five through-holes, and the detection paster can be laminated with the outer baffle surface of bicycle front derailleur.
As a further improvement of the invention, a thickness gauge is provided which can be interposed between the test patch and the front derailleur outer baffle surface.
As a further improvement of the invention, the support body is provided with a guide hole with the axial direction parallel to the direction of the positioning main shaft, the detection patch is fixedly provided with a guide rod, and the guide rod can be slidably arranged in the guide hole of the support body.
As a further improvement of the invention, the guide hole on the bracket body is a non-circular hole, and the guide rod is a non-circular rod matched with the shape of the guide hole.
As a further improvement of the invention, the bracket body comprises a first positioning plane, a second positioning plane and an inclined connecting rod, wherein the first positioning plane and the second positioning plane are arranged in parallel, two ends of the inclined connecting rod are fixedly connected with the first positioning plane and the second positioning plane respectively to form a similar inverted Z-shaped structure, the positioning main shaft is arranged on the first positioning plane, the guide hole is positioned on the second positioning plane, and the distance between the first positioning plane and the frame is smaller than that between the second positioning plane and the frame.
As a further improvement of the invention, the detection patch is a fan-shaped plane structure matched with the appearance of an outer baffle plate of the bicycle front speed change.
As a further improvement of the invention, the positioning main shaft is a square shaft matched with the five through holes of the bicycle.
As a further improvement of the invention, one end of the bracket body is provided with a non-circular main shaft jack, one end of the positioning main shaft is provided with a bolt matched with the appearance of the main shaft jack, the outer side of the root of the bolt is provided with a radially outward expanding step surface, the bolt can be tightly inserted into the main shaft jack of the bracket body in a circumferential direction stopping manner, and the step surface on the positioning main shaft is stopped on the outer side surface of the bracket body.
The beneficial technical effects of the invention are as follows: according to the invention, the detection measuring tool is adopted, the bicycle five-way shaft is simulated to be inserted into the bicycle five-way hole for positioning through the positioning main shaft, the detection patch can simulate the fluted disc, the detection patch is attached to the outer baffle plate of the front speed changer, the included angle between the outer baffle plate of the front speed changer and the fluted disc can be judged by detecting the included angle between the detection patch and the outer baffle plate of the speed changer, the assembly precision of the front speed changer can be checked and measured on the premise of not assembling the main shaft, and meanwhile, the assembly precision measurement of the front speed changer can be visually improved into data, so that the assembly precision of the front speed changer is guaranteed, the assembly efficiency of the front speed changer is improved, and the line stop of a production line is avoided.
Drawings
FIG. 1 is a front view of the principle of the structure of the detection gauge of the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
fig. 3 is a front view of the principle of the positioning spindle structure:
Fig. 4 is a front view of the stent body of the present invention;
FIG. 5 is a right side view of the stent body of the present invention;
FIG. 6 is a front view of a prior inspection state using an inspection tool according to the present invention;
FIG. 7 is a left side view of the present invention in a prior inspection state using the inspection gauge.
Detailed Description
Examples: an on-line assembling method of a bicycle front speed changer comprises the following specific steps:
Step one: locking the front derailleur on the bicycle frame 12 so that the outer baffle 13 of the front derailleur is just opposite to and attached to the two highest teeth of the largest disc of the bicycle toothed disc as much as possible;
step two: inserting the positioning main shaft 2 of the detection measuring tool into the five through holes of the bicycle;
step three: pushing the guide rod 5 of the detection measuring tool to enable the detection patch 3 of the detection measuring tool to be attached to the outer baffle 13 of the front transmission, and keeping the detection patch 3 tightly attached to one side of the outer baffle 13 of the front transmission;
Step four: inserting thickness gauges into gaps between the detection patches 3 and the other side of the outer baffle 13 of the front transmission in sequence from thin to thick, and judging the size of the gaps according to the thickness of the inserted thickness gauges;
Step five, adjusting the mounting angle of the front transmission of the bicycle to control the gap between the detection patch 3 and the other side of the outer baffle 13 of the front transmission within a required range, and ensuring that the outer baffle 13 is parallel to the fluted disc tooth plate;
Step six: inserting a thickness gauge from thin to thick between an outer baffle 13 of the front speed changer and two highest teeth of a largest disc of a bicycle dental disc, and judging the mounting height of the outer baffle 13 of the front speed changer according to the thickness of the inserted thickness gauge;
Step seven: the mounting height of the front speed changer of the bicycle is adjusted, so that the gap between the outer baffle plate 13 of the front speed changer and the two highest teeth of the largest disc of the bicycle dental disc is in a specified range, and the outer baffle plate 13 of the front speed changer cannot be too high or too low, otherwise, the speed change sensitivity and accuracy are affected;
step eight: after the correction of the height of the front speed changer of the bicycle and the included angle between the front speed changer and the fluted disc tooth plate is completed, the front speed changer is installed after screwing.
The side walls of the two highest teeth of the largest disc of the bicycle tooth disc are respectively provided with a color tooth-shaped patch, and the side walls of the outer baffle 13 of the bicycle front speed changer are correspondingly provided with color alignment patches, so that the color alignment patches and the color tooth-shaped patches are kept aligned when the bicycle front speed changer is installed. The color alignment patch and the color tooth-shaped patch are aligned to play a role in positioning, and the effect of rapid alignment is realized.
The utility model provides a measuring tool that detects that uses in the online equipment method of bicycle front derailleur, includes support body 1, location main shaft 2 and detects paster 3, location main shaft 2 fixed mounting is on support body 1 one end, detects paster 3 and installs on support body 1 other end, and location main shaft 2 can closely insert and locate the interior location of bicycle five through-holes, detects paster 3 and the laminating of the outer baffle 13 surface of bicycle front derailleur.
Through the five through-hole location measuring tool of bicycle, through detecting paster 3 and the outer baffle 13 surface laminating of bicycle front derailleur, look over the contained angle size between bicycle front derailleur outer baffle 13 and the bicycle pressure disk piece, be convenient for adjust bicycle front derailleur for the outer baffle 13 equipment back of bicycle front derailleur is on a parallel with bicycle pressure disk piece, guarantees bicycle speed change accuracy.
A thickness gauge is also provided, which can be inserted between the detection patch 3 and the surface of the front derailleur outer baffle 13 of the bicycle. The inclination angle of the outer baffle 13 of the bicycle front speed changer is detected by inserting a thickness gauge into a gap, so that the detection is convenient and quick, and the inclination angle of the bicycle front speed changer can be quickly adjusted to be within a specified range.
The support body 1 is provided with a guide hole 4 which is axially parallel to the direction of the positioning main shaft 2, the detection patch 3 is fixedly provided with a guide rod 5, and the guide rod 5 can be slidably arranged in the guide hole 4 of the support body 1. The detection patch 3 moves back and forth through the sliding of the guide rod 5, so that the detection patch is attached to the surface of the outer baffle 13 of the bicycle transmission, the detection patch 3 is tightly attached to the surface of the outer baffle 13 of the bicycle transmission, the detection precision is improved, and meanwhile collision with the bicycle transmission during detection is avoided.
The guide hole 4 on the bracket body 1 is a non-circular hole, and the guide rod 5 is a non-circular rod matched with the shape of the guide hole 4. The non-circular cooperation plays the effect of stopping changeing, avoids detecting paster 3 to take place to rotate at the testing process, collides the derailleur part.
The support body 1 includes first locating plane 6, second locating plane 7 and slope connecting rod 8, first locating plane 6 and second locating plane 7 parallel arrangement, slope connecting rod 8 both ends link firmly with first locating plane 6 and second locating plane 7 respectively and form similar reverse Z shape structure, and location main shaft 2 installs on first locating plane 6, and guiding hole 4 is located second locating plane 7, and first locating plane 6 is less than second locating plane 7 and frame 12 distance with frame 12 distance. Avoiding of the bracket body 1 and the frame 12 and the front speed changer on the bracket body is realized, and interference is avoided.
The detecting patch 3 is a fan-shaped plane structure matched with the external shape of the external baffle 13 of the bicycle for speed change. The effect of avoiding is achieved, and interference is avoided.
The positioning main shaft 2 is a square shaft matched with the five through holes of the bicycle.
The novel positioning main shaft comprises a support body 1, and is characterized in that one end of the support body 1 is provided with a non-circular main shaft jack 9, one end of the positioning main shaft 2 is provided with a bolt 10 matched with the appearance of the main shaft jack 9, the outer side of the root of the bolt 10 is provided with a radially outwards-expanded step surface 11, the bolt 10 can be tightly inserted into the main shaft jack 9 of the support body 1 just in a circumferential stopping manner, and the step surface 11 on the positioning main shaft 2 is stopped on the outer side surface of the support body 1.
Claims (9)
1. An on-line assembling method of a bicycle front speed changer is characterized by comprising the following steps: the method comprises the following specific steps:
Step one: locking the front speed changer on the bicycle frame (12) so that the outer baffle (13) of the front speed changer is just opposite to and attached to the two highest teeth of the largest disc of the bicycle dental disc as much as possible;
Step two: inserting a positioning main shaft of the detection measuring tool into the five through holes of the bicycle;
step three: pushing a guide rod of the detection measuring tool to enable a detection patch of the detection measuring tool to be attached to an outer baffle plate of the front transmission, and keeping the detection patch tightly attached to one side of the outer baffle plate of the front transmission;
Step four: sequentially inserting thickness gauges from thin to thick into gaps between the detection patches and the other side of the outer baffle plate of the front transmission, and judging the size of the gaps according to the thickness of the inserted thickness gauges;
Step five, adjusting the mounting angle of the front transmission of the bicycle to control the gap between the detection patch and the other side of the outer baffle of the front transmission within a required range;
step six: inserting a thickness gauge from thin to thick between an outer baffle plate of the front speed changer and two highest teeth of a largest disc of a bicycle dental disc, and judging the mounting height of the outer baffle plate of the front speed changer according to the thickness of the inserted thickness gauge;
Step seven: adjusting the mounting height of the front speed changer of the bicycle to ensure that the gap between the outer baffle plate of the front speed changer and the two highest teeth of the largest disc of the bicycle dental disc is in a specified range;
Step eight: the positioning main shaft is used for simulating the five-way shaft of the bicycle to be inserted into the five-way hole of the bicycle for positioning, the detection patch can simulate the fluted disc, and after the height of the front speed changer of the bicycle and the included angle between the detection patch and the fluted disc are calibrated, the screw is screwed to complete the installation of the front speed changer.
2. The on-line assembling method for a bicycle front derailleur according to claim 1, characterized in that: the side walls of the two highest teeth of the largest disc of the bicycle tooth disc are respectively provided with a color tooth-shaped patch, and the side walls of the outer baffle plate of the bicycle front speed changer are correspondingly provided with color alignment patches, so that the color alignment patches and the color tooth-shaped patches are kept aligned when the bicycle front speed changer is installed.
3. A test gauge for use in the on-line bicycle front derailleur assembly method as set forth in claim 1, characterized in that: including support body (1), location main shaft (2) and detection paster (3), location main shaft fixed mounting is on support body one end, detects the paster and installs on support body other end, and location main shaft can closely insert and locate the interior location of bicycle five through-holes, detects the paster and can laminate with the outer baffle surface of bicycle front derailleur, still is equipped with thickness gauge, thickness gauge can insert and locate between detection paster and the outer baffle surface of bicycle front derailleur.
4. The gauge according to claim 3, wherein: the support body is provided with a guide hole (4) axially parallel to the direction of the positioning main shaft, the detection patch is fixedly provided with a guide rod (5), and the guide rod can be slidably arranged in the guide hole of the support body.
5. The gauge according to claim 4, wherein: the guide hole on the support body is a non-circular hole, and the guide rod is a non-circular rod matched with the shape of the guide hole.
6. The gauge according to claim 4, wherein: the support body includes first locating plane (6), second locating plane (7) and slope connecting rod (8), first locating plane and second locating plane parallel arrangement, slope connecting rod both ends link firmly with first locating plane and second locating plane respectively and form similar reverse Z shape structure, and the location main shaft is installed on first locating plane, and the guiding hole is located on the second locating plane, and first locating plane is less than second locating plane and frame distance with the frame distance.
7. The gauge according to claim 3, wherein: the detection patch is of a fan-shaped plane structure matched with the appearance of an external baffle plate of the bicycle front speed change.
8. The gauge according to claim 3, wherein: the positioning main shaft is a square shaft matched with the five through holes of the bicycle.
9. The gauge according to claim 3, wherein: the support body one end is equipped with non-circular main shaft jack (9), and positioning main shaft one end is equipped with bolt (10) with main shaft jack appearance matching, and the bolt root outside is equipped with radial step face (11) that expands outward, the bolt just can the inseparable inserting of circumferencial direction locking locate the main shaft jack of support body in, and positioning main shaft is epaxial step face backstop in support body outside surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910887275.4A CN110530230B (en) | 2019-09-19 | 2019-09-19 | On-line assembling method for bicycle front speed variator and its used detection measuring tool |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910887275.4A CN110530230B (en) | 2019-09-19 | 2019-09-19 | On-line assembling method for bicycle front speed variator and its used detection measuring tool |
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| CN110530230A CN110530230A (en) | 2019-12-03 |
| CN110530230B true CN110530230B (en) | 2024-06-21 |
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| CN111409033B (en) * | 2020-04-23 | 2024-09-06 | 捷安特(中国)有限公司 | Brake regulator for bicycle front clamping device |
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| CN210570320U (en) * | 2019-09-19 | 2020-05-19 | 捷安特(中国)有限公司 | On-line assembling and detecting measuring tool for front speed changer of bicycle |
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| CN210570320U (en) * | 2019-09-19 | 2020-05-19 | 捷安特(中国)有限公司 | On-line assembling and detecting measuring tool for front speed changer of bicycle |
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