CN112555388B - Apparatus for determining optimal gear center distance and method thereof - Google Patents

Apparatus for determining optimal gear center distance and method thereof Download PDF

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Publication number
CN112555388B
CN112555388B CN202011397142.8A CN202011397142A CN112555388B CN 112555388 B CN112555388 B CN 112555388B CN 202011397142 A CN202011397142 A CN 202011397142A CN 112555388 B CN112555388 B CN 112555388B
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China
Prior art keywords
pin hole
mounting plate
gear
center distance
reference line
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CN202011397142.8A
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CN112555388A (en
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丁伟
叶健威
杨医华
周文
李子龙
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Borunte Robot Co Ltd
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Borunte Robot Co Ltd
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/028—Gearboxes; Mounting gearing therein characterised by means for reducing vibration or noise
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H2057/02021—Gearboxes; Mounting gearing therein with means for adjusting alignment
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H2057/02034—Gearboxes combined or connected with electric machines

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Gear Transmission (AREA)

Abstract

The invention relates to a device and a method for determining an optimal gear center distance. The device includes: the first mounting plate is used for mounting a first gear and is provided with a first pin hole and a second pin hole; the second mounting plate is used for mounting a second gear, is provided with a third pin hole corresponding to the first pin hole and a fourth pin hole corresponding to the second pin hole, and is mounted on the first mounting plate through the matching of the first pin hole and the third pin hole or the matching of the third pin hole and the fourth pin hole; when the first mounting plate is connected with the second mounting plate through the matching of the first pin hole and the third pin hole, the center distance between the first gear and the second gear is a first center distance; when the first mounting plate and the second mounting plate are connected through the matching of the third pin hole and the fourth pin hole, the center distance between the first gear and the second gear is a second center distance; the first center distance is not equal to the second center distance. The method adopts the device to adjust the center distance of a pair of gears.

Description

Apparatus for determining optimal gear center distance and method thereof
Technical Field
The present invention relates to an apparatus for determining an optimal gear center distance and a method for determining an optimal gear center distance.
Background
In the gear assembling process, if the center distance between the gears is insufficient or overlarge, the problems of overlarge working noise of the gears, damage of the accelerating gears and the like are easily caused. To this end, the applicant provides a method for determining an optimal gear center distance.
Disclosure of Invention
Based on this, the object of the invention is to provide a device for determining an optimal gear center distance and a method for determining an optimal gear center distance.
An apparatus for determining an optimal gear center distance, the apparatus for determining an optimal gear center distance comprising:
the first mounting plate is used for mounting a first gear and is provided with a first pin hole and a second pin hole;
the second mounting plate is used for mounting a second gear, and is provided with a third pin hole corresponding to the first pin hole and a fourth pin hole corresponding to the second pin hole, and the second mounting plate is mounted on the first mounting plate through the matching of the first pin hole and the third pin hole or the matching of the third pin hole and the fourth pin hole;
when the first mounting plate and the second mounting plate are connected through the matching of the first pin hole and the third pin hole, the center distance between the first gear and the second gear is a first center distance;
when the first mounting plate and the second mounting plate are connected through the matching of the third pin hole and the fourth pin hole, the center distance between the first gear and the second gear is a second center distance;
the first center distance is not equal to the second center distance.
Furthermore, the first mounting plate is also provided with a fifth pin hole; the second mounting plate is further provided with a sixth pin hole corresponding to the fifth pin hole, the second mounting plate is mounted on the first mounting plate through the cooperation of the fifth pin hole and the sixth pin hole, the third pin hole and the fourth pin hole are located on one side of a datum line, and the sixth pin hole is located on the other side of the datum line; when the first mounting plate and the second mounting plate are connected through the matching of the fifth pin hole and the sixth pin hole, the center distance between the first gear and the second gear is a third center distance; the first center distance, the second center distance and the third center distance are different from each other.
Furthermore, a straight line in which the center of the third pin hole and the center of the fourth pin hole are located intersects the reference line.
Further, an upper deviation of the shortest distance from the third pin hole to the reference line is equal to a lower deviation of the shortest distance from the fourth pin hole to the reference line.
Further, a tolerance of a shortest distance from the third pin hole to the reference line is equal to a tolerance of a shortest distance from the fourth pin hole to the reference line.
Further, the shortest distance from the fourth pin hole to the reference line is twice as long as the shortest distance from the third pin hole to the reference line.
Further, the third pin hole and the sixth pin hole are symmetrical with respect to the reference line.
Further, the upper and lower deviations of the shortest distance from the third pin hole to the reference line are equal to the upper and lower deviations of the shortest distance from the sixth pin hole to the reference line, respectively.
Further, the shortest distance from the third pin hole to the reference line is equal to the shortest distance from the sixth pin hole to the reference line; the upper deviation and the lower deviation of the first pin hole, the second pin hole and the fifth pin hole are equal.
A method for determining an optimal gear center distance, which employs the above-described apparatus for determining an optimal gear center distance, comprising the steps of:
rotatably mounting the first gear on the first mounting plate and rotatably mounting the second gear on the second mounting plate;
trying one of the matching mode of the first pin hole and the third pin hole, the matching mode of the second pin hole and the fourth pin hole and the matching mode of the fifth pin hole and the sixth pin hole to install the second installation plate on the first installation plate;
if the center distance between the first gear and the second gear is insufficient or too large, other matching modes in the matching of the first pin hole and the third pin hole, the matching of the second pin hole and the fourth pin hole and the matching of the fifth pin hole and the sixth pin hole are tried.
Compared with the prior art, the device and the method provided by the invention have the advantages that the center distance of the pair of gears is changed through different tolerances of the pin holes, so that the most suitable center distance is found, the problems of overlarge gear noise, accelerated damage and the like caused by insufficient or overlarge center distance between the gears are avoided, the service life of the gears is prolonged, and the maintenance cost is reduced.
For a better understanding and practice, the invention is described in detail below with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic diagram of a first perspective of an apparatus for determining an optimal gear center-to-center distance according to an embodiment;
FIG. 2 is a schematic diagram of a second perspective of the apparatus for determining an optimal gear center-to-center distance according to the embodiment;
FIG. 3 is a schematic structural diagram of a first mounting plate according to an embodiment;
FIG. 4 is a schematic structural diagram of a second mounting plate according to an embodiment;
reference numerals:
10. a first mounting plate; 11. a first pin hole; 12. a second pin hole; 13. a fifth pin hole; 20. a second mounting plate; 21. a third pin hole; 22. a fourth pin hole; 23. a sixth pin hole; 30. a motor; 40. a speed reducer; 50. a first gear; 60. a second gear.
Detailed Description
An apparatus for determining an optimal gear center distance, see fig. 1 and 2, includes a first mounting plate 10, a second mounting plate 20, a motor 30, a reducer 40, a first gear 50, and a second gear 60. Wherein, the first mounting plate 10 and the second mounting plate 20 are detachably connected by bolts. The motor 30 is mounted on the first mounting plate 10 by bolts. The speed reducer 40 is mounted on the second mounting plate 20 by bolts. The first gear 50 is mounted on the output shaft of the motor 30 by a key. The second gear 60 is mounted on the input shaft of the speed reducer 40 by a key, and the second gear 60 meshes with the first gear 50.
Referring to fig. 3, the first mounting plate 10 is provided with a first pin hole 11, a second pin hole 12, and a fifth pin hole 13. The first pin hole 11, the second pin hole 12, and the fifth pin hole 13 have the same vertical deviation.
Referring to fig. 4, the second mounting plate 20 is provided with a third pin hole 21, a fourth pin hole 22, and a sixth pin hole 23. The third pin hole 21 corresponds to the first pin hole 11. The fourth pin hole 22 corresponds to the second pin hole 12. The sixth pin hole 23 corresponds to the fifth pin hole 13. The second mounting plate 20 is mounted on the first mounting plate 10 by the engagement of the first pin hole 11 with the third pin hole 21, or by the engagement of the third pin hole 21 with the fourth pin hole 22, or by the engagement of the fifth pin hole 13 with the sixth pin hole 23. When the first mounting plate 10 and the second mounting plate 20 are connected through the matching of the first pin hole 11 and the third pin hole 21, the center distance between the first gear 50 and the second gear 60 is a first center distance; when the first mounting plate 10 and the second mounting plate 20 are connected through the cooperation of the third pin hole 21 and the fourth pin hole 22, the center distance between the first gear 50 and the second gear 60 is a second center distance; when the first mounting plate 10 and the second mounting plate 20 are connected through the cooperation of the fifth pin hole 13 and the sixth pin hole 23, the center distance between the first gear 50 and the second gear 60 is a third center distance; the first center distance, the second center distance and the third center distance are different from each other.
Specifically, the third pin hole 21 and the fourth pin hole 22 are located on one side of a reference line, and the sixth pin hole 23 is located on the other side of the reference line. A straight line having the center of the third pin hole 21 and the center of the fourth pin hole 22 coincident therewith intersects the reference line. The upper deviation of the shortest distance from the third pin hole 21 to the reference line is equal to the lower deviation of the shortest distance from the fourth pin hole 22 to the reference line. The tolerance of the shortest distance from the third pin hole 21 to the reference line is equal to the tolerance of the shortest distance from the fourth pin hole 22 to the reference line. The shortest distance from the fourth pin hole 22 to the reference line is twice as long as the shortest distance from the third pin hole 21 to the reference line.
Specifically, the third pin hole 21 and the sixth pin hole 23 are symmetrical with respect to the reference line. The upper and lower deviations of the shortest distance from the third pin hole 21 to the reference line are equal to the upper and lower deviations of the shortest distance from the sixth pin hole 23 to the reference line, respectively. The shortest distance from the third pin hole 21 to the reference line is equal to the shortest distance from the sixth pin hole 23 to the reference line.
A method for determining an optimal gear center distance using the above-described apparatus for determining an optimal gear center distance, comprising the steps of:
s1, rotatably mounting the first gear 50 on the first mounting plate 10 and rotatably mounting the second gear 60 on the second mounting plate 20;
specifically, the speed reducer 40 is mounted on the first mounting plate 10, and then the first gear 50 is mounted on the input shaft of the speed reducer 40; the motor 30 is arranged on the second mounting plate 20, and the second gear 60 is arranged on the output shaft of the motor 30;
s2, trying one matching mode of the matching of the first pin hole 11 and the third pin hole 21, the matching of the second pin hole 12 and the fourth pin hole 22 and the matching of the fifth pin hole 13 and the sixth pin hole 23 to install the second installation plate 20 on the first installation plate 10; if the center distance between the first gear 50 and the second gear 60 is insufficient or too large, trying the rest matching modes in the matching of the first pin hole 11 and the third pin hole 21, the matching of the second pin hole 12 and the fourth pin hole 22, and the matching of the fifth pin hole 13 and the sixth pin hole 23;
specifically, the matching between the first pin hole 11 and the third pin hole 21 is tried, and after the second mounting plate 20 is mounted on the first mounting plate 10, whether the center distance between the first gear 50 and the second gear 60 is an optimal value is judged; if the center distance between the first gear 50 and the second gear 60 is insufficient or too large, the matching of the second pin hole 12 and the fourth pin hole 22 and the matching of the fifth pin hole 13 and the sixth pin hole 23 are tried until the center distance between the first gear 50 and the second gear 60 is the optimal value.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.

Claims (9)

1. An apparatus for determining an optimal gear center distance, the apparatus comprising:
the gear fixing device comprises a first mounting plate (10), wherein the first mounting plate (10) is used for mounting a first gear (50), and the first mounting plate (10) is provided with a first pin hole (11) and a second pin hole (12);
the second mounting plate (20), the second mounting plate (20) is used for mounting a second gear (60), the second mounting plate (20) is provided with a third pin hole (21) corresponding to the first pin hole (11) and a fourth pin hole (22) corresponding to the second pin hole (12), and the second mounting plate (20) is mounted on the first mounting plate (10) through the matching of the first pin hole (11) and the third pin hole (21) or the matching of the third pin hole (21) and the fourth pin hole (22);
when the first mounting plate (10) is connected with the second mounting plate (20) through the matching of the first pin hole (11) and the third pin hole (21), the center distance between the first gear (50) and the second gear (60) is a first center distance;
when the first mounting plate (10) is connected with the second mounting plate (20) through the matching of the third pin hole (21) and the fourth pin hole (22), the center distance between the first gear (50) and the second gear (60) is a second center distance;
the first center distance is not equal to the second center distance;
the first mounting plate (10) is also provided with a fifth pin hole (13);
the second mounting plate (20) is further provided with a sixth pin hole (23) corresponding to the fifth pin hole (13), the second mounting plate (20) is mounted on the first mounting plate (10) through the cooperation of the fifth pin hole (13) and the sixth pin hole (23), the third pin hole (21) and the fourth pin hole (22) are located on one side of a datum line, and the sixth pin hole (23) is located on the other side of the datum line;
when the first mounting plate (10) is connected with the second mounting plate (20) through the matching of the fifth pin hole (13) and the sixth pin hole (23), the center distance between the first gear (50) and the second gear (60) is a third center distance;
the first center distance, the second center distance and the third center distance are different from each other.
2. The apparatus for determining an optimal gear center distance according to claim 1, wherein:
and a straight line in which the center of the third pin hole (21) and the center of the fourth pin hole (22) are located intersects the reference line.
3. The apparatus for determining an optimal gear center distance according to claim 2, wherein:
the upper deviation of the shortest distance from the third pin hole (21) to the reference line is equal to the lower deviation of the shortest distance from the fourth pin hole (22) to the reference line.
4. The apparatus for determining an optimal gear center distance according to claim 3, wherein:
the tolerance of the shortest distance from the third pin hole (21) to the reference line is equal to the tolerance of the shortest distance from the fourth pin hole (22) to the reference line.
5. The apparatus for determining an optimal gear center distance according to claim 3, wherein:
the shortest distance from the fourth pin hole (22) to the reference line is twice as long as the shortest distance from the third pin hole (21) to the reference line.
6. The apparatus for determining an optimal gear center distance according to claim 1, wherein:
the third pin hole (21) and the sixth pin hole (23) are symmetrical with respect to the reference line.
7. The apparatus for determining an optimal gear center distance according to claim 6, wherein:
the upper and lower deviations of the shortest distance from the third pin hole (21) to the reference line are equal to the upper and lower deviations of the shortest distance from the sixth pin hole (23) to the reference line, respectively.
8. The apparatus for determining an optimal gear center distance according to claim 6, wherein:
the shortest distance from the third pin hole (21) to the reference line is equal to the shortest distance from the sixth pin hole (23) to the reference line;
the upper deviation and the lower deviation of the first pin hole (11), the second pin hole (12) and the fifth pin hole (13) are equal.
9. A method for determining an optimal gear center distance, which employs the apparatus for determining an optimal gear center distance according to any one of claims 2 to 8, comprising the steps of:
rotatably mounting the first gear (50) on the first mounting plate (10) and rotatably mounting the second gear (60) on the second mounting plate (20);
trying one of the fit of the first pin hole (11) and the third pin hole (21), the fit of the second pin hole (12) and the fourth pin hole (22), and the fit of the fifth pin hole (13) and the sixth pin hole (23) to mount the second mounting plate (20) on the first mounting plate (10);
if the center distance between the first gear (50) and the second gear (60) is insufficient or too large, other matching modes in the matching of the first pin hole (11) and the third pin hole (21), the matching of the second pin hole (12) and the fourth pin hole (22) and the matching of the fifth pin hole (13) and the sixth pin hole (23) are tried.
CN202011397142.8A 2020-12-03 2020-12-03 Apparatus for determining optimal gear center distance and method thereof Active CN112555388B (en)

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CN112555388B true CN112555388B (en) 2021-11-26

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3035663A1 (en) * 1980-09-20 1982-05-13 Robert Bosch Gmbh, 7000 Stuttgart GEAR MACHINE (PUMP OR MOTOR)
JP3981339B2 (en) * 2003-04-04 2007-09-26 日立建機株式会社 Construction machinery swivel mechanism
EP1747968B1 (en) * 2004-02-20 2011-06-22 JTEKT Corporation Method of manufacturing electric power steering device
CN101550990B (en) * 2009-05-15 2011-01-05 宁波东力机械制造有限公司 An eccentric planet axis mechanism with tunable centre-to-centre distance and its regulation means
US10502306B1 (en) * 2016-04-25 2019-12-10 Accel Performance Group Llc Bellhousing alignment device and method

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