CN105626821A - Combined automobile gear easy to assemble and disassemble - Google Patents
Combined automobile gear easy to assemble and disassemble Download PDFInfo
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- CN105626821A CN105626821A CN201410620041.0A CN201410620041A CN105626821A CN 105626821 A CN105626821 A CN 105626821A CN 201410620041 A CN201410620041 A CN 201410620041A CN 105626821 A CN105626821 A CN 105626821A
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Abstract
The invention discloses a combined automobile gear easy to assemble and disassemble. The combined automobile gear easy to assemble and disassemble comprises an outer gear and an inner gear, wherein the inner gear is coaxially inserted in the outer gear; the outer gear comprises an outer gear body, an outer gear center hole and an accommodating groove; the outer gear body is provided with outer gear teeth and outer tooth grooves; the outer gear center hole and the accommodating groove are concentrically positioned in the outer gear body; engaging gear teeth are formed on the groove wall of the accommodating groove and engaging tooth grooves are also formed in the groove wall of the accommodating groove; the inner gear is movably mounted in the accommodating groove; and the inner gear teeth and the inner tooth grooves of the inner gear are matched with the engaging gear teeth and the engaging tooth grooves of the accommodating groove so as to drive the outer gear to rotate. Compared with the prior art, the combined automobile gear easy to assemble and disassemble has the features that the inner gear is movably mounted in the outer gear and is positioned by a positioning piece, the combined automobile gear is simple in structure and easy to disassemble and assemble, the problem that the automobile gear is inconvenient to repair is solved, part of elements in the automobile gear can be changed at any time, particularly, when the outer gear is changed, the gear is not required to be positioned again, repair time and repair cost are saved, and therefore, the application prospect is quite broad.
Description
Technical field
The present invention relates to a kind of gear, specifically, relate to a kind of combination dismounting automobile gear.
Background technology
Gear is dependent on the colyliform machine components of the engagement transmission moment of torsion of tooth. Gear is by realizing changing rotating speed and moment of torsion, the change direction of motion and changing the functions such as forms of motion with other dentation machine components (such as another gear, tooth bar, worm screw). Due to the advantages such as transmission efficiency is high, gear ratio is accurate, power bracket is big, gear mechanism extensive use in industrial products, its design and manufacture level can directly influence the quality of industrial products.
Gear is main basic transmission element in automobile industry, and the quality of gear directly affects the noise of automobile, stationarity and service life. Automotive transmission is as the critical piece in car transmissions, for changing torque and the rotating speed of electromotor, with adapt to automobile in starting, accelerate, travel and overcome under the different conditions such as different kinds of roads obstacle the different requirements driving net tractive force of wheel and speed. Automotive transmission relies primarily on the gear ratio of gear to change speed, in gear mechanism, the interaction of every pair of mesh tooth face and relative motion complete when motion and the transmission of power between working gear face, therefore gear is easy to produce abrasion, particularly under high capacity and high speed.
And the gear in existing middle technology is usually integrally machined formation, gear itself is non-dismountable, when gear breaks down problem, it is necessary to all changed by this whole fault gear, then the gear changed is reorientated on axle again. But the fault that gear occurs mostly is two kinds of situations, a kind of is that the gear teeth of gear exterior fracture occur, and another kind is and damaging occurs in axle contact site, possibility occurrence is less simultaneously for two kinds of situations, so all change a new gear and can cause the wasting of resources, increase maintenance cost, and there is a need to gear is reorientated in Renewal process, extend maintenance time, therefore, it is necessary to design a kind of dismountable automobile gear, it is easy to install and maintenance, reduce maintenance cost, shorten maintenance time.
Summary of the invention
For the problems referred to above that prior art exists, it is an object of the invention to provide a kind of combination dismounting automobile gear, this automobile gear adopts demountable structure to combine, do not affect the basic function of gear, save maintenance time, save maintenance cost, shorten maintenance time, be suitable at a high speed and in the automobile gearbox of high capacity.
For achieving the above object, the technical solution used in the present invention is as follows:
A kind of combination dismounting automobile gear, including: external gear and internal gear, internal gear concentric is socketed in external gear, external gear includes external tooth wheel body, external gear centre bore and mounting groove, external tooth wheel body is provided with external gear teeth and outer teeth groove, external gear centre bore and mounting groove is concentricity is on external tooth wheel body, the cell wall of mounting groove is formed the engagement gear teeth and engagement teeth groove, internal gear is movably arranged in mounting groove, by the interior gear teeth on internal gear and internal spline and mounting groove engage the gear teeth and engaging tooth slot fit drives external gear to rotate.
Preferably, internal gear includes internal tooth wheel body and internal gear centre bore, and the interior gear teeth and internal spline are on internal tooth wheel body, the centre bore of the interior gear teeth and external gear centre bore concentric.
It is highly preferred that the diameter of external gear centre bore is more than internal gear center-hole diameter, whole combination dismounting automobile gear is arranged on an axle by the socket of internal gear centre bore.
It is highly preferred that the diameter of external gear centre bore is less than the diameter of mounting groove, and the diameter of external gear centre bore is more than the diameter of internal gear centre bore.
Preferably, internal gear farther includes at least one keyway, and keyway connects with internal gear centre bore, and whole combination dismounting automobile gear is arranged on an axle by keyway.
It is highly preferred that internal gear includes two keyways, two keyways are separately positioned on the both sides of internal gear centre bore.
Preferably, the thickness of internal gear, less than the degree of depth of mounting groove, thus the outer surface of external gear keeps concordant, does not affect the installation of whole built-up gear.
It is highly preferred that the thickness of internal gear is consistent with the degree of depth of mounting groove.
Preferably, combination dismounting automobile gear includes at least one keeper, and internal gear is positioned in mounting groove by keeper.
More preferably, each keeper includes two holes, location, a bolt and a nut, two hole, location are separately positioned on external tooth wheel body and internal tooth wheel body, when internal gear is arranged in mounting groove, the hole, location of external tooth wheel body is corresponding with the hole, location of internal tooth wheel body, bolt through hole, location on the hole, location and internal tooth wheel body of external tooth wheel body and nut screw connection by internal gear location positioning in mounting groove.
It is highly preferred that the hole, location of the hole, location of external tooth wheel body and internal tooth wheel body is counter sink, it is simple to install screw bolt and nut, keep external gear and internal gear flush.
Through above-mentioned improvement, gear can be made to be easily installed, but under different equipment and environment, generally require the gear of different-diameter and the number of teeth, add the cost of production so virtually, waste resource. It is thus desirable to a kind of variable gears meets people's demand.
Embodiment as the improvement of a kind of technique scheme, combination dismounting automobile gear can also be as base gear using internal gear, external gear is as geared sleeve, namely include: base gear, multiple geared sleeves and keeper, base gear is individually coordinated by keeper with each geared sleeve, base gear includes base gear mass and the first centre bore, base gear mass is provided with the base gear teeth and base teeth groove, each geared sleeve includes gear body, second centre bore and mounting groove, gear body is provided with external gear teeth and outer teeth groove, the cell wall of mounting groove is formed the engagement gear teeth and engagement teeth groove, base gear is arranged in mounting groove by keeper, by the base gear teeth on base gear, base teeth groove engages the gear teeth and engaging tooth slot fit with mounting groove.
Preferably, the diameter of each geared sleeve is inconsistent, and the not of uniform size of gear that such base gear is formed with the combination of each geared sleeve causes.
Preferably, external gear teeth and the not of uniform size of outer teeth groove on each geared sleeve cause, and such base gear is inconsistent with the big I of the gear that the combination of each geared sleeve is formed.
Preferably, the external gear teeth quantity of each geared sleeve is inconsistent.
Preferably, the diameter of the second centre bore of geared sleeve is not less than the first center-hole diameter of base gear, thus not affecting the installation of whole gear.
Preferably, base gear farther includes at least one keyway, keyway and the connection of the first centre bore, and whole automobile gear is arranged on an axle by keyway.
It is highly preferred that base gear includes two keyways, two keyways are separately positioned on the both sides of the first centre bore.
More preferably, each keeper includes two holes, location, a bolt and a nut, two hole, location are separately positioned on gear body and base gear mass, when base gear is arranged in mounting groove, the hole, location of gear body is corresponding with the hole, location of base gear mass, bolt through the hole, location of the hole, location of gear body and base gear mass and nut screw connection by base gear location positioning in mounting groove.
It is highly preferred that the hole, location of the hole, location of gear body and base gear mass is counter sink, it is simple to install screw bolt and nut, keep base gear and geared sleeve flush.
Compared with prior art, the present invention provides a kind of combination dismounting automobile gear, internal gear is movably arranged in external gear and adopts internal gear position, keeper location, internal gear simultaneously with in external gear engage the gear teeth and engaging tooth slot fit drives external gear to rotate, thus adopting the mode of Dual positioning, make gear not only detachable but also do not affect the basic function of gear, it is ensured that the reliability of working gear, being suitable in the automobile gearbox of high speed and high capacity; This combination dismounting automobile gear, simple in construction, easy to removal and installation, solve the problem that automobile gear repairs inconvenience, can subelement in removable parts automobile gear at any time, particularly when changing external gear, it is not necessary to gear position is reorientated, saving maintenance time and maintenance cost, therefore its application prospect is very wide.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of combination dismounting automobile gear provided by the invention;
Fig. 2 is the explosive view of combination dismounting automobile gear provided by the invention;
Fig. 3 is internal gear axonometric chart in combination dismounting automobile gear provided by the invention;
Fig. 4 A is the schematic diagram of another kind of combination dismounting automobile gear provided by the invention;
Fig. 4 B is the schematic diagram of another kind of combination dismounting automobile gear provided by the invention.
Detailed description of the invention
The present invention is made further in detail below in conjunction with embodiment and accompanying drawing, intactly illustrates.
Fig. 1 to Fig. 3, preferred implementation for combination dismounting automobile gear provided by the invention, this combination dismounting automobile gear, simple in construction, it is easy to dismounting and installation, solve the problem that automobile gear repairs inconvenience, can subelement in removable parts automobile gear at any time, particularly when changing external gear, it is not necessary to gear position is reorientated, save maintenance time, save maintenance cost. As depicted in figs. 1 and 2, this combination dismounting automobile gear includes external gear 1, internal gear 2 and at least one keeper 3, and internal gear 2 concentric is socketed in external gear 1, and keeper 3 positions the internal gear 2 position in external gear 1.
Fig. 2 is combination dismounting automobile gear explosive view provided by the invention. As shown in Figure 2, external gear 1 includes external tooth wheel body 11, external gear centre bore 12 and mounting groove 13, external tooth wheel body 11 is provided with that external gear teeth 111 and outer teeth groove 112, external gear centre bore 12 and mounting groove 13 are concentricity to be on external tooth wheel body 11, and internal gear 2 is placed in mounting groove 13. The diameter of mounting groove 13, more than the diameter of external gear centre bore 12, the cell wall of mounting groove 13 forms the engagement gear teeth 131 and engagement teeth groove 132.
Fig. 3 is internal gear axonometric chart in combination dismounting automobile gear provided by the invention. As it is shown on figure 3, the thickness of internal gear 2 is less than the degree of depth of mounting groove 13, thus the outer surface of external gear 1 keeps concordant, do not affect the installation of whole built-up gear. Internal gear 2 includes internal tooth wheel body 21 and internal gear centre bore 22, and internal tooth wheel body 21 is provided with the interior gear teeth 211 and internal spline 212, the centre bore of the interior gear teeth 2 and external gear centre bore 12 concentric. The diameter of external gear centre bore 12 is more than internal gear centre bore 22 diameter, and whole combination dismounting automobile gear is arranged on an axle by internal gear centre bore 22 socket. When internal gear 2 is movably arranged in mounting groove 13, by the interior gear teeth 211 on internal gear 2 and internal spline 212 and mounting groove 13 engage the gear teeth 131 and engagement teeth groove 132 coordinates and drives external gear 1 to rotate, and prevent internal gear 2 from rotating in the mounting groove 13 of external gear 1, make the internal-external gear can not synchronous axial system.
Internal gear 2 farther includes at least one keyway 23, and keyway 23 connects with internal gear centre bore 22, and whole combination dismounting automobile gear is mounted on an axle by keyway 23. Internal gear 2 preferably includes two keyways 23, and two keyways 23 are separately positioned on the both sides of internal gear centre bore 22, and keyway 23 connects with internal gear centre bore 22, as shown in Figure 2.
As depicted in figs. 1 and 2, combination dismounting automobile gear includes two keepers 3, and internal gear 2 is positioned in mounting groove 13 by keeper 3. Each keeper 3 includes two hole, location 31, bolt 32 and nuts 33, two hole 31, location are separately positioned on external tooth wheel body 1 and internal tooth wheel body 2, when internal gear 2 is arranged in mounting groove 13, the hole 31, location of external tooth wheel body 11 and the hole, location 31 of internal tooth wheel body 21 are corresponding, and bolt 32 coordinates the internal gear 2 location positioning in mounting groove 13 through the hole 31, location of external tooth wheel body 11 and the hole 31, location of internal tooth wheel body 21 with nut 33.
The hole 31, location of external tooth wheel body 1 and the hole, location 31 of internal tooth wheel body 2 are counter sink, it is simple to install bolt 32 and nut, and 33 keep external gear 1 and internal gear 2 flush.
The process that built-up gear is installed is: by external gear 1 horizontal, keep mounting groove 13 upward, again internal gear 2 is seated in mounting groove 13, make the interior gear teeth 211 on internal gear 2 and internal spline 212 and mounting groove 13 engage the gear teeth 131 and engagement teeth groove 132 coordinates, and the hole 31, location on external gear 1 is corresponding with the hole, location 31 on internal gear 2, finally bolt 32 is coordinated the internal gear 2 location positioning in mounting groove 13 with nut 33 through the hole 31 that positions positioning hole 31 and internal tooth wheel body 21 of external tooth wheel body 11.
Fig. 1 to Fig. 2, the preferred implementation of variable automobile gear is provided for the present invention, this variable automobile gear can form the gear of different-diameter and the number of teeth, it is suitable for different equipment and environment, and can change at any time, solve automobile gear inconvenient maintenance problem, its simple in construction, easy to removal and installation, reliable operation. As illustrated in fig. 1 and 2, variable automobile gear includes base gear 2, multiple geared sleeve 1 and keeper 3, and base gear 2 and each geared sleeve 1 individually cooperatively form the gear of different-diameter and the number of teeth by keeper 3.
Fig. 2 is the explosive view of variable automobile gear provided by the invention. As in figure 2 it is shown, base gear 2 includes base gear mass 21 and the first centre bore 22, base gear mass 21 is provided with the base gear teeth 211 and base teeth groove 212, is a base teeth groove 212 between the adjacent base gear teeth 211 of each two. Each geared sleeve 1 includes gear body the 11, second centre bore 12 and mounting groove 13, gear body 11 is provided with external gear teeth 111 and outer teeth groove 112, the cell wall of mounting groove 13 is formed the engagement gear teeth 131 and engagement teeth groove 132, base gear 2 is arranged in mounting groove 13 by keeper 3, by the base gear teeth 211 on base gear 2, the engaging the gear teeth 131 and engage teeth groove 132 and coordinate of base teeth groove 212 and mounting groove 13.
The diameter of each geared sleeve 1 can be inconsistent, and the external gear teeth 111 on each geared sleeve 1 and the not of uniform size of outer teeth groove 112 cause simultaneously, and the not of uniform size of gear that such base gear 2 is formed with the combination of each geared sleeve 1 causes, and is suitable for different equipment and environment. Additionally the quantity of the external gear teeth 111 on each geared sleeve 1 also can differ.
Base gear 2 farther includes two keyways 23, and keyway 23 connects with the first centre bore 22, and whole automobile gear is arranged on an axle by keyway 23.
Each keeper 3 includes two hole, location 31, bolt 32 and nuts 33, two hole 31, location are separately positioned on gear body 11 and base gear mass 21, when base gear 2 is arranged in mounting groove 13, the hole 31, location of gear body 11 and the hole, location 31 of base gear mass 21 are corresponding, the hole, location 31 positioning hole 31 and base gear mass 21 of bolt 32 traverse gear body 11 and spiral shell, 33 coordinate, by the base gear 2 location positioning in mounting groove 13.
The hole, location of gear body 11 and the hole, location of base gear mass 21 are counter sink, it is simple to install bolt 32 and nut 33, keep base gear 2 and geared sleeve 1 flush.
Fig. 4 A is the schematic diagram of variable automobile gear provided by the invention; Fig. 4 B is the schematic diagram of variable automobile gear provided by the invention. In Fig. 4 A and Fig. 4 B, base gear 2 cooperatively forms different size of gear from different geared sleeves 1.
Finally it is necessary described herein: above example is served only for technical scheme is described in more detail; it is not intended that limiting the scope of the invention, some nonessential improvement and adjustment that those skilled in the art makes according to the foregoing of the present invention belong to protection scope of the present invention.
Claims (9)
1. a combination dismounting automobile gear, it is characterized in that, including: external gear and internal gear, internal gear concentric is socketed in external gear, external gear includes external tooth wheel body, external gear centre bore and mounting groove, external tooth wheel body is provided with external gear teeth and outer teeth groove, external gear centre bore and mounting groove is concentricity is on external tooth wheel body, the cell wall of mounting groove is formed the engagement gear teeth and engagement teeth groove, internal gear is movably arranged in mounting groove, by the interior gear teeth on internal gear and internal spline and mounting groove engage the gear teeth and engaging tooth slot fit drives external gear to rotate.
2. combination dismounting automobile gear according to claim 1, it is characterised in that: internal gear includes internal tooth wheel body and internal gear centre bore, and the interior gear teeth and internal spline are on internal tooth wheel body, the centre bore of the interior gear teeth and external gear centre bore concentric.
3. combination dismounting automobile gear according to claim 2, it is characterised in that: the diameter of external gear centre bore is more than internal gear center-hole diameter, and whole combination dismounting automobile gear is arranged on an axle by the socket of internal gear centre bore.
4. combination dismounting automobile gear according to claim 3, it is characterised in that: internal gear farther includes at least one keyway, and keyway connects with internal gear centre bore, and whole combination dismounting automobile gear is arranged on an axle by keyway.
5. combination dismounting automobile gear according to claim 4, it is characterised in that: internal gear includes two keyways, and two keyways are separately positioned on the both sides of internal gear centre bore.
6. combination dismounting automobile gear according to claim 1, it is characterised in that: the thickness of internal gear is less than the degree of depth of mounting groove.
7. combination dismounting automobile gear according to claim 1, it is characterised in that: the thickness of internal gear is consistent with the degree of depth of mounting groove.
8. combination dismounting automobile gear according to claim 1, it is characterised in that: combination dismounting automobile gear includes at least one keeper, and internal gear is positioned in mounting groove by keeper.
9. combination dismounting automobile gear according to claim 8, it is characterized in that: each keeper includes two holes, location, a bolt and a nut, two hole, location are separately positioned on external tooth wheel body and internal tooth wheel body, when internal gear is arranged in mounting groove, the hole, location of external tooth wheel body is corresponding with the hole, location of internal tooth wheel body, bolt through hole, location on the hole, location and internal tooth wheel body of external tooth wheel body and nut screw connection by internal gear location positioning in mounting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410620041.0A CN105626821A (en) | 2014-11-05 | 2014-11-05 | Combined automobile gear easy to assemble and disassemble |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410620041.0A CN105626821A (en) | 2014-11-05 | 2014-11-05 | Combined automobile gear easy to assemble and disassemble |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105626821A true CN105626821A (en) | 2016-06-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410620041.0A Pending CN105626821A (en) | 2014-11-05 | 2014-11-05 | Combined automobile gear easy to assemble and disassemble |
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| CN (1) | CN105626821A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107322829A (en) * | 2017-08-02 | 2017-11-07 | 安徽原动力生产力促进中心有限公司 | A kind of Special grinder for disintegrating of 3D printing material |
| CN107387720A (en) * | 2017-07-18 | 2017-11-24 | 河南科技大学 | A kind of lightweight automobile gear structure and manufacture method |
| CN108386519A (en) * | 2018-05-14 | 2018-08-10 | 常州倍思奇信息科技有限公司 | Multifunctional gear |
| CN108518470A (en) * | 2018-03-02 | 2018-09-11 | 无锡麻德克斯精机有限公司 | A kind of gear structure |
| CN108612828A (en) * | 2018-07-16 | 2018-10-02 | 安徽思源三轻智能制造有限公司 | A kind of split type worm gear |
| CN109695697A (en) * | 2019-01-25 | 2019-04-30 | 上海创率复合材料有限公司 | Gear and gear manufacture method |
| CN109737197A (en) * | 2019-02-25 | 2019-05-10 | 上海创率复合材料有限公司 | Gear and gear manufacture method |
| CN110219946A (en) * | 2019-05-29 | 2019-09-10 | 西安工业大学 | Multistage nested type transmission device |
-
2014
- 2014-11-05 CN CN201410620041.0A patent/CN105626821A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107387720A (en) * | 2017-07-18 | 2017-11-24 | 河南科技大学 | A kind of lightweight automobile gear structure and manufacture method |
| CN107322829A (en) * | 2017-08-02 | 2017-11-07 | 安徽原动力生产力促进中心有限公司 | A kind of Special grinder for disintegrating of 3D printing material |
| CN107322829B (en) * | 2017-08-02 | 2019-08-13 | 安徽原动力生产力促进中心有限公司 | A kind of Special grinder for disintegrating of 3D printing material |
| CN108518470A (en) * | 2018-03-02 | 2018-09-11 | 无锡麻德克斯精机有限公司 | A kind of gear structure |
| CN108386519A (en) * | 2018-05-14 | 2018-08-10 | 常州倍思奇信息科技有限公司 | Multifunctional gear |
| CN108612828A (en) * | 2018-07-16 | 2018-10-02 | 安徽思源三轻智能制造有限公司 | A kind of split type worm gear |
| CN109695697A (en) * | 2019-01-25 | 2019-04-30 | 上海创率复合材料有限公司 | Gear and gear manufacture method |
| CN109695697B (en) * | 2019-01-25 | 2023-09-22 | 上海创率复合材料有限公司 | Gear and gear manufacturing method |
| CN109737197A (en) * | 2019-02-25 | 2019-05-10 | 上海创率复合材料有限公司 | Gear and gear manufacture method |
| CN109737197B (en) * | 2019-02-25 | 2023-11-03 | 上海创率复合材料有限公司 | Gear and gear manufacturing method |
| CN110219946A (en) * | 2019-05-29 | 2019-09-10 | 西安工业大学 | Multistage nested type transmission device |
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Application publication date: 20160601 |