CN212744894U - Hypoid speed reducer with parallel shaft gear transmission - Google Patents
Hypoid speed reducer with parallel shaft gear transmission Download PDFInfo
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- CN212744894U CN212744894U CN202021194050.5U CN202021194050U CN212744894U CN 212744894 U CN212744894 U CN 212744894U CN 202021194050 U CN202021194050 U CN 202021194050U CN 212744894 U CN212744894 U CN 212744894U
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 32
- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 29
- 230000007547 defect Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 3
- 239000010687 lubricating oil Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003698 laser cutting Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model discloses a take parallel axis gear drive's hypoid speed reducer, motor flange assembles on the motor, with last case lid assembly, go up case lid and lower case lid connection and form first cavity, engaged input gear has in the first cavity, intermediate gear and output gear, input gear assembles on the motor shaft, it is rotatory to drive input gear through the motor shaft, it is connected with the box to go up the case lid, box and bearing cap assembly form the second cavity, contain a pair of meshed hypoid gear in the second cavity, transmission power. The utility model provides a hypoid speed reducer with parallel shaft gear transmission, which can realize large transmission ratio in a very small space range, and has high precision and low noise; the defects of the traditional reversing speed reducer in precision are overcome, the highest positioning precision of a transmission device and the maximum precision of mechanical equipment can be ensured even under the condition of high dynamic running, the noise of the speed reducer is reduced, and the transmission is more stable.
Description
Technical Field
The utility model belongs to the technical field of decelerator, concretely relates to take parallel axis gear drive's hypoid speed reducer.
Background
With the high-speed development of the gear transmission industry, the requirements on noise, precision and stability of gear transmission are higher and higher, the size design is developed towards miniaturization and microminiaturization, and low-noise and high-precision gears are increasingly difficult to obtain by improving the manufacturing precision of the gears and are expensive.
The hypoid gear as one of gear transmissions has the advantages of high precision, stable transmission, low noise and the like, and is widely applied to the fields of machine tools, laser cutting, photovoltaic automation, robots, paper printing and the like at present.
Chinese utility model patent, publication number: CN210265783U, patent name: a speed reducer for driving an AGV has the advantages of high efficiency, low noise and the like, but is often limited by a transmission ratio and an installation space; chinese patent, publication number: CN209875911U, patent name: the hypoid speed reducer structure realizes that the motor power is efficiently transmitted to the load through the transmission of a pair of meshed hypoid gears, has the advantages of low noise, convenient installation and the like, and is limited by the transmission ratio.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem that exists among the prior art, the utility model aims to provide a take parallel axis gear drive's hypoid speed reducer.
In order to realize the above purpose, reach above-mentioned technological effect, the utility model discloses a technical scheme be:
a hypoid speed reducer with parallel shaft gear transmission comprises a motor, a motor flange, a box body, a bearing cover, an output shaft, an upper box cover and a lower box cover, wherein the motor flange is assembled on the motor and assembled with the upper box cover, the upper box cover and the lower box cover are connected to form a first cavity, an input gear, a middle gear and an output gear are sequentially arranged in the first cavity from left to right, the middle gear is positioned in the middle, two ends of the middle gear are respectively meshed with the input gear and the output gear, the input gear is assembled on a motor shaft and drives the input gear to rotate through the motor shaft, the upper box cover is connected with the box body, the box body is assembled with the bearing cover to form a second cavity, a pair of meshed hypoid gears is arranged in the second cavity, one hypoid gear is assembled on the output shaft to transmit power, and the matching and the center distance of the parallel shaft gear transmission structure are changed, and hypoid gear ratio changes, can realize big gear ratio range change, and this hypoid speed reducer's reduction ratio range is 10-40.
Preferably, the pair of meshing hypoid gears comprises a small hypoid gear and a large hypoid gear which mesh with each other, and the speed ratio of the two gears is 3-8.
Preferably, the small quasi-double-sided gear includes a shaft portion and is supported by a pair of angular contact ball bearings.
Preferably, an adjusting washer is arranged at the contact part of the small quasi-double-face gear, the box body and the bearing cover, and the position of the small quasi-double-face gear is adjusted through the adjusting washer, so that the small quasi-double-face gear and the large quasi-double-face gear which are installed in pairs are ensured to be in the optimal meshing area.
Preferably, the large hypoid gear is fitted to an output shaft that transmits power output, the output shaft being supported by a pair of tapered roller bearings.
Preferably, the output gear is provided with an inner hole, and the output gear is assembled on the shaft part of the small quasi-double-sided gear and transmits the power transmitted by the intermediate gear to the small quasi-double-sided gear.
Preferably, the intermediate gear is an idle gear, the intermediate gear is supported by two sides of the pair of deep groove ball bearings, and the center distance of the parallel shaft gear transmission structure is adjusted by changing the size of the intermediate gear.
Preferably, the input gear is supported by a pair of deep groove ball bearings.
Preferably, the output flange is assembled and connected with the output shaft through a shaft hole, the shaft hole comprises a key groove, torque is transmitted through a flat key, a locking screw is assembled at the center of a rotating shaft of the output flange to ensure that the radial position of the output flange is kept unchanged, and the output flange is externally connected with a load and locked through a group of threaded holes.
Preferably, the hypoid gear special gear lubricating oil is used for lubricating the tooth surface, and the gear surface abrasion and the running noise are reduced.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a take parallel shaft gear drive's hypoid speed reducer, which comprises a motor, the motor flange, the box, the bearing cap, the output shaft, go up case lid and lower case lid, the motor flange assembles on the motor, with last case lid assembly, it connects with lower case lid and forms first cavity to go up the case lid, input gear has in the first cavity, intermediate gear and output gear, intermediate gear constitutes parallel shaft gear drive structure with input gear and output gear meshing and three respectively, input gear assembles on the motor shaft, it is rotatory to drive input gear through the motor shaft, it is connected with the box to go up the case lid, box and bearing cap assembly, form the second cavity, contain the hypoid gear of a pair of meshing in the second cavity, one of them hypoid gear assembles on the output shaft, transmit power. The utility model provides a take parallel shaft gear drive's hypoid speed reducer, constitute by a pair of hypoid gear of parallel shaft gear drive structure and load end at the input, the output shaft reel of motor shaft and speed reducer is the alternating axis structure, utilize arranging of alternating axis structure very big installation space of having saved, utilize parallel shaft gear drive to change centre-to-centre spacing, hypoid gear drive changes the transmission shaft direction, realize realizing big drive ratio in minimum space, the transmission is steady, the load moment of torsion is big, the noise is minimum, the precision is high, traditional switching-over speed reducer is overcome not enough in the precision, even under the circumstances of high dynamic operation, also can ensure the maximum accuracy of transmission's the highest positioning accuracy and machine equipment, the transmission is more steady.
Drawings
Fig. 1 is a schematic view of the appearance structure of the present invention;
fig. 2 is a schematic view of the appearance structure of the motor of the present invention after being disassembled;
fig. 3 is a front view of the present invention;
fig. 4 is a left side view of the present invention;
fig. 5 is a schematic structural view of the parallel shaft gear transmission structure of the present invention.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the invention can be more easily understood by those skilled in the art, thereby making the scope of the invention more clearly defined.
As shown in fig. 1-5, a hypoid speed reducer with parallel shaft gear transmission mainly comprises a parallel shaft gear transmission structure and a pair of meshed hypoid gears, a motor shaft and an output shaft disc of the speed reducer are in a staggered shaft structure, the hypoid speed reducer comprises an output flange 1, a bearing cover 2, an output shaft 5-1, a box body 3, an upper box cover 7, a lower box cover 9, a motor 14, a motor flange 15, an output gear 16, a middle gear 17, an input gear 18 and a pair of hypoid gears, the motor flange 15 is assembled on the motor 14 and assembled with the upper box cover 7, the upper box cover 7 and the lower box cover 9 are connected to form a first cavity, the output gear 16, the middle gear 17 and the input gear 18 are distributed in the first cavity from left to right, the middle gear 17 is positioned between the output gear 16 and the input gear 18, two ends of the middle gear 17 are respectively meshed with the output gear 16 and the input gear 18, and the three form the parallel shaft gear transmission structure An input gear 18 is assembled on a motor shaft of a motor 14, the input gear 18 is driven to rotate through the motor shaft to drive an output gear 16 and an intermediate gear 17 to synchronously move, an upper box cover 7 is connected with a box body 3 positioned above the upper box cover, the box body 3 is assembled with a bearing cover 2 to form a second cavity, a pair of meshed hypoid gears are contained in the second cavity, the pair of meshed hypoid gears comprise a small hypoid gear 10 and a large hypoid gear 4, the speed ratio of the small hypoid gear 10 to the large hypoid gear 4 is 3-8, the large hypoid gear 4 is assembled on an output shaft 5-1 to transmit power output, the small hypoid gear 10 comprises a shaft part which is supported by a pair of angular contact ball bearings 8, the position of the small hypoid gear 10 is adjusted through an adjusting washer, and the small hypoid gear 10 and the large hypoid gear 4 which are installed in pair are ensured.
The output flange 1 and the output shaft 5-1 are assembled and connected through a shaft hole, the shaft hole comprises a key groove, torque is transmitted through a flat key, meanwhile, a locking screw is assembled in the center of the round output flange rotating shaft 1-1, the radial position of the output flange 1 is guaranteed to be unchanged, and the output flange 1 is externally connected with a load and locked through a group of threaded holes.
The output shaft 5-1 is supported by a pair of tapered roller bearings including a first tapered roller bearing 6 at the front end inside the case 3 and a second tapered roller bearing 5 at the rear end inside the case 3.
An inner hole is formed in the output gear 16, and the output gear 16 is assembled to the shaft portion of the small quasi-double-sided gear 10 through the inner hole and serves as power input of the second cavity to transmit power transmitted by the intermediate gear 17 to the small quasi-double-sided gear 10.
The intermediate gear 17 is an idle gear, the center distance of the parallel shaft gear transmission structure is adjusted by changing the size of the intermediate gear 17, the intermediate gear 17 and the input gear 18 are respectively supported by a pair of deep groove ball bearings 19, and the number of the deep groove ball bearings 19 is two.
The hypoid dedicated gear lubricating oil is used to lubricate the tooth surfaces of the small hypoid gear 10 and the large hypoid gear 4, and reduce the gear surface wear and running noise.
The utility model discloses fully combine hypoid gear and parallel shaft gear drive's characteristics, utilize parallel shaft gear drive structure to change the centre-to-centre spacing, change and hypoid gear drive ratio through parallel shaft gear drive structure ratio and centre-to-centre spacing, hypoid gear drive changes the transmission shaft direction, can realize realizing big drive ratio in minimum space, the transmission is steady, the load moment of torsion is big, the precision is high, the noise is minimum, realize big drive ratio scope change, it is particularly suitable for to the operating mode that has these technical requirements, this hypoid gear reducer's reduction ratio scope is 10-40, the inside cavity seals, reach higher IP protection level.
The utility model discloses the part of not specifically describing adopts prior art, and the part of not describing in detail adopts current product can, does not do here and describe repeatedly.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (9)
1. The utility model provides a take hypoid speed reducer of parallel shaft gear drive which characterized in that, includes motor, motor flange, box, bearing cap, output shaft, upper box cover and lower box cover, the motor flange assembles on the motor, with the assembly of upper box cover, upper box cover and lower box cover are connected and are formed first cavity, set gradually output gear, intermediate gear and input gear in the first cavity from left to right, intermediate gear both ends respectively with input gear and output gear meshing and the parallel shaft gear drive structure of three constitution, input gear assembles on the motor shaft, drive input gear rotatory through the motor shaft, upper box cover is connected with the box, the box assembles with the bearing cap, form the second cavity, contain a pair of meshing hypoid gear in the second cavity, one of them hypoid gear assembles on the output shaft, transmits power.
2. A hypoid speed reducer with parallel shaft gear drive according to claim 1, wherein a pair of meshing hypoid gears comprises a small hypoid gear and a large hypoid gear which mesh with each other, and the speed ratio of the two gears is 3-8.
3. The hypoid speed reducer of claim 2, wherein the small hypoid gear comprises a shaft supported by a pair of angular contact ball bearings.
4. The hypoid speed reducer with parallel shaft gear transmission according to claim 2, wherein an adjusting washer is provided at the contact position of the small hypoid gear with the housing and the bearing cap, and the position of the small hypoid gear is adjusted by the adjusting washer, so that the small hypoid gear and the large hypoid gear installed in pair are ensured to be in an optimal meshing area.
5. The hypoid speed reducer with parallel shaft gear drive of claim 2, wherein said large hypoid gear is assembled on an output shaft, which is supported by a pair of tapered roller bearings, to transmit power output.
6. The hypoid speed reducer of claim 1, wherein the output gear has an inner hole, and the output gear is mounted to a shaft of the small hypoid gear, for transmitting the power transmitted from the intermediate gear to the small hypoid gear.
7. The hypoid speed reducer with parallel shaft gear transmission according to claim 1, wherein the intermediate gear is an idler gear, the intermediate gear is supported by a pair of deep groove ball bearings on both sides, and the center distance of the parallel shaft gear transmission structure is adjusted by changing the size of the intermediate gear.
8. The hypoid speed reducer of claim 1, wherein the input gear is supported by a pair of deep groove ball bearings.
9. The hypoid speed reducer with the parallel shaft gear transmission according to claim 1, further comprising an output flange, wherein the output flange is assembled and connected with the output shaft through a shaft hole, the shaft hole comprises a key slot, torque is transmitted through a flat key, a locking screw is assembled at the center of a rotating shaft of the output flange, the axial position of the output flange is kept unchanged, and the output flange is externally connected with a load and locked through a group of threaded holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021194050.5U CN212744894U (en) | 2020-06-24 | 2020-06-24 | Hypoid speed reducer with parallel shaft gear transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021194050.5U CN212744894U (en) | 2020-06-24 | 2020-06-24 | Hypoid speed reducer with parallel shaft gear transmission |
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| CN212744894U true CN212744894U (en) | 2021-03-19 |
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| CN202021194050.5U Active CN212744894U (en) | 2020-06-24 | 2020-06-24 | Hypoid speed reducer with parallel shaft gear transmission |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111594580A (en) * | 2020-06-24 | 2020-08-28 | 浙江大学昆山创新中心 | A hypoid reducer with parallel shaft gear transmission |
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- 2020-06-24 CN CN202021194050.5U patent/CN212744894U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111594580A (en) * | 2020-06-24 | 2020-08-28 | 浙江大学昆山创新中心 | A hypoid reducer with parallel shaft gear transmission |
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