CN209725106U - A kind of speed reducer - Google Patents
A kind of speed reducer Download PDFInfo
- Publication number
- CN209725106U CN209725106U CN201821855718.9U CN201821855718U CN209725106U CN 209725106 U CN209725106 U CN 209725106U CN 201821855718 U CN201821855718 U CN 201821855718U CN 209725106 U CN209725106 U CN 209725106U
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- China
- Prior art keywords
- gear
- cabinet
- mounting base
- shaft
- axis
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- General Details Of Gearings (AREA)
Abstract
The utility model provides a kind of speed reducer, including cabinet, input shaft is equipped in the cabinet, first gear axis, second gear axis, third gear shaft and output shaft, the input shaft is equipped with input pinion gear, the input pinion gear is engaged with the first gear wheel being set on first gear axis, the first pinion gear on the first gear axis is engaged with the second gear wheel being set on second gear axis, the second pinion gear on the second gear axis is engaged with the third gear wheel being set on third gear shaft, third pinion on the third gear shaft is set to the output gear wheel engagement on output shaft, the input terminal of the input shaft extends cabinet, the output end position that the outer surface of the cabinet corresponds to output shaft is equipped with the first mounting base that setting is integrally formed with cabinet, the output end of first mounting base and motor is fixedly connected, The output end of the output shaft extends cabinet, connect with slave equipment；The speed reducer revolving speed is slow, it can be achieved that large torque exports, and box volume is small, light-weight.
Description
Technical field
The utility model relates to a kind of speed reducers.
Background technique
Speed reducer is a kind of by being enclosed in the intracorporal gear drive of rigid crust, worm-drive, pinion-endless screw transmission institute's group
At individual components, the speed reduction gearing being commonly used between driving link and working machine, using extremely wide in modern mechanical.
The existing speed reducer for capableing of transmitting large torque some because of unreasonable structural design, and cause entire box volume big, but past
Installation space toward speed reducer is again very limited, and the installation of such early period and the maintenance in later period are all very inconvenient；Existing speed reducer
With motor to be connected and fixed mode all be fixedly connected by the ring flange of output end of reducer and the ring flange of input end of motor,
The setting of ring flange increases the weight and volume of entire speed reducer all, but also is also contemplated that between ring flange and cabinet
Sealing problem, make troubles to using；There are also the access holes of some speed reducers to design in the bottom of cabinet, can be easy out in this way
It the phenomenon that existing oil leak, makes troubles to using.
Summary of the invention
To solve the problems in the background art, the utility model provides a kind of large torque, small in size, light-weight subtracts
Fast machine.
The technical solution of the utility model is: speed reducer, including cabinet, and input shaft, first gear are equipped in the cabinet
Axis, second gear axis, third gear shaft and output shaft, the input shaft be equipped with input pinion gear, the input pinion gear and
The first gear wheel engagement on first gear axis, the first pinion gear on the first gear axis be set to second gear axis
On the engagement of the second gear wheel, the second pinion gear on the second gear axis and the third gear wheel being set on third gear shaft
It engages, the third pinion on the third gear shaft is set to the output gear wheel engagement on output shaft, corresponds on the cabinet
The input end position of input shaft is equipped with the first mounting base that setting is integrally formed with cabinet, the method for first mounting base and motor
Blue dish structure matches and is connected thereto fixation, corresponded on the cabinet output shaft output end position be equipped with cabinet one at
Second mounting base of type setting, second mounting base match with the flange plate structure of slave equipment and are connected thereto fixation.
The upper surface of the cabinet is equipped with access hole, and the access hole is equipped with sealing cover.
First mounting base and the second mounting base are set to the outer surface of cabinet, first mounting base and the second installation
Seat be outer lug setting annular mounting base, it is described annular mounting base the center point be equipped with through axial bore, the through axial bore it is interior
Wall is equipped with the annular spacing groove along setting in inner wall one week, and card sets oil sealing in the annular spacing groove, sets in the annular mounting base
There are multiple bolts hole, the annular mounting base is fixedly connected by bolt with the ring flange of external equipment.
The cabinet is rectangular box, and the input shaft and first gear axis bilateral symmetry are set to the intracorporal top of case, institute
The obliquely downward that second gear is located in first gear axis is stated, the third gear shaft is set to the obliquely downward of second gear axis, described
Output shaft is set to the obliquely downward of third gear shaft, and the output shaft is arranged in cabinet at the center of lower part.
The utility model has the following beneficial effects: the speed reducer revolving speed is slow, it can be achieved that large torque exports；The cabinet with
First mounting base is integrally pressed into mould, subtracts the ring flange of common exterior, not only reduces the weight but also volume of entire cabinet
It also reduces, has saved installation space, it is easy for installation, also improve sealing performance；The access hole is located at the upper surface of cabinet,
The problem of avoiding access hole oil leak well；The inner wall of first mounting base and the inner wall of the second mounting base are respectively provided with one
Annular spacing groove, the interior card of the annular spacing groove sets oil sealing, using embedded setting, then adds a capping on the outside, makes cabinet
Reach optimal sealing effect, can cooperate very well in the annular mounting base of outer lug setting and the ring flange of external equipment solid
It is fixed, it is fixed conveniently；It is shifted to install between each axis in the cabinet, utilizes the inner space of cabinet well, the case
It is body reasonable in internal structure, compact.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the utility model broken away view；
Fig. 3 is B-B cross section view in Fig. 1.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing:
Referring to Fig. 1, Fig. 2, Fig. 3, a kind of speed reducer includes cabinet 1, is equipped with input shaft 2, first gear axis in the cabinet 1
3, second gear axis 4, third gear shaft 5 and output shaft 6, the input shaft 2 are equipped with input pinion gear 21, the small tooth of input
Wheel 21 is engaged with the first gear wheel 31 on the first gear axis 3, the first pinion gear 32 on the first gear axis 3 with set
In the second pinion gear 42 in the second gear wheel 41 engagement on second gear axis 4, the second gear axis 4 and it is set to third
Third gear wheel 51 on gear shaft 5 engages, and the third pinion 52 on the third gear shaft 5 is set to defeated on output shaft 6
Gear wheel 61 engages out, and 22 position of input terminal that input shaft 2 is corresponded on the cabinet 1, which is equipped with to be integrally formed with cabinet 1, to be arranged
The first mounting base 7, first mounting base 7 matches with the flange plate structure of motor and is connected thereto fixation, the cabinet 1
62 position of output end of upper corresponding output shaft 6 is equipped with the second mounting base 10 that setting is integrally formed with cabinet 1, second peace
Dress seat 10 matches with the flange plate structure of slave equipment and is connected thereto fixation.When work, power is inputted by input shaft 2, by
Input pinion gear 21 is transferred to the first gear wheel 31 on first gear axis 3, then by the first pinion gear 32 on first gear axis 3
Power after deceleration is transferred to the second gear wheel 41 on second gear axis 4, then by the second pinion gear on second gear axis 4
Power after 42 decelerations is transferred to the third gear wheel 51 on third gear shaft 5, then by the small tooth of third on third gear shaft 5
Power after deceleration is transferred to the output gear wheel 61 on output shaft 6 by wheel 52, is finally exported by the output end 62 of output shaft 6,
Realize that three-level is slowed down, the speed reducer revolving speed is slow, it can be achieved that large torque exports；The cabinet 1 and 7 one of the first mounting base are suppressed
Cheng Mo, not only reduces the weight of entire cabinet 1, and light-weight rear installation just facilitates, and the volume of cabinet 1 also reduces,
The space that installation casing 1 need to be used after volume reduces is with regard to small；After the ring flange for subtracting common 1 exterior of cabinet, lack at one
Hidden danger is sealed, the sealing performance of cabinet 1 is improved.
Referring to Fig. 1, Fig. 2, the upper surface of the cabinet 1 is equipped with access hole 8, and the access hole 8 is equipped with sealing cover 9.It is described
The problem of access hole 8 is located at the upper surface of cabinet 1, avoids 8 oil leak of access hole well.
Referring to fig. 2, Fig. 3, first mounting base 7 and the second mounting base 10 are set to the outer surface of cabinet 1, and described the
One mounting base 7 and the second mounting base 10 are the annular mounting base 011 of outer lug setting, the center of circle of the annular mounting base 011
Place is equipped with through axial bore 012, and the input terminal of the input shaft 2 is set in the through axial bore 012 of the first mounting base 7, the output shaft 6
Through axial bore 012 of the output end 62 by the second mounting base 10 in extend the second mounting base 10, the inner wall of the through axial bore 012 is set
Have the annular spacing groove 013 along setting in inner wall one week, card sets oil sealing 12 in the annular spacing groove 013, the input shaft 2 it is defeated
Enter end 22 and the output end 66 of output shaft 6 and the fixing means of cabinet is identical, is all on their outer elongated end first covers
Then bearing 13 puts on oil sealing 12 again, elongated end, which is subsequently passed through through axial bore 012, makes oil sealing 12 be arranged in annular spacing groove
In 013,14 are finally covered on the outer sheath of oil sealing 12, the oil sealing 12 uses embedded setting, then a plus outside capping
14, so that cabinet 1 is reached optimal sealing effect, the annular mounting base 011 is equipped with multiple bolts hole, the annular installation
Seat 011 is fixedly connected by bolt with the ring flange of external equipment.In the annular mounting base 011 and external equipment of outer lug setting
Ring flange can cooperate fixation very well, be fixed conveniently.
Referring to Fig. 1, Fig. 2, the cabinet 1 is rectangular box 1, and the input shaft 2 is set to 3 bilateral symmetry of first gear axis
Top in cabinet 1, the second gear axis 4 are set to the obliquely downward of first gear axis 3, and the third gear shaft 5 is set to second
The obliquely downward of gear shaft 4, the output shaft 6 are set to the obliquely downward of third gear shaft 5, and the output shaft 6 is arranged in cabinet 1
At the center of lower part；It is arranged in a staggered manner between axis and axis, utilizes the inner space of cabinet 1 well, inside the cabinet 1
It is structurally reasonable, compact.
The utility model has the following beneficial effects: the speed reducer revolving speed is slow, it can be achieved that large torque exports；The cabinet 1
Integrally be pressed into mould with the first mounting base 7, subtract the ring flange of common exterior, not only reduce the weight of entire cabinet 1 but also
Volume also reduces, and has saved installation space, easy for installation, also improves sealing performance；The access hole 8 is located at cabinet 1
Upper surface, the problem of avoiding 8 oil leak of access hole well；The inner wall of first mounting base 7 and the second mounting base 10 it is interior
Wall is respectively provided with an annular spacing groove 013, and card sets oil sealing 12 in the annular spacing groove 013, using embedded setting, makes cabinet
1 reaches optimal sealing effect；It can cooperate very well in the annular mounting base 011 of outer lug setting and the ring flange of external equipment
It is fixed, it is fixed conveniently；It is shifted to install between each axis in the cabinet 1, utilizes the inner space of cabinet 1 well, institute
State 1 reasonable in internal structure of cabinet, compact.
Claims (4)
1. speed reducer, including cabinet, which is characterized in that be equipped in the cabinet input shaft, first gear axis, second gear axis,
Third gear shaft and output shaft, the input shaft is equipped with input pinion gear, the input pinion gear and set on first gear axis
On the engagement of the first gear wheel, the first pinion gear on the first gear axis and the second gear wheel being set on second gear axis
It engages, the second pinion gear on the second gear axis is engaged with the third gear wheel being set on third gear shaft, the third
Third pinion on gear shaft is set to the output gear wheel engagement on output shaft, and the input terminal of input shaft is corresponded on the cabinet
Position is equipped with the first mounting base that setting is integrally formed with cabinet, and first mounting base is matched with the flange plate structure of motor
And it is connected thereto fixation, the output end position that output shaft is corresponded on the cabinet is equipped with the second peace that setting is integrally formed with cabinet
Seat is filled, second mounting base matches with the flange plate structure of slave equipment and is connected thereto fixation.
2. a kind of speed reducer according to claim 1, which is characterized in that the upper surface of the cabinet is equipped with access hole, institute
Access hole is stated equipped with sealing cover.
3. a kind of speed reducer according to claim 1, which is characterized in that first mounting base and the second mounting base are all provided with
In the outer surface of cabinet, first mounting base and the second mounting base are the annular mounting base of outer lug setting, the annular
The center point of mounting base is equipped with through axial bore, and the inner wall of the through axial bore is equipped with the annular spacing groove along setting in inner wall one week, described
Card sets oil sealing in annular spacing groove, and the annular mounting base is equipped with multiple bolts hole, the annular mounting base by bolt with
The ring flange of external equipment is fixedly connected.
4. a kind of speed reducer according to claim 1 or 2, which is characterized in that the cabinet is rectangular box, the input
Axis and first gear axis bilateral symmetry are set to the intracorporal top of case, and the second gear is located in the obliquely downward of first gear axis,
The third gear shaft is set to the obliquely downward of second gear axis, and the output shaft is set to the obliquely downward of third gear shaft, described defeated
Shaft is arranged in cabinet at the center of lower part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821855718.9U CN209725106U (en) | 2018-11-12 | 2018-11-12 | A kind of speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821855718.9U CN209725106U (en) | 2018-11-12 | 2018-11-12 | A kind of speed reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209725106U true CN209725106U (en) | 2019-12-03 |
Family
ID=68658494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821855718.9U Expired - Fee Related CN209725106U (en) | 2018-11-12 | 2018-11-12 | A kind of speed reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209725106U (en) |
-
2018
- 2018-11-12 CN CN201821855718.9U patent/CN209725106U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191203 Termination date: 20211112 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |