CN204878544U - Motor reducer's improvement structure - Google Patents
Motor reducer's improvement structure Download PDFInfo
- Publication number
- CN204878544U CN204878544U CN201520659112.8U CN201520659112U CN204878544U CN 204878544 U CN204878544 U CN 204878544U CN 201520659112 U CN201520659112 U CN 201520659112U CN 204878544 U CN204878544 U CN 204878544U
- Authority
- CN
- China
- Prior art keywords
- worm
- bearing
- cabinet
- worm screw
- dish
- Prior art date
- 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
Links
Landscapes
- Gear Transmission (AREA)
Abstract
The utility model discloses a motor reducer's improvement structure, it includes: the machine case, it has an appearance chamber, and is provided with input shaft and output shaft on this machine case, step down gear mechanism, it includes: installing worm wheel dish in the appearance chamber of quick -witted case, being used for drive worm dish pivoted worm and main drive axle, main drive axle one end is stretched out outside quick -witted case, and the conduct the input shaft, the output shaft sets up on the worm wheel, and this worm wheel dish outer fringe is provided with a plurality of mutually independent tooth's socket, be provided with the helical tooth on the worm, this helical tooth falls into the tooth's socket to cause worm drive worm when rotating. The utility model discloses the during operation, earlier through the input shaft motor, this motor drive input shaft rotates and the main drive axle rotates simultaneously, and main drive axle worm shaft rotates, the worm is rotated at pivoted while drive worm dish, and good matching rotational speed and transmitting torque's effect are finally played in the rotation of worm wheel dish drive output shaft, and the driven stable preferred of whole process.
Description
technical field:
The utility model relates to speed reducer technical field, refers in particular to a kind of structure-improved of motor reducer.
background technique:
Speed reducer is a kind of speed changer, it is generally used for the transmission device of low rotation speed large torque, principle is motor, internal-combustion engine, motor or other power run up, and by the gearwheel on the gears meshing output shaft that the number of teeth on the input shaft of speed reducer is few, thus reaches the object of deceleration; The ratio of the number of teeth of large small gear is exactly velocity ratio.Retarder is commonly used for the speed reduction gearing between prime mover and working machine, plays coupling rotating speed and transmitting torque, apply very extensive in modern mechanical between prime mover and working machine or actuator.
Retarder of the prior art generally comprises: a cabinet, be installed on input shaft and the output shaft on cabinet and be installed in cabinet and the reduction gearing mechanism be connected between input shaft and output shaft, the structure of this reduction gearing mechanism is very simple, cause its transmission stability not good, and the effect of coupling rotating speed and transmitting torque is not ideal enough; Or the structure of this reduction gearing mechanism is comparatively complicated, make its transmission stability better, and the effect of coupling rotating speed and transmitting torque is ideal, but its fabricating cost is high, is unfavorable for maintenance.
In view of this, the present inventor proposes following technological scheme.
model utility content:
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of structure-improved of motor reducer.
In order to solve the problems of the technologies described above, the utility model have employed following technical proposals: the structure-improved of this motor reducer comprises: a cabinet, and it has a cavity volume, and this cabinet is provided with input shaft and output shaft; One reduction gearing mechanism, it comprises: being installed on the worm gear dish in the cavity volume of cabinet, being connected worm screw for driving worm gear dish to rotate with worm gear dish and for driving the main driving axle of this worm screw rotating shaft, this main driving axle one end stretches out in outside cabinet, and as described input shaft; Described output shaft is arranged on worm gear, and this worm gear dish outer rim is provided with a plurality of separate teeth groove, and described worm screw is provided with helical tooth, and this helical tooth falls into teeth groove, drives worm gear wheel to cause worm screw when rotating.
Furthermore, in technique scheme, described worm gear dish periphery forms the flange outwards protruded out, and this flange outer wall is provided with a plurality of separate described teeth groove.
Furthermore, in technique scheme, the cross section of described flange is circular arc.
Furthermore, in technique scheme, described main driving axle is provided with main helical gear, described worm screw one end is provided with secondary helical gear, and this secondary helical gear engages with main helical gear.
Furthermore, in technique scheme, described main driving axle one end is provided with first, second bearing, this main driving axle the other end is provided with the 3rd, the 4th bearing, and being provided with the first sleeve block in the middle part of this main driving axle, this first, second bearing and the 3rd, the 4th bearing and the first sleeve block are fixed in cabinet.
Furthermore, in technique scheme, be provided with first, second step trough in described cabinet, first, second bearing described is fixedly installed in this first step trough; Described 3rd, the 4th bearing is fixedly installed in this second step trough.
Furthermore, in technique scheme, described worm screw is mounted opposite and the helical gear the other end of pair is provided with the 5th bearing, and this worm screw is also provided with the second sleeve block, and this second sleeve block is between secondary helical gear and helical tooth.
After adopting technique scheme, the utility model has following beneficial effect compared with prior art: during utility model works, first connect motor by input shaft, this motor drives input shaft to rotate, that is motor drives the main driving axle in reduction gearing mechanism to rotate, and this main driving axle drives the rotation of secondary helical gear to impel worm screw rotation by main helical gear, this worm screw drives worm gear dish to rotate by helical tooth while rotation, and worm gear dish drives described output shaft rotation, finally play good coupling rotating speed and the effect of transmitting torque, and the stability of whole process transmission is better.In addition, the utility model structure is comparatively simple, and is convenient to maintenance.
accompanying drawing illustrates:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the erection drawing of worm gear dish and worm screw in the utility model.
embodiment:
Below in conjunction with specific embodiments and the drawings, the utility model is further illustrated.
See shown in Fig. 1-2, for a kind of structure-improved of motor reducer, it comprises: a cabinet 1, the reduction gearing mechanism 4 being installed on input shaft 2 on cabinet 1 and output shaft 3 and being installed in cabinet 1, and described input shaft 2 and output shaft 3 mutually vertical distribution can meet some special transmission demands with this.
Described cabinet 1 has a cavity volume, and the input shaft 2 that this cabinet 1 is arranged and output shaft 3 all stretch out in outside cabinet.
Described reduction gearing mechanism 4 comprises: being installed on the worm gear dish 41 in the cavity volume of cabinet 1, being connected worm screw 42 for driving worm gear dish 41 to rotate with worm gear dish 41 and for driving the main driving axle 43 of this worm screw 42 rotating shaft, this main driving axle 43 one end stretches out in outside cabinet 1, and as described input shaft 2; Described output shaft 3 is arranged on worm gear 41, and this worm gear dish 41 outer rim is provided with a plurality of separate teeth groove 411, described worm screw 42 is provided with helical tooth 421, and this helical tooth 421 falls into teeth groove 411, drives worm gear 41 to rotate to cause worm screw 42 when rotating.
Described worm gear dish 41 periphery forms the flange outwards protruded out, and this flange outer wall is provided with a plurality of separate described teeth groove 411, and wherein, the cross section of described flange is circular arc.
Described main driving axle 43 is provided with main helical gear 431, and described worm screw 42 one end is provided with secondary helical gear 422, and this secondary helical gear 422 engages with main helical gear 431, worm screw 42 can be driven to rotate to cause main driving axle 43.
Described main driving axle 43 one end is provided with first, second bearing 432,433, this main driving axle 43 the other end is provided with the 3rd, the 4th bearing 434,435, and being provided with the first sleeve block 436 in the middle part of this main driving axle 43, this first, second bearing the 432,433 and the 3rd, the 4th bearing 434,435 and first sleeve block 436 is fixed in cabinet 1.Specifically, be provided with first, second step trough in described cabinet 1, first, second bearing 432,433 described is fixedly installed in this first step trough, and the structure of this first step trough has effect of oil-leakage-prevention; Described 3rd, the 4th bearing 434,435 is fixedly installed in this second step trough, and the structure of this second step trough has effect of oil-leakage-prevention equally.
The other end that described worm screw 42 is mounted opposite in secondary helical gear 422 is provided with the 5th bearing 423, and this worm screw 42 is also provided with the second sleeve block 424, this second sleeve block 424 is between secondary helical gear 422 and helical tooth 421, described worm screw 42 is installed in cabinet by described 5th bearing 423 and the second sleeve block 424, the stability that this worm screw 42 is rotated can be improved, to have preferably transmission stability.
During utility model works, first connect motor by input shaft 2, this motor drives input shaft to rotate, that is motor drives the main driving axle in reduction gearing mechanism 4 to rotate, and this main driving axle drives the rotation of secondary helical gear to impel worm screw rotation by main helical gear 431, this worm screw drives worm gear dish to rotate by helical tooth 421 while rotation, and worm gear dish drives described output shaft rotation, finally play good coupling rotating speed and the effect of transmitting torque, and the stability of whole process transmission is better.In addition, the utility model structure is comparatively simple, and is convenient to maintenance.
Certainly, the foregoing is only specific embodiment of the utility model, be not limit the utility model practical range, all equivalences done according to structure, feature and principle described in the utility model claim change or modify, and all should be included in the utility model claim.
Claims (7)
1. the structure-improved of motor reducer, is characterized in that: it comprises:
One cabinet (1), it has a cavity volume, and this cabinet (1) is provided with input shaft (2) and output shaft (3);
One reduction gearing mechanism (4), it comprises: being installed on the worm gear dish (41) in the cavity volume of cabinet (1), being connected worm screw (42) for driving worm gear dish (41) to rotate with worm gear dish (41) and for driving the main driving axle (43) of this worm screw (42) rotating shaft, this main driving axle (43) one end stretches out in cabinet (1) outward, and as described input shaft (2); Described output shaft (3) is arranged on worm gear (41), and this worm gear dish (41) outer rim is provided with a plurality of separate teeth groove (411), described worm screw (42) is provided with helical tooth (421), this helical tooth (421) falls into teeth groove (411), drives worm gear (41) to rotate to cause worm screw (42) when rotating.
2. the structure-improved of motor reducer according to claim 1, is characterized in that: described worm gear dish (41) periphery forms the flange outwards protruded out, and this flange outer wall is provided with a plurality of separate described teeth groove (411).
3. the structure-improved of motor reducer according to claim 2, is characterized in that: the cross section of described flange is circular arc.
4. the structure-improved of motor reducer according to claim 1, it is characterized in that: described main driving axle (43) is provided with main helical gear (431), described worm screw (42) one end is provided with secondary helical gear (422), and this secondary helical gear (422) engages with main helical gear (431).
5. the structure-improved of motor reducer according to claim 1, it is characterized in that: described main driving axle (43) one end is provided with first, second bearing (432,433), this main driving axle (43) the other end is provided with the 3rd, the 4th bearing (434,435), and this main driving axle (43) middle part is provided with the first sleeve block (436), this first, second bearing (432,433) and the 3rd, the 4th bearing (434,435) and the first sleeve block (436) are fixed in cabinet (1).
6. the structure-improved of motor reducer according to claim 5, is characterized in that: described cabinet is provided with first, second step trough in (1), and first, second bearing described (432,433) is fixedly installed in this first step trough; Described 3rd, the 4th bearing (434,435) is fixedly installed in this second step trough.
7. the structure-improved of motor reducer according to claim 5, it is characterized in that: the other end that described worm screw (42) is mounted opposite in secondary helical gear (422) is provided with the 5th bearing (423), and this worm screw (42) is also provided with the second sleeve block (424), this second sleeve block (424) is positioned between secondary helical gear (422) and helical tooth (421).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520659112.8U CN204878544U (en) | 2015-08-28 | 2015-08-28 | Motor reducer's improvement structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520659112.8U CN204878544U (en) | 2015-08-28 | 2015-08-28 | Motor reducer's improvement structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204878544U true CN204878544U (en) | 2015-12-16 |
Family
ID=54822919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520659112.8U Expired - Fee Related CN204878544U (en) | 2015-08-28 | 2015-08-28 | Motor reducer's improvement structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204878544U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110005758A (en) * | 2019-05-08 | 2019-07-12 | 王来继 | Small-sized worm-gear speed reducer |
-
2015
- 2015-08-28 CN CN201520659112.8U patent/CN204878544U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110005758A (en) * | 2019-05-08 | 2019-07-12 | 王来继 | Small-sized worm-gear speed reducer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204985532U (en) | Changeable speed reducer of drive ratio | |
| CN204900693U (en) | Improved reducer | |
| CN204878544U (en) | Motor reducer's improvement structure | |
| CN204436668U (en) | A kind of Novel starter one-way element | |
| CN204878546U (en) | Speed reducer | |
| CN204878545U (en) | Improved motor reducer | |
| CN205244273U (en) | Belt driven type hangs down moment of torsion reduction gear | |
| CN210318409U (en) | Speed reducer with adjustable transmission ratio | |
| CN204262366U (en) | A kind of compact Longmen machine tool gear main spindle box | |
| CN207514196U (en) | A kind of efficient speed reducer of large speed ratio | |
| CN204610780U (en) | The speed reducer that a kind of novel volume is little and transmission efficiency is high | |
| CN201608590U (en) | Double variable speed DC motor | |
| CN201752903U (en) | Driving device for main shaft of pipe-maker | |
| CN204900691U (en) | Improved structure of reducer | |
| CN205136487U (en) | Reduction gear for robot | |
| CN206785889U (en) | Clutch gear ring, clutch and washing machine | |
| CN205845383U (en) | Planetary gear of decelerator transmission teaching appliance | |
| CN205244283U (en) | Belt, mixed driven type reduction gear of gear | |
| CN202707941U (en) | Dedicated reducer for revolving arm | |
| CN204985538U (en) | Speed reducer | |
| CN204664308U (en) | Spiral bevel gear speed reducer | |
| CN203656070U (en) | Single-stage planetary gear speed reducer | |
| CN207049302U (en) | A kind of split detachable stator axis | |
| CN204459046U (en) | Retarder assembled nut | |
| CN221221297U (en) | Stable connecting assembly for transmission of transmission gear box |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 Termination date: 20190828 |