CN220629090U - Speed reducing motor capable of reciprocating operation - Google Patents
Speed reducing motor capable of reciprocating operation Download PDFInfo
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- CN220629090U CN220629090U CN202322300035.4U CN202322300035U CN220629090U CN 220629090 U CN220629090 U CN 220629090U CN 202322300035 U CN202322300035 U CN 202322300035U CN 220629090 U CN220629090 U CN 220629090U
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- reversing
- bevel gear
- machine seat
- end cover
- main body
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- 238000010438 heat treatment Methods 0.000 abstract description 2
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- 230000005540 biological transmission Effects 0.000 description 2
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- 238000009434 installation Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
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- 230000009467 reduction Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
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- 230000009286 beneficial effect Effects 0.000 description 1
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model discloses a speed reducing motor capable of running reciprocally, which comprises a motor main body, a reversing machine seat, an end cover and a reversing assembly, wherein a first opening is formed in one side of the reversing machine seat, the motor main body and the reversing machine seat are fixedly installed, a rotating shaft of the motor main body penetrates through the first opening, the reversing assembly is arranged in the reversing machine seat, the reversing assembly comprises a semicircular large bevel gear, a forward rotating small bevel gear, a reverse rotating small bevel gear and a reversing output shaft, the semicircular large bevel gear is fixedly installed on the rotating shaft of the motor main body, a second opening is formed in one end of the reversing machine seat, the end cover is fixedly installed at the second opening, a through hole is formed in the surface of the end cover, and the reversing output shaft penetrates out of the through hole and is in rotary connection with the end cover. The utility model has the advantage of well solving the problems of heating and even burning out of the traditional gear motor in the rapid frequent reversing process.
Description
Technical Field
The utility model relates to the technical field of motors, in particular to a reduction motor capable of running in a reciprocating mode.
Background
Industrial automation is rapidly developing, the demand for the gear motor is large, and simultaneously, higher requirements are also put forward for the performance and the function diversity of the gear motor. When the traditional gear motor drives the actuating mechanism to do reciprocating operation, the traditional gear motor generally needs to be rapidly decelerated, stopped and rapidly reversely accelerated. The motor running direction is changed frequently and rapidly, the motor is seriously heated, and finally overload alarm is given or the motor is burnt out, so that improvement is needed.
Disclosure of Invention
The utility model aims to provide a reciprocating running gear motor with an automatic reversing mechanism, which well solves the problems of heating and even burning out caused by the traditional gear motor in the rapid and frequent reversing process.
The utility model provides a speed reducing motor capable of running in a reciprocating manner, which comprises a motor main body, a reversing machine seat, an end cover and a reversing assembly, wherein a first opening is formed in one side of the reversing machine seat, the motor main body and the reversing machine seat are fixedly arranged, a rotating shaft of the motor main body penetrates through the first opening, the reversing assembly is arranged in the reversing machine seat, the reversing assembly comprises a semicircular large bevel gear, a forward rotating small bevel gear, a reverse rotating small bevel gear and a reversing output shaft, the semicircular large bevel gear is fixedly arranged on the rotating shaft of the motor main body, a second opening is formed in one end of the reversing machine seat, the end cover is fixedly arranged at the second opening, a through hole is formed in the surface of the end cover, and the reversing output shaft penetrates out of the through hole and is in rotary connection with the end cover;
the small forward rotation bevel gear and the small reverse rotation bevel gear are respectively and fixedly arranged at two ends of the reversing output shaft, the large semicircular bevel gear is alternately meshed with the small forward rotation bevel gear and the small reverse rotation bevel gear, and the large semicircular bevel gear rotates to alternately drive the small forward rotation bevel gear and the small reverse rotation bevel gear to rotate.
Preferably, a first key slot is formed in a rotating shaft of the motor main body, and glue stock is filled in the first key slot and is connected with the semicircular large bevel gear in a gluing mode.
Preferably, one side of the motor main body, which is close to the reversing machine seat, is provided with a positioning spigot, a first O-shaped ring groove is formed on the surface of the positioning spigot, and a first O-shaped ring is arranged in the first O-shaped ring groove so as to realize the sealing between the motor main body and the reversing machine seat;
the periphery of the end cover is provided with a second O-shaped ring groove, and a second O-shaped ring is arranged in the second O-shaped ring groove so as to realize the sealing between the end cover and the reversing machine seat.
Preferably, a framework oil seal groove is formed in the surface of the end cover, and a framework oil seal is arranged in the framework oil seal groove so as to seal between the end cover and the reversing output shaft.
Preferably, the reversing machine seat and the motor main body and the end cover and the reversing machine seat are fixed by adopting screw flat spring pad combination locking pairs.
Preferably, the inner rings of the forward rotation bevel pinion and the reverse rotation bevel pinion are respectively provided with a second key groove, and the surface of the reversing output shaft is provided with a flat key which is embedded into the second key grooves so as to realize the installation and fixation between the reversing output shaft and the forward rotation bevel pinion and the reverse rotation bevel pinion.
Preferably, bearings are fixedly arranged at two ends of the reversing output shaft, a first mounting groove is formed in the reversing base, a second mounting groove is formed in the surface of the end cover, the bearings are respectively located in the first mounting groove and the second mounting groove, and the forward rotation bevel pinion and the reverse rotation bevel pinion are located between the two bearings.
Preferably, the number of teeth on the surface of the semicircular large bevel gear is the same as the number of teeth on the surface of the forward-rotation small bevel gear and the number of teeth on the surface of the reverse-rotation small bevel gear respectively.
From the above description of the utility model, the utility model has the following advantages:
1. in the process that the motor main body drives the semicircular large bevel gear to rotate, the semicircular large bevel gear alternately drives the forward rotation bevel pinion and the reverse rotation bevel pinion to rotate, so that the problems that the motor main body is required to be rapidly and frequently commutated, and the motor main body generates heat and even burns out are solved.
2. A first O-shaped ring is arranged in a first O-shaped ring groove on the surface of the positioning tongue-and-groove to realize the sealing between the motor main body and the reversing base, so that ash layers are prevented from entering the reversing base as much as possible, and the transmission between the semicircular big bevel gear and the forward rotation small bevel gear and the reverse rotation small bevel gear is influenced.
3. Bearings are arranged at two ends of the reversing output shaft, so that friction of the reversing output shaft in the rotating process is reduced.
Drawings
FIG. 1 is a partial cross-sectional view of a reciprocable gear motor of an embodiment;
FIG. 2 is a cross-sectional view of an embodiment reversing housing;
fig. 3 is a front view of the motor main body of the embodiment;
FIG. 4 is an enlarged view of a portion of FIG. 1 at A;
FIG. 5 is a cross-sectional view of an embodiment reversing assembly;
FIG. 6 is a front view of the embodiment of the forward bevel pinion;
FIG. 7 is a cross-sectional view of an embodiment end cap;
fig. 8 is a schematic diagram of the commutation assembly of an embodiment in operation.
Reference numerals: 1. a motor main body; 11. positioning the spigot; 111. a first O-ring groove; 112. a first O-ring; 12. a first keyway; 13. a screw flat spring pad assembly; 2. a reversing machine base; 21. a first opening; 22. a second opening; 23. a first mounting groove; 3. a reversing assembly; 31. a semicircular large bevel gear; 32. a bevel pinion rotated forward; 321. a second keyway; 33. reversing the bevel pinion; 34. a reversing output shaft; 341. a flat key; 35. a bearing; 4. an end cap; 41. a through hole; 42. a second O-ring groove; 421. a second O-ring; 43. a skeleton oil seal groove; 431. a framework oil seal; 44. and a second mounting groove.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear and obvious, the utility model is further described in detail below with reference to fig. 1-8 and the embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Referring to fig. 1-4, a gear motor capable of running reciprocally comprises a motor main body 1, a reversing machine seat 2, an end cover 4 and a reversing assembly 3, wherein the reversing assembly 3 is installed in the reversing machine seat 2, a first opening 21 is formed in one side of the reversing machine seat 2, one side of the motor main body 1 with a rotating shaft is a positioning spigot 11, the rotating shaft of the motor main body 1 penetrates into the reversing machine seat 2 from the first opening 21, the positioning spigot 11 on one side of the motor main body 1 is clamped into the first opening 21, and then the motor main body 1 and the reversing machine seat 2 are locked and fixed through a screw flat spring pad assembly 13. In order to enable the motor main body 1 to be in sealing connection with the reversing machine seat 2, a first O-shaped ring groove 111 is formed along the surface of the positioning spigot 11, a first O-shaped ring 112 is arranged in the first O-shaped ring groove 111, and when the positioning spigot 11 is penetrated into the first opening 21 of the reversing machine seat 2, a gap between the motor main body 1 and the reversing machine seat 2 is filled by the first O-shaped ring 112, so that an ash layer is prevented from entering the reversing machine seat 2 as much as possible, and adverse effects are caused on the reversing assembly 3 in the reversing machine seat 2.
Referring to fig. 5 and 6, the reversing assembly 3 includes a semicircular large bevel gear 31, a forward rotation small bevel gear 32, a reverse rotation small bevel gear 33 and a reversing output shaft 34, a first key slot 12 is formed in a rotating shaft of the motor body 1, glue stock is fully coated in the first key slot 12, and the rotating shaft of the motor body 1 is inserted into an inner ring of the semicircular large bevel gear 31 and is fixedly connected with the semicircular large bevel gear 31 through the glue stock. The forward bevel pinion 32 and the reverse bevel pinion 33 are respectively arranged at two ends of the reversing output shaft 34, the surfaces of the forward bevel pinion 32 and the reverse bevel pinion 33 are respectively provided with a second key groove 321, the corresponding surfaces of the reversing output shaft 34 are provided with flat keys 341, and the flat keys 341 on the surface of the reversing output shaft 34 are respectively clamped and embedded into the second key grooves 321 on the surfaces of the forward bevel pinion 32 and the reverse bevel pinion 33.
Referring to fig. 2 and 7, a second opening 22 is formed at one end of the reversing frame 2, the model size of the second opening 22 is matched with the model size of the end cover 4, the second opening 22 is perpendicular to the first opening 21, the second opening 22 is formed to facilitate installation of a conversion assembly into the reversing frame 2, one end of the reversing output shaft 34 is rotationally connected with the reversing frame 2, and a forward rotation bevel pinion 32 and a reverse rotation bevel pinion 33 on the reversing output shaft 34 are sequentially alternately meshed with a semicircular bevel pinion 31. Through holes 41 are formed in the surface of the end cover 4, the other end of the reversing output shaft 34 penetrates through the through holes 41 in the surface of the end cover 4 and is in rotary connection with the end cover 4, the end cover 4 is installed at the second opening 22 of the reversing machine seat 2, and the end cover 4 and the reversing machine seat 2 are fixedly locked and installed through a screw flat spring pad assembly 13. In order to enable the end cover 4 and the reversing machine seat 2 to be connected and sealed, a second O-shaped ring groove 42 is formed along the peripheral side of the end cover 4, a second O-shaped ring 421 is arranged in the second O-shaped ring groove 42, and gaps between the end cover 4 and the reversing machine seat 2 are filled through the second O-shaped ring 421, so that ash layers are prevented from entering from the gaps between the end cover 4 and the reversing machine seat 2 as much as possible, and adverse effects are generated on transmission between the reversing assemblies 3. Further, a framework oil seal groove 43 is formed in the surface of the end cover 4, a framework oil seal 431 is arranged in the framework oil seal groove 43, the framework oil seal 431 surrounds the reversing output shaft 34, and gaps between the reversing output shaft 34 and the end cover 4 are plugged and filled through the framework oil seal 431, so that ash layers are prevented from entering the reversing machine base 2 from gaps between the reversing output shaft 34 and the end cover 4 as much as possible.
Referring to fig. 2, 5 and 7, the number of teeth on the surface of the large semicircular bevel gear 31 is identical to the number of teeth on the surfaces of the small forward bevel gear 32 and the small reverse bevel gear 33, and after the large semicircular bevel gear 31 is alternately meshed with the small forward bevel gear 32 and the small reverse bevel gear 33, when the large semicircular bevel gear 31 rotates for one turn, the reversing output shaft 34 is driven to rotate forward and reversely for one turn. Therefore, the problem that the traditional gear motor needs to be rapidly and frequently commutated is solved. In order to improve the rotation efficiency of the reversing output shaft 34, bearings 35 are arranged at two ends of the reversing output shaft 34, a first mounting groove 23 is formed in the reversing base 2, a second mounting groove 44 is formed in the surface of the end cover 4, the bearings 35 at two ends of the reversing output shaft 34 are respectively located in the first mounting groove 23 and the second mounting groove 44, the two bearings 35 are respectively abutted against the forward bevel pinion 32 and the reverse bevel pinion 33, the forward bevel pinion 32 and the reverse bevel pinion 33 are located between the two bearings 35, and friction force between the reversing output shaft 34 and the reversing base 2 and the end cover 4 is reduced due to the arrangement of the bearings 35.
Referring to fig. 1 and 8, the specific implementation principle of the embodiment of the present application is: when the reduction motor capable of reciprocally operating is required to be used, the rotating shaft of the motor body 1 rotates to drive the semicircular large bevel gear 31 fixedly mounted on the rotating shaft to rotate, thereby driving the forward small bevel gear 32 to rotate forward through the semicircular large bevel gear 31 (turning is shown by a solid arrow in the figure), and after the forward small bevel gear 32 rotates for one circle, the semicircular large bevel gear 31 and the forward small bevel gear 32 are in a separated state, and simultaneously the semicircular large bevel gear 31 starts to be meshed with the reverse small bevel gear 33, and the reverse small bevel gear 33 is driven to rotate reversely through the semicircular large bevel gear 31 (turning is shown by a broken arrow in the figure), so that the reversing output shaft 34 is driven to realize forward and reverse alternate operation. Therefore, the motor main body 1 does not need to be commutated in the rotating process, and the problem that the motor main body 1 generates heat and even burns out in the rapid frequent commutation process of the traditional gear motor is well solved.
While the utility model has been described above with reference to the accompanying drawings, it will be apparent that the utility model is not limited to the embodiments described above, but is intended to cover various insubstantial modifications, either as applying the inventive concepts and technical solutions to the method or as applying them directly to other applications without modification, as well as all coming within the true scope of the utility model.
Claims (8)
1. A reciprocatingly operable gear motor, characterized in that: the motor comprises a motor main body, a reversing machine seat, an end cover and a reversing assembly, wherein a first opening is formed in one side of the reversing machine seat, the motor main body and the reversing machine seat are fixedly installed, a rotating shaft of the motor main body penetrates through the first opening, the reversing assembly is arranged in the reversing machine seat and comprises a semicircular large bevel gear, a forward rotating small bevel gear, a reverse rotating small bevel gear and a reversing output shaft, the semicircular large bevel gear is fixedly installed on the rotating shaft of the motor main body, a second opening is formed in one end of the reversing machine seat, the end cover is fixedly installed at the second opening, a through hole is formed in the surface of the end cover, and the reversing output shaft penetrates out of the through hole and is in rotary connection with the end cover;
the small forward rotation bevel gear and the small reverse rotation bevel gear are respectively and fixedly arranged at two ends of the reversing output shaft, the large semicircular bevel gear is alternately meshed with the small forward rotation bevel gear and the small reverse rotation bevel gear, and the large semicircular bevel gear rotates to alternately drive the small forward rotation bevel gear and the small reverse rotation bevel gear to rotate.
2. A reciprocable speed reducing motor in accordance with claim 1, wherein: the motor is characterized in that a first key groove is formed in a rotating shaft of the motor main body, glue stock is filled in the first key groove, and the first key groove is connected with the semicircular large bevel gear in a gluing mode.
3. A reciprocable speed reducing motor in accordance with claim 1, wherein: the motor comprises a motor main body, a reversing machine seat and a reversing machine seat, wherein one side of the motor main body, which is close to the reversing machine seat, is provided with a positioning spigot, a first O-shaped ring groove is formed in the surface of the positioning spigot, and a first O-shaped ring is arranged in the first O-shaped ring groove so as to realize the sealing between the motor main body and the reversing machine seat;
the periphery of the end cover is provided with a second O-shaped ring groove, and a second O-shaped ring is arranged in the second O-shaped ring groove so as to realize the sealing between the end cover and the reversing machine seat.
4. A reciprocable speed reducing motor in accordance with claim 1, wherein: the surface of the end cover is provided with a skeleton oil seal groove, and a skeleton oil seal is arranged in the skeleton oil seal groove so as to seal between the end cover and the reversing output shaft.
5. A reciprocable speed reducing motor in accordance with claim 1, wherein: and the reversing machine seat and the motor main body and the end cover and the reversing machine seat are fixed by adopting screw flat spring pad combined locking pairs.
6. A reciprocable speed reducing motor in accordance with claim 1, wherein: second key grooves are formed in inner rings of the forward small bevel gear and the reverse small bevel gear, flat keys are arranged on the surface of the reversing output shaft and embedded into the second key grooves, and therefore the reversing output shaft is fixedly installed between the forward small bevel gear and the reverse small bevel gear.
7. A reciprocable speed reducing motor in accordance with claim 1, wherein: bearings are fixedly arranged at two ends of the reversing output shaft, a first mounting groove is formed in the reversing base, a second mounting groove is formed in the surface of the end cover, the bearings are respectively located in the first mounting groove and the second mounting groove, and the forward rotation bevel pinion and the reverse rotation bevel pinion are located between the two bearings.
8. A reciprocable speed reducing motor in accordance with claim 1, wherein: the number of teeth on the surface of the semicircular large bevel gear is the same as the number of teeth on the surface of the forward-rotation small bevel gear and the number of teeth on the surface of the reverse-rotation small bevel gear respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322300035.4U CN220629090U (en) | 2023-08-25 | 2023-08-25 | Speed reducing motor capable of reciprocating operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322300035.4U CN220629090U (en) | 2023-08-25 | 2023-08-25 | Speed reducing motor capable of reciprocating operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220629090U true CN220629090U (en) | 2024-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322300035.4U Active CN220629090U (en) | 2023-08-25 | 2023-08-25 | Speed reducing motor capable of reciprocating operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220629090U (en) |
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2023
- 2023-08-25 CN CN202322300035.4U patent/CN220629090U/en active Active
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