CN209881599U - Speed reducing motor - Google Patents

Abstract

The utility model discloses a speed reducing motor, which comprises a driving piece, a speed reducing mechanism and a detection mechanism, wherein one end of the speed reducing mechanism is connected with the driving piece, and the detection mechanism is connected with the other end of the speed reducing mechanism; the speed reducing mechanism comprises a speed reducing shell and a speed reducing transmission group, the driving part and the detection mechanism are respectively arranged at two ends of the speed reducing shell, and the speed reducing transmission group is arranged on the speed reducing shell; the driving part is output through the speed reduction transmission group, and the detection mechanism senses rotation detection data of the speed reduction transmission group and outputs the rotation detection data. Because the tradition sets up detection mechanism on the driving piece, the driving piece operation leads to the encoder to shift, and the rotation detection data result that the encoder detected the driving piece is inaccurate, and this application detection mechanism connects on reduction gears, and detection mechanism direct detection reduction gears's rotation detection data, improves the rotation detection data's of detection mechanism output accuracy, and external control ware can detect the operating condition of data accurate control driving piece according to the rotation of detection mechanism output.

Description

Speed reducing motor

Technical Field

The utility model relates to the technical field of motors, specifically, relate to a gear motor.

Background

The traditional motor rotation control mode is that an encoder is coaxially connected with the output end of a motor, when the motor works and rotates, the encoder acquires rotation detection data of the output end of the motor and outputs the rotation detection data to an external controller, and the external controller judges whether the motor stops working according to the rotation detection data; however, in the motor working process, the relative motion takes place with the encoder at the rotation in-process motor output, and along with the rotational speed promotion of motor, the relative motion aggravation of motor output and encoder, the off normal takes place easily for the encoder, leads to the motor output rotation detection data that the encoder obtained to have an error, finally influences the accurate nature of external control ware to motor operating condition control.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a gear motor.

The utility model discloses a gear motor, include: the device comprises a driving part, a speed reducing mechanism and a detection mechanism, wherein one end of the speed reducing mechanism is connected with the driving part, and the detection mechanism is connected with the other end of the speed reducing mechanism; the speed reducing mechanism comprises a speed reducing shell and a speed reducing transmission group, the driving part and the detection mechanism are respectively arranged at two ends of the speed reducing shell, and the speed reducing transmission group is arranged on the speed reducing shell; the driving part is output through the speed reduction transmission group, and the detection mechanism senses rotation detection data of the speed reduction transmission group and outputs the rotation detection data.

According to the utility model discloses an embodiment, speed reduction group includes first speed reduction drive subassembly, second speed reduction drive subassembly and third speed reduction drive subassembly, and first speed reduction drive subassembly, second speed reduction drive subassembly and third speed reduction drive subassembly all set up in the speed reduction casing, and driving piece output, first speed reduction drive subassembly, second speed reduction drive subassembly and third speed reduction drive subassembly link to each other in proper order.

According to the utility model discloses an embodiment, first speed reduction drive assembly includes first transmission shaft, first drive wheel and second drive wheel, and first transmission shaft sets up in the speed reduction casing, and first transmission shaft is located to first drive wheel and the equal cover of second drive wheel, and the second drive wheel is located first drive wheel, and the output of driving piece is connected to first drive wheel, and second speed reduction drive assembly is connected to the second drive wheel.

According to the utility model discloses an embodiment, second speed reduction drive subassembly includes second transmission shaft, third drive wheel and fourth drive wheel, and the second transmission shaft sets up in the speed reduction casing, and the second transmission shaft is located to third drive wheel and fourth drive wheel all cover, and the third drive wheel is located the fourth drive wheel, and the second drive wheel is connected to the third drive wheel, and third speed reduction drive subassembly is connected to the fourth drive wheel.

According to the utility model discloses an embodiment, third speed reduction drive subassembly includes third transmission shaft, fifth drive wheel and sixth drive wheel, and the third transmission shaft is worn to locate the speed reduction casing, and the third transmission shaft is located to fifth drive wheel and sixth drive wheel all cover, and the fifth drive wheel is located the speed reduction casing, and the fourth drive wheel is connected to the fifth drive wheel, and the sixth drive wheel is located outside the speed reduction casing.

According to the utility model discloses an embodiment, the speed reduction casing includes drain pan and top shell, and the drain pan is worn to locate by the driving piece output, and the drain pan is located to the top shell lid.

According to the utility model discloses an embodiment, detection mechanism includes electronic component and magnetic component, and electronic component connects the speed reduction casing, and magnetic component sets up with electronic component relatively.

According to the utility model discloses an embodiment, electronic component includes circuit board, detector and socket, and speed reduction casing is connected to the circuit board, and detector and socket all set up on the circuit board.

According to the utility model discloses an embodiment, magnetic component includes magnet, and speed reduction casing is connected to magnet.

According to the utility model discloses an embodiment still includes the connecting piece, and driving piece, speed reduction casing and detection mechanism pass through the connecting piece and connect.

The beneficial effects of the utility model reside in that, because the tradition sets up detection mechanism on the driving piece, the driving piece operation leads to the encoder to shift, the rotation detection data result that the encoder detected the driving piece is inaccurate, and this application detection mechanism connects on reduction gears, and detection mechanism direct detection speed reduction transmission group's rotation detects the data, improves the rotation detection data's of detection mechanism output accuracy, and external control ware can detect the operating condition of data accurate control driving piece according to the rotation of detection mechanism output.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a perspective view of a reduction motor according to an embodiment;

FIG. 2 is another perspective view of the gear motor in the embodiment;

FIG. 3 is a perspective view of the bottom case in the embodiment;

FIG. 4 is a perspective view of the top case in the embodiment;

FIG. 5 is a perspective view of a first reduction drive assembly according to an embodiment;

FIG. 6 is a perspective view of a second reduction drive assembly according to the embodiment;

FIG. 7 is a perspective view of a third speed reduction transmission assembly according to the embodiment;

FIG. 8 is a perspective view of an electronic component in an embodiment;

fig. 9 is a perspective view of the magnet in the embodiment.

Description of reference numerals:

1-a driving member; 2-a speed reduction mechanism; 21-a reduction housing; 211-a bottom shell; 2111-first input aperture; 2112-first shaft hole; 2113-second shaft hole; 2114-third shaft hole; 2115-convex wall; 2116-extension block; 212-top shell; 2121-a second input aperture; 2122-fourth axial hole; 2123-fifth axial hole; 2124-sixth axle hole; 22-reduction transmission set; 221-a first reduction drive assembly; 2211-first drive shaft; 2212-first drive pulley; 2213-second driving wheel; 222-a second reduction drive assembly; 2221-a second drive shaft; 2222-a third drive wheel; 2223-a fourth transmission wheel; 223-a third reduction drive assembly; 2231-a third drive shaft; 2232-a fifth driving wheel; 2233-a sixth driving wheel; 3-a detection mechanism; 31-an electronic component; 311-a circuit board; 312-a detector; 313-a socket; 32-a magnetic component; 321-a magnet; 4-connecting piece.

Detailed Description

In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1 and 2, fig. 1 is a perspective structure of a speed reduction motor in an embodiment; fig. 2 is another perspective structural view of the reduction motor in the embodiment. As shown in the figure, the utility model discloses a gear motor includes driving piece 1, reduction gears 2 and detection mechanism 3, and detection mechanism 3 is connected through reduction gears 2 to driving piece 1, and reduction gears 2 includes speed reduction casing 21 and speed reduction transmission group 22, and the output of driving piece 1 is inserted and is located speed reduction casing 21, and speed reduction transmission group 22 sets up in speed reduction casing 21, and speed reduction transmission group 22 connects the output of driving piece 1, and detection mechanism 3 sets up in the one end that driving piece 1 was kept away from in speed reduction casing 21.

When the speed reducing motor works, firstly, the driving part 1 is electrified to work, the output end on the driving part 1 rotates, the driving part 1 drives the speed reducing transmission group 22 to rotate, the detection mechanism 3 outputs the rotation detection data of the output end of the speed reducing transmission group 22 to an external controller (not marked in the figure), and the external controller (not marked in the figure) controls the work of the driving part 1 according to the rotation detection data.

In particular, the driving member 1 is a motor.

Referring to fig. 3 to 7 together, fig. 3 is a perspective view of the bottom case 211 in the embodiment; FIG. 4 is a perspective view of the top case 212 according to the embodiment; fig. 5 is a perspective view of the first reduction drive unit 221 according to the embodiment; FIG. 6 is a perspective view of the second reduction drive assembly 222 in the embodiment; fig. 7 is a perspective view of the third reduction drive assembly 223 in the embodiment. As shown in the figure, the deceleration casing 21 includes a bottom shell 211 and a top shell 212, the bottom shell 211 is connected to the driving element 1 through a connecting element 4, in a specific application, the connecting element 4 may be a bolt or a pin, and in this embodiment, the connecting element 4 is a bolt. The bottom case 211 has a first input hole 2111, a first shaft hole 2112, a second shaft hole 2113 and a third shaft hole 2114, the output end of the driving element 1 penetrates through the first input hole 2111, and one end of the speed reduction transmission set 22 is respectively inserted into the first shaft hole 2112, the second shaft hole 2113 and the third shaft hole 2114; in a specific application, the first input hole 2111 and the third shaft hole 2114 are through holes, and the first shaft hole 2112 and the second shaft hole 2113 are blind holes. A protruding wall 2115 is provided around the first input hole 2111, the first shaft hole 2112, the second shaft hole 2113, and the third shaft hole 2114, and the top case 212 is connected to the protruding wall 2115 by a connecting member 4. The bottom case 211 is further provided with an extension block 2116, and the detection mechanism 3 is connected to the extension block 2116 through the connection member 4.

The top shell 212 is shaped to fit the protruding wall 2115, the top shell 212 is connected to the bottom cover 211 to form a cavity, the output end of the driving member 1 is located in the cavity, the top shell 212 is provided with a second input hole 2121, a fourth shaft hole 2122, a fifth shaft hole 2123 and a sixth shaft hole 2124, and the positions and structures of the second input hole 2121, the fourth shaft hole 2122, the fifth shaft hole 2123 and the sixth shaft hole 2124 correspond to the first input hole 2111, the first shaft hole 2112, the second shaft hole 2113 and the third shaft hole 2114, respectively.

The reduction transmission set 22 includes a first reduction transmission assembly 221, a second reduction transmission assembly 222 and a third reduction transmission assembly 223, the first reduction transmission assembly 221, the second reduction transmission assembly 222 and the third reduction transmission assembly 223 are all disposed on the reduction housing 21, and the output end of the driving member 1, the first reduction transmission assembly 221, the second reduction transmission assembly 222 and the third reduction transmission assembly 223 are connected in sequence. The first reduction drive assembly 221 is located in the first shaft bore 2112, the second reduction drive assembly 222 is located in the second shaft bore 2113, and the third reduction drive assembly 223 is located in the third shaft bore 2114.

The first decelerating conveying assembly 221 includes a first transmission shaft 2211, a first transmission wheel 2212 and a second transmission wheel 2213, one end of the first transmission shaft 2211 is disposed in the first shaft hole 2112, the other end of the first transmission shaft 2211 is disposed in the fourth shaft hole 2122, the first transmission wheel 2212 is penetrated by the first transmission shaft 2211, and the first transmission wheel 2212 is connected to the output end of the driving member 1; the second driving wheel 2213 is penetrated by the first driving shaft 2211, and the second driving wheel 2213 is positioned above the first driving wheel 2212. Specifically, the first driving wheel 2212 and the second driving wheel 2213 are both gears, a driving gear (not shown) is clamped on an output end of the driving member 1, the first driving wheel 2212 is connected with the driving member 1 through the driving gear (not shown), the driving member 1 is powered on to work to drive an output end to rotate, the output end drives the driving gear (not shown) to rotate, then the driving gear drives the first driving wheel 2212 to rotate, and the first driving wheel 2212 drives the second driving wheel 2213 to rotate through the first driving shaft 2211.

The second reduction transmission assembly 222 includes a second transmission shaft 2221, a third transmission wheel 2222 and a fourth transmission wheel 2223, one end of the second transmission shaft 2221 is disposed in the second shaft hole 2113, the other end of the second transmission shaft 2221 is disposed in the fifth shaft hole 2123, the third transmission wheel 2222 and the fourth transmission wheel 2223 are both penetrated by the second transmission shaft 2221, the third transmission wheel 2222 is located on the fourth transmission wheel 2223, and the third transmission wheel 2222 is connected to the second transmission wheel 2213. Specifically, the third driving wheel 2222 and the fourth driving wheel 2223 are both gears, the rotation of the second driving wheel 2213 drives the third driving wheel 2222, and the third driving wheel 2222 drives the fourth driving wheel 2223 to rotate through the second transmission shaft 2221.

The third reduction transmission assembly 223 includes a third transmission shaft 2231, a fifth transmission wheel 2232 and a sixth transmission wheel 2233, the third transmission shaft 2231 is inserted into the third shaft hole 2114, one end of the third transmission shaft 2231 is disposed in the sixth shaft hole 2124, the fifth transmission wheel 2232 and the sixth transmission wheel 2233 are both penetrated by the third transmission shaft 2231, the fifth transmission wheel 2232 is located in the cavity formed by the top case 212 and the bottom case 211 connected together, the fifth transmission wheel 2232 is connected to the fourth transmission wheel 2223, the sixth transmission wheel 2233 is located outside the cavity, and the sixth transmission wheel 2233 is located at one end of the third transmission shaft 2231 away from the sixth shaft hole 21223. Specifically, the third transmission shaft 2231 is an output end of the speed reducing mechanism 2, a collar (not shown) is disposed on the third transmission shaft 2231 to prevent the third transmission shaft 2231 from slipping off from the third shaft hole 2114, the fifth transmission wheel 2232 and the sixth transmission wheel 2233 are both gears, rotation of the fourth transmission wheel 2223 drives the fifth transmission wheel 2232 to rotate, and the fifth transmission wheel 2232 drives the sixth transmission wheel 2233 to rotate through the third transmission shaft 2231.

It should be noted that one or more of the first reduction gear assembly 221, the second reduction gear assembly 222 and the third reduction gear assembly 223 may be selected according to the requirement in the specific application.

Referring to fig. 8 and 9 together, fig. 8 is a perspective view of the electronic component 31 in the embodiment; fig. 9 is a perspective view of the magnet 321 in the embodiment. As shown in the figure, the detecting mechanism 3 includes an electronic component 31 and a magnetic component 32, the electronic component 31 is connected to the extension block 2116 through the connecting member 4, the magnetic component 32 is disposed opposite to the electronic component 31, and the magnetic component 32 is disposed on the third connecting shaft 2231.

The electronic component 31 includes a circuit board 311, a detector 312 and a socket 313, the circuit board 311 is connected to the extension block 2116 through the connector 4, the detector 312 is disposed on the circuit board 311, the detector 312 is electrically connected to the circuit board 311, the socket 313 is disposed on the circuit board 311, the socket 313 is electrically connected to the circuit board 311, and the socket 313 is connected to an external controller (not shown in the figure).

The magnetic assembly 32 includes a magnet 321, the magnet 321 is connected to the third transmission shaft 2231, the magnet 321 is disposed opposite to the detector 312, and the detector 312 is within the magnetic field of the magnet 321.

When the reducing motor works, firstly, the driving part 1 is powered on to work, the output end of the driving part 1 drives the first reducing transmission component 221 to rotate, the first reducing transmission component 221 drives the second reducing transmission component 222 to rotate, then the second reducing transmission component 222 drives the third reducing transmission component 223 to rotate, the third reducing transmission component 223 drives the magnet 321 to rotate together, when the magnet 321 rotates, the magnetic poles on the magnet 321 alternate relative to the plane where the detector 312 is located, and the detector 312 induces the change of the magnetic poles of the magnet. That is, when the third transmission shaft 2231 drives the magnet 321 to rotate, the detector 312 senses that the magnetic poles of the magnet 321 are in a moving state, the detector 312 outputs a corresponding number of square wave signals according to the sensed change of the magnetic poles, and the external controller (not shown) controls whether the driving member 1 stops working according to the corresponding number of square wave signals, so that the third transmission shaft 2231 continues or stops outputting.

To sum up, because the tradition sets up detection mechanism on the driving piece, the driving piece operation leads to the encoder to shift, and the rotation detection data result that the encoder detected the driving piece is inaccurate, and this application detection mechanism connects on reduction gears, and detection mechanism directly detects the rotation detection data of speed reduction transmission group, improves the rotation detection data's of detection mechanism output accuracy, and external control ware can detect the operating condition of data accurate control driving piece according to the rotation of detection mechanism output.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (10)

1. A reduction motor, comprising: the device comprises a driving piece (1), a speed reducing mechanism (2) and a detecting mechanism (3), wherein one end of the speed reducing mechanism (2) is connected with the driving piece (1), and the detecting mechanism (3) is connected with the other end of the speed reducing mechanism (2); the speed reducing mechanism (2) comprises a speed reducing shell (21) and a speed reducing transmission group (22), the driving part (1) and the detection mechanism (3) are respectively arranged at two ends of the speed reducing shell (21), and the speed reducing transmission group (22) is arranged on the speed reducing shell (21); the driving piece (1) is output through the speed reduction transmission group (22), and the detection mechanism (3) senses rotation detection data of the speed reduction transmission group (22) and outputs the rotation detection data.

2. The reducing motor according to claim 1, wherein the reducing transmission group (22) comprises a first reducing transmission assembly (221), a second reducing transmission assembly (222) and a third reducing transmission assembly (223), the first reducing transmission assembly (221), the second reducing transmission assembly (222) and the third reducing transmission assembly (223) are all arranged on the reducing housing (21), and the output end of the driving member (1), the first reducing transmission assembly (221), the second reducing transmission assembly (222) and the third reducing transmission assembly (223) are connected in sequence.

3. The gear motor according to claim 2, wherein the first gear assembly (221) comprises a first transmission shaft (2211), a first transmission wheel (2212) and a second transmission wheel (2213), the first transmission shaft (2211) is disposed in the gear housing (21), the first transmission wheel (2212) and the second transmission wheel (2213) are both sleeved on the first transmission shaft (2211), the second transmission wheel (2213) is disposed on the first transmission wheel (2212), the first transmission wheel (2212) is connected to the output end of the driving member (1), and the second transmission wheel (2213) is connected to the second gear assembly (222).

4. The reducing motor according to claim 3, wherein the second reducing transmission assembly (222) comprises a second transmission shaft (2221), a third transmission wheel (2222) and a fourth transmission wheel (2223), the second transmission shaft (2221) is disposed in the reducing housing (21), the third transmission wheel (2222) and the fourth transmission wheel (2223) are both sleeved on the second transmission shaft (2221), the third transmission wheel (2222) is disposed on the fourth transmission wheel (2223), the third transmission wheel (2222) is connected to the second transmission wheel (2213), and the fourth transmission wheel (2223) is connected to the third reducing transmission assembly (223).

5. The reducing motor according to claim 4, wherein the third reducing transmission assembly (223) comprises a third transmission shaft (2231), a fifth transmission wheel (2232) and a sixth transmission wheel (2233), the third transmission shaft (2231) penetrates through the reducing housing (21), the fifth transmission wheel (2232) and the sixth transmission wheel (2233) are both sleeved on the third transmission shaft (2231), the fifth transmission wheel (2232) is located in the reducing housing (21), the fifth transmission wheel (2232) is connected to the fourth transmission wheel (2233), and the sixth transmission wheel 222 (2223) is located outside the reducing housing (21).

6. The geared motor according to claim 2, wherein the geared housing (21) comprises a bottom shell (211) and a top shell (212), the output end of the driving member (1) is disposed through the bottom shell (211), and the top shell (212) is disposed on the bottom shell (211).

7. The geared motor according to claim 1, characterized in that the detection means (3) comprise an electronic component (31) and a magnetic component (32), the electronic component (31) being connected to the geared housing (21), the magnetic component (32) being arranged opposite the electronic component (31).

8. The geared motor according to claim 7, wherein the electronic component (31) comprises a circuit board (311), a detector (312) and a socket (313), the circuit board (311) is connected to the geared housing (21), and the detector (312) and the socket (313) are both disposed on the circuit board (311).

9. Geared motor according to claim 7, characterized in that said magnetic assembly (32) comprises a magnet (321), said magnet (321) being connected to said geared housing (21).

10. The geared motor according to any one of claims 1 to 9, further comprising a connecting member (4), wherein the driving member (1), the reduction housing (21), and the detecting mechanism (3) are connected by the connecting member (4).