CN214092958U

CN214092958U - Face gear and external meshing straight gear combined reduction gear box

Info

Publication number: CN214092958U
Application number: CN202022457218.3U
Authority: CN
Inventors: 傅爱平; 任碧华; 兰国平
Original assignee: Shenzhen Bokean Motor Co ltd
Current assignee: Shenzhen Bokean Motor Co ltd
Priority date: 2020-10-29
Filing date: 2020-10-29
Publication date: 2021-08-31
Anticipated expiration: 2030-10-29

Abstract

The utility model relates to a reduction gear box technical field just discloses a face gear and straight-teeth gear combination type reduction gear box of external toothing, the on-line screen storage device comprises a base, the U-shaped groove has been seted up to top one side of base, tank bottom one side in U-shaped groove is provided with the elasticity post, one side overlap joint of elasticity post has the motor, fixed mounting has a gear on the motor shaft of motor, one side meshing of a gear has No. two gears, one side meshing of No. two gears has No. three gears, one side meshing of No. three gears has No. four gears, one side meshing of No. four gears has No. five gears. The utility model discloses a gear of fixed mounting on the motor shaft of motor, No. two gears of one side meshing of a gear, No. two gears are formed by straight-teeth gear and the combination of face gear, face gear and a gear engagement to adopt the form that straight-teeth gear and face gear unite to reach the purpose that changes turned angle, and this kind of combination mode is convenient for install.

Description

Face gear and external meshing straight gear combined reduction gear box

Technical Field

The utility model relates to a reduction gear technical field specifically is a face gear and outer meshing straight-teeth gear combination type reduction gear box.

Background

In the transmission of the straight-tooth meshing gear, the rotation centers of all gears are parallel shafts, the transmission in other angle directions cannot be realized, the general power motors are cylindrical or flat, the length direction is long, space limitation sometimes exists, the transmission angle needs to be changed, namely, staggered angle transmission is realized by common 90-degree staggered angles which are generally realized by a common straight-tooth bevel gear, but the requirement of the straight-tooth bevel gear on the installation precision of a pair of gears is high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a face gear and outer meshing straight-teeth gear combination type reduction gear case reaches the purpose that can change the angle and can be convenient for install again.

In order to achieve the above object, the utility model provides a following technical scheme: a face gear and outer meshing straight gear combined reduction gearbox comprises a base, wherein a U-shaped groove is formed in one side of the top of the base, an elastic column is arranged on one side of the bottom of the U-shaped groove, a motor is lapped on one side of the elastic column, a first gear is fixedly mounted on a motor shaft of the motor, a second gear is meshed on one side of the first gear, a third gear is meshed on one side of the second gear, a fourth gear is meshed on one side of the third gear, a fifth gear is meshed on one side of the fourth gear, a gear shaft inserting groove is formed in the other side of the top of the base, gear shafts are inserted in the gear shaft inserting groove, the number of the gear shafts is four, the tops of the four gear shafts are respectively inserted in the second gear, the third gear, the fourth gear and the fifth gear, screw holes are formed in the periphery of the top of the base, the screw is arranged in the screw hole, the top of the base is fixedly provided with an upper cover through a screw, and a supporting plate is lapped on one side of the bottom of the upper cover.

Preferably, one side of the bottom of the U-shaped groove, which is close to the elastic column, is fixedly connected with a lead fixing column, a U-shaped notch is formed in the groove wall of one side of the U-shaped groove, and the position of the U-shaped notch corresponds to the position of a motor shaft of the motor.

Preferably, the second gear is formed by combining a straight gear and a face gear, and the face gear is meshed with the first gear.

Preferably, the support plate is a metal plate, and the bottom of the support plate is overlapped with the top of the fifth gear.

Preferably, a motor lead is arranged on one side of the motor, and is clamped into the outer side of the elastic column and penetrates through the U-shaped groove in the side wall of the base.

The utility model provides a face gear and outer meshing straight-teeth gear combination type reduction gear box. The method has the following beneficial effects:

(1) the utility model discloses a gear of fixed mounting on the motor shaft of motor, No. two gears of one side meshing of a gear, No. two gears are formed by the combination of straight-teeth gear and face gear, and face gear and a gear engagement to adopt the form that straight-teeth gear and face gear unite to reach the purpose that changes turned angle, and this kind of combination mode is convenient for install.

(2) The utility model discloses a tail end of the motor is provided with an elastic column to support against the motor, so as to prevent the motor from separating from the U-shaped clamping groove and tightly clamp the motor lead wire, so that when the motor lead wire is stressed, the pulling force is prevented from being transmitted to the welding spot position of the motor pin, and the welding spot is protected; through the backup pad, on the one hand conveniently consolidate the gear shaft, the play of cluster about on the other hand restriction gear.

Drawings

Fig. 1 is an exploded view of the present invention;

fig. 2 is a top view of the base of the present invention;

fig. 3 is an assembly view of the base and the motor of the present invention.

In the figure: the automatic transmission device comprises a base 1, a U-shaped groove 2, an elastic column 3, a motor 4, a gear 5, a gear 6, a gear 7, a gear 8, a gear 9, a gear 10, a gear shaft insertion groove 11, a gear shaft 12, a screw hole 13, an upper cover 14, a support plate 15, a motor lead 16 and a lead fixing column 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-3, the utility model provides a technical solution: a face gear and external meshing straight gear combined reduction gearbox comprises a base 1, wherein one side of the top of the base 1 is provided with a U-shaped groove 2, one side of the bottom of the U-shaped groove 2, which is close to an elastic column 3, is fixedly connected with a lead fixing column 17, one side groove wall of the U-shaped groove 2 is provided with a U-shaped notch, the position of the U-shaped notch corresponds to the position of a motor shaft of a motor 4, one side of the bottom of the U-shaped groove 2 is provided with the elastic column 3, one side of the elastic column 3 is lapped with the motor 4, the motor shaft of the motor 4 is fixedly provided with a first gear 5, one side of the first gear 5 is meshed with a second gear 6, the second gear 6 is formed by combining a straight gear and a face gear, the face gear is meshed with the first gear 5, one side of the second gear 6 is meshed with a third gear 7, one side of the third gear 7 is meshed with a fourth gear 8, one side of the fourth gear 8 is meshed with a fifth gear 9, base 1's top opposite side is provided with gear shaft inserting groove 10, it has gear shaft 11 to peg graft in gear shaft inserting groove 10, the quantity of gear shaft 11 is four, four gear shaft 11's top respectively with No. two gears 6, No. three gears 7, No. four gears 8 and No. five gears 9 peg graft, base 1's top is provided with screw hole 12 all around, be provided with screw 13 in the screw hole 12, 13 fixed mounting has upper cover 14 through the screw at base 1's top, there is backup pad 15 bottom one side overlap joint of upper cover 14, backup pad 15 is the metal sheet, and the bottom of backup pad 15 and No. five gears 9's top overlap joint, one side of motor 4 sets up motor lead 16, motor lead 16 blocks into the 3 outsides of elastic column, pass the U-shaped groove 2 of base 1 lateral wall.

When using, motor 4 drives a gear 5 rotatory, a gear 5 drives a gear 6 rotatory, realize 90 degrees direction of motion changes, convert a gear 5 horizontal axis rotation into a gear 6 vertical axis rotation, No. two spur gears of gear 6, No. three gear 7, No. four gear 8 and No. five gear 9, according to the external gearing principle, transmission in proper order, at last through No. five gear 9 output power, motor 4's bearing card is in U-shaped groove 2, motor 4's afterbody is pushed down to elastic column 3, motor lead 16 is fixed to lead fixed column 17, upper cover 14 compresses tightly motor 4's top, thereby fix motor 4, remove the loaded down with trivial details procedure of fixed screw installation, convenient to detach.

To sum up, the utility model has the advantages that the first gear 5 is fixedly arranged on the motor shaft of the motor 4, one side of the first gear 5 is meshed with the second gear 6, the second gear 6 is formed by combining the straight gear and the face gear, the face gear is meshed with the first gear 5, so that the purpose of changing the rotation angle is achieved by adopting the combination of the straight gear and the face gear, and the combination is convenient to install; the utility model discloses a set up an elastic column 3 at the tail end of motor 4, withstand motor 4, prevent that motor 4 from breaking away from U type draw-in groove 2, and can chucking motor lead 16, prevent that when motor lead 16 atress, pulling force from transmitting motor 4 pin solder joint position, play the effect of protection solder joint; through backup pad 15, on the one hand conveniently consolidate gear shaft 11, on the other hand restriction gear is from top to bottom moved about.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a face gear and outer meshing straight-teeth gear combination type reduction gear box, includes base (1), its characterized in that: u-shaped groove (2) have been seted up to top one side of base (1), tank bottom one side of U-shaped groove (2) is provided with elastic column (3), one side overlap joint of elastic column (3) has motor (4), fixed mounting has No. one gear (5) on the motor shaft of motor (4), one side meshing of No. one gear (5) has No. two gears (6), one side meshing of No. two gears (6) has No. three gear (7), one side meshing of No. three gear (7) has No. four gear (8), one side meshing of No. four gear (8) has No. five gear (9), the top opposite side of base (1) is provided with gear shaft inserting groove (10), gear shaft (11) have been pegged graft in gear shaft inserting groove (10), the quantity of gear shaft (11) is four, the top of four gear shaft (11) respectively with No. two gears (6), No. three gear (7), No. four gear (8) and No. five gear (9) are pegged graft, the top of base (1) is provided with screw hole (12) all around, be provided with screw (13) in screw hole (12), screw (13) fixed mounting is passed through at the top of base (1) has upper cover (14), bottom one side overlap joint of upper cover (14) has backup pad (15).

2. A face gear and external spur gear combination type reduction gearbox according to claim 1, wherein: one side of the bottom of the U-shaped groove (2), which is close to the elastic column (3), is fixedly connected with a lead fixing column (17), a U-shaped notch is formed in the groove wall of one side of the U-shaped groove (2), and the position of the U-shaped notch corresponds to the position of a motor shaft of the motor (4).

3. A face gear and external spur gear combination type reduction gearbox according to claim 1, wherein: the second gear (6) is formed by combining a straight gear and a face gear, and the face gear is meshed with the first gear (5).

4. A face gear and external spur gear combination type reduction gearbox according to claim 1, wherein: the supporting plate (15) is a metal plate, and the bottom of the supporting plate (15) is in lap joint with the top of the fifth gear (9).

5. A face gear and external spur gear combination type reduction gearbox according to claim 1, wherein: one side of motor (4) sets up motor lead wire (16), and motor lead wire (16) card is gone into the elasticity post (3) outside passes U-shaped groove (2) of base (1) lateral wall.