A driving device for spiral bevel gears

Abstract

The present invention discloses a driving device for spiral bevel gears, which includes a protective shell. An opening is provided at the axial position of the protective shell, and a plurality of grooves are provided on the outer peripheral surface of the protective shell. Positioning holes are provided on both sides of each groove. Three driven roller groups are installed inside the protective shell, and the three driven roller groups mesh with each other; a driving tube is installed at the axial position of the protective shell, the driving tube passes through the opening, and the driven roller groups are installed on the outer peripheral surface of the driving tube; a driving gear is provided at the end of the driving tube, and driving tooth grooves are provided at the edge position of the driving gear; a first rotating gear and a second rotating gear are sleeved on the outer peripheral surface of the driving tube, and the first rotating gear and the second rotating gear are respectively meshed with the driven roller groups; tooth columns are provided on the outer peripheral surface of the driving tube, and the first rotating gear and the second rotating gear are sleeved on the outer peripheral surface of the tooth columns. The rotation of the driven roller groups in the present invention can make the rotation of the rotating gears more stable, and thus make the rotation of the driving tube more stable.

Description

Technical Field

[0001] The present invention relates to a driving device, and particularly to a driving device for spiral bevel gears. Background Art

[0002] Spiral bevel gears are divided into two types. One is the spiral bevel gear with curved teeth, whose axes of the large gear and the small gear intersect; the other is the hypoid spiral bevel gear, whose axes of the large gear and the small gear have a certain offset distance. Spiral bevel gears are transmission parts that can transmit power smoothly and with low noise according to a stable transmission ratio. It is inconvenient to drive this spiral bevel gear, and the efficiency of rotating and controlling the spiral bevel gear is low. Summary of the Invention

[0003] The present invention mainly solves the technical problems existing in the prior art, and thus provides a driving device for spiral bevel gears in which the rotation of a rotating gear drives a driven roller group to rotate, and the rotation of the driven roller group can make the rotation of the rotating gear more stable, and thus make the rotation of the driving tube more stable.

[0004] The above technical problems of the present invention are mainly solved by the following technical solutions:

[0005] A driving device for spiral bevel gears includes a protective housing. An opening is provided at the axial position of the protective housing. A plurality of grooves are provided on the outer peripheral surface of the protective housing. Positioning holes are provided on both sides of each groove. Three driven roller groups are installed inside the protective housing, and the three driven roller groups mesh with each other; a driving tube is installed at the axial position of the protective housing, and the driving tube passes through the opening. The driven roller groups are installed on the outer peripheral surface of the driving tube; a driving gear is provided at the end of the driving tube, and driving tooth grooves are provided at the edge position of the driving gear; a first rotating gear and a second rotating gear are sleeved on the outer peripheral surface of the driving tube, and the first rotating gear and the second rotating gear mesh with the driven roller groups respectively; tooth columns are provided on the outer peripheral surface of the driving tube, and the first rotating gear and the second rotating gear are sleeved on the outer peripheral surface of the tooth columns.

[0006] Further, each driven roller group includes a pair of meshing driven rollers. A driven shaft is provided at the axial position of the driven roller. A first limiting ring is provided at one end of the driven shaft, and a second limiting ring is provided at the other end of the driven shaft. The end of the driven shaft passes through the positioning hole; a first driven gear is provided at one end of the driven roller, and a second driven gear is provided at the other end of the driven roller.

[0007] Further, a plurality of stop holes are provided on the driving gear.

[0008] Further, a driven tube is provided at the axial position of the driving gear, and the end of the driving tube is installed inside the driven tube.

[0009] Further, a plain bearing is provided at the end of the driving tube, and the plain bearing is installed at the axial position of the protective housing.

[0010] For the driving device for spiral bevel gears adopting the above technical solution, the driving gear can be meshed with the spiral bevel gear through the driving tooth groove; the driving device is externally connected with a driving motor, and the driving tube is installed on the driving shaft of the driving motor; the driving motor controls the driving tube to rotate, the rotation of the driving tube drives the driving gear to rotate, and the rotation of the driving gear controls the spiral bevel gear to rotate through the driving tooth groove, so that the spiral bevel gear can be conveniently driven and controlled quickly; the driving tube controls the first rotating gear and the second rotating gear to rotate through the tooth column, and the rotation of the first rotating gear and the second rotating gear drives the driven roller group to rotate. The rotation of the driven roller group can make the rotation stability of the first rotating gear and the second rotating gear better, thereby making the rotation stability of the driving tube better. Description of the Drawings

[0011] Figure 1 It is a schematic structural diagram of the driving device for spiral bevel gears of the present invention;

[0012] Figure 2 It is an exploded view of the components of the driving device for spiral bevel gears of the present invention;

[0013] Figure 3 It is Figure 2 a detailed enlarged view of area A in

[0014] Figure 4 It is a schematic structural diagram of the protective shell of the present invention;

[0015] Figure 5 It is Figure 4 a sectional view taken along line B-B in

[0016] Figure 6 It is a schematic structural diagram of the driven roller of the present invention;

[0017] Figure 7 It is an exploded view of the components of the driven roller of the present invention.

[0018] Legend: 1 - protective shell, 2 - opening, 3 - groove, 4 - positioning hole, 5 - driven roller group, 6 - driving tube, 7 - plain bearing, 8 - driven tube, 9 - driving gear, 10 - stop hole, 11 - driving tooth groove, 12 - first rotating gear, 13 - second rotating gear, 14 - tooth column, 15 - driven roller, 16 - driven shaft, 17 - first limiting ring, 18 - second limiting ring, 19 - first driven gear, 20 - second driven gear. Detailed Embodiments

[0019] The present invention will be further described below in conjunction with the accompanying drawings of the specification and specific preferred embodiments, but the protection scope of the present invention is not limited thereby.

[0020] As Figures 1 to 7 shown, a driving device for spiral bevel gears includes a protective housing 1. An opening 2 is provided at the axial position of the protective housing 1. A plurality of grooves 3 are provided on the outer peripheral surface of the protective housing 1. Positioning holes 4 are provided on both sides of the groove 3. Three driven roller groups 5 are installed inside the protective housing 1, and the three driven roller groups 5 mesh with each other; A driving tube 6 is installed at the axial position of the protective housing 1. The driving tube 6 passes through the opening 2. The driven roller group 5 is installed on the outer peripheral surface of the driving tube 6; A driving gear 9 is provided at the end of the driving tube 6. A driving tooth groove 11 is provided at the edge position of the driving gear 9; A first rotating gear 12 and a second rotating gear 13 are sleeved on the outer peripheral surface of the driving tube 6. The first rotating gear 12 and the second rotating gear 13 mesh with the driven roller group 5 respectively; A tooth column 14 is provided on the outer peripheral surface of the driving tube 6. The first rotating gear 12 and the second rotating gear 13 are sleeved on the outer peripheral surface of the tooth column 14; The driven roller group 5 includes a pair of meshing driven rollers 15. A driven shaft 16 is provided at the axial position of the driven roller 15. A first limiting ring 17 is provided at one end of the driven shaft 16. A second limiting ring 18 is provided at the other end of the driven shaft 16. The end of the driven shaft 16 passes through the positioning hole 4; A first driven gear 19 is provided at one end of the driven roller 15. A second driven gear 20 is provided at the other end of the driven roller 15; A plurality of stop holes 10 are provided on the driving gear 9; A driven tube 8 is provided at the axial position of the driving gear 9. The end of the driving tube 6 is installed inside the driven tube 8; A flat bearing 7 is provided at the end of the driving tube 6. The flat bearing 7 is installed at the axial position of the protective housing 1.

[0021] For the driving device for spiral bevel gears of the present invention, the driving gear 9 can mesh with the spiral bevel gear through the driving tooth groove 11; The driving device is externally connected to a driving motor. The driving tube 6 is installed on the driving shaft of the driving motor; The driving motor controls the driving tube 6 to rotate. The rotation of the driving tube 6 drives the driving gear 9 to rotate. The rotation of the driving gear 9 controls the spiral bevel gear to rotate through the driving tooth groove 11, so as to facilitate the rapid driving and control of the spiral bevel gear; The driving tube 6 controls the first rotating gear 12 and the second rotating gear 13 to rotate through the tooth column 14. The rotation of the first rotating gear 12 and the second rotating gear 13 drives the driven roller group 5 to rotate. The rotation of the driven roller group 5 can make the rotation stability of the first rotating gear 12 and the second rotating gear 13 better, thereby making the rotation stability of the driving tube 6 better.

[0022] Among them, the driven roller group 5 includes a pair of meshing driven rollers 15. A driven shaft 16 is provided at the axial position of the driven roller 15. A first limiting ring 17 is provided at one end of the driven shaft 16, and a second limiting ring 18 is provided at the other end of the driven shaft 16. The end of the driven shaft 16 passes through the positioning hole 4. A first driven gear 19 is provided at one end of the driven roller 15, and a second driven gear 20 is provided at the other end of the driven roller 15. Therefore, the driven rollers 15 mesh and rotate with each other, making the rotation stability of the drive tube 6 better.

[0023] Among them, a number of stop holes 10 are provided on the drive gear 9. Therefore, a stop rod can be inserted into the stop holes 10 to perform stop control on the drive gear 9.

[0024] The above is only a preferred embodiment of the present invention and does not impose any form of limitation on the present invention. Although the present invention has been disclosed above with the preferred embodiment, it is not intended to limit the present invention. Therefore, any simple modification, equivalent change and modification made to the above embodiments based on the technical essence of the present invention without departing from the technical solution of the present invention shall fall within the scope of the protection of the technical solution of the present invention.

Claims

1. A driving device for spiral bevel gears, comprising a protective housing (1), characterized in that: An opening (2) is provided at the axial position of the protective shell (1). A plurality of grooves (3) are provided on the outer peripheral surface of the protective shell (1). Positioning holes (4) are provided on both sides of the groove (3). Three driven roller groups (5) are installed inside the protective shell (1), and the three driven roller groups (5) mesh with each other; A drive tube (6) is installed at the axial position of the protective shell (1), the drive tube (6) passes through the opening (2), and the driven roller group (5) is installed on the outer peripheral surface of the drive tube (6); A drive gear (9) is provided at the end of the drive tube (6), and a drive tooth groove (11) is provided at the edge position of the drive gear (9); A first rotating gear (12) and a second rotating gear (13) are sleeved on the outer peripheral surface of the drive tube (6), and the first rotating gear (12) and the second rotating gear (13) are respectively meshed with the driven roller group (5); A tooth column (14) is provided on the outer peripheral surface of the drive tube (6), the first rotating gear (12) and the second rotating gear (13) are sleeved on the outer peripheral surface of the tooth column (14), the driven roller group (5) includes a pair of meshing driven rollers (15), a driven shaft (16) is provided at the axial position of the driven roller (15), a first limiting ring (17) is provided at one end of the driven shaft (16), a second limiting ring (18) is provided at the other end of the driven shaft (16), and the end of the driven shaft (16) passes through the positioning hole (4); A first driven gear (19) is provided at one end of the driven roller (15), a second driven gear (20) is provided at the other end of the driven roller (15), and a plurality of stop holes (10) are provided on the drive gear (9).

2. The driving device for spiral bevel gears according to claim 1, characterized in that: A driven tube (8) is provided at the axial position of the drive gear (9), and the end of the drive tube (6) is installed inside the driven tube (8).

3. The driving device for spiral bevel gears according to claim 1, characterized in that: A flat bearing (7) is provided at the end of the drive tube (6), and the flat bearing (7) is installed at the axial position of the protective shell (1).

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