Gear joint control adjusting mechanism of hard tooth surface speed reducer

Abstract

The gear joint control adjusting mechanism comprises a shell, an input shaft and an output shaft which are symmetrically arranged are arranged in the shell, adjusting sleeves are arranged on the outer wall of the input shaft and the outer wall of the output shaft in a sleeved mode, transmission bevel gears are arranged on the close sides of the two adjusting sleeves, and the transmission bevel gears are connected with the input shaft and the output shaft in a sleeved mode. A movable seat is arranged between the two sets of transmission bevel gears, the two sets of adjusting sleeves and the movable seat are connected with the shell through linkage adjusting assemblies, the outer wall of the movable seat is sleeved with a speed reduction bevel gear, the speed reduction bevel gear is connected with the movable seat through a first bearing, and one side of the output shaft extends out of the shell. The device has the beneficial effects that by arranging the linkage adjusting assembly, the two sets of transmission bevel gears and the speed reduction bevel gears can be controlled to conduct gathering adjustment at the same time, then the abrasion gap between the transmission bevel gears and the speed reduction bevel gears is reduced, and the gap adjusting efficiency and adjusting precision are improved by conducting gathering adjustment on the two sets of transmission bevel gears and the speed reduction bevel gears at the same time.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of speed reducer, concretely relates to gear wheel joint control adjusting mechanism of hard tooth surface speed reducer. BACKGROUND

[0002] Hard tooth surface speed reducer is a kind of relatively precise machinery, and its purpose is to reduce speed and increase torque, and it is suitable for the environment with the speed of high-speed shaft not more than 1500 revolutions per minute, the gear transmission circumferential velocity not more than 20 meters per second and the working environment temperature-40 DEG C-45 DEG C.Hard tooth surface speed reducer is made of high-strength low-carbon alloy steel by carburizing and quenching, and the gear adopts numerical control gear grinding process, and the precision is high, the contact is good, the transmission efficiency is high, the operation is stable, and the noise is low;Small size, light weight, long service life, high bearing capacity;Easy to disassemble and inspect, easy to install.

[0003] According to the conical gear speed reducer with adjustable gear gap disclosed by Chinese patent CN202122648889.2, when the connecting rod moves upward under the action of external force, the connecting rod moves to drive the first gear to move upward, the first gear moves to drive the first tooth block on the outer wall to move upward, at this time, the first tooth block gradually approaches the outer wall of the second tooth block, so as to reduce the gap between the first tooth block and the second tooth block due to wear, so as to adjust the gap between the first tooth block and the second tooth block, and improve the service life of the device. The existing speed reducer can only adjust the movement of a group of gears, and cannot simultaneously adjust and reduce the gap of multiple groups of gears, so the adjustment precision is poor.

[0004] For the problems in the related art, no effective solution has been proposed so far. UTILITY MODEL CONTENTS

[0005] For the problems in the related art, the utility model provides a gear wheel joint control adjusting mechanism of hard tooth surface speed reducer to overcome the above technical problems existing in the prior art.

[0006] Therefore, the utility model adopts the following specific technical solutions:

[0007] The utility model provides a gear control adjusting mechanism of hard tooth surface speed reducer, including the casing, the casing is equipped with the input shaft and output shaft of symmetrical arrangement, the input shaft and the output shaft outer wall all set up adjusting sleeve, two groups adjusting sleeve near one side all are equipped with transmission helical gear, and is equipped with mobile seat between two groups transmission helical gear, two groups adjusting sleeve all are connected with the casing through linkage adjusting component, mobile seat outer wall sets up deceleration helical gear, deceleration helical gear is connected with mobile seat through bearing no.

[0008] As preferred, the linkage adjusting component includes a U-shaped fixed frame provided at the top end of the casing, the U-shaped fixed frame is provided with two symmetrically arranged lead screws, the outer wall of each lead screw is provided with a moving block, the moving block is connected with the adjusting sleeve through a bearing, the bottom end of the U-shaped fixed frame is provided with a lead screw, the proximal end of each lead screw extends into the U-shaped fixed frame and is connected with an adjusting bevel gear, and the top end of the lead screw is connected with an adjusting bevel gear matched with the adjusting bevel gear.

[0009] As preferred, the inner wall of the adjusting sleeve is provided with a key groove, and the casing is provided with a limiting key matched with the key groove on the outer wall of the input shaft and the output shaft.

[0010] As preferred, the lead screw is connected with the casing and the U-shaped fixed frame through a bearing, the moving block is provided with a threaded hole matched with the lead screw, the top end of the moving block is provided with a guide block, and the casing is provided with a guide groove matched with the guide block.

[0011] As preferred, the lead screw is connected with the casing and the U-shaped fixed frame through a bearing, the moving block is provided with a threaded hole matched with the lead screw, the top end of the moving block is provided with a guide block, and the casing is provided with a guide groove matched with the guide block.

[0012] As preferred, the top end of the casing is provided with an adjusting shaft, the bottom end of the adjusting shaft extends into the casing and is fixedly connected with the adjusting bevel gear, and the top end of the adjusting shaft is provided with a rotary disc.

[0013] The utility model has the advantages that the linkage adjusting component can control two groups of transmission helical gears and deceleration helical gears to gather and adjust at the same time, thereby reducing the wear gap between them, and improving the gap adjustment efficiency and adjustment accuracy by simultaneously gathering and adjusting the two groups of transmission helical gears and deceleration helical gears. Attached Figure Description

[0014] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0015] Figure 1 This is a schematic diagram of the overall structure of a gear linkage adjustment mechanism for a hardened tooth surface reducer according to an embodiment of the present utility model;

[0016] Figure 2 This is a front view of a gear linkage adjustment mechanism for a hardened tooth surface reducer according to an embodiment of the present utility model;

[0017] Figure 3 This is a cross-sectional view of a gear control adjustment mechanism for a hardened tooth surface reducer according to an embodiment of the present utility model;

[0018] Figure 4 yes Figure 3 A magnified view of a portion of point A in the middle;

[0019] Figure 5 This is a cross-sectional view of the adjusting sleeve in the gear linkage adjustment mechanism of a hardened tooth surface reducer according to an embodiment of the present utility model.

[0020] In the picture:

[0021] 1. Housing; 2. Input shaft; 3. Output shaft; 4. Adjusting sleeve; 5. Transmission helical gear; 6. Moving seat; 7. Reduction helical gear; 8. Bearing 1; 9. Motor; 10. U-shaped fixing frame; 11. Lead screw 1; 12. Moving block; 13. Bearing 2; 14. Lead screw 2; 15. Adjusting helical gear 1; 16. Adjusting helical gear 2; 17. Keyway; 18. Bearing 3; 19. Guide block; 20. Guide groove; 21. Bearing 4; 22. Guide rod; 23. Adjusting shaft; 24. Turntable. Detailed Implementation

[0022] To further illustrate the various embodiments, the present invention provides accompanying drawings, which are part of the disclosure of the present invention. These drawings are mainly used to illustrate the embodiments and can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, those skilled in the art should be able to understand other possible implementation methods and the advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are usually used to represent similar components.

[0023] According to the embodiment of the utility model, a gear joint control adjusting mechanism of a hard tooth surface speed reducer is provided.

[0024] Embodiment one;

[0025] As Figures 1-5 shown, according to the embodiment of the utility model, the gear joint control adjusting mechanism of the hard tooth surface speed reducer comprises a shell 1, the shell 1 is equipped with symmetrically arranged input shaft 2 and output shaft 3, the input shaft 2 and the output shaft 3 outer wall are all equipped with adjusting sleeve 4, two groups adjusting sleeve 4 near one side are all equipped with transmission helical gear 5, two groups transmission helical gear 5 between the seat 6 of moving are equipped with, two groups adjusting sleeve 4 and the seat 6 of moving are all connected with the shell 1 through linkage adjusting assembly, the seat 6 outer wall of moving is equipped with reduction helical gear 7, reduction helical gear 7 is connected with the seat 6 of moving through bearing one 8, the output shaft 3 one side extends to the shell 1 outside, the shell 1 is equipped with motor 9 away from the output shaft 3 one side, and the motor 9 drive end extends to the shell 1 in with input shaft 2 is connected.

[0026] Embodiment two;

[0027] As Figures 1-5As shown, including the shell 1, the shell 1 is provided with symmetrically arranged input shaft 2 and output shaft 3, the input shaft 2 and the output shaft 3 outer wall is provided with adjusting sleeve 4, two groups of adjusting sleeve 4 near one side is equipped with transmission helical gear 5, two groups of transmission helical gear 5 between the moving seat 6 is equipped with, two groups of adjusting sleeve 4 and the moving seat 6 are connected through linkage adjusting assembly with the shell 1, the moving seat 6 outer wall is provided with reduction helical gear 7, the reduction helical gear 7 is connected with the moving seat 6 through bearing one 8, the output shaft 3 one side extends to the shell 1 outside, the shell 1 away from the output shaft 3 one side is equipped with motor 9, the motor 9 drive end extends to the shell 1 with the input shaft 2 is connected.The linkage adjusting assembly includes the U-shaped fixed frame 10 provided with in the shell 1 top end, the U-shaped fixed frame 10 both sides are equipped with symmetrically arranged screw one 11, two groups of screw one 11 outer wall is provided with moving block 12, two groups of moving block 12 are connected with two groups of adjusting sleeve 4 through bearing two 13 respectively, the U-shaped fixed frame 10 bottom is equipped with the screw two 14 that penetrates the moving seat 6, two groups of screw one 11 near one end extends to U-shaped fixed frame 10 respectively with adjusting helical gear one 15 is connected, the screw two 14 top end extends to the U-shaped fixed frame 10 with the adjusting helical gear one 15 matched adjusting helical gear two 16 is connected.The adjusting sleeve 4 inner wall is provided with keyway 17, the shell 1 and is located on the input shaft 2 and the output shaft 3 outer wall is equipped with with the keyway 17 matched limit key.The screw one 11 is connected with the shell 1 and the U-shaped fixed frame 10 through bearing three 18 respectively, the moving block 12 is provided with screw hole one that is matched with the screw one 11, the moving block 12 top is equipped with guide block 19, the shell 1 is provided with with the guide block 19 matched guide slot 20.The screw two 14 is connected with the shell 1 and the U-shaped fixed frame 10 through bearing four 21 respectively, the moving seat 6 is provided with screw hole two that is matched with the screw two 14, the shell 1 inner bottom is equipped with symmetrically arranged and penetrates the moving seat 6 guide rod 22, the moving seat 6 is provided with with the guide rod 22 matched guide hole.The shell 1 top is equipped with adjusting shaft 23, the adjusting shaft 23 bottom end extends to the shell 1 with the adjusting helical gear two 16 fixedly connected, the adjusting shaft 23 top is equipped with turntable 24.

[0028] In actual application, the gap between the two groups of transmission helical gears 5 and the reduction helical gears 7 needs to be adjusted, the rotating disc 24 is rotated to drive the adjusting shaft 23 to rotate, the adjusting shaft 23 drives the adjusting helical gear two 16 to rotate, the adjusting helical gear two 16 drives the two groups of adjusting helical gear one 15 to rotate, the adjusting helical gear two 16 drives the lead screw two 14 to rotate, the lead screw two 14 drives the moving seat 6 to move upwards, the moving seat 6 drives the reduction helical gear 7 to move upwards, at the same time, the two groups of adjusting helical gear one 15 drive the two groups of lead screw one 11 to rotate respectively, the two groups of lead screw one 11 drive the two groups of moving blocks 12 to move close respectively, the two groups of moving blocks 12 drive the two groups of adjusting sleeves 4 to move close respectively, the two groups of adjusting sleeves 4 drive the two groups of transmission helical gears 5 to move close respectively, so as to achieve the effect of synchronous adjustment gap, through the setting of the linkage adjusting assembly, the two groups of transmission helical gears and the reduction helical gears can be controlled to be gathered and adjusted at the same time, so as to reduce the wear gap between them, and the gap adjustment efficiency and the adjustment precision are improved by gathering and adjusting the two groups of transmission helical gears and the reduction helical gears at the same time.

[0029] In summary, by means of the above technical scheme of the utility model, through the setting of the linkage adjusting assembly, the two groups of transmission helical gears and the reduction helical gears can be controlled to be gathered and adjusted at the same time, so as to reduce the wear gap between them, and the gap adjustment efficiency and the adjustment precision are improved by gathering and adjusting the two groups of transmission helical gears and the reduction helical gears at the same time.

[0030] The above only describes the preferred embodiments of the utility model, and does not limit the utility model, and any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A gear coupling adjustment mechanism for a hardened face reduction gear characterized by, The utility model provides a kind of transmission mechanism, including shell (1), symmetrically arranged input shaft (2) and output shaft (3) are provided in the shell (1), the outer wall of the input shaft (2) and the output shaft (3) is all sleeved with adjusting sleeve (4), two groups of adjusting sleeve (4) are close to one side and are equipped with transmission helical gear (5), two groups of transmission helical gear (5) are equipped with moving seat (6) between, two groups of adjusting sleeve (4) and the moving seat (6) are all connected with the shell (1) by linkage adjusting component, the outer wall of the moving seat (6) is sleeved with reduction helical gear (7), the moving seat (6) is connected with the reduction helical gear (7) by bearing one (8), the output shaft (3) one side extends to the shell (1) outside, the side of the shell (1) away from the output shaft (3) is equipped with motor (9), the motor (9) drive end extends to the shell (1) and is connected with the input shaft (2).

2. A gear coupling adjustment mechanism for a hardened face reduction gear as set forth in claim 1, characterized in that, The linkage adjusting component includes the U-shaped fixing frame (10) that is equipped in the top end of the shell (1), the U-shaped fixing frame (10) both sides are equipped with symmetrically arranged screw one (11), the outer wall of two groups of screw one (11) is all sleeved with moving block (12), two groups of moving block (12) are all connected with two groups of adjusting sleeve (4) respectively by bearing two (13), the bottom of the U-shaped fixing frame (10) is equipped with the screw two (14) that passes through the moving seat (6), two groups of screw one (11) are close to one end and are extended into U-shaped fixing frame (10) respectively with adjusting helical gear one (15) are connected, the top of the screw two (14) is extended into the U-shaped fixing frame (10) and is connected with the adjusting helical gear two (16) matched with the adjusting helical gear one (15).

3. A gear coupling adjustment mechanism for a hardened face reduction gear as set forth in claim 2, wherein, The inner wall of the adjusting sleeve (4) is opened with keyway (17), and the shell (1) and located on the outer wall of the input shaft (2) and the output shaft (3) are provided with a limiting key matched with the keyway (17).

4. A gear coupling adjustment mechanism for a hardened face reduction gear as set forth in claim 3, characterized in that, The screw one (11) is connected with the shell (1) and the U-shaped fixing frame (10) respectively by bearing three (18), and a threaded hole one matched with the screw one (11) is formed in the moving block (12), a guide block (19) is arranged at the top of the moving block (12), and a guide groove (20) matched with the guide block (19) is formed in the shell (1).

5. A gear coupling adjustment mechanism for a hardened face reduction gear as defined in claim 4 wherein, The screw two (14) is connected with the shell (1) and the U-shaped fixing frame (10) respectively by bearing four (21), and a threaded hole two matched with the screw two (14) is formed in the moving seat (6), and a guide rod (22) matched with the moving seat (6) is arranged symmetrically and penetrates the moving seat (6) at the bottom of the shell (1), and a guide hole matched with the guide rod (22) is formed in the moving seat (6).

6. A gear train control adjustment mechanism for a hardened face reduction gear as set forth in claim 5, wherein, The top of the shell (1) is provided with an adjusting shaft (23), the bottom of the adjusting shaft (23) extends into the shell (1) and is fixedly connected with the adjusting helical gear two (16), and a turntable (24) is arranged at the top of the adjusting shaft (23).

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