CN215616443U

CN215616443U - Support arrangement for lathe main shaft

Info

Publication number: CN215616443U
Application number: CN202122146085.2U
Authority: CN
Inventors: 张海泉
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-07
Filing date: 2021-09-07
Publication date: 2022-01-25
Anticipated expiration: 2031-09-07

Abstract

The utility model discloses a supporting device of a main shaft of a machine tool, which comprises a frame, wherein a rotating shaft is arranged in the frame, a first rotating disc is arranged at the output end of the rotating shaft, a second rotating disc is arranged at the top of the first rotating disc, a cavity is formed in the frame, first bearings are arranged on the inner wall of the frame, the number of the first bearings is two, a first connecting rod is arranged at the output end of the first bearing, a first gear is arranged at the top of the first connecting rod, the frame is rotationally connected with the first gear through the first connecting rod, a first transmission belt is arranged between the second rotating disc and the first gear, and a second gear is arranged at the top of the first gear. The utility model discloses the device can effectually support the main shaft, avoids the device to use for a long time rotation range to big, has the heat dissipation function simultaneously, can a tractor serves several purposes, along with opening along with using, avoids the device main shaft to use overheated impaired problem for a long time, has improved the practicality of device.

Description

Support arrangement for lathe main shaft

Technical Field

The utility model relates to the technical field of main shaft support, in particular to a supporting device for a main shaft of a machine tool.

Background

The machine tool spindle is a spindle part which is usually composed of a spindle, a bearing, a transmission part and the like and is mainly used for supporting transmission parts such as gears and belt wheels in a machine and transmitting motion and torque, such as the machine tool spindle; some are used to clamp a workpiece, such as a mandrel.

However, the conventional supporting device cannot effectively support the main shaft in the using process, so that the rotation amplitude of the device is relatively large when the device is used for a long time, the device does not have a heat dissipation function, multiple purposes can not be realized, and the device can be opened at any time when used, so that the problem that the main shaft of the device is damaged due to overheating when used for a long time is solved.

Therefore, it is necessary to provide a supporting device for a spindle of a machine tool to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that the device in the prior art cannot effectively support a main shaft, so that the device has large rotation amplitude after long-time use, does not have a heat dissipation function, cannot realize multiple purposes, can be opened at any time, and is damaged due to overheating after long-time use of the main shaft.

In order to achieve the above purpose, the utility model provides the following technical scheme: a supporting device for a main shaft of a machine tool comprises a frame, a rotating shaft is arranged in the frame, a first rotating disc is arranged at the output end of the rotating shaft, the top of the first rotary disc is provided with a second rotary disc, the inner part of the frame is provided with a cavity, the inner wall of the frame is provided with a first bearing, the number of the first bearings is two, the output end of the first bearing is provided with a first connecting rod, the top of the first connecting rod is provided with a first gear, the frame is rotationally connected with the first gear through a first connecting rod, a first transmission belt is arranged between the second turntable and the first gear, a second gear is arranged at the top of the first gear, the first gear is meshed with the second gear, a second connecting rod is arranged at the bottom of the second gear, the bottom of the second connecting rod is provided with a second bearing, and the outer side of the second connecting rod is provided with a third turntable.

Preferably, the pivot is welded with first carousel, first carousel and second carousel parallel arrangement, first carousel and second carousel are run through to the pivot, pivot and the coincidence of second carousel axis.

Preferably, the second gear is welded with the second connecting rod, a second bearing is arranged at the bottom of the second gear, and the second gear is rotatably connected with the rack through the second bearing.

Preferably, the inside third bearing that is provided with of frame, the third bearing output is provided with the third connecting rod, the third connecting rod outside is provided with the work carousel, work carousel bottom is provided with the fourth carousel, third connecting rod bottom is provided with the flabellum, the frame is connected with the flabellum rotation through the third bearing.

Preferably, a second transmission belt is arranged between the third turntable and the fourth turntable, and the third turntable is driven by the second transmission belt and the fourth turntable in a chain mode.

Preferably, a through hole is formed in the frame, a fixing rod is arranged in the through hole, the cross section of the fixing rod is T-shaped, a fixing block is arranged at the bottom of the fixing rod, and the fixing rod is welded with the fixing block.

Preferably, the fixed block quantity is provided with a plurality ofly, the inside spout of having seted up of fixed block, spout and pivot sliding connection, the bleeder vent has been seted up to the fixed block outer wall, bleeder vent quantity is provided with a plurality ofly.

In the technical scheme, the utility model provides the following technical effects and advantages:

drive first carousel and second carousel through the pivot, the second carousel passes through the first drive belt simultaneously and drives first gear, first gear and head rod cooperation, head rod and first bearing cooperation, simultaneously the first gear drives the second gear rotation, the second gear passes through the second connecting rod and the cooperation of second bearing, make the third carousel rotate, the third carousel drives the fourth carousel rotation through the second drive belt, simultaneously the fourth carousel passes through the third bearing and drives the third connecting rod, the third connecting rod drives the flabellum and rotates, the flabellum passes through the hole and bloies to the pivot, wind gets into inside the fixed block through the bleeder vent of fixed block surface, thereby take away the heat that the during operation produced, rotate the pivot through the inside spout of fixed block simultaneously, support the pivot through the fixed block, thereby the rotation precision of device has been improved.

Drawings

In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic top view of a fixing rod according to the present invention;

FIG. 3 is a schematic perspective view of a fixing block according to the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

fig. 5 is an enlarged schematic view of the structure at B in fig. 1 according to the present invention.

Description of reference numerals:

1. a frame; 2. a rotating shaft; 3. a first turntable; 4. a second turntable; 5. a cavity; 6. a first bearing; 7. a first connecting rod; 8. a first gear; 9. a first drive belt; 10. a second gear; 11. a second connecting rod; 12. a second bearing; 13. a third turntable; 14. a second belt; 15. a third bearing; 16. a third connecting rod; 17. a working turntable; 18. a fourth turntable; 19. a fan blade; 20. a through hole; 21. fixing the rod; 22. a fixed block; 23. a chute; 24. and (4) air holes.

Detailed Description

In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.

The utility model provides a supporting device of a machine tool main shaft as shown in figures 1-5, which comprises a frame 1, wherein a rotating shaft 2 is arranged in the frame 1, a first rotating disc 3 is arranged at the output end of the rotating shaft 2, a second rotating disc 4 is arranged at the top of the first rotating disc 3, a cavity 5 is arranged in the frame 1, a first bearing 6 is arranged on the inner wall of the frame 1, two first bearings 6 are arranged, a first connecting rod 7 is arranged at the output end of the first bearing 6, a first gear 8 is arranged at the top of the first connecting rod 7, the frame 1 is rotatably connected with the first gear 8 through the first connecting rod 7, a first transmission belt 9 is arranged between the second rotating disc 4 and the first gear 8, a second gear 10 is arranged at the top of the first gear 8, the first gear 8 is meshed with the second gear 10, a second connecting rod 11 is arranged at the bottom of the second gear 10, the bottom of the second connecting rod 11 is provided with a second bearing 12, and the outer side of the second connecting rod 11 is provided with a third rotating disc 13.

Further, in above-mentioned technical scheme, pivot 2 and the welding of first carousel 3,

first carousel

3 and 4 parallel arrangement of second carousel, pivot 2 runs through first carousel 3 and second carousel 4, pivot 2 and the coincidence of 4 axis of second carousel are convenient for drive first carousel 3 and the rotation of second carousel 4 simultaneously through pivot 2, have improved the work efficiency of device.

Further, in the above technical solution, the second gear 10 is welded to the second connecting rod 11, the second bearing 12 is disposed at the bottom of the second gear 10, and the second gear 10 is rotatably connected to the frame 1 through the second bearing 12, so that the second gear 10 can be rotated conveniently.

Further, in above-mentioned technical scheme, frame 1 is inside to be provided with third bearing 15, the 15 output of third bearing is provided with third connecting rod 16, the third connecting rod 16 outside is provided with work carousel 17, work carousel 17 bottom is provided with fourth carousel 18, third connecting rod 16 bottom is provided with flabellum 19, frame 1 rotates with flabellum 19 through third bearing 15 and is connected, blows off through flabellum 19 to the heat of device inside.

Further, in the above technical solution, a second transmission belt 14 is arranged between the third rotating disc 13 and the fourth rotating disc 18, and the third rotating disc 13 is chain-driven by the second transmission belt 14 and the fourth rotating disc 18, so that the working efficiency of the device is improved.

Further, in the above technical scheme, a through hole 20 is formed in the rack 1, a fixing rod 21 is arranged in the through hole 20, the cross section of the fixing rod 21 is shaped like a T, a fixing block 22 is arranged at the bottom of the fixing rod 21, the fixing rod 21 is welded to the fixing block 22, and heat in the fixing block 22 is effectively dissipated through the through hole 20.

Further, in the above technical scheme, the fixed block 22 is provided with a plurality of in quantity, the inside spout 23 of having seted up of fixed block 22, spout 23 and pivot 2 sliding connection, bleeder vent 24 has been seted up to the fixed block 22 outer wall, bleeder vent 24 is provided with a plurality ofly in quantity, provides the heat dissipation function, plays the supporting role simultaneously.

The specific implementation mode is as follows: when the device is in actual use, the first rotating disc and the second rotating disc can be driven through the rotating shaft, meanwhile, the second rotating disc drives the first gear through the first driving belt, the first gear is matched with the first connecting rod, the first connecting rod is matched with the first bearing, meanwhile, the first gear drives the second gear to rotate, the second gear is matched with the second bearing through a second connecting rod to enable the third turntable to rotate, the third turntable drives the fourth turntable to rotate through a second driving belt, meanwhile, the fourth turntable drives a third connecting rod through a third bearing, the third connecting rod drives the fan blades to rotate, the fan blades blow air to the rotating shaft through the through holes, the air enters the fixed block through the air holes on the outer surface of the fixed block, therefore, heat generated during working is taken away, the rotating shaft is rotated through the sliding groove in the fixing block, and the rotating shaft is supported through the fixing block, so that the rotating precision of the device is improved.

This practical theory of operation:

referring to the attached drawings 1-5 of the specification, when heat dissipation needs to be performed on the bearing, the first rotary table 3 and the second rotary table 4 can be driven by the rotary shaft 2, meanwhile, the second rotary table 4 drives the first gear 8 by the first transmission belt 9, the first gear 8 is matched with the first connecting rod 7, the first connecting rod 7 is matched with the first bearing 6, meanwhile, the first gear 8 drives the second gear 10 to rotate, the second gear 10 is matched with the second bearing 12 by the second connecting rod 11, so that the third rotary table 13 rotates, the third rotary table 13 drives the fourth rotary table 18 to rotate by the second transmission belt 14, meanwhile, the fourth rotary table 18 drives the third connecting rod 16 by the third bearing 15, the third connecting rod 16 drives the fan blades 19 to rotate, the fan blades 19 blow air to the rotary shaft 2 through the through holes 20, the air enters the inside of the fixed block 22 through the air holes 24 on the outer surface of the fixed block 22, thereby taking away heat generated during operation, meanwhile, the rotating shaft 2 is rotated through the sliding groove 23 in the fixing block 22, and the rotating shaft 2 is supported through the fixing block 22, so that the rotating precision of the device is improved.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the utility model.

Claims

1. A support arrangement for a machine tool spindle, comprising a machine frame (1), characterized in that: the improved structure of the gear transmission mechanism is characterized in that a rotating shaft (2) is arranged in the rack (1), the output end of the rotating shaft (2) is provided with a first rotating disc (3), the top of the first rotating disc (3) is provided with a second rotating disc (4), a cavity (5) is formed in the rack (1), the inner wall of the rack (1) is provided with two first bearings (6), the number of the first bearings (6) is two, the output end of the first bearing (6) is provided with a first connecting rod (7), the top of the first connecting rod (7) is provided with a first gear (8), the rack (1) is rotatably connected with the first gear (8) through the first connecting rod (7), a first transmission belt (9) is arranged between the second rotating disc (4) and the first gear (8), the top of the first gear (8) is provided with a second gear (10), and the first gear (8) is meshed with the second gear (10), the bottom of the second gear (10) is provided with a second connecting rod (11), the bottom of the second connecting rod (11) is provided with a second bearing (12), and a third rotary table (13) is arranged on the outer side of the second connecting rod (11).

2. A supporting device of a main shaft of a machine tool according to claim 1, wherein: pivot (2) and first carousel (3) welding, first carousel (3) and second carousel (4) parallel arrangement, first carousel (3) and second carousel (4) are run through in pivot (2), pivot (2) and the coincidence of second carousel (4) axis.

3. A supporting device of a main shaft of a machine tool according to claim 1, wherein: the second gear (10) is welded with a second connecting rod (11), a second bearing (12) is arranged at the bottom of the second gear (10), and the second gear (10) is rotatably connected with the rack (1) through the second bearing (12).

4. A supporting device of a main shaft of a machine tool according to claim 1, wherein: frame (1) inside is provided with third bearing (15), third bearing (15) output is provided with third connecting rod (16), third connecting rod (16) outside is provided with work carousel (17), work carousel (17) bottom is provided with fourth carousel (18), third connecting rod (16) bottom is provided with flabellum (19), frame (1) rotates with flabellum (19) through third bearing (15) and is connected.

5. A supporting device of a machine tool spindle according to claim 4, characterized in that: a second transmission belt (14) is arranged between the third rotary table (13) and the fourth rotary table (18), and the third rotary table (13) is driven by the second transmission belt (14) and the fourth rotary table (18) in a chain mode.

6. A supporting device of a main shaft of a machine tool according to claim 1, wherein: through-hole (20) have been seted up to frame (1) inside, through-hole (20) inside is provided with dead lever (21), dead lever (21) cross sectional shape sets up to the T font, dead lever (21) bottom is provided with fixed block (22), dead lever (21) and fixed block (22) welding.

7. A supporting device of a machine tool spindle according to claim 6, characterized in that: fixed block (22) quantity is provided with a plurality ofly, spout (23) have been seted up to fixed block (22) inside, spout (23) and pivot (2) sliding connection, bleeder vent (24) have been seted up to fixed block (22) outer wall, bleeder vent (24) quantity is provided with a plurality ofly.