CN220838922U - Machine tool spindle rotation mechanism - Google Patents
Machine tool spindle rotation mechanism Download PDFInfo
- Publication number
- CN220838922U CN220838922U CN202322604690.9U CN202322604690U CN220838922U CN 220838922 U CN220838922 U CN 220838922U CN 202322604690 U CN202322604690 U CN 202322604690U CN 220838922 U CN220838922 U CN 220838922U
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- rotary
- transmission member
- rotating
- pipe
- tube
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- 230000007246 mechanism Effects 0.000 title claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims abstract description 57
- 238000007789 sealing Methods 0.000 claims abstract description 10
- 239000011324 bead Substances 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a main shaft rotating mechanism of a machine tool, which belongs to the technical field of main shaft rotation and comprises a rotating seat, a pipe body, a sealing cover, a first rotating transmission member, a second rotating transmission member, a rotating table and a driving shaft, wherein the pipe body is positioned on the side wall of the rotating seat and is communicated with the rotating seat, the sealing cover is positioned at two openings of the pipe body, the first rotating transmission member and the second rotating transmission member are arranged in the rotating seat and the pipe body, an inner connecting pipe is arranged at the inner bottom of the rotating seat, the driving shaft is arranged in the inner connecting pipe, the rotating table is arranged at the upper end of the rotating seat, a sinking groove is formed in the upper end face and the lower end face of the second rotating transmission member, and a supporting pipe is arranged at the sinking groove at the lower end of the second rotating transmission member. The rotary transmission assembly and the rotary seat are provided with the supporting tube, the supporting tube is utilized to play a supporting role on the rotary transmission assembly, the supporting tube is provided with the ball, the ball is directly contacted with the rotary transmission assembly, friction between the supporting tube and the rotary transmission assembly is effectively reduced, and maintenance and replacement times of the rotary transmission assembly are reduced.
Description
Technical Field
The utility model relates to the technical field of spindle rotation, in particular to a machine tool spindle rotation mechanism.
Background
The rotary worktable refers to a machine tool accessory, called a turntable or a fourth shaft for short, with a rotatable table top for clamping a workpiece and realizing rotation and indexing positioning. The turntable can be divided into a general turntable and a precise turntable according to different functions;
the rotation of revolving platform and driving shaft is realized to present lathe slewing mechanism adoption gyration transmission subassembly, and gyration transmission subassembly needs to overhaul after long-time use, because lacks certain support, can lead to gyration transmission subassembly degree of wear to be darker when gyration transmission subassembly shakes.
Disclosure of utility model
The utility model mainly aims to provide a main shaft rotating mechanism of a machine tool, which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a lathe main shaft rotary mechanism, including rotary seat, the body, the closing cap, first rotary transmission spare, the second rotary transmission spare, rotary table and driving shaft, the body is located the lateral wall of rotary seat and both communicates, the closing cap is located two opening parts of body, install first rotary transmission spare and second rotary transmission spare in rotary seat and the body, interior takeover is installed to the interior bottom of rotary seat, the inside of inscription pipe is equipped with the driving shaft, the upper end of rotary seat is equipped with the rotary table, the heavy groove has been seted up to the up terminal surface about the second rotary transmission spare, the lower extreme heavy groove department of second rotary transmission spare is equipped with the stay tube, the inner wall of stay tube is equipped with the screw thread portion of being connected with the inscription pipe, the ball is installed to the terminal surface trompil department of stay tube.
According to the preferred scheme of the utility model, the lower end of the supporting tube is provided with an annular groove, a tightening tube is embedded in the annular groove, the end face of the tightening tube is provided with a bead hole matched with the ball, and the tightening tube is in fastening connection with the supporting tube;
According to the preferred scheme of the utility model, the upper ends of the balls are contacted with the bottom surface of the sinking groove, and the surfaces of the balls and the sinking groove are designed smoothly;
According to the preferred scheme of the utility model, the threaded part and the supporting pipe are integrally designed, threads are arranged on the outer surface of the inner connecting pipe, the driving shaft penetrates through the inner connecting pipe, and the driving shaft is connected with the second rotary transmission member;
According to the preferred scheme, the first rotary transmission member is arranged on the two sealing covers in an erected mode, the sealing covers are connected with the first rotary transmission member through bearings, and the rotary table is connected with the second rotary transmission member;
According to the preferred scheme of the utility model, the inner connecting pipe, the rotary seat and the pipe body are integrally designed, and mounting vacancies are formed at four corners of the end face of the rotary seat.
Compared with the prior art, the utility model has the following beneficial effects:
According to the utility model, the support pipes are arranged on the rotary transmission assembly and the rotary seat, the support pipes are utilized to support the rotary transmission assembly, the balls are arranged on the support pipes and directly contact with the rotary transmission assembly, so that the friction between the support pipes and the rotary transmission assembly is effectively reduced, and the maintenance and replacement times of the rotary transmission assembly are reduced.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is an illustration of the rotary base, drive shaft and rotary drive assembly of the present utility model;
FIG. 3 is an illustration of the drive shaft and swing drive assembly of the present utility model;
Fig. 4 is an illustration of the slewing drive assembly, support tube and ball bearing and cinching tube of the present utility model.
In the figure: 1. a rotary base; 2. a tube body; 3. a cover; 4. a rotary transmission assembly; 41. a first rotary transmission member; 42. a second rotary transmission member; 43. sinking grooves; 5. a rotary table; 6. a driving shaft; 7. an inner connecting pipe; 8. a support tube; 9. a threaded portion; 10. a ball; 11. abutting the pipe; 12. bead wells.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
As shown in fig. 1-4, a main shaft rotating mechanism of a machine tool comprises a rotating seat 1, a pipe body 2, a sealing cover 3, a first rotating transmission member 41, a second rotating transmission member 42, a rotating table 5 and a driving shaft 6, wherein the first rotating transmission member 41 and the second rotating transmission member 42 form a rotating transmission assembly 4, the pipe body 2 is positioned on the side wall of the rotating seat 1 and communicated with the side wall, the sealing cover 3 is positioned at two openings of the pipe body 2, the rotating seat 1 and the pipe body 2 are internally provided with the first rotating transmission member 41 and the second rotating transmission member 42, the inner bottom of the rotating seat 1 is provided with an inner connecting pipe 7, the inner side of the inner connecting pipe 7 is provided with a driving shaft 6, the upper end of the rotating seat 1 is provided with a rotating table 5, the upper end surface and the lower end surface of the second rotating transmission member 42 are provided with a sinking groove 43, the lower end sinking groove 43 of the second rotating transmission member 42 is provided with a supporting pipe 8, the inner wall of the supporting pipe 8 is provided with a threaded part 9 connected with the inner connecting pipe 7, and an end surface opening of the supporting pipe 8 is provided with a ball 10; the thread part 9 is arranged on the inner wall of the supporting tube 8, the supporting tube 8 is aligned with the inner connecting tube 7, the supporting tube 8 is rotated to be installed on the inner connecting tube 7, thus the supporting piece installation of the rotary transmission assembly 4 is completed, and the upper end of the ball 10 contacts the second rotary transmission piece 42; the upper end of the ball 10 contacts the bottom surface of the sinking groove 43, so that abrasion during rotation can be effectively reduced, and the surfaces of the ball 10 and the sinking groove 43 are designed smoothly; the thread part 9 and the support tube 8 are integrally designed, threads are arranged on the outer surface of the inner connecting tube 7, the driving shaft 6 penetrates through the inner connecting tube 7, and the driving shaft 6 is connected with the second rotary transmission member 42; the first rotary transmission member 41 is arranged on the two sealing covers 3 in an erected mode, the sealing covers 3 are connected with the first rotary transmission member 41 through bearings, and the rotary table 5 is connected with the second rotary transmission member 42; the inner connecting pipe 7, the rotary seat 1 and the pipe body 2 are integrally designed, and mounting vacancies are formed at four corners of the end surface of the rotary seat 1; in use, when the second rotary transmission member 42 rotates, the balls 10 reduce the abrasion of the second rotary transmission member 42, and the supporting tube 8 and the balls 10 are arranged at the bottom of the second rotary transmission member 42 to play a supporting role;
The lower end of the supporting tube 8 is provided with an annular groove, a tightening tube 11 is embedded in the annular groove, the end surface of the tightening tube 11 is provided with a bead hole 12 matched with the ball 10, and the tightening tube 11 is fixedly connected with the supporting tube 8; the supporting tube 8 is provided with the abutting tube 11, the ball hole 12 formed in the abutting tube 11 is aligned with the ball 10, the ball 10 and the abutting tube 11 are smoothly designed, and the abutting tube 11 and the supporting tube 8 are connected through fasteners such as bolts, so that the abutting tube 11 and the supporting tube 8 are conveniently separated, and the ball 10 is conveniently replaced.
It should be noted that in this document, relational terms such as first and second (first and second), and the like are 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. Rather, 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. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a lathe main shaft rotation mechanism, includes rotary seat (1), body (2), closing cap (3), first rotation driving medium (41), second rotation driving medium (42), rotary table (5) and driving shaft (6), and body (2) are located the lateral wall of rotary seat (1) and both communicate, and closing cap (3) are located two openings department of body (2), install first rotation driving medium (41) and second rotation driving medium (42) in rotary seat (1) and body (2), its characterized in that: the inner bottom of the rotary seat (1) is provided with an inner connecting pipe (7), the inner part of the inner connecting pipe (7) is provided with a driving shaft (6), the upper end of the rotary seat (1) is provided with a rotary table (5), the upper end surface and the lower end surface of the second rotary transmission member (42) are provided with a sinking groove (43), the lower end sinking groove (43) of the second rotary transmission member (42) is provided with a supporting pipe (8), the inner wall of the supporting pipe (8) is provided with a threaded part (9) connected with the inner connecting pipe (7), and the end surface of the supporting pipe (8) is provided with a ball (10).
2. A machine tool spindle rotation mechanism according to claim 1, wherein: an annular groove is formed in the lower end of the supporting tube (8), a tight supporting tube (11) is embedded in the annular groove, a bead hole (12) matched with the ball (10) is formed in the end face of the tight supporting tube (11), and the tight supporting tube (11) is fixedly connected with the supporting tube (8).
3. A machine tool spindle rotation mechanism according to claim 1 or 2, wherein: the upper end of the ball (10) contacts the bottom surface of the sinking groove (43), and the surfaces of the ball (10) and the sinking groove (43) are designed smoothly.
4. A machine tool spindle rotation mechanism according to claim 3, wherein: the thread part (9) and the supporting tube (8) are integrally designed, threads are arranged on the outer surface of the inner connecting tube (7), the driving shaft (6) penetrates through the inner connecting tube (7), and the driving shaft (6) is connected with the second rotary transmission member (42).
5. A machine tool spindle rotation mechanism according to claim 4, wherein: the first rotary transmission member (41) is erected and installed on the two sealing covers (3), the sealing covers (3) are connected with the first rotary transmission member (41) through bearings, and the rotary table (5) is connected with the second rotary transmission member (42).
6. A machine tool spindle rotation mechanism according to claim 5, wherein: the inner connecting pipe (7), the rotary seat (1) and the pipe body (2) are integrally designed, and mounting vacancies are formed in four corners of the end face of the rotary seat (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322604690.9U CN220838922U (en) | 2023-09-25 | 2023-09-25 | Machine tool spindle rotation mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322604690.9U CN220838922U (en) | 2023-09-25 | 2023-09-25 | Machine tool spindle rotation mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220838922U true CN220838922U (en) | 2024-04-26 |
Family
ID=90784070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322604690.9U Active CN220838922U (en) | 2023-09-25 | 2023-09-25 | Machine tool spindle rotation mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220838922U (en) |
-
2023
- 2023-09-25 CN CN202322604690.9U patent/CN220838922U/en active Active
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