CN219403239U - Rotary table circular grating mounting structure and workbench - Google Patents
Rotary table circular grating mounting structure and workbench Download PDFInfo
- Publication number
- CN219403239U CN219403239U CN202320785756.6U CN202320785756U CN219403239U CN 219403239 U CN219403239 U CN 219403239U CN 202320785756 U CN202320785756 U CN 202320785756U CN 219403239 U CN219403239 U CN 219403239U
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- rotary table
- circular grating
- mounting seat
- turntable
- mounting structure
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Abstract
The utility model discloses a rotary table circular grating mounting structure, which comprises a rotary table turntable, a rotary table base, a rotary table mandrel and a circular grating, wherein the circular grating mounting structure is positioned at the bottom of the rotary table base; the circular grating mounting structure comprises a transmission shaft, a mounting seat and a cover plate, wherein the transmission shaft is fixedly connected with the turntable mandrel, the mounting seat is sleeved on the transmission shaft and is provided with an opening, the circular grating is accommodated and mounted in the mounting seat through the opening of the mounting seat, and the opening of the mounting seat is blocked by the cover plate; be provided with the drain way in the mount pad, drain way one end intercommunication mount pad is towards revolving stage dabber one side, and the other end communicates to mount pad peripheral surface, lets out seepage fluid. According to the utility model, the installation structure is arranged below the turntable base to improve the compatibility of the turntable, and the installation structure is integrally sealed and internally provided with the oil drainage passage to prevent the grating from being polluted by oil. The utility model also comprises a workbench.
Description
Technical Field
The utility model relates to a numerical control machine tool, in particular to a rotary table circular grating mounting structure and a workbench with the same.
Background
The rotary table is mainly matched with machining tables such as milling machines, grinding machines and the like, the precision of the rotary table directly influences the performance of a machining machine tool, and in order to ensure the rotation precision of the rotary table, a circular grating is generally added on the rotary table to assist in rotary machining with multiple angles and micro feeding. The rotary table is required to be generally compatible with the single-station numerical control machining workbench, the rotary table cannot be installed at the top of the rotary table as the conventional grating installation structure is, if the circular grating installation structure is installed in the inner cavity structure of the rotary table base, the circular grating selection is limited, the rotary table base structure is affected, and the compatibility of the rotary table base is damaged. And the circular grating arranged in the inner cavity of the turntable base is difficult to hermetically package and is easy to pollute and damage, so that the rotation reliability of the turntable is affected.
In order to solve the above technical problems, it is necessary to provide a rotary table circular grating mounting structure, which enhances the protection capability of the circular grating mounting structure and prevents the influence of the circular grating mounting structure on the selection of the circular grating and the compatibility of the rotary table structure.
Disclosure of Invention
Aiming at the defects existing in the prior art, the main purpose of the utility model is to provide the rotary table circular grating mounting structure, which is characterized in that the circular grating is mounted at the bottom of the rotary table base, and the mounting structure is in modularized design, so that the type selection range of the circular grating is enlarged, and the circular grating is convenient to select according to actual requirements. The mounting structure is of a closed structure and is provided with an oil drainage passage to prevent the round grating from being polluted.
Another object of the present utility model is to provide a table having a turntable provided with the aforementioned turntable round grating mounting structure, which is excellent in protection performance, accurate in measurement, and capable of universal compatibility with a single-station processing table.
To achieve the above objects and other advantages, the present utility model provides the following technical solutions:
the utility model discloses a rotary table circular grating mounting structure which comprises a rotary table turntable, a rotary table base, a rotary table mandrel and a circular grating, wherein the rotary table circular grating mounting structure is positioned at the bottom of the rotary table base;
the rotary table circular grating mounting structure comprises a transmission shaft, a mounting seat and a cover plate, wherein the transmission shaft is fixedly connected with the rotary table mandrel, the mounting seat is sleeved on the transmission shaft and is provided with an opening, the circular grating is accommodated and mounted in the mounting seat through the opening of the mounting seat, and the opening of the mounting seat is blocked by the cover plate;
the oil drainage device is characterized in that an oil drainage channel is arranged in the mounting seat, one end of the oil drainage channel is communicated with one side, facing the mandrel of the rotary table, of the mounting seat, and the other end of the oil drainage channel is communicated to the outer circumferential surface of the mounting seat to drain leaked oil.
Further, the mounting seat further comprises a concave portion, the concave portion is arranged on one side, facing the rotary table mandrel, of the mounting seat, and an oil inlet of the oil drain passage is arranged at the bottom of the concave portion.
Further, the transmission shaft further comprises a protruding portion, and the transmission shaft is connected with the turntable mandrel through the protruding portion.
Further, the boss portion is received in the recess of the mount, a gap being formed between the boss and the recess.
Further, the cover plate is fixed on the mounting seat through bolts.
Further, the sealing device also comprises a sealing ring, wherein the sealing ring is connected to the cover plate and seals the contact position of the cover plate and the opening of the mounting seat.
Further, the grating is fixed at the bottom of the mounting seat through bolts.
Further, the device also comprises an adjusting gasket, wherein the adjusting gasket is arranged between an installation joint surface formed by connecting the circular grating with the installation seat and the transmission shaft.
On the other hand, the utility model also comprises a workbench, wherein the workbench comprises a rotary table, and the rotary table circular grating mounting structure is arranged in the rotary table.
Further, the contact surface of the turntable mandrel in the turntable and the turntable base is sealed through a Gellan ring.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the rotary table circular grating mounting structure, the circular grating mounting module is arranged below the rotary table base by adjusting the circular grating mounting position, so that the reduction of compatibility of the rotary table base caused by the arrangement of the mounting structure in the rotary table base is avoided, and the rotary table can be compatible with a processing workbench and can be exchanged with the same-series rotary table base in a common mode.
2. According to the rotary table circular grating mounting structure, the circular gratings are mounted below the rotary table, and the circular grating mounting structure is subjected to modularized design, so that the selection range of the circular gratings is enlarged, different circular gratings can be conveniently selected according to requirements by a production department, and the part selection cost is reduced.
3. The rotary table circular grating mounting structure is of a closed structure, and is provided with the oil drainage passage, so that an oil way in the rotary table can be effectively separated from the circular grating, and meanwhile, leaked oil in an oil way of a mandrel above the mounting structure can be timely drained out, so that the circular grating is protected from pollution.
4. According to the turntable, the joint surface of the turntable mandrel and the turntable base takes the Gelai ring as a sealing structure, so that the problems that when a conventional O-shaped sealing ring is adopted, the sealing ring is too tightly matched with the turntable base and the turntable mandrel, the load of a turntable driving motor is too large, and the accuracy of the measuring position of the lower circular grating is even affected can be effectively solved.
The foregoing description is only an overview of the present utility model, and is intended to provide a more clear understanding of the technical means of the present utility model, and may be practiced according to the teachings of the present specification, as hereinafter described in detail with reference to the accompanying drawings. Specific embodiments of the present utility model are shown in detail below with reference to examples and drawings.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present utility model, the drawings of the embodiments will be briefly described below. Wherein the showings are for the purpose of illustrating some embodiments of the utility model only and not for the purpose of limiting the same. In the drawings:
FIG. 1 is a schematic cross-sectional view of a turntable according to the present utility model;
FIG. 2 is an enlarged view of part of the I position of the rotary table circular grating mounting structure of the present utility model;
fig. 3 is a schematic view of an oil drainage path of the rotary table circular grating mounting structure in the utility model.
In the figure:
1. a turntable; 2. a turntable base; 3. a turntable mandrel; 31. a Gelai circle; 4. a circular grating mounting structure; 41. a transmission shaft; 411. a boss; 42. a mounting base; 421. a recessed portion; 422. a drain passage; 43. adjusting the gasket; 44. a cover plate; 441. a seal ring; 5. a circular grating.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other examples, which a person of ordinary skill in the art would obtain without undue burden based on the embodiments of the utility model, are within the scope of the utility model.
In the drawings, the shape and size may be exaggerated for clarity, and the same reference numerals will be used throughout the drawings to designate the same or similar components.
In the following description, terms such as center, thickness, height, length, front, back, rear, left, right, top, bottom, upper, lower, etc. are defined with respect to the configuration shown in the drawings, and in particular, "height" corresponds to the top-to-bottom dimension, "width" corresponds to the left-to-right dimension, and "depth" corresponds to the front-to-back dimension, are relative concepts, and thus may vary accordingly depending on the location and use of the terms, and therefore these or other orientations should not be interpreted as limiting terms.
Terms (e.g., "connected" and "attached") referring to an attachment, coupling, etc., refer to a relationship wherein these structures are directly or indirectly secured or attached to one another through intervening structures, as well as both movable or rigid attachments or relationships, unless expressly described otherwise.
To achieve the above objects and other advantages, the present utility model provides the following technical solutions:
fig. 1 to 3 are schematic structural views of a rotary table circular grating mounting structure and a workbench according to the present utility model, as shown in fig. 1, the rotary table circular grating mounting structure and the workbench according to the present utility model include a rotary table turntable 1, a rotary table base 2, a rotary table mandrel 3, a circular grating mounting structure 4, and a circular grating 5. The circular grating mounting structure 4 is positioned at the bottom of the turntable base 2, one end of the turntable mandrel 3 is connected with the turntable 1, and the other end penetrates through the turntable base 2 to be connected with the circular grating mounting structure 4.
The combined surface of the turntable mandrel 3 and the turntable base 2 takes the Gelai ring 31 as a sealing structure, and the Gelai ring type sealing structure is selected to effectively solve the problem that when a conventional O-shaped sealing ring is adopted, the load of a turntable driving motor is overlarge and even the accuracy of the measuring position of the lower circular grating 5 is influenced due to the fact that the conventional O-shaped sealing ring is too tightly matched with the turntable base 2 and the turntable mandrel 3.
Specifically, as shown in fig. 2 and 3, the circular grating mounting structure 4 includes a transmission shaft 41, a mounting seat 42 and a cover plate 44, the transmission shaft 41 is fixedly connected with the turntable mandrel 3, the mounting seat 42 is sleeved on the transmission shaft 41, the mounting seat 42 is provided with an opening, the circular grating 5 is accommodated and mounted inside the mounting seat 42 through the opening of the mounting seat 42, and the opening of the mounting seat 42 is blocked by the cover plate 44.
The drive shaft 41 includes a boss 411, and the drive shaft 41 is connected to the turntable spindle 3 through the boss 411. The connecting bolts fix the drive shaft 41 to the bottom of the turntable spindle 3.
The mounting base 42 includes a recess 421, and the recess 421 is disposed on a side of the mounting base 42 facing the turntable spindle 3. The inner diameter of the concave portion 421 is identical to the diameter of the turntable spindle 3. Preferably, the recess 421 is a ring groove.
The protruding portion 411 on the transmission shaft 41 is partially accommodated in the recessed portion 421 on the mounting seat 42, the outer diameter of the protruding portion 411 is slightly smaller than the inner diameter of the recessed portion 421, and a gap is formed between the protruding portion 411 and the recessed portion 421. The radial gap forms a channel for oil infiltration of the turntable mandrel 3, and the oil is accumulated in the concave part 421 after infiltration.
As shown in fig. 3, a drain passage 422 is provided in the mount 42, an oil inlet of the drain passage 422 is provided at the bottom of the recess 421, and the other end communicates to the outer peripheral surface of the mount 42, draining the leaked oil.
A boss is provided inside the mount 42, and the circular grating 5 is fixed to the boss by bolts. An adjusting gasket 43 is arranged between a joint surface formed by connecting the circular grating 5 and the boss and the transmission shaft 41 accommodated in the mounting seat 42, and the adjusting gasket 43 is used for accurately adjusting the assembly position of the circular grating 5.
The cover plate 44 is fixed on the mounting seat 42 through bolts, and the opening of the mounting seat 42 is blocked by the cover plate 44. A sealing ring 441 is installed at a contact position between the cover 44 and the inner wall of the mounting seat 42, and seals the inside of the mounting seat 42.
Through the structural design, the rotary table circular grating mounting structure 4 is arranged below the rotary table base 2, so that the rotary table can be compatible with a processing workbench and can be exchanged with the same-series rotary table base in a common way. The rotary table circular grating mounting structure 4 is of a closed structure, and is provided with an oil drainage passage 422, so that an oil way in the rotary table can be effectively separated from the circular grating 5, and meanwhile, oil leaking in the oil way of the rotary table mandrel 3 above the mounting structure can be timely drained out, so that the circular grating 5 is protected from pollution.
The utility model also relates to a workbench with the rotary table circular grating mounting structure, and the workbench is lower in accessory cost, higher in structural compatibility and higher in processing reliability by using the rotary table circular grating mounting structure 4.
Although embodiments of the present utility model have been disclosed above, it is not limited to the details and embodiments shown and described, it is well suited to various fields of use for which the utility model would be readily apparent to those skilled in the art, and accordingly, the utility model is not limited to the specific details and illustrations shown and described herein, without departing from the general concepts defined in the claims and their equivalents.
Claims (10)
1. The utility model provides a revolving platform circle grating mounting structure, includes revolving stage carousel, revolving stage base and revolving stage dabber and circle grating, its characterized in that:
the rotary table circular grating mounting structure is positioned at the bottom of the rotary table base, one end of the rotary table mandrel is connected with the rotary table turntable, and the other end of the rotary table mandrel penetrates through the rotary table base to be connected with the rotary table circular grating mounting structure;
the rotary table circular grating mounting structure comprises a transmission shaft, a mounting seat and a cover plate, wherein the transmission shaft is fixedly connected with the rotary table mandrel, the mounting seat is sleeved on the transmission shaft and is provided with an opening, the circular grating is accommodated and mounted in the mounting seat through the opening of the mounting seat, and the opening of the mounting seat is blocked by the cover plate;
the oil drainage device is characterized in that an oil drainage channel is arranged in the mounting seat, one end of the oil drainage channel is communicated with one side, facing the mandrel of the rotary table, of the mounting seat, and the other end of the oil drainage channel is communicated to the outer circumferential surface of the mounting seat to drain leaked oil.
2. The rotary table circular grating mounting structure according to claim 1, wherein: the mounting seat further comprises a concave portion, the concave portion is arranged on one side, facing the rotary table mandrel, of the mounting seat, and an oil inlet of the oil drain passage is arranged at the bottom of the concave portion.
3. The rotary table circular grating mounting structure according to claim 2, wherein: the transmission shaft further comprises a protruding portion, and the transmission shaft is connected with the turntable mandrel through the protruding portion.
4. A turret circular grating mounting structure according to claim 3, wherein: the boss portion is received in the recess of the mount, and a gap is formed between the boss and the recess.
5. The rotary table circular grating mounting structure according to claim 1, wherein: the cover plate is fixed on the mounting seat through bolts.
6. The turntable circular grating mounting structure according to claim 5, wherein: the sealing device also comprises a sealing ring, wherein the sealing ring is connected to the cover plate and seals the contact position of the cover plate and the opening of the mounting seat.
7. The rotary table circular grating mounting structure according to claim 1, wherein: the grating is fixed at the bottom of the mounting seat through bolts.
8. The turntable circular grating mounting structure according to claim 7, wherein: the device also comprises an adjusting gasket, wherein the adjusting gasket is arranged between an installation joint surface formed by connecting the circular grating with the installation seat and the transmission shaft.
9. The utility model provides a workstation, includes revolving platform, its characterized in that: the turntable comprises the turntable circular grating mounting structure as claimed in any one of claims 1 to 8.
10. The workstation of claim 9, wherein: the contact surface of the turntable mandrel in the turntable and the turntable base is sealed through a Gellan ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320785756.6U CN219403239U (en) | 2023-04-11 | 2023-04-11 | Rotary table circular grating mounting structure and workbench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320785756.6U CN219403239U (en) | 2023-04-11 | 2023-04-11 | Rotary table circular grating mounting structure and workbench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219403239U true CN219403239U (en) | 2023-07-25 |
Family
ID=87236001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320785756.6U Active CN219403239U (en) | 2023-04-11 | 2023-04-11 | Rotary table circular grating mounting structure and workbench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219403239U (en) |
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2023
- 2023-04-11 CN CN202320785756.6U patent/CN219403239U/en active Active
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