Waterproof structure of rotary table

Abstract

The utility model discloses a waterproof structure of a rotary table, the rotary table comprises a base and a cradle, the cradle is provided with a horizontal rotating shaft, the base is provided with a horizontal hole part for accommodating the horizontal rotating shaft, the waterproof structure comprises a first vertical ring and a second vertical ring, the outer side of the first vertical ring is hermetically connected with the base, and the outer side of the second vertical ring is hermetically connected with the cradle. The inner side of the first vertical ring accommodates the horizontal rotating shaft and penetrates through the horizontal hole part, the second vertical ring is located between the first vertical ring and the base, the second vertical ring is arranged on the horizontal rotating shaft in a sleeving mode, the outer edge of the second vertical ring and the inner edge of the first vertical ring are overlapped in the axis direction of the horizontal rotating shaft, and the outer edge of the second vertical ring and the inner edge of the first vertical ring are overlapped in the axis direction of the horizontal rotating shaft. And a drainage channel is arranged at the bottom of the first vertical ring. According to the waterproof structure of the rotary table, the joint of the base on the rotary table and the cradle can be protected, and water is prevented from entering the rotary table.

Description

Technical Field

[0001] The utility model relates to a turntable structure, in particular to a waterproof structure of the turntable. Background Art

[0002] The turntable is a commonly used auxiliary structure of a machine tool, which can rotate the workpiece so that the state of the workpiece meets the machining requirements.

[0003] Structurally, a turntable usually includes a base mounted on a machine tool worktable and a cradle rotatably connected to the base, and the cradle can be turned over.

[0004] However, cutting fluid is used during the machining process, and the cutting fluid will splash onto the connection between the cradle and the base, causing water to enter the turntable. Utility Model Content

[0005] The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, the utility model provides a waterproof structure of a turntable, which can protect the connection between the base and the cradle on the turntable to prevent water from entering.

[0006] According to a waterproof structure of a turntable in an embodiment of the utility model, the turntable includes a base and a cradle, the cradle has a horizontal rotation axis, and the base has a horizontal hole portion for accommodating the horizontal rotation axis.

[0007] Wherein, the waterproof structure includes a first vertical ring and a second vertical ring, the outer side of the first vertical ring is sealed and connected to the base, the inner side of the first vertical ring accommodates the horizontal rotating shaft passing through the horizontal hole portion, the second vertical ring is located between the first vertical ring and the base, the second vertical ring is sleeved on the horizontal rotating shaft, the outer edge of the second vertical ring and the inner edge of the first vertical ring overlap in the axial direction of the horizontal rotating shaft, and a drainage channel is arranged at the bottom of the first vertical ring.

[0008] According to a waterproof structure of a turntable in an embodiment of the utility model, the base includes a base ring, the first vertical ring is installed on one side of the base ring, a sealing ring is arranged on the inner side of the base ring, and the sealing ring is sleeved on the horizontal rotating shaft.

[0009] According to a waterproof structure of a turntable in an embodiment of the utility model, the base ring includes an end ring portion and a sleeve portion, the end ring portion is installed with the first vertical ring, the sleeve portion is located in the direction of the end ring portion facing away from the first vertical ring, and a mounting ring groove for accommodating the sealing ring is arranged at the connection between the end ring portion and the sleeve portion.

[0010] According to a waterproof structure of a turntable in an embodiment of the utility model, the sealing ring has a deformation ring groove and an inner ring and an outer ring forming the deformation ring groove, the deformation ring groove is arranged to face away from the first vertical ring, the inner surface of the inner ring abuts the horizontal rotating shaft, and the outer surface of the outer ring abuts the inner surface of the base ring.

[0011] According to a waterproof structure of a turntable in an embodiment of the utility model, a lip and two inclined edges for forming the lip are provided on one side of the inner ring close to the horizontal rotating shaft.

[0012] According to a waterproof structure of a turntable in an embodiment of the utility model, a first inner step and a second inner step are provided on a side of the first vertical ring close to the base, the area surrounded by the first inner step is used to accommodate the second vertical ring, and the area surrounded by the second inner step is used to form a gap between the second vertical ring and the base.

[0013] According to a waterproof structure of a turntable in an embodiment of the utility model, a groove is provided on one side of the first vertical ring close to the base, the groove is located at the bottom of the first vertical ring, and the groove connects the inner side and the outer side of the first vertical ring.

[0014] According to a waterproof structure of a turntable in an embodiment of the utility model, the first vertical ring includes an upper half ring and a lower half ring, or the first vertical ring includes a left half ring and a right half ring.

[0015] According to a waterproof structure of a turntable in an embodiment of the utility model, the cradle has a basket body, the basket body includes a mounting end connected to the horizontal rotating shaft, and the mounting end is used to mount the second vertical ring.

[0016] According to a waterproof structure of a turntable in an embodiment of the utility model, the mounting end has a first outer step, and the inner edge of the first vertical ring is located in the area surrounded by the first outer step.

[0017] A waterproof structure of a turntable according to an embodiment of the utility model has at least the following beneficial effects:

[0018] 1. The utility model can shield the cutting fluid by providing the first vertical ring, thereby preventing the cutting fluid from directly rushing to the connection between the base and the cradle, that is, preventing the cutting fluid from directly rushing to the connection between the horizontal rotating shaft and the horizontal hole portion.

[0019] 2. The utility model sets a second vertical ring, so when the cutting fluid splashes from the inner side of the first vertical ring to the horizontal hole portion, the second vertical ring can block it, so that the splashed cutting fluid flows downward along the second vertical ring, avoiding the cutting fluid from splashing to the horizontal hole portion.

[0020] 3. The utility model can discharge the cutting fluid that flies in from the inside of the first vertical ring, especially the cutting fluid blocked by the second vertical ring, by setting a drainage channel, so as to avoid the cutting fluid from accumulating in the gap between the first vertical ring and the base, and to avoid the cutting fluid from continuously accumulating and affecting the waterproof effect.

[0021] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0023] Figure 1 This is a schematic structural diagram of a turntable according to an embodiment of the utility model;

[0024] Figure 2 for Figure 1 A schematic structural diagram of a waterproof structure of a turntable is shown.

[0025] Figure markings: 1-base, 2-cradle, 3-horizontal rotation axis, 4-horizontal hole portion, 5-first vertical ring, 6-second vertical ring, 7-base ring, 8-sealing ring, 9-mounting ring groove, 10-deformation ring groove, 11-outer ring, 12-inner ring, 13-first inner step, 14-second inner step, 15-basket body, 16-mounting end, 17-first outer step. DETAILED DESCRIPTION

[0026] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0027] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0028] In the description of the present utility model, "several" means one or more, "more" means more than two, "greater than", "less than", "exceed" etc. are understood to exclude the number itself, and "above", "below", "within" etc. are understood to include the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0029] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0030] A waterproof structure of a turntable according to an embodiment of the utility model is described below in conjunction with the accompanying drawings.

[0031] Reference Figure 1 The utility model aims to provide an embodiment of a turntable. Structurally, the turntable includes a base 1 and a cradle 2. The cradle 2 is connected to the base 1 at two points, thereby stably supporting the cradle 2 and preventing the cradle 2 from shaking during the machining process.

[0032] Reference Figure 2 The utility model aims to provide an embodiment of a waterproof structure of a turntable, which is applied to the connection between a cradle 2 and a base 1.

[0033] Basically, the cradle 2 has a horizontal rotation axis 3 , and the base 1 has a horizontal hole 4 for accommodating the horizontal rotation axis 3 .

[0034] In detail, the waterproof structure includes a first vertical ring 5 and a second vertical ring 6. The outer side of the first vertical ring 5 is sealed and connected to the base 1. The inner side of the first vertical ring 5 accommodates the horizontal rotation shaft 3 which is passed through the horizontal hole 4. The second vertical ring 6 is located between the first vertical ring 5 and the base 1. The second vertical ring 6 is sleeved on the horizontal rotation shaft 3. The outer edge of the second vertical ring 6 and the inner edge of the first vertical ring 5 overlap in the axial direction of the horizontal rotation shaft 3. A drainage channel is provided at the bottom of the first vertical ring 5.

[0035] It is easy to understand that, in this embodiment, by providing the first vertical ring 5 , the cutting fluid can be shielded to prevent the cutting fluid from directly rushing to the connection between the base 1 and the cradle 2 , that is, to prevent the cutting fluid from directly rushing to the connection between the horizontal rotating shaft 3 and the horizontal hole portion 4 .

[0036] It is easy to understand that in this embodiment, the second vertical ring 6 is provided. Therefore, when the cutting fluid splashes from the inner side of the first vertical ring 5 to the horizontal hole portion 4, the second vertical ring 6 can block it, so that the splashed cutting fluid flows downward along the second vertical ring 6, thereby preventing the cutting fluid from splashing to the horizontal hole portion 4.

[0037] It is easy to understand that, by providing a drainage channel, this embodiment can discharge the cutting fluid that flies in from the inside of the first vertical ring 5, especially the cutting fluid blocked by the second vertical ring 6, to avoid the cutting fluid from accumulating in the gap between the first vertical ring 5 and the base 1, and to avoid the cutting fluid from continuously accumulating and affecting the waterproof effect.

[0038] In some specific embodiments of the present invention, the base 1 may include a base ring 7 , a first vertical ring 5 is installed on one side of the base ring 7 , a sealing ring 8 is arranged on the inner side of the base ring 7 , and the sealing ring 8 is sleeved on the horizontal shaft 3 .

[0039] It is easy to understand that, in this embodiment, by providing the sealing ring 8, it is possible to achieve sealing between the horizontal shaft 3 and the horizontal hole 4, thereby preventing the cutting fluid from penetrating into the interior of the base 1 and protecting the rotating mechanism from corrosion.

[0040] It is easy to understand that, in this embodiment, the first vertical ring 5 and the second vertical ring 6 can reduce the chance of cutting fluid contacting the sealing ring 8, thereby extending the service life of the sealing ring 8.

[0041] In some specific embodiments of the present invention, the base ring 7 can include an end ring portion and a sleeve portion, the end ring portion is installed with the first vertical ring 5, the sleeve portion is located in the direction of the end ring portion facing away from the first vertical ring 5, and a mounting ring groove 9 for accommodating the sealing ring 8 is provided at the connection between the end ring portion and the sleeve portion.

[0042] It is easy to understand that, by providing the end ring portion, the present embodiment can meet the need for installing the second vertical ring 6 .

[0043] It is easy to understand that, by providing the shaft sleeve portion, this embodiment can extend the matching length between the base ring 7 and the horizontal rotating shaft 3 and improve the reliability of the seal. At the same time, it is also convenient to provide the installation ring groove 9 to meet the needs of installing the sealing ring 8.

[0044] In some specific embodiments of the present invention, the sealing ring 8 can have a deformation ring groove 10 and an inner ring 12 and an outer ring 11 that form the deformation ring groove 10. The deformation ring groove 10 is arranged to face away from the first vertical ring 5. The inner surface of the inner ring 12 abuts the horizontal rotating shaft 3, and the outer surface of the outer ring 11 abuts the inner surface of the base ring 7.

[0045] It is easy to understand that in this embodiment, by providing the deformable ring groove 10 and the inner ring 12 and the outer ring 11 that form the deformable ring groove 10, the sealing ring 8 has an elastic deformation ability that exceeds its own material. The inner ring 12 can fit well with the horizontal rotating shaft 3. At the same time, the outer ring 11 can fit well with the installation ring groove 9, thereby improving the sealing ability.

[0046] In some specific embodiments of the present invention, a lip and two oblique edges for forming the lip may be provided on one side of the inner ring 12 close to the horizontal rotation axis 3 .

[0047] It is easy to understand that, by providing the lip and the two bevel edges, this embodiment can, on the one hand, reduce the contact between the inner ring 12 and the horizontal shaft 3 and reduce wear.

[0048] At the same time, the oblique edge is elastically in contact with the horizontal rotating shaft 3 to ensure that the sealing effect is not affected during the rotation process.

[0049] In some specific embodiments of the present invention, a first inner step 13 and a second inner step 14 may be provided on a side of the first vertical ring 5 close to the base 1, the area surrounded by the first inner step 13 is used to accommodate the second vertical ring 6, and the area surrounded by the second inner step 14 is used to form a gap between the second vertical ring 6 and the base 1.

[0050] It is easy to understand that in this embodiment, the first inner step 13 and the second inner step 14 reserve space for setting a gap and installing the second vertical ring 6, which meets the design requirements and reduces the manufacturing difficulty.

[0051] In some specific embodiments of the present invention, a groove may be provided on one side of the first vertical ring 5 close to the base 1 , the groove is located at the bottom of the first vertical ring 5 , and the groove connects the inner side and the outer side of the first vertical ring 5 .

[0052] It is easy to understand that in this embodiment, the groove is provided so that the groove cooperates with the side of the base 1 to form a drainage channel, thereby reducing the manufacturing difficulty. At the same time, the cross-sectional size of the drainage channel is larger, which is convenient for water and chip removal.

[0053] In some specific embodiments of the present invention, the first vertical ring 5 may include an upper half ring and a lower half ring.

[0054] It is easy to understand that in this embodiment, by making the first vertical ring 5 consist of two half rings, assembly and maintenance are convenient and the workload is reduced.

[0055] At the same time, the cutting fluid is not easy to penetrate into the connection between the upper half ring and the lower half ring.

[0056] In some specific embodiments of the present invention, the first vertical ring 5 may include a left half ring and a right half ring.

[0057] It is easy to understand that in this embodiment, by making the first vertical ring 5 include a left half ring and a right half ring, it is also convenient to install from both sides of the base 1, which is convenient for operation. At the same time, it avoids setting a drainage channel to affect the strength of the half ring.

[0058] In some specific embodiments of the present invention, the cradle 2 may include a basket body 15 , and the basket body 15 includes a mounting end 16 connected to the horizontal rotation shaft 3 , and the mounting end 16 is used to mount the second vertical ring 6 .

[0059] It is easy to understand that, in this embodiment, by providing the mounting end 16 , different processing requirements can be met by replacing different basket bodies 15 , without changing the connection between the horizontal rotating shaft 3 and the horizontal hole portion 4 .

[0060] Moreover, it is easy to install the second vertical ring 6 on the installation end 16, and the modification of the horizontal rotation shaft 3 is small.

[0061] In some specific embodiments of the present invention, the mounting end 16 may have a first outer step 17 , and the inner edge of the first vertical ring 5 is located in the area surrounded by the first outer step 17 .

[0062] It is easy to understand that, in this embodiment, by providing the first outer step 17, the first outer step 17 and the first vertical ring 5 cooperate to form a second overlap, thereby reducing the probability of cutting fluid entering the inner side of the first vertical ring 5 and further improving the waterproof effect.

[0063] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "illustrative embodiments", "examples", "specific examples", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0064] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A waterproof structure of a turntable, the turntable comprising a base (1) and a cradle (2), the cradle (2) having a horizontal rotation axis (3), the base (1) having a horizontal hole (4) for accommodating the horizontal rotation axis (3), characterized in that: The waterproof structure comprises a first vertical ring (5) and a second vertical ring (6), the outer side of the first vertical ring (5) is sealed and connected to the base (1), the inner side of the first vertical ring (5) accommodates the horizontal rotation shaft (3) and is arranged through the horizontal hole (4), the second vertical ring (6) is located between the first vertical ring (5) and the base (1), the second vertical ring (6) is sleeved on the horizontal rotation shaft (3), the outer edge of the second vertical ring (6) and the inner edge of the first vertical ring (5) overlap in the axial direction of the horizontal rotation shaft (3), and a drainage channel is arranged at the bottom of the first vertical ring (5).

2. The waterproof structure of a turntable according to claim 1, characterized in that: The base (1) comprises a base ring (7), the first vertical ring (5) is mounted on one side of the base ring (7), a sealing ring (8) is arranged on the inner side of the base ring (7), and the sealing ring (8) is sleeved on the horizontal rotating shaft (3).

3. The waterproof structure of a turntable according to claim 2, characterized in that: The base ring (7) comprises an end ring portion and a shaft sleeve portion, wherein the end ring portion is mounted with the first vertical ring (5), the shaft sleeve portion is located in a direction of the end ring portion facing away from the first vertical ring (5), and a mounting ring groove (9) for accommodating the sealing ring (8) is provided at the connection between the end ring portion and the shaft sleeve portion.

4. The waterproof structure of a turntable according to claim 2, characterized in that: The sealing ring (8) has a deformation ring groove (10) and an inner ring (12) and an outer ring (11) forming the deformation ring groove (10); the deformation ring groove (10) is arranged to face away from the first vertical ring (5); the inner surface of the inner ring (12) abuts against the horizontal rotating shaft (3); and the outer surface of the outer ring (11) abuts against the inner surface of the base ring (7).

5. The waterproof structure of a turntable according to claim 4, characterized in that: A lip and two oblique edges for forming the lip are provided on one side of the inner ring (12) close to the horizontal rotating shaft (3).

6. The waterproof structure of a turntable according to claim 1, characterized in that: A first inner step (13) and a second inner step (14) are provided on a side of the first vertical ring (5) close to the base (1); the area enclosed by the first inner step (13) is used to accommodate the second vertical ring (6), and the area enclosed by the second inner step (14) is used to form a gap between the second vertical ring (6) and the base (1).

7. The waterproof structure of a turntable according to claim 1, characterized in that: A groove is provided on one side of the first vertical ring (5) close to the base (1), the groove is located at the bottom of the first vertical ring (5), and the groove connects the inner side and the outer side of the first vertical ring (5).

8. The waterproof structure of a turntable according to claim 1, characterized in that: The first vertical ring (5) comprises an upper half ring and a lower half ring, or the first vertical ring (5) comprises a left half ring and a right half ring.

9. The waterproof structure of a turntable according to claim 1, characterized in that: The cradle (2) has a basket body (15), the basket body (15) includes a mounting end (16) connected to the horizontal rotation shaft (3), and the mounting end (16) is used to mount the second vertical ring (6).

10. The waterproof structure of a turntable according to claim 9, characterized in that: The mounting end (16) has a first outer step (17), and the inner edge of the first vertical ring (5) is located in the area surrounded by the first outer step (17).

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