CN219665723U - Concealed oil way distributor of rotary table - Google Patents

Abstract

The utility model discloses a built-in oil way distributor of a rotary table, which comprises: the oil path block is arranged on one side of the turntable body far away from the workbench, a plurality of external oil pipes are arranged outside the turntable body, and a plurality of first oil paths which are communicated with the external oil pipes one by one are arranged inside the turntable body; the oil distribution sleeve is fixedly arranged in the turntable body and is provided with a plurality of second oil ways which are communicated with the first oil ways one by one; the oil distribution rod is provided with a plurality of third oil ways, the third oil ways penetrate through one end of the oil distribution rod, which is close to the workbench, a plurality of annular oil grooves are arranged between the oil distribution rod and the oil distribution sleeve, and the annular oil grooves are respectively communicated with the second oil ways and the third oil ways. The utility model can continuously provide oil for the clamp on the workbench, avoid the winding of the external oil pipe and ensure the normal rotation of the workbench.

Description

Concealed oil way distributor of rotary table

Technical Field

The utility model relates to the technical field of oil way distributors, in particular to a built-in oil way distributor of a rotary table.

Background

The numerical control rotary table is an important machine tool accessory, is mainly applied to a machining center and a numerical control boring and milling machine, is a workbench used for placing a product to be machined, and can rotate around a rotary shaft of the workbench to any position and be fixed at the position, and is also called a rotary workbench.

The numerical control rotary table comprises a rotary table body, a workbench rotatably connected to the rotary table body and a driving device for driving the workbench to rotate, when the numerical control rotary table is used, a clamp is usually fixed on the workbench of the numerical control rotary table, and then a product to be processed is fixed on the clamp.

However, the hydraulic clamp or the pneumatic clamp needs to be connected with an oil pipe or an air pipe, the existing clamp generally adopts a mode of externally arranging pipelines, the externally arranged pipelines are complicated to influence the appearance, and in addition, the externally arranged pipelines are easy to wind in the rotating process of the workbench, so that the rotating angle of the workbench is limited.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the concealed oil way distributor of the turntable, which can continuously provide oil for the clamp on the workbench, prevent the external oil pipe from winding and ensure the normal rotation of the workbench.

According to an embodiment of the utility model, a built-in oil way distributor of a turntable comprises: the oil way block is arranged at one side of the turntable body far away from the workbench, a plurality of external oil pipes are arranged outside the turntable body, a plurality of first oil ways which are communicated with the external oil pipes one by one are arranged inside the turntable body, and the first oil ways penetrate through one side of the oil way block close to the turntable body; the oil distribution sleeve is fixedly arranged in the turntable body, one side, close to the turntable body, of the oil path block is connected with one end of the oil distribution sleeve, the oil distribution sleeve is provided with a plurality of second oil paths, the second oil paths are respectively communicated with the first oil paths one by one, and the second oil paths penetrate through the inner side of the oil distribution sleeve; the oil distribution rod is arranged in the oil distribution sleeve in a penetrating mode, one end of the oil distribution rod penetrates through the workbench, the other end of the oil distribution rod is connected with the oil distribution sleeve in a rotating mode, the oil distribution rod is fixedly connected with the workbench, a plurality of annular oil grooves are formed between the oil distribution rod and the oil distribution sleeve, O-shaped sealing rings are arranged between the adjacent annular oil grooves, a plurality of second oil ways are respectively communicated with the annular oil grooves one by one, a plurality of third oil ways are arranged on the oil distribution rod, the third oil ways are respectively communicated with the annular oil grooves one by one, and the third oil ways penetrate through the oil distribution rod and are close to one end of the workbench.

The concealed oil way distributor of the turntable has at least the following beneficial effects:

1. according to the utility model, the oil way block is arranged, the plurality of external oil pipes are arranged outside the oil way block, the plurality of first oil ways are arranged inside the oil way block, and the oil way block is arranged on one side of the turntable body away from the workbench, so that the external oil pipes can be used for oil feeding or oil returning, the external oil pipes can be assembled together, the external oil pipes are simple to connect, and the installation, the overhaul, the replacement and the later maintenance of the external oil pipes are convenient.

2. According to the utility model, the oil distribution sleeve and the oil distribution rod are arranged and are in rotary connection, the annular oil groove is arranged between the oil distribution sleeve and the oil distribution rod, the first oil way of the oil way block is communicated with the second oil way of the oil distribution sleeve, the annular oil groove is respectively communicated with the second oil way of the oil distribution sleeve and the third oil way of the oil distribution rod, when the workbench rotates, the oil way block and the oil distribution sleeve are fixed, the oil distribution rod rotates along with the workbench, and oil sequentially enters the clamp from the external oil pipe, the first oil way, the second oil way, the annular oil groove and the third oil way, so that the oil can be continuously supplied to the clamp on the workbench, the winding of the external oil pipe is avoided, and the normal rotation of the workbench is ensured.

3. According to the utility model, the O-shaped sealing ring is arranged, so that the tightness between two adjacent annular oil grooves can be ensured, and the oil in the two adjacent annular oil grooves is prevented from channeling each other.

According to some embodiments of the utility model, the inner wall of the oil distribution sleeve is provided with a first groove for accommodating the O-ring.

The beneficial effects are that: through setting up first recess, first recess holding O type sealing washer, when the distributing boom rotates along with the workstation, first recess can carry out spacingly to O type sealing washer to, avoid O type sealing washer to bear radial force, prevent O type sealing washer aversion, improve O type sealing washer's life.

According to some embodiments of the utility model, the oil distributing sleeve is provided with a second groove, the oil distributing rod is provided with a third groove, and the second groove and the third groove are matched to form the annular oil groove.

The beneficial effects are that: through setting up second recess and third recess, second recess and third recess form the cyclic annular oil groove, make second oil circuit and second recess intercommunication, third oil circuit and third recess intercommunication to, the location processing of second oil circuit and third oil circuit of being convenient for.

According to some embodiments of the present utility model, two oil seals and a fourth groove for accommodating the oil seals are further provided between the oil distributing sleeve and the oil distributing rod, and a plurality of annular oil grooves are located between the two oil seals.

The beneficial effects are that: through setting up oil blanket and fourth recess, fourth recess holding oil blanket, a plurality of oil grooves are located between two oil blanket to, prevent that fluid from distributing oil sleeve and distributing oil pole between the clearance outflow, improve the sealing performance of equipment.

According to some embodiments of the utility model, two bearings are arranged between the oil distributing sleeve and the oil distributing rod, and the two bearings are respectively arranged at two ends of the oil distributing sleeve.

The beneficial effects are that: by arranging the bearing, the friction between the oil distributing sleeve and the oil distributing rod can be reduced, so that the oil distributing rod rotates smoothly.

According to some embodiments of the utility model, an end of the oil distributing rod, which is far away from the workbench, is provided with a circlip and a fifth groove for accommodating the circlip, and the circlip is used for limiting one of the bearings.

The beneficial effects are that: through setting up circlip and fifth recess, the circlip inward flange is installed in the fifth recess, and the circlip is spacing to one of them bearing to, the axial float takes place for the bearing when preventing the distributing rod rotation.

According to some embodiments of the utility model, a gasket is arranged between the circlip and one of the bearings, and the gasket is sleeved on the outer ring of the oil distributing rod.

The beneficial effects are that: through setting up the packing ring, can realize the clearance adjustment between circlip and one of them bearing, realize the axial locking to the bearing.

According to some embodiments of the utility model, a mandrel is disposed at an end of the oil distribution rod away from the oil distribution sleeve, and the mandrel is used for installing the workbench.

The beneficial effects are that: by arranging the mandrel, the assembly between the oil distribution rod and the workbench is facilitated, and the abrasion between the oil distribution rod and the workbench is reduced.

According to some embodiments of the utility model, a support ring is arranged between the oil distribution sleeve and the turntable body.

The beneficial effects are that: by arranging the supporting ring, the gap between the oil distribution sleeve and the turntable body can be adjusted, the oil distribution sleeve is prevented from loosening, and the oil distribution sleeve is firmly installed.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

fig. 1 is a schematic perspective view of a built-in oil-way distributor of a turntable according to an embodiment of the present utility model;

FIG. 2 is a schematic perspective view of the other view of FIG. 1;

FIG. 3 is a cross-sectional view of FIG. 1;

FIG. 4 is a cross-sectional view of the oil jacket and oil distribution stem of FIG. 3;

FIG. 5 is a partial perspective view of the structure of FIG. 1;

fig. 6 is a cross-sectional view of fig. 5.

Reference numerals: 100-rotating table body, 110-workbench, 120-oil path block, 130-external oil pipe, 140-first oil path, 150-oil distribution sleeve, 160-second oil path, 170-oil distribution rod, 180-annular oil groove, 190-O-shaped sealing ring, 200-third oil path, 210-first groove, 220-second groove, 230-third groove, 240-oil seal, 250-fourth groove, 260-bearing, 270-elastic retainer ring, 280-fifth groove, 290-gasket, 300-mandrel and 310-supporting ring.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

A concealed oil path distributor of a turntable according to an embodiment of the present utility model is described below with reference to the accompanying drawings.

Referring to fig. 1, first, the present utility model provides an embodiment of a turntable.

Specifically, the turntable includes a turntable body 100, a table 110 rotatably connected to the turntable body 100, and a driving device for driving the table 110 to rotate, the table 110 being provided with a jig for clamping a workpiece.

Secondly, the utility model also provides a built-in oil way distributor of the rotary table.

Referring to fig. 1 to 6, a built-in oil path distributor of a turntable according to an embodiment of the present utility model includes an oil path block 120, an oil distribution sleeve 150, and an oil distribution rod 170.

Wherein, the oil circuit block 120 is installed on the side of the turntable body 100 far away from the workbench 110, a plurality of external oil pipes 130 are arranged outside, a plurality of first oil circuits 140 which are communicated with the external oil pipes 130 one by one are arranged inside, and the first oil circuits 140 penetrate through the oil circuit block 120 and are close to the turntable body 100, and the external oil pipes 130 are used for oil inlet or oil return, so that the external oil pipes 130 can be assembled together, the external oil pipes 130 are simply connected, and the installation, the overhaul, the replacement and the later maintenance of the external oil pipes 130 are convenient.

Structurally, the oil distribution sleeve 150 is fixedly installed in the turntable body 100, one side of the oil path block 120, which is close to the turntable body 100, is connected with one end of the oil distribution sleeve 150, the oil distribution sleeve 150 is provided with a plurality of second oil paths 160, the second oil paths 160 are respectively communicated with the first oil paths 140 one by one, and the second oil paths 160 penetrate through the inner side of the oil distribution sleeve 150.

Specifically, the second oil path 160 includes an axial oil path, and a radial oil path communicating with the axial oil path, the axial oil path communicates with the first oil path 140, and the radial oil path communicates with the inner side of the oil distribution sleeve 150.

In order to facilitate the processing of the second oil path 160, a process threaded hole is provided on the radial outer side of the oil distributing sleeve 150, and the process threaded hole is communicated with the radial oil path.

Further, one end of the oil distribution rod 170 is arranged in the oil distribution sleeve 150 in a penetrating manner, the other end of the oil distribution rod is arranged on the workbench 110 in a penetrating manner, the oil distribution rod 170 is connected with the oil distribution sleeve 150 in a rotating manner, the oil distribution rod 170 is fixedly connected with the workbench 110, a plurality of annular oil grooves 180 are formed between the oil distribution rod 170 and the oil distribution sleeve 150, a plurality of second oil paths 160 are respectively communicated with the plurality of annular oil grooves 180 one by one, the oil distribution rod 170 is provided with a plurality of third oil paths 200, the plurality of third oil paths 200 are respectively communicated with the plurality of annular oil grooves 180 one by one, and the third oil paths 200 penetrate through one end, close to the workbench 110, of the oil distribution rod 170.

When the workbench 110 rotates, the oil path block 120 and the oil distributing sleeve 150 are fixed, the oil distributing rod 170 rotates along with the workbench 110, and oil sequentially enters the clamp from the external oil pipe 130, the first oil path 140, the second oil path 160, the annular oil groove 180 and the third oil path 200, so that oil can be continuously supplied to the clamp on the workbench 110, the external oil pipe 130 is prevented from winding, and normal rotation of the workbench 110 is ensured.

Referring to fig. 3, 4 and 6, in some preferred embodiments, an O-ring seal 190 is disposed between adjacent annular oil grooves 180, and a first groove 210 is disposed in the inner wall of the oil distribution sleeve 150 that receives the O-ring seal 190.

It can be appreciated that by arranging the O-ring 190 and the first groove 210, on one hand, the O-ring 190 can ensure tightness between two adjacent annular oil grooves 180 to prevent oil in two adjacent annular oil grooves 180 from channeling each other, and on the other hand, when the oil distribution rod 170 rotates along with the workbench 110, the first groove 210 can limit the O-ring 190, thereby preventing the O-ring 190 from bearing radial force, preventing the O-ring 190 from shifting, and prolonging the service life of the O-ring 190.

In some preferred embodiments, the oil distribution sleeve 150 is provided with a second groove 220, the oil distribution stem 170 is provided with a third groove 230, and the second groove 220 cooperates with the third groove 230 to form the annular oil groove 180.

It can be appreciated that by providing the second groove 220 and the third groove 230, the second groove 220 and the third groove 230 form the annular oil groove 180, so that the second oil path 160 communicates with the second groove 220, and the third oil path 200 communicates with the third groove 230, thereby facilitating positioning processing of the second oil path 160 and the third oil path 200.

In some preferred embodiments, two oil seals 240 and a fourth groove 250 for accommodating the oil seals 240 are further provided between the oil distributing sleeve 150 and the oil distributing rod 170, and a plurality of annular oil grooves 180 are located between the two oil seals 240.

It can be appreciated that by providing the oil seal 240 and the fourth groove 250, the fourth groove 250 accommodates the oil seal 240, and the plurality of annular oil grooves 180 are located between the two oil seals 240, thereby preventing the oil from flowing out from the gap between the oil distributing sleeve 150 and the oil distributing rod 170, and improving the sealing performance of the apparatus.

In some preferred embodiments, two bearings 260 are disposed between the oil jacket 150 and the oil distribution bar 170, and the two bearings 260 are disposed at both ends of the oil jacket 150, respectively.

It will be appreciated that by providing the bearing 260, friction between the oil jacket 150 and the oil distribution rod 170 may be reduced, allowing the oil distribution rod 170 to rotate smoothly.

In some preferred embodiments, the end of the oil distribution rod 170 away from the table 110 is provided with a circlip 270, and a fifth groove 280 for accommodating the circlip 270, where the circlip 270 is used to limit one of the bearings 260.

It will be appreciated that by providing the circlip 270 and the fifth groove 280, the inner edge of the circlip 270 is mounted in the fifth groove 280, and the circlip 270 limits one of the bearings 260, thereby preventing the bearing 260 from axially moving when the oil distribution rod 170 rotates.

In some preferred embodiments, a washer 290 is disposed between the circlip 270 and one of the bearings 260, the washer 290 being disposed around the outer race of the oil distribution stem 170.

It will be appreciated that by providing the washers 290, adjustment of the clearance between the circlip 270 and one of the bearings 260 may be achieved, enabling axial locking of the bearing 260.

Referring to fig. 1 and 3, in some preferred embodiments, the end of the oil distribution bar 170 remote from the oil distribution sleeve 150 is provided with a spindle 300, the spindle 300 being used to mount the table 110.

It will be appreciated that by providing the spindle 300, assembly between the oil distribution bar 170 and the table 110 is facilitated, reducing wear between the oil distribution bar 170 and the table 110.

Referring to fig. 2 and 3, in some preferred embodiments, a support ring 310 is provided between the oil distribution sleeve 150 and the turret body 100.

It can be appreciated that by providing the supporting ring 310, the gap between the oil distribution sleeve 150 and the turntable body 100 can be adjusted, so that the oil distribution sleeve 150 is prevented from loosening, and the oil distribution sleeve 150 is firmly installed.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims (9)

1. A concealed oil circuit distributor of a turntable, comprising:

the oil way block (120) is arranged on one side of the turntable body (100) far away from the workbench (110), a plurality of external oil pipes (130) are arranged outside the turntable body, a plurality of first oil ways (140) which are communicated with the external oil pipes (130) one by one are arranged inside the turntable body, and the first oil ways (140) penetrate through the oil way block (120) and are close to one side of the turntable body (100);

the oil distribution sleeve (150) is fixedly arranged in the rotary table body (100), one side, close to the rotary table body (100), of the oil path block (120) is connected with one end of the oil distribution sleeve (150), the oil distribution sleeve (150) is provided with a plurality of second oil paths (160), the second oil paths (160) are respectively communicated with the first oil paths (140) one by one, and the second oil paths (160) penetrate through the inner side of the oil distribution sleeve (150);

the oil distribution rod (170), one end wears to establish in the oil distribution sleeve (150), the other end wears to establish in workstation (110), oil distribution rod (170) with oil distribution sleeve (150) rotate to be connected, oil distribution rod (170) and workstation (110) fixed connection, oil distribution rod (170) with be provided with a plurality of cyclic annular oil grooves (180) between oil distribution sleeve (150), adjacent be provided with O type sealing washer (190) between cyclic annular oil grooves (180), a plurality of second oil circuit (160) respectively with a plurality of cyclic annular oil grooves (180) one-to-one, oil distribution rod (170) are provided with a plurality of third oil circuit (200), a plurality of third oil circuit (200) respectively with a plurality of cyclic annular oil grooves (180) one-to-one, third oil circuit (200) run through oil distribution rod (170) is close to workstation (110) one end.

2. The concealed oil way distributor of claim 1, wherein the inner wall of the oil distribution sleeve (150) is provided with a first groove (210) for accommodating the O-ring seal (190).

3. The concealed oil way distributor of claim 1, wherein the oil distribution sleeve (150) is provided with a second groove (220), the oil distribution rod (170) is provided with a third groove (230), and the second groove (220) and the third groove (230) cooperate to form the annular oil groove (180).

4. The concealed oil path distributor of claim 1, wherein two oil seals (240) and a fourth groove (250) for accommodating the oil seals (240) are further provided between the oil distributing sleeve (150) and the oil distributing rod (170), and a plurality of annular oil grooves (180) are located between the two oil seals (240).

5. The concealed oil path distributor of claim 1, wherein two bearings (260) are disposed between the oil distribution sleeve (150) and the oil distribution rod (170), and the two bearings (260) are disposed at two ends of the oil distribution sleeve (150), respectively.

6. The concealed oil path distributor of claim 5, wherein an end of the oil distribution rod (170) away from the working table (110) is provided with a circlip (270), and a fifth groove (280) for accommodating the circlip (270), and the circlip (270) is used for limiting one of the bearings (260).

7. The concealed oil way distributor of claim 6, wherein a gasket (290) is disposed between said circlip (270) and one of said bearings (260), said gasket (290) being sleeved on an outer ring of said oil distribution rod (170).

8. The concealed oil way distributor of claim 1, wherein an end of the oil distribution rod (170) away from the oil distribution sleeve (150) is provided with a mandrel (300), and the mandrel (300) is used for installing the workbench (110).

9. The concealed oil way distributor of claim 1, wherein a support ring (310) is disposed between the oil jacket (150) and the turret body (100).