CN215469935U

CN215469935U - Annular spraying cooling device for machine tool machining

Info

Publication number: CN215469935U
Application number: CN202121677477.5U
Authority: CN
Inventors: 谭勇; 苏辉南
Original assignee: Shanghai Nozoli Machine Tools Technology Co Ltd
Current assignee: Shanghai Nozoli Machine Tools Technology Co Ltd
Priority date: 2021-07-22
Filing date: 2021-07-22
Publication date: 2022-01-11
Anticipated expiration: 2031-07-22

Abstract

The utility model provides a circular spray cooling device for machine tool machining, which comprises an installation shell, wherein a circulation cavity is arranged in the installation shell, the circulation cavity is communicated end to form a closed structure, a cooling inlet is formed in the installation shell, and the cooling inlet is communicated with the circulation cavity; the installation shell is provided with a plurality of annular nozzles, the annular nozzles are communicated with the circulation cavity, and the annular nozzles are arranged on the side wall of the installation shell at intervals around the track of the circulation cavity. Set up the circulation cavity through installing in the casing to in importing the circulation cavity with the coolant liquid through the cooling import, later rethread ring nozzle will circulate the coolant liquid in the cavity and spout to the processing position and cool off work piece and cutter, help improving the cooling effect to work piece and cutter, and simple structure, occupation space is little.

Description

Annular spraying cooling device for machine tool machining

Technical Field

The utility model relates to the field of machining equipment, in particular to a circular jet cooling device for machining of a machine tool.

Background

In the machining process of the machine tool, a large amount of heat is generated due to cutting of a machine tool cutter and a workpiece, the machining stability of the machine tool is affected, and in the serious case, the defects of improper precision of the workpiece, deformation of the workpiece and the like are caused, so that the machining position needs to be cooled in the machining process of the machine tool.

The traditional cooling mode is that three to four hoses are used for directly spraying cooling liquid to a processing position, and the structure has the defects of inaccurate cooling liquid spraying direction, uneven cooling liquid spraying position and the like.

The current chinese patent that publication number is CN107738137A discloses a coolant nozzle positioner for machine tool, the on-line screen storage device comprises a base, the welding of base upper portion has the pole setting, the cover is equipped with the sliding sleeve in the pole setting, the inside subsides of sliding sleeve are equipped with the electro-magnet, the sliding sleeve outside install with the switch of electro-magnet adaptation, be connected with the telescopic link on the position of sliding sleeve one side, the tip of telescopic link can be dismantled and is connected with the adapter sleeve, adapter sleeve one end has the handle, handle one end has the mount pad, the subsides of mount pad upper portion are equipped with the magnetic plate, mount pad and coiled pipe adaptation, be fixed with the steel ring on the coiled pipe, coiled pipe end connects and is equipped with the nozzle, wear to be equipped with a set of base bolt on the base.

The inventor considers that the cooling device in the prior art has a complex structure and large occupied space, and has a place to be improved.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a circular jet cooling device for machine tool machining.

The annular spraying cooling device for machine tool machining comprises an installation shell, wherein a circulation cavity is arranged in the installation shell, the circulation cavity is communicated end to form a closed structure, a cooling inlet is formed in the installation shell, and the cooling inlet is communicated with the circulation cavity; the installation shell is provided with a plurality of annular nozzles, the annular nozzles are communicated with the circulation cavity, and the annular nozzles are arranged on the side wall of the installation shell at intervals along the track of the circulation cavity.

Preferably, the installation shell is provided with a middle channel, the middle channel is communicated with the cooling inlet and the circulation cavity, the cooling inlet and the circulation cavity are respectively located at two ends of the middle channel, and a process plug is arranged on one side, deviating from the circulation cavity, of the middle channel.

Preferably, the number of the cooling inlets is two, and the two cooling inlets are symmetrically arranged around the geometric center of the mounting shell.

Preferably, the central axis of the center passage and the central axis of the cooling inlet are parallel to each other.

Preferably, a first sealing ring is embedded and installed at a cooling inlet on the installation shell.

Preferably, the installation casing includes last casing and lower shrouding, the circulation cavity sets up in last casing, shrouding and last casing fastening connection down, just the shrouding is sealed the downside of circulation cavity completely down.

Preferably, lower shrouding is gone up to inlay and is equipped with second sealing washer and third sealing washer, second sealing washer and third sealing washer are located the both sides of circulation cavity respectively, just second sealing washer and third sealing washer all with last casing tight fit.

Preferably, the ring nozzle is movably connected with the mounting housing through a ring-shaped joint.

Preferably, the ring nozzle and the cooling inlet are each arranged on a side wall of the mounting housing facing away from one another.

Preferably, the mounting housing is annular in shape, and the mounting housing is provided with attachment screws for mounting the mounting housing to a machine tool.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the circulation cavity is arranged in the mounting shell, the cooling liquid is input into the circulation cavity through the cooling inlet, and then the cooling liquid in the circulation cavity is sprayed to the machining position through the annular nozzle to cool the workpiece and the cutter, so that the cooling effect on the workpiece and the cutter is improved, the structure is simple, and the occupied space is small;

2. according to the utility model, the annular nozzle is movably arranged at the lower side of the mounting shell through the annular joint, so that the annular nozzle can rotate along the connecting point of the annular joint and the mounting shell, the inclination angle of the annular nozzle is adjusted, the convenience of the annular nozzle in spraying liquid for different workpieces and cutters is improved, and the applicability of the cooling device is improved;

3. according to the utility model, the circulation cavity and the cooling inlet are sealed by matching the first sealing ring, the second sealing ring and the third sealing ring, so that the occurrence of leakage of cooling liquid from the joint of the cooling device is reduced, and the environment protection is improved.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic top view of the overall structure of the cooling apparatus according to the present invention;

FIG. 2 is a schematic view of the lower surface of the overall structure of the cooling apparatus according to the present invention;

fig. 3 is a schematic sectional view showing the overall structure of a cooling apparatus according to the present invention.

Reference numerals:

second sealing ring 8 of upper shell 1

Third sealing ring 9 of lower sealing plate 2

Cooling inlet 10 of connecting screw 3

Channel 11 in ring nozzle 4

Locking screw 5 circulation cavity 12

Technological plug 6 mounting shell 13

First seal ring 7

Detailed Description

The present invention will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the utility model, but are not intended to limit the utility model in any way. It should be noted that it would be obvious to those skilled in the art that various changes and modifications can be made without departing from the spirit of the utility model. All falling within the scope of the present invention.

As shown in fig. 1, the circular jet cooling device for machine tool machining according to the present invention includes an installation housing 13, a circulation cavity 12 is formed in the installation housing 13, the circulation cavity 12 is communicated end to form a closed structure, a cooling inlet 10 is formed on the installation housing 13, the cooling inlet 10 is communicated with the circulation cavity 12, a circular jet nozzle 4 is installed on the installation housing 13, and the circular jet nozzle 4 is communicated with the circulation cavity 12. During operation, cooling liquid is conveyed into the circulation cavity 12 from the cooling inlet 10 through a pipeline, and then the cooling liquid in the circulation cavity 12 is sprayed to a machining position through the annular nozzle 4, so that a workpiece and a cutter are cooled.

As shown in fig. 1 and 3, the mounting housing 13 is approximately circular ring-shaped, the mounting housing 13 is made of high-strength aluminum alloy, the mounting housing 13 includes an upper housing 1 and a lower sealing plate 2, and a plurality of locking screws 5 are connected between the upper housing 1 and the lower sealing plate 2, the locking screws 5 are mounted on the mounting housing 13 at equal intervals, and the plurality of locking screws 5 cooperate to attach and lock the upper housing 1 and the lower sealing plate 2.

The circulation cavity 12 is integrally formed in the upper shell 1, and the track of the circulation cavity 12 is circular. Go up casing 1 and seted up cooling inlet 10 in the one side that deviates from lower shrouding 2, the central axis of cooling inlet 10 is on a parallel with the central axis of installation casing 13, and cooling inlet 10 uses the central axis of installation casing 13 to have seted up two as the symmetry on last casing 1. The middle channel 11 is connected between the two cooling inlets 10 and the circulation cavity 12, the central axis of the middle channel 11 is perpendicular to the central axis of the cooling inlets 10, and two ends of the middle channel 11 are respectively communicated with the corresponding cooling inlets 10 and the corresponding circulation cavity 12.

The side walls of the two channels, which are far away from one end of the circulation cavity 12, are provided with the process plugs 6, and no cooling liquid is leaked at the process plugs 6. Go up two cooling inlets 10 on the casing 1 and all inlay to establish and install first sealing washer 7 for seal two cooling inlets 10, thereby reduce the condition emergence that the coolant liquid reveals from the junction of pipeline and cooling inlet 10.

As shown in fig. 3, one side of the circulation cavity 12 close to the lower sealing plate 2 is an open setting, the open opening of the lower sealing plate 2 on which the circulation cavity 12 is located is closed, the lower sealing plate 2 is embedded with a second sealing ring 8 and a third sealing ring 9, the second sealing ring 8 and the third sealing ring 9 are both annular sealing rings, the second sealing ring 8 and the third sealing ring 9 are respectively located on two sides of the circulation cavity 12, and the first sealing ring 7 and the second sealing ring 8 are both tightly fitted with the upper shell 1. The joint of the circulation cavity 12 and the lower sealing plate 2 is sealed by means of the matching of the second sealing ring 8 and the third sealing ring 9, and the outflow of cooling liquid from the joint of the circulation cavity 12 and the lower sealing plate 2 is reduced.

As shown in fig. 2 and 3, the ring nozzle 4 is installed on one side of the lower sealing plate 2 away from the cooling inlet 10, the nozzle of the ring nozzle 4 extends out from one side of the lower sealing plate 2 away from the upper shell 1, and the ring nozzle 4 is connected with the lower sealing plate 2 through a ring-shaped joint, so that the ring nozzle 4 can adjust the inclination angle through rotation, and spray cooling liquid on workpieces and tools at different positions is realized.

The ring nozzle 4 is located in the middle of the lower sealing plate 2, and eight ring nozzles 4 are installed on the lower sealing plate 2 at equal intervals along the track of the circulation cavity 12, so that the cooling liquid is uniformly and circumferentially sprayed to the processing position through the eight ring nozzles 4.

As shown in fig. 1 and 3, the mounting housing 13 is mounted with eight connection screws 3 for mounting the mounting housing 13 to a machine tool, the connection screws 3 extend from a side of the upper housing 1 away from the lower sealing plate 2, and the connection screws 3 are mounted on a middle portion of the mounting housing 13 at equal intervals around a central axis of the mounting housing 13. The mounting shell 13 is connected with the lower bottom surface of the spindle box through eight connecting screws 3, wherein the nose end of the spindle can penetrate through the inner ring of the mounting shell 13, and the whole thickness of the mounting shell 13 is smaller than the length of the nose end of the spindle, so that the spindle can be normally processed.

In operation, coolant firstly enters the middle channel 11 through the two cooling inlets 10, and the first sealing ring 7 is installed at the cooling inlets 10 to ensure that no coolant leaks from the connecting position. After passing through the cooling inlet 10, the cooling liquid flows through the central channel 11, which ensures that no cooling liquid can escape from the process plug 6. After passing through the middle channel 11, the cooling liquid flows into the annular flow cavity 12, the flow cavity 12 is tightly sealed by the lower sealing plate 2, and the second sealing ring 8 and the third sealing ring 9 between the two ensure that the cooling liquid in the flow cavity 12 cannot leak from the position. Eight annular nozzles 4 are arranged on the lower sealing plate 2 right below the circulating cavity 12, and cooling liquid is uniformly and circumferentially sprayed to a processing position through the annular nozzles 4.

Principle of operation

In operation, coolant firstly enters the middle channel 11 through the two cooling inlets 10, and the first sealing ring 7 is installed at the cooling inlets 10 to ensure that no coolant leaks from the connecting position. After passing through the cooling inlet 10, the cooling liquid flows through the central channel 11, which ensures that no cooling liquid can escape from the process plug 6. After passing through the middle channel 11, the cooling liquid flows into the annular flow cavity 12, the flow cavity 12 is tightly sealed by the lower sealing plate 2, and the second sealing ring 8 and the third sealing ring 9 between the two ensure that the cooling liquid in the flow cavity 12 cannot leak from the position. Eight annular nozzles 4 are arranged on the lower sealing plate 2 right below the circulating cavity 12, and cooling liquid is uniformly and circumferentially sprayed to a processing position through the annular nozzles 4. .

In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.

The foregoing description of specific embodiments of the present invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by one skilled in the art within the scope of the appended claims without departing from the spirit of the utility model. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.

Claims

1. The annular spraying cooling device for machining of the machine tool is characterized by comprising an installation shell (13), wherein a circulation cavity (12) is arranged in the installation shell (13), the circulation cavity (12) is communicated end to form a closed structure, a cooling inlet (10) is formed in the installation shell (13), and the cooling inlet (10) is communicated with the circulation cavity (12); the annular nozzle is characterized in that an annular nozzle (4) is mounted on the mounting shell (13), the annular nozzle (4) is communicated with the circulation cavity (12), and the annular nozzle (4) is arranged on the side wall of the mounting shell (13) at intervals along the track of the circulation cavity (12).

2. The annular jet cooling device for machine tool machining according to claim 1, characterized in that a middle channel (11) is arranged on the mounting shell (13), the middle channel (11) is communicated with a cooling inlet (10) and a circulation cavity (12), the cooling inlet (10) and the circulation cavity (12) are respectively arranged at two ends of the middle channel (11), and a process plug (6) is arranged at one side of the middle channel (11) away from the circulation cavity (12).

3. The annular jet cooling device for machine tool machining according to claim 2, characterized in that the cooling inlets (10) are provided in two on the mounting housing (13), and the two cooling inlets (10) are provided symmetrically with respect to the geometric center of the mounting housing (13).

4. The annular jet cooling device for machine tool machining according to claim 2, wherein the central axis of the center passage (11) and the central axis of the cooling inlet (10) are parallel to each other.

5. The annular jet cooling device for machine tool machining according to claim 1, wherein the first sealing ring (7) is embedded and installed at the cooling inlet (10) of the installation shell (13).

6. The annular jet cooling device for machine tool machining according to claim 1, characterized in that the mounting housing (13) comprises an upper housing (1) and a lower sealing plate (2), the flow-through cavity (12) is arranged in the upper housing (1), the lower sealing plate (2) is tightly connected with the upper housing (1), and the lower sealing plate (2) completely seals the lower side of the flow-through cavity (12).

7. The annular spraying cooling device for machine tool machining according to claim 6, characterized in that a second sealing ring (8) and a third sealing ring (9) are embedded on the lower sealing plate (2), the second sealing ring (8) and the third sealing ring (9) are respectively located on two sides of the circulation cavity (12), and the second sealing ring (8) and the third sealing ring (9) are tightly matched with the upper shell (1).

8. The annular jet cooling device for machine tool machining according to claim 1, characterized in that the annular jet nozzle (4) is movably connected to the mounting housing (13) by means of an annular joint.

9. The annular jet cooling device for machine tool machining according to claim 1, characterized in that the annular jet nozzle (4) and the cooling inlet (10) are respectively provided on side walls of the mounting housing (13) facing away from each other.

10. The annular jet cooling device for machine tool machining according to claim 1, characterized in that the mounting housing (13) is annular in shape, and the mounting housing (13) is provided with a connecting screw (3) for mounting the mounting housing (13) to a machine tool.