Machining cooling device for large machine tool

Abstract

The utility model discloses a machining cooling device for a large machine tool, which relates to the technical field of machine tool cooling and comprises a connecting seat detachably mounted with a tool apron of the large machine tool, a cooling sleeve is rotatably arranged on the outer side of the lower end of the connecting seat through a bearing, and a rotary driving mechanism is arranged on the outer wall of the connecting seat and connected with the cooling sleeve. A cutter cooling nozzle is arranged at the bottom of the cooling sleeve, cooling mechanisms are symmetrically arranged on the outer wall of the cooling sleeve, and each cooling mechanism comprises a cooling water tank, a water distribution pipe and a workpiece cooling nozzle; the connecting base is detachably installed on the large machine tool cutter holder, then the cooling sleeve is rotationally arranged on the outer wall of the connecting base, the cutter cooling spray head is arranged at the bottom of the cooling sleeve, and therefore the machine tool cutter can be efficiently cooled, and the cooling mechanisms are symmetrically arranged on the outer wall of the cooling sleeve. The two sets of cooling mechanisms can be used for locally cooling a workpiece at the next machining position of a machine tool cutter and cooling the machined position on the workpiece.

Description

Technical Field

[0001] The utility model relates to the technical field of machine tool cooling, in particular to a processing cooling device for large machine tools. Background Art

[0002] Large machine tools are CNC machine tools that are large, heavy, and high-powered, typically used to manufacture large and heavy parts. They are widely used in high-end manufacturing sectors such as aviation, aerospace, automotive, and shipbuilding. For example, in the aerospace sector, large machine tools are used to manufacture key components such as aircraft engines and wings; in the automotive industry, large machine tools are used to manufacture parts such as body panels and engines. Furthermore, large machine tools are used in mold manufacturing, rail transportation, and military manufacturing.

[0003] Currently, most cooling systems on machine tools can only cool the cutting tool. For large workpieces, the local temperature of the workpiece cannot be quickly cooled after machining, which affects the machining quality. Therefore, the present invention proposes a machining cooling device for large machine tools to address the shortcomings of the existing technology. Utility Model Content

[0004] In response to the above problems, the purpose of the present utility model is to provide a processing cooling device for large machine tools, by detachably installing a connecting seat on the tool holder of the large machine tool, and then rotatably providing a cooling sleeve on the outer wall of the connecting seat, and by providing a tool cooling nozzle at the bottom of the cooling sleeve, efficient cooling of the machine tool tool can be achieved, and by symmetrically arranging cooling mechanisms on the outer wall of the cooling sleeve, two sets of cooling mechanisms can be used to cool the workpiece locally at the next processing position of the machine tool tool and to cool the processed position on the workpiece.

[0005] To achieve the above objectives, the present invention provides the following technical solutions:

[0006] A processing cooling device for large machine tools, comprising a connecting seat that can be detachably mounted on a tool holder of the large machine tool, a cooling sleeve being provided on the outer side of the lower end of the connecting seat through a bearing for rotation, a rotating drive mechanism being provided on the outer wall of the connecting seat, the rotating drive mechanism being connected to the cooling sleeve, a tool cooling nozzle being provided at the bottom of the cooling sleeve, a cooling mechanism being symmetrically provided on the outer wall of the cooling sleeve, the cooling mechanism comprising a cooling water trough, a water distribution pipe and a workpiece cooling nozzle, a connecting pipe being provided at one end of the cooling water trough, one end of the connecting pipe being connected to the interior of the cooling sleeve, a water distribution pipe being provided below the cooling water trough, one end of the water distribution pipe being connected to the outer wall of the cooling sleeve, the bottom of the cooling water trough being connected to the top of the water distribution pipe, and a workpiece cooling nozzle being provided at the bottom of the water distribution pipe.

[0007] A further improvement is that: the tool cooling nozzles are provided in multiple groups, and the water outlet ends of the multiple groups of tool cooling nozzles are all facing inward.

[0008] Further improvement lies in that the workpiece cooling nozzles are provided in multiple groups, and water outlets of the multiple groups of workpiece cooling nozzles are all directed downward.

[0009] Further improvement lies in that the rotating driving mechanism comprises a shell, a driving motor, a gear and a gear ring, the shell is internally provided with the driving motor, the shell is rotationally provided at the bottom with a rotating shaft, the rotating shaft is provided with the gear, the outer wall of the upper end of the cooling jacket is provided with the gear ring, the gear ring is engaged with the gear, and the driving motor drives the rotating shaft to rotate.

[0010] Further improvement lies in that the connecting seat is provided on the outer wall of the upper end with connecting bolts, the connecting bolts are provided in multiple numbers, and the connecting seat is connected with the large machine tool tool holder through the connecting bolts.

[0011] Further improvement lies in that the cooling water tank is provided at the top with a filling opening, and the cooling water tank is provided at one end with a connecting plate connected with the outer wall of the cooling jacket.

[0012] The utility model discloses the beneficial effects that the utility model discloses through detachable installation one connecting seat on the large machine tool tool holder, then the cooling jacket is rotationally arranged on the outer wall of connecting seat, realizes the efficient cooling to machine tool tool through the cutter cooling nozzle arranged at the bottom of cooling jacket, realizes the cooling of the workpiece local part of the next machining position of machine tool tool and the cooling of the machined position of workpiece through the symmetrical cooling mechanism arranged on the outer wall of cooling jacket, and the device can realize the cooling of machine tool and workpiece simultaneously, and the workpiece quality of machine tool processing is stable. ACCURATE DRAWINGS

[0013] Figure 1 It is the three-dimensional schematic view of the utility model structure;

[0014] Figure 2 It is the local schematic view of the rotating driving mechanism structure of the utility model;

[0015] Figure 3 It is the three-dimensional schematic view of the driving motor mounting structure of the utility model.

[0016] Among them: 1, large machine tool tool holder;2, connecting seat;3, cooling jacket;4, cutter cooling nozzle;5, cooling water tank;6, water distribution pipe;7, workpiece cooling nozzle;8, connecting pipe;9, shell;10, driving motor;11, gear;12, gear ring;13, connecting bolt;14, filling opening;15, connecting plate. DETAILED DESCRIPTION

[0017] In order to deepen the understanding of the utility model, the utility model will be further described in the following embodiment, and the embodiment is only used to explain the utility model, and does not constitute the limitation of the protection scope of the utility model.

[0018] according to Figure 1-3 As shown, this embodiment proposes a processing cooling device for large machine tools, including a connecting seat 2 that can be detachably installed with a tool holder 1 of a large machine tool, a cooling sleeve 3 is provided on the outer side of the lower end of the connecting seat 2 through a bearing for rotation, a rotating drive mechanism is provided on the outer wall of the connecting seat 2, the rotating drive mechanism is connected to the cooling sleeve 3, a tool cooling nozzle 4 is provided at the bottom of the cooling sleeve 3, a cooling mechanism is symmetrically provided on the outer wall of the cooling sleeve 3, the cooling mechanism includes a cooling water trough 5, a water distribution pipe 6 and a workpiece cooling nozzle 7, a connecting pipe 8 is provided at one end of the cooling water trough 5, one end of the connecting pipe 8 is connected to the inside of the cooling sleeve 3, a water distribution pipe 6 is provided below the cooling water trough 5, one end of the water distribution pipe 6 is connected to the outer wall of the cooling sleeve 3, the bottom of the cooling water trough 5 is connected to the top of the water distribution pipe 6, and a workpiece cooling nozzle 7 is provided at the bottom of the water distribution pipe 6.

[0019] When the processing cooling device of the present invention is applied to a large machine tool, the connecting seat 2 of the present invention is inserted from the lower end of the machine tool tool into the large machine tool tool holder 1, and then the connecting seat 2 is installed and connected to the outer wall of the large machine tool tool holder 1, and then the cooling water tank 5 is filled with coolant. When the machine tool is processed, the entire device follows the movement of the machine tool tool, and the coolant in the cooling water tank 5 enters the cooling sleeve 3 through the connecting pipe, and then the tool cooling nozzle 4 is used to flush and cool the outer wall of the tool. At the same time, the coolant in the cooling water tank 5 passes through the water distribution pipe 6 and is sprayed out of the workpiece cooling nozzle 7 to cool the workpiece. The cooling water tank 5 of the present invention is located at a high position, and the tool cooling nozzle 4 is located at a low position. The entire cooling device can realize the first priority of supplying water to the tool cooling nozzle 4 to maintain the normal cooling of the machine tool tool.

[0020] The tool cooling nozzles 4 are provided with multiple groups, and the water outlet ends of the multiple groups of tool cooling nozzles 4 are all facing inward. Through this arrangement, sufficient spray cooling of the machine tool tool can be achieved.

[0021] The workpiece cooling nozzles 7 are provided with multiple groups, and the water outlet ends of the multiple groups of workpiece cooling nozzles 7 are all directed downward. Multiple groups of workpiece cooling nozzles 7 can realize cooling of multiple positions of the workpiece, which is more efficient than cooling of a single position.

[0022] The rotary drive mechanism includes a housing 9, a drive motor 10, a gear 11, and a gear ring 12. The drive motor 10 is installed inside the housing 9. A rotating shaft is rotatably provided at the bottom of the housing 9. The rotating shaft is provided with a gear 11. A gear ring 12 is provided on the outer wall of the upper end of the cooling jacket 3. The gear ring 12 meshes with the gear 11, and the drive motor 10 drives the rotating shaft to rotate. By starting the drive motor 10, the rotating shaft can be driven to rotate, and then the gear 11 drives the cooling jacket 3 equipped with the gear ring 12 to rotate on the connecting seat 2, thereby driving the two sets of cooling mechanisms to change positions to cool the workpiece.

[0023] The outer wall of the upper end of the connecting seat 2 is provided with a connecting bolt 13, and a plurality of the connecting bolts 13 are provided. The connecting seat 2 is connected to the large machine tool tool holder 1 through the connecting bolts 13. By arranging the connecting seat 2 with the connecting bolts 13, the device of the utility model is easy to install.

[0024] The top of the cooling water tank 5 is provided with a filling port 14, and one end of the cooling water tank 5 is provided with a connecting plate 15, which is connected to the outer wall of the cooling jacket 3. The setting of the connecting plate 15 can improve the installation stability of the cooling water tank 5. The filling port 14 is used to add coolant to the cooling water tank 5.

[0025] The utility model is realized by detachably installing a connecting seat 2 on a large machine tool tool seat 1, and then rotatably providing a cooling sleeve 3 on the outer wall of the connecting seat 2. By providing a tool cooling nozzle 4 at the bottom of the cooling sleeve 3, efficient cooling of the machine tool tool can be achieved. By symmetrically arranging cooling mechanisms on the outer wall of the cooling sleeve 3, two sets of cooling mechanisms can be utilized to locally cool the workpiece at the next processing position of the machine tool tool and to cool the processed position on the workpiece. The device of the utility model can simultaneously cool the machine tool tool and the workpiece, so that the quality of the workpiece processed by the machine tool is stable.

[0026] The above shows and describes the basic principles, main features, and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed in this invention is defined by the appended claims and their equivalents.

Claims

1. A processing cooling device for a large machine tool, comprising a connecting seat (2) detachably mounted on a tool holder (1) of the large machine tool, characterized in that: A cooling sleeve (3) is provided on the outer side of the lower end of the connecting seat (2) for rotation through a bearing. A rotary drive mechanism is provided on the outer wall of the connecting seat (2). The rotary drive mechanism is connected to the cooling sleeve (3). A tool cooling nozzle (4) is provided at the bottom of the cooling sleeve (3). A cooling mechanism is symmetrically provided on the outer wall of the cooling sleeve (3). The cooling mechanism includes a cooling water trough (5), a water distribution pipe (6) and a workpiece cooling nozzle (7). A connecting pipe (8) is provided at one end of the cooling water trough (5). One end of the connecting pipe (8) is communicated with the interior of the cooling sleeve (3). A water distribution pipe (6) is provided below the cooling water trough (5). One end of the water distribution pipe (6) is connected to the outer wall of the cooling sleeve (3). The bottom of the cooling water trough (5) is communicated with the top of the water distribution pipe (6). A workpiece cooling nozzle (7) is provided at the bottom of the water distribution pipe (6).

2. A processing cooling device for a large machine tool according to claim 1, characterized in that: The tool cooling nozzles (4) are provided in multiple groups, and the water outlet ends of the multiple groups of tool cooling nozzles (4) are all facing inwards.

3. The processing cooling device for large machine tools according to claim 1, characterized in that: The workpiece cooling nozzles (7) are provided in multiple groups, and the water outlet ends of the multiple groups of workpiece cooling nozzles (7) are all directed directly downward.

4. A processing cooling device for a large machine tool according to claim 3, characterized in that: The rotary drive mechanism comprises a housing (9), a drive motor (10), a gear (11) and a gear ring (12); the housing (9) is provided with a drive motor (10); a rotating shaft is provided at the bottom of the housing (9); a gear (11) is provided on the rotating shaft; a gear ring (12) is provided on the outer wall of the upper end of the cooling jacket (3); the gear ring (12) is engaged with the gear (11); and the drive motor (10) drives the rotating shaft to rotate.

5. The processing cooling device for large machine tools according to claim 1, characterized in that: A connecting bolt (13) is provided on the outer wall of the upper end of the connecting seat (2), and a plurality of the connecting bolts (13) are provided. The connecting seat (2) is connected to the large machine tool tool seat (1) via the connecting bolts (13).

6. The processing cooling device for a large machine tool according to claim 1, characterized in that: A filling port (14) is provided at the top of the cooling water trough (5), and a connecting plate (15) is provided at one end of the cooling water trough (5), and the connecting plate (15) is connected to the outer wall of the cooling jacket (3).

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