CN219293685U - Cooling device based on accurate numerically control grinder emery wheel main shaft - Google Patents
Cooling device based on accurate numerically control grinder emery wheel main shaft Download PDFInfo
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- CN219293685U CN219293685U CN202223381798.8U CN202223381798U CN219293685U CN 219293685 U CN219293685 U CN 219293685U CN 202223381798 U CN202223381798 U CN 202223381798U CN 219293685 U CN219293685 U CN 219293685U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model discloses a cooling device based on a grinding wheel spindle of a precise numerical control grinding machine, which comprises a cooling cylinder, a base, an end cover, a locking screw, a liquid inlet pipe, a liquid outlet pipe, a cooling fin, a cooling hole, a sealing cover, a rotating sleeve and balls. The beneficial effects of the utility model are as follows: in this device, through with the nested connection of cooling cylinder outside the numerically controlled grinder main shaft, make there is certain clearance between main shaft and the cooling cylinder inner wall, and then inject the coolant liquid to cooling cylinder inside cavity through the feed liquor pipe, cool down the main shaft through the coolant liquid, and derive the coolant liquid through the drain pipe, make the coolant liquid be in flowing state all the time, improve the cooling efficiency to the grinder main shaft, cool down the main shaft through flowing type coolant liquid, avoid the direct injection of coolant liquid to be hit on the main shaft and the steam that produces is diffused near the main shaft, and simultaneously through rotating the driven structure that sleeve and main shaft constitute, and then avoid between main shaft and the end cover because the clearance is too big and lead to the coolant liquid blowout.
Description
Technical Field
The utility model relates to a main shaft cooling device, in particular to a cooling device based on a grinding wheel main shaft of a precise numerical control grinding machine, and belongs to the technical field of cooling devices.
Background
The numerical control grinding machine is a machine tool for grinding the surface of a workpiece by utilizing a grinding tool through a numerical control technology, most grinding machines use a grinding wheel rotating at a high speed to carry out grinding processing, wherein a machine tool main shaft is a main part of a driving mechanism in the numerical control grinding machine, the main shaft of the numerical control machine can rotate at a high speed in the actual working process, a large amount of heat can be generated in the high-speed rotating and friction process, the main shaft can deform after long-time working, or the working state is influenced by heat conduction, so that when the main shaft works, the main shaft is generally required to be cooled by a cooling device.
However, the existing spindle cooling device has various problems: in the prior art, the main shaft is often directly cooled by spraying cooling liquid, but the cooling liquid is hit due to high-speed rotation of the main shaft, and water vapor generated by heat exchange is diffused near the main shaft, so that the actual cooling effect on the main shaft is poor and the use efficiency of a cold source is low.
Disclosure of Invention
The technical scheme of the utility model aims at solving the technical problem that the prior art is too single, and provides a solution which is obviously different from the prior art, and particularly, the utility model aims to solve the defects in the prior art, and provides a cooling device based on a grinding wheel spindle of a precise numerical control grinding machine.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
a cooling device based on a grinding wheel spindle of a precision numerically controlled grinder, comprising:
the cooling mechanism is used for cooling the main shaft of the precision numerical control grinding machine and comprises a cooling cylinder, an end cover, a liquid inlet pipe and a liquid outlet pipe, wherein the cooling cylinder with a cylindrical structure forms the main body structure of the cooling device, part of the main shaft of the grinding machine is positioned in an inner cavity of the cooling cylinder, the end covers are symmetrically connected at the left end and the right end of the cooling cylinder, the liquid inlet pipe is arranged at the top of the end cover positioned at the right side, and the liquid outlet pipe is arranged at the bottom of the end cover positioned at the left side;
the driven mechanism is used for being linked with the main shaft of the grinding machine, is connected inside the cooling mechanism and comprises a rotating sleeve, balls, a converging ring and a limiting sleeve, wherein the rotating sleeve is arranged in a central through hole of the end cover, the balls are connected between the outer wall of the rotating sleeve and the inner wall of the through hole in a rolling mode, the converging ring and the limiting sleeve are arranged at one end of the rotating sleeve, and the converging ring is located inside the limiting sleeve.
As still further aspects of the utility model: one end of the end cover is connected with a sealing cover, and a gap between a through hole in the center of the sealing cover and the rotating sleeve is smaller than 0.5cm.
As still further aspects of the utility model: the end cover and the sealing cover are detachably connected with the cooling cylinder and the end cover through locking screws respectively, and sealing gaskets are arranged at the connecting positions of the end cover and the sealing cover.
As still further aspects of the utility model: the inner cavities of the liquid inlet pipe and the liquid outlet pipe are communicated with the inner cavity of the cooling cylinder, and threads are arranged on the inner walls of the liquid inlet pipe and the liquid outlet pipe.
As still further aspects of the utility model: the outer wall of the cooling cylinder is fixed with a radiating fin with a circular structure, and the radiating fin is provided with a plurality of fins and a plurality of radiating holes are formed in the radiating fin in a penetrating mode.
As still further aspects of the utility model: the outer wall bottom of cooling cylinder is provided with the base to be provided with spacing notch on the base.
The beneficial effects of the utility model are as follows:
in the device, the cooling cylinder is connected to the outside of the main shaft of the numerically controlled grinder in a nested way, so that a certain gap exists between the main shaft and the inner wall of the cooling cylinder, then, cooling liquid is injected into a cavity in the cooling cylinder through the liquid inlet pipe, the main shaft is cooled through the cooling liquid, and the cooling liquid is led out through the liquid outlet pipe, so that the cooling liquid is always in a flowing state, the cooling efficiency of the main shaft of the grinder is improved, the main shaft is cooled through the flowing cooling liquid, the cooling liquid is prevented from being directly sprayed on the main shaft and the generated water vapor is prevented from being scattered near the main shaft, and meanwhile, the driven structure formed by the rotating sleeve and the main shaft is further prevented from being sprayed out due to the overlarge gap between the main shaft and the end cover;
the outer wall of the cooling cylinder in the device is fixedly provided with the radiating fin with a circular structure, the radiating fin is provided with a plurality of fins, a plurality of radiating holes are formed in the radiating fin in a penetrating mode, the radiating area of the cooling cylinder is increased through the radiating fin and the radiating holes, and the cooling cylinder is prevented from being heated by the main shaft.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of an end cap connection structure according to the present utility model;
FIG. 3 is a schematic view of a ball joint structure according to the present utility model;
FIG. 4 is a schematic view of the seal cap of the present utility model in a disassembled configuration.
In the figure: 1. the cooling cylinder comprises a cooling cylinder body, a base, a cover, an end cover, a locking screw, a liquid inlet pipe, a liquid outlet pipe, a cooling fin, a cooling hole, a sealing cover, a rotating sleeve, a rolling ball, a converging ring and a limiting sleeve.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
As shown in fig. 1 to 4, a cooling device based on a grinding wheel spindle of a precision numerically controlled grinder comprises:
the cooling mechanism is used for cooling a main shaft of the precision numerical control grinding machine and comprises a cooling cylinder 1, an end cover 3, a liquid inlet pipe 5 and a liquid outlet pipe 6, wherein the cooling cylinder 1 with a cylindrical structure forms a main body structure of the cooling device, part of the main shaft of the grinding machine is positioned in an inner cavity of the cooling cylinder, the end cover 3 is symmetrically connected to the left end and the right end of the cooling cylinder 1, the liquid inlet pipe 5 is arranged at the top of the end cover 3 positioned on the right side, and the liquid outlet pipe 6 is arranged at the bottom of the end cover 3 positioned on the left side;
the driven mechanism is used for being linked with the main shaft of the grinding machine, is connected inside the cooling mechanism and comprises a rotating sleeve 10, balls 11, a converging ring 12 and a limiting sleeve 13, wherein the rotating sleeve 10 is arranged in a central through hole of the end cover 3, the balls 11 are connected between the outer wall of the rotating sleeve 10 and the inner wall of the through hole in a rolling way, the converging ring 12 and the limiting sleeve 13 are arranged at one end of the rotating sleeve 10, and the converging ring 12 is positioned inside the limiting sleeve 13;
in this device, through with cooling cylinder 1 nested connection outside the numerically controlled grinder main shaft, make there is certain clearance between main shaft and the cooling cylinder 1 inner wall, and then inject the coolant liquid to cooling cylinder 1 inside cavity through feed liquor pipe 5, cool down the main shaft through the coolant liquid, and derive the coolant liquid through drain pipe 6, make the coolant liquid be in the flow state all the time, improve the cooling efficiency to the grinder main shaft, cool down the main shaft through the coolant liquid of flow type, avoid the direct injection of coolant liquid to be hit on the main shaft and the steam that produces is diffused near the main shaft, and simultaneously through rotating the driven structure that sleeve 10 and main shaft constitute, and then avoid between main shaft and the end cover 3 because the clearance is too big and lead to the coolant liquid blowout.
Example two
As shown in fig. 1 to 4, this embodiment includes, in addition to all the technical features of the first embodiment, the following steps:
one end of the end cover 3 is connected with a sealing cover 9, the gap between a through hole in the center of the sealing cover 9 and the rotating sleeve 10 is smaller than 0.5cm, the balls 11 are sealed through the sealing cover 9, and cooling liquid is prevented from being sprayed out of the gap between the balls 11 and the end cover 3.
The end cover 3 and the sealing cover 9 are detachably connected with the cooling cylinder 1 and the end cover 3 through the locking screw 4 respectively, and a sealing gasket is arranged at the joint of the end cover 3 and the cooling cylinder, so that a worker can rapidly disassemble and assemble the cooling device, and the working efficiency is improved.
The inner cavities of the liquid inlet pipe 5 and the liquid outlet pipe 6 are communicated with the inner cavity of the cooling cylinder 1, and threads are arranged on the inner wall of the inner cavities, so that workers can quickly connect the external cooling liquid guide pipe with the liquid inlet pipe 5 and the liquid outlet pipe 6.
Example III
As shown in fig. 1 to 4, this embodiment includes, in addition to all the technical features of the first embodiment, the following steps:
the outer wall of the cooling cylinder 1 is fixed with a radiating fin 7 with a circular structure, the radiating fin 7 is provided with a plurality of fins, a plurality of radiating holes 8 are formed in the radiating fin 7 in a penetrating mode, the radiating area of the cooling cylinder 1 is increased through the radiating fin 7 and the radiating holes 8, and the cooling cylinder 1 is prevented from being heated by a main shaft.
The bottom of the outer wall of the cooling cylinder 1 is provided with a base 2, and a limit notch is arranged on the base 2, so that the main shaft cooling device can be quickly connected and locked with an external fixing structure.
Working principle: when the main shaft cooling device is used, the device is integrally connected to the outside of a main shaft in a nested mode, then the limiting sleeve 13 is screwed to enable the converging ring 12 to be contracted, the rotating sleeve 10 is further connected and locked with the main shaft, then the liquid inlet pipe 5 and the liquid outlet pipe 6 are respectively connected with an external flow guide pipe, during cooling, cooling liquid enters the inner cavity of the cooling cylinder 1 through the liquid inlet pipe 5, the main shaft is cooled through the cooling liquid, the cooling liquid is led out through the liquid outlet pipe 6, and the cooling liquid is always in a flowing state.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (6)
1. The utility model provides a cooling device based on accurate numerically control grinder emery wheel main shaft which characterized in that includes:
the cooling mechanism is used for cooling a main shaft of the precision numerical control grinding machine and comprises a cooling cylinder (1), an end cover (3), a liquid inlet pipe (5) and a liquid outlet pipe (6), wherein the cooling cylinder (1) with a cylindrical structure forms a main body structure of the cooling device, part of the main shaft of the grinding machine is positioned in an inner cavity of the cooling cylinder, the end covers (3) are symmetrically connected to the left end and the right end of the cooling cylinder (1), the liquid inlet pipe (5) is arranged at the top of the end cover (3) positioned on the right side, and the liquid outlet pipe (6) is arranged at the bottom of the end cover (3) positioned on the left side;
the driven mechanism is used for being linked with a main shaft of the grinding machine, the driven mechanism is connected inside the cooling mechanism and comprises a rotating sleeve (10), balls (11), a converging ring (12) and a limiting sleeve (13), the rotating sleeve (10) is arranged in a central through hole of the end cover (3), the balls (11) are connected between the outer wall of the rotating sleeve (10) and the inner wall of the through hole in a rolling mode, the converging ring (12) and the limiting sleeve (13) are arranged at one end of the rotating sleeve (10), and the converging ring (12) is located inside the limiting sleeve (13).
2. The cooling device based on the grinding wheel spindle of the precision numerically controlled grinder according to claim 1, wherein: one end of the end cover (3) is connected with a sealing cover (9), and a gap between a through hole in the center of the sealing cover (9) and the rotating sleeve (10) is smaller than 0.5cm.
3. The cooling device based on the grinding wheel spindle of the precision numerically controlled grinder according to claim 1, wherein: the end cover (3) and the sealing cover (9) are detachably connected with the cooling cylinder (1) and the end cover (3) through locking screws (4) respectively, and sealing gaskets are arranged at the connecting positions of the end cover and the end cover.
4. The cooling device based on the grinding wheel spindle of the precision numerically controlled grinder according to claim 1, wherein: the inner cavities of the liquid inlet pipe (5) and the liquid outlet pipe (6) are communicated with the inner cavity of the cooling cylinder (1), and threads are arranged on the inner walls of the liquid inlet pipe and the liquid outlet pipe.
5. The cooling device based on the grinding wheel spindle of the precision numerically controlled grinder according to claim 1, wherein: the cooling cylinder is characterized in that radiating fins (7) with a circular structure are fixed on the outer wall of the cooling cylinder (1), the radiating fins (7) are provided with a plurality of fins, and a plurality of radiating holes (8) are formed in the radiating fins (7) in a penetrating mode.
6. The cooling device based on the grinding wheel spindle of the precision numerically controlled grinder according to claim 1, wherein: the bottom of the outer wall of the cooling cylinder (1) is provided with a base (2), and a limit notch is arranged on the base (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223381798.8U CN219293685U (en) | 2022-12-16 | 2022-12-16 | Cooling device based on accurate numerically control grinder emery wheel main shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223381798.8U CN219293685U (en) | 2022-12-16 | 2022-12-16 | Cooling device based on accurate numerically control grinder emery wheel main shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219293685U true CN219293685U (en) | 2023-07-04 |
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ID=86987241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223381798.8U Active CN219293685U (en) | 2022-12-16 | 2022-12-16 | Cooling device based on accurate numerically control grinder emery wheel main shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219293685U (en) |
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2022
- 2022-12-16 CN CN202223381798.8U patent/CN219293685U/en active Active
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