CN220533924U - Grinding head heat dissipation device - Google Patents

Abstract

The utility model discloses a grinding head radiating device, which relates to the technical field of grinding machines and comprises a connecting shaft, wherein the bottom of the connecting shaft is fixedly connected with a grinding head, the outer side of the connecting shaft is movably connected with an airflow guiding shell, and the outer side of the connecting shaft is fixedly provided with a radiating impeller positioned in the airflow guiding shell. According to the utility model, the external air flow is absorbed into the air flow guide shell through the plurality of groups of air inlet holes, then the external air flow is conveyed to the outer side of the grinding head in a directional way under the action of the air flow guide shell, and the air flow can synchronously cool the surface of a workpiece polished by the grinding head.

Description

Grinding head heat dissipation device

Technical Field

The utility model relates to the technical field of grinding machines, in particular to a grinding head radiating device.

Background

Grinding machines are machine tools for grinding the surface of a workpiece by using grinding tools, most of which are grinding machines using grinding wheels rotating at high speed, and few of which are grinding machines using other grinding tools such as oilstones, abrasive belts, etc., and free abrasives, such as honing machines, superfinishing machines, abrasive belt grinding machines, polishing machines, etc.

When the grinding head in the prior art grinds the workpiece, the outside of the grinding head is usually radiated by the air flow driven by the external fan, and the outside of the grinding head and the position of the grinding head for grinding the workpiece cannot be better radiated and cooled in a targeted manner, so that the overall radiating effect is poor.

Disclosure of Invention

Based on the above, the utility model aims to provide a grinding head heat dissipation device so as to solve the technical problem that the external side of a grinding head and the position of a grinding workpiece ground by the grinding head cannot be well subjected to targeted heat dissipation and temperature reduction in the prior art, so that the overall heat dissipation effect is poor.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a bistrique heat abstractor, including the connecting axle, connecting axle bottom fixedly connected with bistrique, connecting axle outside swing joint has the air current direction shell, wherein rotate through the bearing between connecting axle and the air current direction shell and be connected, and the bearing inboard is fixed with the rubber circle, the connecting axle outside is fixed with the inside radiator impeller that is located the air current direction shell, the fixed cooling liquid box rather than matched with that is provided with in air current direction shell top, multiunit and the crisscross fresh air inlet of cooling liquid box have been seted up at air current direction shell top, the cooling liquid chamber has been seted up in the cooling liquid box inside, and the inside packing of cooling liquid chamber has the coolant liquid, cooling liquid box top both ends are provided with inlet tube and the drain pipe that extends to its inside respectively, and the length that the drain pipe extends to the cooling liquid box inside is greater than the inlet tube.

Through adopting above-mentioned technical scheme, when radiating impeller rotates along with the connecting axle, the grinding head carries out the operation of polishing to the work piece surface this moment, and radiating impeller absorbs external air current through multiunit fresh air inlet and advances inside the air current direction shell, then carries external air current orientation to the outside of grinding head under the effect of air current direction shell, and the air current can also dispel the heat and cool down to the work piece surface that the grinding head polished in step.

The utility model is further provided that the inner walls of the tail ends of the water inlet pipe and the water outlet pipe are provided with internal threads, and the water inlet pipe and the water outlet pipe are connected with an external pipeline.

Through adopting above-mentioned technical scheme, wherein be convenient for inlet tube and drain pipe be connected with external pipeline, it is more convenient quick to operate.

The utility model is further characterized in that the two ends of the air flow guiding shell are fixedly provided with connecting frames which are fixedly connected with the external grinding machine moving frame.

By adopting the technical scheme, the connecting frame plays a role in fixedly supporting the airflow guiding shell and the external moving frame.

In summary, the utility model has the following advantages: according to the utility model, the heat dissipation impeller is fixed on the outer side of the connecting shaft, the air flow guide holes are formed in the outer side of the connecting shaft, when the heat dissipation impeller rotates along with the connecting shaft, the grinding head polishes the surface of a workpiece, the heat dissipation impeller absorbs external air flow into the air flow guide shell through the plurality of groups of air inlet holes, then the external air flow is directionally conveyed to the outer side of the grinding head under the action of the air flow guide shell, the air flow can synchronously cool the surface of the workpiece polished by the grinding head, and further, the external air can be contacted with the outer surface of the cooling liquid box before entering the air flow guide shell, wherein cooling liquid circularly flows in the cooling liquid box, so that the external air can be cooled further through the cooling liquid box and then enters the air flow guide shell.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is an exploded view of the present utility model;

fig. 3 is a cross-sectional view of the present utility model.

In the figure: 1. a connecting shaft; 2. grinding head; 3. an air flow guiding shell; 4. a heat dissipation impeller; 5. a bearing; 6. a cooling liquid box; 7. a cooling liquid chamber; 8. an air inlet hole; 9. a water inlet pipe; 10. a drain pipe; 11. and a connecting frame.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.

1-3, including connecting axle 1, connecting axle 1 bottom fixedly connected with bistrique 2, connecting axle 1 outside swing joint has air current direction shell 3, wherein rotate through bearing 5 between connecting axle 1 and the air current direction shell 3 and connect, and the bearing 5 inboard is fixed with the rubber circle, connecting axle 1 outside is fixed with the heat dissipation impeller 4 that is located air current direction shell 3 inside, air current direction shell 3 top is fixed to be provided with rather than matched with cooling liquid box 6, multiunit and cooling liquid box 6 crisscross fresh air inlet 8 have been seted up at air current direction shell 3 top, cooling liquid box 6 inside has seted up coolant cavity 7, and coolant cavity 7 inside is filled with the coolant, cooling liquid box 6 top both ends are provided with inlet tube 9 and drain pipe 10 that extend to its inside respectively, and the length that drain pipe 10 extends to cooling liquid box 6 inside is greater than inlet tube 9, when heat dissipation impeller 4 rotates along with connecting axle 1, 2 is polished the work piece surface this moment, heat dissipation impeller 4 is through multiunit inlet opening 8 with the air current suction air current direction shell 3 inside, then the air current direction shell 3 is oriented to the outside of air current direction shell 2, and the work piece is polished to the outside that the synchronous cooling liquid is carried out to the external work piece 2 to the bistrique surface that can cool down.

Referring to fig. 2 and 3, the inner walls of the tail ends of the water inlet pipe 9 and the water outlet pipe 10 are provided with internal threads, and the water inlet pipe 9 and the water outlet pipe 10 are connected with an external pipeline.

Referring to fig. 1, 2 and 3, the two ends of the air flow guiding shell 3 are fixedly provided with connecting frames 11, and the connecting frames 11 are fixedly connected with the external grinding machine moving frame.

The working principle of the utility model is as follows: when the grinding device is used, the connecting shaft 1 is fixedly connected with an external grinding machine output shaft, and the external grinding machine output shaft can drive the grinding head 2 to grind the surface of a workpiece through the connecting shaft 1;

the outer side of the connecting shaft 1 is fixedly provided with the heat dissipation impeller 4, the outer side of the connecting shaft 1 is provided with the air flow guiding shell 3, the air flow guiding shell 3 is rotationally connected with the connecting shaft 1 through the bearing 5, the outer side of the air flow guiding shell 3 is fixedly connected with the external grinding machine moving frame through two groups of connecting frames 11, namely, when the external grinding machine drives the grinding head 2 to move and grind, the air flow guiding shell 3 synchronously moves;

when the heat dissipation impeller 4 rotates along with the connecting shaft 1, the grinding head 2 polishes the surface of a workpiece at the moment, the heat dissipation impeller 4 absorbs external air flow into the air flow guide shell 3 through the plurality of groups of air inlet holes 8, then the external air flow is conveyed to the outer side of the grinding head 2 in a directional manner under the action of the air flow guide shell 3, and the air flow can synchronously cool the surface of the workpiece polished by the grinding head 2;

further, the external air contacts with the outer surface of the cooling liquid box 6 before entering the air flow guiding shell 3, wherein the cooling liquid circularly flows in the cooling liquid box 6, so that the external air is further cooled by the cooling liquid box and then enters the air flow guiding shell 3;

the heat dissipation device has the advantages that the heat dissipation effect of the external air on the grinding head and the heat dissipation effect of the grinding head on the surface of the workpiece are better, the use and the installation are more convenient, and the overall working efficiency is effectively improved.

Although embodiments of the utility model have been shown and described, the detailed description is to be construed as exemplary only and is not limiting of the utility model as the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and modifications, substitutions, variations, etc. may be made in the embodiments as desired by those skilled in the art without departing from the principles and spirit of the utility model, provided that such modifications are within the scope of the appended claims.

Claims (6)

1. The utility model provides a bistrique heat abstractor, includes connecting axle (1), its characterized in that: the cooling device is characterized in that the grinding head (2) is fixedly connected to the bottom of the connecting shaft (1), the air flow guiding shell (3) is movably connected to the outer side of the connecting shaft (1), the heat dissipation impeller (4) located inside the air flow guiding shell (3) is fixedly arranged on the outer side of the connecting shaft (1), the cooling liquid box (6) matched with the air flow guiding shell (3) is fixedly arranged on the top of the air flow guiding shell (3), and a plurality of groups of air inlet holes (8) staggered with the cooling liquid box (6) are formed in the top of the air flow guiding shell (3).

2. The grinding head heat sink of claim 1, wherein: the connecting shaft (1) and the airflow guiding shell (3) are rotationally connected through a bearing (5), and a rubber ring is fixed on the inner side of the bearing (5).

3. The grinding head heat sink of claim 1, wherein: the cooling liquid box (6) is internally provided with a cooling liquid cavity (7), and cooling liquid is filled in the cooling liquid cavity (7).

4. A grinding head heat sink as defined in claim 3, wherein: the cooling liquid box (6) top both ends are provided with inlet tube (9) and drain pipe (10) that extend to its inside respectively, and the length that drain pipe (10) extended to inside cooling liquid box (6) is greater than inlet tube (9).

5. The grinding head heat sink of claim 4, wherein: the inner walls of the tail ends of the water inlet pipe (9) and the water outlet pipe (10) are provided with internal threads, and the water inlet pipe (9) and the water outlet pipe (10) are connected with an external pipeline.

6. The grinding head heat sink of claim 1, wherein: the two ends of the air flow guiding shell (3) are fixedly provided with connecting frames (11), and the connecting frames (11) are fixedly connected with the external grinding machine moving frames.