CN213224394U

CN213224394U - Drilling equipment for heat-resisting steel foundry goods with water-cooling structure

Info

Publication number: CN213224394U
Application number: CN202021962826.3U
Authority: CN
Inventors: 周祥
Original assignee: Xinghua Dongfang Cast Steel Co ltd
Current assignee: Xinghua Dongfang Cast Steel Co ltd
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2021-05-18
Anticipated expiration: 2030-09-10

Abstract

The utility model discloses a drilling equipment for heat-resisting steel foundry goods with water-cooling structure, including the outer tube, the basin, the water inlet, the outlet, the inner tube, heat conduction fin, the bearing, the main shaft, the footstock, connecting axle and fixing base, when using, at first connect the top of outer tube with the bottom of outside power take off device, make connecting axle and power output shaft interconnect, then insert the basin through water inlet and outlet into outside cooling water circulation structure, connect the drill bit and the blade holder for drilling, switch on the external power supply, drive the bearing through the connecting axle, the main shaft, blade holder and drill bit begin to rotate synchronously, in the process of drilling, the heat of drill bit part is transferred gradually to the outer tube, then the heat of outer tube is transferred to the outer tube and the cooling water that flows inside the basin through heat conduction fin, the cooling water can be taken away the heat fast in the process that flows between water inlet, basin and outlet, the overall heat dissipation efficiency is improved.

Description

Drilling equipment for heat-resisting steel foundry goods with water-cooling structure

Technical Field

The utility model relates to a heat-resisting steel foundry goods transportation correlation technique field specifically is a drilling equipment for heat-resisting steel foundry goods with water-cooling structure.

Background

The heat-resistant steel casting is a steel material working at a high temperature, the development of the heat-resistant steel casting is closely related to the technical progress of each industrial department such as a power station, a boiler, a gas turbine, an internal combustion engine, an aero-engine and the like, and the types of the adopted steel materials are different due to different temperatures and stresses born by various machines and devices and different environments.

The heat-resistant steel casting often needs to be provided with drilling equipment in the production and machining process, the drill bit can generate a large amount of heat in the long-time working process due to the high hardness of the heat-resistant steel casting, the drill bit part of the common drilling equipment is simple in structure, and the lack of an active heat dissipation device causes low heat dissipation efficiency, so that inconvenience is caused in use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a drilling equipment for heat-resisting steel foundry goods with water-cooling structure to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a drilling device with a water cooling structure for heat-resistant steel castings comprises an outer pipe, a water tank, a water inlet, a water outlet, an inner pipe, heat-conducting fins, a bearing, a main shaft, a top seat, a connecting shaft and a fixed seat; a water tank is arranged between the inner wall and the outer wall of the outer pipe, a water inlet and a water outlet are symmetrically arranged on two sides of the outer wall of the outer pipe respectively, and the water inlet and the water outlet penetrate through the outer wall of the outer pipe respectively and are connected with the water tank; an inner tube is arranged in the outer tube, and heat-conducting fins are filled between the outer wall of the inner tube and the inner wall of the inner tube; a main shaft is arranged in the inner pipe, and one end of the main shaft is connected with the bearing; the bearing is arranged at one end of the top seat close to the inner pipe, and the top seat is arranged at one end in the outer pipe; one end of the top seat, which is far away from the bearing, is provided with a connecting shaft, and one end of the connecting shaft penetrates through the top seat and the bearing to form a rotating structure; the other end of the connecting shaft, which is far away from the bearing, penetrates through the fixed seat, wherein the fixed seat is arranged inside one end of the outer tube.

Preferably, the spindle comprises a tool apron and a base, the base is arranged at one end of the outer tube, the tool apron is arranged at one end, far away from the outer tube, of the base, and the tool apron and the spindle form a rotating structure.

Preferably, the cross section of the water tank is of a ring structure.

Preferably, the heat conduction fins are in a wave-shaped structure.

Preferably, the bearing, the main shaft and the connecting shaft form a rotating structure, and the connecting shaft is rotatably connected with the fixed seat.

Preferably, the connection mode of the cutter holder and the base is rotation connection, and the connection mode of the base and the outer tube is threaded connection.

Compared with the prior art, the beneficial effects of the utility model are that: when the drill bit is used, the top end of the outer pipe is connected with the bottom of the external power output device, the connecting shaft is connected with the power output shaft, the water tank is connected into an external cooling water circulation structure through the water inlet and the water outlet, a drill bit for drilling is connected with the tool apron, an external power supply is switched on, the bearing is driven through the connecting shaft, the main shaft, the tool apron and the drill bit synchronously start to rotate, in the drilling process, the heat of the drill bit part is gradually transmitted into the outer pipe, then the heat of the outer pipe is transmitted into the cooling water flowing in the outer pipe and the water tank through the heat conduction fins, the heat can be quickly taken away in the flowing process of the cooling water between the water inlet and the water outlet, and the overall heat.

Drawings

FIG. 1 is a schematic front view of a drilling device for heat-resistant steel castings with a water-cooling structure according to the present invention;

FIG. 2 is a schematic view of the vertical cross-sectional structure of the drilling device for heat-resistant steel castings with water cooling structures of the present invention;

FIG. 3 is a schematic cross-sectional view of a water tank in the drilling device for heat-resistant steel castings with a water cooling structure according to the present invention;

fig. 4 is the enlarged schematic structural diagram of a point a in fig. 2 in the drilling device for heat-resistant steel casting with a water-cooling structure of the present invention.

In the figure: 1. an outer tube; 2. a water tank; 3. a water inlet; 4. a water outlet; 5. an inner tube; 6. heat-conducting fins; 7. a bearing; 8. a main shaft; 9. a top seat; 10. a connecting shaft; 11. a fixed seat; 12. a tool apron; 13. a base.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a drilling device with a water cooling structure for heat-resistant steel castings comprises an outer pipe 1, a water tank 2, a water inlet 3, a water outlet 4, an inner pipe 5, heat-conducting fins 6, a bearing 7, a main shaft 8, a top seat 9, a connecting shaft 10 and a fixed seat 11; a water tank 2 is arranged between the inner wall and the outer wall of the outer tube 1, a water inlet 3 and a water outlet 4 are symmetrically arranged on two sides of the outer wall of the outer tube 1 respectively, and the water inlet 3 and the water outlet 4 penetrate through the outer wall of the outer tube 1 respectively and are connected with the water tank 2; an inner tube 5 is arranged inside the outer tube 1, and heat-conducting fins 6 are filled between the outer wall of the inner tube 5 and the inner wall of the inner tube 5; a main shaft 8 is arranged inside the inner pipe 5, and one end of the main shaft 8 is connected with the bearing 7; the bearing 7 is arranged at one end of the top seat 9 close to the inner pipe 5, and the top seat 9 is arranged at one end inside the outer pipe 1; one end of the top seat 9, which is far away from the bearing 7, is provided with a connecting shaft 10, and one end of the connecting shaft 10 penetrates through the top seat 9 and the bearing 7 to form a rotating structure; the other end of the connecting shaft 10, which is far away from the bearing 7, penetrates through the fixed seat 11, wherein the fixed seat 11 is arranged inside one end of the outer tube 1.

The main shaft 8 comprises a tool apron 12 and a base 13, the base 13 is arranged at one end of the outer tube 1, the tool apron 12 is arranged at one end, away from the outer tube 1, of the base 13, and the tool apron 12 and the main shaft 8 form a rotating structure.

The cross section of the water tank 2 is of an annular structure.

The heat-conducting fins 6 are wave-shaped.

The bearing 7, the main shaft 8 and the connecting shaft 10 form a rotating structure, and the connecting shaft 10 is rotatably connected with the fixed seat 11.

The tool holder 12 is rotatably connected with the base 13, and the base 13 is connected with the outer tube 1 by threads.

It should be noted that the utility model relates to a drilling device with water cooling structure for heat-resistant steel casting, when in use, the top end of the outer tube 1 is connected with the bottom of the external power output device, so that the connecting shaft 10 is connected with the power output shaft, then the water tank 2 is connected with the external cooling water circulation structure through the water inlet 3 and the water outlet 4, the drill bit for drilling is connected with the tool apron 12, the external power supply is switched on, the bearing 7, the main shaft 8, the tool apron 12 and the drill bit are driven to synchronously start to rotate by the connecting shaft 10, in the process of drilling, the heat of the drill bit part is gradually transferred to the outer pipe 1, then the heat of the outer pipe 1 is transferred to the cooling water flowing in the outer pipe 1 and the water tank 2 through the heat-conducting fins 6, the heat can be quickly taken away in the flowing process of the cooling water among the water inlet 3, the water tank 2 and the water outlet 4, and the overall heat dissipation efficiency is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a drilling equipment for heat-resisting steel foundry goods with water-cooling structure which characterized in that: the water-cooling water tank comprises an outer pipe (1), a water tank (2), a water inlet (3), a water outlet (4), an inner pipe (5), heat-conducting fins (6), a bearing (7), a main shaft (8), a top seat (9), a connecting shaft (10) and a fixed seat (11); a water tank (2) is arranged between the inner wall and the outer wall of the outer pipe (1), a water inlet (3) and a water outlet (4) are symmetrically arranged on two sides of the outer wall of the outer pipe (1) respectively, and the water inlet (3) and the water outlet (4) penetrate through the outer wall of the outer pipe (1) respectively and are connected with the water tank (2); an inner tube (5) is arranged inside the outer tube (1), and heat-conducting fins (6) are filled between the outer wall of the inner tube (5) and the inner wall of the inner tube (5); a main shaft (8) is arranged in the inner pipe (5), and one end of the main shaft (8) is connected with the bearing (7); the bearing (7) is arranged at one end, close to the inner pipe (5), of the top seat (9), and the top seat (9) is arranged at one end inside the outer pipe (1); a connecting shaft (10) is arranged at one end, far away from the bearing (7), of the top seat (9), and one end of the connecting shaft (10) penetrates through the top seat (9) and the bearing (7) to form a rotating structure; the other end of the connecting shaft (10) far away from the bearing (7) penetrates through the fixed seat (11), wherein the fixed seat (11) is arranged inside one end of the outer tube (1).

2. The drilling device for the heat-resistant steel casting with the water-cooling structure as recited in claim 1, wherein: the spindle (8) comprises a tool apron (12) and a base (13), the base (13) is arranged at one end of the outer pipe (1), the tool apron (12) is arranged at one end, far away from the outer pipe (1), of the base (13), and the tool apron (12) and the spindle (8) form a rotating structure.

3. The drilling device for the heat-resistant steel casting with the water-cooling structure as recited in claim 1, wherein: the cross section of the water tank (2) is of an annular structure.

4. The drilling device for the heat-resistant steel casting with the water-cooling structure as recited in claim 1, wherein: the heat conduction fins (6) are of a wave-shaped structure.

5. The drilling device for the heat-resistant steel casting with the water-cooling structure as recited in claim 1, wherein: the bearing (7), the main shaft (8) and the connecting shaft (10) form a rotating structure, and the connecting shaft (10) is rotatably connected with the fixed seat (11).

6. The drilling device for the heat-resistant steel casting with the water-cooling structure as recited in claim 2, wherein: the tool apron (12) is connected with the base (13) in a rotating mode, and the base (13) is connected with the outer pipe (1) in a threaded mode.