CN219837539U

CN219837539U - Drill bit cooling device for electric tapping machine

Info

Publication number: CN219837539U
Application number: CN202321350929.8U
Authority: CN
Inventors: 雷鹍; 张宪会; 雷瀚; 陈晓兵
Original assignee: Shenyang Gaotai Cnc Technology Co ltd
Current assignee: Shenyang Gaotai Cnc Technology Co ltd
Priority date: 2023-05-31
Filing date: 2023-05-31
Publication date: 2023-10-17
Anticipated expiration: 2033-05-31

Abstract

The utility model discloses a drill bit cooling device for an electric tapping machine, which comprises a tapping machine body and a workbench, wherein a support column is fixedly arranged at the outer bottom of a shell, an annular water pipe is fixedly arranged at the bottom of the support column, a spray head is fixedly arranged at the bottom of the annular water pipe, and a cooling liquid tank and a water pump are respectively fixedly arranged at the outer top of the shell.

Description

Drill bit cooling device for electric tapping machine

Technical Field

The utility model relates to the technical field of tapping machines, in particular to a drill bit cooling device for an electric tapping machine.

Background

Tapping machines are also called tapping machines, thread tapping machines, automatic tapping machines and the like, and the tapping machines are machining equipment for machining internal threads, screws or thread-calling buckles on the inner side surfaces of holes of various parts with through holes or blind holes of different specifications, such as machine part shells, equipment end surfaces, nuts, flanges and the like.

The drill bit of an electric tapping machine generates heat during operation, and if the temperature is too high, the following disadvantages are brought about:

1. the service life is shortened: the excessively high temperature can cause deformation of the drill bit material, so that the strength and hardness of the drill bit are reduced, and the service life is obviously shortened.

2. Influence tapping quality: at high temperature, the hardness and strength of the material are reduced, so that the drill bit is easy to wear, deform, damage and the like, thereby influencing the tapping quality.

3. The tapping difficulty is increased: the high-temperature drill bit surface crack resistance is reduced, and the high-temperature drill bit is easy to break during tapping, so that the tapping difficulty is increased, the working efficiency is affected, and the equipment maintenance cost is increased.

4. Thermal expansion effect: the increase in temperature of the drill causes thermal expansion effects that result in deformation of the tap dimensions, thereby affecting the fit and accuracy of the workpiece.

Disclosure of Invention

The utility model aims to provide a drill bit cooling device for a motor tapping machine, which solves the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a drill bit cooling device for electric tapping machine, includes tapping machine body and workstation, the tapping machine body is fixed to be set up on the workstation, the tapping machine body includes lift, support arm, casing and tapping head, the support arm is connected with the lift, the casing is connected with the support arm, the tapping head is connected with the casing, the fixed support column that is provided with in casing outer bottom, the fixed annular water pipe that is provided with in bottom of support column, the tapping head is located annular water pipe's hollow department, the fixed shower nozzle that is provided with in bottom of annular water pipe, the fixed cooling liquid tank and the water pump that is provided with respectively in casing outer top, fixedly provided with inlet tube between the water inlet of water pump and the cooling liquid tank, fixedly provided with outlet pipe between the delivery port of water pump and the annular water pipe.

Preferably, the opening has been seted up on the right side of coolant tank, the fixed first fin that is provided with in the coolant tank on right side, and first fin is located the opening part, the fixed semiconductor refrigeration piece that is provided with in opening part on coolant tank right side, the fixed second fin that is provided with on coolant tank outer right side, and the one side of second fin and the exothermic end fixed connection of semiconductor, the fixed radiator fan that is provided with of opposite side of second fin.

Preferably, the top is fixedly provided with temperature sensor in the cooling liquid case, the outside right side of cooling liquid case is fixedly provided with the controller, the controller is connected with semiconductor refrigeration piece, radiator fan and temperature sensor respectively.

Preferably, the number of the spray heads is four, and the four spray heads are respectively positioned at the periphery of the tapping head.

Preferably, an observation window is arranged on the front side of the cooling liquid tank.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the cooling liquid can be sprayed onto the tapping head through the cooling liquid tank, the water pump, the annular water pipe and the spray head, so that the tapping head is cooled, the processing heat condition is improved, the processing efficiency and the processing quality are improved, the situation that the tapping head is broken during processing is avoided, meanwhile, the abrasion of the tapping head is slowed down, the service life of the tapping head is prolonged, and the cooling liquid in the cooling liquid tank can be cooled through the arrangement of the first cooling fin, the semiconductor cooling fin, the second cooling fin and the cooling fan, so that the cooling effect of the tapping head is improved.

Drawings

FIG. 1 is a schematic diagram of an axial structure of the present utility model;

FIG. 2 is a schematic diagram of the axial structure of the tapping machine body and the workbench of the present utility model;

FIG. 3 is a schematic diagram of an axial structure of the annular water pipe, the water pump and the cooling liquid tank of the present utility model;

FIG. 4 is a schematic side cross-sectional structural view of the coolant tank of the present utility model.

In the figure: 1. a tapping machine body; 101. a lifter; 102. a support arm; 103. a housing; 104. a tapping head; 2. a work table; 3. a support column; 4. an annular water pipe; 5. a spray head; 6. a cooling liquid tank; 7. a water pump; 8. a water inlet pipe; 9. a water outlet pipe; 10. a first heat sink; 11. a semiconductor refrigeration sheet; 12. a second heat sink; 13. a heat radiation fan; 14. a temperature sensor; 15. a controller; 16. and an observation window.

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.

Referring to fig. 1-4, the utility model provides a drill bit cooling device for an electric tapping machine, which comprises a tapping machine body 1 and a workbench 2, wherein the tapping machine body 1 is fixedly arranged on the workbench 2, the tapping machine body 1 comprises a lifter 101, a supporting arm 102, a machine shell 103 and a tapping head 104, the supporting arm 102 is connected with the lifter 101, the lifter 101 is used for driving the supporting arm 102 to lift, the machine shell 103 is connected with the supporting arm 102, a driving device is arranged in the machine shell 103, the tapping head 104 is connected with the driving device in the machine shell 103, the driving device is used for driving the tapping head 104 to rotate, all parts in the tapping machine body 1 are all of the prior art, so that a supporting column 3 is fixedly arranged at the bottom of the machine shell 103, an annular water pipe 4 is fixedly arranged at the bottom of the supporting column 3, a nozzle 5 is fixedly arranged at the bottom of the annular water pipe 4, a cooling liquid tank 6 and a water pump 7 are respectively fixedly arranged at the top of the machine shell 103, a water inlet 7 and a water outlet 9 is fixedly arranged between the water pump 7 and the water inlet 7 and the annular water outlet 7.

When the tapping head 104 is cooled, a worker starts the water pump 7, the water pump 7 guides the cooling liquid in the cooling liquid tank 6 into the annular water pipe 4 through the water inlet pipe 8 and the water outlet pipe, and then the nozzle 5 sprays the cooling liquid onto the tapping head 104, so that the cooling liquid is cooled.

Specifically, the opening has been seted up on the right side of cooling liquid case 6, the fixed first fin 10 that is provided with in the cooling liquid case 6 on right side, and first fin 10 is located the opening part, the opening part on cooling liquid case 6 right side is plugged to first fin 10, the fixed semiconductor cooling piece 11 that is provided with in opening part on cooling liquid case 6 right side, the refrigeration end and the one side fixed connection of first fin 10 of semiconductor cooling piece 11, the fixed second fin 12 that is provided with in cooling liquid case 6 outside right side, and one side and the semiconductor's of second fin 12 heat release end fixed connection, the fixed radiator fan 13 that is provided with of opposite side of second fin 12, when refrigerating the coolant in cooling liquid case 6, the staff opens semiconductor cooling piece 11 and radiator fan 13, second fin 12 and radiator fan 13 are used for giving off the heat that semiconductor cooling piece 11 produced rapidly, and first fin 10 can give the coolant in the cooling liquid of cooling liquid case 6 with the cold junction of semiconductor cooling piece 11, thereby cool down the coolant liquid.

Specifically, a temperature sensor 14 is fixedly arranged at the inner top of the cooling liquid tank 6, a controller 15 is fixedly arranged at the right side outside the cooling liquid tank 6, the controller 15 is respectively connected with the semiconductor refrigerating sheet 11, the cooling fan 13 and the temperature sensor 14, the temperature sensor 14 and the controller 15 can control the temperature of cooling liquid in the cooling liquid tank 6, the temperature sensor 14 is used for detecting the temperature of the cooling liquid, when the semiconductor refrigerating sheet 11 and the cooling fan 13 reduce the cooling liquid to a set temperature, the temperature sensor 14 transmits signals to the controller 15, and after the controller 15 receives the signals, the semiconductor refrigerating sheet 11 and the cooling fan 13 are turned off.

Specifically, the number of the spray heads 5 is four, and the four spray heads 5 are respectively located around the tapping head 104, so that the cooling effect of the tapping head 104 is further improved.

Specifically, an observation window 16 is provided on the front side of the coolant tank 6, and the observation window 16 is used for an operator to observe the remaining amount of coolant in the coolant tank 6.

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

Claims

1. The utility model provides a drill bit cooling device for electric tapping machine, includes tapping machine body (1) and workstation (2), tapping machine body (1) is fixed to be set up on workstation (2), tapping machine body (1) include lift (101), support arm (102), casing (103) and tapping head (104), support arm (102) are connected with lift (101), casing (103) are connected with support arm (102), tapping head (104) are connected with casing (103), its characterized in that: the utility model discloses a water pump, including casing (103), support column (3) are fixed to bottom outside casing (103), the fixed annular water pipe (4) that is provided with in bottom of support column (3), tapping head (104) are located the hollow department of annular water pipe (4), the fixed shower nozzle (5) that are provided with in bottom of annular water pipe (4), the fixed cooling liquid tank (6) and water pump (7) that are provided with respectively in top outside casing (103), fixedly be provided with inlet tube (8) between the water inlet of water pump (7) and cooling liquid tank (6), fixedly be provided with outlet pipe (9) between the delivery port of water pump (7) and annular water pipe (4).

2. The drill bit cooling device for a motor-driven tapping machine as claimed in claim 1, wherein: the cooling liquid box (6) is characterized in that an opening is formed in the right side of the cooling liquid box (6), a first radiating fin (10) is fixedly arranged on the right side in the cooling liquid box (6), the first radiating fin (10) is located at the opening, a semiconductor refrigerating fin (11) is fixedly arranged at the opening on the right side of the cooling liquid box (6), a second radiating fin (12) is fixedly arranged on the right side outside the cooling liquid box (6), one side of the second radiating fin (12) is fixedly connected with the heat release end of a semiconductor, and a radiating fan (13) is fixedly arranged on the other side of the second radiating fin (12).

3. The drill bit cooling device for a motor-driven tapping machine as claimed in claim 1, wherein: the cooling liquid box is characterized in that a temperature sensor (14) is fixedly arranged at the inner top of the cooling liquid box (6), a controller (15) is fixedly arranged on the right side outside the cooling liquid box (6), and the controller (15) is respectively connected with a semiconductor refrigerating sheet (11), a cooling fan (13) and the temperature sensor (14).

4. The drill bit cooling device for a motor-driven tapping machine as claimed in claim 1, wherein: the number of the spray heads (5) is four, and the four spray heads (5) are respectively positioned at the periphery of the tapping head (104).

5. The drill bit cooling device for a motor-driven tapping machine as claimed in claim 1, wherein: an observation window (16) is arranged on the front side of the cooling liquid tank (6).