Tungsten steel milling cutter with self-cooling function

Abstract

The tungsten steel milling cutter with the self-cooling function comprises a tungsten steel milling cutter body, the tungsten steel milling cutter body comprises a cutter column, a cutter cylinder and a connecting cylinder, a cooling channel is formed in the cutter column, a plurality of cooling holes are formed in the outer wall of the cooling channel, and plug caps are connected to the two ends of the cooling channel in a threaded and inserted mode. A bent pipe is fixedly installed in the tool post, a cooling cavity is formed in the tool post, a through hole is formed in one side of the cooling cavity, a sealing plug is inserted into the inner wall of the through hole in a threaded mode, a connecting post is integrally formed at the bottom end of the tool post, outer tool lines are arranged on the outer wall of the tool post, a sealing pad is bonded to the interior of the tool cylinder, and the tool post is inserted into the sealing pad in a threaded mode. The cooling channel and the bent pipe are arranged in the tool post, cooling liquid can enter the cooling channel to cool the interior of the tool post, meanwhile, the bent pipe is of a bent structure, the cooling liquid in the cooling cavity can enter the bent structure, and the interior of the tool post can be self-cooled to a greater extent.

Description

Technical Field

[0001] The utility model relates to the technical field of tungsten steel milling cutters, in particular to a tungsten steel milling cutter with a self-cooling function. Background Art

[0002] Tungsten steel milling cutter is a tool made of tungsten steel carbide, also known as tungsten-titanium alloy. It is generally used in CNC machining centers and CNC engraving machines. It can also be installed on ordinary iron beds. Tungsten steel milling cutter is widely used and uses high-speed machining. Tungsten steel milling cutter is the leading product of CNC machining tools.

[0003] For example, a tungsten steel milling cutter with the authorization announcement number CN104057131A includes a rotating shaft, a shank and a cutter head. The cutter head is a four-corner cutter with four corners in cross section. Each corner cutter has a cutting edge, and the cutting edge of each corner cutter is at the bottom after the cutter is rotated to the cutting position.

[0004] The tungsten steel milling cutter is installed through connectors and CNC machining equipment. After long-term use, heat will accumulate on the tungsten steel milling cutter, and cooling equipment is required to cool it down. However, the cost of additional cooling equipment is high. Therefore, it is urgent to design a tungsten steel milling cutter with self-cooling function to solve the above problem. Utility Model Content

[0005] The utility model aims to provide a tungsten steel milling cutter with a self-cooling function to solve the above-mentioned deficiencies in the prior art.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A tungsten steel milling cutter with a self-cooling function comprises a tungsten steel milling cutter body, the tungsten steel milling cutter body comprises a cutter column, a cutter barrel and a connecting barrel, a cooling channel is provided inside the cutter column, a plurality of cooling holes are provided on the outer wall of the cooling channel, plug caps are threadedly inserted at both ends of the cooling channel, a bending tube is fixedly installed inside the cutter column, a cooling cavity is provided inside the cutter column, a through hole is provided on one side of the cooling cavity, a sealing plug is threadedly inserted on the inner wall of the through hole, a connecting column is integrally formed at the bottom end of the cutter column, and an external cutter pattern is provided on the outer wall of the cutter column.

[0008] Preferably, a sealing gasket is bonded to the inside of the knife cylinder, and the knife column is threadedly inserted into the inside of the sealing gasket.

[0009] Preferably, threaded rods are threadedly inserted on both sides of the interior of the knife cylinder, and a movable handle is fixedly installed on one end of the threaded rod.

[0010] Preferably, the other end of the threaded rod is movably connected to a buckle block via a bearing, and the buckle block is clamped inside two sides of the connecting column.

[0011] Preferably, grooves are provided on both sides of the knife cylinder, and movable grooves are provided on both sides of the interior of the knife cylinder.

[0012] Preferably, a plug-in column is integrally formed on the top of the connecting tube, a rubber pad is bonded to the inner wall of the bottom end of the connecting column, and the plug-in column is threadedly plugged into the inner wall of the rubber pad.

[0013] In the above technical scheme, the utility model provides a tungsten steel milling cutter with a self-cooling function. Through the provision of a tool column, a cooling channel and a bending tube, the interior of the tool column is provided with a cooling channel and a bending tube, and the coolant can enter the cooling channel to cool the inside of the tool column. At the same time, the bending tube is a curved structure, and the coolant in the cooling cavity can pass into the curved structure, which can self-cool the inside of the tool column to a greater extent; through the provision of a snap block, a connecting column and a threaded rod, the threaded rod can rotate with the movable handle, and the threaded rod can push the snap block, and the snap block is pushed to the inside of the connecting column, so that the connecting column is fixed to the inside of the tool barrel, and then the tool column structure and the tool barrel are fixedly installed; through the provision of a connecting column, a plug-in column and a connecting barrel, the plug-in column is installed on the connecting barrel, and the plug-in column can be inserted into the inside of the rubber pad for installation, so that the tool barrel and the connecting barrel are connected and installed, further improving the installation stability of the tool column. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0015] Figure 1 The present invention provides a three-dimensional structural schematic diagram of a tungsten steel milling cutter with a self-cooling function according to an embodiment of the present invention.

[0016] Figure 2 The utility model provides a sectional diagram of a tool column of a tungsten steel milling cutter with a self-cooling function.

[0017] Figure 3 The utility model provides a sectional schematic diagram of a cutter barrel of a tungsten steel milling cutter with a self-cooling function.

[0018] Figure 4 A partial cross-sectional schematic diagram of an embodiment of a tungsten steel milling cutter with a self-cooling function provided by the utility model.

[0019] Description of reference numerals:

[0020] 1 tungsten steel milling cutter body, 2 tool column, 3 tool barrel, 4 connecting barrel, 5 cooling channel, 6 cooling hole, 7 outer tool pattern, 8 plug cap, 9 bending tube, 10 cooling cavity, 11 through hole, 12 sealing plug, 13 connecting column, 14 movable handle, 15 rubber pad, 16 plug column, 17 buckle block, 18 threaded rod, 19 movable groove, 20 groove, 21 sealing pad. DETAILED DESCRIPTION

[0021] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0022] like Figure 1-4 As shown, a tungsten steel milling cutter with a self-cooling function provided by an embodiment of the utility model comprises a tungsten steel milling cutter body 1, the tungsten steel milling cutter body 1 comprises a tool column 2, a tool barrel 3 and a connecting barrel 4, a cooling channel 5 is provided inside the tool column 2, a plurality of cooling holes 6 are provided on the outer wall of the cooling channel 5, plug caps 8 are threadedly inserted at both ends of the cooling channel 5, a bending tube 9 is fixedly installed inside the tool column 2, a cooling cavity 10 is provided inside the tool column 2, a through hole 11 is provided on one side of the cooling cavity 10, a sealing plug 12 is threadedly inserted on the inner wall of the through hole 11, a connecting column 13 is integrally formed at the bottom end of the tool column 2, and an outer tool pattern 7 is provided on the outer wall of the tool column 2.

[0023] Specifically, in this embodiment, a tungsten steel milling cutter body 1 is included, and the tungsten steel milling cutter body 1 includes a tool column 2, a tool barrel 3 and a connecting barrel 4. A cooling channel 5 is provided inside the tool column 2, and a plurality of cooling holes 6 are provided on the outer wall of the cooling channel 5. Both ends of the cooling channel 5 are threadedly plugged with plug caps 8. After the plug caps 8 are rotated, the coolant can be passed into the cooling channel 5. After the coolant is passed through the cooling channel 5, the coolant passes the cooling low temperature to the tool column 2 through the cooling holes 6, and the tool column 2 is cooled. The tool column 2 is fixedly installed with A cooling cavity 10 is provided inside the bending tube 9 and the tool column 2. A through hole 11 is provided on one side of the cooling cavity 10. A sealing plug 12 is threadedly inserted on the inner wall of the through hole 11. The bending tube 9 is a tortuous structure. The sealing plug 12 is rotated to remove the inner wall of the through hole 11, so that the coolant passes into the interior of the cooling cavity 10. The coolant then enters the bending tube 9 from the cooling cavity 10 for cooling. A connecting column 13 is integrally formed at the bottom end of the tool column 2. An external knife pattern 7 is provided on the outer wall of the tool column 2. The external knife pattern 7 facilitates the milling process of the tool column 2.

[0024] The utility model provides a tungsten steel milling cutter with a self-cooling function. The tool column 2, the cooling channel 5 and the bending tube 9 are arranged. The interior of the tool column 2 is provided with the cooling channel 5 and the bending tube 9. The coolant can enter the cooling channel 5 to cool the inside of the tool column 2. At the same time, the bending tube 9 is a curved structure. The coolant in the cooling cavity 10 can pass into the curved structure, which can self-cool the inside of the tool column 2 to a greater extent.

[0025] In another embodiment provided by the present utility model, Figure 1 and Figure 3 As shown, a sealing gasket 21 is bonded to the inside of the knife barrel 3 , and the knife column 2 is threadedly inserted into the inside of the sealing gasket 21 . The sealing gasket 21 can seal the installation between the knife column 2 and the knife barrel 3 .

[0026] In another embodiment provided by the present utility model, Figure 1 and Figure 4 As shown, threaded rods 18 are threadedly inserted on both sides of the interior of the knife cylinder 3, and a movable handle 14 is fixedly installed at one end of the threaded rod 18. The movable handle 14 rotates to rotate the threaded rod 18.

[0027] In another embodiment provided by the present utility model, Figure 1 and Figure 4 As shown, the other end of the threaded rod 18 is movably connected to a snap block 17 through a bearing. When the threaded rod 18 rotates, the threaded rod 18 pushes the snap block 17, and the snap block 17 is clamped inside the two sides of the connecting column 13. After being pushed, the snap block 17 is clamped into the inside of the connecting column 13 for installation.

[0028] In another embodiment provided by the present utility model, Figure 1 and Figure 4 As shown, grooves 20 are provided on both sides of the knife cylinder 3 , and the grooves 20 store the movable handles 14 . Movable grooves 19 are provided on both sides of the interior of the knife cylinder 3 , and the threaded rods 18 move inside the movable grooves 19 .

[0029] In another embodiment provided by the present utility model, Figure 1 , Figure 3 and Figure 4 As shown, a plug-in column 16 is integrally formed on the top of the connecting cylinder 4, a rubber pad 15 is bonded to the inner wall of the bottom end of the connecting column 13, and the plug-in column 16 is threadedly inserted into the inner wall of the rubber pad 15, so that the knife cylinder 3 and the connecting cylinder 4 are connected and installed.

[0030] Working principle: After the personnel rotates and removes the plug cap 8, coolant is introduced into the interior of the cooling channel 5. The coolant can be output to the inner wall of the knife column 2 through the cooling hole 6, so that the temperature in the knife column 2 is reduced. The personnel then rotates the sealing plug 12, and the sealing plug 12 can be rotated out of the through hole 11, and the coolant is poured into the interior of the cooling cavity 10. The liquid in the cooling cavity 10 then enters the interior of the bending tube 9. The bending tube 9 is a tortuous structure. The bending tube 9 can be set with the largest area, so that the low temperature of the coolant in the bending tube 9 is transferred to the knife column 2, so that the temperature in the knife column 2 The degree is reduced, and the personnel inserts the knife column 2 into the sealing gasket 21 of the knife cylinder 3, and then rotates the movable handle 14. The movable handle 14 can drive the threaded rod 18 to rotate, and the threaded rod 18 pushes the buckle block 17 to move, and the buckle block 17 can move to the inside of the connecting column 13. The buckle block 17 is fixed inside the connecting column 13, and the connecting column 13 and the knife column 2 are stabilized inside the knife cylinder 3, so that the knife column 2 and the knife cylinder 3 are installed together, and then the connecting cylinder 4 is equipped with a plug-in column 16, which can be inserted into the rubber pad 15 of the connecting column 13, so that the connecting cylinder 4 and the knife cylinder 3 are connected together.

[0031] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A tungsten steel milling cutter with self-cooling function, comprising a tungsten steel milling cutter body (1), characterized in that: The tungsten steel milling cutter body (1) comprises a tool column (2), a tool cylinder (3) and a connecting cylinder (4); a cooling channel (5) is provided inside the tool column (2); a plurality of cooling holes (6) are provided on the outer wall of the cooling channel (5); plug caps (8) are threadedly inserted at both ends of the cooling channel (5); a bending tube (9) is fixedly installed inside the tool column (2); a cooling cavity (10) is provided inside the tool column (2); a through hole (11) is provided on one side of the cooling cavity (10); a sealing plug (12) is threadedly inserted on the inner wall of the through hole (11); a connecting column (13) is integrally formed at the bottom end of the tool column (2); and an outer tool pattern (7) is provided on the outer wall of the tool column (2).

2. The tungsten steel milling cutter with self-cooling function according to claim 1, characterized in that: A sealing gasket (21) is bonded to the interior of the knife cylinder (3), and the knife column (2) is threadedly inserted into the interior of the sealing gasket (21).

3. The tungsten steel milling cutter with self-cooling function according to claim 1, characterized in that: Threaded rods (18) are threadedly inserted into both sides of the interior of the knife cylinder (3), and a movable handle (14) is fixedly mounted on one end of the threaded rod (18).

4. The tungsten steel milling cutter with self-cooling function according to claim 3, characterized in that: The other end of the threaded rod (18) is movably connected to a buckle block (17) via a bearing, and the buckle block (17) is clamped inside two sides of the connecting column (13).

5. The tungsten steel milling cutter with self-cooling function according to claim 1, characterized in that: Grooves (20) are provided on both sides of the knife cylinder (3), and movable grooves (19) are provided on both sides of the interior of the knife cylinder (3).

6. The tungsten steel milling cutter with self-cooling function according to claim 1, characterized in that: The top of the connecting tube (4) is integrally formed with a plug-in column (16), the inner wall of the bottom end of the connecting column (13) is bonded with a rubber pad (15), and the plug-in column (16) is threadedly plugged into the inner wall of the rubber pad (15).

Images