Detachable groove milling cutter

Abstract

The utility model discloses a detachable milling groove cutter which comprises a fixed shell and a limiting head, a rotating groove is formed in the outer wall of the limiting head, an annular groove is formed in the outer wall of the limiting head, a meshing groove is formed in the outer wall of the fixed shell, a fixed groove is formed in the inner wall of the fixed shell, and the meshing groove is communicated with the fixed groove. A threaded rod is inserted into the meshing groove in a threaded mode, a rotating handle is arranged at one end of the threaded rod, a fixing rod is slidably connected into the fixing groove, and a fixing ball is arranged at one end of the fixing rod. The rotating handle is rotated, the rotating handle drives the threaded rod to rotate, the fixing rod slides in the sliding groove, the fixing spring provides elastic force, the fixing rod drives the fixing ball to move, the fixing ball is separated from the annular groove, the limiting head is rotated, the fixing ball slides in the rotating groove, and the limiting head is separated from the fixing shell, so that the function of dismantling the groove milling cutter is achieved. And a worker can conveniently dismount the damaged groove milling cutter.

Description

Technical Field

[0001] The utility model relates to the technical field of slot milling cutters, in particular to a detachable slot milling cutter. Background Art

[0002] Grooving refers to cutting the required groove with a specific tool. Simply put, it is to use a tool with a bottom blade to cut a groove. The grooving milling cutter is used to leave a groove of corresponding specifications on the workpiece. It is a milling cutter with a specific shape structure. It can cut stainless steel, iron pipes, copper pipes, aluminum pipes, non-metallic pipes and plates and other materials under high-speed rotation.

[0003] For example, a slot milling tool with the authorization announcement number CN220547684U and the announcement date 2024.03.01 includes a tool body, a plurality of tool grooves are provided on the edge of the tool body, a tool head is installed in the tool groove, a coolant channel is provided on the tool body corresponding to each of the tool grooves, a liquid inlet of the coolant channel is provided on the back of the tool body, a liquid outlet of the coolant channel is provided in the tool groove, and the liquid outlet of the coolant channel is arranged opposite to the cutting edge of the tool head.

[0004] During processing, due to improper operation, the milling tool is easy to touch the operating table, causing the tool shaft to break in the shaft. The staff needs to use tools to unscrew the mechanism that fixes the milling tool to replace the damaged milling tool, which is very inconvenient for the staff to replace the damaged milling tool. Therefore, it is urgent to design a detachable milling tool to solve the above problems. Utility Model Content

[0005] The utility model aims to solve the shortcomings in the prior art and provides a detachable slot milling tool.

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

[0007] A detachable slot milling tool comprises a fixed shell and a limit head, a rotating groove is provided on the outer wall of the limit head, and a circular groove is provided on the outer wall of the limit head, an engaging groove is provided on the outer wall of the fixed shell, and a fixing groove is provided on the inner wall of the fixed shell, the engaging groove is communicated with the fixing groove, a threaded rod is inserted into the internal thread of the engaging groove, and a turning handle is provided at one end of the threaded rod, a fixed rod is slidably connected to the inside of the fixing groove, and a fixed ball is provided at one end of the fixing rod, and a fixing spring is connected to the outer wall of the fixing rod and the inner wall of the fixing groove.

[0008] Furthermore, a transmission rod is arranged on the outer wall of the bottom of the limiting head, and a milling cutter disc is arranged at the bottom end of the transmission rod.

[0009] Furthermore, a mounting groove is provided on the outer wall of one side of the milling cutter disc, and a blade is slidably inserted into the interior of the mounting groove.

[0010] Furthermore, a slot is provided on the outer wall of the top of the milling cutter disc, and a bolt is inserted into the internal thread of the slot, a fixing washer is sleeved on the outer wall of the bolt, and the bolt passes through the blade.

[0011] Furthermore, a sliding groove is provided on the inner wall of the fixed shell, and a sealing plate is slidably connected inside the sliding groove.

[0012] Furthermore, a sealing rubber is provided on the outer wall of one side of the sealing plate, and a sealing spring is connected between the outer wall of the sealing plate away from the sealing rubber and the inner wall of the sliding groove.

[0013] Furthermore, a conduit is arranged on the outer wall of the top of the limit head, a rotating shell is rotatably connected to the outer wall of the top of the fixed shell via a bearing, and a cutting fluid input hole is opened on the outer wall of the top of the rotating shell.

[0014] The beneficial effects of the utility model are:

[0015] 1. By setting the limit head, rotating groove, annular groove, sliding groove, fixed rod, fixed spring, fixed ball, meshing groove, threaded rod and turning handle, the turning handle drives the threaded rod to rotate, the fixed rod slides in the sliding groove, the fixed spring provides elastic force, the fixed rod drives the fixed ball to move, the fixed ball disengages from the annular groove, the limit head is rotated, the fixed ball slides in the rotating groove, and the limit head disengages from the fixed shell, thereby realizing the function of removing the milling tool, making it convenient for the staff to remove the damaged milling tool.

[0016] 2. By setting the slot, bolt, fixing washer, installation slot and blade, the bolt is turned, the bolt is disengaged from the slot, and the blade is taken out from the installation slot, thereby realizing the function of replacing blades of different lengths.

[0017] 3. Through the provided conduit, sealing rubber, sealing plate, sealing spring and sliding groove, the conduit squeezes the sealing rubber, the sealing rubber drives the sealing plate to move, the sealing plate slides in the sliding groove, and the sealing plate squeezes the sealing spring, so that the cutting fluid channel is opened after the slot milling tool is installed, so that the cutting fluid can flow into the slot milling tool, thereby avoiding the temperature rise of the slot milling tool during processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 A three-dimensional structural schematic diagram of a detachable slot milling tool proposed by the utility model;

[0019] Figure 2 This is a three-dimensional structural schematic diagram of a detachable limit head of a slot milling tool proposed by the utility model;

[0020] Figure 3 This is a schematic diagram of the front cross-sectional structure of a detachable slot milling tool proposed by the utility model;

[0021] Figure 4 This is a schematic diagram of the enlarged structure of a fixing rod of a detachable slot milling tool proposed by the utility model;

[0022] Figure 5 This is a schematic diagram of the enlarged structure of a detachable milling cutter disc of a slot milling tool proposed by the utility model;

[0023] Figure 6 The utility model is a schematic diagram of an enlarged structure of a sealing plate of a detachable slot milling tool.

[0024] In the figure: 1. transmission rod; 2. fixed shell; 3. limit head; 4. rotating groove; 5. annular groove; 6. guide tube; 7. fixed groove; 8. fixed rod; 9. fixed spring; 10. fixed ball; 11. meshing groove; 12. threaded rod; 13. turning handle; 14. milling cutter disc; 15. mounting groove; 16. slot; 17. bolt; 18. blade; 19. sliding groove; 20. sealing plate; 21. sealing rubber; 22. sealing spring; 23. rotating shell; 24. cutting fluid input hole; 25. fixed gasket. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] It should be noted that when a component is referred to as being "fixed to" another component, it may be directly on the other component or there may also be a component centered. When a component is considered to be "connected to" another component, it may be directly connected to the other component or there may also be a component centered. When a component is considered to be "set on" another component, it may be directly set on the other component or there may also be a component centered. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0027] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0028] Reference Figure 1-6 A detachable slot milling tool comprises a fixed shell 2 and a limit head 3, a rotating groove 4 is provided on the outer wall of the limit head 3, and a circular groove 5 is provided on the outer wall of the limit head 3, an engaging groove 11 is provided on the outer wall of the fixed shell 2, and a fixed groove 7 is provided on the inner wall of the fixed shell 2, the engaging groove 11 is connected with the fixed groove 7, a threaded rod 12 is inserted into the internal thread of the engaging groove 11, and a turning handle 13 is provided at one end of the threaded rod 12, a fixed rod 8 is slidably connected inside the fixed groove 7, and a fixed ball 10 is provided at one end of the fixed rod 8, a fixing spring 9 is connected to the outer wall of the fixing rod 8 and the inner wall of the fixing groove 7, the limit head 3 drives the rotating groove 4 to rotate, so that the fixed ball 10 moves in the rotating groove 4, and the fixed ball 10 slides into the circular groove 5, so as to limit the limit head 3.

[0029] In one embodiment provided by the present utility model, Figure 1 , Figure 2 and Figure 3 As shown, a transmission rod 1 is provided on the outer wall of the bottom of the limit head 3, and a milling disc 14 is provided at the bottom end of the transmission rod 1. The milling disc 14 rotates at the bottom end of the rotating rod, thereby realizing the function of rotating the milling disc 14.

[0030] In another embodiment provided by the present utility model, Figure 3 and Figure 5 As shown, a mounting groove 15 is provided on the outer wall of one side of the milling cutter disc 14 , and a blade 18 is slidably inserted into the mounting groove 15 . The blade 18 is slidably connected in the mounting groove 15 , thereby realizing the function of limiting the blade 18 .

[0031] In another embodiment provided by the present utility model, Figure 3 and Figure 5 As shown, a slot 16 is provided on the outer wall of the top of the milling cutter disc 14, and a bolt 17 is inserted into the internal thread of the slot 16, a fixing washer 25 is sleeved on the outer wall of the bolt 17, and the bolt 17 passes through the blade 18. The bolt 17 rotates in the slot 16, realizing the function of replacing different blades 18, so that milling grooves of different widths can be processed.

[0032] In one embodiment provided by the present utility model, Figure 3 and Figure 6As shown, a sliding groove 19 is provided on the inner wall of the fixed housing 2, and a sealing plate 20 is slidably connected inside the sliding groove 19. The sealing plate 20 moves in the sliding groove 19, thereby realizing the function of limiting the sealing plate 20.

[0033] In another embodiment provided by the present utility model, Figure 3 and Figure 5 As shown, a sealing rubber 21 is provided on the outer wall of one side of the sealing plate 20, and a sealing spring 22 is connected to the outer wall of the sealing plate 20 away from the sealing rubber 21 and the inner wall of the sliding groove 19, and the sealing rubber 21 is squeezed between the two sealing plates 20 to prevent the cutting fluid from leaking.

[0034] In another embodiment provided by the present utility model, Figure 1 and Figure 3 As shown, a conduit 6 is provided on the outer wall of the top of the limit head 3, and a rotating shell 23 is rotatably connected to the outer wall of the top of the fixed shell 2 through a bearing, and a cutting fluid input hole 24 is opened on the outer wall of the top of the rotating shell 23. The fixed shell 2 rotates in the rotating shell 23, so that the cutting fluid can enter the milling tool to avoid temperature rise during processing.

[0035] Working principle: When replacing the slot milling tool, the limit head 3 enters the fixed housing 2, the fixed ball 10 slides in the rotating groove 4, the limit head 3 rotates, the fixed ball 10 is clamped in the annular groove 5, the turning handle 13 is turned, the turning handle 13 drives the threaded rod 12, the threaded rod 12 rotates in the meshing groove 11, the threaded rod 12 contacts the fixed rod 8, the fixed plate squeezes the fixed spring 9, the fixed rod 8 drives the fixed ball 10, and the fixed ball 10 squeezes the inner wall of the annular groove 5, realizing the function of fixing the slot milling tool, which is convenient for the staff to replace the damaged slot milling tool, and the limit head 3 is fixed outside The shell 2 moves, the conduit 6 contacts the sealing plate 20, the conduit 6 moves on the sealing plate 20, the sealing plate 20 slides in the sliding groove 19, the sealing plate 20 squeezes the sealing spring 22, and the sealing rubber 21 contacts the conduit 6, so that the cutting fluid channel can be opened after the milling cutter is installed, so that the cutting fluid can flow into the milling cutter, and the temperature rise of the milling cutter during processing is avoided. When changing the width of the milling groove, unscrew the bolt 17, the bolt 17 is disengaged from the slot 16, and the blade 18 slides from the installation slot 15, so that the function of replacing blades 18 of different lengths is realized, so that milling grooves of different widths can be processed.

[0036] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A detachable slot milling tool, comprising a fixed housing (2) and a stopper head (3), characterized in that: The outer wall of the limit head (3) is provided with a rotation groove (4), and the outer wall of the limit head (3) is provided with a circular groove (5); the outer wall of the fixed shell (2) is provided with an engagement groove (11), and the inner wall of the fixed shell (2) is provided with a fixing groove (7); the engagement groove (11) is connected with the fixing groove (7); the inner thread of the engagement groove (11) is plugged with a threaded rod (12), and one end of the threaded rod (12) is provided with a turning handle (13); the interior of the fixing groove (7) is slidably connected with a fixing rod (8), and one end of the fixing rod (8) is provided with a fixing ball (10); the outer wall of the fixing rod (8) and the inner wall of the fixing groove (7) are connected with a fixing spring (9).

2. A detachable slot milling tool according to claim 1, characterized in that: A transmission rod (1) is arranged on the outer wall of the bottom of the limiting head (3), and a milling cutter disc (14) is arranged at the bottom end of the transmission rod (1).

3. A detachable slot milling tool according to claim 2, characterized in that: A mounting groove (15) is provided on the outer wall of one side of the milling cutter disc (14), and a blade (18) is slidably inserted inside the mounting groove (15).

4. A detachable slot milling tool according to claim 3, characterized in that: A slot (16) is provided on the outer wall of the top of the milling cutter disc (14), and a bolt (17) is inserted into the internal thread of the slot (16). A fixing washer (25) is sleeved on the outer wall of the bolt (17), and the bolt (17) passes through the blade (18).

5. A detachable slot milling tool according to claim 4, characterized in that: A sliding groove (19) is provided on the inner wall of the fixed housing (2), and a sealing plate (20) is slidably connected inside the sliding groove (19).

6. A detachable slot milling tool according to claim 5, characterized in that: A sealing rubber (21) is provided on the outer wall of one side of the sealing plate (20), and a sealing spring (22) is connected between the outer wall of the sealing plate (20) away from the sealing rubber (21) and the inner wall of the sliding groove (19).

7. A detachable slot milling tool according to claim 6, characterized in that: A conduit (6) is provided on the outer wall of the top of the limit head (3), a rotating shell (23) is rotatably connected to the outer wall of the top of the fixed shell (2) via a bearing, and a cutting fluid input hole (24) is provided on the outer wall of the top of the rotating shell (23).

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