Cutter with double cutter bits

Abstract

The utility model discloses a cutter with double cutter heads, which comprises a cutter handle, one end of the cutter handle is connected with a cutter bar, one end of the cutter bar far away from the cutter handle is connected with a mounting block, a finish turning cutter head and a rough turning cutter head are mounted on the mounting block, and the finish turning cutter head and the rough turning cutter head are arranged at an interval of 180 degrees. The rough turning tool bit and the finish turning tool bit are integrated on the same tool handle, so that the replacement time of the tool can be shortened.

Description

TECHNICAL FIELD

[0001] The utility model relates to tool technical field more particularly, relate to a tool of double tool head. BACKGROUND

[0002] The commonly used turning tool uses single inlay type turning piece, and rough turning tool and finish turning tool use different tools, so that the tool needs to be replaced during product machining, occupies the number of tool magazines, and the tool is replaced during machining, which wastes machining time, positioning accuracy deviation is caused by multiple corrections, and frequent tool changing can easily cause poor machine stability. UTILITY MODEL CONTENTS

[0003] The utility model discloses a tool of double tool head which overcomes the defects of the prior art.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0005] The utility model discloses a tool of double tool head, including the handle, the one end of handle is connected with the tool bar, the one end away from handle of tool bar is connected with the mounting block, is installed with finish turning tool head and rough turning tool head on the mounting block, and finish turning tool head and rough turning tool head are arranged at interval 180 DEG.

[0006] Further, a limiting block is arranged between the handle and the tool bar.

[0007] Further, a mounting groove one is formed on the mounting block, the finish turning tool head is installed in the mounting groove one, and a mounting hole one is formed on the mounting block at the bottom of the mounting groove one.

[0008] Further, a retreat groove one is formed on the mounting block at the inner end of the mounting groove one, and the retreat groove one is communicated with the mounting groove one.

[0009] Further, a first vertical surface, a step surface and a second vertical surface are arranged on the outer periphery of the tool bar, the first vertical surface, the step surface and the second vertical surface are arranged along the axial direction of the tool bar, and the end of the first vertical surface, the step surface and the second vertical surface extends to the finish turning tool head.

[0010] Further, a retreat arc surface is arranged on the end of the first vertical surface close to the finish turning tool head, and the lower end of the retreat arc surface extends to the mounting groove one.

[0011] Further, a mounting groove two is formed on the mounting block, the rough turning tool head is installed in the mounting groove two, and a mounting hole two is formed on the mounting block at the bottom of the mounting groove two.

[0012] Further, a retreat groove two is formed on the mounting block at the inner end of the mounting groove two, and the retreat groove two is communicated with the mounting groove two.

[0013] Further, the outer periphery of the cutter bar is provided with a horizontal surface and a third vertical surface, the horizontal surface and the third vertical surface are arranged along the axial direction of the cutter bar, and the ends of the horizontal surface and the third vertical surface extend to the rough turning tool head.

[0014] Further, an end of the third vertical surface away from the rough turning tool head is provided with a guide camber.

[0015] The utility model discloses the beneficial effect is: integrated rough turning tool head and finish turning tool head, adjusts the installation angle of tool shank 1 just can select corresponding tool head and use, saves the time of changing tool, avoids the machine tool stability of frequent tool change to be poor. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 For the structure diagram of the double-tool-head tool in the embodiment Figure One ;

[0017] Figure 2 For the structure diagram of the double-tool-head tool in the embodiment Figure Two ;

[0018] Figure 3 For the structure diagram of the mounting slot one in the embodiment;

[0019] Figure 4 For the structure diagram of the mounting slot two in the embodiment.

[0020] Reference signs: 1, tool shank;2, cutter bar;3, limiting block;4, mounting block;5, finish turning tool head;6, rough turning tool head;7, first vertical surface;8, step surface;9, second vertical surface;10, mounting slot one;11, mounting hole one;12, retreat slot one;13, retreat camber;14, horizontal surface;15, third vertical surface;16, guide camber;17, mounting slot two;18, mounting hole two;19, retreat slot two;20, positioning surface. DETAILED DESCRIPTION

[0021] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skilled in the art without creative labor belong to the scope of protection of the utility model.

[0022] As the drawings Figure 1 -attached Figure 4As shown, a double-tool-head cutter comprises a handle 1, one end of the handle 1 is connected with a tool bar 2, the end of the tool bar 2 away from the handle 1 is connected with a mounting block 4, the mounting block 4 is mounted with a finish turning tool head 5 and a rough turning tool head 6, the finish turning tool head 5 and the rough turning tool head 6 are arranged at intervals of 180°. The distance from the end of the finish turning tool head 5 and the rough turning tool head 6 to the axis of the tool bar 2 is different. The cross section of the finish turning tool head 5 is in the shape of a whole rhombus, and the cross section of the rough turning tool head 6 is in the shape of a whole rectangle. The finish turning tool head 5 is made of diamond, and the rough turning tool head 6 is made of alloy.

[0023] A limiting block 3 is arranged between the handle 1 and the tool bar 2, and is used for limiting when the handle 1 is installed.

[0024] A mounting groove one 10 is formed on the mounting block 4, the finish turning tool head 5 is installed in the mounting groove one 10, and a mounting hole one 11 is formed on the mounting block 4 at the position of the bottom of the mounting groove one 10. A mounting groove two 17 is formed on the mounting block 4, the rough turning tool head 6 is installed in the mounting groove two 17, and a mounting hole two 18 is formed on the mounting block 4 at the position of the bottom of the mounting groove two 17. The mounting groove one 10 and the mounting groove two 17 are arranged at intervals of 180°. The mounting hole one 11 and the mounting hole two 18 are threaded holes, and holes are formed on the finish turning tool head 5 and the rough turning tool head 6, bolts are screwed into the corresponding mounting holes through the holes on the tool heads, and then the installation and fixation of the finish turning tool head 5 and the rough turning tool head 6 are completed.

[0025] A retreat groove one 12 is formed on the mounting block 4 at the position of the inner end of the mounting groove one 10, and the retreat groove one 12 is communicated with the mounting groove one 10. The inner tip of the finish turning tool head 5 is located in the retreat groove one 12, so that the tip of the finish turning tool head 5 does not contact with the mounting block 4. A retreat groove two 19 is formed on the mounting block 4 at the position of the inner end of the mounting groove two 17, and the retreat groove two 19 is communicated with the mounting groove two 17. The inner end of the rough turning tool head 6 is located in the retreat groove two 19, and the other three ends of the rough turning tool head 6 are exposed to the mounting block 4, so that the four ends of the rough turning tool head 6 do not contact with the mounting block 4. The ends of the finish turning tool head 5 and the rough turning tool head 6 do not contact with the mounting block, which can avoid the damage caused by the friction between the ends of the tool heads and the mounting block 4 due to the vibration of the tool heads during turning.

[0026] A first vertical surface 7, a step surface 8 and a second vertical surface 9 are arranged on the outer periphery of the tool bar 2, the first vertical surface 7, the step surface 8 and the second vertical surface 9 are arranged along the axial direction of the tool bar 2, the first vertical surface 7 is perpendicular to the step surface 8, the second vertical surface 9 is perpendicular to the step surface 8, the ends of the first vertical surface 7, the step surface 8 and the second vertical surface 9 extend to the finish turning tool head 5, and the first vertical surface 7, the step surface 8 and the second vertical surface 9 form the chip flute of the finish turning tool head 5.

[0027] The first vertical surface 7 is provided with a retreat camber 13 near the end of the finish turning tool head 5, and the lower end of the retreat camber 13 extends to the installation groove I 10.

[0028] The outer periphery of the tool bar 2 is provided with a horizontal surface 14 and a third vertical surface 15, which are arranged along the axial direction of the tool bar 2, and the ends of the horizontal surface 14 and the third vertical surface 15 extend to the rough turning tool head 6, and the third vertical surface 15 and the horizontal surface 14 cooperate to form the chip groove of the rough turning tool head 6.

[0029] The end of the third vertical surface 15 away from the rough turning tool head 6 is provided with a guide camber 16, and the end of the guide camber 16 away from the third vertical surface 15 extends to the outer periphery of the tool bar 2, and the guide camber 16 can guide the chips moving along the chip groove to the outside of the tool bar 2.

[0030] The tool handle 1 is provided with a positioning surface 20, which can play a positioning role when the tool handle 1 is installed.

[0031] The above is only the preferred embodiment of the present application, and the protection scope of the present application is not limited to the above-mentioned embodiments, and any technical solution falling within the idea of the present application belongs to the protection scope of the present application. It should be noted that for ordinary technical personnel in the technical field, some improvements and decorations without departing from the principle of the present application are also regarded as the protection scope of the present application.

Claims

1. A double-point tool characterized by comprising: The utility model provides a double-head lathe tool, including handle (1), one end of handle (1) is connected with the tool bar (2), the tool bar (2) is connected with the mounting block (4) away from the one end of handle (1), the mounting block (4) is installed with finish turning tool head (5) and rough turning tool head (6), finish turning tool head (5) and rough turning tool head (6) are arranged 180 ° apart.

2. The double-point tool according to claim 1, wherein The limit block (3) is arranged between the handle (1) and the tool bar (2).

3. The double-point tool according to claim 1, wherein The mounting groove one (10) is formed in the mounting block (4), the finish turning tool head (5) is installed in the mounting groove one (10), and the mounting hole one (11) is formed in the mounting block (4) at the bottom of the mounting groove one (10).

4. The dual-point tool of claim 3 wherein, The retreat groove one (12) is formed in the mounting block (4) at the inner end of the mounting groove one (10), and the retreat groove one (12) is communicated with the mounting groove one (10).

5. The dual-point tool of claim 3 wherein, The first vertical surface (7), the step surface (8) and the second vertical surface (9) are arranged along the axial direction of the tool bar (2), and the end of the first vertical surface (7), the step surface (8) and the second vertical surface (9) extends to the finish turning tool head (5).

6. The double-point tool according to claim 5, wherein The retreat arc surface (13) is arranged at the end of the first vertical surface (7) close to the finish turning tool head (5), and the lower end of the retreat arc surface (13) extends to the mounting groove one (10).

7. The dual-point tool of claim 1 wherein, The mounting groove two (17) is formed in the mounting block (4), the rough turning tool head (6) is installed in the mounting groove two (17), and the mounting hole two (18) is formed in the mounting block (4) at the bottom of the mounting groove two (17).

8. The dual-point tool of claim 1 wherein, The retreat groove two (19) is formed in the mounting block (4) at the inner end of the mounting groove two (17), and the retreat groove two (19) is communicated with the mounting groove two (17).

9. The double-point tool according to claim 8, wherein The horizontal surface (14) and the third vertical surface (15) are arranged along the axial direction of the tool bar (2), and the end of the horizontal surface (14) and the third vertical surface (15) extends to the rough turning tool head (6).

10. The double-point tool according to claim 9, wherein The guide arc surface (16) is arranged at the end of the third vertical surface (15) away from the rough turning tool head (6).

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