CN216502617U

CN216502617U - Slotting tool for numerical control lathe

Info

Publication number: CN216502617U
Application number: CN202121723201.6U
Authority: CN
Inventors: 叶金慧; 王少华; 李闪; 陈晓寅; 谭佳
Original assignee: Shanghai Yunming Auto Parts Co ltd
Current assignee: Shanghai Yunming Auto Parts Co ltd
Priority date: 2021-07-27
Filing date: 2021-07-27
Publication date: 2022-05-13
Anticipated expiration: 2031-07-27

Abstract

The utility model relates to a slotting tool for numerical control lathe, including cutter arbor and blade, the cutter arbor is including being used for pressing from both sides the fixed part that the clamping part of dress fixed on numerical control lathe and be used for installing the blade, and clamping part and fixed part are integrative to be set up, and blade fixed mounting is in the one end of keeping away from the clamping part of fixed part, the blade holding tank has been seted up to the tip that is used for installing the blade of fixed part, and the blade is including integrative cutting edge portion and the installation department that sets up, and the installation department passes through screw fixed mounting in the blade holding tank, sets up the through-hole that supplies the screw to pass on the installation department, set up on the cell wall of blade holding tank with screw thread complex screw hole, cutting edge portion is along the radial protrusion in fixed part of clamping part. The utility model provides a blade for slotting tool of numerical control lathe when receiving wearing and tearing back need change, can directly dismantle the blade, then install new blade can, need not to change the cutter arbor to reduce the replacement cost.

Description

Slotting tool for numerical control lathe

Technical Field

The application relates to the field of slotting tools, in particular to a slotting tool for a numerical control lathe.

Background

The slotting tool is a tool used for machining groove-type structures in machining. The prior art slotting tool generally comprises a cutter bar and a blade which are integrally formed, wherein the blade is positioned at one end of the cutter bar. One end of the cutter bar, which is far away from the blade, is fixedly arranged on a power mechanism of the metal cutting machine tool, and the power mechanism drives the slotting tool to act to process the part.

The problem that the slotting tool among the above-mentioned prior art exists is that the slotting tool blade receives wearing and tearing easily in long-term the use, needs to change the slotting tool wholly after the blade wearing and tearing, and the replacement cost is high.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem that the replacement cost of the slotting tool in the prior art is high, the slotting tool for the numerical control lathe is provided.

The utility model provides a slotting tool for numerical control lathe adopts following technical scheme:

the utility model provides a slotting tool for numerical control lathe, includes cutter arbor and blade, the cutter arbor is including being used for pressing from both sides the fixed part that the clamping part of dress fixed on numerical control lathe and be used for installing the blade, and clamping part and fixed part are integrative to be set up, and blade fixed mounting is in the one end of keeping away from the clamping part of fixed part, the blade holding tank has been seted up to the tip that is used for installing the blade of fixed part, and the blade is including integrative cutting edge portion and the installation department that sets up, and the installation department passes through screw fixed mounting in the blade holding tank, sets up the through-hole that supplies the screw to pass on the installation department, set up on the cell wall of blade holding tank with screw thread complex screw hole, cutting edge portion along the radial protrusion in fixed part of clamping part.

Through adopting above-mentioned technical scheme, this an insert for numerical control lathe's blade when receiving wearing and tearing back and need changing, can directly dismantle the blade get off, then install new blade can, need not to change the cutter arbor to reduce the replacement cost.

Preferably, the threaded hole extends in the axial direction of the clamping portion.

Through adopting above-mentioned technical scheme for the slotting tool the blade is more stable when the axial displacement slotting along the clamping part, and difficult emergence is rocked.

Preferably, the blade accommodating groove is defined by three groove walls, one groove wall is a fixed groove wall, the plane where the fixed groove wall is located is perpendicular to the axis of the clamping part, the threaded hole is located in the fixed groove wall, the other two groove walls are positioning groove walls, the plane where the positioning groove walls are located is parallel to the axis of the clamping part, and the two positioning groove walls are in a V shape; the installation part is provided with two positioning matching surfaces which are respectively matched and attached with the two positioning groove walls, and the threaded holes correspond to the positions of the through holes in the installation part when the positioning matching surfaces of the installation part are matched and attached with the positioning groove walls.

By adopting the technical scheme, when the blade is installed and fixed in the blade accommodating groove, the positioning matching surface of the installation part is matched and attached with the positioning groove wall, at the moment, the threaded hole is aligned with the through hole, and then the blade and the fixing part are fixed by directly screwing a screw, so that the installation is very convenient; and the positioning groove wall is matched with the screw to better fix the blade, so that the blade is prevented from rotating during slotting.

Preferably, the V-shaped included angle between the two positioning groove walls is further provided with a heat dissipation hole extending along the axial direction of the clamping portion.

Through adopting above-mentioned technical scheme, make things convenient for the blade to dispel the heat.

Preferably, one end of the through hole in the mounting part is in a round table shape, the screw is a countersunk head screw, and the countersunk head screw is matched with the shape of the through hole.

Through adopting above-mentioned technical scheme, both can fix the pressure equipment with the installation department on the fixed part, the head of screw sinks to install in the through-hole moreover, can also prevent to take place to interfere with the external world.

Preferably, the fixing portion further includes an abutting portion formed at a position corresponding to the blade portion, the abutting portion being configured to abut against one side of the blade portion to support the blade portion, and the blade portion protruding from the abutting portion in a radial direction of the holding portion.

Through adopting above-mentioned technical scheme, can be so that cutting edge portion is more stable when the slotting.

Preferably, the abutting portion has an elongated structure extending in an axial direction of the clamping portion.

Preferably, the clamping portion is formed with two clamping surfaces parallel to each other, and the clamping surfaces are parallel to the axis of the clamping portion.

Through adopting above-mentioned technical scheme, conveniently carry out the centre gripping to the clamping part.

Drawings

FIG. 1 is a perspective view of a slotting tool for a numerically controlled lathe according to an embodiment of the present disclosure;

FIG. 2 is a schematic perspective view of a slotting tool for a numerically controlled lathe according to an embodiment of the present application with screws hidden;

fig. 3 is a schematic perspective view of the slotting tool for a numerically controlled lathe according to the embodiment of the present application with the blade hidden.

Description of reference numerals: 1. a cutter bar; 11. a clamping part; 12. a fixed part; 121. an abutting portion; 13. a clamping surface; 14. a blade accommodating groove; 141. fixing the wall of the tank; 142. positioning the wall of the groove; 15. heat dissipation holes; 16. a threaded hole; 2. a blade; 21. a knife edge part; 22. an installation part; 221. a through hole; 3. and (4) screws.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

Referring to fig. 1 and 2, the embodiment of the application discloses a slotting tool for a numerically controlled lathe, which comprises a tool bar 1 and a blade 2. The cutter bar 1 comprises a clamping part 11 for clamping and fixing on the numerically controlled lathe and a fixing part 12 for installing the cutter blade 2, and the clamping part 11 and the fixing part 12 are integrally arranged. The clamping portion 11 is formed with two clamping surfaces 13 parallel to each other, and the clamping surfaces 13 are parallel to the axis of the clamping portion 11. The blade 2 is fixedly installed at one end of the fixing portion 12 far away from the clamping portion 11, and a blade accommodating groove 14 is formed at an end portion of the fixing portion 12 for installing the blade 2. Referring to fig. 3 again, the insert receiving groove 14 is surrounded by three groove walls, one of the groove walls is a fixed groove wall 141, a plane of the fixed groove wall 141 is perpendicular to the axis of the clamping portion 11, the other two groove walls are positioning groove walls 142, a plane of the positioning groove walls 142 is parallel to the axis of the clamping portion 11, and the two positioning groove walls 142 are V-shaped. The two positioning groove walls 142 are also provided with heat dissipation holes 15 extending along the axial direction of the clamping portion 11 at the V-shaped included angle.

With continued reference to fig. 1 and 2, the insert 2 includes an integrally provided blade portion 21 and a mounting portion 22, the mounting portion 22 being fixedly mounted in the insert receiving groove 14 by the screw 3. The mounting portion 22 is provided with a through hole 221 for the screw 3 to pass through, the fixing groove wall 141 of the insert receiving groove 14 is provided with a threaded hole 16 in threaded fit with the screw 3, and the threaded hole 16 extends along the axial direction of the clamping portion 11. Two positioning matching surfaces which are matched and attached with the two positioning groove walls 142 respectively are formed on the mounting part 22. When the positioning matching surface of the mounting portion 22 is matched and attached to the positioning groove wall 142, the threaded hole 16 on the fixing portion 12 is exactly corresponding to the through hole 221 on the mounting portion 22. In this embodiment, one end of the through hole 221 on the mounting portion 22 is in the shape of a circular truncated cone, and the screw 3 is a countersunk head screw, which is matched with the shape of the through hole 221.

With reference to fig. 2, the fixing portion 12 is further provided with an abutting portion 121 at a position corresponding to the blade portion 21, and the abutting portion 121 has an elongated configuration extending in the axial direction of the holding portion 11. The abutting portion 121 abuts against one side of the blade portion 21 to support the blade portion 21, and the blade portion 21 projects from the abutting portion 121 in the radial direction of the holding portion 11. The provision of the abutting portion 121 can make the blade portion 21 more stable at the time of slotting.

The implementation principle of the embodiment of the application is as follows: the utility model provides a blade 2 for slotting tool of numerical control lathe when receiving wearing and tearing back need change, can directly dismantle blade 2 get off, then install new blade 2 can, need not to change cutter arbor 1 to reduce the replacement cost. Moreover, when the blade 2 is installed and fixed in the blade accommodating groove 14, the positioning matching surface of the installation part 22 is matched and attached with the positioning groove wall 142, at the moment, the threaded hole 16 is aligned with the through hole 221, and then the screw 3 is directly screwed to fix the blade 2 and the fixing part 12, so that the installation is very convenient; in addition, the positioning groove wall 142 is matched with the screw 3 to better fix the blade 2 and prevent the blade 2 from rotating during slotting.

In other embodiments, the abutting portion 121 may be shaped as needed as long as the function of abutting and supporting the blade portion 21 is achieved.

In other embodiments, the through hole 221 of the mounting portion 22 and the head of the countersunk head screw may be shaped as needed, as long as the fixing connection between the mounting portion 22 and the fixing portion 12 is achieved.

In other embodiments, the shape of the insert-receiving groove 14, the number of groove walls enclosing the insert-receiving groove 14, and the positional relationship may be set as needed as long as the insert 2 can be mounted.

In other embodiments, the extending direction of the threaded hole 16 may be set as needed as long as the mounting portion 22 can be fixed in the insert receiving groove 14 in cooperation with the screw 3.

The embodiments of the present invention are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereby, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a slotting tool for numerical control lathe, includes cutter arbor (1) and blade (2), its characterized in that: the cutter bar (1) comprises a clamping part (11) which is used for clamping and fixing on the numerical control lathe and a fixing part (12) which is used for installing the blade (2), the clamping part (11) and the fixing part (12) are integrally arranged, the blade (2) is fixedly arranged at one end of the fixing part (12) which is far away from the clamping part (11), the end part of the fixing part (12) used for installing the blade (2) is provided with a blade accommodating groove (14), the blade (2) comprises a blade part (21) and an installation part (22) which are integrally arranged, the installation part (22) is fixedly arranged in the blade accommodating groove (14) through a screw (3), the installation part (22) is provided with a through hole (221) for the screw (3) to pass through, the groove wall of the blade accommodating groove (14) is provided with a threaded hole (16) in threaded fit with the screw (3), the blade part (21) protrudes from the fixing part (12) along the radial direction of the clamping part (11).

2. The slotting tool for a numerically controlled lathe according to claim 1, wherein: the threaded hole (16) extends in the axial direction of the clamping portion (11).

3. The slotting tool for a numerically controlled lathe according to claim 2, wherein: the blade accommodating groove (14) is formed by encircling three groove walls, wherein one groove wall is a fixed groove wall (141), the plane where the fixed groove wall (141) is located is vertical to the axis of the clamping part (11), the threaded hole (16) is located in the fixed groove wall (141), the other two groove walls are positioning groove walls (142), the plane where the positioning groove walls (142) are located is parallel to the axis of the clamping part (11), and the two positioning groove walls (142) are V-shaped; the installation part (22) is provided with two positioning matching surfaces which are matched and attached with the two positioning groove walls (142) respectively, and when the positioning matching surfaces of the installation part (22) are matched and attached with the positioning groove walls (142), the positions of the threaded holes (16) and the through holes (221) in the installation part (22) correspond.

4. The slotting tool for a numerically controlled lathe according to claim 3, wherein: the V-shaped included angle between the two positioning groove walls (142) is also provided with a heat dissipation hole (15) extending along the axial direction of the clamping part (11).

5. The slotting tool for a numerically controlled lathe according to claim 1, wherein: the one end of through-hole (221) on installation department (22) is the round platform form, screw (3) are countersunk screw, countersunk screw and through-hole (221) shape adaptation.

6. The slotting tool for a numerically controlled lathe according to claim 1, wherein: the fixing portion (12) is further provided with an abutting portion (121) at a position corresponding to the blade portion (21), the abutting portion (121) is used for abutting against one side of the blade portion (21) to support the blade portion (21), and the blade portion (21) protrudes out of the abutting portion (121) along the radial direction of the clamping portion (11).

7. The slotting tool for a numerically controlled lathe according to claim 6, wherein: the contact part (121) is an elongated structure extending in the axial direction of the clamping part (11).

8. The slotting tool for a numerically controlled lathe according to claim 1, wherein: two clamping surfaces (13) which are parallel to each other are formed on the clamping part (11), and the clamping surfaces (13) are parallel to the axis of the clamping part (11).