CN221210022U

CN221210022U - Replaceable interface tool bit

Info

Publication number: CN221210022U
Application number: CN202323026313.8U
Authority: CN
Inventors: 饶荣乐
Original assignee: Smica Tools Wuxi Co ltd
Current assignee: Smica Tools Wuxi Co ltd
Priority date: 2023-11-09
Filing date: 2023-11-09
Publication date: 2024-06-25
Anticipated expiration: 2033-11-09

Abstract

The utility model discloses a replaceable interface tool bit, which comprises a tool bit body and a drill rod, wherein the tool bit body comprises a tool bit body and a drill rod: the top welding of tool bit body has the fixture block, the card chamber has been seted up to the bottom of boring the cutter arbor, the left and right sides of card chamber inner chamber is sliding connection respectively has left slide and right slide, both sides all weld around the relative one side of left slide and right slide have the trapezoidal fixture block with fixture block cooperation use, the top welding of right slide has back tooth strip, the top welding of left slide has preceding tooth strip. According to the utility model, the right sliding plate is pulled to drive the trapezoid clamping block to separate from the surface of the clamping block, then the clamping block is pulled downwards and taken down, the tool bit body is replaced, the tool bit body and the drill rod are separated, the worn tool bit body is replaced independently, when the tool bit body is replaced, an external tool is not required, the tool bit body is replaced conveniently, and the purpose of resource saving by separating the tool bit body and the drill rod can be achieved.

Description

Replaceable interface tool bit

Technical Field

The utility model belongs to the technical field of drills, and particularly relates to a replaceable interface tool bit.

Background

Milling and drilling machines are one of the main devices for machining, and a method of machining a workpiece with a milling cutter on a milling and drilling machine is called milling. It can be used to machine planes, steps, inclined planes, grooves, shaped surfaces, gears, cut-outs, etc., and when machining with milling machines, a drill bit is required.

The drill bit is worn along with the growth of the service time, so that the drill bit is not sharp enough, the punching efficiency of the material is affected, the drill bit is generally required to be replaced integrally, the material is wasted, and a replaceable interface tool bit is required to be designed for solving the problems.

Disclosure of utility model

The present utility model is directed to a replaceable interface cutter head, which solves the above-mentioned technical problems in the prior art.

The technical scheme for solving the technical problems is as follows: a replaceable interface bit comprising a bit body and a drill shank: the top welding of tool bit body has the fixture block, the card chamber has been seted up to the bottom of boring cutter arbor, the left and right sides in card chamber inner chamber is sliding connection respectively has left slide and right slide, both sides all weld around the left slide and right slide opposite side have the trapezoidal fixture block that uses with the fixture block cooperation, the top welding of right slide has back tooth strip, the top welding of left slide has preceding tooth strip, the activity chamber has been seted up to boring cutter arbor's inside, back tooth strip and preceding tooth strip all slide in the inner chamber in activity chamber, the middle part rotation in activity chamber inner chamber is connected with the gear, the gear meshes with between back tooth strip and the preceding tooth strip respectively.

Preferably, a spring is fixedly connected between the rear tooth strip and the inner cavity of the movable cavity.

Preferably, the trapezoidal clamping blocks connected with the left sliding plate and the trapezoidal clamping blocks connected with the right sliding plate are arranged to be magnets which attract each other.

Preferably, the tops of the left slide plate and the right slide plate are welded with a connecting block, and the rear tooth bars and the front tooth bars are welded at the top of the connecting block.

Preferably, a pull ring is welded on the right side of the right sliding plate, and the pull ring is positioned in the inner cavity of the card cavity.

Preferably, the top of the clamping block is welded with a cross positioning clamping block, and a cross clamping groove matched with the cross positioning clamping block is formed in the top of the inner cavity of the clamping cavity.

1. The beneficial effects of the utility model are as follows: according to the utility model, the right sliding plate is pulled to drive the trapezoid clamping block to separate from the surface of the clamping block, then the clamping block is pulled downwards and taken down, the tool bit body is replaced, the tool bit body and the drill rod are separated, the worn tool bit body is replaced independently, when the tool bit body is replaced, an external tool is not required, the tool bit body is replaced conveniently, and the purpose of resource saving by separating the tool bit body and the drill rod can be achieved.

2. According to the utility model, through the matched use of the cross positioning clamping block and the cross clamping groove, when the cutter head body is installed, the cross positioning clamping block is inserted into the inner cavity of the cross clamping groove, so that the clamping block can be ensured to be installed at the center of the inner cavity of the clamping cavity, the installation position of the cutter head body is positioned, and the coaxial rotation of the cutter head body and the drill rod is ensured.

3. According to the utility model, through the arrangement of the pull ring, the right slide plate is driven to slide by the pull ring, so that a user can conveniently pull the right slide plate.

Drawings

The foregoing and/or other advantages of the present utility model will become more apparent and more readily appreciated from the detailed description taken in conjunction with the following drawings, which are meant to be illustrative only and not limiting of the utility model, wherein:

FIG. 1 is a front partial cross-sectional view of one embodiment of the present utility model;

FIG. 2 is a bottom view of one embodiment of the present utility model;

FIG. 3 is a top partial cross-sectional view of one embodiment of the present utility model;

FIG. 4 is a partial perspective exploded view of one embodiment of the present utility model;

FIG. 5 is a perspective view of a right slider, a trapezoidal latch and a pull ring according to one embodiment of the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. The tool bit comprises a tool bit body, 2, a drilling tool bar, 3, a clamping block, 4, a clamping cavity, 5, a left sliding plate, 6, a right sliding plate, 7, a trapezoid clamping block, 8, a rear tooth strip, 9, a front tooth strip, 10, a gear, 11, a spring, 12, a movable cavity, 13, a pull ring, 14, a cross positioning clamping block, 15 and a cross clamping groove.

Detailed Description

Hereinafter, embodiments of the replaceable interface tip of the present utility model will be described with reference to the accompanying drawings.

The examples described herein are specific embodiments of the present utility model, which are intended to illustrate the inventive concept, are intended to be illustrative and exemplary, and should not be construed as limiting the utility model to the embodiments and scope of the utility model. In addition to the embodiments described herein, those skilled in the art can adopt other obvious solutions based on the disclosure of the claims and specification, including those adopting any obvious substitutions and modifications to the embodiments described herein.

The drawings in the present specification are schematic views, which assist in explaining the concept of the present utility model, and schematically show the shapes of the respective parts and their interrelationships. Note that, in order to clearly show the structures of the components of the embodiments of the present utility model, the drawings are not drawn to the same scale. Like reference numerals are used to denote like parts.

Fig. 1-5 show an alternative interface bit according to an embodiment of the utility model, comprising a bit body 1 and a drill shank 2: the top of the tool bit body 1 is welded with a clamping block 3, the bottom of the drill rod 2 is provided with a clamping cavity 4, the left side and the right side of the inner cavity of the clamping cavity 4 are respectively and slidably connected with a left sliding plate 5 and a right sliding plate 6, the front side and the rear side of the opposite sides of the left sliding plate 5 and the right sliding plate 6 are both welded with a trapezoid clamping block 7 matched with the clamping block 3, the trapezoid clamping block 7 connected with the left sliding plate 5 and the trapezoid clamping block 7 connected with the right sliding plate 6 are arranged as magnets which are mutually attracted, the top of the right sliding plate 6 is welded with a rear tooth strip 8, the top of the left sliding plate 5 is welded with a front tooth strip 9, the tops of the left sliding plate 5 and the right sliding plate 6 are both welded with a connecting block, the inner part of the drill rod 2 is provided with a movable cavity 12, the rear tooth strip 8 and the front tooth strip 9 are both slid in the inner cavity of the movable cavity 12, the middle part of the inner cavity of the movable cavity 12 is rotationally connected with a gear 10, the gear 10 is respectively meshed with the rear tooth bar 8 and the front tooth bar 9, a spring 11 is fixedly connected between the rear tooth bar 8 and the inner cavity of the movable cavity 12, a pull ring 13 is welded on the right side of the right sliding plate 6, the pull ring 13 is positioned in the inner cavity of the clamping cavity 4, the right sliding plate 6 is driven to slide through the pull ring 13 by the arrangement of the pull ring 13, a user can conveniently pull the right sliding plate 6, a cross positioning clamping block 14 is welded on the top of the clamping block 3, a cross clamping groove 15 matched with the cross positioning clamping block 14 is formed on the top of the inner cavity of the clamping cavity 4, the cross positioning clamping block 14 and the cross clamping groove 15 are matched for use, when the cutter head body 1 is installed, the positioning of the position of the cutter head body 1 can be realized by inserting the cross positioning clamping block 14 into the inner cavity of the cross clamping groove 15, the clamping block 3 is installed at the center of the inner cavity of the clamping cavity 4, ensuring that the bit body 1 and the drill shank 2 rotate coaxially.

Working principle: when the novel diamond tool is used, a user pulls the pull ring 13 to drive the right sliding plate 6 to slide to the right side in the inner cavity of the clamping cavity 4, so that the rear toothed bar 8 is driven to slide to the right side, the gear 10 is driven to rotate, the front toothed bar 9 and the left sliding plate 5 are driven to slide to the left side, the trapezoid clamping block 7 is separated from the clamping cavity formed by the clamping block 3 and the clamping cavity 4, then the tool bit body 1 is pulled downwards, the clamping block 3 is separated from the inner cavity of the clamping cavity 4 in the tool bit rod 2, the tool bit body 1 is replaced, the tool bit body 1 and the tool bit rod 2 are separated, the worn tool bit body 1 can be replaced independently, an external tool is not needed when the tool bit body 1 is replaced, the tool bit body 1 is replaced conveniently, the right sliding plate 6 cannot slide outwards when the novel diamond tool is used by pulling the rear toothed bar 8 through the rebound force of the spring 11, and the left sliding plate 5 and the right sliding plate 6 are arranged to be in a locking state when the novel diamond tool is used.

To sum up: this interchangeable interface tool bit drives trapezoidal fixture block 7 through pulling right slide 6 and breaks away from the surface of fixture block 3, and then downward pulling takes off fixture block 3, changes tool bit body 1, realizes tool bit body 1 and the separation of boring cutter arbor 2, changes the tool bit body 1 of wearing and tearing alone, and should bore the sword when changing tool bit body 1, need not to use external instrument, and it is comparatively convenient to change tool bit body 1, can reach tool bit body 1 and bore the purpose of cutter arbor 2 separation resources are saved.

The above disclosed features are not limited to the disclosed combinations with other features, and other combinations between features can be made by those skilled in the art according to the purpose of the utility model to achieve the purpose of the utility model.

Claims

1. The replaceable interface tool bit is characterized by comprising a tool bit body (1) and a drill rod (2): the utility model discloses a cutter head, including cutter head body (1), cutter arbor (2), clamping cavity (4) have been seted up to the top welding of cutter head body (1), clamping cavity (4) the left and right sides in inner chamber has left slide (5) and right slide (6) respectively, both sides all weld around left slide (5) and right slide (6) opposite side have trapezoidal fixture block (7) that use with fixture block (3) cooperation, the top welding of right slide (6) has back tooth strip (8), the top welding of left slide (5) has front tooth strip (9), movable cavity (12) have been seted up to the inside of cutter arbor (2), back tooth strip (8) and front tooth strip (9) all slide in the inner chamber of movable cavity (12), the middle part rotation in movable cavity (12) inner chamber is connected with gear (10), meshing between gear (10) and back tooth strip (8) and front tooth strip (9) respectively.

2. A replaceable interface bit according to claim 1, characterized in that a spring (11) is fixedly connected between the rear tooth strip (8) and the inner cavity of the movable cavity (12).

3. A replaceable interface tool bit according to claim 2, wherein the trapezoidal clamping blocks (7) connected to the left slide plate (5) and the trapezoidal clamping blocks (7) connected to the right slide plate (6) are arranged as magnets attracted to each other.

4. A replaceable interface tool bit according to claim 3, wherein the top parts of the left (5) and right (6) slide plates are welded with a connecting block, and the rear (8) and front (9) tooth bars are welded on top of the connecting block.

5. The replaceable interface tool bit according to claim 4, wherein a pull ring (13) is welded on the right side of the right slider (6), and the pull ring (13) is located in the inner cavity of the card cavity (4).

6. The replaceable interface tool bit according to claim 5, wherein a cross positioning fixture block (14) is welded at the top of the fixture block (3), and a cross clamping groove (15) matched with the cross positioning fixture block (14) is formed at the top of the inner cavity of the clamping cavity (4).