CN220533545U

CN220533545U - Straight line is floating burring handle of a knife from top to bottom

Info

Publication number: CN220533545U
Application number: CN202322219192.2U
Authority: CN
Inventors: 孙晓蕾; 周加朋; 卢高
Original assignee: Wuxi Haopu Technology Co ltd
Current assignee: Wuxi Haopu Technology Co ltd
Priority date: 2023-08-17
Filing date: 2023-08-17
Publication date: 2024-02-27
Anticipated expiration: 2033-08-17

Abstract

The utility model discloses a deburring cutter handle, belongs to the technical field of cutter handles, and particularly relates to a deburring cutter handle capable of floating up and down in a straight line; the utility model comprises the following steps: the tool handle and the movable shaft can generate relatively constant pressure on a workpiece through the axial up-and-down movement of the tool handle movable shaft, and relatively uniform chamfer angles can be processed on uneven workpiece contours; in addition, through the floating mechanism in the handle of a knife, constitute by first spring and second spring, make rotatory file to the continuous pressurization of work piece processed edge and paste the work piece, can reach the purpose that removes casing external profile and inside die cavity and have the work piece profile burr that the bottom has the difference in position according to the work piece shape profile modeling. The two floating forces can be regulated by the regulating mechanism inside the knife handle.

Description

Straight line is floating burring handle of a knife from top to bottom

Technical Field

The utility model discloses a deburring cutter handle, belongs to the technical field of cutter handles, and particularly relates to a deburring cutter handle capable of floating up and down in a straight line.

Background

The floating deburring tool holder is an economical combination tool, and a main shaft of the tool holder can move up and down in the axial direction. The tool can quickly and easily remove burrs of uneven contours and holes on the surface and the bottom of a workpiece. However, the floating deburring tool holder in the prior art cannot process relatively uniform chamfers on uneven workpiece contours, and cannot profile-copy deburring according to workpiece shapes.

Disclosure of Invention

The utility model aims to: a straight line up-down floating deburring tool handle is provided to solve the above-mentioned problems.

The technical scheme is as follows: a straight line floating deburring tool handle comprising: a knife handle and a movable shaft; the end part of the knife handle is in a cavity shape, and the tail part of the knife handle is an open groove; the end part of the movable shaft is provided with a shaft inner hole, and the movable shaft is arranged in the opening groove of the knife handle;

the movable shaft is connected with the tool handle through a second screw, the second screw extends from the cavity of the tool handle to the inside of the shaft inner hole of the movable shaft, a rotary file installed through a collet is arranged at the tail of the movable shaft, and a shell is arranged at the outer side of the tool handle.

In a further embodiment, a first screw is arranged in the end cavity of the knife handle, and a first spring is arranged between the first screw and the second screw; the movable shaft is characterized in that a spring seat is arranged in an inner shaft hole of the movable shaft, the spring seat is sleeved on the outer side of the second screw, a second spring is arranged in the inner shaft hole of the movable shaft, and the second spring is sleeved on the outer side of the second screw and is positioned between the spring seat and the end part of the movable shaft cavity.

In a further embodiment, a kidney-shaped groove is formed in one side of the knife handle, and steel balls are arranged in the kidney-shaped groove.

In a further embodiment, a sealing ring is arranged in the shell, and the shell is mounted at the tail of the cutter handle through the sealing ring and is axially limited by using a retainer ring.

In a further embodiment, the outside of the collet is threaded with a collet nut.

In a further embodiment, the movable shaft floats in an axial direction, the first spring providing the movable shaft upward floating force, and the second spring providing the movable shaft downward floating force.

The beneficial effects are that: according to the utility model, through the axial downward movement of the movable shaft of the tool handle, relatively constant pressure can be generated on a workpiece, and relatively uniform chamfer angles can be processed on uneven workpiece contours; in addition, the floating mechanism in the cutter handle consists of a first spring and a second spring, so that the rotary file continuously presses the processed edge of the workpiece to be attached to the workpiece, and the purpose of profiling and deburring according to the shape of the workpiece can be achieved; and the floating quantity is used for removing burrs of the inner cavity of the shell and the workpiece contour with the bottom having position difference. The floating force can be regulated by a regulating mechanism in the handle.

Drawings

Fig. 1 is a cross-sectional view of the present utility model.

Fig. 2 is a front view of the present utility model.

Reference numerals: the tool comprises a first screw 1, a first spring 2, a second screw 3, a second spring 4, a shell 5, a movable shaft 6, a collet 7, a rotary file 8, a nut 9, a retainer ring 10, a spring seat 11, a steel ball 12, a sealing ring 13 and a tool handle 14.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

A straight line floating deburring tool handle comprising: the tool comprises a first screw 1, a first spring 2, a second screw 3, a second spring 4, a shell 5, a movable shaft 6, a collet 7, a rotary file 8, a nut 9, a retainer ring 10, a spring seat 11, a steel ball 12, a sealing ring 13 and a tool handle 14.

In one embodiment, as shown in fig. 1-2, the end of the handle 14 is in a cavity shape, and the tail is an open groove; the end part of the movable shaft 6 is provided with a shaft inner hole, and the movable shaft 6 is arranged in an opening groove of the cutter handle 14;

the movable shaft 6 is connected with the tool handle 14 through a second screw 3, the second screw 3 extends from a cavity of the tool handle 14 to an inner shaft hole of the movable shaft 6, a rotary file 8 installed through the collet 7 is arranged at the tail of the movable shaft 6, and a shell 5 is arranged on the outer side of the tool handle 14.

In one embodiment, as shown in fig. 1 to 2, a first screw 1 is disposed in the end cavity of the tool shank 14, and a first spring 2 is disposed between the first screw 1 and the second screw 3; the movable shaft 6 is characterized in that a spring seat 11 is arranged in an inner shaft hole of the movable shaft 6, the spring seat 11 is sleeved on the outer side of the second screw 3, a second spring 4 is arranged in an inner shaft hole of the movable shaft 6, and the second spring 4 is sleeved on the outer side of the second screw 3 and is positioned between the spring seat 11 and the end part of the cavity of the movable shaft 6.

In one embodiment, as shown in fig. 1 to 2, a kidney-shaped groove is formed on one side of the handle 14, and a steel ball 12 is disposed in the kidney-shaped groove.

In one embodiment, as shown in fig. 1 to 2, a sealing ring 13 is disposed in the housing 5, and the housing 5 is mounted on the tail of the tool handle 14 through the sealing ring 13 and is axially limited by using a retainer ring 10.

In one embodiment, as shown in fig. 1-2, the outside of the collet 7 is threaded with a collet 7 nut 9.

In one embodiment, as shown in fig. 1 to 2, the movable shaft 6 floats in an axial direction, the first spring 2 provides an upward floating force to the movable shaft 6, and the second spring 4 provides a downward floating force to the movable shaft 6.

In one embodiment, as shown in fig. 1 to 2, a first screw 1 is used to axially constrain a first spring 2; the first spring 2 provides a force for floating the movable shaft 6 upwards; the second screw 3 adjusts the floating force of the movable shaft 6 downwards; the second spring 4 provides a force for the movable shaft 6 to float downwards; the shell 5 limits the radial movement of the steel balls 12; the movable shaft 6 is used for moving the main shaft up and down; the collet 7 is used for clamping a cutter; the rotary file 8 is a cutting tool for deburring; the collet 7 nut 9 is used for locking the collet 7; the retainer ring 10 is used for axially limiting the shell 5; the spring seat 11 is used for axially limiting the second spring 4; the steel balls 12 transmit torque and perform axial guiding function; the sealing ring 13 plays a sealing role; the shank 14 connects the machine spindle with the tool.

In one embodiment, as shown in fig. 1-2, the present utility model employs the following assembly sequence:

1. a fixed cutter handle 14, which is sequentially provided with a second screw 3, a first spring 2 and a first screw 1;

2. a movable shaft 6 is fixed, and a spring seat 11 and a second spring 4 are sequentially arranged in an inner hole of the movable shaft 6;

3. the cutter handle 14 is fixed, the second assembled part is assembled into a big end hole of the cutter handle 14, and the steel ball 12 is assembled into the kidney-shaped groove;

4. after the sealing ring 13 is arranged in the shell 5, the lower end of the cutter handle 14 is arranged, and the retainer ring 10 is used for axially limiting;

5. the collet 7 and the rotary file 8 are installed in the taper hole at the head of the movable shaft 6, and then the nut 9 of the collet 7 is locked.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.

Claims

1. The utility model provides a straight line floats burring handle of a knife from top to bottom which characterized in that includes: a knife handle and a movable shaft; the end part of the knife handle is in a cavity shape, and the tail part of the knife handle is an open groove; the end part of the movable shaft is provided with a shaft inner hole, and the movable shaft is arranged in the opening groove of the knife handle;

2. The straight line up-down floating deburring tool holder of claim 1, wherein a first screw is arranged in an end cavity of the tool holder, and a first spring is arranged between the first screw and the second screw; the movable shaft is characterized in that a spring seat is arranged in an inner shaft hole of the movable shaft, the spring seat is sleeved on the outer side of the second screw, a second spring is arranged in the inner shaft hole of the movable shaft, and the second spring is sleeved on the outer side of the second screw and is positioned between the spring seat and the end part of the movable shaft cavity.

3. The straight line up-and-down floating deburring tool holder of claim 1, wherein a kidney-shaped groove is formed in one side of the tool holder, and steel balls are arranged in the kidney-shaped groove.

4. The straight line up-and-down floating deburring tool holder of claim 1, wherein a sealing ring is arranged in the housing, and the housing is mounted at the tail part of the tool holder through the sealing ring and is axially limited by using a retainer ring.

5. The straight floating deburring tool holder of claim 1, wherein said collet has a collet nut threaded on its outside.

6. The straight line floating up and down deburring tool holder of claim 2, wherein said movable shaft floats in an axial direction, said first spring providing said movable shaft upward floating force, said second spring providing said movable shaft downward floating force.