CN219966477U

CN219966477U - Floating knife handle

Info

Publication number: CN219966477U
Application number: CN202321189766.XU
Authority: CN
Inventors: 钟健; 张国坤; 梁国铿
Original assignee: Zhaoqing Elong Technology Co ltd
Current assignee: Zhaoqing Elong Technology Co ltd
Priority date: 2023-05-16
Filing date: 2023-05-16
Publication date: 2023-11-07
Anticipated expiration: 2033-05-16

Abstract

The utility model discloses a floating knife handle, which comprises a knife handle mechanism, a floating mechanism and an adjusting mechanism; the cutter handle mechanism comprises a shell and a cutter head, a containing cavity is formed in the shell, the cutter head is coaxially connected with the shell, the cutter head is slidably connected with the shell, and the cutter head moves upwards along the axial direction of the shell; the floating mechanism comprises a floating spring which is arranged between the top of the accommodating cavity and the cutter head, and the floating spring stretches and contracts to control the cutter head to float up and down; the adjusting mechanism comprises an adjusting block and a measuring assembly, the adjusting block is arranged between the top of the accommodating cavity and the upper part of the floating spring, the adjusting block is in threaded connection with the upper part of the shell, the extending amount of the adjusting block is rotationally adjusted to be used for controlling the elastic force of the floating spring, the measuring assembly is arranged on the bottom surface of the adjusting block, and the measuring assembly is used for detecting the elastic force of the floating spring. The real-time elastic force of the floating spring can be measured, the elastic force can be conveniently adjusted and monitored, and the probability of scratching products in the deburring process is reduced.

Description

Floating knife handle

Technical Field

The utility model relates to the field of machining, in particular to a floating knife handle.

Background

The tool handle is a tool, is a connecting piece of a mechanical main shaft, a cutter and other accessory tools, and has main standard of BT, SK, CAPTO, BBT, HSK and other main shaft models with several specifications.

Generally, the deburring tool shank adopts a rigid tool shank or manual scraping, and the deburring mode is easy to scratch products when facing the uneven processing surface, thereby leading to a large number of defective products and influencing the processing efficiency.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the floating knife handle provided by the utility model can be provided with the floating mechanism and the adjusting mechanism, so that the knife head can float up and down to adapt to an uneven processing surface, and the elastic force of the floating mechanism is adjusted and the numerical value of the elastic force is monitored in real time by arranging the adjusting mechanism.

The technical scheme adopted for solving the technical problems is as follows:

a floating knife handle comprises a knife handle mechanism, a floating mechanism and an adjusting mechanism;

the cutter handle mechanism comprises a shell and a cutter head, a containing cavity is formed in the shell, the cutter head is coaxially connected with the shell, the cutter head is slidably connected with the shell, and the cutter head moves upwards along the axial direction of the shell;

the floating mechanism comprises a floating spring which is arranged between the top of the accommodating cavity and the cutter head, and the floating spring stretches and contracts to control the cutter head to float up and down;

the adjusting mechanism comprises an adjusting block and a measuring assembly, the adjusting block is arranged between the top of the accommodating cavity and the upper part of the floating spring, the adjusting block is in threaded connection with the upper part of the shell, the extending amount of the adjusting block is rotationally adjusted to be used for controlling the elastic force of the floating spring, the measuring assembly is arranged on the bottom surface of the adjusting block, and the measuring assembly is used for detecting the elastic force of the floating spring.

The floating knife handle provided by the embodiment of the utility model has at least the following beneficial effects: through setting up floating spring and installing in the holding intracavity portion for the tool bit can reciprocate along floating spring's elasticity direction inside the casing, makes the tool bit float according to the profile of product at the in-process of deburring operation, in order to adapt to the uneven machined surface, through setting up adjustment mechanism, can make floating spring shrink or relax through rotatory regulating block, and then adjust floating spring's elasticity, through setting up measuring device, and install in the bottom surface and the floating spring contact of regulating block, can measure floating spring's real-time elasticity, conveniently adjust also conveniently monitor elasticity, reduced the probability at the in-process scratch product of deburring.

According to some embodiments of the utility model, an adjusting tube is arranged at the top of the shell, the adjusting tube is of a hollow structure, the adjusting tube penetrates through the shell and is communicated with the accommodating cavity, the adjusting block comprises an adjusting part and an ejection part, the adjusting part is in threaded connection with the adjusting tube, the bottom of the adjusting part is fixedly connected with the ejection part, and the bottom surface of the ejection part is in butt joint with the floating spring.

The beneficial effects are that: through setting up hollow structure's regulation pipe and adjusting part and regulation pipe threaded connection for staff can carry out rotation regulation to the regulating block from the outside, and then change the projecting amount of ejecting portion, the larger the projecting amount of ejecting portion is to the compression tighter of floating spring, and the elasticity of floating spring is bigger.

According to some embodiments of the utility model, a spring sleeve is arranged between the lower part of the floating spring and the cutter head, the spring sleeve is cylindrical with an open upper end, and the floating spring is arranged inside the spring sleeve.

The beneficial effects are that: by arranging the spring housing and installing the floating spring inside the spring housing. The compression angle of the spring can be limited, the floating spring is prevented from being offset in the compression process, the deformation of the floating spring in the radial direction is reduced, and the service life of the floating spring is prolonged.

According to some embodiments of the utility model, the housing comprises a housing body and a housing cover, wherein the housing cover is in threaded connection with the lower part of the housing body, and a cutter hole is formed in the middle of the housing cover and used for accommodating the cutter head to pass through.

The beneficial effects are that: through setting up the casing and including shell body and cap for cap and shell body can pass through bolt fastening, and then form the holding chamber, and make the staff change or maintain the inside part of shell body through dismantling the cap, have reduced the maintenance and the maintenance degree of difficulty of floating burr handle of a knife.

According to some embodiments of the utility model, the cutter head comprises a cutter bar and a limiting block, the cutter bar penetrates through the shell cover, the limiting block is fixed at one end of the cutter bar, which is close to the floating spring, the limiting block is used for preventing the cutter bar from falling out of the interior of the containing cavity, a bolt and a gasket are arranged at one end of the cutter bar, which is close to the floating spring, the bolt is in threaded connection with the cutter bar, and the bolt is used for fixing the limiting block.

The beneficial effects are that: through setting up the stopper, can prevent that the cutter arbor from deviate from the cap, through setting up bolt and gasket fixed stopper, only need take out the cap and unscrew the bolt again just can take out the stopper from the cutter arbor for staff dismantles and changes the cutter arbor more convenient and fast.

According to some embodiments of the utility model, the end of the tool shank remote from the floating spring is provided with a collet for holding a deburring tool.

The beneficial effects are that: through setting up the collet chuck, need not to take off the burr handle of a knife that floats from the board just can change the cutter, reduced staff's working strength.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic diagram of an embodiment of the present utility model;

FIG. 2 is a schematic view of the float mechanism and adjustment mechanism shown in FIG. 1;

fig. 3 is a schematic view of the tool tip shown in fig. 1.

Reference numerals: the device comprises a shell 100, a cutter head 110, a containing cavity 120, a floating spring 130, an adjusting block 140, a measuring assembly 150, an adjusting tube 160, an adjusting part 170, an ejection part 180, a spring sleeve 190, a shell 200, a shell cover 210, a cutter bar 220, a limiting block 230, a bolt 240, a gasket 250 and a collet 260.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

A floating tool shank is described in detail below in a specific embodiment with reference to fig. 1-3. It is to be understood that the following description is exemplary only and is not intended to limit the utility model in any way.

As shown in fig. 1, 2 and 3, a floating knife handle comprises a knife handle mechanism, a floating mechanism and an adjusting mechanism;

the cutter handle mechanism comprises a shell 100 and a cutter head 110, wherein an accommodating cavity 120 is formed in the shell 100, the cutter head 110 is coaxially connected with the shell 100, the cutter head 110 is slidably connected with the shell 100, and the cutter head 110 moves upwards along the axial direction of the shell 100;

the floating mechanism comprises a floating spring 130, the floating spring 130 is arranged between the top of the accommodating cavity 120 and the tool bit 110, and the floating spring 130 stretches and contracts to control the up-and-down floating of the tool bit 110;

the adjusting mechanism comprises an adjusting block 140 and a measuring assembly 150, the adjusting block 140 is arranged between the top of the accommodating cavity 120 and the upper part of the floating spring 130, the adjusting block 140 is in threaded connection with the upper part of the shell 100, the extending amount of the adjusting block 140 is rotationally adjusted to control the elastic force of the floating spring 130, the measuring assembly 150 is arranged on the bottom surface of the adjusting block 140, and the measuring assembly 150 is used for detecting the elastic force of the floating spring 130.

In some embodiments of the present utility model, the floating spring 130 is disposed in the accommodating cavity 120, so that the tool bit 110 can move up and down along the elastic direction of the floating spring 130 in the housing 100, so that the tool bit 110 can float according to the contour of a product during deburring operation to adapt to an uneven machined surface, the adjusting mechanism is disposed, the protrusion of the adjusting block 140 can be controlled by rotating the adjusting block 140, so that the floating spring 130 is contracted or relaxed, the elastic force of the floating spring 130 is adjusted, the measuring device is disposed, and the bottom surface of the adjusting block 140 contacts with the floating spring 130, so that the real-time elastic force of the floating spring 130 can be measured, the adjustment is convenient, the elastic force can be monitored, and the probability of scratching the product during deburring is reduced.

Specifically, the top of the housing 100 is provided with an adjusting tube 160, the adjusting tube is of a hollow structure, the adjusting tube penetrates through the housing 100 and is communicated with the accommodating cavity 120, the adjusting block 140 comprises an adjusting portion 170 and an ejection portion 180, the adjusting portion 170 is in threaded connection with the adjusting tube 160, the bottom of the adjusting portion 170 is fixedly connected with the ejection portion 180, and the bottom surface of the ejection portion 180 is abutted to the floating spring 130.

In some embodiments of the present utility model, by providing the adjusting tube having a hollow structure and the adjusting portion 170 is screw-coupled with the adjusting tube, an employee can rotate the adjusting block 140 from the outside, thereby changing the protrusion amount of the ejector portion 180, and the larger the protrusion amount of the ejector portion 180, the more tightly the compression of the floating spring 130, and the larger the elastic force of the floating spring 130.

A spring housing 190 is provided between the lower portion of the floating spring 130 and the cutter head 110, the spring housing 190 is formed in a cylindrical shape with an upper end opened, and the floating spring 130 is mounted in the spring housing 190.

In some embodiments of the present utility model, the floating spring 130 is mounted inside the spring housing 190 by providing the spring housing 190. The compression angle of the spring can be limited, the floating spring 130 is prevented from being offset in the compression process, the deformation of the floating spring 130 in the radial direction is reduced, and the service life of the floating spring 130 is prolonged.

Preferably, the housing 100 includes a housing body 200 and a housing cover 210, the housing cover 210 is in threaded connection with the lower portion of the housing body 200, and a cutter hole is provided in the middle of the housing cover 210, and is used for accommodating the cutter head 110 to pass through.

In some preferred embodiments of the present utility model, the housing 100 includes the housing body 200 and the housing cover 210, so that the housing cover 210 and the housing body 200 can be fixed by the bolts 240, thereby forming the accommodating cavity 120, and the personnel can replace or maintain the parts inside the housing body 200 by detaching the housing cover 210, thereby reducing the maintenance difficulty of the floating burr shank.

Specifically, the cutter head 110 includes a cutter bar 220 and a stopper 230, the cutter bar 220 penetrates through the casing cover 210, the stopper 230 is fixed at one end of the cutter bar 220 close to the floating spring 130, the stopper 230 is used for preventing the cutter bar 220 from being separated from the inside of the accommodating cavity 120, a bolt 240 and a gasket 250 are arranged at one end of the cutter bar 220 close to the floating spring 130, the bolt 240 is in threaded connection with the cutter bar 220, and the bolt 240 is used for fixing the stopper 230.

In some embodiments of the present utility model, the stopper 230 is provided to prevent the cutter bar 220 from being separated from the housing cover 210, and the stopper 230 is fixed by the bolt 240 and the spacer 250, so that the cutter bar 220 can be removed from the cutter bar 220 only by removing the housing cover 210 and unscrewing the bolt 240, thereby facilitating the removal and replacement of the cutter bar 220 by personnel.

In addition, the end of the cutter bar 220 remote from the floating spring 130 is provided with a collet 260, the collet 260 being used to hold a deburring tool.

In some embodiments of the present utility model, by providing collet 260, the tool can be replaced without removing the floating burr shank from the machine, reducing the work intensity of the employee.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims

1. A floating shank, comprising:

the knife handle mechanism comprises a shell (100) and a knife head (110), wherein a containing cavity (120) is formed in the shell (100), the knife head (110) is coaxially connected with the shell (100), the knife head (110) is slidably connected with the shell (100), and the knife head (110) axially moves along the shell (100);

the floating mechanism comprises a floating spring (130), wherein the floating spring (130) is arranged between the top of the accommodating cavity (120) and the cutter head (110), and the floating spring (130) stretches and contracts to control the cutter head (110) to float up and down;

the adjusting mechanism comprises an adjusting block (140) and a measuring assembly (150), wherein the adjusting block (140) is arranged between the top of the accommodating cavity (120) and the upper portion of the floating spring (130), the adjusting block (140) is in threaded connection with the upper portion of the shell (100), the extending amount of the adjusting block (140) is rotationally adjusted to control the elastic force of the floating spring (130), the measuring assembly (150) is arranged on the bottom surface of the adjusting block (140), and the measuring assembly (150) is used for detecting the elastic force of the floating spring (130).

2. The floating knife handle according to claim 1, wherein an adjusting tube (160) is arranged at the top of the housing (100), the adjusting tube is of a hollow structure, and the adjusting tube penetrates through the housing (100) and is communicated with the accommodating cavity (120).

3. The floating knife handle according to claim 2, wherein the adjusting block (140) comprises an adjusting part (170) and an ejection part (180), the adjusting part (170) is in threaded connection with the adjusting tube (160), the bottom of the adjusting part (170) is fixedly connected with the ejection part (180), and the bottom surface of the ejection part (180) is abutted against the floating spring (130).

4. The floating knife handle according to claim 1, wherein the floating mechanism comprises a spring housing (190), the spring housing (190) is provided in a cylindrical shape with an open upper end, and the spring housing (190) is sleeved between the lower portion of the floating spring (130) and the knife head (110).

5. The floating shank according to claim 1, wherein the housing (100) comprises a housing body (200) and a housing cover (210), the housing cover (210) being threadedly coupled to a lower portion of the housing body (200).

6. The floating knife handle according to claim 5, wherein a knife hole is provided in the middle of the cover (210), and the knife hole is used for accommodating the knife head (110) to pass through.

7. The floating knife handle according to claim 6, wherein the knife head (110) comprises a knife bar (220) and a limiting block (230), the knife bar (220) penetrates through the shell cover (210), the limiting block (230) is fixed at one end, close to the floating spring (130), of the knife bar (220), and the limiting block (230) is used for preventing the knife bar (220) from being separated from the inside of the accommodating cavity (120).

8. The floating knife handle according to claim 7, wherein a bolt (240) and a gasket (250) are arranged at one end of the knife handle (220) close to the floating spring (130), the bolt (240) is in threaded connection with the knife handle (220), and the bolt (240) is used for fixing the limiting block (230).

9. The floating shank according to claim 7, wherein an end of the shank (220) remote from the floating spring (130) is provided with a collet (260), the collet (260) being adapted to hold a deburring tool.