CN216860061U

CN216860061U - Spiral woodworking tool

Info

Publication number: CN216860061U
Application number: CN202123214426.1U
Authority: CN
Inventors: 陈涛
Original assignee: Chengdu Hengcheng Tools Manufacturing Co ltd
Current assignee: Chengdu Hengcheng Tools Manufacturing Co ltd
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-07-01
Anticipated expiration: 2031-12-21

Abstract

The utility model discloses a spiral woodworking tool, which relates to the technical field of woodworking tools and comprises a tool shank, a tool bar, a tool cylinder and a spiral blade; the knife handle is fixedly connected with the knife bar, the knife cylinder is provided with a through knife bar through hole along the length direction, and the knife bar passes through the knife bar through hole and is detachably connected with the knife cylinder; the cutter cylinder is cylindrical, a plurality of spiral blade mounting plates are arranged outwards on the outer side wall of the cutter cylinder along the circumferential direction of the cutter cylinder, and each blade mounting plate is arranged along the length direction of the cutter cylinder; the spiral blades are arranged on the blade mounting plates and the blade barrel in a one-to-one correspondence mode, the spiral blades are mounted on the blade mounting plates and the blade barrel along the length direction of the blade barrel, and the edges of the spiral blades protrude outwards from the blade mounting plates along the radial direction of the blade barrel. The spiral blade and the knife cylinder of the woodworking knife are separately arranged, so that the problem of overhigh alloy cost caused by integral arrangement is solved; the blade is a spiral strip structure and is installed on blade mounting panel and a knife section of thick bamboo, simple structure, and simple to operate and cost are lower.

Description

Spiral woodworking tool

Technical Field

The utility model relates to the technical field of woodworking tools, in particular to a spiral woodworking tool.

Background

Woodworking tools are tools that machine wood into a desired shape and size by cutting methods. Woodworking tools are used both manually and mechanically, and machine tools are used in both batch and mass production. Woodworking tools for machines are classified into 5 types of saws, blades, milling cutters, drills, and mortise machining tools.

In the prior art, chinese utility model patent document No. CN200988261Y discloses a woodworking tool. The spindle is provided with an axial positioning snap bamboo projection at the periphery; more than one blade seat, there are more than one that protrudes like the serrated blade in every annular blade seat outer fringe, and there is a cutting edge at the tip of every blade, the cutting edge connects with a cutting edge portion on the appearance, the cutting edge portion is the position that can cut directly, and the width of the cutting edge portion is slightly wider than the width of the blade seat, make the matched notched position with locating the catch on the inner edge of two blade seats, the angle difference between the blade that the rotary change causes, form the whole and be more than one spiral cutter, produce some little overlap cutting after misplacing with the cutting edge portion between the corresponding blade of two blade seats, there is a notch on the inner edge of every blade seat, the notch aligns the locating catch projection of the mandrel and is set up; the two ends of the cutter blade seat sleeved combination of the mandrel are respectively fixed by a locking component. The woodworking tool has the function of being applied to woodworking machines such as a plane planer or a long planer.

The woodworking tool disclosed in the above patent has a plurality of blade seats, and an angle difference is generated between blades of the two blade seats to form a tool with a spiral overall side view, which is complex in structure and high in cost; meanwhile, the knife edge part is welded to the knife edge part, the volume of the knife edge part is small, and the welding operation is inconvenient.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model aims to provide a spiral woodworking tool so as to solve the problems of complex structure, high cost, inconvenient welding operation and the like of the woodworking tool.

In order to achieve the above purpose, the utility model adopts the technical scheme that:

a spiral woodworking tool comprises a tool shank, a tool bar, a tool cylinder and a spiral blade;

the knife handle is fixedly connected with the knife bar, the knife cylinder is provided with a through knife bar through hole along the length direction, and the knife bar passes through the knife bar through hole and is detachably connected with the knife cylinder;

the cutter barrel is cylindrical, a plurality of spiral blade mounting plates are arranged on the outer side wall of the cutter barrel outwards along the circumferential direction of the cutter barrel, and each blade mounting plate is arranged along the length direction of the cutter barrel; the spiral blade is provided with a plurality of, and with a plurality of blade mounting panels one-to-one, the spiral blade is installed along the length direction of a sword section of thick bamboo the blade mounting panel with on the sword section of thick bamboo, and its edge of a knife outwards protrudes along the radial direction of a sword section of thick bamboo blade mounting panel.

Furthermore, an L-shaped structure is formed between the blade mounting plate and the cutter cylinder, and the spiral blades are mounted on two end faces on the inner side of the L-shaped structure.

Further, the front end of the cutter rod is provided with an external thread, and the cutter rod penetrates through the cutter rod through hole and then is connected with a locking nut in a threaded mode.

Furthermore, a first key groove is formed in the outer side wall of the cutter rod along the length direction of the outer side wall of the cutter rod, a second key groove is formed in the inner side wall of the through hole of the cutter rod along the length direction of the inner side wall of the through hole of the cutter rod, and a cutter cylinder fixing key penetrates through the first key groove and the second key groove to be detachably connected with the cutter rod and the cutter cylinder.

Further, the handle and the cutter bar are integrally formed, the outer diameter of the handle is larger than that of the cutter bar, and a radially outwards protruding annular plate is arranged between the handle and the cutter bar.

Further, a U-shaped groove is formed in the front end face of the cutter barrel, and a protrusion matched with the U-shaped groove is arranged on the outer side wall of the cutter bar.

Further, the knife cylinder and the blade mounting plate are integrally formed.

Further, the spiral blade with the blade mounting panel all is provided with two, just the spiral blade welding is in the blade mounting panel with on the sword section of thick bamboo.

The utility model has the beneficial effects that:

according to the spiral woodworking tool, the spiral blade is arranged on the tool cylinder and the blade mounting plate and is separated from the tool cylinder, so that the problem of overhigh alloy cost caused by integral arrangement is solved; the cutter bar penetrates through the cutter bar through hole of the cutter cylinder and is detachably connected with the cutter cylinder, so that the cutter bar and the cutter cylinder are convenient to replace; each blade mounting plate is arranged along the length direction of the cutter cylinder, and the spiral blades are mounted on the blade mounting plates and the cutter cylinder along the length direction of the cutter cylinder, namely the blades are mounted on the blade mounting plates and the cutter cylinder in a spiral strip structure, so that the structure is simple, the mounting is convenient, and the cost is low; meanwhile, the spiral strip-shaped blade has the advantages of light and continuous cutting, low vibration noise, large machining allowance and high machining quality.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic view of a tool shank and tool bar of the present invention;

FIG. 3 is a schematic view of a knife cylinder of the present invention;

FIG. 4 is a left side view of the knife cylinder of the present invention;

reference numerals:

1. a knife handle; 2. a cutter bar; 3. a knife cylinder; 4. a helical blade; 5. perforating the cutter bar; 6. a blade mounting plate; 7. locking the nut; 8. an annular plate; 9. a U-shaped groove.

Detailed Description

The conception, the specific structure and the technical effects of the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features and the effects of the present invention.

Example 1

A spiral woodworking tool, as shown in figures 1-4, comprises a tool shank 1, a tool bar 2, a tool cylinder 3 and a spiral blade 4.

Handle of a knife 1 and cutter arbor 2 fixed connection, knife section of thick bamboo 3 is equipped with the cutter arbor perforation 5 that runs through along its length direction, and cutter arbor 2 passes cutter arbor perforation 5 and can dismantle with knife section of thick bamboo 3 and be connected.

The cutter cylinder 3 is cylindrical, a plurality of spiral blade mounting plates 6 are arranged on the outer side wall of the cutter cylinder 3 outwards along the circumferential direction of the cutter cylinder, and each blade mounting plate 6 is arranged along the length direction of the cutter cylinder 3; the spiral blades 4 are arranged in a plurality of corresponding blade mounting plates 6, the spiral blades 4 are mounted on the blade mounting plates 6 and the cutter barrel 3 along the length direction of the cutter barrel 3, and the edges of the spiral blades protrude out of the blade mounting plates 6 along the radial direction of the cutter barrel 3.

In the embodiment, the tool holder 1 is used for being connected with the tool apron to drive the tool to rotate to process wood; the cutter bar 2 is used for installing a cutter cylinder 3, and the cutter cylinder 3 is used for installing a spiral blade 4. The cutter bar 2 and the cutter barrel 3 can be detachably connected, and the cutter bar 2 and the cutter barrel 3 can be conveniently replaced. Spiral blade 4 installs on blade mounting panel 6, and spiral blade 4's material is the alloy, and its cost is higher, separately sets up spiral blade 4 and a sword section of thick bamboo 3, and both materials are different, have avoided the too high problem of alloy cost that an organic whole set up the cause. Each blade mounting panel 6 all arranges along the length direction of a sword section of thick bamboo 3, and install on blade mounting panel 6 and sword section of thick bamboo 3 along the length direction of a sword section of thick bamboo 3 for spiral blade 4, and the blade is spiral strip structure and installs on blade mounting panel 6 and sword section of thick bamboo 3 promptly, simple structure, simple to operate and cost are lower.

The blade is arranged into a spiral strip-shaped structure, the spiral strip-shaped blade is suitable for plane processing of wood, and the spiral strip-shaped blade is superior to a linear blade in the plane processing of the wood, and has the advantages of light and continuous cutting, low vibration noise, large processing allowance and high processing quality.

Example 2

This embodiment is further improved on the basis of embodiment 1, as shown in fig. 3 and 4, an L-shaped structure is formed between the blade mounting plate 6 and the knife cylinder 3, the spiral blade 4 is mounted on two end faces of the inner side of the L-shaped structure, the end faces of the L-shaped structure facilitate welding the spiral blade 4 on the blade mounting plate 6 and the knife cylinder 3 for fixation, and the blade mounting plate 6 is utilized to push the spiral blade 4 to rotate to process wood, so as to prevent the spiral blade 4 from falling off. The knife cylinder 3 and the blade mounting plate 6 are integrally formed. The spiral blade 4 and the blade mounting plate 6 are both provided with two, and the spiral blade 4 is welded on the blade mounting plate 6 and the knife cylinder 3.

As shown in fig. 1 and 2, the front end of the cutter bar 2 is provided with an external thread, and the cutter bar 2 is connected with a locking nut 7 through a thread after passing through the cutter bar through hole 5, so as to lock and fix the cutter barrel 3.

First keyway has been seted up along its length direction to 2 lateral walls of cutter arbor, and the second keyway has been seted up along its length direction to the 5 inside walls in cutter arbor perforation, and a sword section of thick bamboo fixed key passes first keyway and second keyway can dismantle and connect cutter arbor 2 and a sword section of thick bamboo 3 to fix a sword section of thick bamboo 3 on cutter arbor 2, follow the synchronous rotation of cutter arbor 2 and to wood working, adopt key-type connection cutter arbor 2 and a sword section of thick bamboo 3, when cutter arbor 2 and a sword section of thick bamboo 3 damaged, the convenient change of dismantling.

As shown in fig. 1 and 2, the handle 1 and the cutter bar 2 are integrally formed, the outer diameter of the handle 1 is larger than that of the cutter bar 2, a radial outward convex annular plate 8 is arranged between the handle 1 and the cutter bar 2, the annular plate 8 tightly supports the cutter barrel 3, and the cutter barrel 3 is limited.

As shown in fig. 3, a U-shaped groove 9 is formed in the front end face of the cutter cylinder 3, a protrusion matched with the U-shaped groove 9 is arranged on the outer side wall of the cutter bar 2, and the U-shaped groove 9 is wedged into the protrusion on the end face of the cutter bar 2 to be connected, so that torque force is increased, and the cutter bar is guaranteed not to slip during processing. This is a second detachable connection between the tool holder 2 and the tool holder 3.

During machining, the screw blade 4 is welded to the cylinder 3 and the blade mounting plate 6. When assembling, the cutter bar 2 passes through the cutter bar through hole 5 of the cutter cylinder 3, the cutter bar 2 and the cutter cylinder 3 are fixed by a key or a bulge, and then the front end of the cutter bar 2 is screwed with a locking nut 7 to lock and fix the cutter cylinder 3. And mounting the assembled woodworking tool on the tool apron, and driving the woodworking tool to rotate by using the tool apron to process the wood.

The embodiments of the present invention have been described in detail, but the present invention is not limited to the embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and the equivalents or substitutions are included in the scope of the present invention defined by the claims.

Claims

1. A spiral woodworking tool is characterized in that: comprises a knife handle (1), a knife bar (2), a knife cylinder (3) and a spiral blade (4);

the knife handle (1) is fixedly connected with the knife bar (2), the knife cylinder (3) is provided with a through knife bar through hole (5) along the length direction, and the knife bar (2) penetrates through the knife bar through hole (5) and is detachably connected with the knife cylinder (3);

the cutter barrel (3) is cylindrical, a plurality of spiral blade mounting plates (6) are arranged on the outer side wall of the cutter barrel (3) outwards along the circumferential direction of the cutter barrel, and each blade mounting plate (6) is arranged along the length direction of the cutter barrel (3); spiral blade (4) are provided with a plurality of, and with a plurality of blade mounting panels (6) one-to-one, spiral blade (4) are installed along the length direction of a sword section of thick bamboo (3) blade mounting panel (6) with on a sword section of thick bamboo (3), and its edge of a knife along a sword section of thick bamboo (3) radial direction outside protrusion in blade mounting panel (6).

2. The spiral woodworking tool of claim 1, wherein: be L type structure between blade mounting panel (6) and sword section of thick bamboo (3), install spiral blade (4) on two terminal surfaces of L type structure inboard.

3. The spiral woodworking tool of claim 1, wherein: the front end of the cutter bar (2) is provided with an external thread, and the cutter bar (2) penetrates through the rear thread of the cutter bar through hole (5) and is connected with a locking nut (7).

4. The spiral woodworking tool of claim 1, wherein: the cutter bar is characterized in that a first key groove is formed in the outer side wall of the cutter bar (2) along the length direction of the outer side wall, a second key groove is formed in the inner side wall of the cutter bar through hole (5) along the length direction of the inner side wall, and a cutter barrel fixing key penetrates through the first key groove and the second key groove to be detachably connected with the cutter bar (2) and the cutter barrel (3).

5. The spiral woodworking tool of claim 1, wherein: handle of a knife (1) and cutter arbor (2) integrated into one piece, the external diameter of handle of a knife (1) is greater than the external diameter of cutter arbor (2), is provided with radial outside convex annular plate (8) between handle of a knife (1) and cutter arbor (2).

6. The spiral woodworking tool of claim 1, wherein: u type groove (9) have been seted up to the preceding terminal surface of sword section of thick bamboo (3), be provided with on the lateral wall of cutter arbor (2) with the arch of U type groove (9) adaptation.

7. The spiral woodworking tool of claim 1, wherein: the knife cylinder (3) and the blade mounting plate (6) are integrally formed.

8. The spiral woodworking tool of claim 1, wherein: the spiral blade (4) with blade mounting panel (6) all are provided with two, just spiral blade (4) welding is in blade mounting panel (6) with on the sword section of thick bamboo (3).