CN214185584U

CN214185584U - Gear hob for quickly mounting gear hobbing machine

Info

Publication number: CN214185584U
Application number: CN202021918562.1U
Authority: CN
Inventors: 周启付; 侯文利
Original assignee: YANGZHOU YOUYI TOOLS MANUFACTURING CO LTD
Current assignee: YANGZHOU YOUYI TOOLS MANUFACTURING CO LTD
Priority date: 2020-09-05
Filing date: 2020-09-05
Publication date: 2021-09-14
Anticipated expiration: 2030-09-05

Abstract

The utility model relates to a gear hob for quickly installing a hobbing machine, which comprises a shell, wherein one end of the shell is provided with a sleeve a which is integrally formed with the shell, the other end of the shell is provided with a sleeve b which is integrally formed with the shell, the inner walls of the sleeve a and the sleeve b are both provided with a plurality of clamping grooves which are matched with cutter shafts, the outer wall of the shell is provided with a plurality of installation fillets which are integrally formed with the shell, a mounting groove is formed between the installation fillets, a detachable ring seat is installed inside the mounting groove, the outer wall of the ring seat is provided with a plurality of cutter teeth which are integrally formed with the ring seat, and a hob assembly is fixedly arranged inside the sleeve b; the utility model discloses install the shell on the arbor through sleeve an and sleeve b during the use, because ring seat detachable installs in the mounting groove, easy to assemble and dismantlement, be convenient for change sword tooth, and constitute by sword tooth and hobbing cutter subassembly, can cut not unidimensional tooth.

Description

Gear hob for quickly mounting gear hobbing machine

Technical Field

The utility model relates to a gear hobbing machine accessories technical field especially relates to a gear hob for quick installation gear hobbing machine.

Background

The gear hob is a cutter for processing straight teeth and helical gears according to the meshing principle of helical gears, the original gear hob is fixed in specification, can only be applied to the cutting technology of fixed specification, cannot flexibly deal with various conditions, is difficult to disassemble, is inconvenient to replace cutter teeth, and is inconvenient to install.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the above problem that prior art exists, provide a gear hob who installs gear hobbing machine fast.

For realizing above-mentioned technical purpose, reach above-mentioned technological effect, the utility model discloses a following technical scheme realizes:

the utility model provides an install gear hob that gear hobbing machine was used fast, includes the shell, the one end of shell is equipped with rather than integrated into one piece's sleeve an, and the other end of shell is equipped with rather than integrated into one piece's sleeve b, a plurality of and arbor matched with draw-in grooves have all been seted up to sleeve an and sleeve b's inner wall, the outer wall of shell is equipped with a plurality of stupefied strips rather than integrated into one piece's installation, and is a plurality of the installation has formed the mounting groove between the stupefied strip, the internally mounted of mounting groove has the detachable ring seat, the outer wall of ring seat is equipped with a plurality of rather than integrated into one piece's sword tooth, sleeve b's inside is fixed and is equipped with the hobbing cutter subassembly.

Further, the installation fillet includes a plurality of annular fillets and the straight type fillet with shell integrated into one piece, annular fillet and the mutually perpendicular setting of straight type fillet.

Further, the ring seat includes semi-ring a and semi-ring b, semi-ring a's both ends are seted up flutedly, semi-ring b's both ends be equipped with rather than integrated into one piece and with groove matched with projection, pass through screw connection between projection and the recess, semi-ring a and semi-ring b's inner wall all seted up with straight type stupefied strip matched with stupefied groove.

Further, hobbing cutter subassembly is including being fixed in the inside mount pad of sleeve b, the outside of mount pad be equipped with a plurality ofly rather than integrated into one piece and with draw-in groove matched with sand grip, the top of mount pad is located its central department and offers the slot that supplies the arbor to insert the establishment, the bottom of mount pad is located its central department and has offered the screw, the inside spiro union of screw has the center post, the external fixation of center post is equipped with the barrel that has a plurality of blades.

Furthermore, the end part of the cutter tooth is in a sharp corner shape.

Furthermore, the end part of the cutter tooth is arc-shaped.

The utility model discloses install the shell on the arbor through sleeve an and sleeve b during the use, because ring seat detachable installs in the mounting groove, easy to assemble and dismantlement, be convenient for change sword tooth, and constitute by sword tooth and hobbing cutter subassembly, can cut not unidimensional tooth.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

FIG. 1 is a schematic view of the overall structure of the cutter tooth of the present invention in a pointed angular shape;

FIG. 2 is a schematic view of the overall structure of the cutter teeth of the present invention in the state of being arc-shaped;

FIG. 3 is a schematic view of the ring seat and cutter teeth of FIG. 1 in accordance with the present invention;

figure 4 is an exploded view of the ring seat and cutter teeth of figure 2 in accordance with the present invention;

FIG. 5 is an exploded view of the hob assembly of the present invention;

fig. 6 is a schematic structural diagram of the housing of the present invention;

fig. 7 is a schematic structural diagram of the mounting seat of the present invention.

The reference numbers in the figures illustrate: 1-sleeve a, 2-shell, 3-neck, 4-annular fillet, 5-cutter tooth, 6-sleeve b, 7-blade, 8-semi-ring a, 9-fillet, 10-screw, 11-convex column, 12-semi-ring b, 13-groove, 14-central column, 15-cylinder, 16-screw, 17-mounting seat, 18-convex strip, 19-mounting groove, 20-straight fillet and 21-slot.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1 to 7, this embodiment provides a gear hob for quick installation gear hobbing machine, including shell 2, the one end of shell 2 is equipped with rather than integrated into one piece's sleeve a1, and the other end of shell 2 is equipped with rather than integrated into one piece's sleeve b6, a plurality of draw-in grooves 3 with arbor matched with have all been seted up to sleeve a1 and sleeve b 6's inner wall, the outer wall of shell 2 is equipped with a plurality of stupefied strips 20 rather than integrated into one piece's installation, and is a plurality of the installation has formed mounting groove 19 between the stupefied strip 20, the internally mounted of mounting groove 19 has the detachable ring seat, the outer wall of ring seat is equipped with a plurality of sword teeth 5 rather than integrated into one piece, sleeve b 6's inside is fixed and is equipped with hob subassembly.

Install shell 2 on the arbor through sleeve a1 and sleeve b6, because ring seat detachable installs in mounting groove 19, easy to assemble and dismantlement, be convenient for change sword tooth 5, and constitute by sword tooth 5 and hobbing cutter subassembly, can cut the tooth of different sizes.

Preferably, the installation fillet includes a plurality of annular fillets 4 and straight fillet 20 with shell 2 integrated into one piece, annular fillet 4 sets up with straight fillet 20 mutually perpendicular.

The annular fillet 4 and the straight fillet 20 cooperate with each other to prevent the ring holder from rotating while forming the installation groove 19.

Preferably, the ring seat comprises a half ring a8 and a half ring b12, grooves 13 are formed in two ends of the half ring a8, protruding columns 11 which are integrally formed with the half ring b12 and matched with the grooves 13 are arranged at two ends of the half ring b12, the protruding columns 11 are connected with the grooves 13 through screws 10, and grooves matched with the straight ribs 20 are formed in the inner walls of the half ring a8 and the half ring b 12.

The convex column 11 is connected with the groove 13 through the screw 10, when the cutter tooth 5 is damaged, the half ring a8 and the half ring b12 are taken down by disassembling the screw, the cutter tooth 5 is very convenient to replace, and the cutter tooth does not need to be completely replaced, and only the ring seat of the damaged cutter tooth 5 needs to be replaced.

Preferably, the hob assembly comprises a mounting seat 17 fixed inside a sleeve b6, a plurality of protruding strips 18 which are integrally formed with the mounting seat 17 and matched with the clamping grooves 3 are arranged outside the mounting seat 17, a slot 21 for inserting the hob shaft is formed in the center of the top of the mounting seat 17, a threaded hole 16 is formed in the center of the bottom of the mounting seat 17, a central column 14 is screwed inside the threaded hole 16, and a cylinder body 15 with a plurality of blades 7 is fixedly arranged outside the central column 14.

The central column 14 is screwed in the screw hole 16, so that the cutter blade is convenient to disassemble and assemble, and the cutter blade 7 is matched with the cutter teeth 5 and can be suitable for teeth with different sizes.

Preferably, the end of the cutter tooth 5 is in a sharp angular shape.

Preferably, the end of the cutter tooth 5 is circular arc-shaped.

The sharp corner shape or the circular arc shape can be suitable for cutting teeth with different shapes.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a gear hob for quick installation gear hobbing machine, includes the shell, its characterized in that: the one end of shell is equipped with rather than integrated into one piece's sleeve an, and the other end of shell is equipped with rather than integrated into one piece's sleeve b, a plurality of and arbor matched with draw-in grooves have all been seted up to sleeve an and sleeve b's inner wall, the outer wall of shell is equipped with a plurality of stupefied strips of rather than integrated into one piece's installation, and is a plurality of the installation has formed the mounting groove between the stupefied strip of installation, the internally mounted of mounting groove has detachable ring seat, the outer wall of ring seat is equipped with a plurality of sword teeth rather than integrated into one piece, sleeve b's inside is fixed and is equipped with the hobbing cutter subassembly.

2. The gear hob for a quick-install gear hobbing machine of claim 1, characterized in that: the installation fillet includes a plurality of annular fillets and the straight type fillet with shell integrated into one piece, annular fillet and the mutually perpendicular setting of straight type fillet.

3. The gear hob for a quick-install gear hobbing machine of claim 1, characterized in that: the ring seat comprises a semi-ring a and a semi-ring b, grooves are formed in the two ends of the semi-ring a, protruding columns which are integrally formed with the semi-ring b and matched with the grooves are arranged at the two ends of the semi-ring b, the protruding columns are connected with the grooves through screws, and stupefied grooves matched with the straight stupefied strips are formed in the inner walls of the semi-ring a and the semi-ring b.

4. The gear hob for a quick-install gear hobbing machine of claim 1, characterized in that: the hobbing cutter component comprises a mounting seat fixed inside a sleeve b, a plurality of raised bars which are integrally formed with the mounting seat and matched with clamping grooves are arranged outside the mounting seat, a slot for inserting a cutter shaft is formed in the center of the top of the mounting seat, a screw hole is formed in the center of the bottom of the mounting seat, a central column is screwed inside the screw hole, and a barrel body with a plurality of blades is fixedly arranged outside the central column.

5. The gear hob for a quick-install gear hobbing machine of claim 1, characterized in that: the end part of the cutter tooth is in a sharp edge angle shape.

6. The gear hob for a quick-install gear hobbing machine of claim 1, characterized in that: the end part of the cutter tooth is arc-shaped.