CN217095856U

CN217095856U - Round gear chamfering structure

Info

Publication number: CN217095856U
Application number: CN202220692849.XU
Authority: CN
Inventors: 袁傲
Original assignee: Dongguan Hangyuan Hardware Tools Co ltd
Current assignee: Dongguan Hangyuan Hardware Tools Co ltd
Priority date: 2022-03-28
Filing date: 2022-03-28
Publication date: 2022-08-02
Anticipated expiration: 2032-03-28

Abstract

The utility model discloses a round gear chamfering structure, which relates to the technical field of chamfering machines, and comprises a guide plate component, a tool bit component and a guide wheel, wherein the guide plate component is sleeved on the tool bit component, the polishing end of the tool bit component passes through the guide plate component, the guide wheel is pivoted at the polishing end of the tool bit component, and the guide wheel is matched with the guide plate component; the utility model discloses can carry out chamfer, burring to the straight line edge or the pitch arc edge of work piece as required, realize that the circle is straight dual-purpose, through setting up the deflector to improved the machining precision by a wide margin, compared with the prior art, the utility model discloses a volume and weight all reduce by a wide margin, and the small and exquisite convenience of design, novel structure is indefatigable when making people handheld operation, has further improved machining efficiency by a wide margin.

Description

Round gear chamfering structure

Technical Field

The utility model relates to a beveler technical field especially relates to a circle shelves chamfer structure.

Background

In the production and manufacturing process of metal workpieces, a large amount of burrs are often left at edges of the workpieces or edges of holes, and parts of small and medium-sized enterprises adopt manual scrapers to scrape off the burrs and chamfer angles.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a circle shelves chamfer structure improves machining precision and machining efficiency.

In order to achieve the above purpose, the technical solution adopted by the utility model is as follows:

the utility model provides a round shelves chamfer structure, includes deflector plate subassembly, tool bit subassembly and leading wheel, the deflector plate subassembly overlaps in the tool bit subassembly, the end of polishing of tool bit subassembly passes the deflector plate subassembly, the leading wheel pivot is at the end of polishing of tool bit subassembly, and the leading wheel is mutually supported with the deflector plate subassembly.

Further, the guide plate assembly comprises a guide plate and a sleeve, the sleeve is sleeved on the cutter head assembly, the guide plate is fixedly arranged on the sleeve, a grinding hole is formed in the middle of the guide plate, and the grinding end of the cutter head assembly penetrates through the grinding hole.

Further, the cutter head assembly comprises a cutter rod and a cutter head, the cutter head is fixedly arranged on the cutter rod, and a cutting edge on the cutter head penetrates through the grinding hole in an inclined mode.

Furthermore, the cutter heads are at least two groups and are fixedly arranged on the cutter bar in a circumferential array.

Furthermore, a first through hole is formed in the side face of the sleeve, a second through hole is formed in the side face of the cutter bar, and the first through hole and the second through hole are matched with each other.

Further, the guide plate assembly further comprises a sleeve ring, and the sleeve ring is sleeved on the cylindrical surface of the sleeve.

Furthermore, the periphery of the lantern ring is provided with scale marks around.

Furthermore, an arrow is arranged on the guide plate and points to the scale mark.

Further, still include actuating mechanism, actuating mechanism drives the tool bit subassembly and rotates, the deflector plate subassembly is fixed to be set up on actuating mechanism's shell.

Further, the tool bit assembly further comprises a locknut, the locknut is fixedly screwed at the polishing end of the tool bit assembly, and the locknut is located at one end, far away from the driving mechanism, of the guide wheel.

The utility model has the advantages that: the utility model discloses a with the deflector subassembly cover in the tool bit subassembly, pass the deflector subassembly with the end of polishing of tool bit subassembly, the leading wheel pin joint is at the end of polishing of tool bit subassembly, when striking off the burr of work piece, make a terminal surface that the deflector subassembly is pasting the work piece slide, make the leading wheel roll along another terminal surface of work piece simultaneously, and then realize leading to the tool bit subassembly, the burr on the work piece is easily struck off to cooperation tool bit subassembly, carries out the chamfer to the edge of work piece simultaneously, manual rotation scraper operation among the prior art compares, the utility model discloses people's intensity of labour has been reduced by a wide margin to machining speed and efficiency have been improved by a wide margin.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an exploded view of the overall structure of the present invention;

FIG. 3 is a partial sectional view of the present invention;

FIG. 4 is a schematic view of a part of the structure of the present invention;

fig. 5 is a schematic structural view of the guide plate, the sleeve ring, the cutter bar and the sleeve of the present invention;

the reference signs are:

guide plate assembly 1, guide plate 11, grinding hole 110, first threaded hole 111, first fixing screw 112, collar 12, second threaded hole 121, second fixing screw 122, sleeve 13, first through hole 131,

a cutter head assembly 2, a cutter bar 21, a second through hole 211, a cutter head 22,

the guide wheel 3, the locknut 4 and the driving mechanism 5.

Detailed Description

The present invention will be further described with reference to the accompanying drawings, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art will understand that the technical solution of the present invention can be modified or replaced by other equivalent means without departing from the spirit and scope of the technical solution of the present invention, and all such modifications are intended to be included within the scope of the claims of the present invention.

The round rib chamfering structure shown in fig. 1 to 5 comprises a guide plate assembly 1, a cutter head assembly 2, a guide wheel 3, a locknut 4 and a driving mechanism 5.

In this embodiment, the driving mechanism 5 is preferably a rotary cylinder, the advantages of small volume and fast rotation speed of the rotary cylinder are fully utilized, and compared with the electric chamfering machine in the conventional technology, the volume and weight of the chamfering machine are both greatly reduced; the diameter of the machine body of the driving mechanism 5 is small, the size design is small and exquisite and convenient, the rotating speed is high, the chamfering is light and fast, the smoothness is good, and the working efficiency is greatly improved.

The tool bit assembly 2 is sleeved with the guide plate assembly 1, the polishing end of the tool bit assembly 2 penetrates through the guide plate assembly 1, the guide wheel 3 is pivoted at the polishing end of the tool bit assembly 2, the guide wheel 3 is matched with the guide plate assembly 1, the driving mechanism 5 drives the tool bit assembly 2 to rotate, the guide plate assembly 1 is fixedly arranged on a shell of the driving mechanism 5, the locknut 4 is fixedly screwed at the polishing end of the tool bit assembly 2, and the locknut 4 is located at one end, far away from the driving mechanism 5, of the guide wheel 3.

The inboard of locknut 4 is provided with the nylon packing ring of increase frictional force, and locknut 4 can prevent that leading wheel 3 from droing from cutter arbor 21, and in prior art, adopt the jump ring to come to spacing leading wheel 3 usually, and the defect lies in practical application, and the jump ring is very easily drove, so in this embodiment with traditional jump ring change into locknut 4, makes leading wheel 3 be difficult for droing from cutter arbor 21.

The guide plate assembly 1 comprises a guide plate 11, a sleeve ring 12 and a sleeve 13, wherein the sleeve 13 is sleeved on the cutter head assembly 2, one end of the sleeve 13 is screwed on a shell of the driving mechanism 5, the guide plate 11 is screwed on the other end of the sleeve 13, the sleeve ring 12 is sleeved on a cylindrical surface of the sleeve 13, steps are arranged around the cylindrical surface of the sleeve 13, and the sleeve ring 12 is positioned between the guide plate 11 and the steps.

Scale marks are arranged on the periphery of the lantern ring 12 in a surrounding mode, an arrow is arranged on the guide plate 11 and points to the scale marks, a first threaded hole 111 is formed in the cylindrical surface of the guide plate 11, a first fixing screw 112 is screwed in the first threaded hole 111, and one end of the first fixing screw 112 abuts against the sleeve 13; a second threaded hole 121 is formed in the cylindrical surface of the collar 12, a second fixing screw 122 is screwed into the second threaded hole 121, and one end of the second fixing screw 122 abuts against the sleeve 13.

When the lantern ring 12 is matched with the guide plate 11 for use, the first fixing screw 112 is firstly unscrewed, the second fixing screw 122 is screwed down, the lantern ring 12 and the sleeve 13 are mutually fixedly connected, the guide plate 11 is rotated, the distance between the guide plate 11 and the lantern ring 12 is changed, the depth of the tool bit 22 penetrating through the grinding hole 110 is further changed, the size of the chamfer is further changed, meanwhile, an arrow points to a corresponding scale mark, the scale mark is a value to be chamfered, and then the first fixing screw 112 is screwed down, so that the guide plate 11 and the sleeve 13 are fixedly connected; the utility model discloses a design first screw hole 111, first fixed screw 112, second screw hole 121, second fixed screw 122 to make things convenient for the adjustment of lantern ring 12 and deflector 11, make the deflector 11 difficult not hard up simultaneously, thereby further improved the machining precision.

Cutter head subassembly 2 includes cutter arbor 21 and cutter head 22, and cutter head 22 is fixed to be set up on cutter arbor 21, and the one end of cutter arbor 21 is fixed on actuating mechanism 5's output shaft, and cutter head 22 is fixed to be set up the other end at cutter arbor 21, and actuating mechanism 5 drive cutter arbor 21 rotates, and cutter arbor 21 drives cutter head 22 and rotates.

The four peripheries of the cutter head 22 are all provided with cutting edges, the upper side, the lower side, the left side and the right side of the cutter head 22 are all provided with cutting edges, the cutter head 22 is fixedly connected to the cutter bar 21 through screws, and the design has the advantages that when one cutting edge is worn and discarded, the cutter head 22 can be detached, rotated and reassembled, and the adjacent other cutting edge is used, so that the production cost can be greatly reduced; it should be noted that it is within the scope of the present invention to provide other numbers of blades on the cutting head 22, such as three, five, six or other numbers of blades on the cutting head 22.

The middle part of deflector 11 has seted up the hole of polishing 110, and the end of polishing of tool bit subassembly 2 passes the hole of polishing 110, and the concrete structure is that the cutting edge on tool bit 22 is the slope form and passes the hole of polishing 110, and one of them cutting edge on tool bit 22 is the slope form and passes the hole of polishing 110 promptly, and is the angle of forty-five degrees between the outer terminal surface of this cutting edge and deflector 11.

Tool bit 22 has at least two sets ofly, and is the fixed setting on cutter arbor 21 of circumference array, and the quantity of tool bit 22 can design as required, in this embodiment, because of the consideration to equipment cost and the quality of polishing, the preferred two sets of tool bits 22 that set up, two sets of tool bits 22 use the center pin of cutter arbor 21 as the centre of a circle, are the fixed setting on cutter arbor 21 of circumference array, and cutter arbor 21 rotates and drives two sets of tool bits 22 rotatoryly, the better chamfer operation to the work piece.

The output shaft of the driving mechanism 5, the central shaft of the cutter bar 21, the central shaft of the guide wheel 3, the central shaft of the guide plate 11 and the central shaft of the grinding hole 110 are collinear, so that the chamfering operation is more accurate.

The utility model is suitable for a be curved work piece to the edge and carry out the chamfer, also be applicable to and carry out the chamfer to the edge is sharp work piece, realizes the circle and straightens dual-purpose.

First perforation 131 has been seted up to the side of sleeve 13, and second perforation 211 has been seted up to the side of cutter arbor 21, and first perforation 131 mutually supports with second perforation 211, and concrete structure is: the first through hole 131 penetrates one side of the sleeve 13, the second through hole 211 penetrates the cutter bar 21, a central axis of the first through hole 131 and a central axis of the second through hole 211 are located on the same plane, and the first through hole 131 and the second through hole 211 are designed to have the effects that when people need to unscrew the screw at the locknut 4 or the cutter head 22, the cutter bar 21 is easy to swing left and right during operation of people and is not easy to fix, so that the locknut 4 is not easy to unscrew by people, and after people can unscrew the guide plate 11 from the sleeve 13, a straight rod tool is simultaneously inserted into the first through hole 131 and the second through hole 211, so that the cutter bar 21 and the sleeve 13 are relatively fixed, and the people can unscrew the screw at the locknut 4 or the cutter head 22 more conveniently.

The utility model discloses a theory of operation does: when chamfering a workpiece with an arc edge or a workpiece with a straight edge, the distance between the guide plate 11 and the lantern ring 12 is adjusted as required, so that the depth of the tool bit 22 penetrating through the grinding hole 110 is changed, and the size of the required chamfer is adjusted; when the guide wheel device works, the outer end face of the guide plate 11 is attached to one end face of a workpiece, and the guide wheel 3 rolls along the side face of the workpiece; the driving mechanism 5 drives the cutter bar 21 to rotate, the cutter bar 21 drives the cutter head 22 to rotate, the edge of the workpiece can be deburred, and meanwhile, the chamfer is led out.

The above is not intended to limit the technical scope of the present invention, and any modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention are all within the scope of the technical solution of the present invention.

Claims

1. The utility model provides a circle shelves chamfer structure which characterized in that: the tool bit assembly comprises a guide plate assembly, a tool bit assembly and a guide wheel, wherein the guide plate assembly is sleeved on the tool bit assembly, the polishing end of the tool bit assembly penetrates through the guide plate assembly, the guide wheel is pivoted at the polishing end of the tool bit assembly, and the guide wheel is matched with the guide plate assembly.

2. The round rail chamfering structure according to claim 1, wherein: the guide plate assembly comprises a guide plate and a sleeve, the sleeve is sleeved on the cutter head assembly, the guide plate is fixedly arranged on the sleeve, a grinding hole is formed in the middle of the guide plate, and the grinding end of the cutter head assembly penetrates through the grinding hole.

3. The round rail chamfering structure according to claim 2, wherein: the cutter head assembly comprises a cutter bar and a cutter head, the cutter head is fixedly arranged on the cutter bar, and a cutting edge on the cutter head penetrates through the grinding hole in an inclined manner.

4. The round rail chamfering structure according to claim 3, wherein: the cutter heads are at least two groups and are fixedly arranged on the cutter bar in a circumferential array.

5. The round rail chamfering structure according to claim 3, wherein: a first through hole is formed in the side face of the sleeve, a second through hole is formed in the side face of the cutter bar, and the first through hole is matched with the second through hole.

6. The round rail chamfering structure according to claim 2, wherein: the guide plate assembly further comprises a sleeve ring, and the sleeve ring is sleeved on the cylindrical surface of the sleeve.

7. The round rail chamfering structure according to claim 6, wherein: and scale marks are arranged around the periphery of the lantern ring.

8. The round rail chamfering structure according to claim 7, wherein: an arrow is arranged on the guide plate and points to the scale mark.

9. The round rail chamfering structure according to any one of claims 1 to 8, wherein: still include actuating mechanism, actuating mechanism drive tool bit subassembly rotates, the deflector plate subassembly is fixed to be set up on actuating mechanism's shell.

10. The round rail chamfering structure according to claim 9, wherein: the tool bit assembly is characterized by further comprising a locknut, the locknut is fixedly screwed at the polishing end of the tool bit assembly, and the locknut is located at one end, far away from the driving mechanism, of the guide wheel.