CN211639255U

CN211639255U - Angle grinding equipment for micro drill bit

Info

Publication number: CN211639255U
Application number: CN201922328116.9U
Authority: CN
Inventors: 殷银兵
Original assignee: Taizhou Jumao Electronic Technology Co ltd
Current assignee: Taizhou Jumao Electronic Technology Co ltd
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-10-09
Anticipated expiration: 2029-12-23

Abstract

The utility model discloses a micro drill bit is with angle of grinding equipment relates to micro drill bit processing technology field. The device comprises a device base, the upper end fixedly connected with electric box of device base, the upper end fixedly connected with driving motor of electric box, driving motor's output shaft tip fixedly connected with erection column, the outside of erection column is passed through fixed establishment and is installed the mill. Through setting up erection column and fixed establishment, utilize the erection column to pass the polishing dish, spacing post in the fixed establishment also runs through the spacing hole of polishing dish lateral part simultaneously, make the lateral part of polishing dish laminating at the limiting plate, the lateral part laminating of inserting spacing post with the fixed disk again is at the opposite side of polishing dish, then at the tip of erection column fastening fixation nut, fixation nut supports the fixed disk and presses spacingly, accomplish the installation to the polishing dish through simple structure, the time of changing has been saved when changing the polishing dish, workman's work efficiency has been improved.

Description

Angle grinding equipment for micro drill bit

Technical Field

The utility model relates to a micro drill bit processing technology field specifically is a micro drill bit is with angle of grinding equipment.

Background

It is well known that the greater the ratio of the length to the diameter of the drill bit, the greater its tendency to bend. Reducing the length-diameter ratio can reduce the bending force, thereby avoiding the breakage of the drill bit and the increase of the aperture error. Deeper holes require a drill bit with a larger aspect ratio. Typically, a hole depth of more than 3 diameters is a "deep hole," and a micro-drilled hole depth typically exceeds this limit. Drill bits with a diameter of less than 3.175mm are commonly referred to as micro-drills, micro-drills for short. For the micro-drill to function efficiently in use, a number of factors must be considered: such as various elements of the drill bit, processing parameters, hole depth, installation integrity, workpiece structure and the like.

When present drill bit is making, because the problem of lathe smear metal, there are some lugs in the chamfer of individuation drill bit, so must use the angle grinding device to polish, the mill dish on the equipment just must be changed after using a period of time, but the mill foot equipment among the prior art is not convenient for change the mill dish, it is more troublesome to change, work efficiency has been reduced, and the piece that current equipment produced when polishing directly leaves over on the workstation in addition, it is more troublesome to clear up, has produced the influence to the health in workshop.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a micro drill bit is with angle of grinding equipment possesses the advantages such as the dish of polishing of being convenient for to change, has solved the dish of polishing and has changed inconvenient problem.

(II) technical scheme

For the purpose of realizing the aforesaid be convenient for change the mill, the utility model provides a following technical scheme: the utility model provides a micro drill bit is with angle of grinding equipment, includes the device base, the upper end fixedly connected with electric box of device base, the upper end fixedly connected with driving motor of electric box, driving motor's output shaft tip fixedly connected with erection column, the disc of polishing is installed through fixed establishment in the outside of erection column, the upper end right side fixedly connected with sweeps retaining box of device base, and sweeps retaining box will polish the lower half cover of disc, the collection chamber has been seted up to the inside of device base, the hole of leaking has been seted up to the bottom of sweeps retaining box, and the hole of leaking link up with the collection chamber mutually, the inside sliding connection who collects the chamber has the sweeps catch tray, and the right side of sweeps catch tray stretches out device base and device base swing joint.

As a preferred technical scheme of the utility model, fixed establishment includes limiting plate, spacing post, spacing hole, fixed disk and fixation nut, limiting plate fixed connection is in the left side of erection column, spacing post fixed connection is at the lateral wall of limiting plate, the position that spacing hole corresponds spacing post is seted up in the inside of polishing dish, and the dish of polishing runs through the erection column and is connected with spacing post and limiting plate laminating, fixed disk and erection column and spacing post swing joint, and the right side at the polishing dish is connected in the laminating of fixed disk, fixation nut threaded connection is on the right side of erection column, and fixation nut and fixed disk swing joint.

As an optimal technical scheme of the utility model, spacing post is equipped with four, and spacing post is circular array and arranges, the spacing hole that the dish lateral wall of polishing corresponds also is equipped with four.

As a preferred technical scheme of the utility model, install the upper end fixedly connected with baffle of base, driving motor's output shaft runs through the baffle and passes through ball bearing and be connected with the baffle rotation.

As a preferred technical scheme of the utility model, the guide slot has been seted up to the inner wall both sides in collection chamber, the equal fixedly connected with guide rail in both sides of sweeps catch tray, and guide slot and guide rail sliding connection.

As an optimized technical scheme of the utility model, the lateral wall of the polishing disc is provided with a fine sand layer.

(III) advantageous effects

Compared with the prior art, the utility model provides a angle grinding equipment for micro drill bit possesses following beneficial effect:

1. this angle grinding equipment for micro drill bit, through setting up erection column and fixed establishment, utilize the erection column to pass the disc of polishing, spacing post in the fixed establishment also runs through the spacing hole of the disc of polishing lateral part simultaneously, make the disc of polishing laminate the lateral part at the limiting plate, insert the lateral part laminating of spacing post at the disc of polishing with the fixed disk again, then fasten fixing nut at the tip of erection column, fixing nut supports the fixed disk and presses spacingly, accomplish the installation to the disc of polishing through simple structure, the time of changing has been saved when changing the disc of polishing, workman's work efficiency has been improved.

2. This angle grinding equipment for micro drill bit, through setting up sweeps retaining box, collect the chamber, hourglass material hole and sweeps catch tray, when the dish of polishing polishes the drill bit, the dish of polishing will polish down the sweeps and take away downwards, the sweeps hits the inside to the sweeps catch tray, then leak into the sweeps catch tray of collecting intracavity portion through hourglass material hole in, made things convenient for the sweeps that produces when polishing to collect, the sweeps that produces when having avoided polishing causes the influence to the environment in workshop.

Drawings

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

FIG. 2 is a front view of the present invention;

fig. 3 is a schematic structural view of the fixing mechanism of the present invention;

fig. 4 is a side view of the polishing disc of the present invention.

In the figure: 1. a base; 2. an electric box; 3. a drive motor; 4. mounting a column; 5. a fixing mechanism; 51. A limiting plate; 52. a limiting column; 53. a limiting hole; 54. fixing the disc; 55. fixing a nut; 6. grinding disc; 7. a scrap bin; 8. a collection chamber; 9. a material leaking hole; 10. a scrap collecting tray; 11. a baffle plate; 12. A guide groove; 13. a guide rail; 14. a fine sand layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, an angle grinding apparatus for a micro drill includes a device base 1, the upper end of the device base 1 is fixedly connected with an electric box 2, the upper end of the electric box 2 is fixedly connected with a driving motor 3, the end part of an output shaft of the driving motor 3 is fixedly connected with an installation column 4, the outer side of the installation column 4 is provided with a polishing disc 6 through a fixing mechanism 5, the right side of the upper end of the device base 1 is fixedly connected with a scrap material blocking box 7, and the lower half part of the polishing disc 6 is covered by the waste chip material blocking box 7, the inner part of the device base 1 is provided with a collecting cavity 8, the bottom of the waste chip material blocking box 7 is provided with a material leaking hole 9, and the material leakage hole 9 is communicated with the collection cavity 8, the inside of the collection cavity 8 is connected with a scrap collection tray 10 in a sliding manner, and the right side of the scrap collection tray 10 extends out of the device base 1 and is movably connected with the device base 1.

Specifically, fixed establishment 5 includes limiting plate 51, spacing post 52, spacing hole 53, fixed disk 54 and fixation nut 55, limiting plate 51 fixed connection is in the left side of erection column 4, spacing post 52 fixed connection is at limiting plate 51's lateral wall, the inside at the dish 6 of polishing is opened to the position that spacing post 52 is corresponded in spacing hole 53, and the dish 6 of polishing runs through erection column 4 and is connected with spacing post 52 and limiting plate 51 laminating, fixed disk 54 and erection column 4 and spacing post 52 swing joint, and the right side at the dish 6 of polishing is connected in the laminating of fixed disk 54, fixation nut 55 threaded connection is on the right side of erection column 4, and fixation nut 55 and fixation nut 54 swing joint.

In this embodiment, utilize erection column 4 to pass polishing dish 6, spacing post 52 in fixed establishment 5 also runs through the spacing hole 53 of polishing dish 6 lateral part simultaneously, make polishing dish 6 laminate at the lateral part of limiting plate 51, insert the lateral part laminating of spacing post 52 with fixed disk 54 at the opposite side of polishing dish 6 again, then tighten fixing nut 55 at the tip of erection column 4, fixing nut 55 supports to press fixed disk 54 spacing, accomplish the installation to polishing dish 6 through simple structure, the time of changing has been saved when changing polishing dish 6, the work efficiency of workman has been improved.

Specifically, four limiting columns 52 are arranged, the limiting columns 52 are arranged in a circular array, and four limiting holes 53 corresponding to the side walls of the polishing disc 6 are also arranged.

In this embodiment, the polishing disc 6 is positioned by inserting the limiting column 52 into the limiting hole 53.

Specifically, the upper end of the device base 1 is fixedly connected with a baffle 11, and an output shaft of the driving motor 3 penetrates through the baffle 11 and is rotatably connected with the baffle 11 through a ball bearing.

In this embodiment, the baffle 11 arranged at the upper end of the base 1 of the device prevents the scraps from entering the driving motor 3, and protects the driving motor 3.

Specifically, guide grooves 12 are formed in two sides of the inner wall of the collecting cavity 8, guide rails 13 are fixedly connected to two sides of the scrap collecting tray 10, and the guide grooves 12 are in sliding connection with the guide rails 13.

In this embodiment, the scrap collecting tray 10 slides along the guide rail 13 through the large guide groove 12 in the collecting cavity 8, and the scraps are taken out and centralized treated, so that the scraps can be taken out conveniently.

Specifically, the side wall of the polishing disc 6 is provided with a fine sand layer 14.

In this embodiment, the fine sand layer 14 disposed on the side wall of the polishing disc 6 is beneficial to polishing the drill bit by the polished drill bit head.

The utility model discloses a theory of operation and use flow: when the polishing device is used, the driving motor 3 drives the polishing disc 6 at the end part of the output shaft to rotate, then the drill bit is processed and polished through the polishing disc 6, when the drill bit is polished through the polishing disc 6, the polishing disc 6 downwards carries the polished scraps, the scraps collide into the scrap collecting disc 10 and then leak into the scrap collecting disc 10 in the collecting cavity 8 through the material leakage holes 9, the scraps generated during polishing are conveniently collected, the influence of the scraps generated during polishing on the workshop environment is avoided, the fine sand layer 14 arranged on the side wall of the polishing disc 6 is favorable for polishing the drill bit by the polished drill bit, when the scraps in the scrap collecting disc 10 are excessively collected, the scrap collecting disc 10 slides with the guide rail 13 through the large guide groove 12 in the collecting cavity 8 to take out the scraps for centralized treatment, the scraps are favorable for taking out the scraps, and the mounting column 4 penetrates through the polishing disc 6, meanwhile, a limiting column 52 in the fixing mechanism 5 also penetrates through a limiting hole 53 in the side part of the polishing disc 6, the polishing disc 6 is attached to the side part of the limiting plate 51, then a fixing disc 54 is inserted into the side part of the limiting column 52 and attached to the other side of the polishing disc 6, then a fixing nut 55 is fastened at the end part of the mounting column 4, the fixing nut 55 abuts against and limits the fixing disc 54, the polishing disc 6 is installed through a simple structure, the replacing time is saved when the polishing disc 6 is replaced, the working efficiency of workers is improved, a baffle plate 11 is arranged at the upper end of the base 1, chips are prevented from entering the driving motor 3, and the driving motor 3 is protected.

To sum up, the angle grinding equipment for the micro drill bit utilizes the installation column 4 and the fixing mechanism 5 to enable the installation column 4 to penetrate through the grinding disc 6, meanwhile, the limiting column 52 in the fixing mechanism 5 also penetrates through the limiting hole 53 in the side part of the grinding disc 6, so that the grinding disc 6 is attached to the side part of the limiting plate 51, then the fixed disc 54 is inserted into the side part of the limiting column 52 and attached to the other side of the grinding disc 6, then the fixing nut 55 is tightened on the end part of the installation column 4, the fixing nut 55 presses and limits the fixing disc 54, the grinding disc 6 is installed through a simple structure, the replacing time is saved when the grinding disc 6 is replaced, and the working efficiency of workers is improved; through setting up sweeps retaining box 7, collect the chamber 8, hourglass material hole 9 and sweeps catch tray 10, when the drill bit is polished to the dish of polishing 6, the sweeps that the dish of polishing 6 will polish are taken away downwards, the sweeps hits the inside to sweeps catch tray 10, then leak into the sweeps catch tray 10 of collecting 8 inside in the chamber through hourglass material hole 9, made things convenient for the sweeps that produce when polishing to collect, the sweeps that produce when having avoided polishing causes the influence to the environment in workshop.

It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a micro drill is with angle of attack equipment, includes device base (1), its characterized in that: the upper end of the device base (1) is fixedly connected with an electric box (2), the upper end of the electric box (2) is fixedly connected with a driving motor (3), the end part of an output shaft of the driving motor (3) is fixedly connected with a mounting column (4), the outer side of the mounting column (4) is provided with a polishing disc (6) through a fixing mechanism (5), the right side of the upper end of the device base (1) is fixedly connected with a scrap material blocking box (7), and the lower half part of the polishing disc (6) is covered by the waste chip material blocking box (7), the inner part of the device base (1) is provided with a collecting cavity (8), the bottom of the waste chip material blocking box (7) is provided with a material leaking hole (9), the material leakage hole (9) is communicated with the collection cavity (8), the inside of the collection cavity (8) is connected with a scrap collection tray (10) in a sliding way, and the right side of the scrap collecting tray (10) extends out of the device base (1) and is movably connected with the device base (1).

2. The angle grinding apparatus for a micro drill according to claim 1, wherein: fixed establishment (5) are including limiting plate (51), spacing post (52), spacing hole (53), fixed disk (54) and fixed nut (55), limiting plate (51) fixed connection is in the left side of erection column (4), spacing post (52) fixed connection is at the lateral wall of limiting plate (51), the inside at the mill dish (6) is seted up to the position that spacing post (52) are corresponded in spacing hole (53), and mill dish (6) run through erection column (4) and spacing post (52) and limiting plate (51) laminating connection, fixed disk (54) and erection column (4) and spacing post (52) swing joint, and fixed disk (54) laminating connection is on the right side of mill dish (6), fixed nut (55) threaded connection is on the right side of erection column (4), and fixed nut (55) and fixed disk (54) swing joint.

3. The angle grinding apparatus for a micro drill according to claim 2, wherein: the number of the limiting columns (52) is four, the limiting columns (52) are arranged in a circular array, and the number of the limiting holes (53) corresponding to the side wall of the polishing disc (6) is four.

4. The angle grinding apparatus for a micro drill according to claim 1, wherein: the device is characterized in that a baffle (11) is fixedly connected to the upper end of the base (1), and an output shaft of the driving motor (3) penetrates through the baffle (11) and is rotatably connected with the baffle (11) through a ball bearing.

5. The angle grinding apparatus for a micro drill according to claim 1, wherein: guide grooves (12) are formed in two sides of the inner wall of the collecting cavity (8), guide rails (13) are fixedly connected to two sides of the scrap collecting tray (10), and the guide grooves (12) are connected with the guide rails (13) in a sliding mode.

6. The angle grinding apparatus for a micro drill according to claim 1, wherein: and a fine sand layer (14) is arranged on the side wall of the polishing disc (6).